/**
 * ╔════════════════════════════════════════════════════════════════════════╗
 * ║  PF_Elektroniklabor.css – Modul Styles                                 ║
 * ║  Version: 1.0.0                                                        ║
 * ║  Autor: Franz Pfuisi                                                   ║
 * ║  PFWS-System: 1.4.1.3.33                                               ║
 * ║  Erstellt: 2026-06-20                                                  ║
 * ║                                                                        ║
 * ║  Beschreibung:                                                         ║
 * ║    Styles für das PF_Elektroniklabor Modul.                            ║
 * ║    Farbschema: Electric Orange #EA580C × Tech-Cyan #0369A1             ║
 * ║    - Header-Gradient, Info-Toggle, Dashboard-Menü                      ║
 * ║    - Shimmer-Animation, Shell-Reveal, To-Top                           ║
 * ║    - Mobil-responsive (768px / 480px)                                  ║
 * ║                                                                        ║
 * ║  Changelog:                                                            ║
 * ║  2026-06-20: v1.0.0 — Initiale Erstellung, PFWS 1.4.1.3.33             ║
 * ╚════════════════════════════════════════════════════════════════════════╝
 */

/* ═══════════════════════════════════════════════════════════════════
   CSS VARIABLES
   ═══════════════════════════════════════════════════════════════════ */
:root {
    --pf-elektroniklabor-orange:       #EA580C;
    --pf-elektroniklabor-orange-light: #FB923C;
    --pf-elektroniklabor-cyan:         #0369A1;
    --pf-elektroniklabor-cyan-light:   #38BDF8;
    --pf-elektroniklabor-gradient:     linear-gradient(135deg, #EA580C 0%, #0369A1 100%);
    --pf-elektroniklabor-gradient-rev: linear-gradient(135deg, #0369A1 0%, #EA580C 100%);
    --pf-elektroniklabor-surface:      #F8FAFC;
    --pf-elektroniklabor-surface-2:    #F1F5F9;
    --pf-elektroniklabor-border:       #E2E8F0;
    --pf-elektroniklabor-text:         #0F172A;
    --pf-elektroniklabor-text-muted:   #475569;
    --pf-elektroniklabor-white:        #FFFFFF;
    --pf-elektroniklabor-header-fg:    #FFFFFF;
    --pf-elektroniklabor-shadow:       0 4px 6px rgba(0,0,0,0.08);
    --pf-elektroniklabor-shadow-hover: 0 8px 16px rgba(0,0,0,0.14);
    --pf-elektroniklabor-radius:       14px;
    --pf-elektroniklabor-radius-sm:    8px;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] {
    --pf-elektroniklabor-orange:       #fb923c;
    --pf-elektroniklabor-orange-light: #fdba74;
    --pf-elektroniklabor-cyan:         #38bdf8;
    --pf-elektroniklabor-cyan-light:   #7dd3fc;
    --pf-elektroniklabor-gradient:     linear-gradient(135deg, #f97316 0%, #0ea5e9 100%);
    --pf-elektroniklabor-gradient-rev: linear-gradient(135deg, #0ea5e9 0%, #f97316 100%);
    --pf-elektroniklabor-surface:      #0b1220;
    --pf-elektroniklabor-surface-2:    #111b2c;
    --pf-elektroniklabor-border:       #223349;
    --pf-elektroniklabor-text:         #e2e8f0;
    --pf-elektroniklabor-text-muted:   #94a3b8;
    --pf-elektroniklabor-white:        #101b2c;
    --pf-elektroniklabor-header-fg:    #f8fafc;
    --pf-elektroniklabor-shadow:       0 4px 10px rgba(2, 6, 23, 0.45);
    --pf-elektroniklabor-shadow-hover: 0 10px 20px rgba(2, 6, 23, 0.52);
}

/* ═══════════════════════════════════════════════════════════════════
   LAYOUT WRAPPER
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-layout-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.pf-elektroniklabor-topnav-spacer {
    height: var(--pf-dashboard-topnav-height, 60px);
    width: 100%;
    pointer-events: none;
    flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════════════════
   BOX / MODULE CONTAINER
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-box {
    position: relative;
    border-radius: var(--pf-elektroniklabor-radius);
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.pf-elektroniklabor-box.overlay-mode {
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100%;
    border-radius: var(--pf-overlay-shell-box-radius, var(--pf-elektroniklabor-radius));
    overflow: hidden;
}

.pf-elektroniklabor-layout-wrapper.pf-elektroniklabor-dashboard-shell {
    width: 100vw;
    max-width: none;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    padding-left: 12px;
    padding-right: 12px;
    box-sizing: border-box;
}

.pf-elektroniklabor-layout-wrapper.pf-elektroniklabor-dashboard-shell .pf-elektroniklabor-box {
    width: 100%;
}

/* PF_Elektroniklabor only: full-width overlay mode like PF_LadeEntlade/PF_finance */
.pf-overlay.pf-module-shell.pf-overlay-module-pf_elektroniklabor {
    padding: 16px;
    justify-content: stretch;
    align-items: stretch;
}

.pf-overlay.pf-module-shell.pf-overlay-module-pf_elektroniklabor > .pf-overlay-inner,
.pf-overlay-inner.pf-overlay-module-pf_elektroniklabor {
    --pf-overlay-shell-max-width: calc(100vw - 32px);
    --pf-overlay-shell-padding-x: 0;
    --pf-overlay-shell-padding-y: 0;
    --pf-overlay-shell-box-radius: 14px;
    width: min(calc(100vw - 32px), 100%);
    max-width: min(calc(100vw - 32px), 100%);
    padding: 0;
    align-self: stretch;
    justify-self: stretch;
}

.pf-overlay.pf-overlay-module-pf_elektroniklabor .pf-elektroniklabor-box.overlay-mode,
.pf-overlay-inner.pf-overlay-module-pf_elektroniklabor .pf-elektroniklabor-box.overlay-mode {
    width: min(calc(100vw - 32px), 100%);
    max-width: min(calc(100vw - 32px), 100%);
    margin: 0;
    border-radius: var(--pf-overlay-shell-box-radius, var(--pf-elektroniklabor-radius));
}

.pf-elektroniklabor-module {
    display: flex;
    flex-direction: column;
    height: 100%;
    margin: 0;
    padding: 0;
}

/* ═══════════════════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--pf-elektroniklabor-gradient);
    background-size: 400% 400%;
    color: var(--pf-elektroniklabor-header-fg);
    padding: 12px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.18);
    animation: pf-elektroniklabor-wave 12s ease infinite;
}

@keyframes pf-elektroniklabor-wave {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Shell-Reveal Logo (sichtbar wenn Header versteckt) */
.pf-elektroniklabor-header-compact-logo {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255,255,255,0.36);
    border-radius: 999px;
    background: var(--pf-elektroniklabor-gradient);
    box-shadow: 0 6px 14px rgba(8,17,31,0.25);
    cursor: pointer;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 200;
}

.pf-elektroniklabor-header-compact-logo-image {
    width: 22px;
    height: 22px;
    object-fit: contain;
    pointer-events: none;
}

/* Header soll compact-logo zeigen wenn pf-elektroniklabor-shell-hidden aktiv ist */
.pf-elektroniklabor-shell-hidden .pf-elektroniklabor-header { padding: 6px 18px; }
.pf-elektroniklabor-shell-hidden .pf-elektroniklabor-header .pf-elektroniklabor-header-left,
.pf-elektroniklabor-shell-hidden .pf-elektroniklabor-header .pf-elektroniklabor-header-right { opacity: 0; pointer-events: none; }
.pf-elektroniklabor-shell-hidden .pf-elektroniklabor-header-compact-logo { display: flex; }

/* Header Left */
.pf-elektroniklabor-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

/* Drag Handle */
.pf-elektroniklabor-header-left .pf-drag-handle {
    cursor: grab;
    color: rgba(255,255,255,0.85);
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

/* Info-Toggle Icon */
.pf-elektroniklabor-icon-wrapper {
    cursor: pointer;
    color: rgba(255,255,255,0.9);
    display: flex;
    align-items: center;
    padding: 4px;
    border-radius: var(--pf-elektroniklabor-radius-sm);
    transition: background 0.2s ease, color 0.2s ease;
    flex-shrink: 0;
}
.pf-elektroniklabor-icon-wrapper:hover,
.pf-elektroniklabor-icon-wrapper:focus-visible {
    background: rgba(255,255,255,0.2);
    outline: none;
}

.pf-elektroniklabor-icon { display: flex; align-items: center; }

/* Title Section */
.pf-elektroniklabor-title-section {
    min-width: 0;
    overflow: hidden;
}
.pf-elektroniklabor-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-header-fg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pf-elektroniklabor-meta {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.72);
    margin-top: 1px;
}

/* Header Right */
.pf-elektroniklabor-header-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.pf-elektroniklabor-theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 34px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.14);
    color: var(--pf-elektroniklabor-header-fg);
    cursor: pointer;
    font-size: 0.76rem;
    font-weight: 700;
}

.pf-elektroniklabor-theme-toggle:hover {
    background: rgba(255,255,255,0.24);
}

.pf-elektroniklabor-theme-toggle-icon {
    font-size: 0.9rem;
    line-height: 1;
}

.pf-elektroniklabor-theme-toggle-label {
    letter-spacing: 0.02em;
}

/* User Pill */
.pf-elektroniklabor-user-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(255,255,255,0.28);
    border-radius: 999px;
    padding: 4px 10px 4px 4px;
    cursor: pointer;
    color: var(--pf-elektroniklabor-header-fg);
    font-size: 0.82rem;
    transition: background 0.2s ease;
    white-space: nowrap;
}
.pf-elektroniklabor-user-pill:hover { background: rgba(255,255,255,0.28); }

.pf-elektroniklabor-user-avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.25);
    flex-shrink: 0;
}
.pf-elektroniklabor-user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.pf-elektroniklabor-user-avatar-fallback {
    display: none;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-header-fg);
}
.pf-elektroniklabor-user-license-mobile { display: none; }

/* Dashboard Menu */
.pf-elektroniklabor-dashboard-menu { position: relative; }

.pf-elektroniklabor-btn-dashboard {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(255,255,255,0.28);
    border-radius: 999px;
    padding: 6px 12px;
    color: var(--pf-elektroniklabor-header-fg);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
    white-space: nowrap;
}
.pf-elektroniklabor-btn-dashboard:hover { background: rgba(255,255,255,0.3); }

.pf-elektroniklabor-dash-logo { display: block; flex-shrink: 0; }

.pf-elektroniklabor-dashboard-submenu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: var(--pf-elektroniklabor-white);
    border: 1px solid var(--pf-elektroniklabor-border);
    border-radius: var(--pf-elektroniklabor-radius-sm);
    box-shadow: var(--pf-elektroniklabor-shadow-hover);
    overflow: hidden;
    z-index: 200;
}
.pf-elektroniklabor-dashboard-submenu[hidden] { display: none; }

.pf-elektroniklabor-dashboard-submenu-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 10px 14px;
    font-size: 0.85rem;
    color: var(--pf-elektroniklabor-text);
    background: none;
    border: none;
    border-bottom: 1px solid var(--pf-elektroniklabor-border);
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s ease;
}
.pf-elektroniklabor-dashboard-submenu-item:last-child { border-bottom: none; }
.pf-elektroniklabor-dashboard-submenu-item:hover { background: var(--pf-elektroniklabor-surface-2); }

.pf-elektroniklabor-dashboard-submenu-group-title {
    padding: 8px 12px 5px;
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pf-elektroniklabor-text-muted);
    border-top: 1px solid var(--pf-elektroniklabor-border);
}

.pf-elektroniklabor-dashboard-submenu-group-title:first-child {
    border-top: none;
    padding-top: 10px;
}

.pf-elektroniklabor-dashboard-submenu-nav {
    display: grid;
    gap: 6px;
    padding: 0 10px 10px;
}

.pf-elektroniklabor-dashboard-submenu-nav .pf-elektroniklabor-nav-btn {
    min-height: 32px;
    padding: 7px 9px;
    font-size: 0.76rem;
    border-radius: 9px;
}

.pf-elektroniklabor-dashboard-submenu-nav .pf-elektroniklabor-nav-badge {
    margin-left: auto;
}

/* Toggle Switch im Menü */
.pf-elektroniklabor-dashboard-submenu-switch-ui {
    display: flex;
    align-items: center;
    gap: 6px;
}
.pf-elektroniklabor-dashboard-submenu-switch-track {
    width: 32px;
    height: 18px;
    border-radius: 999px;
    background: var(--pf-elektroniklabor-orange);
    position: relative;
    transition: background 0.2s ease;
}
.pf-elektroniklabor-dashboard-submenu-switch[aria-checked="false"] .pf-elektroniklabor-dashboard-submenu-switch-track {
    background: var(--pf-elektroniklabor-border);
}
.pf-elektroniklabor-dashboard-submenu-switch-dot {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--pf-elektroniklabor-white);
    transition: transform 0.2s ease;
}
.pf-elektroniklabor-dashboard-submenu-switch[aria-checked="true"] .pf-elektroniklabor-dashboard-submenu-switch-dot {
    transform: translateX(14px);
}
.pf-elektroniklabor-dashboard-submenu-switch-state { font-size: 0.7rem; color: var(--pf-elektroniklabor-text-muted); }

/* ═══════════════════════════════════════════════════════════════════
   INFO SECTION
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-info-section {
    background: var(--pf-elektroniklabor-surface);
    border-bottom: 2px solid var(--pf-elektroniklabor-orange);
    padding: 16px 20px;
    animation: pf-elektroniklabor-slide-down 0.25s ease;
}
.pf-elektroniklabor-info-section[hidden] { display: none; }

@keyframes pf-elektroniklabor-slide-down {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.pf-elektroniklabor-info-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.pf-elektroniklabor-info-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--pf-elektroniklabor-orange);
    margin-bottom: 6px;
}

.pf-elektroniklabor-desc {
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--pf-elektroniklabor-text);
    max-height: 150px;
    overflow-y: auto;
}

.pf-elektroniklabor-info-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.pf-elektroniklabor-info-block {
    background: var(--pf-elektroniklabor-white);
    border: 1px solid var(--pf-elektroniklabor-border);
    border-radius: var(--pf-elektroniklabor-radius-sm);
    padding: 8px 10px;
}

.pf-elektroniklabor-value {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--pf-elektroniklabor-text);
}

/* ═══════════════════════════════════════════════════════════════════
   BODY / CONTENT
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px;
    background: var(--pf-elektroniklabor-surface);
    min-height: 200px;
}

/* Overview / Bereichsstruktur */
.pf-elektroniklabor-overview {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pf-elektroniklabor-overview-kicker {
    display: inline-flex;
    align-self: flex-start;
    padding: 3px 9px;
    border-radius: 999px;
    background: rgba(3, 105, 161, 0.12);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}


