:root {
  --bg: #0d1321;
  --panel: rgba(10, 15, 29, 0.78);
  --panel-light: #f8f4ec;
  --ink: #f8fafc;
  --ink-dark: #142033;
  --muted: #b7c0cf;
  --gold: #d8b15b;
  --gold-soft: #f5e6bd;
  --danger: #b94b4b;
  --success: #2d8559;
  --border: rgba(255, 255, 255, 0.14);
  --shadow: 0 20px 60px rgba(5, 9, 18, 0.35);
  --font-display: Georgia, "Times New Roman", serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(216, 177, 91, 0.22), transparent 28%),
    radial-gradient(circle at bottom right, rgba(112, 61, 36, 0.18), transparent 26%),
    linear-gradient(135deg, #08101d 0%, #111b2e 55%, #1d2635 100%);
  color: var(--ink);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
.site-shell, .admin-shell, .checkin-shell { min-height: 100vh; }
.site-footer {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px 32px;
}
.site-footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 0.7fr) minmax(260px, 0.9fr);
  gap: 20px;
  margin: 0;
  padding: 24px 28px;
  border-radius: 24px;
  border: 1px solid rgba(216,177,91,0.18);
  background:
    linear-gradient(135deg, rgba(216,177,91,0.12), rgba(255,255,255,0.03) 42%, rgba(255,255,255,0.02)),
    rgba(9, 14, 27, 0.78);
  box-shadow: var(--shadow);
  align-items: end;
}
.site-footer-block {
  min-width: 0;
}
.site-footer-kicker {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
}
.site-footer strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 1.35;
  color: var(--ink);
}
.site-footer-meta-label {
  display: block;
  margin-bottom: 8px;
  color: var(--gold-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}
.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
  text-align: left;
}
.site-footer-disclaimer {
  padding-left: 18px;
  border-left: 1px solid rgba(255,255,255,0.08);
}
.hero { padding: 28px 32px 56px; max-width: 1280px; margin: 0 auto; }
.topbar, .section-head, .hero-meta, .toolbar, .scanner-layout, .action-row, .cards { display: flex; gap: 16px; }
.topbar, .section-head { justify-content: space-between; align-items: center; }
.brand { font-family: var(--font-display); letter-spacing: 0.08em; font-size: 1.1rem; text-transform: uppercase; }
.lang-switch a { opacity: 0.6; margin-left: 12px; }
.lang-switch a.active { opacity: 1; color: var(--gold); }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 30px;
  align-items: center;
}
.hero-copy {
  max-width: 860px;
  padding: 68px 0 0;
}
.hero-visual {
  padding-top: 42px;
}
.hero-image-card {
  position: relative;
  min-height: 620px;
  border-radius: 34px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: var(--shadow);
}
.hero-image-card img,
.venue-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-image-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 11, 21, 0.04) 0%, rgba(7, 11, 21, 0.68) 100%);
}
.hero-image-overlay {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  z-index: 1;
  padding: 20px 22px;
  border-radius: 22px;
  background: rgba(9, 14, 27, 0.62);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(16px);
}
.hero-image-overlay span {
  display: block;
  color: var(--gold-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  margin-bottom: 8px;
}
.hero-image-overlay strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.2;
}
.eyebrow {
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.8rem;
  margin-bottom: 12px;
}
h1, h2, h3 { font-family: var(--font-display); margin: 0 0 12px; }
h1 { font-size: clamp(2.8rem, 5vw, 5rem); line-height: 0.95; max-width: 10ch; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
.lead { font-size: 1.05rem; color: var(--muted); line-height: 1.8; max-width: 720px; }
.hero-meta { flex-wrap: wrap; margin: 28px 0 36px; }
.hero-meta div, .headcount-card {
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  min-width: 160px;
}
.hero-meta span, .headcount-card span, .detail-list span { display: block; color: var(--muted); font-size: 0.82rem; margin-bottom: 6px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 14px 22px;
  border: none;
  font-weight: 600;
  cursor: pointer;
}
.button-gold { background: linear-gradient(135deg, var(--gold) 0%, var(--gold-soft) 100%); color: #1b1409; }
.button-dark { background: #1b2638; color: var(--ink); border: 1px solid var(--border); }
.button-secondary { background: rgba(31, 43, 63, 0.96); color: var(--ink); border: 1px solid rgba(255,255,255,0.12); }
.button-danger {
  background: transparent;
  color: #ffb4b4;
  border: 1px solid rgba(185, 75, 75, 0.65);
}
.button-danger:hover {
  background: rgba(185, 75, 75, 0.12);
}
.content-grid, .detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  max-width: 1280px;
  margin: 0 auto 48px;
  padding: 0 32px 32px;
}
.wide, .span-2 { grid-column: span 2; }
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.program-grid, .ticket-grid, .faq-list, .detail-list, .timeline, .stacked-form { display: grid; gap: 16px; }
