:root {
  --void: #060215;
  --nebula-2: #150a2c;
  --glass: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.11);
  --violet: #9333ea;
  --violet-bright: #a855f7;
  --cyan: #22d3ee;
  --gold: #fbbf24;
  --text: #f5f3ff;
  --text-muted: #a79fc4;
  --text-faint: #766f92;
  --danger: #f43f5e;
  --success: #34d399;

  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --radius: 16px;
  --radius-sm: 10px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] {
  --void: #f6f5fb;
  --nebula-2: #eae6f7;
  --glass: rgba(20, 10, 40, 0.035);
  --glass-border: rgba(20, 10, 40, 0.09);
  --violet: #7c3aed;
  --violet-bright: #9333ea;
  --cyan: #0891b2;
  --gold: #b45309;
  --text: #1c1330;
  --text-muted: #5b5470;
  --text-faint: #948da8;
  --danger: #e11d48;
  --success: #059669;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--void);
  color: var(--text);
  margin: 0;
  min-height: 100vh;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse 90% 60% at 15% -10%, var(--nebula-2) 0%, transparent 55%), var(--void);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

.navbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 14px 24px;
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.navbar a { color: var(--text); text-decoration: none; transition: color 0.2s var(--ease); }
.navbar a:hover { color: var(--violet-bright); }
.navbar .brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  margin-right: auto;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.navbar .brand .brand-mark { width: 20px; height: 20px; }
.nav-user { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.82rem; }

.theme-toggle {
  background: none; border: 1px solid var(--glass-border); border-radius: 999px;
  width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; margin-top: 0; padding: 0; box-shadow: none; color: var(--text);
}
.theme-toggle:hover { filter: none; border-color: var(--violet-bright); }
.theme-toggle svg { width: 16px; height: 16px; }

.container { max-width: 1100px; margin: 0 auto; padding: 28px 20px 70px; }

h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.6rem, 3.6vw, 2.2rem);
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  color: var(--text);
}
h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; color: var(--text); margin: 0; }
h3 { font-family: var(--font-display); font-weight: 600; margin: 0 0 4px; }

.card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 18px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.centered-card { max-width: 400px; margin: 50px auto; }

form label { display: block; margin-top: 14px; font-size: 0.82rem; color: var(--text-muted); font-family: var(--font-mono); letter-spacing: 0.01em; }
form input[type=text], form input[type=tel], form input[type=password], form input[type=file] {
  width: 100%;
  padding: 11px 13px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text);
  border-radius: var(--radius-sm);
  margin-top: 6px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease);
}
form input[type=text]:focus, form input[type=tel]:focus, form input[type=password]:focus {
  outline: none;
  border-color: var(--violet-bright);
}
form input[type=file] { padding: 9px; cursor: pointer; }

button, .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--violet);
  color: #fff;
  border: none;
  padding: 11px 18px;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 14px;
  transition: filter 0.2s var(--ease);
}
button:hover, .btn:hover { filter: brightness(1.12); }

.btn-accent { background: var(--cyan); }
.btn-small { padding: 7px 13px; font-size: 0.78rem; margin-top: 8px; }
.btn-danger { background: var(--danger); }

.table-scroll { overflow-x: auto; }
table { width: 100%; min-width: 480px; border-collapse: collapse; margin-top: 12px; }
th {
  text-align: left; padding: 10px 12px; white-space: nowrap;
  font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-faint); border-bottom: 1px solid var(--glass-border);
}
td { text-align: left; padding: 12px; border-bottom: 1px solid var(--glass-border); font-size: 0.9rem; vertical-align: top; }

.section-header { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }

.badge {
  display: inline-block;
  padding: 4px 11px; border-radius: 999px; font-size: 0.7rem; font-family: var(--font-mono);
  color: #fff; background: var(--text-faint); text-transform: uppercase; letter-spacing: 0.03em;
}
.badge-ready { background: var(--success); }
.badge-syncing { background: var(--gold); }
.badge-error { background: var(--danger); }
.badge-not_synced { background: var(--text-faint); }