.pf-elektroniklabor-placeholder-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: flex-start;
}

.pf-elektroniklabor-matte {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    align-items: start;
}

.pf-elektroniklabor-side-nav {
    position: sticky;
    top: 14px;
    display: none;
    flex-direction: column;
    gap: 14px;
    padding: 16px;
    border-radius: var(--pf-elektroniklabor-radius);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.96) 0%, rgba(241, 245, 249, 0.88) 100%);
    border: 1px solid var(--pf-elektroniklabor-border);
    box-shadow: 0 18px 30px rgba(15, 23, 42, 0.1);
    overflow: hidden;
}

.pf-elektroniklabor-side-nav::after {
    content: "";
    position: absolute;
    right: -22px;
    top: -28px;
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.2) 0%, rgba(14, 165, 233, 0) 68%);
    pointer-events: none;
}

.pf-elektroniklabor-side-nav-head {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pf-elektroniklabor-side-nav-title {
    margin: 0;
    font-size: 1rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-side-nav-text {
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.55;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-side-nav-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.pf-elektroniklabor-side-nav-stats span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    min-height: 24px;
    padding: 4px 8px;
    border-radius: 999px;
    border: 1px solid rgba(3, 105, 161, 0.2);
    background: rgba(3, 105, 161, 0.06);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.68rem;
    font-weight: 700;
}

.pf-elektroniklabor-side-nav-stats strong {
    color: var(--pf-elektroniklabor-cyan);
}

.pf-elektroniklabor-side-nav-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pf-elektroniklabor-nav-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pf-elektroniklabor-subnav-group[hidden] {
    display: none !important;
}

.pf-elektroniklabor-subnav-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-left: 12px;
    padding: 8px;
    border-radius: 10px;
    border: 1px dashed rgba(148, 163, 184, 0.34);
    background: rgba(255, 255, 255, 0.72);
}

.pf-elektroniklabor-subnav-btn {
    display: inline-flex;
    align-items: center;
    width: 100%;
    min-height: 34px;
    padding: 7px 10px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: rgba(248, 250, 252, 0.9);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.76rem;
    font-weight: 700;
    cursor: pointer;
    text-align: left;
}

.pf-elektroniklabor-subnav-btn:hover,
.pf-elektroniklabor-subnav-btn.is-active {
    color: var(--pf-elektroniklabor-cyan);
    border-color: rgba(3, 105, 161, 0.22);
    background: linear-gradient(135deg, rgba(3, 105, 161, 0.08) 0%, rgba(56, 189, 248, 0.1) 100%);
}

.pf-elektroniklabor-nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--pf-elektroniklabor-border);
    background: var(--pf-elektroniklabor-surface);
    color: var(--pf-elektroniklabor-text);
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease, border-color 0.16s ease;
    text-align: left;
    font-size: 0.85rem;
    font-weight: 600;
}

.pf-elektroniklabor-nav-btn > svg {
    flex-shrink: 0;
}

.pf-elektroniklabor-nav-btn:hover,
.pf-elektroniklabor-nav-btn.is-active {
    background: linear-gradient(135deg, rgba(234, 88, 12, 0.1) 0%, rgba(3, 105, 161, 0.12) 100%);
    border-color: rgba(3, 105, 161, 0.2);
    box-shadow: var(--pf-elektroniklabor-shadow);
    transform: translateY(-1px);
}

.pf-elektroniklabor-nav-btn[data-pf-elektroniklabor-area-filter="grundlagen"].is-active {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.16) 0%, rgba(251, 191, 36, 0.16) 100%);
    border-color: rgba(249, 115, 22, 0.24);
}

.pf-elektroniklabor-nav-btn[data-pf-elektroniklabor-area-filter="messgeraete"].is-active {
    background: linear-gradient(135deg, rgba(3, 105, 161, 0.14) 0%, rgba(56, 189, 248, 0.18) 100%);
    border-color: rgba(3, 105, 161, 0.24);
}

.pf-elektroniklabor-nav-btn[data-pf-elektroniklabor-area-filter="code"].is-active {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.12) 0%, rgba(51, 65, 85, 0.18) 100%);
    border-color: rgba(15, 23, 42, 0.2);
}

.pf-elektroniklabor-nav-btn[data-pf-elektroniklabor-area-filter="zellenakkus"].is-active {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.14) 0%, rgba(45, 212, 191, 0.18) 100%);
    border-color: rgba(13, 148, 136, 0.24);
}

.pf-elektroniklabor-nav-btn[data-pf-elektroniklabor-area-filter="weitere"].is-active {
    background: linear-gradient(135deg, rgba(126, 34, 206, 0.12) 0%, rgba(217, 70, 239, 0.15) 100%);
    border-color: rgba(126, 34, 206, 0.2);
}

.pf-elektroniklabor-content-stage {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-content-stage > :not(.pf-elektroniklabor-basics-lab.is-workmat-surface) {
    display: none !important;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-body {
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-content-stage {
    gap: 0;
    flex: 1 1 auto;
    min-height: 0;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-content-stage > .pf-elektroniklabor-basics-lab.is-workmat-surface {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
    margin: 0;
    border: 0;
    border-radius: 0;
    padding: 0;
    background: transparent;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-content-stage > .pf-elektroniklabor-basics-lab.is-workmat-surface > .pf-elektroniklabor-arbeitsmatte-lab {
    flex: 1 1 auto;
    min-height: 0;
    margin: 0;
    border: 0;
    border-radius: 0;
    padding: 0;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-content-stage > .pf-elektroniklabor-basics-lab.is-workmat-surface .pf-elektroniklabor-arbeitsmatte-panels {
    margin-top: 0;
    height: 100%;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-content-stage > .pf-elektroniklabor-basics-lab.is-workmat-surface .pf-elektroniklabor-arbeitsmatte-panel.is-active {
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
}

.pf-elektroniklabor-box.is-workmat-primary .pf-elektroniklabor-content-stage > .pf-elektroniklabor-basics-lab.is-workmat-surface .pf-elektroniklabor-arbeitsmatte-stage {
    margin-top: 0;
    min-height: 0;
    height: 100%;
}

.pf-elektroniklabor-breadcrumb-live {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 34px;
    padding: 7px 10px;
    border-radius: 10px;
    border: 1px solid var(--pf-elektroniklabor-border);
    background: rgba(255, 255, 255, 0.9);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.75rem;
    font-weight: 700;
}

.pf-elektroniklabor-breadcrumb-live-home {
    color: var(--pf-elektroniklabor-cyan);
}

.pf-elektroniklabor-breadcrumb-live-sep {
    opacity: 0.5;
}

.pf-elektroniklabor-level-filter {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    min-height: 36px;
    padding: 7px 10px;
    border-radius: 10px;
    border: 1px solid var(--pf-elektroniklabor-border);
    background: rgba(255, 255, 255, 0.92);
}

.pf-elektroniklabor-level-filter-label {
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--pf-elektroniklabor-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pf-elektroniklabor-level-filter-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 26px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(3, 105, 161, 0.2);
    background: rgba(3, 105, 161, 0.06);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.7rem;
    font-weight: 800;
    cursor: pointer;
}

.pf-elektroniklabor-level-filter-btn.is-active {
    background: var(--pf-elektroniklabor-gradient);
    border-color: transparent;
    color: var(--pf-elektroniklabor-white);
}

.pf-elektroniklabor-content-stage.is-drilldown [data-pf-elektroniklabor-area-grid] {
    display: none;
}

.pf-elektroniklabor-overview.is-drilldown .pf-elektroniklabor-placeholder-badges {
    display: none;
}

.pf-elektroniklabor-content-stage.is-drilldown .pf-elektroniklabor-breadcrumb-live {
    display: none;
}

.pf-elektroniklabor-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--pf-elektroniklabor-white);
    border: 1px solid var(--pf-elektroniklabor-border);
    border-radius: 999px;
    padding: 3px 10px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--pf-elektroniklabor-text);
    box-shadow: var(--pf-elektroniklabor-shadow);
}
.pf-elektroniklabor-badge-primary {
    background: linear-gradient(135deg, rgba(234, 88, 12, 0.1) 0%, rgba(3, 105, 161, 0.12) 100%);
}
.pf-elektroniklabor-badge:nth-child(odd)  { border-color: var(--pf-elektroniklabor-orange); color: var(--pf-elektroniklabor-orange); }
.pf-elektroniklabor-badge:nth-child(even) { border-color: var(--pf-elektroniklabor-cyan);   color: var(--pf-elektroniklabor-cyan); }

.pf-elektroniklabor-section-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.pf-elektroniklabor-section-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 18px;
    border-radius: var(--pf-elektroniklabor-radius);
    border: 1px solid var(--pf-elektroniklabor-border);
    background: var(--pf-elektroniklabor-white);
    box-shadow: var(--pf-elektroniklabor-shadow);
    min-height: 100%;
    border-top: 3px solid rgba(3, 105, 161, 0.18);
}

.pf-elektroniklabor-section-card-accent {
    background: linear-gradient(180deg, rgba(255,255,255,1) 0%, rgba(241,245,249,1) 100%);
}

.pf-elektroniklabor-section-card-head {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pf-elektroniklabor-section-card-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--pf-elektroniklabor-white);
    background: var(--pf-elektroniklabor-gradient);
    box-shadow: 0 10px 20px rgba(3, 105, 161, 0.16);
    flex-shrink: 0;
}

.pf-elektroniklabor-section-card-kicker {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--pf-elektroniklabor-cyan);
    margin-bottom: 2px;
}

.pf-elektroniklabor-section-card-title {
    margin: 0;
    font-size: 1.05rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-section-card-text {
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.65;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-section-list {
    margin: 0;
    padding-left: 18px;
    color: var(--pf-elektroniklabor-text);
    font-size: 0.83rem;
    line-height: 1.7;
}

.pf-elektroniklabor-section-card-foot {
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px dashed rgba(3, 105, 161, 0.18);
    font-size: 0.78rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-card-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    min-height: 30px;
    padding: 6px 11px;
    border-radius: 8px;
    border: 1px dashed rgba(3, 105, 161, 0.35);
    background: rgba(3, 105, 161, 0.04);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.72rem;
    font-weight: 800;
    cursor: pointer;
}

[data-pf-elektroniklabor-area-grid] .pf-elektroniklabor-area-detail {
    display: none;
}

[data-pf-elektroniklabor-area].is-expanded .pf-elektroniklabor-area-detail {
    display: flex;
}

[data-pf-elektroniklabor-area].is-expanded .pf-elektroniklabor-section-list {
    display: block;
}

[data-pf-elektroniklabor-area].is-expanded .pf-elektroniklabor-foundations-grid {
    display: grid;
}

.pf-elektroniklabor-action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-action-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(3, 105, 161, 0.18);
    background: rgba(3, 105, 161, 0.06);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
}

.pf-elektroniklabor-action-chip:hover {
    background: rgba(234, 88, 12, 0.08);
    border-color: rgba(234, 88, 12, 0.22);
    color: var(--pf-elektroniklabor-orange);
}

.pf-elektroniklabor-foundations-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.pf-elektroniklabor-foundation-card {
    padding: 12px;
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(248,250,252,1) 0%, rgba(241,245,249,1) 100%);
    border: 1px solid rgba(226, 232, 240, 0.95);
}

.pf-elektroniklabor-foundation-head {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text);
    margin-bottom: 8px;
}

.pf-elektroniklabor-foundation-text {
    margin: 0;
    font-size: 0.78rem;
    line-height: 1.55;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-foundation-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.pf-elektroniklabor-foundation-tags span {
    display: inline-flex;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(3, 105, 161, 0.1);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.7rem;
    font-weight: 700;
}

.pf-elektroniklabor-basics-lab {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 0;
    border-radius: var(--pf-elektroniklabor-radius);
    background: var(--pf-elektroniklabor-white);
    border: 0;
    box-shadow: none;
    border-top: 0;
}

.pf-elektroniklabor-area-accordion-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    min-height: 30px;
    padding: 6px 11px;
    border-radius: 10px;
    border: 1px dashed rgba(3, 105, 161, 0.32);
    background: rgba(3, 105, 161, 0.05);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.72rem;
    font-weight: 800;
    cursor: pointer;
}

.pf-elektroniklabor-area-accordion-toggle:hover {
    background: rgba(234, 88, 12, 0.08);
    border-color: rgba(234, 88, 12, 0.28);
    color: var(--pf-elektroniklabor-orange);
}

.pf-elektroniklabor-basics-lab.is-collapsed > *:not(.pf-elektroniklabor-area-accordion-toggle) {
    display: none !important;
}

.pf-elektroniklabor-basics-lab.is-collapsed {
    min-height: 78px;
    justify-content: center;
}

#pf-elektroniklabor-area-grundlagen,
#pf-elektroniklabor-panel-grundlagen {
    border-top-color: transparent;
    background: transparent;
}

#pf-elektroniklabor-area-grundlagen .pf-elektroniklabor-section-card-icon,
#pf-elektroniklabor-panel-grundlagen .pf-elektroniklabor-grundlagen-topic-icon,
#pf-elektroniklabor-panel-grundlagen .pf-elektroniklabor-grundlagen-topic-tab.is-active {
    background: linear-gradient(135deg, #f97316 0%, #f59e0b 100%);
}

#pf-elektroniklabor-area-grundlagen .pf-elektroniklabor-section-card-kicker,
#pf-elektroniklabor-panel-grundlagen .pf-elektroniklabor-grundlagen-kicker,
#pf-elektroniklabor-panel-grundlagen .pf-elektroniklabor-grundlagen-topic-title {
    color: #c2410c;
}

#pf-elektroniklabor-area-messgeraete,
#pf-elektroniklabor-panel-messgeraete {
    border-top-color: rgba(3, 105, 161, 0.55);
    background: linear-gradient(180deg, rgba(240, 249, 255, 0.8) 0%, rgba(255, 255, 255, 1) 100%);
}

#pf-elektroniklabor-area-messgeraete .pf-elektroniklabor-section-card-icon,
#pf-elektroniklabor-panel-messgeraete .pf-elektroniklabor-topic-icon,
#pf-elektroniklabor-panel-messgeraete .pf-elektroniklabor-topic-tab.is-active {
    background: linear-gradient(135deg, #0369a1 0%, #38bdf8 100%);
}

#pf-elektroniklabor-area-messgeraete .pf-elektroniklabor-section-card-kicker,
#pf-elektroniklabor-panel-messgeraete .pf-elektroniklabor-overview-kicker,
#pf-elektroniklabor-panel-messgeraete .pf-elektroniklabor-topic-title {
    color: #075985;
}

#pf-elektroniklabor-area-code,
#pf-elektroniklabor-panel-code {
    border-top-color: rgba(15, 23, 42, 0.42);
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.92) 0%, rgba(255, 255, 255, 1) 100%);
}

