:root {
  --bg: #f4f4f0;
  --bg-soft: #eceae3;
  --card: #ffffff;
  --ink: #141414;
  --ink-2: #3a3a3a;
  --muted: #707070;
  --line: #e4e3dc;
  --line-strong: #d6d4cb;
  --accent: #e2314a;
  --accent-ink: #ffffff;
  --footer: #141414;
  --footer-ink: #a8a8a8;
  --radius-sm: 3px;
  --radius: 4px;
  --shadow-card: 0 1px 2px rgba(20,20,20,.04), 0 4px 14px rgba(20,20,20,.04);
  --shadow-hover: 0 2px 4px rgba(20,20,20,.06), 0 14px 32px rgba(20,20,20,.10);
  --container: 1120px;
  --gap: 16px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img, video { max-width: 100%; display: block; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ HEADER ============ */
.header {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: saturate(1.2) blur(6px);
  background: rgba(244,244,240,0.92);
}
.header-inner {
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand-mark {
  width: 22px; height: 22px;
  background: var(--ink);
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-size: 15px;
}
.brand-beta {
  font-family: 'DM Sans', sans-serif;
  font-size: 9px;
  letter-spacing: 0.12em;
  background: var(--accent);
  color: #fff;
  padding: 2px 6px;
  border-radius: 2px;
  text-transform: uppercase;
  font-weight: 600;
  margin-left: 2px;
  position: relative;
  top: -1px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  flex: 1;
  justify-content: center;
}
.nav a {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  padding: 6px 0;
  position: relative;
  transition: color .15s;
}
.nav a:hover { color: var(--ink); }
.nav a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--ink);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.icon-btn {
  background: transparent;
  border: none;
  padding: 6px;
  color: var(--ink-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color .15s;
}
.icon-btn:hover { color: var(--ink); }
.login-btn {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line-strong);
  padding: 6px 14px;
  border-radius: 2px;
  transition: all .15s;
}
.login-btn:hover {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

/* ============ HERO ============ */
.hero-wrap { padding: 28px 0 8px; }
.hero {
  position: relative;
  height: 300px;
  border-radius: var(--radius);
  overflow: hidden;
  background: #0d1824;
  display: flex;
  align-items: stretch;
  cursor: pointer;
}
.hero-video,
.hero-media-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13,24,36,0.92) 0%, rgba(13,24,36,0.55) 38%, rgba(13,24,36,0.2) 62%, rgba(13,24,36,0.05) 100%);
  z-index: 1;
}
.hero-grain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  mix-blend-mode: overlay;
  z-index: 2;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='180' height='180' filter='url(%23n)' opacity='0.55'/></svg>");
}
.hero-content {
  position: relative;
  z-index: 3;
  padding: 40px 48px;
  max-width: 60%;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 14px;
  width: fit-content;
}
.hero-tag::before {
  content: '';
  width: 18px; height: 1px;
  background: var(--accent);
}
.hero-title {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 44px;
  line-height: 1.05;
  font-weight: 400;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
}
.btn-primary {
  background: #fff;
  color: var(--ink);
  border: none;
  padding: 11px 22px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform .15s, background .15s;
}
.btn-primary:hover { background: var(--accent); color: #fff; }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 2px;
  transition: all .15s;
}
.btn-ghost:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.hero-meta {
  position: absolute;
  bottom: 20px;
  left: 48px;
  right: 48px;
  z-index: 3;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.05em;
}
.hero-duration {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,0,0,0.45);
  padding: 4px 10px;
  border-radius: 2px;
}

/* ============ SECTION ============ */
.section {
  padding: 36px 0 12px;
}
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
}
.section-title-wrap {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.section-title {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}
.section-sub {
  font-size: 12px;
  color: var(--muted);
}
.reshuffle-btn {
  font-size: 12px;
  color: var(--ink-2);
  background: transparent;
  border: 1px solid var(--line-strong);
  padding: 6px 14px;
  border-radius: 2px;
  transition: all .15s;
}
.reshuffle-btn:hover {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

