/* ═══════════════════════════════════════════════════════════
   SENPAPI-SAMA · V2 — "Dark Museum"
   Near-black walls, one vermilion accent, art never cropped.
   ═══════════════════════════════════════════════════════════ */

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

:root {
  --bg:        #0d0d0f;
  --surface:   #151518;
  --ink:       #f4f1ea;          /* warm off-white */
  --muted:     rgba(244, 241, 234, 0.52);
  --faint:     rgba(244, 241, 234, 0.28);
  --line:      rgba(244, 241, 234, 0.12);
  --accent:    #ff4b26;          /* vermilion */
  --accent-soft: rgba(255, 75, 38, 0.14);

  --display: 'Syne', sans-serif;
  --body:    'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

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

::selection { background: var(--accent); color: var(--bg); }
::-webkit-scrollbar { width: 9px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #2b2b30; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── Scroll progress ─────────────────────────────────────── */
.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px; width: 0%;
  background: var(--accent);
  z-index: 3000;
}

/* ── Nav ─────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 4vw, 56px);
  height: 72px;
  background: rgba(13, 13, 15, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.nav-name {
  font-family: var(--display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 2px;
  color: var(--ink);
  text-decoration: none;
}
.nav-dot {
  color: var(--accent);
  font-size: 8px;
  vertical-align: 3px;
  margin-left: 7px;
  animation: pulse-dot 2.4s ease-in-out infinite;
}
@keyframes pulse-dot { 0%,100% { opacity: 1; } 50% { opacity: 0.25; } }

.nav-links { display: flex; gap: 4px; }

.nav-link {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--body);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.4px;
  color: var(--muted);
  padding: 9px 16px;
  border-radius: 100px;
  transition: color 0.25s, background 0.25s;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active {
  color: var(--ink);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px rgba(255, 75, 38, 0.35);
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  padding: clamp(140px, 22vh, 220px) clamp(20px, 4vw, 56px) 48px;
  text-align: left;
  max-width: 1500px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  animation: rise 0.8s 0.1s both;
}

.hero-name {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(44px, 9.5vw, 132px);
  line-height: 0.98;
  letter-spacing: -0.5px;
  text-transform: uppercase;
  animation: rise 0.8s 0.25s both;
}
.hero-name .accent { color: var(--accent); }

.hero-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 26px;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  animation: rise 0.8s 0.4s both;
}
.hero-meta b { color: var(--ink); font-weight: 600; }
.meta-sep { color: var(--accent); font-size: 9px; }

@keyframes rise {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Marquee ─────────────────────────────────────────────── */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 13px 0;
  margin-bottom: 8px;
}
.marquee-track {
  display: inline-flex;
  gap: 34px;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
  font-family: var(--display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--faint);
}
.marquee-track .mq-sep { color: var(--accent); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ── Filters ─────────────────────────────────────────────── */
.filters-wrap {
  position: sticky;
  top: 72px;
  z-index: 900;
  background: rgba(13, 13, 15, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.filters-wrap[hidden] { display: none; }

.filters {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 12px clamp(20px, 4vw, 56px);
  max-width: 1500px;
  margin: 0 auto;
}
.filters::-webkit-scrollbar { display: none; }

.filter-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--line);
  border-radius: 100px;
  cursor: pointer;
  font-family: var(--body);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.4px;
  color: var(--muted);
  padding: 8px 16px;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.filter-btn:hover { color: var(--ink); border-color: var(--faint); }
.filter-btn.active {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 600;
}
.filter-btn .n {
  font-size: 10px;
  opacity: 0.6;
  margin-left: 5px;
}

/* ── Gallery — masonry, art never cropped ────────────────── */
.gallery {
  padding: 34px clamp(20px, 4vw, 56px) 90px;
  max-width: 1500px;
  margin: 0 auto;
  min-height: 60vh;
}
.gallery[hidden] { display: none; }

.masonry {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.m-band {
  display: flex;
  gap: 22px;
  align-items: flex-start;
}
.m-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 22px;
  min-width: 0;
}

/* Horizontal pieces take the full row — cinematic showcase */
.piece-wide { width: 100%; }
.piece-wide .piece-title { font-size: 16px; }
.piece-wide .piece-series { font-size: 11px; }

.piece {
  cursor: pointer;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.piece.in { opacity: 1; transform: translateY(0); }

.piece-frame {
  position: relative;
  overflow: hidden;
  border-radius: 6px;
  background: var(--surface);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.45s ease;
}
.piece:hover .piece-frame {
  transform: translateY(-5px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.65), 0 0 0 1px rgba(255, 75, 38, 0.55);
}