#pf-elektroniklabor-area-code .pf-elektroniklabor-section-card-icon,
#pf-elektroniklabor-panel-code .pf-elektroniklabor-topic-icon,
#pf-elektroniklabor-panel-code .pf-elektroniklabor-topic-tab.is-active {
    background: linear-gradient(135deg, #0f172a 0%, #475569 100%);
}

#pf-elektroniklabor-area-code .pf-elektroniklabor-section-card-kicker,
#pf-elektroniklabor-panel-code .pf-elektroniklabor-overview-kicker,
#pf-elektroniklabor-panel-code .pf-elektroniklabor-topic-title {
    color: #1e293b;
}

#pf-elektroniklabor-area-zellenakkus,
#pf-elektroniklabor-panel-zellenakkus {
    border-top-color: rgba(13, 148, 136, 0.44);
    background: linear-gradient(180deg, rgba(240, 253, 250, 0.86) 0%, rgba(255, 255, 255, 1) 100%);
}

#pf-elektroniklabor-area-zellenakkus .pf-elektroniklabor-section-card-icon,
#pf-elektroniklabor-panel-zellenakkus .pf-elektroniklabor-topic-icon,
#pf-elektroniklabor-panel-zellenakkus .pf-elektroniklabor-topic-tab.is-active {
    background: linear-gradient(135deg, #0d9488 0%, #2dd4bf 100%);
}

#pf-elektroniklabor-area-zellenakkus .pf-elektroniklabor-section-card-kicker,
#pf-elektroniklabor-panel-zellenakkus .pf-elektroniklabor-overview-kicker,
#pf-elektroniklabor-panel-zellenakkus .pf-elektroniklabor-topic-title {
    color: #0f766e;
}

#pf-elektroniklabor-area-weitere,
#pf-elektroniklabor-panel-weitere {
    border-top-color: rgba(126, 34, 206, 0.38);
    background: linear-gradient(180deg, rgba(250, 245, 255, 0.88) 0%, rgba(255, 255, 255, 1) 100%);
}

#pf-elektroniklabor-area-weitere .pf-elektroniklabor-section-card-icon,
#pf-elektroniklabor-panel-weitere .pf-elektroniklabor-topic-icon {
    background: linear-gradient(135deg, #7e22ce 0%, #d946ef 100%);
}

#pf-elektroniklabor-area-weitere .pf-elektroniklabor-section-card-kicker,
#pf-elektroniklabor-panel-weitere .pf-elektroniklabor-overview-kicker,
#pf-elektroniklabor-panel-weitere .pf-elektroniklabor-topic-title {
    color: #7e22ce;
}

.pf-elektroniklabor-learning-stack,
.pf-elektroniklabor-workflow-map {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pf-elektroniklabor-learning-grid,
.pf-elektroniklabor-workflow-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.pf-elektroniklabor-learning-card,
.pf-elektroniklabor-workflow-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
}

.pf-elektroniklabor-learning-card.is-hidden-by-level {
    display: none !important;
}

.pf-elektroniklabor-learning-card-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.pf-elektroniklabor-learning-pill {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(3, 105, 161, 0.1);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.pf-elektroniklabor-learning-title,
.pf-elektroniklabor-workflow-title {
    margin: 0;
    font-size: 0.96rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-learning-meta {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: rgba(15, 23, 42, 0.04);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.66rem;
    letter-spacing: 0.01em;
}

.pf-elektroniklabor-learning-summary,
.pf-elektroniklabor-workflow-summary {
    margin: 0;
    font-size: 0.82rem;
    line-height: 1.65;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-learning-list,
.pf-elektroniklabor-workflow-steps {
    margin: 0;
    padding-left: 18px;
    font-size: 0.8rem;
    line-height: 1.7;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-learning-facts,
.pf-elektroniklabor-workflow-launches {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-learning-facts span {
    display: inline-flex;
    padding: 5px 9px;
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.05);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.74rem;
}

.pf-elektroniklabor-learning-exercise {
    padding: 10px 12px;
    border-radius: 12px;
    background: rgba(234, 88, 12, 0.07);
    color: var(--pf-elektroniklabor-text);
    font-size: 0.78rem;
    line-height: 1.6;
}

.pf-elektroniklabor-basics-lab-head {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pf-elektroniklabor-basics-lab-title {
    margin: 0;
    font-size: 1.05rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-basics-lab-text {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.65;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-topic-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-chapter-blueprint {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(255, 255, 255, 0.74);
}

.pf-elektroniklabor-chapter-blueprint-head {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pf-elektroniklabor-chapter-blueprint-title {
    margin: 0;
    font-size: 0.9rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-chapter-blueprint-text {
    margin: 0;
    font-size: 0.76rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-chapter-index {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.pf-elektroniklabor-chapter-index-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid rgba(3, 105, 161, 0.18);
    background: rgba(3, 105, 161, 0.05);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.72rem;
    font-weight: 700;
    cursor: pointer;
}

.pf-elektroniklabor-chapter-index-btn.is-active {
    background: var(--pf-elektroniklabor-gradient);
    border-color: transparent;
    color: var(--pf-elektroniklabor-white);
}

.pf-elektroniklabor-chapter-template {
    display: none;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    background: rgba(248, 250, 252, 0.86);
}

.pf-elektroniklabor-chapter-template.is-active {
    display: flex;
}

.pf-elektroniklabor-chapter-template-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}

.pf-elektroniklabor-chapter-template-title {
    margin: 0;
    font-size: 0.86rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-chapter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pf-elektroniklabor-chapter-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 26px;
    padding: 4px 9px;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(255, 255, 255, 0.9);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.7rem;
    font-weight: 700;
    cursor: pointer;
}

.pf-elektroniklabor-chapter-tab.is-active {
    background: rgba(3, 105, 161, 0.11);
    border-color: rgba(3, 105, 161, 0.28);
    color: var(--pf-elektroniklabor-cyan);
}

.pf-elektroniklabor-chapter-panel {
    display: none;
    padding: 10px;
    border-radius: 8px;
    border: 1px dashed rgba(148, 163, 184, 0.28);
    background: rgba(255, 255, 255, 0.92);
    font-size: 0.78rem;
    line-height: 1.6;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-chapter-panel.is-active {
    display: block;
}

.pf-elektroniklabor-topic-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid var(--pf-elektroniklabor-border);
    background: var(--pf-elektroniklabor-surface);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
}

.pf-elektroniklabor-topic-tab.is-active {
    background: var(--pf-elektroniklabor-gradient);
    border-color: transparent;
    color: var(--pf-elektroniklabor-white);
    box-shadow: var(--pf-elektroniklabor-shadow);
}

.pf-elektroniklabor-basics-topic-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.pf-elektroniklabor-topic-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 16px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(234, 88, 12, 0.04) 0%, rgba(3, 105, 161, 0.08) 100%);
    border: 1px solid rgba(3, 105, 161, 0.12);
}

.pf-elektroniklabor-topic-icon {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    color: var(--pf-elektroniklabor-white);
    background: var(--pf-elektroniklabor-gradient);
}

.pf-elektroniklabor-topic-title {
    margin: 0;
    font-size: 0.95rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-topic-text {
    margin: 0;
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-topic-list {
    margin: 0;
    padding-left: 18px;
    font-size: 0.8rem;
    line-height: 1.7;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-sim-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.pf-elektroniklabor-sim-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-sim-field input,
.pf-elektroniklabor-sim-field select {
    min-height: 34px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 9px;
    padding: 6px 8px;
    font-size: 0.8rem;
    color: var(--pf-elektroniklabor-text);
    background: rgba(255, 255, 255, 0.95);
}

.pf-elektroniklabor-sim-result {
    border: 1px dashed rgba(3, 105, 161, 0.28);
    border-radius: 10px;
    padding: 9px 11px;
    font-size: 0.77rem;
    line-height: 1.55;
    color: var(--pf-elektroniklabor-text);
    background: rgba(3, 105, 161, 0.05);
}

.pf-elektroniklabor-toolhub {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding-top: 4px;
}

.pf-elektroniklabor-toolhub-head {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pf-elektroniklabor-toolhub-title {
    margin: 0;
    font-size: 0.95rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-toolhub-text {
    margin: 0;
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-tool-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.pf-elektroniklabor-tool-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(248,250,252,0.98) 100%);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.pf-elektroniklabor-tool-card-head {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.pf-elektroniklabor-tool-card-icon {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--pf-elektroniklabor-gradient);
    color: var(--pf-elektroniklabor-white);
    font-size: 1.15rem;
    flex: 0 0 auto;
}

.pf-elektroniklabor-tool-card-copy {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.pf-elektroniklabor-tool-card-topline {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.pf-elektroniklabor-tool-card-title {
    margin: 0;
    font-size: 0.94rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-tool-card-text,
.pf-elektroniklabor-tool-card-meta {
    margin: 0;
    font-size: 0.78rem;
    line-height: 1.6;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-tool-status {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.pf-elektroniklabor-tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pf-elektroniklabor-tool-tags span {
    display: inline-flex;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(3, 105, 161, 0.08);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.68rem;
    font-weight: 700;
}

.pf-elektroniklabor-tool-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.pf-elektroniklabor-tool-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    padding: 8px 12px;
    border-radius: 12px;
    border: 1px solid transparent;
    text-decoration: none;
    font-size: 0.76rem;
    font-weight: 800;
    cursor: pointer;
}

.pf-elektroniklabor-tool-btn-primary {
    background: var(--pf-elektroniklabor-gradient);
    color: var(--pf-elektroniklabor-white);
    box-shadow: var(--pf-elektroniklabor-shadow);
}

.pf-elektroniklabor-tool-btn-secondary {
    background: rgba(255,255,255,0.92);
    border-color: rgba(3, 105, 161, 0.16);
    color: var(--pf-elektroniklabor-cyan);
}

.pf-elektroniklabor-tool-btn-disabled {
    background: rgba(148, 163, 184, 0.12);
    color: #64748b;
    cursor: default;
}

.pf-elektroniklabor-toolhub-inline-note {
    padding: 14px 16px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(234, 88, 12, 0.05) 0%, rgba(3, 105, 161, 0.06) 100%);
    border: 1px dashed rgba(3, 105, 161, 0.22);
}

.pf-elektroniklabor-seo-audit {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 14px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(3, 105, 161, 0.08) 0%, rgba(15, 23, 42, 0.05) 100%);
    border: 1px solid rgba(3, 105, 161, 0.2);
}

.pf-elektroniklabor-seo-audit-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.pf-elektroniklabor-seo-audit-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.pf-elektroniklabor-seo-audit-kicker {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-seo-audit-score {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-seo-audit-score.is-good { color: #16a34a; }
.pf-elektroniklabor-seo-audit-score.is-medium { color: #d97706; }
.pf-elektroniklabor-seo-audit-score.is-low { color: #dc2626; }

.pf-elektroniklabor-seo-audit-note,
.pf-elektroniklabor-seo-preview-desc,
.pf-elektroniklabor-seo-preview-url {
    margin: 0;
    font-size: 0.78rem;
    line-height: 1.55;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-seo-preview-title {
    font-size: 0.85rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-seo-checklist {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 8px;
}

.pf-elektroniklabor-seo-checkitem {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 6px 10px;
    align-items: center;
    padding: 9px 10px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(255, 255, 255, 0.74);
}

.pf-elektroniklabor-seo-checkitem strong {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.03em;
}

.pf-elektroniklabor-seo-checkitem span {
    font-size: 0.8rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-seo-checkitem em {
    grid-column: 2;
    font-style: normal;
    font-size: 0.72rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-seo-checkitem.is-pass {
    border-color: rgba(34, 197, 94, 0.36);
    background: rgba(220, 252, 231, 0.64);
}

.pf-elektroniklabor-seo-checkitem.is-pass strong { color: #15803d; }

.pf-elektroniklabor-seo-checkitem.is-fail {
    border-color: rgba(239, 68, 68, 0.34);
    background: rgba(254, 226, 226, 0.68);
}

.pf-elektroniklabor-seo-checkitem.is-fail strong { color: #b91c1c; }

[data-pf-elektroniklabor-area].is-hidden,
[data-pf-elektroniklabor-area-panel].is-hidden,
[data-pf-elektroniklabor-topic-panel]:not(.is-active) {
    display: none !important;
}

/* ═══════════════════════════════════════════════════════════════════
   MOCKUP-INSPIRED SKIN + PREVIEWS
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-box {
    font-family: "DM Sans", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

.pf-elektroniklabor-depth-step {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 7px 9px;
    border: 1px solid var(--pf-elektroniklabor-border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.86);
}

.pf-elektroniklabor-depth-step span {
    font-size: 0.68rem;
    font-weight: 800;
    color: var(--pf-elektroniklabor-cyan);
}

.pf-elektroniklabor-depth-step strong {
    font-size: 0.74rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-depth-step em {
    font-style: normal;
    font-size: 0.66rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-visual-deck {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 10px;
}

.pf-elektroniklabor-visual-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.32);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(248, 250, 252, 0.96) 100%);
}

.pf-elektroniklabor-visual-graphic {
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: rgba(255, 255, 255, 0.88);
}

.pf-elektroniklabor-visual-graphic svg {
    width: 100%;
    height: auto;
    display: block;
}

.pf-elektroniklabor-grundlagen-visual-deck .pf-elektroniklabor-visual-card {
    padding: 8px;
    gap: 6px;
}

.pf-elektroniklabor-grundlagen-visual-deck .pf-elektroniklabor-visual-graphic {
    max-height: 128px;
}

.pf-elektroniklabor-grundlagen-visual-deck .pf-elektroniklabor-visual-graphic svg {
    height: 128px;
}

.pf-elektroniklabor-visual-title {
    margin: 0;
    font-size: 0.84rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-visual-text {
    margin: 0;
    font-size: 0.76rem;
    line-height: 1.45;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-visual-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pf-elektroniklabor-visual-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 20px;
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid rgba(3, 105, 161, 0.2);
    background: rgba(3, 105, 161, 0.08);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.66rem;
    font-weight: 700;
}

.pf-elektroniklabor-visual-action {
    align-self: flex-start;
    margin-top: 2px;
}

.pf-elektroniklabor-chapter-copy {
    margin: 0;
}

.pf-elektroniklabor-picart-set {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.pf-elektroniklabor-picart {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 24px;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: rgba(248, 250, 252, 0.9);
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-picart em {
    font-style: normal;
    font-size: 0.68rem;
    font-weight: 700;
}

.pf-elektroniklabor-xy-lab {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 10px;
}

.pf-elektroniklabor-xy-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.92) 0%, rgba(241, 245, 249, 0.92) 100%);
}

.pf-elektroniklabor-xy-card h6 {
    margin: 0;
    font-size: 0.84rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-xy-card p {
    margin: 0;
    font-size: 0.75rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-xy-plane {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.34);
    background:
        linear-gradient(180deg, rgba(148, 163, 184, 0.16) 1px, transparent 1px) 0 0 / 100% 20%,
        linear-gradient(90deg, rgba(148, 163, 184, 0.16) 1px, transparent 1px) 0 0 / 12.5% 100%,
        linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(226, 232, 240, 0.7) 100%);
}

