/* ============================================================
   4TUBE — Halaman Nongkrong, Fortune Hunter
   Gaya mengikuti beranda: strip header emas, banner 16:9, pita teks
   berbingkai oranye, dan ubin 3D besar dengan tepi emas.
   File ini berdiri sendiri (tidak butuh ../css/main.css).
   ============================================================ */

:root {
  --bg: #060912;
  --kartu: #101a33;
  --kartu2: #0b1226;
  --garis: rgba(255, 255, 255, .1);
  --emas: #ffc928;
  --emas2: #ffe28a;
  --emas-tua: #a77a06;
  --oranye: #ff8a00;
  --biru: #3b82f6;
  --teks: #f4f6fb;
  --redup: #94a3bf;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }

body.four-tube-page {
  margin: 0;
  min-height: 100vh;
  color: var(--teks);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  background:
    radial-gradient(110% 40% at 50% 0%, rgba(59, 90, 200, .18), transparent 65%),
    radial-gradient(90% 35% at 100% 55%, rgba(255, 190, 0, .08), transparent 65%),
    var(--bg);
  background-repeat: no-repeat;
  overflow-x: hidden;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--emas2); outline-offset: 2px; }

.halaman { width: 100%; max-width: 760px; margin: 0 auto; }

/* ---------- strip header berbingkai emas ---------- */

.kepala {
  position: relative; display: flex; align-items: center; justify-content: center;
  height: 76px; padding: 0 60px; border: 2px solid #b8891a;
  background:
    radial-gradient(1.4px 1.4px at 10% 28%, rgba(255, 255, 255, .85) 50%, transparent 55%),
    radial-gradient(1.2px 1.2px at 22% 70%, rgba(255, 255, 255, .6) 50%, transparent 55%),
    radial-gradient(1.6px 1.6px at 31% 24%, rgba(255, 220, 130, .9) 50%, transparent 55%),
    radial-gradient(1.2px 1.2px at 68% 76%, rgba(255, 255, 255, .6) 50%, transparent 55%),
    radial-gradient(1.5px 1.5px at 77% 30%, rgba(160, 200, 255, .9) 50%, transparent 55%),
    radial-gradient(1.2px 1.2px at 90% 64%, rgba(255, 255, 255, .7) 50%, transparent 55%),
    radial-gradient(60% 130% at 50% 0%, rgba(70, 100, 230, .38), transparent 70%),
    linear-gradient(180deg, #0a1028, #04060e);
  box-shadow: inset 0 0 0 3px #04060e, inset 0 0 0 4px rgba(255, 201, 40, .55), 0 6px 18px rgba(0, 0, 0, .6);
}
.kepala::before {
  content: ''; position: absolute; inset: 7px; pointer-events: none;
  --s: 14px; --g: #ffc928;
  background:
    linear-gradient(var(--g), var(--g)) top left / var(--s) 2px no-repeat,
    linear-gradient(var(--g), var(--g)) top left / 2px var(--s) no-repeat,
    linear-gradient(var(--g), var(--g)) top right / var(--s) 2px no-repeat,
    linear-gradient(var(--g), var(--g)) top right / 2px var(--s) no-repeat,
    linear-gradient(var(--g), var(--g)) bottom left / var(--s) 2px no-repeat,
    linear-gradient(var(--g), var(--g)) bottom left / 2px var(--s) no-repeat,
    linear-gradient(var(--g), var(--g)) bottom right / var(--s) 2px no-repeat,
    linear-gradient(var(--g), var(--g)) bottom right / 2px var(--s) no-repeat;
}
.lambang { display: flex; flex-direction: column; align-items: center; line-height: 1; text-align: center; }
.lambang .merek {
  font-family: 'Cinzel Decorative', 'Cinzel', Georgia, 'Times New Roman', serif;
  font-weight: 900; font-size: 22px; letter-spacing: .1em; white-space: nowrap;
  background: linear-gradient(180deg, #fff3b8, #e3a914 55%, #8a5a00);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 7px rgba(255, 190, 0, .55));
}
.lambang .sub { margin-top: 6px; font-size: 10px; font-weight: 800; letter-spacing: .55em; color: #8fb4ff; padding-left: .55em; }

