/* FaceNova Platform — shared design language */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Light theme (default) ── */
:root {
    --bg-main:             #fafaf8;
    --bg-card:             #ffffff;
    --bg-card-hover:       #f4f4f1;
    --bg-surface:          rgba(0,0,0,0.03);
    --bg-surface-2:        rgba(0,0,0,0.055);
    --border-glass:        rgba(0,0,0,0.09);
    --border-glass-hover:  rgba(37,99,235,0.28);
    --border-color:        rgba(0,0,0,0.09);
    --accent-primary:      #2563eb;
    --accent-primary-rgb:  37,99,235;
    --accent-secondary:    #1d4ed8;
    --accent-success:      #16a34a;
    --accent-danger:       #dc2626;
    --text-primary:        #1c1c1c;
    --text-secondary:      #555550;
    --text-muted:          #999990;
    --glow-shadow:         0 2px 12px rgba(0,0,0,0.07);
    --transition-speed:    0.2s;
    --font-heading:        'Inter', system-ui, -apple-system, sans-serif;
    --font-body:           'Inter', system-ui, -apple-system, sans-serif;
    --mono:                'JetBrains Mono', 'Fira Code', monospace;
    --radius:              12px;
    --radius-sm:           8px;
    --nav-bg:              rgba(0,0,0,0.035);
    --drop-border:         rgba(0,0,0,0.12);
    --drop-bg:             rgba(0,0,0,0.015);
    --preview-bg:          #f0f0ee;
    --scrollbar-thumb:     rgba(0,0,0,0.14);
    --scrollbar-thumb-hov: rgba(37,99,235,0.4);
}

/* ── Dark theme ── */
[data-theme="dark"] {
    --bg-main:             #111110;
    --bg-card:             #181816;
    --bg-card-hover:       #1f1f1d;
    --bg-surface:          rgba(255,255,255,0.03);
    --bg-surface-2:        rgba(255,255,255,0.055);
    --border-glass:        rgba(255,255,255,0.09);
    --border-glass-hover:  rgba(59,130,246,0.28);
    --border-color:        rgba(255,255,255,0.09);
    --accent-primary:      #3b82f6;
    --accent-primary-rgb:  59,130,246;
    --accent-secondary:    #2563eb;
    --accent-success:      #22c55e;
    --accent-danger:       #ef4444;
    --text-primary:        #ededed;
    --text-secondary:      #a0a09a;
    --text-muted:          #66665e;
    --glow-shadow:         0 2px 16px rgba(0,0,0,0.22);
    --nav-bg:              rgba(255,255,255,0.03);
    --drop-border:         rgba(255,255,255,0.12);
    --drop-bg:             rgba(255,255,255,0.02);
    --preview-bg:          #0a0a09;
    --scrollbar-thumb:     rgba(255,255,255,0.12);
    --scrollbar-thumb-hov: rgba(59,130,246,0.4);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-thumb-hov); }

.ambient-glow { display: none; }

/* ════════════════════════════════════════
   FACENOVA NAV BAR (same as facenova.uk)
════════════════════════════════════════ */
.fn-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.fn-nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 58px;
    display: flex;
    align-items: center;
    gap: 0;
}

/* Logo — exact match to facenova.uk */
.fn-logo {
    display: flex;
    align-items: center;
    gap: 9px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.08rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    flex-shrink: 0;
    margin-right: 28px;
}
.fn-logo strong { font-weight: 800; }
.fn-logo-img {
    width: 28px;
    height: 28px;
    object-fit: contain;
}

/* Center tab links */
.fn-app-tabs {
    display: flex;
    align-items: center;
    gap: 2px;
    flex: 1;
    overflow-x: auto;
    scrollbar-width: none;
}
.fn-app-tabs::-webkit-scrollbar { display: none; }

.fn-tab-btn {
    font-family: var(--font-body);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 6px 13px;
    font-size: 0.83rem;
    font-weight: 500;
    border-radius: 7px;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.15s, background 0.15s;
    letter-spacing: -0.01em;
}
.fn-tab-btn:hover {
    color: var(--text-primary);
    background: var(--nav-bg);
}
.fn-tab-btn.active {
    color: var(--accent-primary);
    font-weight: 600;
    background: rgba(var(--accent-primary-rgb), 0.08);
}

/* Right side */
.fn-nav-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    margin-left: 16px;
}

/* Theme toggle — same style as facenova.uk */
.fn-theme-toggle {
    width: 34px; height: 34px;
    border-radius: 8px;
    border: 1px solid var(--border-glass);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: border-color 0.15s, color 0.15s;
}
.fn-theme-toggle:hover { border-color: var(--accent-primary); color: var(--accent-primary); }

/* Hide old icon based on theme */
[data-theme="light"] .fn-theme-toggle .icon-moon { display: none; }
[data-theme="dark"]  .fn-theme-toggle .icon-sun  { display: none; }

/* Hamburger */
.fn-hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}
.fn-hamburger span {
    display: block;
    width: 20px; height: 1.8px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: background 0.15s;
}

/* Mobile tabs dropdown */
.fn-mobile-tabs {
    display: none;
    flex-direction: column;
    background: var(--bg-card);
    border-top: 1px solid var(--border-glass);
    padding: 8px 16px 12px;
}
.fn-mobile-tabs.open { display: flex; }
.fn-mobile-tabs button {
    background: none;
    border: none;
    text-align: left;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 10px 4px;
    border-bottom: 1px solid var(--border-glass);
    cursor: pointer;
    font-family: var(--font-body);
}
.fn-mobile-tabs button:last-child { border-bottom: none; }
.fn-mobile-tabs button:hover { color: var(--accent-primary); }

