/* ================================================
   NMR Streaming — style.css
   Edit videos.js to manage your library.
================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #07070f;
  --surface:    rgba(255,255,255,0.04);
  --surface-2:  rgba(255,255,255,0.07);
  --border:     rgba(255,255,255,0.08);
  --border-h:   rgba(255,255,255,0.16);
  --shadow:     0 8px 40px rgba(0,0,0,0.6);
  --shadow-xl:  0 24px 64px rgba(0,0,0,0.75);
  --p:          #7c3aed;
  --p2:         #2563eb;
  --grad:       linear-gradient(135deg,#7c3aed,#2563eb);
  --grad-h:     linear-gradient(135deg,#9333ea,#3b82f6);
  --text:       #f4f4fb;
  --muted:      rgba(244,244,251,0.42);
  --muted-2:    rgba(244,244,251,0.22);
  --radius:     16px;
  --radius-sm:  10px;
  --radius-xs:  6px;
  --header-h:   68px;
  --font:       'Plus Jakarta Sans', 'Segoe UI', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Background ───────────────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%,   rgba(124,58,237,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 80%,  rgba(37,99,235,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 60% 30%,  rgba(147,51,234,0.07) 0%, transparent 50%);
  pointer-events: none;
}

/* ── Noise overlay ────────────────────────────── */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  pointer-events: none;
}

/* ── Scrollbar ────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(124,58,237,0.35); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(124,58,237,0.6); }

/* ── Glass util ───────────────────────────────── */
.glass {
  background: var(--surface);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ── Layout ───────────────────────────────────── */
.wrapper {
  position: relative; z-index: 1;
  max-width: 1280px; margin: 0 auto;
  padding: calc(var(--header-h) + 28px) 28px 80px;
  display: flex; flex-direction: column; gap: 26px;
}

/* ── Header ───────────────────────────────────── */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 32px;
  background: rgba(7,7,15,0.7);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border-bottom: 1px solid var(--border);
  gap: 20px;
}

/* ── Logo ─────────────────────────────────────── */
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; text-decoration: none; }

.logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 20px rgba(124,58,237,0.5), 0 4px 12px rgba(0,0,0,0.4);
  flex-shrink: 0;
}

.logo-text { display: flex; flex-direction: column; line-height: 1; }

.logo-name {
  font-size: 1.35rem; font-weight: 800; letter-spacing: 0.06em;
  background: var(--grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}

.logo-tag {
  font-size: 0.6rem; font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--muted); margin-top: 1px;
}

/* ── Header right ─────────────────────────────── */
.header-right { display: flex; align-items: center; gap: 14px; flex: 1; justify-content: flex-end; }

.search-wrap { position: relative; width: 100%; max-width: 320px; }

.search-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--muted); pointer-events: none; transition: color .2s;
}

#searchInput {
  width: 100%; padding: 10px 16px 10px 38px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 999px; color: var(--text); font-family: var(--font);
  font-size: .85rem; outline: none; transition: border-color .2s, box-shadow .2s, background .2s;
}
#searchInput::placeholder { color: var(--muted); }
#searchInput:focus {
  border-color: var(--p); background: rgba(124,58,237,0.08);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.18);
}
#searchInput:focus + .search-icon,
.search-wrap:focus-within .search-icon { color: var(--p); }

.video-count {
  font-size: .75rem; font-weight: 600; letter-spacing: .04em;
  color: var(--muted); white-space: nowrap;
  background: var(--surface); border: 1px solid var(--border);
  padding: 4px 12px; border-radius: 999px;
}

/* ── Section title ────────────────────────────── */
.section-head {
  display: flex; align-items: center; gap: 12px;
}
.section-head h2 {
  font-size: 1.05rem; font-weight: 700; color: var(--text);
}
.section-line {
  flex: 1; height: 1px; background: var(--border);
}

/* ── Filters ──────────────────────────────────── */
.filters { display: flex; gap: 8px; flex-wrap: wrap; }

.filter-btn {
  padding: 7px 18px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 999px; color: var(--muted); font-family: var(--font);
  font-size: .8rem; font-weight: 600; letter-spacing: .02em;
  cursor: pointer; transition: all .2s;
}
.filter-btn:hover {
  color: var(--text); background: var(--surface-2); border-color: var(--border-h);
  transform: translateY(-1px);
}
.filter-btn.active {
  background: var(--grad); border-color: transparent; color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,0.4);
  transform: translateY(-1px);
}

/* ── Grid ─────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* ── Card ─────────────────────────────────────── */
.card {
  position: relative; border-radius: var(--radius);
  overflow: hidden; cursor: pointer;
  background: #10101e; border: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  transition: transform .28s cubic-bezier(.34,1.56,.64,1),
              box-shadow .28s ease, border-color .28s;
  aspect-ratio: 16/10;
}
.card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 28px 60px rgba(0,0,0,0.7), 0 0 0 1px rgba(124,58,237,0.4);
  border-color: rgba(124,58,237,0.45);
}
.card:active { transform: translateY(-3px) scale(1.005); }

