/* LatentReel 潜影 — dark cinematic design system */

:root {
  --bg: #08080d;
  --bg-soft: #0e0e16;
  --panel: #12121c;
  --panel-2: #171724;
  --line: rgba(255, 255, 255, 0.08);
  --text: #eceaf4;
  --muted: #9a96ac;
  --faint: #6d6980;
  --violet: #8b5cf6;
  --cyan: #22d3ee;
  --pink: #f472b6;
  --grad: linear-gradient(100deg, var(--violet), var(--cyan) 55%, var(--pink));
  --radius: 16px;
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* film-grain / latent noise */
.noise {
  position: fixed; inset: 0; z-index: 3; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px clamp(20px, 5vw, 56px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px; position: relative; flex: none;
  background: conic-gradient(from 210deg, var(--violet), var(--cyan), var(--pink), var(--violet));
  box-shadow: 0 0 18px color-mix(in srgb, var(--violet) 55%, transparent);
}
.brand-mark::after {
  content: ""; position: absolute; inset: 7px; border-radius: 4px;
  background: var(--bg); clip-path: polygon(0 0, 100% 0, 100% 34%, 0 66%);
}
.brand-name { font-family: var(--serif); font-size: 20px; letter-spacing: 2px; }
.brand-name em { font-style: normal; font-family: var(--sans); font-size: 13px; letter-spacing: 0.5px; color: var(--muted); margin-left: 2px; }
.brand-name.small { font-size: 16px; }
.nav { display: flex; align-items: center; gap: 26px; font-size: 14px; }
.nav a { color: var(--muted); transition: color 0.2s; }
.nav a:hover { color: var(--text); }
.nav-cta {
  font-family: inherit; cursor: pointer;
  padding: 7px 16px; border: 1px solid var(--line); border-radius: 999px; color: var(--text) !important;
  background: var(--panel); transition: border-color 0.2s, box-shadow 0.2s;
}
.nav-cta:hover { border-color: var(--violet); box-shadow: 0 0 14px color-mix(in srgb, var(--violet) 35%, transparent); }

/* language switcher */
.lang-switch {
  display: flex; align-items: center; gap: 2px;
  padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: var(--panel);
}
.lang-btn {
  font-family: inherit; font-size: 12px; cursor: pointer;
  padding: 4px 10px; border: none; border-radius: 999px;
  background: transparent; color: var(--faint); transition: all 0.18s;
}
.lang-btn:hover { color: var(--text); }
.lang-btn.on { background: var(--panel-2); color: var(--text); box-shadow: inset 0 0 0 1px var(--line); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: clamp(72px, 12vh, 130px) clamp(20px, 5vw, 56px) 84px;
  max-width: 980px; margin: 0 auto;
  text-align: center;
}
.hero::before {
  content: ""; position: absolute; inset: -30% -20% auto; height: 130%; z-index: -1;
  background:
    radial-gradient(42% 55% at 28% 30%, color-mix(in srgb, var(--violet) 22%, transparent), transparent 70%),
    radial-gradient(38% 50% at 72% 26%, color-mix(in srgb, var(--cyan) 14%, transparent), transparent 70%),
    radial-gradient(30% 42% at 55% 60%, color-mix(in srgb, var(--pink) 10%, transparent), transparent 70%);
  filter: blur(10px);
}
.hero-kicker { font-size: 12.5px; letter-spacing: 4px; color: var(--faint); text-transform: uppercase; }
.hero-title {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(40px, 7.4vw, 76px); line-height: 1.22; letter-spacing: 2px;
  margin: 22px 0 26px;
}
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { max-width: 620px; margin: 0 auto; color: var(--muted); font-size: 16.5px; }
.hero-stats { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin: 34px 0 40px; }
.stat {
  display: flex; align-items: baseline; gap: 7px;
  padding: 9px 18px; border: 1px solid var(--line); border-radius: 999px; background: var(--panel);
  font-size: 13.5px; color: var(--muted);
}
.stat b { font-size: 17px; color: var(--text); font-weight: 700; }
.hero-cta {
  display: inline-block; padding: 13px 34px; border-radius: 999px; font-size: 15px; font-weight: 600;
  background: var(--grad); color: #0b0b12;
  box-shadow: 0 6px 30px color-mix(in srgb, var(--violet) 40%, transparent);
  transition: transform 0.2s, box-shadow 0.2s;
}
.hero-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 40px color-mix(in srgb, var(--violet) 55%, transparent); }