@media (max-width: 900px) {
    .fn-app-tabs { display: none; }
    .fn-hamburger { display: flex; }
}
@media (max-width: 600px) {
    .fn-nav-inner { padding: 0 1rem; }
}

/* ── Layout ── */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    min-height: calc(100vh - 58px);
    display: flex;
    flex-direction: column;
}

/* ── Old Header (hidden — replaced by fn-nav) ── */
.main-header { display: none; }

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

@keyframes rotateSlow { from { transform: none; } to { transform: none; } }

h1 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: var(--text-primary);
    text-shadow: none;
}

.subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ── Nav Tabs ── */
.tab-nav {
    display: flex;
    gap: 3px;
    background: var(--nav-bg);
    padding: 4px;
    border-radius: 10px;
    border: 1px solid var(--border-glass);
    flex-wrap: wrap;
}

.nav-btn {
    font-family: var(--font-heading);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.45rem 0.85rem;
    font-size: 0.78rem;
    font-weight: 600;
    border-radius: 7px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.38rem;
    transition: all var(--transition-speed) ease;
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.nav-btn:hover {
    color: var(--text-primary);
    background: var(--bg-surface-2);
}

.nav-btn.active {
    color: #fff;
    background: var(--accent-primary);
    box-shadow: none;
}

/* ── Cards ── */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 14px;
    padding: 1.5rem;
    box-shadow: var(--glow-shadow);
    transition: border-color var(--transition-speed) ease;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.glass-card:hover { border-color: rgba(255,255,255,0.14); }

/* ── Tab Panels ── */
.tab-panel { display: none; animation: fadeIn var(--transition-speed) ease forwards; }
.tab-panel.active-panel { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Card Header ── */
.card-header { margin-bottom: 1.2rem; }

.card-header h3 {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
    letter-spacing: -0.01em;
}

.card-desc { font-size: 0.77rem; color: var(--text-muted); line-height: 1.4; }

/* ── Input Toggle ── */
.input-toggle {
    display: flex;
    background: var(--nav-bg);
    border-radius: 7px;
    padding: 3px;
    border: 1px solid var(--border-glass);
    margin-top: 0.75rem;
    width: fit-content;
}

.toggle-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.28rem 0.65rem;
    border-radius: 5px;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.toggle-btn.active {
    background: rgba(59,130,246,0.12);
    color: var(--accent-primary);
    border: 1px solid rgba(59,130,246,0.2);
}

/* ── Dropzones ── */
.dropzone {
    width: 100%;
    max-width: 320px;
    aspect-ratio: 1 / 1;
    margin: 0 auto;
    border: 1.5px dashed var(--drop-border);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    cursor: pointer;
    overflow: hidden;
    background: var(--drop-bg);
    transition: border-color var(--transition-speed) ease, background-color var(--transition-speed) ease;
}

.dropzone:hover, .dropzone.dragover {
    border-color: var(--accent-primary);
    background: rgba(59,130,246,0.04);
}

.file-hidden {
    position: absolute; width: 100%; height: 100%;
    opacity: 0; cursor: pointer; z-index: 10;
}

.dropzone-content {
    display: flex; flex-direction: column;
    align-items: center; gap: 0.6rem;
    text-align: center; padding: 1.5rem;
    pointer-events: none;
}

.icon-wrap {
    width: 50px; height: 50px;
    border-radius: 11px;
    background: rgba(59,130,246,0.08);
    display: flex; justify-content: center; align-items: center;
    color: var(--accent-primary);
    border: 1px solid rgba(59,130,246,0.18);
    transition: transform var(--transition-speed) ease;
}

.dropzone:hover .icon-wrap { transform: translateY(-3px); }

.dropzone-text { font-size: 0.85rem; color: var(--text-primary); font-weight: 500; }
.dropzone-text .highlight { color: var(--accent-primary); font-weight: 600; }
.file-info { font-size: 0.7rem; color: var(--text-muted); }

/* Preview */
.preview-container {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 5; background: var(--preview-bg);
    display: flex; justify-content: center; align-items: center;
}

.image-preview { width: 100%; height: 100%; object-fit: cover; }

.face-crop-overlay {
    position: absolute; inset: 0; z-index: 20;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 11px;
    background: rgba(0,0,0,0.65); backdrop-filter: blur(4px);
    border-radius: 12px; opacity: 0; pointer-events: none;
    transition: opacity 0.2s ease;
}

.face-crop-overlay.active { opacity: 1; pointer-events: all; }

.face-crop-spinner {
    width: 38px; height: 38px;
    border: 2.5px solid rgba(59,130,246,0.18);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin-face 0.7s linear infinite;
}

@keyframes spin-face { to { transform: rotate(360deg); } }

.face-crop-label {
    font-size: 0.68rem; font-weight: 700;
    letter-spacing: 0.08em; color: var(--accent-primary);
    text-transform: uppercase; font-family: var(--mono);
}