/* ============ CATEGORY SECTIONS ============ */
.cat-section {
  padding: 34px 0 6px;
}
.cat-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}
.cat-num {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 22px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1;
  position: relative;
  top: 1px;
}
.cat-num::after {
  content: '.';
  margin-left: 1px;
  color: var(--muted);
}
.cat-desc {
  font-size: 13px;
  color: var(--ink-2);
  flex: 1;
  min-width: 0;
}
.cat-more {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  transition: color .15s;
}
.cat-more:hover { color: var(--ink); }
.cat-refresh {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
  background: transparent;
  border: 1px solid var(--line-strong);
  padding: 6px 14px;
  border-radius: 2px;
  white-space: nowrap;
  transition: all .15s;
}
.cat-refresh:hover {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

/* ============ VIDEO GRID ============ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--gap);
}
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform .2s, box-shadow .2s;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.card:hover .thumb video,
.card:hover .thumb .thumb-img { transform: scale(1.04); }
.card:hover .play-btn { opacity: 1; transform: translate(-50%,-50%) scale(1); }

.thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #1a1a1a;
}
.thumb video,
.thumb .thumb-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
  background: #1a1a1a;
  pointer-events: none;
  display: block;
}
.play-btn {
  position: absolute;
  top: 50%; left: 50%;
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.92);
  color: var(--ink);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translate(-50%,-50%) scale(0.85);
  transition: opacity .2s, transform .2s;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  pointer-events: none;
}
.duration {
  position: absolute;
  right: 6px; bottom: 6px;
  background: rgba(0,0,0,0.78);
  color: #fff;
  font-size: 10px;
  font-weight: 500;
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.02em;
}

.thumb-like {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  color: rgba(255,255,255,0.92);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity .18s, transform .18s, background .15s, color .15s;
  z-index: 2;
  padding: 0;
}
.thumb-like svg { display: block; }
.card:hover .thumb-like,
.thumb-like:focus-visible,
.card.is-liked .thumb-like {
  opacity: 1;
  transform: translateY(0);
}
.thumb-like:hover {
  background: rgba(0,0,0,0.78);
  color: #fff;
}
.card.is-liked .thumb-like,
.thumb-like[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
}
.card.is-liked .thumb-like:hover,
.thumb-like[aria-pressed="true"]:hover {
  background: #b9223a;
}

.card-body {
  padding: 12px 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.card-title {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 35px;
  word-break: break-word;
}

/* ============ EMPTY ============ */
.empty-state {
  padding: 60px 20px;
  text-align: center;
  color: var(--muted);
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-top: 16px;
}
.empty-state h3 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 22px;
  color: var(--ink);
  margin: 0 0 8px;
  font-weight: 400;
}
.empty-state code {
  background: var(--bg-soft);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 12px;
}
.cat-empty {
  font-size: 13px;
  color: var(--muted);
  padding: 8px 0 0;
}

/* ============ MODAL PLAYER ============ */
.video-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
}
.video-modal.open { display: flex; }
.video-modal-inner {
  position: relative;
  width: 100%;
  max-width: 1080px;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.video-modal-inner video {
  width: 100%;
  max-height: 80vh;
  display: block;
  background: #000;
}
.video-modal-foot {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #0a0a0a;
  padding: 14px 18px;
}
.video-modal-title {
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  margin: 0;
  flex: 1;
  min-width: 0;
  word-break: break-word;
}
.video-modal-like {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.22);
  color: rgba(255,255,255,0.85);
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 8px 14px;
  border-radius: 999px;
  transition: background .15s, color .15s, border-color .15s, transform .12s;
  flex: 0 0 auto;
}
.video-modal-like:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}
.video-modal-like .like-icon {
  transition: transform .15s, fill .15s;
  fill: none;
  stroke: currentColor;
}
.video-modal-like.is-liked {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.video-modal-like.is-liked .like-icon {
  fill: #fff;
  stroke: #fff;
  transform: scale(1.05);
}
.video-modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background .15s;
}
.video-modal-close:hover { background: rgba(0,0,0,0.85); }

