/* ===== DESIGN TOKENS (Material 3 / Stitch) ===== */
:root {
  --primary: #002757;
  --primary-container: #0a3d7c;
  --on-primary: #ffffff;
  --on-primary-container: #84aaf0;
  --secondary: #005db7;
  --secondary-container: #64a1ff;
  --on-secondary: #ffffff;
  --tertiary: #362600;
  --tertiary-container: #513b00;
  --tertiary-fixed-dim: #f5be3c;
  --on-tertiary-fixed: #261a00;
  --background: #f6fafe;
  --surface: #f6fafe;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f0f4f8;
  --surface-container: #eaeef2;
  --surface-container-high: #e4e9ed;
  --surface-container-highest: #dfe3e7;
  --on-surface: #171c1f;
  --on-surface-variant: #434750;
  --outline: #737781;
  --outline-variant: #c3c6d2;
  --error: #ba1a1a;
  --error-container: #ffdad6;
  --shadow-primary: rgba(0, 27, 63, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--on-surface);
  background: var(--surface-container-low);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
  line-height: 1;
}

.pb-safe { padding-bottom: env(safe-area-inset-bottom); }

/* ===== TOPBAR ===== */
.topbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 60;
  background: var(--primary);
  box-shadow: 0 4px 20px rgba(0, 27, 63, 0.20);
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  padding: 0 16px; height: 56px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand img { height: 36px; width: auto; object-fit: contain; }
.brand div { display: flex; flex-direction: column; }
.brand small { font-size: 9px; color: rgba(255,255,255,0.6); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 600; }
.brand strong { font-size: 14px; color: white; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; }

/* Desktop nav only */
.nav-links { display: none; align-items: center; gap: 2px; }
@media (min-width: 768px) { .nav-links { display: flex; } }
.nav-links button, .nav-links a {
  display: flex; align-items: center; gap: 5px; padding: 6px 12px;
  color: rgba(255,255,255,0.7); font-size: 12px; font-weight: 500;
  border-radius: var(--radius-full); transition: all 0.2s; white-space: nowrap;
}
.nav-links button:hover, .nav-links a:hover { color: white; }
.nav-links button.active, .nav-links a.active {
  color: white; background: rgba(255,255,255,0.12);
}
.nav-links .material-symbols-outlined { font-size: 18px; }

/* ===== MAIN CONTENT ===== */
main { padding-top: 56px; padding-bottom: 72px; min-height: 100vh; }
@media (min-width: 768px) { main { padding-bottom: 20px; } }

.container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .container { padding: 0 20px; } }
.section-pad { padding: 24px 16px; }
@media (min-width: 768px) { .section-pad { padding: 32px 20px; } }

/* ===== SCREEN SYSTEM ===== */
.screen { display: none; }
.screen.active { display: block; }

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  color: white; position: relative; overflow: hidden;
}
.hero::after {
  content: 'anchor'; font-family: 'Material Symbols Outlined';
  font-variation-settings: 'FILL' 0, 'wght' 400;
  position: absolute; bottom: -40px; right: -40px;
  font-size: 280px; opacity: 0.04; pointer-events: none;
}
.hero-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 28px; padding: 32px 16px;
}
@media (min-width: 768px) {
  .hero-grid { grid-template-columns: 1fr 1fr; padding: 56px 20px; gap: 40px; }
}
.hero h1 { font-size: clamp(28px, 5vw, 52px); font-weight: 800; line-height: 1.05; letter-spacing: -0.02em; }
.hero p { font-size: 15px; color: var(--on-primary-container); line-height: 1.7; max-width: 520px; margin-top: 12px; }

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: var(--radius-full);
  background: var(--tertiary-fixed-dim); color: var(--on-tertiary-fixed);
  font-size: 10px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 12px;
}

.cta-row { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-full);
  font-weight: 700; font-size: 14px;
  transition: all 0.2s ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--secondary); color: white;
  box-shadow: 0 4px 16px rgba(0, 93, 183, 0.25);
}
.btn-primary:hover { background: #004a93; }
.btn-gold {
  background: var(--tertiary-fixed-dim); color: var(--on-tertiary-fixed);
  box-shadow: 0 4px 16px rgba(245, 190, 60, 0.3);
}
.btn-gold:hover { background: #e0ab30; }
.btn-outline {
  background: transparent; color: white;
  border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); }