.program-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.program-grid article, .faq-list article, .metric-card, .result-card {
  border-radius: 18px;
  padding: 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
}
.ticket-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.ticket-card {
  padding: 22px;
  border-radius: 22px;
  background:
    radial-gradient(circle at top right, rgba(216, 177, 91, 0.16), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
}
.ticket-live { outline: 2px solid rgba(216, 177, 91, 0.6); }
.ticket-status { color: var(--gold); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 14px; }
.ticket-footer { display: grid; gap: 8px; margin-top: 16px; color: var(--muted); }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 20px;
}
.field { display: grid; gap: 8px; }
.checkbox-field {
  gap: 10px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.03);
}
.checkbox-field input[type="checkbox"] {
  margin: 0;
}
label { font-size: 0.95rem; color: var(--gold-soft); }
.input, textarea, select {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.06);
  color: var(--ink);
  font: inherit;
}
input[type="checkbox"] { width: 20px; height: 20px; }
small, .text-link, .error { color: var(--muted); }
.error { color: #ffb4b4; margin: 0; }
.info-box { padding: 18px; background: rgba(216, 177, 91, 0.12); border-radius: 18px; }
.transfer-amount {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(216, 177, 91, 0.35);
  background: rgba(216, 177, 91, 0.08);
}
.transfer-amount span {
  display: block;
  color: var(--muted);
  margin-bottom: 8px;
}
.transfer-amount strong {
  font-size: 1.6rem;
  color: var(--gold-soft);
}
.venue-spotlight {
  display: grid;
  grid-template-columns: minmax(320px, 1.2fr) minmax(0, 0.8fr);
  gap: 24px;
  align-items: stretch;
}
.venue-photo-wrap {
  min-height: 380px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.14);
}
.venue-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8px 4px;
}
.venue-copy p {
  color: var(--muted);
  line-height: 1.8;
}
.centered-page { display: grid; place-items: center; min-height: 100vh; padding: 24px; }
.login-card, .success-card { max-width: 520px; width: 100%; }
.admin-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar {
  padding: 28px;
  border-right: 1px solid var(--border);
  background: rgba(5, 9, 18, 0.45);
  display: grid;
  align-content: start;
  gap: 14px;
}
.sidebar a,
.sidebar-link-button {
  display: block;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid transparent;
}
.sidebar a:hover,
.sidebar-link-button:hover {
  border-color: rgba(216, 177, 91, 0.25);
  background: rgba(216, 177, 91, 0.08);
}
.sidebar form { margin: 0; }
.sidebar-link-button {
  appearance: none;
  border: 1px solid transparent;
  color: var(--ink);
  margin: 0;
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.sidebar h1 { font-size: 2rem; max-width: none; }
.admin-main { padding: 28px; display: grid; gap: 22px; min-width: 0; }
.cards { flex-wrap: wrap; }
.cards-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.cards-status {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.metric-card { min-width: 0; }
.table-wrap { overflow-x: auto; max-width: 100%; }
.attendee-table form { margin: 0; }
.button-small { padding: 10px 14px; font-size: 0.92rem; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.status-chip {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(216, 177, 91, 0.18);
  color: var(--gold-soft);
}
.detail-list { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 16px; }
.detail-list div { padding: 12px 0; border-bottom: 1px solid var(--border); }
.action-sections {
  display: grid;
  gap: 24px;
  margin-top: 26px;
}
.admin-action-section {
  display: grid;
  gap: 16px;
  padding-top: 4px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.admin-action-section-danger {
  padding-top: 20px;
}
.section-copy h3 {
  margin-bottom: 8px;
  font-size: 1.35rem;
}
.section-copy p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}
.action-kicker {
  margin: 0 0 8px;
  color: var(--gold-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}
.primary-action-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(216, 177, 91, 0.11), rgba(216, 177, 91, 0.04));
  border: 1px solid rgba(216, 177, 91, 0.32);
}
.action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.danger-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.admin-action-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 16px;
  border-radius: 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
}
.admin-action-card strong {
  color: var(--gold-soft);
  font-size: 0.95rem;
}
.danger-copy {
  margin: 0;
  color: #ffb4b4;
  line-height: 1.5;
}
.admin-action-card .button,
.action-grid .button,
