/* ---------- Tokens ---------- */
:root {
  --bg-deep: #070a14;
  --bg-panel: #0e1424;
  --bg-panel-raised: #131b32;
  --bg-elevated: #171f3a;
  --border: #212a48;
  --border-soft: #1a2038;
  --accent: #4fd8ff;
  --accent-dim: #2a7d94;
  --accent-violet: #8b7bff;
  --gold: #ffc857;
  --text-primary: #edf1fb;
  --text-muted: #8c96ba;
  --text-faint: #545e80;
  --success: #4ade80;
  --danger: #ff7676;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  position: relative;
}

a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
button { font-family: inherit; }

::selection { background: var(--accent); color: #04121a; }

*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ---------- Starfield backdrop ---------- */
#starfield {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(79, 216, 255, 0.09), transparent),
    radial-gradient(ellipse 60% 40% at 85% 110%, rgba(139, 123, 255, 0.07), transparent);
}

.page { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; }

/* ---------- Nav ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  border-bottom: 1px solid var(--border-soft);
  backdrop-filter: blur(10px);
}

.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-brand .mark { color: var(--accent); display: flex; }
.nav-brand .word { font-family: var(--font-display); font-size: 19px; font-weight: 600; }
.nav-brand .tag { font-size: 11px; color: var(--text-faint); letter-spacing: 0.08em; text-transform: uppercase; margin-left: 4px; }

.nav-links { display: flex; align-items: center; gap: 10px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-panel-raised);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.15s ease, background 0.15s ease;
}
.btn:hover { border-color: var(--accent-dim); transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #2fa9c9);
  border-color: transparent;
  color: #05141c;
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-muted); }
.btn-ghost:hover { color: var(--text-primary); border-color: var(--border); }
.btn-sm { padding: 7px 13px; font-size: 13px; }
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ---------- Hero / upload portal ---------- */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px 90px;
  text-align: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(79, 216, 255, 0.08);
  border: 1px solid rgba(79, 216, 255, 0.25);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.05;
  font-weight: 600;
  max-width: 780px;
}
.hero h1 span { color: var(--accent); }

.hero-sub {
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 16px;
  max-width: 520px;
}

/* Dropzone "portal" - the signature element */
.dropzone {
  margin-top: 44px;
  width: min(560px, 90vw);
  border-radius: var(--radius-lg);
  border: 1.5px dashed var(--border);
  background: radial-gradient(120% 160% at 50% 0%, rgba(79, 216, 255, 0.06), transparent), var(--bg-panel);
  padding: 46px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.25s ease, background 0.25s ease;
  position: relative;
  overflow: hidden;
}
.dropzone:hover { border-color: var(--accent-dim); }
.dropzone.drag-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 60px -10px rgba(79, 216, 255, 0.45);
  background: radial-gradient(120% 160% at 50% 0%, rgba(79, 216, 255, 0.14), transparent), var(--bg-panel);
}
.dropzone-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-elevated);
  color: var(--accent);
  border: 1px solid var(--border);
  transition: transform 0.2s ease;
}
.dropzone.drag-active .dropzone-icon { transform: scale(1.08); }
.dropzone-title { font-family: var(--font-display); font-size: 17px; font-weight: 600; }
.dropzone-sub { font-size: 13px; color: var(--text-faint); }
.dropzone input[type=file] { display: none; }

.upload-progress {
  width: 100%;
  margin-top: 6px;
  display: none;
}
.upload-progress.active { display: block; }
.upload-progress-track {
  height: 6px;
  border-radius: 999px;
  background: var(--bg-elevated);
  overflow: hidden;
}
.upload-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-violet));
  transition: width 0.15s ease;
}
.upload-progress-label { font-size: 12px; color: var(--text-faint); margin-top: 8px; font-family: var(--font-mono); }
.upload-error {
  margin-top: 10px;
  font-size: 13px;
  color: var(--danger);
  display: none;
}
.upload-error.active { display: block; }

/* Tier badges */
.tiers {
  margin-top: 40px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}
.tier {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-panel-raised);
  font-size: 13px;
}
.tier .dot { width: 8px; height: 8px; border-radius: 50%; }
.tier.active { border-color: var(--accent); color: var(--text-primary); }
.tier-guest .dot { background: var(--text-faint); }
.tier-user .dot { background: var(--accent); }
.tier-admin .dot { background: var(--gold); }
.tier b { font-family: var(--font-mono); }

/* ---------- Forms ---------- */
.auth-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.auth-card h2 { font-size: 24px; margin-bottom: 6px; }
.auth-card .sub { color: var(--text-muted); font-size: 14px; margin-bottom: 26px; }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 7px; }
.field input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font-body);
}
.field input:focus { border-color: var(--accent); outline: none; }

.auth-foot { margin-top: 20px; text-align: center; font-size: 13px; color: var(--text-muted); }
.auth-foot a { color: var(--accent); font-weight: 500; }

.flash { margin-bottom: 18px; }
.flash-item {
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 8px;
  border: 1px solid;
}
.flash-error { background: rgba(255, 118, 118, 0.08); border-color: rgba(255, 118, 118, 0.3); color: var(--danger); }
.flash-success { background: rgba(74, 222, 128, 0.08); border-color: rgba(74, 222, 128, 0.3); color: var(--success); }