/* ===== GLASS CARD ===== */
.glass-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.hero-chip { display: flex; align-items: center; gap: 12px; }
.hero-chip .material-symbols-outlined { color: var(--tertiary-fixed-dim); font-size: 22px; }
.hero-chip-label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.14em; opacity: 0.7; font-weight: 700; }
.hero-chip strong { font-size: 15px; }

/* ===== CARDS ===== */
.card {
  background: var(--surface-container-lowest); border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 2px 12px var(--shadow-primary);
}
@media (min-width: 768px) { .card { padding: 24px; } }

.info-card { border-left: 4px solid var(--secondary); }
.info-card .material-symbols-outlined { font-size: 28px; margin-bottom: 10px; display: block; }
.info-card strong { font-size: 14px; display: block; }
.info-card p { font-size: 12px; line-height: 1.6; }
.info-card-icon.success { color: #16a34a; font-variation-settings: 'FILL' 1, 'wght' 400; }
.info-card-icon.accent { color: var(--secondary); }
.info-card-icon.gold { color: var(--tertiary-fixed-dim); }
.info-card-icon.muted { color: var(--outline-variant); }

/* ===== GRIDS ===== */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 768px) { .grid-2 { grid-template-columns: 2fr 1fr; gap: 24px; } }

.metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.metrics-4 { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 768px) { .metrics-4 { grid-template-columns: repeat(4, 1fr); } }
.metrics-3 { grid-template-columns: repeat(1, 1fr); }
@media (min-width: 768px) { .metrics-3 { grid-template-columns: repeat(3, 1fr); } }

.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 640px) { .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; } }

.stack { display: flex; flex-direction: column; gap: 16px; }
.stack-sm { display: flex; flex-direction: column; gap: 8px; }

/* ===== CIRCULAR PROGRESS GAUGE ===== */
.progress-card { position: relative; overflow: hidden; }
.progress-card-mark {
  position: absolute; bottom: -12px; right: -12px;
  font-size: 100px; opacity: 0.05;
}

.circular-gauge {
  position: relative; width: 140px; height: 140px; margin: 0 auto;
}
.circular-gauge svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.circular-gauge .gauge-bg {
  fill: none; stroke: rgba(255,255,255,0.15); stroke-width: 10;
}
.circular-gauge .gauge-fill {
  fill: none; stroke: var(--tertiary-fixed-dim); stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s ease-out;
}
.gauge-text {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 36px; font-weight: 800; color: white;
}

/* ===== SPEAKER CARD ===== */
.speaker-row {
  display: flex; align-items: center; gap: 16px; margin-top: 16px;
  padding-top: 16px; border-top: 1px solid var(--surface-container-highest);
}
.speaker-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--secondary); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 16px; flex-shrink: 0;
}
.speaker-info h4 { font-size: 14px; font-weight: 700; }
.speaker-info p { font-size: 12px; color: var(--on-surface-variant); }

/* ===== SEMINAR META ===== */
.seminar-meta {
  display: flex; align-items: center; gap: 10px;
  margin-top: 16px; color: var(--secondary); font-weight: 700; font-size: 14px;
}

/* ===== SUPPORT / SIDEBAR ===== */
.support-title { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 700; }
.support-title .material-symbols-outlined { color: var(--primary); }
.contact-link { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 500; color: var(--primary); }
.contact-link:hover { text-decoration: underline; }

/* ===== INFO LAYOUT ===== */
.info-layout { max-width: 640px; margin: 0 auto; background: var(--background); box-shadow: 0 0 40px var(--shadow-primary); min-height: calc(100vh - 56px); }
.page-header {
  background: var(--primary-container); color: white;
  padding: 24px 16px; position: relative; overflow: hidden;
}
.page-header h2 { font-size: 24px; font-weight: 700; letter-spacing: -0.01em; }
@media (min-width: 768px) { .page-header h2 { font-size: 28px; } }