.card-thumb { position: absolute; inset: 0; }

.card-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s cubic-bezier(.25,.46,.45,.94), filter .4s;
}
.card:hover .card-thumb img { transform: scale(1.08); filter: brightness(0.65); }

.card-thumb-placeholder {
  position: absolute; inset: 0;
  background: linear-gradient(145deg, #130e2a 0%, #0c1535 50%, #111126 100%);
  display: flex; align-items: center; justify-content: center;
}
.card-thumb-placeholder svg { opacity: .15; }

/* Shimmer on placeholder */
.card-thumb-placeholder::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.03) 50%, transparent 60%);
  background-size: 200% 100%;
  animation: shimmer 2.5s infinite;
}
@keyframes shimmer { from { background-position: 200% 0 } to { background-position: -200% 0 } }

/* Card overlay — always visible gradient at bottom */
.card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.92) 0%,
    rgba(0,0,0,0.5) 35%,
    transparent 65%
  );
  display: flex; flex-direction: column;
  justify-content: space-between; padding: 12px;
  transition: background .3s;
}
.card:hover .card-overlay {
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.95) 0%,
    rgba(0,0,0,0.6) 40%,
    rgba(0,0,0,0.1) 70%
  );
}

.card-top { display: flex; justify-content: flex-end; gap: 6px; }

.card-bottom {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 8px;
}
.card-info { flex: 1; min-width: 0; }
.card-title {
  font-size: .88rem; font-weight: 700; color: #fff; line-height: 1.35;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}
.card-cat {
  font-size: .7rem; font-weight: 500; color: rgba(255,255,255,0.55);
  letter-spacing: .03em; display: block; margin-top: 3px;
}

/* Play button on card */
.card-play-btn {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: rgba(255,255,255,0.12);
  border: 1.5px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: scale(0.7);
  transition: opacity .25s, transform .25s cubic-bezier(.34,1.56,.64,1), background .2s;
}
.card:hover .card-play-btn {
  opacity: 1; transform: scale(1);
  background: rgba(124,58,237,0.5);
  border-color: rgba(124,58,237,0.8);
  box-shadow: 0 0 16px rgba(124,58,237,0.5);
}

/* ── Badges ───────────────────────────────────── */
.badge {
  font-family: var(--font);
  font-size: .62rem; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; padding: 3px 8px; border-radius: 999px;
}
.badge-yt  { background: rgba(239,68,68,.2);  color: #fca5a5; border: 1px solid rgba(239,68,68,.3); }
.badge-mp4 { background: rgba(14,165,233,.18); color: #7dd3fc; border: 1px solid rgba(14,165,233,.3); }
.badge-gd  { background: rgba(34,197,94,.17);  color: #86efac; border: 1px solid rgba(34,197,94,.3); }
.badge-cat { background: rgba(124,58,237,.18); color: #c4b5fd; border: 1px solid rgba(124,58,237,.3); }

/* ── Empty state ──────────────────────────────── */
.empty-state {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 14px; padding: 100px 20px;
  color: var(--muted); text-align: center;
}
.empty-state svg { opacity: .18; }
.empty-state p { font-size: 1.1rem; font-weight: 700; color: var(--text); opacity: .45; }
.empty-state span { font-size: .8rem; }

/* ── Modal overlay ────────────────────────────── */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 100;
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  align-items: center; justify-content: center;
  padding: 20px;
}
.modal-overlay.open { display: flex; animation: fadeIn .22s ease; }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }

.modal {
  width: 100%; max-width: 900px;
  background: #0f0f1e;
  border: 1px solid var(--border-h);
  border-radius: 20px;
  box-shadow: var(--shadow-xl), 0 0 60px rgba(124,58,237,0.12);
  overflow: hidden;
  animation: slideUp .28s cubic-bezier(.34,1.2,.64,1);
}
@keyframes slideUp { from { opacity: 0; transform: translateY(24px) scale(0.97) } to { opacity: 1; transform: translateY(0) scale(1) } }

.modal-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; padding: 20px 22px 16px;
  border-bottom: 1px solid var(--border);
}
.modal-meta { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
#modalBadge { width: fit-content; }
#modalTitle {
  font-size: 1.1rem; font-weight: 800; line-height: 1.3; color: var(--text);
  overflow: hidden; text-overflow: ellipsis;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}

.modal-close {
  width: 34px; height: 34px; border-radius: 8px; flex-shrink: 0;
  background: var(--surface-2); border: 1px solid var(--border);
  color: var(--muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: color .2s, background .2s, border-color .2s, transform .15s;
}
.modal-close:hover {
  color: #fca5a5; background: rgba(239,68,68,.12);
  border-color: rgba(239,68,68,.3); transform: rotate(90deg);
}

.modal-player { padding: 0; }

.modal-player video {
  width: 100%; display: block; max-height: 540px;
  background: #000; object-fit: contain;
}

.modal-player .yt-wrap {
  position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;
}
.modal-player .yt-wrap iframe {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
}

/* ── YouTube preview card ─────────────────────── */
.yt-preview {
  display: block; position: relative; width: 100%;
  text-decoration: none; cursor: pointer; overflow: hidden;
}
.yt-preview img {
  width: 100%; display: block; aspect-ratio: 16/9; object-fit: cover;
  transition: transform .4s ease, filter .4s ease;
}
.yt-preview:hover img { transform: scale(1.04); filter: brightness(.65); }