.remove-btn {
    position: absolute; top: 8px; right: 8px;
    width: 26px; height: 26px; border-radius: 50%;
    background: rgba(0,0,0,0.55); color: #fff;
    border: 1px solid rgba(255,255,255,0.15);
    font-size: 0.95rem; line-height: 24px;
    cursor: pointer; z-index: 12;
    transition: all var(--transition-speed) ease;
}

.remove-btn:hover { background: var(--accent-danger); border-color: transparent; }

.hidden { display: none !important; }

/* Camera */
.camera-content {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 5; background: #000;
    display: flex; flex-direction: column; justify-content: space-between;
}

.video-feed { width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); }

.capture-btn {
    position: absolute; bottom: 14px; left: 50%;
    transform: translateX(-50%); z-index: 8;
    background: var(--accent-primary); color: #fff;
    border: none; padding: 0.5rem 1rem; border-radius: 22px;
    font-size: 0.78rem; font-weight: 700; cursor: pointer;
    display: flex; align-items: center; gap: 0.4rem;
    box-shadow: 0 4px 14px rgba(59,130,246,0.35);
    transition: all var(--transition-speed) ease;
}

.capture-btn:hover {
    transform: translateX(-50%) scale(1.04);
    box-shadow: 0 6px 18px rgba(59,130,246,0.5);
}

.btn-pulse-ring {
    position: absolute; inset: 0; border-radius: 22px;
    border: 2px solid var(--accent-primary);
    animation: pulseRing 1.5s infinite; pointer-events: none;
}

@keyframes pulseRing {
    0%   { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.2); opacity: 0; }
}

/* ── Layouts ── */
.matcher-layout { display: flex; flex-direction: column; gap: 1.25rem; }

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.25rem;
}

.actions-panel { display: flex; flex-direction: column; gap: 1.25rem; }
.settings-row { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.settings-row.tight { gap: 0.65rem; }
.settings-row.tight .form-group { flex: 1; }

.form-group {
    flex: 1; min-width: 180px;
    display: flex; flex-direction: column; gap: 0.38rem;
}

.form-group label {
    font-size: 0.68rem; font-weight: 700;
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.07em;
}

.custom-select, .custom-input {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem; font-family: var(--font-body);
    transition: all var(--transition-speed) ease;
    outline: none; width: 100%;
}

.custom-select:focus, .custom-input:focus {
    border-color: var(--accent-primary);
    background: rgba(59,130,246,0.05);
}

.custom-select option { background: var(--bg-card); color: var(--text-primary); }

/* ── Buttons ── */
.btn {
    font-family: var(--font-heading);
    border-radius: var(--radius-sm);
    font-weight: 600; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    gap: 0.45rem;
    transition: all var(--transition-speed) ease;
    border: none; font-size: 0.87rem;
}

.primary-btn { background: var(--accent-primary); color: #fff; }

.primary-btn:hover {
    background: var(--accent-secondary);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(59,130,246,0.3);
}

.primary-btn:active { transform: translateY(0); }

.secondary-btn {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
}

.secondary-btn:hover {
    background: rgba(255,255,255,0.09);
    border-color: rgba(255,255,255,0.18);
}

.btn-large { padding: 0.88rem 2rem; font-size: 0.95rem; width: 100%; }

/* ── Result Section ── */
.result-section { animation: slideUp 0.2s ease forwards; }

@keyframes slideUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

.result-summary { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }

.gauge-wrapper {
    position: relative; width: 140px; height: 140px;
    display: flex; justify-content: center; align-items: center; flex-shrink: 0;
}

.progress-ring { transform: rotate(-90deg); }
.progress-ring__circle { transition: stroke-dashoffset 0.6s ease; }

.gauge-text-box {
    position: absolute;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
}

.gauge-value {
    font-family: var(--font-heading);
    font-size: 1.65rem; font-weight: 800;
    color: var(--text-primary); letter-spacing: -0.02em;
}

.gauge-label {
    font-size: 0.62rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.09em; font-weight: 700;
}

.verdict-box { flex: 1; min-width: 260px; }

.verdict-badge {
    display: inline-block; padding: 0.22rem 0.7rem; border-radius: 99px;
    font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em;
    margin-bottom: 0.6rem; text-transform: uppercase;
    background: rgba(255,255,255,0.06); color: var(--text-muted);
    border: 1px solid var(--border-glass);
}

.verdict-badge.match {
    background: rgba(34,197,94,0.11); color: var(--accent-success);
    border-color: rgba(34,197,94,0.22);
}

.verdict-badge.no-match {
    background: rgba(239,68,68,0.11); color: var(--accent-danger);
    border-color: rgba(239,68,68,0.22);
}

.verdict-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.35rem; letter-spacing: -0.01em; }

.verdict-desc { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 1rem; line-height: 1.5; }

.details-list {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(115px, 1fr));
    gap: 0.65rem;
    background: rgba(255,255,255,0.02);
    padding: 0.8rem; border-radius: var(--radius-sm);
    border: 1px solid var(--border-glass);
}

.details-item { display: flex; flex-direction: column; gap: 0.18rem; }

.item-label {
    font-size: 0.62rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.07em; font-weight: 600;
}

.item-val {
    font-family: var(--mono); font-size: 0.82rem;
    font-weight: 700; color: var(--text-primary);
}

/* ── User Directory ── */
.bus-layout {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 1.25rem;
}

.bus-left-column { display: flex; flex-direction: column; gap: 1.25rem; }
.onboard-form { display: flex; flex-direction: column; gap: 1rem; }