/* ===== FORMS ===== */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 13px; font-weight: 600; color: var(--on-surface-variant); }
.field input, .field select, .field textarea {
  height: 48px; padding: 0 16px;
  background: var(--surface-container-high);
  border: none; border-radius: var(--radius-sm);
  color: var(--on-surface); font-size: 14px;
  transition: box-shadow 0.2s;
  width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; box-shadow: 0 0 0 2px var(--secondary);
}
.field textarea { height: 100px; padding: 12px 16px; resize: vertical; }
.field input::placeholder, .field select::placeholder { color: var(--outline); opacity: 0.6; }

.inline-note {
  display: flex; align-items: center; gap: 6px; font-size: 12px;
  color: var(--secondary); margin-top: 4px;
}

/* Registration info box */
.reg-info-box {
  padding: 14px 16px; border-radius: var(--radius-md); font-size: 13px;
  line-height: 1.7; display: flex; gap: 10px; align-items: flex-start;
}
.reg-info-box .material-symbols-outlined { font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.reg-info-box.info-free { background: #f0fdf4; border: 1px solid #86efac; color: #166534; }
.reg-info-box.info-paid { background: #fef3c7; border: 1px solid #fcd34d; color: #92400e; }

/* ===== NOTICES ===== */
.notice {
  background: #fff7ed; border: 1px solid #fed7aa; border-radius: var(--radius-md);
  padding: 16px; font-size: 14px; color: #9a3412;
}
.notice strong { color: #9a3412; }
.success-box {
  background: #f0fdf4; border: 1px solid #86efac; border-radius: var(--radius-md);
  padding: 16px; font-size: 14px; color: #166534;
}

/* ===== BADGES ===== */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: var(--radius-full);
  font-size: 11px; font-weight: 700;
}
.badge::before {
  content: ''; width: 6px; height: 6px;
  border-radius: 50%; display: block;
}
.badge.gratis { background: #f0fdf4; color: #166534; }
.badge.gratis::before { background: #16a34a; }
.badge.pending_verification { background: #fef3c7; color: #92400e; }
.badge.pending_verification::before { background: #f59e0b; }
.badge.confirmed { background: #f0fdf4; color: #166534; }
.badge.confirmed::before { background: #16a34a; }
.badge.confirmed_additional { background: #dbeafe; color: #1e40af; }
.badge.confirmed_additional::before { background: #3b82f6; }
.badge.pending_review { background: #fef3c7; color: #92400e; }
.badge.pending_review::before { background: #f59e0b; }
.badge.rejected { background: #fef2f2; color: #991b1b; }
.badge.rejected::before { background: #ef4444; }
.badge.belum_daftar { background: var(--surface-container-high); color: var(--outline); }
.badge.belum_daftar::before { background: var(--outline-variant); }

/* ===== FILTER CHIPS ===== */
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.filter-chip {
  padding: 8px 16px; border-radius: var(--radius-full);
  font-size: 12px; font-weight: 600;
  background: var(--surface-container-high); color: var(--on-surface-variant);
  transition: all 0.2s;
}
.filter-chip:hover { background: var(--surface-container-highest); }
.filter-chip.active { background: var(--primary); color: white; }

/* ===== TABLES ===== */
table { width: 100%; border-collapse: collapse; font-size: 12px; }
thead { background: var(--surface-container-low); }
th {
  padding: 12px 14px; text-align: left;
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--outline); white-space: nowrap;
}
td {
  padding: 12px 14px; border-bottom: 1px solid var(--surface-container);
  vertical-align: middle;
}
tr:hover { background: var(--surface-container-low); }
td strong { color: var(--primary); font-weight: 700; }

/* ===== TIMELINE ===== */
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: ''; position: absolute; left: 11px; top: 8px; bottom: 8px;
  width: 2px; background: var(--secondary);
}
.timeline-item { position: relative; padding-bottom: 24px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute; left: -32px; top: 6px;
  width: 22px; height: 22px; border-radius: 50%;
  background: white; border: 2px solid var(--secondary);
  display: flex; align-items: center; justify-content: center; z-index: 2;
}
.timeline-dot::after {
  content: ''; width: 8px; height: 8px;
  border-radius: 50%; background: var(--secondary);
}
.timeline-item strong { font-size: 13px; color: var(--primary); }
.timeline-item p { font-size: 14px; font-weight: 600; margin-top: 2px; }
.timeline-item small { font-size: 12px; color: var(--on-surface-variant); }
.timeline-highlight {
  background: #FFF8E1; border-left: 4px solid var(--tertiary-fixed-dim);
  padding: 12px 16px; border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: -4px;
}