.yt-preview-overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 16px;
  background: rgba(0,0,0,0.28); transition: background .3s;
}
.yt-preview:hover .yt-preview-overlay { background: rgba(0,0,0,0.55); }

.yt-play-btn { transition: transform .25s cubic-bezier(.34,1.56,.64,1); filter: drop-shadow(0 4px 20px rgba(0,0,0,0.7)); }
.yt-preview:hover .yt-play-btn { transform: scale(1.15); }

.yt-preview-overlay span {
  color: #fff; font-size: 1rem; font-weight: 700;
  letter-spacing: .03em; text-shadow: 0 2px 10px rgba(0,0,0,0.8);
  background: rgba(0,0,0,0.4); padding: 6px 18px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
}

/* ── Responsive ───────────────────────────────── */
@media (max-width: 768px) {
  header { padding: 0 18px; }
  .wrapper { padding: calc(var(--header-h) + 20px) 16px 60px; gap: 18px; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
}
@media (max-width: 500px) {
  .grid { grid-template-columns: 1fr; }
  .logo-tag { display: none; }
  .video-count { display: none; }
  .search-wrap { max-width: none; }
}

/* ── Logo image ───────────────────────────────── */
.logo-img {
  height: 36px; width: auto; border-radius: 8px;
  object-fit: contain; flex-shrink: 0;
}

/* ── Hero Banner ──────────────────────────────── */
.hero {
  position: relative; border-radius: 20px; overflow: hidden;
  background: linear-gradient(130deg, #130826 0%, #0c1535 50%, #0e0a24 100%);
  border: 1px solid rgba(124,58,237,0.2);
  padding: 40px 40px 36px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.05);
}
.hero-glow {
  position: absolute; top: -60px; right: -40px;
  width: 400px; height: 300px; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(124,58,237,0.25) 0%, transparent 70%);
  pointer-events: none;
}
.hero-body {
  position: relative; display: flex;
  align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.hero-eyebrow {
  font-size: .72rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--p); opacity: .9; margin-bottom: 10px;
}
.hero-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; line-height: 1.1;
  color: var(--text); margin-bottom: 12px;
}
.hero-title span {
  background: var(--grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub {
  font-size: .88rem; color: var(--muted); font-weight: 400;
}
.hero-stats {
  display: flex; gap: 20px; flex-wrap: wrap;
}
.stat-card {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px; padding: 16px 24px; text-align: center; min-width: 90px;
  backdrop-filter: blur(10px);
}
.stat-num {
  font-size: 1.7rem; font-weight: 800; line-height: 1;
  background: var(--grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-label {
  font-size: .68rem; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--muted); margin-top: 4px;
}

/* ── Toolbar (sort + label row) ───────────────── */
.toolbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap;
}
.toolbar-left {}
.section-label {
  font-size: .8rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--muted);
}
.sort-wrap {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  color: var(--muted);
}
.sort-label {
  font-size: .75rem; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--muted); white-space: nowrap;
}
.sort-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.sort-btn {
  padding: 5px 14px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 999px; color: var(--muted); font-family: var(--font);
  font-size: .75rem; font-weight: 600; cursor: pointer; transition: all .18s;
}
.sort-btn:hover { color: var(--text); border-color: var(--border-h); }
.sort-btn.active {
  background: rgba(124,58,237,0.2); border-color: rgba(124,58,237,0.5);
  color: #c4b5fd;
}

/* ── Loading spinner ──────────────────────────── */
@keyframes spin { to { transform: rotate(360deg); } }

.player-loader {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 16px; padding: 56px 20px;
  background: #0a0a18;
}
.loader-ring {
  width: 46px; height: 46px; border-radius: 50%;
  border: 3px solid rgba(124,58,237,0.15);
  border-top-color: #7c3aed;
  animation: spin 0.75s linear infinite;
  box-shadow: 0 0 18px rgba(124,58,237,0.25);
}
.loader-text {
  font-size: .78rem; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--muted);
}

/* ── Video wrapper (for spinner overlay) ─────── */
.video-wrap {
  position: relative; background: #000;
}
.video-wrap .player-loader {
  position: absolute; inset: 0; z-index: 2; padding: 0;
  background: rgba(10,10,24,0.9);
}
.video-wrap video {
  width: 100%; display: block; max-height: 540px;
  background: #000; object-fit: contain;
}

/* ── iframe wrapper (for spinner overlay) ────── */
.iframe-wrap {
  position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;
  background: #0a0a18;
}
.iframe-wrap .player-loader {
  position: absolute; inset: 0; z-index: 2; padding: 0;
  background: rgba(10,10,24,0.9);
}
.iframe-wrap iframe {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
}

/* ── Modal date line ──────────────────────────── */
.modal-date {
  font-size: .72rem; color: var(--muted); font-weight: 500;
  display: flex; align-items: center; gap: 6px;
}
.modal-date svg { opacity: .6; }