/* ── Feed vertikal (ala TikTok) ─────────────────────── */
.feed-body {
  height: 100dvh;
  overflow: hidden;
  background: #04040a;
  overscroll-behavior: none;
}

.feed-body .toasts { bottom: clamp(18px, 4vh, 34px); }

.feed-top {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: clamp(12px, 2.2vh, 20px) clamp(14px, 3vw, 30px);
  background: linear-gradient(180deg, rgba(4, 4, 10, 0.82), rgba(4, 4, 10, 0));
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform: translateY(0);
  opacity: 1;
}

/* Hide header when scrolling down, show when scrolling up */
.feed-top.hidden {
  transform: translateY(-100%);
  opacity: 0;
}

.feed-body.pinned .feed-top {
  transform: translateY(0);
  opacity: 1;
}

.feed-body.pinned { overscroll-behavior: y clip; }

.feed-top > * { pointer-events: auto; }
[data-theme="light"] .feed-top { background: linear-gradient(180deg, rgba(245, 246, 251, 0.9), rgba(245, 246, 251, 0)); }

.feed-top-actions { display: flex; align-items: center; gap: 8px; }

.feed-counter {
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.feed {
  height: 100dvh;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
  overscroll-behavior-y: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.feed::-webkit-scrollbar { display: none; }

.feed-loading {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 14px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  padding: 24px;
}
.feed-loading p { margin: 0; }

/* ── Slide ──────────────────────────────────────────── */
.slide {
  position: relative;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: clamp(6px, 1vh, 12px);
  padding: clamp(36px, 5vh, 54px) clamp(10px, 2vw, 24px) clamp(36px, 5vh, 54px);
  scroll-snap-align: start;
  scroll-snap-stop: always;
  overflow: hidden;
  isolation: isolate;
  background: #0a0a12;
}

.slide-bg {
  position: absolute;
  inset: -4%;
  z-index: -2;
  background-color: #0a0a12;
  background-size: cover;
  background-position: center;
  filter: blur(24px) saturate(1.2) brightness(0.5);
  transform: scale(1.08);
  opacity: 0.85;
  transition: opacity 0.4s ease;
}

.slide::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(70% 55% at 50% 42%, rgba(4, 4, 10, 0.1), rgba(4, 4, 10, 0.65) 78%),
    linear-gradient(180deg, rgba(4, 4, 10, 0.55) 0%, rgba(4, 4, 10, 0.08) 30%, rgba(4, 4, 10, 0.85) 100%);
}
[data-theme="light"] .slide-bg { filter: blur(38px) saturate(1.25) brightness(0.78); opacity: 0.55; }
[data-theme="light"] .slide::after {
  background:
    radial-gradient(70% 55% at 50% 42%, rgba(255, 255, 255, 0.1), rgba(245, 246, 251, 0.7) 80%),
    linear-gradient(180deg, rgba(245, 246, 251, 0.7) 0%, rgba(245, 246, 251, 0.15) 35%, rgba(245, 246, 251, 0.92) 100%);
}

/* Kepala slide: badge + chip durasi */
.slide-head {
  width: min(1120px, 100%);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-height: 22px;
}

.slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: #052e16;
  background: linear-gradient(135deg, #34d399, #22d3ee);
  border-radius: 999px;
  padding: 4px 9px;
}

.slide-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text);
  background: rgba(8, 8, 14, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 4px 9px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-variant-numeric: tabular-nums;
}

/* Panggung video: dibatasi lebar & tinggi viewport */
.slide-stage {
  position: relative;
  width: min(1120px, 100%, max(240px, calc((100dvh - 300px) * 1.7778)));
  margin-inline: auto;
  aspect-ratio: 16 / 9;
  border-radius: clamp(14px, 2vw, 20px);
  overflow: hidden;
  background: #000;
  box-shadow:
    0 46px 90px -34px rgba(0, 0, 0, 0.95),
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 0 70px -30px rgba(139, 92, 246, 0.5);
}

.slide-poster {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  background: #05050a;
  cursor: pointer;
  overflow: hidden;
}