/* ---------- gallery ---------- */
.gallery { max-width: 1280px; margin: 0 auto; padding: 0 clamp(20px, 5vw, 56px) 40px; }
.toolbar { margin-bottom: 26px; }
.toolbar-title { font-family: var(--serif); font-size: 26px; letter-spacing: 3px; margin-bottom: 18px; }
.count { font-family: var(--sans); font-size: 14px; color: var(--faint); letter-spacing: 0; margin-left: 6px; }
.filters { display: flex; flex-direction: column; gap: 12px; }
.search {
  width: min(440px, 100%); padding: 10px 16px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px;
  color: var(--text); font-size: 14px; outline: none; transition: border-color 0.2s;
}
.search:focus { border-color: var(--violet); }
.search::placeholder { color: var(--faint); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 6px 15px; font-size: 13px; border-radius: 999px; cursor: pointer;
  background: var(--panel); border: 1px solid var(--line); color: var(--muted);
  transition: all 0.18s; user-select: none;
}
.chip:hover { color: var(--text); border-color: rgba(255, 255, 255, 0.22); }
.chip.on {
  color: var(--text); border-color: transparent;
  background: linear-gradient(var(--panel-2), var(--panel-2)) padding-box, var(--grad) border-box;
  border: 1px solid transparent;
  box-shadow: 0 0 12px color-mix(in srgb, var(--violet) 30%, transparent);
}

.grid {
  display: grid; gap: 22px;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.card {
  position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer;
  background: var(--panel); border: 1px solid var(--line);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.card:hover {
  transform: translateY(-4px); border-color: color-mix(in srgb, var(--violet) 55%, var(--line));
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5), 0 0 24px color-mix(in srgb, var(--violet) 18%, transparent);
}
.cover { position: relative; aspect-ratio: 16 / 9; background: var(--bg-soft); overflow: hidden; }
.cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s, opacity 0.3s; }
.card:hover .cover img { transform: scale(1.045); }
.cover-fallback {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(60% 80% at 25% 20%, color-mix(in srgb, var(--violet) 34%, transparent), transparent 70%),
    radial-gradient(55% 70% at 78% 75%, color-mix(in srgb, var(--cyan) 22%, transparent), transparent 70%), var(--bg-soft);
  font-family: var(--serif); font-size: 20px; letter-spacing: 3px; color: rgba(255, 255, 255, 0.7);
}
.cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(8, 8, 13, 0.82));
}
.play-badge {
  position: absolute; z-index: 2; left: 50%; top: 50%; translate: -50% -50%;
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(10, 10, 16, 0.62); backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.28);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.25s;
}
.play-badge::after {
  content: ""; margin-left: 4px;
  border-left: 15px solid #fff; border-top: 9px solid transparent; border-bottom: 9px solid transparent;
}
.card:hover .play-badge { opacity: 1; }
.badges { position: absolute; z-index: 2; top: 10px; left: 10px; display: flex; gap: 6px; }
.badge {
  font-size: 11px; padding: 3px 9px; border-radius: 999px; font-weight: 600; letter-spacing: 0.4px;
  background: rgba(8, 8, 13, 0.72); backdrop-filter: blur(6px); border: 1px solid rgba(255, 255, 255, 0.16);
}
.badge.featured { background: var(--grad); color: #0b0b12; border: none; }
.dur {
  position: absolute; z-index: 2; right: 10px; bottom: 10px;
  font-size: 11.5px; padding: 2px 8px; border-radius: 6px;
  background: rgba(8, 8, 13, 0.72); font-variant-numeric: tabular-nums;
}
.card-body { padding: 16px 18px 18px; }
.card-title { font-size: 16px; font-weight: 650; line-height: 1.45; }
.card-byline { font-size: 12.5px; color: var(--faint); margin-top: 3px; }
.card-note {
  font-size: 13px; color: var(--muted); margin-top: 10px; line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.tag {
  font-size: 11px; color: var(--muted); padding: 2px 9px; border-radius: 999px;
  border: 1px solid var(--line);
}
.empty { text-align: center; color: var(--faint); padding: 60px 0; }

/* ---------- about ---------- */
.about { max-width: 1280px; margin: 0 auto; padding: 70px clamp(20px, 5vw, 56px) 90px; }
.about h2 { font-family: var(--serif); font-size: 26px; letter-spacing: 3px; margin-bottom: 26px; }
.about-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.about-card {
  padding: 22px 22px 20px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line);
}
.about-card h3 { font-size: 15.5px; margin-bottom: 9px; letter-spacing: 0.5px; }
.about-card p { font-size: 13.5px; color: var(--muted); }
.about-more { margin-top: 26px; color: var(--muted); font-size: 14.5px; }
.about-more a { color: var(--cyan); }
.about-more a:hover { text-decoration: underline; }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--line); padding: 34px clamp(20px, 5vw, 56px) 44px;
  text-align: center; color: var(--faint); font-size: 13px;
}
.disclaimer { margin-top: 8px; font-size: 12px; max-width: 640px; margin-inline: auto; line-height: 1.8; }