.bulat {
  position: absolute; top: 50%; transform: translateY(-50%);
  display: grid; place-items: center; padding: 0; text-decoration: none; color: #fff;
  border-radius: 50%; background: rgba(8, 12, 26, .92); border: 3px solid #ffd21f;
  box-shadow: 0 0 12px rgba(255, 200, 0, .55), 0 3px 0 #7a5a05;
  transition: transform .08s, box-shadow .08s;
}
.bulat:active { transform: translateY(calc(-50% + 3px)); box-shadow: 0 0 8px rgba(255, 200, 0, .45), 0 0 0 #7a5a05; }
.bulat svg { width: 20px; height: 20px; }
#btnBack { left: 10px; width: 38px; height: 38px; border-width: 2px; }
#soundBtn { right: 10px; width: 44px; height: 44px; }
.memutar #soundBtn { opacity: .35; pointer-events: none; }

/* ---------- banner video dan pemutar ---------- */

.puncak { position: relative; z-index: 5; }
.puncak.main { position: sticky; top: 0; z-index: 30; }

.panggung {
  position: relative; aspect-ratio: 16 / 9; background: #000; overflow: hidden;
  border-bottom: 2px solid rgba(255, 190, 0, .55);
}
#bannerVideo { width: 100%; height: 100%; object-fit: cover; display: block; }
#ytPlayer { width: 100%; height: 100%; border: 0; display: none; background: #000; }
.puncak.main #ytPlayer { display: block; }
.puncak.main #bannerVideo { display: none; }

#btnClose {
  display: none; position: absolute; top: 10px; right: 10px; transform: none;
  width: 40px; height: 40px; border-width: 2px;
}
#btnClose:active { transform: translateY(2px); }
.puncak.main #btnClose { display: grid; }

.sedang-putar {
  display: flex; flex-direction: column; gap: 2px; padding: 10px 16px 12px;
  background: rgba(6, 9, 18, .95); border-bottom: 1px solid var(--garis);
}
.sedang-putar b { font-size: 14px; line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.sedang-putar small { color: var(--redup); font-size: 12px; }

/* ---------- pita teks berjalan (oranye, huruf berwarna) ---------- */

.pita {
  overflow: hidden; background: #05060b;
  border-top: 3px solid var(--oranye); border-bottom: 3px solid var(--oranye);
  box-shadow: 0 0 16px rgba(255, 138, 0, .55), inset 0 0 14px rgba(255, 138, 0, .2);
}
.pita-isi { display: flex; width: max-content; animation: jalan 24s linear infinite; }
.pita-isi span {
  display: inline-flex; align-items: center; padding: 13px 0; white-space: nowrap;
  font-weight: 900; font-size: 17px; letter-spacing: .04em; text-transform: uppercase;
}
.pita-isi b:nth-of-type(3n + 1) { color: #ff3b3b; }
.pita-isi b:nth-of-type(3n + 2) { color: #ffd400; }
.pita-isi b:nth-of-type(3n + 3) { color: #ff4fa3; }
.pita-isi i { color: #fff; font-style: normal; padding: 0 12px; }
@keyframes jalan { to { transform: translateX(-50%); } }

/* ---------- ubin 3D besar ---------- */

.ubin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 14px; padding: 26px 26px 18px; }