.angle-slots-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 0.5rem; }

.angle-slot {
    display: flex; flex-direction: column;
    align-items: center; gap: 0.32rem;
    padding: 0.5rem 0.35rem;
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    cursor: pointer; position: relative;
    background: rgba(255,255,255,0.02);
    transition: border-color 0.2s, background 0.2s;
}

.angle-slot:hover { border-color: var(--accent-primary); background: rgba(59,130,246,0.04); }
.angle-slot.selected { border-color: var(--accent-primary); }

.angle-slot-label {
    font-size: 0.66rem; font-weight: 700;
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.07em;
}

.angle-slot-preview {
    width: 62px; height: 62px; border-radius: 7px;
    background: rgba(255,255,255,0.03);
    border: 1px dashed var(--border-glass);
    display: flex; align-items: center; justify-content: center; overflow: hidden;
}

.angle-slot-check {
    position: absolute; top: 5px; right: 5px;
    background: var(--accent-success); color: #fff;
    font-size: 0.58rem; font-weight: 900;
    width: 15px; height: 15px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}

.angle-upload-btn {
    font-size: 0.63rem; padding: 2px 7px; border-radius: 4px;
    border: 1px solid var(--border-glass);
    background: rgba(255,255,255,0.04); color: var(--text-muted);
    cursor: pointer; transition: all 0.2s;
}

.angle-upload-btn:hover { border-color: var(--accent-primary); color: var(--accent-primary); }

.angle-progress-row {
    display: flex; align-items: center;
    justify-content: space-between; gap: 0.5rem;
}

.angle-target-btn {
    font-size: 0.7rem; padding: 3px 9px; border-radius: 5px;
    border: 1px solid var(--border-glass);
    background: transparent; color: var(--text-muted);
    cursor: pointer; transition: all 0.2s;
}

.angle-target-btn.active {
    border-color: var(--accent-primary); color: var(--accent-primary);
    background: rgba(59,130,246,0.08);
}

.onboard-photo-area { display: flex; flex-direction: column; gap: 0.65rem; }

.onboard-dropzone {
    width: 100%; aspect-ratio: 1/1; max-width: 240px;
    margin: 0 auto;
    border: 1.5px dashed rgba(255,255,255,0.12);
    border-radius: 10px; position: relative; cursor: pointer; overflow: hidden;
    background: rgba(255,255,255,0.02);
    display: flex; justify-content: center; align-items: center;
}

.onboard-dropzone:hover { border-color: var(--accent-primary); }
.onboard-photo-actions { display: grid; grid-template-columns: 1fr; gap: 0.5rem; }

/* ── Live Scanner ── */
.live-scanner-card { height: 100%; display: flex; flex-direction: column; }
.scan-header { display: flex; justify-content: space-between; align-items: center; }

.live-indicator {
    display: flex; align-items: center; gap: 0.45rem;
    font-size: 0.8rem; font-weight: 700;
}

.live-dot {
    width: 7px; height: 7px;
    background: var(--accent-danger);
    border-radius: 50%;
    animation: flashRed 1s infinite alternate;
}

@keyframes flashRed {
    from { opacity: 0.4; transform: scale(0.9); }
    to   { opacity: 1; transform: scale(1.1); box-shadow: 0 0 5px var(--accent-danger); }
}

.scanner-toggle-btn {
    background: rgba(239,68,68,0.08); color: var(--accent-danger);
    border: 1px solid rgba(239,68,68,0.2);
    font-size: 0.7rem; font-weight: 700;
    padding: 0.32rem 0.7rem; border-radius: 6px;
    cursor: pointer; transition: all var(--transition-speed) ease;
}

.scanner-toggle-btn:hover { background: var(--accent-danger); color: #fff; }

.scanner-toggle-btn.active-scan {
    background: rgba(34,197,94,0.1); color: var(--accent-success);
    border-color: rgba(34,197,94,0.22);
}

.scanner-toggle-btn.active-scan:hover { background: var(--accent-success); color: #fff; }

.scanner-layout {
    display: grid;
    grid-template-columns: minmax(360px, 440px) 1fr;
    gap: 1.25rem; align-items: stretch;
}

.scanner-viewport {
    position: relative; width: 100%; aspect-ratio: 4/3;
    background: #0a0a09; border-radius: 12px; overflow: hidden;
    border: 1px solid var(--border-glass);
}

.scanner-idle-placeholder {
    position: absolute; inset: 0;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 13px;
    background: #0a0a09; z-index: 8;
}

.scanner-idle-placeholder.hidden { display: none; }

.scanner-idle-icon {
    width: 54px; height: 54px; border-radius: 50%;
    background: rgba(59,130,246,0.07);
    border: 1.5px solid rgba(59,130,246,0.18);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent-primary);
}

.scanner-idle-title { font-size: 0.86rem; font-weight: 700; color: var(--text-primary); }

.scanner-idle-sub {
    font-size: 0.72rem; color: var(--text-muted);
    text-align: center; max-width: 200px; line-height: 1.5;
}

.scanner-ring {
    position: absolute; top: 15%; left: 15%; right: 15%; bottom: 15%;
    border: 1.5px dashed rgba(59,130,246,0.18); border-radius: 50%;
    animation: rotateRing 20s linear infinite; pointer-events: none;
}

@keyframes rotateRing { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.activity-log-card { height: 100%; }

.scanner-overlay {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 10; pointer-events: none;
}