/* ---------- modal ---------- */
.modal[hidden] { display: none; }
.modal { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(4, 4, 8, 0.82); backdrop-filter: blur(8px); }
.modal-panel {
  position: relative; width: min(960px, 100%); max-height: 92vh; overflow-y: auto;
  background: var(--panel); border: 1px solid var(--line); border-radius: 20px;
  animation: pop 0.22s ease;
}
@keyframes pop { from { transform: scale(0.96); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-close {
  position: absolute; top: -14px; right: -14px; z-index: 5;
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(20, 20, 30, 0.92); color: #fff; font-size: 20px; cursor: pointer; line-height: 1;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}
.modal-close:hover { background: rgba(255, 255, 255, 0.14); }
.modal-player { aspect-ratio: 16 / 9; background: #000; border-radius: 20px 20px 0 0; overflow: hidden; }
.modal-player iframe { width: 100%; height: 100%; border: 0; display: block; }
.modal-meta { padding: 22px 26px 26px; }
.modal-meta h3 { font-size: 20px; line-height: 1.45; padding-right: 30px; }
.modal-byline { font-size: 13px; color: var(--faint); margin-top: 4px; }
.modal-note { font-size: 14.5px; color: var(--muted); margin-top: 14px; }
.modal-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.modal-actions { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.btn-jump {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px; border-radius: 999px; font-size: 14px; font-weight: 600; font-family: inherit;
  border: none; cursor: pointer;
  background: var(--grad); color: #0b0b12; transition: transform 0.18s;
}
.btn-jump:hover { transform: translateY(-1px); }
.btn-jump:disabled { opacity: 0.6; cursor: wait; }

/* ---------- submit form ---------- */
.submit-panel { width: min(560px, 100%); }
.submit-body { padding: 30px 30px 28px; }
.submit-title { font-family: var(--serif); font-size: 24px; letter-spacing: 2px; padding-right: 30px; }
.submit-desc { font-size: 13.5px; color: var(--muted); margin-top: 10px; line-height: 1.75; }
#submit-form { display: flex; flex-direction: column; gap: 7px; margin-top: 20px; }
#submit-form label { font-size: 13px; color: var(--muted); margin-top: 8px; }
#submit-form input[type="url"],
#submit-form input[type="email"],
#submit-form textarea {
  width: 100%; padding: 11px 14px; font-family: inherit; font-size: 14px;
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 10px;
  color: var(--text); outline: none; transition: border-color 0.2s; resize: vertical;
}
#submit-form input:focus, #submit-form textarea:focus { border-color: var(--violet); }
#submit-form ::placeholder { color: var(--faint); }
#submit-form .btn-jump { align-self: flex-start; margin-top: 14px; }
.form-msg { font-size: 13.5px; margin-top: 12px; line-height: 1.7; }
.form-msg.ok { color: var(--cyan); }
.form-msg.err { color: var(--pink); }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .nav { gap: 16px; }
  .nav a:not(.nav-cta) { display: none; }
  .grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 8px; }
  .hero-kicker { font-size: 11px; letter-spacing: 2px; }
  .modal { padding: 12px; }
  .modal-close { top: -10px; right: -6px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ---------- series & creed ---------- */
.badge.series {
  background: rgba(139, 92, 246, 0.85); color: #fff; border: none;
}
.ep-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  padding: 12px 26px 0;
}
.ep-now { font-size: 13px; color: var(--muted); }
.ep-now b { color: var(--text); font-weight: 600; }
.ep-btn {
  font-family: inherit; font-size: 12.5px; cursor: pointer; max-width: 260px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  padding: 5px 13px; border-radius: 999px;
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--muted);
  transition: all 0.18s;
}
.ep-btn:hover { color: var(--text); border-color: rgba(255, 255, 255, 0.22); }
.ep-btn.on {
  color: var(--text); border-color: transparent;
  background: linear-gradient(var(--panel-2), var(--panel-2)) padding-box, var(--grad) border-box;
  border: 1px solid transparent;
  box-shadow: 0 0 10px color-mix(in srgb, var(--violet) 30%, transparent);
}
.process-h {
  font-family: var(--serif); font-size: 17px; letter-spacing: 2px; color: var(--muted);
  margin: 30px 0 16px;
}