/* ===== GALLERY GRID ===== */
.gallery-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 768px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .gallery-grid { grid-template-columns: repeat(4, 1fr); } }
.gallery-item {
  border-radius: var(--radius-md); overflow: hidden;
  position: relative; aspect-ratio: 4/3; cursor: pointer;
  box-shadow: 0 2px 8px var(--shadow-primary);
  transition: transform 0.2s, box-shadow 0.2s;
}
.gallery-item:hover { transform: translateY(-4px); box-shadow: 0 8px 24px var(--shadow-primary); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }
.gallery-item .gallery-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  padding: 12px; color: white;
}
.gallery-item .gallery-overlay p { font-size: 12px; font-weight: 600; }
.gallery-item .gallery-overlay small { font-size: 10px; opacity: 0.8; }

/* ===== MATERIALS LIST ===== */
.material-item {
  display: flex; align-items: center; gap: 16px;
  padding: 16px; border-radius: var(--radius-md);
  background: var(--surface-container-lowest);
  box-shadow: 0 1px 4px var(--shadow-primary);
  transition: all 0.2s;
}
.material-item:hover { box-shadow: 0 4px 16px var(--shadow-primary); }
.material-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center; font-size: 24px; flex-shrink: 0;
}
.material-icon.pdf { background: #fef2f2; color: #dc2626; }
.material-icon.ppt, .material-icon.pptx { background: #fff7ed; color: #ea580c; }
.material-icon.doc, .material-icon.docx { background: #eff6ff; color: #2563eb; }
.material-icon.jpg, .material-icon.png { background: #f0fdf4; color: #16a34a; }
.material-info { flex: 1; min-width: 0; }
.material-info h4 { font-size: 14px; font-weight: 700; margin-bottom: 2px; }
.material-info p { font-size: 12px; color: var(--on-surface-variant); }
.material-info small { font-size: 11px; color: var(--outline); }
.material-download {
  padding: 8px 16px; border-radius: var(--radius-full);
  background: var(--secondary); color: white;
  font-size: 12px; font-weight: 700; display: flex; align-items: center; gap: 4px;
}
.material-download:hover { background: #004a93; }

/* ===== FEEDBACK FORM ===== */
.rating-group { display: flex; gap: 4px; }
.rating-star {
  font-size: 32px; color: var(--outline-variant);
  cursor: pointer; transition: color 0.15s;
}
.rating-star.active, .rating-star:hover { color: var(--tertiary-fixed-dim); font-variation-settings: 'FILL' 1; }
.topic-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.topic-chip {
  padding: 8px 16px; border-radius: var(--radius-full);
  background: var(--surface-container-high); color: var(--on-surface-variant);
  font-size: 12px; font-weight: 600; cursor: pointer;
  border: 2px solid transparent; transition: all 0.2s;
}
.topic-chip.selected { background: var(--secondary); color: white; border-color: var(--secondary); }
.topic-chip:hover:not(.selected) { border-color: var(--outline-variant); }

/* ===== FOOTER ===== */
footer {
  background: var(--primary); color: rgba(255,255,255,0.5);
  padding: 20px 16px; font-size: 11px;
}
.footer-row {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 8px;
}

/* ===== MOBILE BOTTOM NAV ===== */
.mobile-nav {
  display: block; position: fixed; bottom: 0; left: 0; width: 100%; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 -4px 20px rgba(0, 27, 87, 0.08);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
@media (min-width: 768px) { .mobile-nav { display: none; } }
.mobile-nav-row {
  display: flex; justify-content: flex-start; align-items: center;
  padding: 4px 8px; height: 58px; overflow-x: auto; scrollbar-width: none;
}
.mobile-nav-row::-webkit-scrollbar { display: none; }
.mobile-nav-row button, .mobile-nav-row a {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 1px; padding: 4px 6px;
  font-size: 9px; font-weight: 600; text-transform: uppercase;
  color: var(--on-surface-variant); border-radius: var(--radius-md);
  transition: all 0.2s; min-width: 65px; flex-shrink: 0;
}
.mobile-nav-row button.active, .mobile-nav-row a.active {
  color: var(--secondary); background: var(--surface-container-low);
}
.mobile-nav-row .material-symbols-outlined { font-size: 20px; }