.slide-poster img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
}

.slide-poster::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 4, 10, 0.08), rgba(4, 4, 10, 0.55));
}

.slide-play {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: clamp(56px, 8vw, 74px);
  height: clamp(56px, 8vw, 74px);
  border-radius: 50%;
  color: #fff;
  background: rgba(10, 10, 18, 0.5);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 18px 40px -14px rgba(0, 0, 0, 0.9);
  transition: transform 0.22s ease, background 0.22s ease, opacity 0.3s ease;
}
.slide-play svg { width: 42%; height: 42%; margin-left: 3px; }
.slide-poster:hover .slide-play,
.slide-poster:focus-visible .slide-play { transform: scale(1.06); background: rgba(139, 92, 246, 0.78); }

.slide-play-label {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(8, 8, 14, 0.55);
  border-radius: 999px;
  padding: 5px 11px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  white-space: nowrap;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.slide-frame {
  position: absolute;
  inset: 0;
  z-index: 2;
}
.slide-frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #000;
}

.slide.is-loaded .slide-play,
.slide.is-loaded .slide-play-label { opacity: 0; pointer-events: none; }
.slide.is-loaded .slide-play { transform: scale(0.86); }
.slide.is-loaded .slide-play-label { transform: translateX(-50%) scale(0.86); }

/* ── Kaki slide: judul + aksi ───────────────────────── */
.slide-foot {
  width: min(1120px, 100%);
  margin-inline: auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 18px;
  flex-wrap: wrap;
}

.slide-info { flex: 1 1 300px; min-width: 0; }

.slide-title {
  margin: 0 0 6px;
  font-size: clamp(16px, 2.1vw, 22px);
  font-weight: 750;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: #fff;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  text-wrap: balance;
}
[data-theme="light"] .slide-title { color: var(--text); }

.slide-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 12px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.62);
}
[data-theme="light"] .slide-meta { color: var(--muted); }
.slide-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: 0.6; }

.slide-note {
  margin: 8px 0 0;
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.42);
}
[data-theme="light"] .slide-note { color: var(--muted-dim); }

.slide-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.slide-actions .btn {
  height: 38px;
  padding: 0 13px;
  font-size: 12.5px;
  gap: 6px;
  white-space: nowrap;
}

.btn-glass {
  color: #fff;
  background: rgba(12, 12, 20, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.btn-glass:hover {
  color: #fff;
  background: rgba(24, 24, 38, 0.86);
  border-color: rgba(255, 255, 255, 0.32);
}
[data-theme="light"] .btn-glass {
  color: var(--text);
  background: rgba(255, 255, 255, 0.82);
  border-color: rgba(15, 23, 42, 0.14);
}
[data-theme="light"] .btn-glass:hover { background: #fff; border-color: rgba(15, 23, 42, 0.28); }

/* ── Rel penanda posisi ─────────────────────────────── */
.feed-rail {
  position: fixed;
  right: clamp(8px, 1.4vw, 18px);
  top: 50%;
  transform: translateY(-50%);
  z-index: 35;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  max-height: 62vh;
  overflow-y: auto;
  padding: 4px 3px;
  scrollbar-width: none;
}
.feed-rail::-webkit-scrollbar { display: none; }
.feed-rail i {
  display: block;
  width: 4px;
  height: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
  cursor: pointer;
  transition: height 0.22s ease, background 0.22s ease, width 0.22s ease;
}
[data-theme="light"] .feed-rail i { background: rgba(15, 23, 42, 0.18); }
.feed-rail i:hover { background: rgba(255, 255, 255, 0.5); }
.feed-rail i.is-active {
  width: 5px;
  height: 30px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}

/* ── Navigasi atas/bawah ────────────────────────────── */
.feed-nav {
  position: fixed;
  right: clamp(14px, 2.4vw, 26px);
  bottom: clamp(16px, 3.4vh, 30px);
  z-index: 35;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.feed-nav-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  color: var(--fg);
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s ease, transform 0.1s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}
.feed-nav-btn:hover:not(:disabled) { background: var(--accent); transform: translateY(-2px); }
.feed-nav-btn:active:not(:disabled) { transform: translateY(0); }

