/* ── DESIGN SYSTEM ── */
:root {
  --bg: #000;
  --bg-subtle: #0a0a0a;
  --card-bg: #111;
  --white: #fff;
  --dim: #a0a0a0;
  --muted: #555;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.2);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font: 'Space Grotesk', system-ui, sans-serif;
  --highlight: #ffffff;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
  /* Prevent scrolling when side drawer is open */
}

/* ── HEADER ── */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: clamp(16px, 4vw, 24px);
  z-index: 100;
  pointer-events: none;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-name {
  font-weight: 700;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
}

.menu-trigger {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bar {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--white);
  transition: transform 0.4s var(--ease);
}

.menu-open .bar:nth-child(1) {
  transform: translateY(3.75px) rotate(45deg);
}

.menu-open .bar:nth-child(2) {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* ── SIDE DRAWER ── */
.side-drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  visibility: hidden;
  transition: visibility 0.4s;
}

.side-drawer.active {
  visibility: visible;
}

.drawer-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}

.active .drawer-overlay {
  opacity: 1;
}

.drawer-content {
  position: absolute;
  top: 0;
  right: 0;
  width: min(320px, 85%);
  height: 100%;
  background: var(--bg-subtle);
  border-left: 1px solid var(--border);
  padding: 60px 32px;
  transform: translate3d(100%, 0, 0);
  transition: transform 0.6s var(--ease);
}

.active .drawer-content {
  transform: translate3d(0, 0, 0);
}

.drawer-title {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 32px;
}

.tag-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tag-link {
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--dim);
  cursor: pointer;
  transition: 0.3s var(--ease);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tag-link:hover,
.tag-link.active {
  color: var(--white);
  transform: translateX(8px);
}

.tag-link.active::before {
  content: '⬡';
  margin-right: 12px;
  font-size: 0.8rem;
}

/* ── HERO ── */
.hero {
  height: 100vh;
  height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: #000;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-ui {
  position: relative;
  z-index: 5;
  text-align: center;
  animation: heroIn 1.5s var(--ease) forwards;
}

@keyframes heroIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-logo {
  width: 80px;
  margin-bottom: 32px;
}

.hero-title {
  font-size: clamp(2.5rem, 10vw, 6rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  line-height: 1.1;
}

.hero-tagline {
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 12px;
}

/* ══════════════════════════════════════
   BRAND MARQUEE
   ══════════════════════════════════════ */
.marquee-section {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-subtle);
  overflow: hidden;
  padding: 20px 0;
}

.marquee-track {
  display: flex;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, white 10%, white 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, white 10%, white 90%, transparent);
}

.marquee-inner {
  display: flex;
  gap: 48px;
  animation: marqueeScroll 25s linear infinite;
  white-space: nowrap;
}

@keyframes marqueeScroll {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(-50%, 0, 0);
  }
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  flex-shrink: 0;
  transition: color 0.3s;
}

.marquee-item svg {
  opacity: 0.5;
}

.marquee-item:hover {
  color: var(--dim);
}

/* ══════════════════════════════════════
   SEARCH BAR
   ══════════════════════════════════════ */
.search-section {
  padding: 40px 24px 0;
  display: flex;
  justify-content: center;
}

.search-wrap {
  position: relative;
  width: min(600px, 100%);
}

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 16px 20px 16px 48px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: var(--font);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  outline: none;
  transition: border-color 0.3s var(--ease);
}

.search-input::placeholder {
  color: var(--muted);
  letter-spacing: 0.1em;
}

.search-input:focus {
  border-color: var(--border-strong);
}

/* ══════════════════════════════════════
   CATEGORY / MODEL FILTER
   ══════════════════════════════════════ */
.category-section {
  padding: 24px 24px 0;
  display: flex;
  justify-content: center;
}

.category-track {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  max-width: 1300px;
  width: 100%;
  padding-bottom: 4px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.category-track::-webkit-scrollbar {
  display: none;
}

.category-chip {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: var(--font);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 18px;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}

.category-chip:hover {
  border-color: var(--border-strong);
  color: var(--dim);
}

.category-chip.active {
  background: var(--white);
  color: #000;
  border-color: var(--white);
}

.trending-chip.active {
  background: linear-gradient(135deg, #ff6b35, #ff2d2d);
  border-color: #ff6b35;
  color: #fff;
}

/* ══════════════════════════════════════
   TRENDING CARD EFFECTS
   ══════════════════════════════════════ */
.card.trending {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 107, 53, 0.4);
  box-shadow: 0 0 20px rgba(255, 107, 53, 0.1);
}

.card.trending::before {
  content: '🔥 TRENDING';
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 20;
  background: linear-gradient(135deg, #ff6b35, #ff2d2d);
  color: #fff;
  padding: 4px 12px;
  font-size: 0.6rem;
  font-family: var(--font);
  letter-spacing: 0.15em;
  font-weight: 600;
}

.card.trending::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg,
      transparent 40%,
      rgba(255, 107, 53, 0.06) 45%,
      rgba(255, 107, 53, 0.06) 55%,
      transparent 60%);
  animation: trendingShimmer 4s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

@keyframes trendingShimmer {
  0% { transform: translateX(-100%); }
  50%, 100% { transform: translateX(100%); }
}

/* ── Pinned Card ── */
.card.pinned .serial-badge {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--dim);
  color: var(--white);
}