.ubin {
  position: relative; display: grid; place-items: center; width: 100%; aspect-ratio: 1 / 1;
  padding: 10px; border-radius: 30px; text-decoration: none; color: inherit; cursor: pointer;
  border: 1px solid rgba(255, 255, 255, .13);
  background: linear-gradient(180deg, #2b2e3b, #10121a 72%);
  box-shadow:
    0 10px 0 var(--emas-tua),
    0 18px 22px rgba(0, 0, 0, .55),
    0 0 0 2px rgba(255, 201, 40, .32),
    0 0 30px rgba(255, 200, 0, .3),
    inset 0 2px 0 rgba(255, 255, 255, .1);
  transition: transform .08s ease-out, box-shadow .08s ease-out;
}
.ubin img { width: 88%; height: 88%; object-fit: contain; filter: drop-shadow(0 6px 8px rgba(0, 0, 0, .6)); transition: transform .08s; pointer-events: none; }
.ubin:active,
.ubin[aria-pressed="true"] {
  transform: translateY(8px);
  box-shadow:
    0 2px 0 var(--emas-tua),
    0 6px 12px rgba(0, 0, 0, .55),
    0 0 0 2px rgba(255, 201, 40, .45),
    0 0 18px rgba(255, 200, 0, .25),
    inset 0 2px 0 rgba(255, 255, 255, .05);
}
.ubin:active img { transform: scale(.97); }
.ubin[aria-pressed="true"] {
  background: linear-gradient(180deg, #3a3520, #14120a 72%);
  box-shadow:
    0 2px 0 var(--emas-tua),
    0 6px 12px rgba(0, 0, 0, .55),
    0 0 0 2px rgba(255, 201, 40, .8),
    0 0 34px rgba(255, 200, 0, .55),
    inset 0 2px 0 rgba(255, 255, 255, .06);
}

/* ---------- panel YouTube (tersembunyi sampai tombol Ai4 ditekan) ---------- */

.panel-yt { padding-bottom: 8px; scroll-margin-top: 8px; }
.panel-kepala { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 8px 16px 0; }
.panel-kepala b { font-size: 16px; font-weight: 800; letter-spacing: -.01em; color: var(--emas2); }
.tombol-kecil {
  padding: 8px 14px; border-radius: 999px; font-size: 13px; font-weight: 700;
  border: 1px solid rgba(255, 201, 40, .6); background: rgba(255, 255, 255, .05); color: var(--emas2);
  box-shadow: 0 3px 0 #5b4204; transition: transform .08s, box-shadow .08s;
}
.tombol-kecil:active { transform: translateY(3px); box-shadow: 0 0 0 #5b4204; }

.cari { padding: 14px 16px 0; }
.kolom {
  display: flex; align-items: center; gap: 8px; padding: 6px 6px 6px 14px;
  border-radius: 999px; border: 1px solid var(--garis); background: rgba(255, 255, 255, .06);
  transition: border-color .15s, box-shadow .15s;
}
.kolom:focus-within { border-color: var(--emas); box-shadow: 0 0 0 3px rgba(255, 201, 40, .2); }
.kolom > svg { width: 18px; height: 18px; flex: 0 0 18px; color: var(--redup); }
.kolom input { flex: 1; min-width: 0; background: transparent; border: 0; outline: 0; font-size: 15px; padding: 8px 0; }
.kolom input::placeholder { color: var(--redup); }
#hapus { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .1); color: #fff; padding: 0; font-size: 16px; line-height: 1; }
.tombol-cari {
  border: 0; border-radius: 999px; padding: 10px 18px; font-weight: 800; font-size: 14px; color: #1a1303;
  background: linear-gradient(180deg, var(--emas2), var(--emas));
  box-shadow: 0 4px 0 #8a6508, 0 8px 12px rgba(0, 0, 0, .35); transition: transform .08s, box-shadow .08s;
}
.tombol-cari:active { transform: translateY(3px); box-shadow: 0 1px 0 #8a6508; }

.label-cepat { display: flex; gap: 8px; overflow-x: auto; padding: 14px 16px 6px; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.label-cepat::-webkit-scrollbar { display: none; }
.label-cepat button {
  flex: 0 0 auto; padding: 8px 14px; border-radius: 999px; font-size: 13px; font-weight: 700;
  border: 1px solid var(--garis); background: rgba(255, 255, 255, .05); color: var(--teks);
  box-shadow: 0 3px 0 rgba(0, 0, 0, .55); transition: transform .08s, box-shadow .08s, background .12s;
}
.label-cepat button:active { transform: translateY(3px); box-shadow: 0 0 0 rgba(0, 0, 0, .55); }
.label-cepat button[aria-pressed="true"] { background: linear-gradient(180deg, var(--emas2), var(--emas)); color: #1a1303; border-color: transparent; box-shadow: 0 3px 0 #8a6508; }