.pf-elektroniklabor-xy-svg {
    width: 100%;
    height: auto;
    display: block;
}

.pf-elektroniklabor-xy-trace {
    fill: none;
    stroke-width: 3;
    stroke-linejoin: round;
    stroke-linecap: round;
    stroke-dasharray: 320;
    stroke-dashoffset: 320;
    animation: pf-elektroniklabor-xy-draw 2.8s ease-in-out infinite;
}

.pf-elektroniklabor-xy-trace-a { stroke: #0369a1; }
.pf-elektroniklabor-xy-trace-b { stroke: #ea580c; animation-delay: 0.35s; }
.pf-elektroniklabor-xy-trace-c { stroke: #16a34a; animation-delay: 0.2s; }
.pf-elektroniklabor-xy-trace-d { stroke: #f97316; animation-delay: 0.5s; }

@keyframes pf-elektroniklabor-xy-draw {
    0% {
        stroke-dashoffset: 320;
        opacity: 0.5;
    }
    45% {
        stroke-dashoffset: 0;
        opacity: 1;
    }
    100% {
        stroke-dashoffset: -120;
        opacity: 0.65;
    }
}

.pf-elektroniklabor-depth-step.is-active {
    border-color: rgba(3, 105, 161, 0.32);
    background: linear-gradient(135deg, rgba(3, 105, 161, 0.11) 0%, rgba(56, 189, 248, 0.12) 100%);
}

.pf-elektroniklabor-nav-badge {
    margin-left: auto;
    min-width: 1.6rem;
    height: 1.2rem;
    padding: 0 0.35rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.66rem;
    font-weight: 800;
    color: var(--pf-elektroniklabor-cyan);
    background: rgba(3, 105, 161, 0.1);
    transition: transform 0.18s ease, background 0.18s ease;
}

.pf-elektroniklabor-nav-btn.is-active .pf-elektroniklabor-nav-badge {
    transform: scale(1.08);
    background: rgba(255, 255, 255, 0.44);
}

.pf-elektroniklabor-preview-strip {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.pf-elektroniklabor-preview-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
}

.pf-elektroniklabor-preview-head {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pf-elektroniklabor-preview-head h5 {
    margin: 0;
    font-size: 0.93rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-preview-kicker {
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--pf-elektroniklabor-cyan);
}

.pf-elektroniklabor-preview-text {
    margin: 0;
    font-size: 0.76rem;
    line-height: 1.5;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-preview-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-preview-metrics span {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 4px 9px;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text);
    background: rgba(15, 23, 42, 0.08);
}

.pf-elektroniklabor-preview-inputs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.pf-elektroniklabor-preview-inputs label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-preview-inputs input,
.pf-elektroniklabor-preview-inputs select {
    width: 100%;
}

.pf-elektroniklabor-preview-wave {
    height: 48px;
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    gap: 6px;
    align-items: end;
}

.pf-elektroniklabor-preview-wave i {
    display: block;
    height: var(--pf-elektroniklabor-wave-h);
    border-radius: 3px;
    background: linear-gradient(180deg, #10b981 0%, #0ea5e9 100%);
    opacity: 0.75;
}

.pf-elektroniklabor-preview-bars {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.pf-elektroniklabor-preview-bars b {
    display: block;
    height: 8px;
    border-radius: 999px;
    background: linear-gradient(90deg, #0ea5e9 0%, #10b981 100%);
}

.pf-elektroniklabor-grundlagen-shell {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pf-elektroniklabor-grundlagen-head {
    display: grid;
    gap: 6px;
}

.pf-elektroniklabor-grundlagen-kicker {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--pf-elektroniklabor-cyan);
}

.pf-elektroniklabor-grundlagen-title {
    margin: 0;
    font-size: 1.04rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-text {
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.55;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    width: fit-content;
    min-height: 30px;
    padding: 5px 9px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.34);
    background: rgba(255, 255, 255, 0.88);
}

.pf-elektroniklabor-grundlagen-breadcrumb-home {
    border: 0;
    background: transparent;
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.72rem;
    font-weight: 800;
    cursor: pointer;
    padding: 0;
}

.pf-elektroniklabor-grundlagen-breadcrumb-home:hover {
    color: var(--pf-elektroniklabor-orange);
}

.pf-elektroniklabor-grundlagen-breadcrumb-sep {
    opacity: 0.45;
    font-size: 0.72rem;
}

.pf-elektroniklabor-grundlagen-breadcrumb-topic {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-mode-switch {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pf-elektroniklabor-grundlagen-mode-btn {
    min-height: 30px;
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.34);
    background: rgba(255, 255, 255, 0.9);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.7rem;
    font-weight: 800;
    cursor: pointer;
}

.pf-elektroniklabor-grundlagen-mode-btn.is-active {
    color: #075985;
    border-color: rgba(3, 105, 161, 0.46);
    background: rgba(3, 105, 161, 0.14);
}

.pf-elektroniklabor-grundlagen-learning-note {
    display: grid;
    gap: 8px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: rgba(255, 255, 255, 0.9);
}

.pf-elektroniklabor-grundlagen-learning-note h6 {
    margin: 0;
    font-size: 0.82rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-learning-note ul {
    margin: 0;
    padding-left: 18px;
    font-size: 0.76rem;
    line-height: 1.6;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-chapter-blueprint {
    display: grid;
    gap: 10px;
    padding: 14px;
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.92) 0%, rgba(248, 250, 252, 0.92) 100%);
}

.pf-elektroniklabor-grundlagen-chapter-blueprint-title {
    margin: 0;
    font-size: 0.92rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-chapter-blueprint-text {
    margin: 4px 0 0;
    font-size: 0.76rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-chapter-index {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-grundlagen-chapter-group-label {
    width: 100%;
    margin-top: 2px;
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-chapter-group-label-cyan { color: #0369a1; }
.pf-elektroniklabor-grundlagen-chapter-group-label-orange { color: #ea580c; }
.pf-elektroniklabor-grundlagen-chapter-group-label-green { color: #15803d; }
.pf-elektroniklabor-grundlagen-chapter-group-label-violet { color: #7c3aed; }

.pf-elektroniklabor-grundlagen-chapter-index-btn {
    min-height: 30px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.36);
    background: rgba(255, 255, 255, 0.88);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text);
    cursor: pointer;
    transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.pf-elektroniklabor-grundlagen-chapter-index-btn:hover,
.pf-elektroniklabor-grundlagen-chapter-index-btn.is-active {
    border-color: rgba(3, 105, 161, 0.46);
    background: rgba(3, 105, 161, 0.12);
    transform: translateY(-1px);
}

.pf-elektroniklabor-grundlagen-chapter-templates {
    display: grid;
    gap: 10px;
}

.pf-elektroniklabor-grundlagen-chapter-template {
    display: none;
    gap: 10px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: rgba(255, 255, 255, 0.92);
}

.pf-elektroniklabor-grundlagen-chapter-template.is-active {
    display: grid;
    animation: pf-elektroniklabor-grundlagen-fade-in 0.24s ease;
}

.pf-elektroniklabor-grundlagen-chapter-template-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.pf-elektroniklabor-grundlagen-chapter-template-title {
    margin: 0;
    font-size: 0.9rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-chapter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pf-elektroniklabor-grundlagen-chapter-tab {
    min-height: 28px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.32);
    background: rgba(248, 250, 252, 0.9);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text-muted);
    cursor: pointer;
}

.pf-elektroniklabor-grundlagen-chapter-tab.is-active {
    border-color: rgba(2, 132, 199, 0.46);
    color: #0369a1;
    background: rgba(14, 165, 233, 0.14);
}

.pf-elektroniklabor-grundlagen-chapter-panel {
    display: none;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: rgba(255, 255, 255, 0.78);
    font-size: 0.76rem;
    line-height: 1.5;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-chapter-panel.is-active {
    display: block;
}

.pf-elektroniklabor-grundlagen-chapter-copy {
    margin: 0;
}

.pf-elektroniklabor-grundlagen-fact-pills,
.pf-elektroniklabor-grundlagen-funfact-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.pf-elektroniklabor-grundlagen-fact-pills span,
.pf-elektroniklabor-grundlagen-funfact-pills span {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.34);
    font-size: 0.68rem;
    font-weight: 700;
}

.pf-elektroniklabor-grundlagen-fact-pills span {
    background: rgba(14, 165, 233, 0.1);
    color: #0369a1;
}

.pf-elektroniklabor-grundlagen-funfact-pills span {
    background: rgba(249, 115, 22, 0.12);
    color: #c2410c;
}

.pf-elektroniklabor-grundlagen-topic-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.pf-elektroniklabor-grundlagen-topic-tab {
    min-height: 30px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.34);
    background: rgba(255, 255, 255, 0.9);
    font-size: 0.71rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text-muted);
    cursor: pointer;
}

.pf-elektroniklabor-grundlagen-topic-tab.is-active {
    color: #075985;
    border-color: rgba(3, 105, 161, 0.46);
    background: rgba(3, 105, 161, 0.14);
}

.pf-elektroniklabor-grundlagen-topic-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.pf-elektroniklabor-grundlagen-topic-card {
    display: none;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
}

.pf-elektroniklabor-grundlagen-topic-card.is-active {
    display: flex;
    animation: pf-elektroniklabor-grundlagen-fade-in 0.24s ease;
}

.pf-elektroniklabor-grundlagen-detail-knowledge {
    display: grid;
    gap: 10px;
}

.pf-elektroniklabor-grundlagen-detail-card {
    display: grid;
    gap: 8px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
}

.pf-elektroniklabor-grundlagen-detail-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.pf-elektroniklabor-grundlagen-detail-head h5 {
    margin: 0;
    font-size: 0.9rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-detail-card p {
    margin: 0;
    font-size: 0.78rem;
    line-height: 1.58;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-detail-card p strong {
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-shell.is-overview .pf-elektroniklabor-grundlagen-chapter-templates {
    display: none;
}

.pf-elektroniklabor-grundlagen-shell.is-overview .pf-elektroniklabor-grundlagen-topic-grid {
    display: none;
}

.pf-elektroniklabor-grundlagen-shell.is-overview .pf-elektroniklabor-grundlagen-visual-deck {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pf-elektroniklabor-grundlagen-shell.is-overview .pf-elektroniklabor-grundlagen-topic-card {
    display: none;
}

.pf-elektroniklabor-grundlagen-shell.is-overview .pf-elektroniklabor-grundlagen-detail-knowledge {
    display: none;
}

.pf-elektroniklabor-grundlagen-shell.is-detail .pf-elektroniklabor-grundlagen-chapter-blueprint {
    display: none;
}

.pf-elektroniklabor-grundlagen-shell.is-detail .pf-elektroniklabor-grundlagen-topic-grid {
    grid-template-columns: 1fr;
}

.pf-elektroniklabor-grundlagen-shell.is-detail .pf-elektroniklabor-grundlagen-visual-deck {
    grid-template-columns: 1fr;
}

.pf-elektroniklabor-grundlagen-topic-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    border: 1px solid rgba(14, 165, 233, 0.26);
    background: rgba(14, 165, 233, 0.11);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pf-elektroniklabor-grundlagen-topic-title {
    margin: 0;
    font-size: 0.86rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-topic-text {
    margin: 0;
    font-size: 0.75rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-topic-list {
    margin: 0;
    padding-left: 1rem;
    font-size: 0.72rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-quiz {
    display: grid;
    gap: 8px;
    margin-top: 10px;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: rgba(241, 245, 249, 0.72);
}

.pf-elektroniklabor-grundlagen-quiz-question {
    margin: 0;
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-quiz-options {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
}

.pf-elektroniklabor-grundlagen-quiz-option {
    min-height: 28px;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.34);
    background: rgba(255, 255, 255, 0.88);
    font-size: 0.69rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text);
    cursor: pointer;
}

.pf-elektroniklabor-grundlagen-quiz-option.is-correct {
    border-color: rgba(22, 163, 74, 0.55);
    background: rgba(22, 163, 74, 0.15);
    color: #166534;
}

.pf-elektroniklabor-grundlagen-quiz-option.is-wrong {
    border-color: rgba(220, 38, 38, 0.5);
    background: rgba(220, 38, 38, 0.12);
    color: #991b1b;
}

.pf-elektroniklabor-grundlagen-quiz-result {
    display: grid;
    gap: 4px;
    font-size: 0.71rem;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-quiz-result em {
    font-style: normal;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-quiz-source {
    margin: 0 0 8px;
    font-size: 0.68rem;
    letter-spacing: 0.02em;
    color: #0e7490;
}

.pf-elektroniklabor-grundlagen-quiz-hook {
    margin: 0;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: #0369a1;
}

.pf-elektroniklabor-grundlagen-quiz-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pf-elektroniklabor-grundlagen-quiz-meta span {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid rgba(14, 116, 144, 0.2);
    background: rgba(14, 116, 144, 0.08);
    color: #0f5f75;
    font-size: 0.62rem;
    font-weight: 600;
}

.pf-elektroniklabor-grundlagen-calc-stack {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.pf-elektroniklabor-grundlagen-calc {
    display: grid;
    gap: 8px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: rgba(255, 255, 255, 0.92);
}

.pf-elektroniklabor-grundlagen-calc-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.pf-elektroniklabor-grundlagen-calc-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pf-elektroniklabor-grundlagen-calc-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.pf-elektroniklabor-grundlagen-calc-grid label {
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-calc-grid input {
    width: 100%;
}

.pf-elektroniklabor-grundlagen-calc-result {
    min-height: 22px;
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-calc-samples {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}

.pf-elektroniklabor-grundlagen-calc-samples-label {
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-calc-sample {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 4px 9px;
    border-radius: 999px;
    border: 1px solid rgba(3, 105, 161, 0.2);
    background: rgba(3, 105, 161, 0.08);
    color: var(--pf-elektroniklabor-cyan);
    font-size: 0.66rem;
    font-weight: 800;
    cursor: pointer;
}

.pf-elektroniklabor-grundlagen-calc-sample:hover {
    border-color: rgba(234, 88, 12, 0.24);
    background: rgba(234, 88, 12, 0.09);
    color: var(--pf-elektroniklabor-orange);
}

.pf-elektroniklabor-grundlagen-mini-labs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.pf-elektroniklabor-grundlagen-mini-lab {
    display: grid;
    gap: 8px;
    padding: 12px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.96) 0%, rgba(241, 245, 249, 0.9) 100%);
}

.pf-elektroniklabor-grundlagen-mini-lab h6 {
    margin: 0;
    font-size: 0.82rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-grundlagen-mini-lab p {
    margin: 0;
    font-size: 0.74rem;
    line-height: 1.58;
    color: var(--pf-elektroniklabor-text-muted);
}