/* Reticle corners */
.corner {
    position: absolute; width: 18px; height: 18px;
    border: 2px solid var(--accent-primary); opacity: 0.7;
}

.top-left    { top: 16px;    left: 16px;  border-right: none; border-bottom: none; border-radius: 2px 0 0 0; }
.top-right   { top: 16px;   right: 16px;  border-left: none;  border-bottom: none; border-radius: 0 2px 0 0; }
.bottom-left { bottom: 16px; left: 16px;  border-right: none; border-top: none;    border-radius: 0 0 0 2px; }
.bottom-right{ bottom: 16px;right: 16px;  border-left: none;  border-top: none;    border-radius: 0 0 2px 0; }

.scanner-grid {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image:
        linear-gradient(to right,  rgba(59,130,246,0.04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(59,130,246,0.04) 1px, transparent 1px);
    background-size: 24px 24px;
}

.scan-laser-line {
    position: absolute; width: 100%; height: 2px;
    background: linear-gradient(to right, transparent, var(--accent-primary), transparent);
    box-shadow: 0 0 8px var(--accent-primary); top: 0;
    animation: moveLaser 3s infinite linear;
}

@keyframes moveLaser { 0% { top: 0%; } 50% { top: 100%; } 100% { top: 0%; } }

.scanner-laser {
    position: absolute; width: 100%; height: 2px;
    background: var(--accent-primary); box-shadow: 0 0 6px var(--accent-primary);
    top: 0; animation: moveLaser 2.5s infinite linear; z-index: 6;
}

.scanner-hud-status {
    position: absolute; top: 18px; left: 18px;
    background: rgba(17,17,16,0.88);
    padding: 0.3rem 0.65rem; border-radius: 5px;
    border: 1px solid rgba(59,130,246,0.22);
    display: flex; align-items: center; gap: 0.4rem;
}

.hud-pulse {
    width: 5px; height: 5px;
    background: var(--accent-primary); border-radius: 50%;
    animation: flashBlue 0.8s infinite alternate;
}

@keyframes flashBlue {
    from { opacity: 0.5; }
    to   { opacity: 1; box-shadow: 0 0 5px var(--accent-primary); }
}

.scanner-hud-status span {
    font-family: var(--mono); font-size: 0.58rem;
    font-weight: 700; color: var(--accent-primary); letter-spacing: 0.07em;
}

/* Match toast */
.match-toast {
    position: absolute; bottom: 18px; left: 18px; right: 18px; z-index: 15;
    background: rgba(17,17,16,0.96);
    border: 1.5px solid var(--accent-success); border-radius: 10px;
    padding: 0.7rem; display: flex; align-items: center; gap: 0.8rem;
    animation: slideInBottom 0.25s ease forwards;
}

.match-toast.danger-match { border-color: var(--accent-danger); }

@keyframes slideInBottom {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: translateY(0); }
}

.toast-avatar {
    width: 38px; height: 38px; border-radius: 50%;
    background-size: cover; background-position: center;
    border: 1.5px solid var(--accent-success);
    background-color: var(--bg-card);
}

.match-toast.danger-match .toast-avatar { border-color: var(--accent-danger); }
.toast-details { display: flex; flex-direction: column; }

.toast-title {
    font-size: 0.56rem; font-weight: 700;
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em;
}

.toast-name { font-size: 0.95rem; font-weight: 700; color: var(--text-primary); }

.toast-confidence {
    font-size: 0.7rem; font-weight: 600;
    color: var(--accent-success); font-family: var(--mono);
}

.match-toast.danger-match .toast-confidence { color: var(--accent-danger); }

/* ── Log Table ── */
.boarding-log-area { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }

.boarding-log-area h4 {
    font-size: 0.88rem; font-weight: 700;
    margin-bottom: 0.6rem; color: var(--text-primary);
}

.log-table-wrapper {
    flex: 1; max-height: 180px; overflow-y: auto;
    border: 1px solid var(--border-glass);
    border-radius: 8px; background: rgba(255,255,255,0.01);
}

.log-table { width: 100%; border-collapse: collapse; font-size: 0.77rem; text-align: left; }

.log-table th {
    background: rgba(255,255,255,0.025); color: var(--text-muted);
    font-weight: 700; padding: 0.42rem 0.7rem;
    border-bottom: 1px solid var(--border-glass);
    text-transform: uppercase; font-size: 0.6rem; letter-spacing: 0.07em;
}

.log-table td {
    padding: 0.42rem 0.7rem;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    color: var(--text-primary);
    font-family: var(--mono); font-size: 0.73rem;
}

.log-table tr:last-child td { border-bottom: none; }
.log-table tr.log-success td { border-left: 2px solid var(--accent-success); }
.log-table tr.log-danger td  { border-left: 2px solid var(--accent-danger); }

.log-table .badge-table {
    display: inline-block; padding: 1px 6px; border-radius: 4px;
    font-size: 0.6rem; font-weight: 700; font-family: var(--font-body);
}

.log-table .badge-table.ok {
    background: rgba(34,197,94,0.12); color: var(--accent-success);
}

.log-table .badge-table.fail {
    background: rgba(239,68,68,0.12); color: var(--accent-danger);
}

.empty-row { text-align: center; color: var(--text-muted); }

/* ── Passenger List ── */
.passengers-list-card { display: flex; flex-direction: column; gap: 1.25rem; }
.list-header { display: flex; justify-content: space-between; align-items: center; }