.small-text { color: var(--text-muted); font-size: 0.8rem; margin-top: 4px; }

.flash {
  padding: 12px 15px; border-radius: var(--radius-sm); margin-bottom: 16px;
  border: 1px solid transparent; font-size: 0.9rem;
}
.flash-error { background: rgba(244, 63, 94, 0.1); color: #fb7185; border-color: rgba(244, 63, 94, 0.25); }
.flash-success { background: rgba(52, 211, 153, 0.1); color: #34d399; border-color: rgba(52, 211, 153, 0.25); }
[data-theme="light"] .flash-error { color: #be123c; }
[data-theme="light"] .flash-success { color: #047857; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 16px; }
.event-card { text-decoration: none; color: var(--text); transition: border-color 0.2s var(--ease); }
.event-card:hover { border-color: var(--violet-bright); }

.action-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 22px; }
.scan-form { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.scan-form input[type=file] { width: auto; }

.photo-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
.photo-tile {
  background: var(--glass); border-radius: var(--radius-sm); overflow: hidden;
  border: 1px solid var(--glass-border); text-align: center; padding-bottom: 8px;
}
.photo-tile img { width: 100%; height: 140px; object-fit: cover; display: block; background: var(--glass); }

.aperture {
  display: inline-block;
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px dashed var(--cyan);
  border-top-color: var(--violet-bright);
  animation: spin-aperture 2.2s linear infinite;
  flex-shrink: 0;
}
@keyframes spin-aperture { to { transform: rotate(360deg); } }
button.is-scanning .aperture { animation-duration: 0.6s; }

.site-footer {
  text-align: center;
  padding: 24px 20px 36px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

@media (max-width: 640px) {
  .navbar { padding: 12px 16px; gap: 10px; }
  .container { padding: 20px 14px 50px; }
  .action-bar { flex-direction: column; align-items: stretch; }
  .scan-form { flex-direction: column; align-items: stretch; }
  h1 { font-size: 1.5rem; }
}

/* ---------- Live camera capture ---------- */
.camera-card { max-width: 420px; }
.camera-box {
  position: relative;
  width: 100%;
  max-width: 320px;
  aspect-ratio: 3 / 4;
  margin: 14px 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #000;
  border: 1px solid var(--glass-border);
}
.camera-box video, .camera-box img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transform: scaleX(-1); /* mirror the live preview like a selfie camera */
}
.camera-box img { transform: none; } /* already mirrored at capture time on the canvas */
.camera-controls { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- Global full-screen loading overlay ---------- */
.global-loader {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(6, 2, 21, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
[data-theme="light"] .global-loader { background: rgba(246, 245, 251, 0.82); }
.global-loader.is-visible { display: flex; }
.global-loader-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 30px 40px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.global-loader-box p {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0;
}
.aperture-lg { width: 34px; height: 34px; border-width: 3px; animation-duration: 0.9s; }

/* ---------- Photo thumbnail loading skeleton ---------- */
.photo-tile img {
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  background: linear-gradient(100deg, var(--glass) 30%, var(--glass-border) 50%, var(--glass) 70%);
  background-size: 200% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
}
.photo-tile img.is-loaded {
  opacity: 1;
  animation: none;
  background: none;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Reduce layout/paint cost for large photo grids - browser can skip
   rendering work for tiles that are off-screen until they're scrolled near. */
.photo-tile {
  content-visibility: auto;
  contain-intrinsic-size: 220px 190px;
}

/* ---------- Join page ---------- */
.join-card { text-align: center; }
.join-icon { width: 56px; height: 56px; margin: 0 auto 12px; }
.join-card form { text-align: left; }

/* ---------- Join page refinements ---------- */
.join-subtitle { margin-top: 8px; margin-bottom: 4px; }
.join-form { margin-top: 6px; }
.join-footer { margin-top: 22px; text-align: center; }

.phone-field {
  display: flex;
  align-items: stretch;
  margin-top: 6px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--glass);
  transition: border-color 0.2s var(--ease);
}
.phone-field:focus-within { border-color: var(--violet-bright); }
.phone-prefix {
  display: flex; align-items: center;
  padding: 0 12px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-muted);
  background: var(--glass-border);
  border-right: 1px solid var(--glass-border);
}
.phone-field input {
  border: none !important;
  margin: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
}
.phone-field input:focus { box-shadow: none !important; }

.event-code-field { letter-spacing: 0.06em; font-family: var(--font-mono); }
.event-code-field::placeholder { font-family: var(--font-body); letter-spacing: normal; }

.btn-full { width: 100%; justify-content: center; }