@font-face { font-family: Peyda; font-weight: 400; font-display: swap; src: url(../fonts/Peyda-Regular.woff2) format('woff2'); }
@font-face { font-family: Peyda; font-weight: 500; font-display: swap; src: url(../fonts/Peyda-Medium.woff2) format('woff2'); }
@font-face { font-family: Peyda; font-weight: 600; font-display: swap; src: url(../fonts/Peyda-SemiBold.woff2) format('woff2'); }
@font-face { font-family: Peyda; font-weight: 700; font-display: swap; src: url(../fonts/Peyda-Bold.woff2) format('woff2'); }
@font-face { font-family: Peyda; font-weight: 800; font-display: swap; src: url(../fonts/Peyda-ExtraBold.woff2) format('woff2'); }

:root {
  /* University blue spectrum */
  --blue-950: #073553;
  --blue-800: #0b4f86;
  --blue-700: #0968aa;
  --cyan: #16a6ba;
  --blue-100: #dcecf7;
  --app-bg: #edf3f7;
  --surface: #ffffff;
  --surface-soft: #f5f8fa;
  --ink: #162633;
  --ink-soft: #5f7180;
  --line: #dbe4e9;
  --on-primary: #ffffff;

  /* On the navy stage */
  --on-dark-soft: rgba(220, 236, 247, 0.72); /* --blue-100 at 72% */
  --on-dark-line: rgba(220, 236, 247, 0.14);

  /* Status */
  --success: #16845c;
  --warning: #b7740c;
  --danger: #b43c45;
  --success-bg: #e3f1eb;  /* --success at ~12% on white */
  --warning-bg: #f6eddf;  /* --warning at ~13% on white */
  --danger-bg: #f6e7e8;   /* --danger at ~11% on white */
  --live: var(--danger);

  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(7, 53, 83, 0.06), 0 2px 8px rgba(7, 53, 83, 0.05);
  --shadow: 0 12px 32px rgba(7, 53, 83, 0.14);
  --shadow-dark: 0 20px 50px rgba(0, 0, 0, 0.35);
  --focus: 0 0 0 3px var(--surface), 0 0 0 6px var(--cyan);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  font-family: Peyda, Tahoma, sans-serif;
  background: var(--app-bg);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue-700); text-decoration: none; }
a:hover { color: var(--blue-800); }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: none; box-shadow: var(--focus); }
.wrap { width: min(1400px, 100% - 32px); margin-inline: auto; }

/* ---------------------------------------------------------------- header */
.top {
  position: sticky; top: 0; z-index: 20;
  background: var(--blue-950);
  border-bottom: 1px solid var(--on-dark-line);
  color: var(--on-primary);
}
.top .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--on-primary); font-size: 1.4rem; font-weight: 800; direction: ltr; }
.brand:hover { color: var(--on-primary); }
.brand .logo {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue-700), var(--cyan));
  box-shadow: 0 6px 18px rgba(22, 166, 186, 0.35);
}
.brand .logo svg { width: 16px; height: 16px; fill: var(--on-primary); margin-left: 3px; }
.brand b { color: var(--cyan); font-weight: inherit; }
.nav { display: flex; gap: 4px; margin-inline-start: 12px; }
.nav a { color: var(--on-dark-soft); font-weight: 500; padding: 5px 14px; border-radius: 999px; transition: background 0.15s, color 0.15s; }
.nav a:hover { color: var(--on-primary); background: rgba(255, 255, 255, 0.08); }
.nav a.active { color: var(--on-primary); background: rgba(22, 166, 186, 0.22); }
.top .spacer { flex: 1; }
.clock { color: var(--on-primary); font-size: 1.05rem; font-weight: 600; padding-inline-start: 18px; border-inline-start: 1px solid var(--on-dark-line); }
.uni { color: var(--on-dark-soft); font-size: 0.82rem; text-align: end; line-height: 1.5; }