.judul-bagian { margin: 16px 16px 12px; padding-left: 12px; border-left: 4px solid var(--emas); font-size: 18px; font-weight: 800; letter-spacing: -.01em; }
.judul-bagian small { display: block; margin-top: 2px; font-size: 12px; font-weight: 500; color: var(--redup); letter-spacing: 0; }

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 12px; padding: 0 16px 30px; }

.kartu {
  display: flex; flex-direction: column; min-width: 0; padding: 0; text-align: left; overflow: hidden;
  border-radius: 16px; border: 1px solid var(--garis); background: linear-gradient(170deg, var(--kartu), var(--kartu2));
  box-shadow: 0 5px 0 #5b4204, 0 10px 16px rgba(0, 0, 0, .45);
  transition: transform .08s ease-out, box-shadow .08s ease-out, border-color .15s;
}
.kartu:hover { border-color: rgba(255, 201, 40, .6); }
.kartu:active { transform: translateY(4px); box-shadow: 0 1px 0 #5b4204, 0 3px 8px rgba(0, 0, 0, .45); }
.kartu .gambar { position: relative; aspect-ratio: 16 / 9; background: #0a1226; overflow: hidden; }
.kartu .gambar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kartu .main-ikon {
  position: absolute; right: 8px; bottom: 8px; width: 34px; height: 34px; display: grid; place-items: center;
  border-radius: 50%; background: rgba(8, 12, 24, .72); border: 1px solid rgba(255, 255, 255, .25); color: var(--emas2);
}
.kartu .main-ikon svg { width: 16px; height: 16px; margin-left: 2px; }
.kartu .isi { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 4px; }
.kartu .judul { font-size: 13px; font-weight: 700; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.kartu .kanal { font-size: 11px; color: var(--redup); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.kerangka { border-radius: 16px; overflow: hidden; border: 1px solid var(--garis); background: var(--kartu2); }
.kerangka .g { aspect-ratio: 16 / 9; }
.kerangka .b { height: 12px; margin: 12px; border-radius: 6px; }
.kerangka .b + .b { width: 60%; margin-top: 0; }
.kerangka .g, .kerangka .b {
  background: linear-gradient(100deg, #101a33 30%, #1a2a50 50%, #101a33 70%); background-size: 220% 100%;
  animation: kilau 1.3s ease-in-out infinite;
}
@keyframes kilau { to { background-position: -120% 0; } }

.kosong { grid-column: 1 / -1; text-align: center; padding: 38px 16px; color: var(--redup); border: 1px dashed var(--garis); border-radius: 16px; }
.kosong b { display: block; color: var(--teks); font-size: 15px; margin-bottom: 4px; }
.kosong button {
  margin-top: 14px; padding: 10px 18px; border-radius: 999px; border: 1px solid var(--emas); background: transparent; color: var(--emas2); font-weight: 700;
  box-shadow: 0 3px 0 #5b4204; transition: transform .08s, box-shadow .08s;
}
.kosong button:active { transform: translateY(3px); box-shadow: 0 0 0 #5b4204; }

.kaki { padding: 14px 16px 30px; text-align: center; font-size: 12px; color: var(--redup); }

@media (min-width: 640px) {
  .kepala { height: 92px; }
  .lambang .merek { font-size: 30px; }
  .ubin-grid { gap: 26px 20px; padding: 34px 40px 24px; }
  .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px 16px; }
  .pita-isi span { font-size: 20px; padding: 16px 0; }
}

@media (prefers-reduced-motion: reduce) {
  .pita-isi, .kerangka .g, .kerangka .b { animation: none; }
  .ubin, .ubin img, .kartu, .bulat, .tombol-cari, .tombol-kecil, .label-cepat button { transition: none; }
}