.badge {
    background: rgba(59,130,246,0.1); color: var(--accent-primary);
    border: 1px solid rgba(59,130,246,0.22);
    padding: 0.18rem 0.6rem; border-radius: 99px;
    font-size: 0.7rem; font-weight: 700;
}

.passengers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
    gap: 0.8rem;
}

.empty-manifest {
    grid-column: 1/-1; text-align: center;
    color: var(--text-muted); padding: 2rem; font-size: 0.83rem;
    border: 1px dashed var(--border-glass); border-radius: 10px;
}

.passenger-profile {
    background: rgba(255,255,255,0.025);
    border: 1px solid var(--border-glass);
    border-radius: 10px; padding: 0.7rem;
    display: flex; align-items: center; gap: 0.6rem;
    position: relative; transition: all var(--transition-speed) ease;
}

.passenger-profile:hover {
    background: rgba(255,255,255,0.04);
    border-color: rgba(59,130,246,0.25);
}

.profile-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background-size: cover; background-position: center;
    border: 1px solid var(--border-glass);
    background-color: rgba(255,255,255,0.04);
}

.profile-info { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.profile-name {
    font-size: 0.8rem; font-weight: 700; color: var(--text-primary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 110px;
}

.profile-title { font-size: 0.6rem; color: var(--text-muted); }

.delete-passenger-btn {
    background: transparent; border: none; color: var(--text-muted);
    font-size: 1rem; cursor: pointer; padding: 4px;
    display: flex; align-items: center; justify-content: center;
    transition: color var(--transition-speed) ease;
}

.delete-passenger-btn:hover { color: var(--accent-danger); }

/* ── Toast Notifications ── */
.notification-container {
    position: fixed; top: 18px; right: 18px; z-index: 1000;
    display: flex; flex-direction: column; gap: 0.6rem;
    max-width: 330px; width: 100%;
}

.toast {
    background: var(--bg-card);
    border-left: 3px solid var(--accent-primary);
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--border-glass);
    border-right: 1px solid var(--border-glass);
    padding: 0.7rem 0.95rem; border-radius: 8px;
    box-shadow: 0 8px 22px rgba(0,0,0,0.25);
    color: var(--text-primary); font-size: 0.8rem;
    display: flex; justify-content: space-between; align-items: center;
    animation: slideInRight 0.22s ease forwards;
}

.toast.toast-success { border-left-color: var(--accent-success); }
.toast.toast-error   { border-left-color: var(--accent-danger); }

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(36px); }
    to   { opacity: 1; transform: translateX(0); }
}

.toast-close {
    background: transparent; border: none;
    color: var(--text-muted); font-size: 1rem;
    cursor: pointer; padding-left: 10px;
}

.toast-close:hover { color: var(--text-primary); }

/* ── Onboarding Banner ── */
.banner-onboarding {
    background: rgba(59,130,246,0.06) !important;
    border: 1px solid rgba(59,130,246,0.2) !important;
    box-shadow: none !important;
    margin-bottom: 1.25rem; padding: 1rem 1.5rem;
    display: flex; justify-content: space-between;
    align-items: center; gap: 1.25rem;
}

.banner-content { display: flex; align-items: center; gap: 0.85rem; }
.banner-emoji { font-size: 1.6rem; display: inline-block; }

.banner-text h4 {
    font-size: 0.95rem; font-weight: 700;
    color: var(--accent-primary); margin-bottom: 0.15rem;
}

.banner-text p { font-size: 0.78rem; color: var(--text-muted); line-height: 1.4; }

.btn-sm { padding: 0.38rem 0.82rem !important; font-size: 0.76rem !important; white-space: nowrap; }

@media (max-width: 768px) {
    .banner-onboarding { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .banner-onboarding .btn { width: 100%; }
}

/* ── Global Settings Bar ── */
.global-settings-bar {
    display: flex; justify-content: space-between;
    align-items: center; gap: 1.5rem;
    margin-bottom: 1.25rem; padding: 0.7rem 1.2rem;
    background: var(--bg-card); border: 1px solid var(--border-glass);
    border-radius: 10px; backdrop-filter: none;
}

.setting-item { display: flex; align-items: center; gap: 1rem; flex: 1; }

.setting-item label {
    font-size: 0.76rem; font-weight: 700; color: var(--text-primary);
    white-space: nowrap; text-transform: uppercase; letter-spacing: 0.06em;
}

.slider-container {
    display: flex; align-items: center; gap: 0.5rem;
    flex: 1; max-width: 310px;
}

.slider-label { font-size: 0.68rem; color: var(--text-muted); font-weight: 700; }

.custom-slider {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 4px; border-radius: 2px;
    background: rgba(255,255,255,0.1); outline: none;
}

.custom-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 15px; height: 15px; border-radius: 50%;
    background: var(--accent-primary); cursor: pointer;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.18);
    transition: transform 0.1s;
    border: 2px solid var(--bg-main);
}

.custom-slider::-webkit-slider-thumb:hover { transform: scale(1.15); }

.setting-note {
    font-size: 0.75rem; color: var(--text-muted);
    display: flex; align-items: center;
    max-width: 400px; line-height: 1.4;
}