/* ---------------------------------------------------------------- live stage */
.stage {
  background:
    radial-gradient(900px 420px at 15% 0%, rgba(22, 166, 186, 0.18), transparent 65%),
    radial-gradient(800px 500px at 100% 100%, rgba(9, 104, 170, 0.35), transparent 60%),
    var(--blue-950);
  color: var(--on-primary);
  padding: 26px 0 34px;
}
.hero { display: grid; grid-template-columns: minmax(0, 2.2fr) minmax(280px, 1fr); gap: 22px; }
.player {
  position: relative; aspect-ratio: 16 / 9; background: #000;
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-dark);
}
.player video { width: 100%; height: 100%; display: block; background: #000; }
.player .badge-live { position: absolute; top: 14px; right: 14px; }
.player .unmute {
  position: absolute; left: 14px; bottom: 60px; border: 0; cursor: pointer;
  background: rgba(7, 53, 83, 0.85); color: var(--on-primary); padding: 7px 14px; border-radius: 999px;
  display: flex; align-items: center; gap: 8px;
}
.player .unmute:hover { background: var(--blue-800); }
.player .bigplay {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 84px; height: 84px;
  border-radius: 50%; border: 0; cursor: pointer; display: grid; place-items: center;
  background: var(--blue-800); box-shadow: 0 0 0 10px rgba(22, 166, 186, 0.25), 0 10px 36px rgba(0, 0, 0, 0.4);
  transition: background 0.15s, transform 0.15s;
}
.player .bigplay:hover { background: var(--blue-700); transform: translate(-50%, -50%) scale(1.05); }
.player .bigplay svg { width: 28px; fill: var(--on-primary); margin-left: 5px; }
.player .msg {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 24px;
  background: linear-gradient(135deg, var(--blue-950), var(--blue-800)); color: var(--on-dark-soft);
}
.player .msg h3 { color: var(--on-primary); margin: 0 0 6px; font-weight: 700; font-size: 1.2rem; }
.player .quality {
  position: absolute; top: 14px; left: 14px; color: var(--on-primary);
  background: rgba(7, 53, 83, 0.8); border: 1px solid var(--on-dark-line);
  border-radius: 8px; padding: 2px 8px; font-size: 0.85rem; cursor: pointer;
}
.player .quality option { background: var(--blue-950); }

.badge-live {
  display: inline-flex; align-items: center; gap: 7px; background: var(--live); color: var(--on-primary);
  font-size: 0.76rem; font-weight: 800; letter-spacing: 1.5px; padding: 2px 10px; border-radius: 6px; direction: ltr;
}
.badge-live::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--on-primary); animation: pulse 1.4s infinite; }
@keyframes pulse { 50% { opacity: 0.25; } }

.side {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--on-dark-line); border-radius: var(--radius);
  padding: 20px; display: flex; flex-direction: column; gap: 18px;
}
.side h2 { margin: 0 0 4px; font-size: 0.9rem; color: var(--on-dark-soft); font-weight: 500; display: flex; align-items: center; gap: 8px; }
.side h2 .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 4px rgba(22, 166, 186, 0.25); }
.now-title { font-size: 1.45rem; font-weight: 800; margin: 0 0 4px; line-height: 1.55; color: var(--on-primary); }
.now-desc { color: var(--on-dark-soft); font-size: 0.92rem; margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.bar { height: 6px; background: var(--blue-100); border-radius: 99px; overflow: hidden; }
.stage .bar { background: rgba(255, 255, 255, 0.14); }
.bar > i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--blue-700), var(--cyan)); border-radius: inherit; transition: width 0.5s linear; }
.times { display: flex; justify-content: space-between; color: var(--on-dark-soft); font-size: 0.82rem; margin-top: 6px; }
.upnext { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.upnext li { display: grid; grid-template-columns: 96px 1fr; gap: 12px; align-items: center; padding: 6px; border-radius: var(--radius-sm); transition: background 0.15s; }
.upnext li:hover { background: rgba(255, 255, 255, 0.06); }
.upnext img { width: 96px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 8px; background: var(--blue-800); display: block; }
.upnext .t { font-size: 0.92rem; font-weight: 600; line-height: 1.55; color: var(--on-primary); }
.upnext .at { color: var(--cyan); font-size: 0.8rem; }