.pf-elektroniklabor-grundlagen-mini-lab-bar {
    position: relative;
    width: 100%;
    height: 8px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(15, 23, 42, 0.08);
}

.pf-elektroniklabor-grundlagen-mini-lab-bar i {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--pf-elektroniklabor-grundlagen-bar, 50%);
    border-radius: inherit;
    background: linear-gradient(135deg, #f97316 0%, #38bdf8 100%);
    animation: pf-elektroniklabor-grundlagen-progress 2.8s ease-in-out infinite;
}

@keyframes pf-elektroniklabor-grundlagen-progress {
    0%,
    100% {
        filter: brightness(1);
    }
    50% {
        filter: brightness(1.18);
    }
}

@keyframes pf-elektroniklabor-grundlagen-fade-in {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-body {
    background-color: #0c1119;
    background-image:
        linear-gradient(rgba(0, 229, 160, 0.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 160, 0.028) 1px, transparent 1px);
    background-size: 44px 44px;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-breadcrumb-live {
    background: #111a27;
    border-color: #223349;
    color: #9fb0c7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-level-filter {
    background: #111a27;
    border-color: #223349;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-level-filter-label {
    color: #9fb0c7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-level-filter-btn {
    background: rgba(14, 165, 233, 0.12);
    border-color: #2c4f67;
    color: #8ed8ff;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-card-toggle {
    border-color: #2a4a63;
    background: rgba(14, 165, 233, 0.08);
    color: #8ed8ff;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-preview-inputs label {
    color: #95a3b8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-blueprint,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-template,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-panel {
    background: #101a28;
    border-color: #2a3c52;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-blueprint-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-template-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-panel {
    color: #deebf7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-blueprint-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-tab {
    color: #9fb0c7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-chapter-tab {
    background: #0f1624;
    border-color: #2b3f57;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-matte {
    grid-template-columns: 240px minmax(0, 1fr);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-side-nav {
    background: #0a0f16;
    border-color: #1a2636;
    box-shadow: 0 16px 28px rgba(0, 0, 0, 0.35);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-side-nav-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-nav-btn,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-section-card-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-topic-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-basics-lab-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-preview-head h5 {
    color: #eaf0f8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-side-nav-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-basics-lab-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-topic-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-preview-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-depth-step em {
    color: #95a3b8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-nav-btn,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-subnav-btn {
    background: #111a27;
    border-color: #213348;

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-learning-meta {
    border-color: rgba(71, 85, 105, 0.5);
    background: rgba(15, 23, 42, 0.35);
    color: #94a3b8;
}
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-area-accordion-toggle {
    background: rgba(14, 165, 233, 0.12);
    border-color: #2b4865;
    color: #8ed8ff;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-subnav-group {
    background: rgba(15, 23, 42, 0.42);
    border-color: #2a3d54;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-nav-btn:hover,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-nav-btn.is-active {
    background: linear-gradient(135deg, rgba(0, 229, 160, 0.11) 0%, rgba(14, 165, 233, 0.13) 100%);
    border-color: #2b4865;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-nav-badge {
    color: #00e5a0;
    background: rgba(0, 229, 160, 0.1);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-section-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-basics-lab,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-topic-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-tool-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-learning-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-workflow-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-preview-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-seo-audit-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-depth-step {
    background: #121a26;
    border-color: #213248;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-topic-list,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-section-list,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-learning-list,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-workflow-steps,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-depth-step strong,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-visual-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-xy-card h6,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-preview-metrics span {
    color: #d5deea;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-visual-card {
    background: #121a26;
    border-color: #213248;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-visual-graphic {
    border-color: #25374f;
    background: #0f1622;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-visual-text {
    color: #95a3b8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-xy-card p {
    color: #95a3b8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-picart {
    background: #0f1623;
    border-color: #29415a;
    color: #d5deea;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-xy-card {
    background: #121a26;
    border-color: #22334a;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-xy-plane {
    border-color: #28405a;
    background:
        linear-gradient(180deg, rgba(71, 85, 105, 0.28) 1px, transparent 1px) 0 0 / 100% 20%,
        linear-gradient(90deg, rgba(71, 85, 105, 0.28) 1px, transparent 1px) 0 0 / 12.5% 100%,
        linear-gradient(180deg, rgba(15, 23, 35, 1) 0%, rgba(17, 27, 40, 1) 100%);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-visual-tags span {
    border-color: rgba(0, 229, 160, 0.28);
    background: rgba(0, 229, 160, 0.12);
    color: #86efac;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-preview-metrics span {
    background: rgba(255, 255, 255, 0.07);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-tool-btn-secondary {
    background: #0f1624;
    border-color: #29405a;
    color: #8ed8ff;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-sim-field input,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-sim-field select {
    background: #0e1520;
    border-color: #2a3a50;
    color: #e6edf7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-grundlagen,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-grundlagen {
    background: linear-gradient(180deg, rgba(30, 18, 4, 0.55) 0%, rgba(18, 26, 38, 1) 100%);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-messgeraete,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-messgeraete {
    background: linear-gradient(180deg, rgba(4, 22, 35, 0.62) 0%, rgba(18, 26, 38, 1) 100%);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-code,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-code {
    background: linear-gradient(180deg, rgba(12, 15, 22, 0.75) 0%, rgba(18, 26, 38, 1) 100%);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-zellenakkus,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-zellenakkus {
    background: linear-gradient(180deg, rgba(4, 35, 33, 0.55) 0%, rgba(18, 26, 38, 1) 100%);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-weitere,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-weitere {
    background: linear-gradient(180deg, rgba(38, 8, 52, 0.44) 0%, rgba(18, 26, 38, 1) 100%);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-grundlagen .pf-elektroniklabor-section-card-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-messgeraete .pf-elektroniklabor-section-card-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-code .pf-elektroniklabor-section-card-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-zellenakkus .pf-elektroniklabor-section-card-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-area-weitere .pf-elektroniklabor-section-card-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-grundlagen .pf-elektroniklabor-grundlagen-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-messgeraete .pf-elektroniklabor-overview-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-code .pf-elektroniklabor-overview-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-zellenakkus .pf-elektroniklabor-overview-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-weitere .pf-elektroniklabor-overview-kicker,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-grundlagen .pf-elektroniklabor-grundlagen-topic-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-messgeraete .pf-elektroniklabor-topic-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-code .pf-elektroniklabor-topic-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-zellenakkus .pf-elektroniklabor-topic-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] #pf-elektroniklabor-panel-weitere .pf-elektroniklabor-topic-title {
    color: #9fd4f6;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-foundation-card {
    background: #0f1623;
    border-color: #2a3a50;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-foundation-tags span {
    background: rgba(14, 165, 233, 0.14);
    color: #9fd4f6;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-topic-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-template-title,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-calc-result,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-panel {
    color: #e3ecf7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-topic-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-blueprint-text,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-calc-grid label,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-breadcrumb-topic {
    color: #95a3b8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-breadcrumb {
    background: #121a26;
    border-color: #213248;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-breadcrumb-home {
    color: #8ed8ff;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-mode-btn {
    background: #0f1624;
    border-color: #2b3f57;
    color: #9fb0c7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-mode-btn.is-active {
    color: #8ed8ff;
    border-color: #2b4865;
    background: rgba(14, 165, 233, 0.15);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-learning-note {
    background: #121a26;
    border-color: #213248;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-learning-note h6 {
    color: #e3ecf7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-blueprint,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-template,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-topic-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-detail-card,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-calc,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-mini-lab,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-panel {
    background: #121a26;
    border-color: #213248;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-detail-head h5,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-detail-card p strong {
    color: #e3ecf7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-calc-sample {
    background: rgba(14, 165, 233, 0.15);
    border-color: #2b4865;
    color: #8ed8ff;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-calc-samples-label,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-mini-lab p {
    color: #95a3b8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-mini-lab h6 {
    color: #e3ecf7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-index-btn,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-topic-tab,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-tab {
    background: #0f1624;
    border-color: #2b3f57;
    color: #9fb0c7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-index-btn.is-active,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-topic-tab.is-active,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-chapter-tab.is-active {
    color: #8ed8ff;
    border-color: #2b4865;
    background: rgba(14, 165, 233, 0.15);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-topic-icon {
    border-color: #2d516d;
    background: rgba(14, 165, 233, 0.2);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-fact-pills span {
    color: #8ed8ff;
    border-color: #2d516d;
    background: rgba(14, 165, 233, 0.16);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-funfact-pills span {
    color: #fdba74;
    border-color: #6b3d1d;
    background: rgba(249, 115, 22, 0.18);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz {
    background: #0f1825;
    border-color: #2a3b52;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-question,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-result em {
    color: #deebf7;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-result {
    color: #95a3b8;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-source {
    color: #67e8f9;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-hook {
    color: #67e8f9;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-meta span {
    border-color: rgba(56, 189, 248, 0.38);
    background: rgba(56, 189, 248, 0.14);
    color: #d7f4ff;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-option {
    background: #0f1624;
    border-color: #2b3f57;
    color: #cad6e6;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-option.is-correct {
    color: #86efac;
    border-color: #2f6a4e;
    background: rgba(22, 163, 74, 0.2);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-grundlagen-quiz-option.is-wrong {
    color: #fca5a5;
    border-color: #7f2f2f;
    background: rgba(220, 38, 38, 0.2);
}

@media (max-width: 900px) {
    .pf-elektroniklabor-preview-strip {
        grid-template-columns: 1fr;
    }

    .pf-elektroniklabor-preview-inputs {
        grid-template-columns: 1fr;
    }

    .pf-elektroniklabor-chapter-template-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .pf-elektroniklabor-grundlagen-chapter-template-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .pf-elektroniklabor-grundlagen-calc-stack,
    .pf-elektroniklabor-grundlagen-calc-grid,
    .pf-elektroniklabor-grundlagen-topic-grid,
    .pf-elektroniklabor-grundlagen-mini-labs {
        grid-template-columns: 1fr;
    }

    .pf-elektroniklabor-grundlagen-quiz-options {
        grid-template-columns: 1fr;
    }

    .pf-elektroniklabor-grundlagen-shell.is-overview .pf-elektroniklabor-grundlagen-topic-grid {
        grid-template-columns: 1fr;
    }

    .pf-elektroniklabor-grundlagen-shell.is-overview .pf-elektroniklabor-grundlagen-visual-deck,
    .pf-elektroniklabor-grundlagen-shell.is-detail .pf-elektroniklabor-grundlagen-visual-deck {
        grid-template-columns: 1fr;
    }

    .pf-elektroniklabor-grundlagen-visual-deck .pf-elektroniklabor-visual-graphic,
    .pf-elektroniklabor-grundlagen-visual-deck .pf-elektroniklabor-visual-graphic svg {
        max-height: 112px;
        height: 112px;
    }
}

/* ═══════════════════════════════════════════════════════════════════
   WORKMAT LAB
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-arbeitsmatte-lab {
    margin: 0;
    border: 0;
    border-radius: 0;
    background: linear-gradient(160deg, rgba(3, 105, 161, 0.12), rgba(15, 23, 42, 0.06));
    padding: 0;
}

.pf-elektroniklabor-arbeitsmatte-global-menu {
    position: relative;
    z-index: 8;
    display: grid;
    gap: 8px;
    padding: 10px 12px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.22);
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.86), rgba(15, 23, 42, 0.7));
}

.pf-elektroniklabor-arbeitsmatte-global-menu-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.pf-elektroniklabor-arbeitsmatte-global-menu .pf-elektroniklabor-overview-kicker {
    color: rgba(226, 232, 240, 0.9);
}

.pf-elektroniklabor-arbeitsmatte-global-back {
    border: 1px solid rgba(148, 163, 184, 0.5);
    border-radius: 999px;
    padding: 6px 11px;
    background: rgba(255, 255, 255, 0.12);
    color: #f8fafc;
    font-size: 0.72rem;
    font-weight: 700;
    cursor: pointer;
}

.pf-elektroniklabor-arbeitsmatte-global-back:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(226, 232, 240, 0.72);
}

.pf-elektroniklabor-arbeitsmatte-global-menu .pf-elektroniklabor-arbeitsmatte-tabs {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(226, 232, 240, 0.2);
}

.pf-elektroniklabor-arbeitsmatte-global-menu .pf-elektroniklabor-arbeitsmatte-tab {
    color: rgba(226, 232, 240, 0.84);
}

.pf-elektroniklabor-arbeitsmatte-global-menu .pf-elektroniklabor-arbeitsmatte-tab:hover,
.pf-elektroniklabor-arbeitsmatte-global-menu .pf-elektroniklabor-arbeitsmatte-tab.is-active {
    color: #0f172a;
    background: #ffffff;
    border-color: rgba(255, 255, 255, 0.45);
}

.pf-elektroniklabor-arbeitsmatte-progress {
    display: grid;
    gap: 6px;
    padding: 7px 10px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.34);
}

.pf-elektroniklabor-arbeitsmatte-progress-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 0.68rem;
    font-weight: 700;
    color: rgba(226, 232, 240, 0.95);
}

.pf-elektroniklabor-arbeitsmatte-progress-head [data-pf-elektroniklabor-progress-quiz] {
    color: rgba(125, 211, 252, 0.98);
    letter-spacing: 0.01em;
}

.pf-elektroniklabor-quiz-reset-btn {
    border: 1px solid rgba(226, 232, 240, 0.42);
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.32);
    color: rgba(226, 232, 240, 0.95);
    font-size: 0.66rem;
    font-weight: 700;
    padding: 4px 10px;
    cursor: pointer;
}

.pf-elektroniklabor-quiz-reset-btn:hover {
    background: rgba(248, 113, 113, 0.22);
    border-color: rgba(248, 113, 113, 0.55);
}

.pf-elektroniklabor-quiz-reset-topic-btn {
    margin-left: 8px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.08);
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.68rem;
    font-weight: 700;
    padding: 4px 9px;
    cursor: pointer;
}

.pf-elektroniklabor-quiz-reset-topic-btn:hover {
    color: #dc2626;
    border-color: rgba(220, 38, 38, 0.38);
    background: rgba(220, 38, 38, 0.08);
}

.pf-elektroniklabor-window-quiz-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 6px 0 10px;
}

.pf-elektroniklabor-window-prefill-quiz {
    border: 1px solid rgba(3, 105, 161, 0.26);
    border-left: 4px solid rgba(3, 105, 161, 0.85);
    border-radius: 14px;
    padding: 12px 12px 10px;
    background:
        radial-gradient(120% 95% at 100% 0%, rgba(14, 165, 233, 0.12) 0%, rgba(14, 165, 233, 0) 55%),
        linear-gradient(155deg, rgba(239, 246, 255, 0.96), rgba(236, 253, 245, 0.92));
}

.pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-kicker {
    color: #075985;
}

.pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-head h5 {
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-sections {
    margin: 2px 0 10px;
}

.pf-elektroniklabor-window-prefill-quiz-wrap {
    display: grid;
    gap: 10px;
}