/* ===== HIDDEN ===== */
.hidden { display: none !important; }
.muted { color: var(--on-surface-variant); }

/* ===== ADMIN STYLES ===== */
.login-shell {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  padding: 20px;
}
.login-card {
  background: white; border-radius: var(--radius-xl); padding: 32px;
  width: 100%; max-width: 420px; box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}
.login-card h1 { margin-top: 24px; }
.dashboard { display: flex; min-height: 100vh; }
.dashboard.hidden { display: none; }
.dashboard aside {
  width: 260px; background: var(--primary);
  padding: 24px; flex-shrink: 0; position: sticky; top: 0;
  height: 100vh; overflow-y: auto;
}
.dashboard .content { flex: 1; padding: 24px; background: var(--surface-container-low); overflow-y: auto; }
.side-title { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: rgba(255,255,255,0.4); margin-top: 24px; margin-bottom: 8px; }
.side-link {
  display: block; width: 100%; text-align: left; padding: 10px 14px;
  border-radius: var(--radius-sm); color: rgba(255,255,255,0.7);
  font-size: 14px; font-weight: 500; transition: all 0.15s; margin-bottom: 2px;
}
.side-link:hover { background: rgba(255,255,255,0.08); color: white; }
.side-link.active { background: rgba(255,255,255,0.15); color: white; font-weight: 700; }
.panel-card {
  background: var(--surface-container-lowest); border-radius: var(--radius-lg);
  padding: 20px; box-shadow: 0 1px 4px var(--shadow-primary);
}
.top-row { margin-bottom: 24px; }
.filters { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.filters select, .filters input {
  height: 40px; padding: 0 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--outline-variant); font-size: 13px;
  background: white; flex: 1; min-width: 160px;
}
.modal {
  display: none; position: fixed; inset: 0; z-index: 100;
  background: rgba(0,0,0,0.5); align-items: center; justify-content: center; padding: 20px;
}
.modal.open { display: flex; }
.modal-card {
  background: white; border-radius: var(--radius-xl); padding: 32px;
  width: 100%; max-width: 480px; box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.superadmin-only { }
.topics { display: flex; flex-wrap: wrap; gap: 8px; }
.topics span {
  padding: 6px 14px; border-radius: var(--radius-full);
  background: var(--surface-container-high); font-size: 12px; font-weight: 600;
}
.empty-state { text-align: center; padding: 48px 20px; color: var(--on-surface-variant); }
.empty-state .material-symbols-outlined { font-size: 64px; opacity: 0.3; display: block; margin: 0 auto 16px; }
.empty-state p { font-size: 14px; }
.year-tabs { display: flex; gap: 8px; margin-bottom: 16px; overflow-x: auto; }
.year-tab {
  padding: 8px 18px; border-radius: var(--radius-full);
  font-size: 13px; font-weight: 600;
  background: var(--surface-container-high); color: var(--on-surface-variant);
  white-space: nowrap; transition: all 0.2s;
}
.year-tab.active { background: var(--primary); color: white; }

/* ===== RESPONSIVE ADMIN ===== */
@media (max-width: 768px) {
  .dashboard { flex-direction: column; }
  .dashboard aside {
    width: 100%; height: auto; position: static;
    display: flex; flex-wrap: wrap; gap: 4px; padding: 12px;
    align-items: center; justify-content: center;
  }
  .dashboard aside .brand { width: 100%; margin-bottom: 8px; justify-content: center; }
  .side-title { display: none; }
  .side-link { width: auto; font-size: 12px; padding: 8px 12px; }
  .dashboard .content { padding: 16px; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .filters { flex-direction: column; }
  .filters select, .filters input { width: 100%; }
}

/* Lightbox */
.lightbox {
  display: none; position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,0.9); align-items: center; justify-content: center; padding: 20px;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; object-fit: contain; border-radius: var(--radius-md); }
.lightbox-close {
  position: absolute; top: 20px; right: 20px;
  color: white; font-size: 32px; cursor: pointer;
  background: rgba(255,255,255,0.1); border-radius: 50%;
  width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
}
.lightbox-caption { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); color: white; text-align: center; font-size: 14px; font-weight: 600; }