/* ---------------------------------------------------------------- rows */
.section-head { display: flex; align-items: center; gap: 12px; margin: 40px 0 14px; }
.section-head h2 { margin: 0; font-size: 1.3rem; font-weight: 800; color: var(--blue-950); display: flex; align-items: center; gap: 10px; }
.section-head h2::before { content: ''; width: 4px; height: 22px; border-radius: 4px; background: linear-gradient(var(--cyan), var(--blue-700)); }
.section-head .count { color: var(--ink-soft); font-size: 0.82rem; background: var(--blue-100); padding: 0 10px; border-radius: 999px; }
.row {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(240px, 1fr); gap: 18px;
  overflow-x: auto; padding: 6px 4px 16px; scroll-snap-type: x mandatory; scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
@media (min-width: 1200px) { .row { grid-auto-columns: calc((100% - 4 * 18px) / 5); } }
.card {
  scroll-snap-align: start; text-align: start; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; padding: 0; cursor: pointer; box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s;
}
.card:hover { transform: translateY(-4px); border-color: var(--blue-100); box-shadow: var(--shadow); }
.card:focus-visible { transform: translateY(-4px); box-shadow: var(--shadow), var(--focus); }
.card .thumb { position: relative; aspect-ratio: 16 / 9; background: var(--blue-100); }
.card .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card .dur {
  position: absolute; bottom: 8px; left: 8px; background: rgba(7, 53, 83, 0.85); color: var(--on-primary);
  padding: 0 8px; border-radius: 6px; font-size: 0.78rem; font-weight: 600;
}
.card .play { position: absolute; inset: 0; display: grid; place-items: center; opacity: 0; transition: opacity 0.2s; background: rgba(7, 53, 83, 0.35); }
.card:hover .play, .card:focus-visible .play { opacity: 1; }
.card .play span { width: 52px; height: 52px; border-radius: 50%; background: var(--blue-800); display: grid; place-items: center; box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.25); }
.card .play svg { width: 18px; fill: var(--on-primary); margin-left: 3px; }
.card .meta { padding: 12px 14px 14px; }
.card .meta h3 { margin: 0; font-size: 1rem; font-weight: 700; line-height: 1.6; color: var(--ink); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card .meta p { margin: 4px 0 0; color: var(--blue-700); font-size: 0.8rem; font-weight: 500; }

.empty { text-align: center; color: var(--ink-soft); padding: 60px 20px; border: 1px dashed var(--line); background: var(--surface-soft); border-radius: var(--radius); margin-top: 30px; }

/* ---------------------------------------------------------------- watch view */
.watch { position: fixed; inset: 0; z-index: 50; background: var(--app-bg); display: none; overflow-y: auto; }
.watch.open { display: block; }
.watch .wrap { padding: 24px 0 60px; }
.watch .bar-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.watch .player { box-shadow: var(--shadow); }
.watch h1 { font-size: 1.7rem; font-weight: 800; color: var(--blue-950); margin: 20px 0 6px; line-height: 1.5; }
.watch .info { color: var(--ink-soft); max-width: 900px; white-space: pre-line; }
.chip { display: inline-block; background: var(--blue-100); color: var(--blue-800); border-radius: 999px; padding: 1px 14px; font-size: 0.85rem; font-weight: 600; }

/* ---------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  padding: 7px 18px; border-radius: var(--radius-sm); font-weight: 600; transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { background: var(--surface-soft); border-color: var(--blue-700); color: var(--blue-800); }
.btn.primary { background: var(--blue-800); border-color: var(--blue-800); color: var(--on-primary); }
.btn.primary:hover { background: var(--blue-700); border-color: var(--blue-700); color: var(--on-primary); }
.btn.danger { color: var(--danger); }
.btn.danger:hover { border-color: var(--danger); background: var(--danger-bg); color: var(--danger); }
.btn.sm { padding: 3px 12px; font-size: 0.85rem; border-radius: 8px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.top .btn { background: transparent; color: var(--on-primary); border-color: var(--on-dark-line); }
.top .btn:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--on-dark-soft); }

/* ---------------------------------------------------------------- footer */
footer { margin-top: 64px; background: var(--surface); border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 0.88rem; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 22px 0 28px; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .uni, .clock { display: none; }
  .nav { margin-inline-start: 0; }
  .top .wrap { gap: 10px; }
  .stage { padding: 16px 0 24px; }
}
@media (max-width: 520px) {
  .nav a { padding: 5px 10px; }
  .brand { font-size: 1.15rem; }
  .row { grid-auto-columns: 78%; }
  .player { border-radius: var(--radius-sm); }
}