.pf-elektroniklabor-window-quiz-sticky {
    position: sticky;
    top: 0;
    z-index: 3;
    margin: -4px -4px 10px;
    padding: 6px 8px 8px;
    border-radius: 10px;
    background: linear-gradient(180deg, rgba(243, 250, 255, 0.98), rgba(243, 250, 255, 0.88));
    backdrop-filter: blur(2px);
    border-bottom: 1px solid rgba(3, 105, 161, 0.18);
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    grid-template-areas:
        'head score'
        'focus score'
        'count progress'
        'sections sections'
        'nav nav';
    column-gap: 10px;
    row-gap: 4px;
    align-items: center;
}

.pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-prefill-head {
    grid-area: head;
    margin-bottom: 0;
}

.pf-elektroniklabor-window-quiz-sticky > p {
    margin: 0;
    font-size: 0.7rem;
    line-height: 1.3;
}

.pf-elektroniklabor-window-quiz-sticky > p:nth-of-type(1) {
    grid-area: focus;
}

.pf-elektroniklabor-window-quiz-sticky > p:nth-of-type(2) {
    grid-area: count;
    opacity: 0.9;
}

.pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-quiz-score {
    grid-area: score;
    margin: 0;
    font-size: 0.69rem;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    justify-content: flex-end;
    text-align: right;
}

.pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-quiz-score .pf-elektroniklabor-quiz-reset-topic-btn {
    margin-left: 0;
    padding: 3px 8px;
    font-size: 0.64rem;
}

.pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-prefill-sections {
    grid-area: sections;
    margin: 0;
    gap: 5px;
}

.pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-prefill-sections .pf-elektroniklabor-action-chip {
    min-height: 24px;
    padding: 3px 8px;
    font-size: 0.65rem;
}

.pf-elektroniklabor-window-quiz-progress {
    grid-area: progress;
    margin: 0;
    font-size: 0.71rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #0c4a6e;
    text-align: right;
}

.pf-elektroniklabor-window-quiz-nav {
    grid-area: nav;
    margin: 0;
}

.pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-actions {
    margin-top: 10px;
}

.pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-action-chip[data-pf-elektroniklabor-window-open-section="learning"] {
    opacity: 0.85;
}

.pf-elektroniklabor-window-quiz-nav .pf-elektroniklabor-action-chip {
    min-height: 26px;
    padding: 3px 9px;
    font-size: 0.66rem;
    font-weight: 800;
}

.pf-elektroniklabor-window-quiz-nav .pf-elektroniklabor-action-chip.is-active {
    background: rgba(3, 105, 161, 0.18);
    border-color: rgba(3, 105, 161, 0.45);
    color: #075985;
}

.pf-elektroniklabor-window-quiz-item {
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 13px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.92);
    padding: 11px;
    margin-top: 10px;
}

.pf-elektroniklabor-window-quiz-item-head {
    display: block;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #1e3a8a;
    margin-bottom: 7px;
}

.pf-elektroniklabor-window-quiz-item-score {
    margin: 0 0 8px;
    font-size: 0.74rem;
    font-weight: 700;
    color: #334155;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 7px;
}

.pf-elektroniklabor-window-quiz-item-score .pf-elektroniklabor-quiz-reset-topic-btn {
    margin-left: 0;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz {
    margin-top: 0;
    border-radius: 11px;
    border-color: rgba(3, 105, 161, 0.2);
    background: rgba(255, 255, 255, 0.9);
    padding: 12px 11px;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-question {
    font-size: 0.87rem;
    line-height: 1.45;
    color: #0f172a;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-hook {
    color: #0c4a6e;
    font-size: 0.68rem;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-options {
    grid-template-columns: 1fr;
    gap: 7px;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option {
    min-height: 34px;
    padding: 7px 8px;
    font-size: 0.78rem;
    line-height: 1.28;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease, background-color 120ms ease;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option::before {
    content: '';
    flex: 0 0 auto;
    width: 19px;
    height: 19px;
    border-radius: 50%;
    border: 1px solid rgba(15, 23, 42, 0.25);
    background: rgba(255, 255, 255, 0.9);
    color: #0f172a;
    font-size: 0.64rem;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option[data-pf-elektroniklabor-grundlagen-quiz-option="0"]::before {
    content: 'A';
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option[data-pf-elektroniklabor-grundlagen-quiz-option="1"]::before {
    content: 'B';
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option[data-pf-elektroniklabor-grundlagen-quiz-option="2"]::before {
    content: 'C';
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option[data-pf-elektroniklabor-grundlagen-quiz-option="3"]::before {
    content: 'D';
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option[data-pf-elektroniklabor-grundlagen-quiz-option="4"]::before {
    content: 'E';
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option.is-correct::before {
    border-color: rgba(21, 128, 61, 0.48);
    background: rgba(220, 252, 231, 0.95);
    color: #166534;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option.is-wrong::before {
    border-color: rgba(185, 28, 28, 0.45);
    background: rgba(254, 226, 226, 0.95);
    color: #991b1b;
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option:hover {
    transform: translateY(-1px);
    border-color: rgba(2, 132, 199, 0.36);
    box-shadow: 0 2px 8px rgba(2, 132, 199, 0.14);
}

.pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-result {
    margin-top: 2px;
    font-size: 0.73rem;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-sticky {
    padding: 4px 6px 6px;
    margin: -4px -4px 8px;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    grid-template-areas:
        'head score'
        'progress progress'
        'nav nav';
    column-gap: 7px;
    row-gap: 3px;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-sticky > p {
    font-size: 0.66rem;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-sticky > p:nth-of-type(1) {
    display: none;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-sticky > p:nth-of-type(2) {
    display: none;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-prefill-sections {
    display: none;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-quiz-score {
    font-size: 0.64rem;
    gap: 5px;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-quiz-score .pf-elektroniklabor-quiz-reset-topic-btn {
    padding: 2px 7px;
    font-size: 0.61rem;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-progress {
    font-size: 0.64rem;
    letter-spacing: 0.01em;
    text-align: left;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-head h5 {
    font-size: 0.84rem;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-prefill-quiz p {
    margin-bottom: 5px;
    font-size: 0.7rem;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-sections {
    gap: 5px;
    margin-bottom: 6px;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
    padding-bottom: 1px;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-sections .pf-elektroniklabor-action-chip {
    flex: 0 0 auto;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-prefill-quiz .pf-elektroniklabor-window-prefill-sections .pf-elektroniklabor-action-chip {
    min-height: 24px;
    padding: 3px 8px;
    font-size: 0.65rem;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-nav {
    margin: 0;
    gap: 6px;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
    padding-bottom: 1px;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-nav .pf-elektroniklabor-action-chip {
    min-height: 22px;
    padding: 2px 7px;
    font-size: 0.63rem;
    flex: 0 0 auto;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-item {
    padding: 7px;
    margin-top: 6px;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz {
    padding: 8px;
    gap: 5px;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-question {
    font-size: 0.74rem;
    line-height: 1.28;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option {
    min-height: 26px;
    padding: 4px 6px;
    font-size: 0.67rem;
    gap: 6px;
}

.pf-elektroniklabor-arbeitsmatte-window.is-compact .pf-elektroniklabor-window-quiz-item .pf-elektroniklabor-grundlagen-quiz-option::before {
    width: 15px;
    height: 15px;
    font-size: 0.54rem;
}

@media (max-width: 760px) {
    .pf-elektroniklabor-window-quiz-sticky {
        grid-template-columns: 1fr;
        grid-template-areas:
            'head'
            'focus'
            'count'
            'score'
            'progress'
            'sections'
            'nav';
    }

    .pf-elektroniklabor-window-quiz-sticky .pf-elektroniklabor-window-quiz-score,
    .pf-elektroniklabor-window-quiz-progress {
        text-align: left;
        justify-content: flex-start;
    }
}

.pf-elektroniklabor-arbeitsmatte-progress-track {
    position: relative;
    width: 100%;
    height: 7px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(241, 245, 249, 0.25);
}

.pf-elektroniklabor-arbeitsmatte-progress-fill {
    display: block;
    width: 0%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #22d3ee 0%, #f59e0b 100%);
    transition: width 180ms ease;
}

.pf-elektroniklabor-arbeitsmatte-headline-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.pf-elektroniklabor-arbeitsmatte-tabs {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 6px;
    border-radius: 999px;
    border: 1px solid rgba(2, 132, 199, 0.18);
    background: rgba(255, 255, 255, 0.58);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.pf-elektroniklabor-arbeitsmatte-tab {
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 7px 12px;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    cursor: pointer;
    color: var(--pf-elektroniklabor-text-muted);
    background: transparent;
    transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.pf-elektroniklabor-arbeitsmatte-tab:hover,
.pf-elektroniklabor-arbeitsmatte-tab.is-active {
    color: var(--pf-elektroniklabor-text);
    background: var(--pf-elektroniklabor-white);
    border-color: rgba(2, 132, 199, 0.22);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
}

.pf-elektroniklabor-arbeitsmatte-panels {
    margin-top: 10px;
}

.pf-elektroniklabor-arbeitsmatte-panel[hidden] {
    display: none;
}

.pf-elektroniklabor-arbeitsmatte-panel.is-active {
    display: block;
}

.pf-elektroniklabor-arbeitsmatte-tab-frame {
    width: 100%;
    min-height: clamp(680px, calc(100vh - 210px), 980px);
    border: 0;
    border-radius: 0;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.55);
}

.pf-elektroniklabor-arbeitsmatte-placeholder {
    min-height: clamp(680px, calc(100vh - 210px), 980px);
    border: 1px solid rgba(14, 116, 144, 0.25);
    border-radius: 14px;
    padding: 18px 20px;
    background: linear-gradient(145deg, rgba(240, 249, 255, 0.96), rgba(255, 247, 237, 0.92));
    color: var(--pf-elektroniklabor-text);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.pf-elektroniklabor-arbeitsmatte-placeholder h4 {
    margin: 0 0 8px;
    font-size: 1rem;
}

.pf-elektroniklabor-arbeitsmatte-placeholder p {
    margin: 0 0 12px;
    font-size: 0.84rem;
    color: var(--pf-elektroniklabor-text-muted);
    max-width: 72ch;
}

.pf-elektroniklabor-arbeitsmatte-placeholder ul {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
    font-size: 0.8rem;
}

.pf-elektroniklabor-arbeitsmatte-placeholder-actions {
    margin-top: 14px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-arbeitsmatte-head h5 {
    margin: 4px 0 6px;
    font-size: 1rem;
    color: var(--pf-elektroniklabor-text);
}

.pf-elektroniklabor-arbeitsmatte-head p {
    margin: 0;
    color: var(--pf-elektroniklabor-text-muted);
    font-size: 0.84rem;
}

.pf-elektroniklabor-arbeitsmatte-stage {
    margin-top: 10px;
    position: relative;
    min-height: clamp(680px, calc(100vh - 180px), 980px);
    border-radius: 0;
    overflow: hidden;
    border: 0;
    background: #0f3f4f;
}

.pf-elektroniklabor-arbeitsmatte-toolbar {
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    z-index: 5;
    display: grid;
    gap: 10px;
    padding: 12px 14px;
    border: 1px solid rgba(226, 232, 240, 0.18);
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.82), rgba(15, 23, 42, 0.62));
    color: #f8fafc;
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.28);
    backdrop-filter: blur(12px);
    pointer-events: auto;
}

.pf-elektroniklabor-arbeitsmatte-toolbar-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.pf-elektroniklabor-arbeitsmatte-toolbar .pf-elektroniklabor-overview-kicker {
    color: rgba(226, 232, 240, 0.92);
}

.pf-elektroniklabor-arbeitsmatte-toolbar h5 {
    margin: 0;
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.01em;
}

.pf-elektroniklabor-arbeitsmatte-toolbar p {
    margin: 0;
    color: rgba(226, 232, 240, 0.82);
    font-size: 0.84rem;
}

.pf-elektroniklabor-arbeitsmatte-toolbar .pf-elektroniklabor-arbeitsmatte-tabs {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(226, 232, 240, 0.16);
}

.pf-elektroniklabor-arbeitsmatte-toolbar .pf-elektroniklabor-arbeitsmatte-tab {
    color: rgba(226, 232, 240, 0.8);
}

.pf-elektroniklabor-arbeitsmatte-toolbar .pf-elektroniklabor-arbeitsmatte-tab:hover,
.pf-elektroniklabor-arbeitsmatte-toolbar .pf-elektroniklabor-arbeitsmatte-tab.is-active {
    color: #0f172a;
    background: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

.pf-elektroniklabor-arbeitsmatte-viewport {
    position: absolute;
    inset: 0;
    cursor: grab;
    touch-action: none;
}

.pf-elektroniklabor-arbeitsmatte-viewport.is-dragging {
    cursor: grabbing;
}

.pf-elektroniklabor-arbeitsmatte-world {
    position: absolute;
    inset: 0;
    z-index: 2;
    transform-origin: 0 0;
    transition: transform 0.08s ease-out;
}

.pf-elektroniklabor-arbeitsmatte-grid {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(226, 232, 240, 0.11) 1px, transparent 1px),
        linear-gradient(90deg, rgba(226, 232, 240, 0.11) 1px, transparent 1px),
        radial-gradient(circle at 20% 16%, rgba(255, 255, 255, 0.18), transparent 45%);
    background-size: 24px 24px, 24px 24px, auto;
    opacity: 0.94;
}

.pf-elektroniklabor-arbeitsmatte-lab.is-grid-off .pf-elektroniklabor-arbeitsmatte-grid {
    opacity: 0;
}

.pf-elektroniklabor-arbeitsmatte-logo {
    --pf-elektroniklabor-arbeitsmatte-logo-size: 128px;
    --pf-elektroniklabor-arbeitsmatte-logo-right: 34px;
    --pf-elektroniklabor-arbeitsmatte-logo-bottom: 24px;
    position: absolute;
    top: calc(100% - var(--pf-elektroniklabor-arbeitsmatte-logo-size) - var(--pf-elektroniklabor-arbeitsmatte-logo-bottom));
    left: calc(100% - var(--pf-elektroniklabor-arbeitsmatte-logo-size) - var(--pf-elektroniklabor-arbeitsmatte-logo-right));
    z-index: 0;
    pointer-events: none;
    width: var(--pf-elektroniklabor-arbeitsmatte-logo-size);
    height: var(--pf-elektroniklabor-arbeitsmatte-logo-size);
    display: grid;
    place-items: center;
    overflow: hidden;
}

.pf-elektroniklabor-arbeitsmatte-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: none;
    opacity: 0.34;
}

.pf-elektroniklabor-arbeitsmatte-area-node-layer {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