/* ============ LIKES HEADER LINK ============ */
.likes-link {
  position: relative;
  padding: 6px 8px;
}
.likes-link.active,
.likes-link.active:hover { color: var(--accent); }
.likes-count {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.02em;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ============ LIKES PAGE ============ */
.cat-num-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  position: relative;
  top: 3px;
}
.cat-num-icon::after { content: none; }
.likes-empty {
  margin-top: 12px;
}
.likes-empty .btn-primary {
  margin-top: 14px;
  background: var(--ink);
  color: #fff;
}
.likes-empty .btn-primary:hover { background: var(--accent); }

/* ============ ACCOUNT AREA ============ */
.account-area {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.account-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  max-width: 140px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ============ SEARCH OVERLAY ============ */
.search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 20, 0.55);
  backdrop-filter: blur(4px);
  display: none;
  z-index: 1100;
  padding: 64px 24px 24px;
  overflow-y: auto;
}
.search-overlay.open { display: block; }
.search-panel {
  max-width: 920px;
  margin: 0 auto;
  background: var(--bg);
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
  overflow: hidden;
}
.search-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.search-bar-icon { color: var(--muted); flex: 0 0 auto; }
.search-bar input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  padding: 6px 0;
}
.search-bar input::placeholder { color: var(--muted); }
.search-close {
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 22px;
  line-height: 1;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .15s, color .15s;
}
.search-close:hover { background: var(--bg-soft); color: var(--ink); }
.search-results { padding: 18px; }
.search-hint {
  font-size: 13px;
  color: var(--muted);
  margin: 4px 4px 12px;
}
.search-grid { gap: 14px; }

/* ============ AUTH MODAL ============ */
.auth-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1200;
  padding: 24px;
}
.auth-modal.open { display: flex; }
.auth-card {
  position: relative;
  width: 100%;
  max-width: 360px;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
  padding: 28px 24px 22px;
}
.auth-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 22px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .15s, color .15s;
}
.auth-close:hover { background: var(--bg-soft); color: var(--ink); }
.auth-tabs {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}
.auth-tab {
  background: transparent;
  border: none;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  position: relative;
  transition: color .15s;
}
.auth-tab:hover { color: var(--ink); }
.auth-tab.active { color: var(--ink); }
.auth-tab.active::after {
  content: '';
  position: absolute;
  left: 8px; right: 8px; bottom: -1px;
  height: 2px;
  background: var(--ink);
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.auth-field span {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.auth-field input {
  font: inherit;
  font-size: 14px;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  background: #fff;
  color: var(--ink);
  outline: none;
  transition: border-color .15s;
}
.auth-field input:focus { border-color: var(--ink); }
.auth-error {
  margin: 0;
  font-size: 12.5px;
  color: var(--accent);
  background: rgba(226, 49, 74, 0.08);
  border: 1px solid rgba(226, 49, 74, 0.25);
  padding: 8px 10px;
  border-radius: 3px;
}
.auth-submit {
  margin-top: 6px;
  background: var(--ink);
  color: #fff;
  border: none;
  padding: 11px 14px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 3px;
  transition: background .15s, transform .1s;
}
.auth-submit:hover:not(:disabled) { background: var(--accent); }
.auth-submit:disabled { opacity: 0.6; cursor: not-allowed; }

/* ============ FOOTER ============ */
.footer {
  background: var(--footer);
  color: var(--footer-ink);
  margin-top: 64px;
  padding: 28px 0;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11.5px;
  color: rgba(255,255,255,0.45);
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom .brand-mini {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Instrument Serif', serif;
  font-size: 15px;
  color: rgba(255,255,255,0.7);
}
.footer-legal { display: flex; gap: 20px; }
.footer-legal a:hover { color: #fff; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .video-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 860px) {
  .nav { display: none; }
  .video-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-content { max-width: 80%; padding: 32px; }
  .hero-title { font-size: 34px; }
}
@media (max-width: 640px) {
  .header-inner { gap: 12px; }
  .login-btn { display: none; }
  .hero { height: auto; min-height: 340px; }
  .hero-content { max-width: 100%; padding: 28px 24px; }
  .hero-title { font-size: 28px; }
  .hero-meta { left: 24px; right: 24px; bottom: 14px; }
  .video-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .section-title { font-size: 22px; }
  .card-title { font-size: 12.5px; min-height: auto; }
}