.feed-nav-btn.prev { margin-right: 12px; }
.feed-nav-btn.next { margin-left: 12px; }

.feed-nav-btn svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

/* ── Petunjuk & keadaan kosong ──────────────────────── */
.feed-hint {
  position: fixed;
  left: 50%;
  bottom: 88px;
  transform: translateX(-50%);
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 12px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  white-space: nowrap;
  pointer-events: none;
  transition: opacity 0.45s ease, transform 0.45s ease;
}
[data-theme="light"] .feed-hint { color: var(--muted); background: rgba(255, 255, 255, 0.8); border-color: rgba(15, 23, 42, 0.1); }
.feed-hint kbd {
  font-family: inherit;
  font-size: 10.5px;
  border: 1px solid currentColor;
  border-radius: 4px;
  padding: 0 4px;
  opacity: 0.75;
}
.feed-hint.is-hidden { opacity: 0; transform: translate(-50%, 8px); }

.hint-narrow { display: none; }

.feed-empty {
  position: fixed;
  inset: 0;
  z-index: 45;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  padding: 28px;
  text-align: center;
  background: var(--bg);
}
.feed-empty-art {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 18px;
  color: var(--accent-2);
  background: var(--surface);
  border: 1px solid var(--border);
}
.feed-empty h1 { margin: 4px 0 0; font-size: clamp(18px, 2.4vw, 22px); }
.feed-empty p { margin: 0; max-width: 42ch; color: var(--muted); font-size: 13.5px; line-height: 1.55; }
.feed-empty .btn { margin-top: 6px; }

/* ── Mode demo di dalam feed ────────────────────────── */
.slide-demo {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
  background:
    radial-gradient(60% 60% at 30% 20%, rgba(139, 92, 246, 0.35), transparent 70%),
    radial-gradient(50% 50% at 78% 76%, rgba(34, 211, 238, 0.25), transparent 72%),
    #0a0a12;
}
.slide-demo strong { font-size: 15px; letter-spacing: 0.01em; }
.slide-demo span { max-width: 46ch; font-size: 12.5px; line-height: 1.55; color: rgba(255, 255, 255, 0.62); }
.slide-demo code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11.5px;
  color: var(--accent-2);
}

/* ── Responsif ──────────────────────────────────────── */
@media (max-width: 860px) {
  .slide { padding: clamp(58px, 8vh, 78px) 14px clamp(74px, 11vh, 104px); }
  .slide-stage { width: 100%; }
  .slide-foot { gap: 10px; align-items: flex-start; }
  .slide-actions .btn { padding: 8px 11px; font-size: 12px; }
  .feed-rail { display: none; }
}

@media (max-width: 560px) {
  .feed-counter { font-size: 11.5px; padding: 5px 10px; }
  .feed-nav { right: 12px; bottom: 14px; }
  .feed-nav-btn { width: 40px; height: 40px; }
  .slide-actions { width: 100%; }
  .slide-actions .btn { flex: 1 1 auto; justify-content: center; }
  .hint-wide { display: none; }
  .hint-narrow { display: inline; }
  .feed-hint {
    bottom: 10px;
    font-size: 10.5px;
    padding: 6px 10px;
    max-width: calc(100vw - 110px);
    white-space: normal;
    text-align: center;
  }
}

@media (max-height: 560px) {
  /* Layar pendek (mis. ponsel landscape): jangan pakai lebar penuh,
     agar panggung video tidak terpotong oleh tinggi viewport. */
  .slide-stage { width: min(100%, max(160px, calc((100dvh - 220px) * 1.7778))); }
}

@media (max-height: 640px) {
  .slide { padding-top: 54px; padding-bottom: 62px; }
  .slide-head { display: none; }
  .slide-note { display: none; }
  .feed-hint { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .feed { scroll-behavior: auto; }
  .slide-bg,
  .slide-play,
  .slide-play-label,
  .feed-nav-btn,
  .feed-rail i,
  .feed-hint { transition: none; }
}