.pf-elektroniklabor-arbeitsmatte-area-node {
    position: absolute;
    left: var(--pf-workmat-x, 50%);
    top: var(--pf-workmat-y, 50%);
    transform: translate(-50%, -50%);
    border-radius: 999px;
    border: 1px solid rgba(94, 234, 212, 0.62);
    background: rgba(45, 212, 191, 0.24);
    color: #ecfeff;
    box-shadow: 0 8px 20px rgba(8, 47, 73, 0.36);
    font-size: 0.69rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1.1;
    padding: 4px 9px;
    cursor: pointer;
    pointer-events: auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.pf-elektroniklabor-arbeitsmatte-area-node:hover {
    background: rgba(45, 212, 191, 0.34);
    border-color: rgba(153, 246, 228, 0.86);
}

.pf-elektroniklabor-arbeitsmatte-item {
    position: absolute;
    left: var(--pf-workmat-x, 30%);
    top: var(--pf-workmat-y, 40%);
    transform: translate(-50%, -50%);
    min-width: 122px;
    border-radius: 10px;
    border: 1px solid rgba(236, 253, 245, 0.55);
    background: rgba(247, 250, 252, 0.96);
    color: #0f172a;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.28);
    padding: 9px 11px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.pf-elektroniklabor-arbeitsmatte-item:hover,
.pf-elektroniklabor-arbeitsmatte-item.is-active {
    border-color: rgba(14, 116, 144, 0.8);
    box-shadow: 0 14px 30px rgba(8, 47, 73, 0.36);
}

.pf-elektroniklabor-arbeitsmatte-item.is-minimized {
    min-width: 64px;
    padding: 8px;
}

.pf-elektroniklabor-arbeitsmatte-item.is-minimized .pf-elektroniklabor-arbeitsmatte-item-label {
    display: none;
}

.pf-elektroniklabor-arbeitsmatte-item-icon {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    display: grid;
    place-items: center;
    background: rgba(3, 105, 161, 0.14);
}

.pf-elektroniklabor-arbeitsmatte-item-label {
    font-size: 0.8rem;
    font-weight: 600;
}

.pf-elektroniklabor-arbeitsmatte-pivot {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 5;
    max-width: calc(100% - 24px);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-arbeitsmatte-pivot-group {
    position: relative;
}

.pf-elektroniklabor-arbeitsmatte-pivot-trigger {
    border-radius: 10px;
    border: 1px solid rgba(236, 253, 245, 0.34);
    background: rgba(2, 44, 34, 0.8);
    color: #ecfeff;
    padding: 6px 9px;
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.1;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    backdrop-filter: blur(8px);
}

.pf-elektroniklabor-arbeitsmatte-pivot-trigger:hover,
.pf-elektroniklabor-arbeitsmatte-pivot-group.is-open .pf-elektroniklabor-arbeitsmatte-pivot-trigger {
    border-color: rgba(153, 246, 228, 0.72);
    background: rgba(8, 47, 73, 0.86);
}

.pf-elektroniklabor-arbeitsmatte-pivot-trigger strong {
    min-width: 1.25rem;
    border-radius: 999px;
    border: 1px solid rgba(236, 253, 245, 0.3);
    background: rgba(15, 23, 42, 0.35);
    color: rgba(236, 253, 245, 0.8);
    font-size: 0.62rem;
    text-align: center;
    padding: 2px 6px;
}

.pf-elektroniklabor-arbeitsmatte-pivot-trigger.has-active strong {
    background: rgba(13, 148, 136, 0.42);
    border-color: rgba(153, 246, 228, 0.68);
    color: #ecfeff;
}

.pf-elektroniklabor-arbeitsmatte-pivot-panel {
    position: absolute;
    top: calc(100% + 7px);
    left: 0;
    width: min(390px, calc(100vw - 30px));
    border: 1px solid rgba(236, 253, 245, 0.34);
    border-radius: 12px;
    background: rgba(2, 44, 34, 0.9);
    color: #ecfeff;
    box-shadow: 0 16px 36px rgba(2, 6, 23, 0.38);
    backdrop-filter: blur(10px);
    padding: 9px;
    display: grid;
    gap: 7px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-4px);
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}

.pf-elektroniklabor-arbeitsmatte-pivot-group.is-open .pf-elektroniklabor-arbeitsmatte-pivot-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.pf-elektroniklabor-arbeitsmatte-pivot-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 0.74rem;
}

.pf-elektroniklabor-arbeitsmatte-pivot-row span {
    display: inline-flex;
    gap: 6px;
}

.pf-elektroniklabor-arbeitsmatte-pivot-row button {
    border-radius: 8px;
    border: 1px solid rgba(236, 253, 245, 0.36);
    background: rgba(255, 255, 255, 0.1);
    color: #ecfeff;
    font-size: 0.69rem;
    padding: 3px 8px;
    cursor: pointer;
}

.pf-elektroniklabor-arbeitsmatte-pivot-panel--mini {
    width: auto;
    min-width: 260px;
    max-width: min(360px, calc(100vw - 30px));
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pf-elektroniklabor-arbeitsmatte-pivot-mini {
    border-radius: 8px;
    border: 1px solid rgba(236, 253, 245, 0.36);
    background: rgba(255, 255, 255, 0.1);
    color: #ecfeff;
    padding: 5px 8px;
    min-width: 150px;
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 5px;
    font-size: 0.67rem;
    font-weight: 700;
    cursor: pointer;
}

.pf-elektroniklabor-arbeitsmatte-pivot-mini > span:nth-of-type(1) {
    flex: 1 1 auto;
    text-align: left;
}

.pf-elektroniklabor-arbeitsmatte-window-count {
    min-width: 34px;
    height: 16px;
    border-radius: 999px;
    border: 1px solid rgba(236, 253, 245, 0.34);
    background: rgba(8, 47, 73, 0.5);
    color: #d5f8ff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    line-height: 1;
    padding: 0 6px;
    font-variant-numeric: tabular-nums;
}

.pf-elektroniklabor-arbeitsmatte-pivot-mini:hover {
    background: rgba(45, 212, 191, 0.24);
    border-color: rgba(153, 246, 228, 0.78);
}

.pf-elektroniklabor-arbeitsmatte-pivot-mini[data-pf-elektroniklabor-arbeitsmatte-map][aria-pressed="true"] {
    background: rgba(14, 116, 144, 0.5);
    border-color: rgba(103, 232, 249, 0.78);
    box-shadow: inset 0 0 0 1px rgba(6, 182, 212, 0.32);
}

.pf-elektroniklabor-arbeitsmatte-window-state {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1px solid rgba(236, 253, 245, 0.3);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.58rem;
    line-height: 1;
    background: rgba(15, 23, 42, 0.44);
}

.pf-elektroniklabor-arbeitsmatte-window-state.is-visible {
    background: rgba(20, 184, 166, 0.28);
    border-color: rgba(94, 234, 212, 0.75);
}

.pf-elektroniklabor-arbeitsmatte-window-state.is-minimized {
    background: rgba(245, 158, 11, 0.26);
    border-color: rgba(253, 224, 71, 0.72);
}

.pf-elektroniklabor-arbeitsmatte-window-state.is-hidden {
    opacity: 0.78;
}

.pf-elektroniklabor-arbeitsmatte-window-layer {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
}

.pf-elektroniklabor-arbeitsmatte-window {
    position: absolute;
    border: 1px solid rgba(236, 253, 245, 0.44);
    border-radius: 10px;
    background: rgba(248, 250, 252, 0.98);
    box-shadow: 0 14px 34px rgba(2, 6, 23, 0.32);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    resize: both;
    min-width: 360px;
    min-height: 220px;
    max-width: calc(100% - 8px);
    max-height: calc(100% - 8px);
    pointer-events: auto;
}

.pf-elektroniklabor-arbeitsmatte-window::after {
    content: '';
    position: absolute;
    right: 3px;
    bottom: 3px;
    width: 11px;
    height: 11px;
    background: repeating-linear-gradient(135deg, rgba(71, 85, 105, 0.34) 0 2px, rgba(71, 85, 105, 0) 2px 4px);
    opacity: 0.74;
    pointer-events: none;
}

.pf-elektroniklabor-arbeitsmatte-window.is-active {
    border-color: rgba(14, 116, 144, 0.88);
    box-shadow: 0 16px 42px rgba(8, 47, 73, 0.36);
}

.pf-elektroniklabor-arbeitsmatte-window.is-dragging {
    cursor: grabbing;
}

.pf-elektroniklabor-arbeitsmatte-window.is-minimized {
    height: auto !important;
}

.pf-elektroniklabor-arbeitsmatte-window.is-minimized .pf-elektroniklabor-arbeitsmatte-window-body {
    display: none;
}

.pf-elektroniklabor-arbeitsmatte-window-head {
    min-height: 36px;
    padding: 6px 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    background: linear-gradient(145deg, rgba(2, 44, 34, 0.86), rgba(8, 47, 73, 0.82));
    color: #ecfeff;
    cursor: grab;
}

.pf-elektroniklabor-arbeitsmatte-window-head strong {
    font-size: 0.76rem;
    line-height: 1.25;
    letter-spacing: 0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pf-elektroniklabor-arbeitsmatte-window-actions {
    display: inline-flex;
    gap: 6px;
}

.pf-elektroniklabor-arbeitsmatte-window-actions button {
    border: 1px solid rgba(236, 253, 245, 0.35);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.08);
    color: #ecfeff;
    padding: 3px 7px;
    font-size: 0.68rem;
    cursor: pointer;
}

.pf-elektroniklabor-arbeitsmatte-window-body {
    flex: 1;
    min-height: 190px;
    background: #ffffff;
}

.pf-elektroniklabor-arbeitsmatte-window-content {
    height: 100%;
    overflow: auto;
    padding: 12px;
    background: #ffffff;
}

.pf-elektroniklabor-window-prefill {
    margin: 0;
    border: 1px solid rgba(3, 105, 161, 0.22);
    border-radius: 12px;
    padding: 10px 12px;
    background: linear-gradient(135deg, rgba(240, 249, 255, 0.95), rgba(236, 253, 245, 0.9));
}

.pf-elektroniklabor-window-prefill-wrap {
    margin: 0 0 10px;
}

.pf-elektroniklabor-window-prefill-head {
    display: grid;
    gap: 4px;
    margin-bottom: 4px;
}

.pf-elektroniklabor-window-prefill-kicker {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #0e7490;
    font-weight: 700;
}

.pf-elektroniklabor-window-prefill h5 {
    margin: 0 0 6px;
    font-size: 0.82rem;
    color: #0f172a;
}

.pf-elektroniklabor-window-prefill p {
    margin: 0 0 8px;
    font-size: 0.74rem;
    color: #1e293b;
}

.pf-elektroniklabor-window-prefill ul {
    margin: 0;
    padding-left: 18px;
    color: #1e293b;
    font-size: 0.72rem;
    line-height: 1.42;
}

.pf-elektroniklabor-window-prefill-sections {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 0 0 8px;
}

.pf-elektroniklabor-window-prefill-sections .pf-elektroniklabor-action-chip {
    font-size: 0.68rem;
    padding: 4px 9px;
}

.pf-elektroniklabor-window-prefill-sections .pf-elektroniklabor-action-chip.is-active {
    background: rgba(14, 116, 144, 0.16);
    border-color: rgba(14, 116, 144, 0.35);
    color: #0e7490;
    font-weight: 700;
}

.pf-elektroniklabor-window-prefill-actions {
    margin-top: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-elektroniklabor-mission-board {
    border: 1px solid rgba(2, 132, 199, 0.2);
    border-radius: 12px;
    padding: 10px 12px;
    background: linear-gradient(145deg, rgba(239, 246, 255, 0.9), rgba(255, 251, 235, 0.88));
}

.pf-elektroniklabor-mission-board-head h5 {
    margin: 0 0 6px;
    font-size: 0.9rem;
    color: #0f172a;
}

.pf-elektroniklabor-mission-board-head p {
    margin: 0 0 8px;
    font-size: 0.75rem;
    color: #334155;
}

.pf-elektroniklabor-mission-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 0.72rem;
    color: #0f172a;
}

.pf-elektroniklabor-mission-meta span {
    border: 1px solid rgba(14, 116, 144, 0.26);
    border-radius: 999px;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.85);
}

.pf-elektroniklabor-mission-steps {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

.pf-elektroniklabor-mission-step {
    list-style: decimal;
}

.pf-elektroniklabor-mission-step-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    padding: 7px 9px;
    border-radius: 9px;
    border: 1px solid rgba(15, 23, 42, 0.12);
    background: rgba(255, 255, 255, 0.92);
    color: #0f172a;
    font-size: 0.75rem;
    text-align: left;
    cursor: pointer;
}

.pf-elektroniklabor-mission-step.is-done .pf-elektroniklabor-mission-step-toggle {
    border-color: rgba(22, 163, 74, 0.3);
    background: rgba(240, 253, 244, 0.96);
}

.pf-elektroniklabor-mission-step-indicator {
    min-width: 52px;
    text-align: center;
    border-radius: 999px;
    border: 1px solid rgba(14, 116, 144, 0.25);
    padding: 2px 8px;
    font-size: 0.66rem;
    font-weight: 700;
    color: #0e7490;
    background: rgba(236, 253, 245, 0.9);
}

.pf-elektroniklabor-mission-step.is-done .pf-elektroniklabor-mission-step-indicator {
    border-color: rgba(22, 163, 74, 0.32);
    color: #166534;
    background: rgba(220, 252, 231, 0.95);
}

.pf-elektroniklabor-mission-exam {
    margin-top: 10px;
    padding: 10px;
    border-radius: 10px;
    border: 1px dashed rgba(14, 116, 144, 0.35);
    background: rgba(255, 255, 255, 0.72);
}

.pf-elektroniklabor-mission-exam h6 {
    margin: 0 0 6px;
    font-size: 0.78rem;
    color: #0f172a;
}

.pf-elektroniklabor-mission-exam p {
    margin: 0 0 8px;
    font-size: 0.74rem;
    color: #334155;
}

.pf-elektroniklabor-window-topic-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px dashed rgba(100, 116, 139, 0.35);
}

.pf-elektroniklabor-window-topic-nav .pf-elektroniklabor-action-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.pf-elektroniklabor-arbeitsmatte-window-content .pf-elektroniklabor-basics-lab {
    margin: 0;
}

.pf-elektroniklabor-arbeitsmatte-window-frame {
    width: 100%;
    height: 100%;
    border: 0;
    background: #ffffff;
}


.pf-elektroniklabor-arbeitsmatte-controls {
    position: absolute;
    left: 12px;
    bottom: 12px;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 10px;
    border: 1px solid rgba(236, 253, 245, 0.4);
    background: rgba(2, 44, 34, 0.82);
    color: #ecfeff;
    padding: 8px;
}

.pf-elektroniklabor-arbeitsmatte-controls button {
    border: 1px solid rgba(236, 253, 245, 0.42);
    background: rgba(255, 255, 255, 0.08);
    color: #ecfeff;
    border-radius: 7px;
    min-width: 32px;
    height: 30px;
    cursor: pointer;
    padding: 0 8px;
    font-size: 0.75rem;
}