.setting-note span { font-weight: 500; }

.highlight { color: var(--accent-primary); font-weight: 700; }

/* ── Driver Behavior Monitor ── */
.behavior-badges-row {
    display: grid; grid-template-columns: 1fr;
    gap: 0.42rem; margin-top: 0.75rem;
}

.behavior-badge {
    display: flex; flex-direction: row;
    align-items: center; gap: 0.7rem;
    padding: 0.7rem 0.85rem; border-radius: 10px;
    border: 1px solid var(--border-glass);
    background: rgba(255,255,255,0.025);
    transition: all var(--transition-speed) ease;
}

.badge-icon-wrap {
    flex-shrink: 0; width: 38px; height: 38px; border-radius: 9px;
    background: rgba(255,255,255,0.04); border: 1px solid var(--border-glass);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted); transition: all var(--transition-speed) ease;
}

.badge-info {
    flex: 1; display: flex; flex-direction: column; gap: 0.12rem; min-width: 0;
}

.badge-name {
    font-size: 0.78rem; font-weight: 700; color: var(--text-primary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.badge-desc {
    font-size: 0.64rem; color: var(--text-muted);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.behavior-badge .badge-status {
    flex-shrink: 0; font-size: 0.6rem; font-weight: 800;
    color: var(--accent-success);
    background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.22);
    padding: 2px 8px; border-radius: 99px;
    letter-spacing: 0.04em; font-family: var(--mono);
    transition: all var(--transition-speed) ease;
}

/* Alert state */
.behavior-badge.alert {
    border-color: rgba(239,68,68,0.32);
    background: rgba(239,68,68,0.06);
    animation: pulseAlert 1s ease infinite alternate;
}

.behavior-badge.alert .badge-icon-wrap {
    background: rgba(239,68,68,0.1); border-color: rgba(239,68,68,0.25);
    color: var(--accent-danger);
}

.behavior-badge.alert .badge-name { color: var(--accent-danger); }

.behavior-badge.alert .badge-status {
    color: var(--accent-danger);
    background: rgba(239,68,68,0.12); border-color: rgba(239,68,68,0.28);
}

@keyframes pulseAlert {
    from { box-shadow: 0 0 0 rgba(239,68,68,0.1); }
    to   { box-shadow: 0 0 12px rgba(239,68,68,0.22); }
}

/* Metrics grid */
.behavior-metrics-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0.38rem; flex-shrink: 0;
}

.metric-item {
    display: flex; flex-direction: row;
    align-items: center; justify-content: space-between; gap: 0.5rem;
    padding: 0.38rem 0.62rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-glass); border-radius: 7px;
}

.metric-label {
    font-size: 0.58rem; font-weight: 600; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.04em; line-height: 1.2;
}

.metric-value {
    font-family: var(--mono); font-size: 0.82rem;
    font-weight: 700; color: var(--accent-primary);
    white-space: nowrap; flex-shrink: 0;
}

.calibration-row {
    display: flex; align-items: center; justify-content: space-between; gap: 0.6rem;
    margin-top: 0.5rem; padding: 0.38rem 0.62rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-glass); border-radius: 7px; flex-shrink: 0;
}

.calibration-label {
    font-size: 0.66rem; color: var(--text-muted);
    display: flex; align-items: center; gap: 0.35rem;
}

/* Driver tab compact overrides */
#tab-driver .scanner-viewport { aspect-ratio: 16/9; }
#tab-driver .live-scanner-card { display: flex; flex-direction: column; overflow: hidden; }

#tab-driver .behavior-badges-row {
    grid-template-columns: 1fr 1fr; gap: 0.28rem; margin-top: 0.38rem;
}

#tab-driver .behavior-badge { padding: 0.38rem 0.52rem; gap: 0.48rem; border-radius: 8px; }
#tab-driver .badge-icon-wrap { width: 30px; height: 30px; border-radius: 7px; flex-shrink: 0; }
#tab-driver .badge-icon-wrap svg { width: 15px; height: 15px; }
#tab-driver .badge-name { font-size: 0.68rem; }
#tab-driver .badge-desc { font-size: 0.57rem; }
#tab-driver .badge-status { font-size: 0.56px; padding: 1px 5px; }

/* Sensitivity sliders */
.sensitivity-section {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-glass);
    border-radius: 9px; padding: 0.58rem 0.72rem;
}

.sensitivity-header {
    display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.48rem;
}

.sensitivity-title {
    font-size: 0.68rem; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.07em;
}

.sensitivity-sliders { display: flex; flex-direction: column; gap: 0.32rem; }

.sens-row {
    display: grid; grid-template-columns: 88px 40px 1fr 40px 26px;
    align-items: center; gap: 0.28rem;
}

.sens-label { font-size: 0.65rem; color: var(--text-primary); font-weight: 600; white-space: nowrap; }
.sens-hint  { font-size: 0.52rem; color: var(--text-muted); text-align: center; }

.sens-val {
    font-family: var(--mono); font-size: 0.65rem;
    font-weight: 800; color: var(--accent-primary); text-align: center;
}

.sens-slider {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 3px; border-radius: 2px;
    background: rgba(255,255,255,0.1); outline: none; cursor: pointer;
}

.sens-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--accent-primary); cursor: pointer;
    transition: transform 0.12s;
}

.sens-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }

/* Detection count grid */
.behavior-count-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 0.32rem; }

.count-item {
    display: flex; flex-direction: column; align-items: center;
    padding: 0.38rem 0.22rem; border-radius: 7px;
    background: rgba(255,255,255,0.025);
    border: 1px solid var(--border-glass); gap: 0.12rem;
}