/* ---------- Share page ---------- */
.share-wrap { flex: 1; display: flex; align-items: center; justify-content: center; padding: 60px 20px; }
.share-card {
  width: 100%;
  max-width: 480px;
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.share-thumb {
  aspect-ratio: 16 / 10;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.share-thumb img { width: 100%; height: 100%; object-fit: cover; }
.share-thumb .icon-wrap {
  width: 84px; height: 84px;
  border-radius: 22px;
  background: var(--bg-panel-raised);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.share-body { padding: 26px 28px 28px; }
.share-name { font-family: var(--font-display); font-size: 19px; font-weight: 600; word-break: break-word; }
.share-meta { margin-top: 8px; font-size: 13px; color: var(--text-faint); font-family: var(--font-mono); display: flex; gap: 14px; flex-wrap: wrap; }
.share-actions { margin-top: 22px; display: flex; gap: 10px; }
.share-uploader { margin-top: 18px; font-size: 12.5px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }

.share-player { margin-top: 16px; }
.share-player audio {
  width: 100%;
  height: 40px;
  border-radius: var(--radius-sm);
  filter: invert(0.9) sepia(0.3) saturate(3) hue-rotate(150deg) brightness(1.05);
  background: var(--bg-elevated);
}

/* ---------- Admin ---------- */
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 230px;
  border-right: 1px solid var(--border-soft);
  padding: 26px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex-shrink: 0;
}
.admin-sidebar .nav-brand { padding: 0 10px; margin-bottom: 28px; }
.admin-tab {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}
.admin-tab:hover { background: var(--bg-panel-raised); color: var(--text-primary); }
.admin-tab.active { background: var(--bg-panel-raised); color: var(--accent); border: 1px solid var(--border); }
.admin-sidebar .spacer { flex: 1; }
.admin-user {
  padding: 12px 14px;
  border-top: 1px solid var(--border-soft);
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}
.admin-user .avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-violet));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 13px; color: #05141c;
}

.admin-main { flex: 1; padding: 34px 44px; overflow-x: auto; }
.admin-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; }
.admin-header h1 { font-size: 24px; }
.admin-header p { color: var(--text-muted); font-size: 13.5px; margin-top: 4px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 32px; }
.stat-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 20px;
}
.stat-card .label { font-size: 12px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.06em; display: flex; align-items: center; gap: 7px; }
.stat-card .value { font-family: var(--font-display); font-size: 28px; margin-top: 10px; }

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.admin-dropzone {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1.5px dashed var(--border);
  background: var(--bg-elevated);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.admin-dropzone:hover { border-color: var(--accent-dim); }
.admin-dropzone.drag-active { border-color: var(--accent); background: rgba(79, 216, 255, 0.06); }
.admin-dropzone input[type=file] { display: none; }
.admin-dropzone-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-panel-raised);
  color: var(--accent);
  border: 1px solid var(--border);
}
.panel-head { padding: 18px 22px; border-bottom: 1px solid var(--border-soft); display: flex; align-items: center; justify-content: space-between; }
.panel-head h3 { font-size: 15px; }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
thead th {
  text-align: left;
  padding: 12px 22px;
  color: var(--text-faint);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-soft);
}
tbody td { padding: 13px 22px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.015); }
.mono { font-family: var(--font-mono); color: var(--text-muted); font-size: 12.5px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge-guest { background: rgba(140, 150, 186, 0.12); color: var(--text-muted); }
.badge-user { background: rgba(79, 216, 255, 0.12); color: var(--accent); }
.badge-admin { background: rgba(255, 200, 87, 0.14); color: var(--gold); }

.search-box {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-deep); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 8px 12px;
  color: var(--text-faint);
}
.search-box input { background: transparent; border: none; outline: none; color: var(--text-primary); font-size: 13.5px; width: 200px; }

.empty-state { padding: 60px 20px; text-align: center; color: var(--text-faint); }
.empty-state .icon-wrap { width: 56px; height: 56px; border-radius: 16px; background: var(--bg-elevated); display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; color: var(--text-faint); }

/* ---------- Footer ---------- */
.site-footer { padding: 26px 40px; text-align: center; color: var(--text-faint); font-size: 12.5px; border-top: 1px solid var(--border-soft); }

/* ---------- Error pages ---------- */
.error-wrap { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 40px; }
.error-wrap .code { font-family: var(--font-display); font-size: 84px; color: var(--accent); line-height: 1; }
.error-wrap p { margin-top: 12px; color: var(--text-muted); }
.error-wrap .btn { margin-top: 26px; }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .nav { padding: 16px 18px; }
  .admin-shell { flex-direction: column; }
  .admin-sidebar { width: 100%; flex-direction: row; overflow-x: auto; border-right: none; border-bottom: 1px solid var(--border-soft); }
  .admin-sidebar .nav-brand, .admin-user, .spacer { display: none; }
  .admin-main { padding: 22px 18px; }
  .panel-head { flex-direction: column; align-items: flex-start; gap: 10px; }
  thead { display: none; }
  table, tbody, tr, td { display: block; width: 100%; }
  tbody tr { border-bottom: 1px solid var(--border-soft); padding: 12px 0; }
  tbody td { border-bottom: none; padding: 4px 0; }
}