.pf-elektroniklabor-arbeitsmatte-controls span {
    min-width: 46px;
    text-align: center;
    font-size: 0.78rem;
    font-weight: 700;
}

.pf-elektroniklabor-arbeitsmatte-drawer {
    --pf-elektroniklabor-arbeitsmatte-drawer-arrow-top: 24px;
    --pf-elektroniklabor-arbeitsmatte-drawer-arrow-left: 32px;
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-x: 0px;
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-y: 10px;
    position: absolute;
    top: 92px;
    right: 12px;
    z-index: 4;
    width: 290px;
    max-width: calc(100% - 24px);
    border-radius: 10px;
    border: 1px solid rgba(236, 253, 245, 0.36);
    background: rgba(248, 250, 252, 0.95);
    color: #0f172a;
    padding: 11px;
    box-shadow: 0 8px 24px rgba(2, 6, 23, 0.34);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate(var(--pf-elektroniklabor-arbeitsmatte-drawer-enter-x), var(--pf-elektroniklabor-arbeitsmatte-drawer-enter-y)) scale(0.985);
    transition: opacity 140ms ease, transform 180ms cubic-bezier(0.22, 0.61, 0.36, 1), visibility 0s linear 180ms;
}

.pf-elektroniklabor-arbeitsmatte-drawer.is-active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(0, 0) scale(1);
    transition-delay: 0s;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="right"] {
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-x: -10px;
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-y: 0px;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="left"] {
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-x: 10px;
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-y: 0px;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="top"] {
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-x: 0px;
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-y: 10px;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="bottom"] {
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-x: 0px;
    --pf-elektroniklabor-arbeitsmatte-drawer-enter-y: -10px;
}

.pf-elektroniklabor-arbeitsmatte-drawer::before,
.pf-elektroniklabor-arbeitsmatte-drawer::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    pointer-events: none;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="right"]::before {
    left: -9px;
    top: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-top) - 9px);
    border-style: solid;
    border-width: 9px 9px 9px 0;
    border-color: transparent rgba(236, 253, 245, 0.36) transparent transparent;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="right"]::after {
    left: -8px;
    top: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-top) - 8px);
    border-style: solid;
    border-width: 8px 8px 8px 0;
    border-color: transparent rgba(248, 250, 252, 0.95) transparent transparent;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="left"]::before {
    right: -9px;
    top: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-top) - 9px);
    border-style: solid;
    border-width: 9px 0 9px 9px;
    border-color: transparent transparent transparent rgba(236, 253, 245, 0.36);
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="left"]::after {
    right: -8px;
    top: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-top) - 8px);
    border-style: solid;
    border-width: 8px 0 8px 8px;
    border-color: transparent transparent transparent rgba(248, 250, 252, 0.95);
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="top"]::before {
    top: -9px;
    left: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-left) - 9px);
    border-style: solid;
    border-width: 0 9px 9px 9px;
    border-color: transparent transparent rgba(236, 253, 245, 0.36) transparent;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="top"]::after {
    top: -8px;
    left: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-left) - 8px);
    border-style: solid;
    border-width: 0 8px 8px 8px;
    border-color: transparent transparent rgba(248, 250, 252, 0.95) transparent;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="bottom"]::before {
    bottom: -9px;
    left: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-left) - 9px);
    border-style: solid;
    border-width: 9px 9px 0 9px;
    border-color: rgba(236, 253, 245, 0.36) transparent transparent transparent;
}

.pf-elektroniklabor-arbeitsmatte-drawer[data-side="bottom"]::after {
    bottom: -8px;
    left: calc(var(--pf-elektroniklabor-arbeitsmatte-drawer-arrow-left) - 8px);
    border-style: solid;
    border-width: 8px 8px 0 8px;
    border-color: rgba(248, 250, 252, 0.95) transparent transparent transparent;
}

.pf-elektroniklabor-arbeitsmatte-drawer h6 {
    margin: 0;
    font-size: 0.94rem;
}

.pf-elektroniklabor-arbeitsmatte-drawer p {
    margin: 7px 0 0;
    color: #334155;
    font-size: 0.78rem;
}

.pf-elektroniklabor-arbeitsmatte-actions {
    margin-top: 10px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.pf-elektroniklabor-arbeitsmatte-actions button {
    border: 1px solid rgba(2, 132, 199, 0.36);
    background: #f8fafc;
    color: #0f172a;
    border-radius: 8px;
    font-size: 0.74rem;
    padding: 6px 9px;
    cursor: pointer;
}

.pf-elektroniklabor-arbeitsmatte-accordion {
    margin-top: 10px;
    border-top: 1px dashed rgba(100, 116, 139, 0.46);
    padding-top: 8px;
}

.pf-elektroniklabor-arbeitsmatte-accordion summary {
    cursor: pointer;
    font-size: 0.77rem;
    font-weight: 700;
}

.pf-elektroniklabor-arbeitsmatte-accordion p,
.pf-elektroniklabor-arbeitsmatte-accordion ul {
    margin: 8px 0 0;
    color: #475569;
    font-size: 0.74rem;
    line-height: 1.35;
    padding-left: 16px;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-lab {
    border-color: #2b3b4f;
    background: linear-gradient(160deg, rgba(14, 165, 233, 0.14), rgba(15, 23, 42, 0.28));
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-stage {
    border-color: rgba(125, 211, 252, 0.28);
    background: #083544;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-item {
    background: rgba(15, 23, 42, 0.92);
    color: #dbeafe;
    border-color: rgba(125, 211, 252, 0.5);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-area-node {
    background: rgba(6, 78, 59, 0.4);
    border-color: rgba(110, 231, 183, 0.7);
    color: #d1fae5;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-pivot-trigger {
    background: rgba(15, 23, 42, 0.86);
    border-color: rgba(148, 163, 184, 0.32);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-pivot-panel {
    background: rgba(15, 23, 42, 0.92);
    border-color: rgba(125, 211, 252, 0.34);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-logo img {
    filter: none;
    opacity: 0.4;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-window {
    background: rgba(15, 23, 42, 0.96);
    border-color: rgba(125, 211, 252, 0.42);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-window-head {
    background: linear-gradient(145deg, rgba(12, 20, 34, 0.94), rgba(12, 47, 63, 0.9));
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-window-body,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-window-frame {
    background: #0f172a;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-window-content {
    background: #0f172a;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-window-prefill {
    border-color: rgba(125, 211, 252, 0.32);
    background: linear-gradient(145deg, rgba(15, 23, 42, 0.86), rgba(8, 47, 73, 0.74));
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-window-prefill-kicker {
    color: #67e8f9;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-window-prefill h5,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-window-prefill p,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-window-prefill ul {
    color: #dbeafe;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-window-prefill-sections .pf-elektroniklabor-action-chip.is-active {
    background: rgba(103, 232, 249, 0.16);
    border-color: rgba(103, 232, 249, 0.44);
    color: #67e8f9;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-item-icon {
    background: rgba(14, 116, 144, 0.42);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer {
    background: rgba(15, 23, 42, 0.95);
    border-color: rgba(125, 211, 252, 0.44);
    color: #dbeafe;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="right"]::before {
    border-color: transparent rgba(125, 211, 252, 0.44) transparent transparent;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="right"]::after {
    border-color: transparent rgba(15, 23, 42, 0.95) transparent transparent;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="left"]::before {
    border-color: transparent transparent transparent rgba(125, 211, 252, 0.44);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="left"]::after {
    border-color: transparent transparent transparent rgba(15, 23, 42, 0.95);
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="top"]::before {
    border-color: transparent transparent rgba(125, 211, 252, 0.44) transparent;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="top"]::after {
    border-color: transparent transparent rgba(15, 23, 42, 0.95) transparent;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="bottom"]::before {
    border-color: rgba(125, 211, 252, 0.44) transparent transparent transparent;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer[data-side="bottom"]::after {
    border-color: rgba(15, 23, 42, 0.95) transparent transparent transparent;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-drawer p,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-accordion p,
.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-accordion ul {
    color: #a7bdd9;
}

.pf-elektroniklabor-box[data-pf-elektroniklabor-theme="dark"] .pf-elektroniklabor-arbeitsmatte-actions button {
    background: rgba(15, 23, 42, 0.72);
    color: #dbeafe;
    border-color: rgba(125, 211, 252, 0.44);
}

.pf-elektroniklabor-box.overlay-mode .pf-elektroniklabor-body {
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.pf-elektroniklabor-box.overlay-mode .pf-elektroniklabor-basics-lab {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.pf-elektroniklabor-box.overlay-mode .pf-elektroniklabor-arbeitsmatte-lab {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.pf-elektroniklabor-box.overlay-mode .pf-elektroniklabor-arbeitsmatte-panels {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    margin-top: 0;
}

.pf-elektroniklabor-box.overlay-mode .pf-elektroniklabor-arbeitsmatte-panel.is-active {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.pf-elektroniklabor-box.overlay-mode .pf-elektroniklabor-arbeitsmatte-stage {
    min-height: 0;
    height: 100%;
    flex: 1 1 auto;
    margin-top: 0;
}

.pf-elektroniklabor-box.overlay-mode .pf-elektroniklabor-arbeitsmatte-tab-frame {
    min-height: 0;
    height: 100%;
    flex: 1 1 auto;
}

@media (max-width: 900px) {
    .pf-elektroniklabor-arbeitsmatte-global-menu {
        padding: 8px 10px;
        gap: 7px;
    }

    .pf-elektroniklabor-arbeitsmatte-global-menu-head {
        flex-wrap: wrap;
    }

    .pf-elektroniklabor-arbeitsmatte-global-back {
        width: 100%;
        text-align: center;
    }

    .pf-elektroniklabor-arbeitsmatte-stage {
        min-height: 620px;
    }

    .pf-elektroniklabor-arbeitsmatte-tabs {
        width: 100%;
    }

    .pf-elektroniklabor-arbeitsmatte-progress {
        width: 100%;
    }

    .pf-elektroniklabor-arbeitsmatte-tab {
        flex: 1 1 auto;
        text-align: center;
    }

    .pf-elektroniklabor-arbeitsmatte-drawer {
        position: static;
        width: auto;
        max-width: none;
        margin: 10px;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
        transition: none;
    }

    .pf-elektroniklabor-arbeitsmatte-drawer::before,
    .pf-elektroniklabor-arbeitsmatte-drawer::after {
        content: none;
    }

    .pf-elektroniklabor-arbeitsmatte-controls {
        left: 12px;
        right: 12px;
        justify-content: center;
        flex-wrap: wrap;
    }

    .pf-elektroniklabor-arbeitsmatte-area-node {
        font-size: 0.64rem;
        padding: 3px 7px;
    }
}

/* ═══════════════════════════════════════════════════════════════════
   TO-TOP BUTTON
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-to-top-wrap {
    position: relative;
    height: 0;
    overflow: visible;
    pointer-events: none;
}
.pf-elektroniklabor-to-top-btn {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--pf-elektroniklabor-gradient);
    color: var(--pf-elektroniklabor-white);
    border: none;
    font-size: 1rem;
    cursor: pointer;
    pointer-events: all;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    box-shadow: var(--pf-elektroniklabor-shadow);
}
.pf-elektroniklabor-to-top-btn.visible { opacity: 1; transform: translateY(0); }
.pf-elektroniklabor-to-top-btn:hover { box-shadow: var(--pf-elektroniklabor-shadow-hover); }

/* ═══════════════════════════════════════════════════════════════════
   PROFIL SUBOVERLAY
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-profile-suboverlay {
    position: absolute;
    inset: 0;
    z-index: 300;
    display: flex;
    align-items: stretch;
}
.pf-elektroniklabor-profile-suboverlay[hidden] { display: none; }

.pf-elektroniklabor-profile-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.5);
    cursor: pointer;
}
.pf-elektroniklabor-profile-panel {
    position: relative;
    margin-left: auto;
    width: min(400px, 100%);
    background: var(--pf-elektroniklabor-white);
    box-shadow: -4px 0 20px rgba(0,0,0,0.2);
    z-index: 1;
    border-radius: var(--pf-elektroniklabor-radius) 0 0 var(--pf-elektroniklabor-radius);
    overflow: hidden;
}
.pf-elektroniklabor-profile-iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

@media (max-width: 900px) {
    .pf-elektroniklabor-tool-grid,
    .pf-elektroniklabor-learning-grid,
    .pf-elektroniklabor-workflow-grid,
    .pf-elektroniklabor-seo-audit-grid,
    .pf-elektroniklabor-basics-topic-grid,
    .pf-elektroniklabor-foundations-grid {
        grid-template-columns: 1fr;
    }
}

/* ═══════════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════════ */
.pf-elektroniklabor-footer {
    background: var(--pf-elektroniklabor-gradient);
    color: rgba(255,255,255,0.88);
    padding: 8px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    flex-shrink: 0;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.pf-elektroniklabor-footer-left,
.pf-elektroniklabor-footer-right {
    display: flex;
    align-items: center;
    gap: 14px;
}
.pf-elektroniklabor-footer-right span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Shimmer-Button */
.pf-elektroniklabor-shimmer-btn {
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(255,255,255,0.28);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--pf-elektroniklabor-white);
    transition: background 0.2s ease, transform 0.2s ease;
    padding: 0;
}
.pf-elektroniklabor-shimmer-btn:hover { background: rgba(255,255,255,0.32); transform: rotate(15deg); }
.pf-elektroniklabor-shimmer-btn.fx-off { opacity: 0.5; }

/* Footer Shimmer-Animation */
.pf-elektroniklabor-footer.shimmer-active {
    background-size: 400% 400%;
    animation: pf-elektroniklabor-wave 6s ease infinite;
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .pf-elektroniklabor-side-nav {
        position: static;
    }
    .pf-elektroniklabor-info-layout {
        grid-template-columns: 1fr;
    }
    .pf-elektroniklabor-section-grid,
    .pf-elektroniklabor-foundations-grid,
    .pf-elektroniklabor-basics-topic-grid,
    .pf-elektroniklabor-visual-deck,
    .pf-elektroniklabor-xy-lab {
        grid-template-columns: 1fr;
    }
    .pf-elektroniklabor-user-name { display: none; }
    .pf-elektroniklabor-user-license-mobile { display: inline; }
    .pf-elektroniklabor-dash-label { display: none; }
    .pf-elektroniklabor-btn-dashboard { padding: 6px 8px; }
    .pf-elektroniklabor-footer-left span { display: none; }
}

@media (max-width: 480px) {
    .pf-elektroniklabor-header { padding: 10px 12px; }
    .pf-elektroniklabor-body   { padding: 12px; }
    .pf-elektroniklabor-info-meta { grid-template-columns: 1fr; }
    .pf-elektroniklabor-footer { padding: 6px 12px; font-size: 0.7rem; }
    .pf-elektroniklabor-section-card { padding: 14px; }
}