/* ══════════════════════════════════════
   SKELETON LOADING
   ══════════════════════════════════════ */
.skeleton-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  overflow: hidden;
}

.sk-media {
  aspect-ratio: 4/5;
  background: linear-gradient(110deg, #111 8%, #1a1a1a 18%, #111 33%);
  background-size: 200% 100%;
  animation: shimmer 1.5s linear infinite;
}

.sk-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sk-line {
  height: 12px;
  background: linear-gradient(110deg, #1a1a1a 8%, #222 18%, #1a1a1a 33%);
  background-size: 200% 100%;
  animation: shimmer 1.5s linear infinite;
}

.sk-line.w80 {
  width: 80%;
}

.sk-line.w60 {
  width: 60%;
}

.sk-line.w40 {
  width: 40%;
}

@keyframes shimmer {
  to {
    background-position: -200% 0;
  }
}

/* ══════════════════════════════════════
   MAIN CONTENT
   ══════════════════════════════════════ */
main {
  padding: 40px 24px 100px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 40px;
  max-width: 1300px;
  margin: 0 auto;
}

/* ══════════════════════════════════════
   CARD
   ══════════════════════════════════════ */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease-out, transform 0.4s ease-out, border-color 0.3s;
}

.card.visible {
  opacity: 1;
  transform: translateY(0);
}

.card:hover {
  border-color: var(--border-strong);
}

.card-media {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  cursor: ew-resize;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}

.card-media::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.5) 40%, transparent 100%);
  z-index: 5;
  pointer-events: none;
}

/* ── Serial Badge ── */
.serial-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 0, 0, 0.85);
  border: 1px solid var(--border);
  padding: 4px 10px;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--dim);
  z-index: 15;
  font-family: var(--font);
}

.card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.img-overlay {
  clip-path: inset(0 0 0 50%);
}

.card-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--white);
  z-index: 10;
}

.card-divider::after {
  content: '⬌';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  background: #000;
  border: 1px solid var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}

.card-body {
  padding: 24px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95), transparent 40%);
  margin-top: -120px;
  position: relative;
  z-index: 20;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.tag-badge {
  font-size: 9px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.card-name {
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: 8px;
}

.card-meta {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 16px;
}

.card-txt {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--dim);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-txt.collapsed {
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

.card-foot {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--white);
  padding: 12px 24px;
  font-family: inherit;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  cursor: pointer;
  transition: 0.3s;
}

.btn:hover {
  background: var(--white);
  color: #000;
  border-color: var(--white);
}

.btn-text {
  border: none;
  padding: 12px 0;
  color: var(--muted);
}

.btn-text:hover {
  color: var(--white);
  background: none;
}

/* ── Copy Button ── */
.btn-copy {
  background: var(--white);
  color: #000;
  border-color: var(--white);
}

.btn-copy:hover {
  background: #e0e0e0;
  color: #000;
  border-color: #e0e0e0;
}

/* ── Copy Feedback ── */
.btn-copy.copied {
  background: #facc15;
  color: #dc2626;
  border-color: #facc15;
  pointer-events: none;
}

.btn-copy.copied:hover {
  background: #facc15;
  color: #dc2626;
}

/* ── Pin Button ── */
.btn-pin {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1rem;
  padding: 8px;
  margin-left: auto;
  transition: color 0.3s, transform 0.3s;
}

.btn-pin:hover {
  color: var(--white);
  transform: scale(1.15);
}

/* ── SEARCH MODE ── */
body.searching .card-media {
  display: none;
}

body.searching .card-body {
  margin-top: 0;
  background: none;
}

/* ── SEARCH HIGHLIGHT ── */
mark.highlight {
  background: none;
  color: var(--highlight);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Matched (search-priority) cards get a brighter border */
.card.search-match {
  border-color: var(--border-strong);
}

/* ── FOOTER ── */
footer {
  padding: 80px 24px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  opacity: 0.6;
}

.footer-brand-name {
  font-weight: 700;
  letter-spacing: 0.2em;
  font-size: 1rem;
  color: var(--dim);
}

.footer-tagline {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 8px;
}

.footer-dot {
  color: var(--muted);
  font-size: 0.5rem;
}

.footer-link {
  color: var(--dim);
  text-decoration: none;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  transition: color 0.3s;
}

.footer-link:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.footer-cp {
  font-size: 0.6rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.footer-cp strong {
  color: var(--dim);
  font-weight: 500;
}

.version-badge {
  font-size: 0.55rem;
  padding: 4px 12px;
  border: 1px solid var(--border);
  color: var(--dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ── UTILS ── */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-thumb {
  background: var(--muted);
}

/* ── SCROLL TO TOP BUTTON ── */
.btn-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(30, 30, 30, 0.9);
  border: 1px solid var(--border-strong);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity 0.3s ease-out, transform 0.3s ease-out, background 0.3s;
}

.btn-top.visible {
  opacity: 0.8;
  pointer-events: auto;
  transform: translateY(0);
}

.btn-top:hover {
  background: rgba(255, 255, 255, 0.2);
}

@media (max-width: 768px) {
  .hero-logo {
    width: 60px;
  }

  .hero-title {
    font-size: 3.5rem;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .marquee-inner {
    gap: 32px;
  }

  .btn-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }
}

/* ── SCREEN READER ONLY ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}