.count-label { font-size: 0.54rem; color: var(--text-muted); text-align: center; line-height: 1.2; }

.count-value {
    font-family: var(--mono); font-size: 0.98rem;
    font-weight: 800; color: var(--text-primary);
}

.count-item.has-count .count-value { color: var(--accent-danger); }
.count-item.has-count { border-color: rgba(239,68,68,0.22); background: rgba(239,68,68,0.05); }

/* ── Responsive ── */
@media (max-width: 900px) {
    .bus-layout, .scanner-layout { grid-template-columns: 1fr; }
    .main-header { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .tab-nav { width: 100%; overflow-x: auto; }
    .global-settings-bar { flex-direction: column; align-items: flex-start; gap: 0.85rem; padding: 0.85rem; }
    .setting-item { width: 100%; flex-direction: column; align-items: flex-start; gap: 0.4rem; }
    .slider-container { max-width: none; width: 100%; }
    .setting-note { max-width: none; }
}

@media (max-width: 600px) {
    .app-container { padding: 1rem; }
    .cards-grid { grid-template-columns: 1fr; gap: 1rem; }
    .tab-nav { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 2px; gap: 3px; }
    .nav-btn { padding: 0.42rem 0.65rem; font-size: 0.73rem; }
    .result-summary { flex-direction: column; gap: 1.25rem; align-items: center; text-align: center; }
    .details-list { grid-template-columns: 1fr; }
    .settings-row { flex-direction: column; gap: 0.85rem; }
    .onboard-dropzone { max-width: 190px; }
    .calibration-row { flex-direction: column; align-items: flex-start; }
    #tab-driver .behavior-badges-row { grid-template-columns: 1fr; }
}

#dropzone-groupscan { max-width: none !important; aspect-ratio: auto !important; }

/* ══════════════════════════════════════════
   LIGHT MODE — Override hardcoded dark surfaces
══════════════════════════════════════════ */
[data-theme="light"] body { background: var(--bg-main); color: var(--text-primary); }

[data-theme="light"] .custom-select,
[data-theme="light"] .custom-input {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.12);
    color: var(--text-primary);
}
[data-theme="light"] .custom-select:focus,
[data-theme="light"] .custom-input:focus { background: rgba(37,99,235,0.05); }
[data-theme="light"] .custom-select option { background: #fff; color: #1c1c1c; }

[data-theme="light"] .secondary-btn {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.12);
    color: var(--text-primary);
}
[data-theme="light"] .secondary-btn:hover {
    background: rgba(0,0,0,0.08);
    border-color: rgba(0,0,0,0.2);
}

[data-theme="light"] .details-list { background: rgba(0,0,0,0.025); }
[data-theme="light"] .angle-slot { background: rgba(0,0,0,0.02); }
[data-theme="light"] .angle-slot:hover { background: rgba(37,99,235,0.04); }
[data-theme="light"] .angle-slot-preview { background: rgba(0,0,0,0.04); }

[data-theme="light"] .global-settings-bar { background: #fff; border-color: rgba(0,0,0,0.09); }

/* User directory / table rows */
[data-theme="light"] tr:nth-child(even) td,
[data-theme="light"] .user-row:nth-child(even),
[data-theme="light"] .table-row-alt { background: rgba(0,0,0,0.02); }

/* Attendance / behavior panels sub-surfaces */
[data-theme="light"] .behavior-badge,
[data-theme="light"] .badge-inactive {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.1);
    color: var(--text-secondary);
}

/* Misc semi-transparent panels */
[data-theme="light"] [style*="rgba(255,255,255,0.03)"] { background: rgba(0,0,0,0.03) !important; }
[data-theme="light"] [style*="rgba(255,255,255,0.05)"] { background: rgba(0,0,0,0.05) !important; }

/* ── Theme Toggle Button ── */
.theme-toggle-btn {
    width: 34px; height: 34px;
    border-radius: 8px;
    border: 1px solid var(--border-glass);
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
    margin-left: 8px;
}
.theme-toggle-btn:hover { border-color: var(--accent-primary); color: var(--accent-primary); }

/* Show sun in dark mode, moon in light mode */
[data-theme="light"] .icon-moon { display: none; }
[data-theme="dark"]  .icon-sun  { display: none; }

/* ── Logo Home Link ── */
.logo-home-link {
    display: flex; align-items: center; gap: 0.85rem;
    text-decoration: none; color: inherit;
}
.logo-home-link:hover .logo-icon { opacity: 0.8; }
h1 strong { font-weight: 800; }

/* ── Light mode key overrides ── */
[data-theme="light"] .main-header {
    background: var(--bg-card);
    border-bottom-color: var(--border-glass);
}
[data-theme="light"] .glass-card:hover { border-color: rgba(0,0,0,0.16); }
[data-theme="light"] .toggle-btn { color: var(--text-secondary); }
[data-theme="light"] .toggle-btn.active {
    background: rgba(37,99,235,0.08);
    color: var(--accent-primary);
    border-color: rgba(37,99,235,0.2);
}
/* Slider track in light mode */
[data-theme="light"] input[type="range"]::-webkit-slider-runnable-track { background: rgba(0,0,0,0.1); }
[data-theme="light"] .custom-slider { accent-color: var(--accent-primary); }