.danger-grid .button,
.primary-action-card .button {
  width: 100%;
}
.utility-action-form {
  margin: 0;
}
.timeline article { padding: 16px; border-radius: 18px; background: rgba(255,255,255,0.04); }
.checkin-shell { padding: 28px; display: grid; place-items: center; }
.checkin-panel { width: min(980px, 100%); }
.checkin-header-actions {
  display: grid;
  gap: 12px;
  justify-items: end;
}
.scanner-layout { align-items: start; }
.scanner-layout > * { flex: 1; }
.camera-preview {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 20px;
  background: #030712;
  border: 1px solid var(--border);
  margin-bottom: 16px;
}
.qr-reader-shell {
  overflow: hidden;
  padding: 12px;
}
.scanner-help {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}
.result-ok { border-color: rgba(45, 133, 89, 0.6); background: rgba(45, 133, 89, 0.12); }
.result-bad { border-color: rgba(185, 75, 75, 0.6); background: rgba(185, 75, 75, 0.12); }
.flash-stack { position: fixed; top: 18px; right: 18px; z-index: 20; display: grid; gap: 12px; }
.flash { padding: 14px 16px; background: rgba(10, 15, 29, 0.92); border-radius: 14px; border: 1px solid var(--border); }
.mobile-only { display: none; }
.mobile-registration-list {
  display: grid;
  gap: 14px;
}
.mobile-registration-card {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
}
.mobile-registration-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
}
.mobile-registration-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 12px;
}
.mobile-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

@media (max-width: 920px) {
  .content-grid, .detail-grid, .form-grid, .admin-shell { grid-template-columns: 1fr; }
  .wide, .span-2 { grid-column: auto; }
  .admin-shell { display: block; }
  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--border);
    padding: 16px;
    gap: 10px;
    width: 100%;
  }
  .sidebar h1 {
    font-size: 1.35rem;
    margin-bottom: 4px;
  }
  .hero-grid, .venue-spotlight { grid-template-columns: 1fr; }
  .scanner-layout, .topbar, .section-head, .toolbar, .action-row { flex-direction: column; }
  .program-grid, .detail-list { grid-template-columns: 1fr; }
  .hero { padding: 24px 18px 40px; }
  .hero-copy, .hero-visual { padding-top: 16px; }
  .hero-image-card { min-height: 360px; }
  .content-grid, .admin-main, .checkin-shell { padding: 18px; }
  .admin-main { padding-top: 16px; }
  .panel { padding: 20px; border-radius: 22px; }
  .site-footer {
    padding: 0 18px 18px;
  }
  .site-footer-inner {
    grid-template-columns: 1fr;
    padding: 20px;
  }
  .site-footer p {
    text-align: left;
  }
  .site-footer-disclaimer {
    padding-left: 0;
    border-left: 0;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.08);
  }
  .cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
  .cards-summary,
  .cards-status {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .metric-card { min-width: 0; }
  .section-head {
    align-items: flex-start;
  }
  .checkin-header-actions {
    width: 100%;
    justify-items: stretch;
  }
  .section-head h1 {
    font-size: 2.2rem;
    line-height: 1;
    max-width: none;
  }
  .primary-action-card,
  .admin-action-card {
    padding: 14px;
  }
  .action-grid,
  .danger-grid {
    grid-template-columns: 1fr;
  }
  .responsive-table thead {
    display: none;
  }
  .responsive-table,
  .responsive-table tbody,
  .responsive-table tr,
  .responsive-table td {
    display: block;
    width: 100%;
  }
  .responsive-table tr {
    padding: 14px;
    margin-bottom: 14px;
    border-radius: 18px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
  }
  .responsive-table td {
    border-bottom: 0;
    padding: 8px 0;
    text-align: left;
  }
  .responsive-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 4px;
    color: var(--muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }
  .table-wrap {
    overflow-x: visible;
  }
  .desktop-table {
    display: none;
  }
  .mobile-only {
    display: grid;
  }
  .checkin-shell {
    padding: 16px;
  }
  .camera-preview {
    aspect-ratio: 1 / 1;
  }
  .flash-stack {
    top: 10px;
    left: 10px;
    right: 10px;
  }
  .flash {
    width: 100%;
  }
}

@media (max-width: 560px) {
  .cards {
    grid-template-columns: 1fr;
  }
  .cards-summary,
  .cards-status {
    grid-template-columns: 1fr;
  }
  .admin-main,
  .checkin-shell,
  .content-grid {
    padding: 14px;
  }
  .site-footer {
    padding: 0 14px 14px;
  }
  .site-footer-inner {
    padding: 18px;
  }
  .panel {
    padding: 16px;
  }
  .button,
  .button-small {
    width: 100%;
  }
  .cards {
    grid-template-columns: 1fr;
  }
  .toolbar .input,
  .toolbar button {
    width: 100%;
  }
  .mobile-registration-head {
    flex-direction: column;
    align-items: stretch;
  }
  .mobile-registration-grid {
    grid-template-columns: 1fr;
  }
}