.piece-img {
  display: block;
  width: 100%;
  height: auto;           /* natural aspect ratio — never cropped */
  min-height: 120px;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.piece:hover .piece-img { transform: scale(1.025); }

.piece-img.loading {
  background: linear-gradient(110deg, #17171a 30%, #202024 50%, #17171a 70%);
  background-size: 200% 100%;
  animation: shimmer 1.6s infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

.piece-cap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 2px 0;
}
.piece-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--ink);
  transition: color 0.25s;
}
.piece:hover .piece-title { color: var(--accent); }
.piece-series {
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--faint);
  white-space: nowrap;
}

/* ── Table Display ───────────────────────────────────────── */
.booth {
  padding: 60px clamp(20px, 4vw, 56px) 90px;
  max-width: 1500px;
  margin: 0 auto;
  min-height: 60vh;
}

.section-head { margin-bottom: 36px; }
.section-head h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 54px);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.section-head p {
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
}

/* Masonry columns — each image keeps its exact height, no row gaps */
.booth-grid {
  display: flex;
  gap: 22px;
  align-items: flex-start;
}
.booth-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 22px;
  min-width: 0;
}

.booth-item {
  overflow: hidden;
  border-radius: 6px;
  cursor: pointer;
  background: var(--surface);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease, box-shadow 0.45s ease;
}
.booth-item.in { opacity: 1; transform: translateY(0); }
.booth-item:hover {
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.65), 0 0 0 1px rgba(255, 75, 38, 0.55);
}
.booth-item img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.booth-item:hover img { transform: scale(1.025); }

/* ── About panel ─────────────────────────────────────────── */
.about { position: fixed; inset: 0; z-index: 2000; pointer-events: none; }

.about-backdrop {
  position: absolute; inset: 0;
  background: rgba(8, 8, 10, 0.7);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.about-card {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(440px, 92vw);
  background: var(--surface);
  border-left: 1px solid var(--line);
  padding: 72px 40px 40px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  transform: translateX(102%);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  overflow-y: auto;
}

.about.open { pointer-events: auto; }
.about.open .about-backdrop { opacity: 1; }
.about.open .about-card { transform: translateX(0); }

.about-close {
  position: absolute;
  top: 20px; right: 20px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 100px;
  width: 38px; height: 38px;
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
  transition: color 0.25s, border-color 0.25s, transform 0.25s;
}
.about-close:hover { color: var(--accent); border-color: var(--accent); transform: rotate(90deg); }

.about-logo {
  width: 76px; height: 76px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
}

.about-name {
  font-family: var(--display);
  font-weight: 800;
  font-size: 28px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.about-tagline {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
.about-bio {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.about-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.about-link {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 10px 20px;
  transition: all 0.25s;
}
.about-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

/* ── Lightbox ────────────────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0;
  z-index: 2500;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(8, 8, 10, 0.95);
  backdrop-filter: blur(14px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.lightbox.open { opacity: 1; pointer-events: auto; }

.lb-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  max-width: 90vw;
  max-height: 88vh;
}

#lb-image {
  max-width: 90vw;
  max-height: 76vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.8);
  animation: lb-in 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes lb-in {
  from { opacity: 0; transform: scale(0.96) translateY(10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.lb-caption {
  display: flex;
  align-items: baseline;
  gap: 18px;
}
.lb-series {
  font-size: 10px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
.lb-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.lb-count {
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 1px;
}

.lb-close, .lb-arrow {
  position: absolute;
  background: none;
  border: 1px solid var(--line);
  border-radius: 100px;
  color: var(--muted);
  cursor: pointer;
  z-index: 10;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.lb-close:hover, .lb-arrow:hover {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
}

.lb-close { top: 22px; right: 26px; width: 42px; height: 42px; font-size: 14px; }
.lb-arrow { top: 50%; transform: translateY(-50%); width: 48px; height: 48px; font-size: 17px; }
.lb-prev { left: 26px; }
.lb-next { right: 26px; }

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--line);
  padding: 40px clamp(20px, 4vw, 56px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.footer p {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--faint);
}
.footer-alt {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.25s;
}
.footer-alt:hover { color: var(--accent); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav { height: 60px; }
  .nav-link { padding: 8px 11px; font-size: 12px; }
  .filters-wrap { top: 60px; }
  .hero { padding-top: 120px; }
  .masonry, .m-band, .m-col, .booth-grid, .booth-col { gap: 12px; }
  .lb-arrow { width: 40px; height: 40px; }
  .lb-prev { left: 10px; }
  .lb-next { right: 10px; }
  .lb-caption { flex-direction: column; align-items: center; gap: 6px; text-align: center; }
}

/* ── Reduced motion ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .marquee-track { animation: none; }
}