/* ══ RESET & BASE ══ */
:root {
  --red:#FF5E5B; --yellow:#FFCE3A; --green:#00C896; --blue:#3B82F6;
  --bg:#0e0e0e; --fg:#efefef; --muted:#555; --border:#1e1e1e;
}
*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
  background:var(--bg); color:var(--fg);
  font-family:'Poppins',sans-serif; font-weight:300;
  min-height:100vh; overflow-x:hidden;
}
body::before {
  content:''; position:fixed; inset:0;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' 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");
  opacity:0.03; pointer-events:none; z-index:0;
}

/* ══ LOGO / WORDMARK ══ */
.logo-wrap {
  display:flex; align-items:center;
  gap:clamp(16px,4vw,32px); cursor:pointer;
  padding:20px 24px; border-radius:12px; user-select:none;
  transition:gap 0.7s cubic-bezier(.16,1,.3,1);
  text-decoration:none;
}
.icon { display:flex; flex-direction:column; gap:clamp(4px,1vw,7px); transition:gap 0.7s cubic-bezier(.16,1,.3,1); }
.icon.small { gap:3px; }
.bar {
  width:clamp(36px,9vw,68px); height:clamp(7px,1.8vw,14px); border-radius:3px;
  transition:transform 0.4s cubic-bezier(.16,1,.3,1), width 0.7s cubic-bezier(.16,1,.3,1), height 0.7s cubic-bezier(.16,1,.3,1);
}
.bar.small { width:28px; height:6px; }
.b1{background:var(--red);}
.b2{background:var(--yellow);}
.b3{background:var(--green);}
.b4{background:var(--blue);}
.wordmark { display:flex; flex-direction:column; line-height:0.88; }
.hue {
  font-family:'Poppins',sans-serif; font-weight:700;
  font-size:clamp(24px,4vw,34px); letter-spacing:3px;
  background:linear-gradient(90deg,var(--red) 0%,var(--yellow) 38%,var(--green) 68%,var(--blue) 100%);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.print {
  font-family:'Poppins',sans-serif; font-weight:700;
  font-size:clamp(24px,4vw,34px); letter-spacing:3px; color:var(--fg);
}

/* ══ TOPBAR ══ */
#topbar {
  position:sticky; top:0; z-index:10;
  background:rgba(14,14,14,0.92); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  padding:0 clamp(16px,5vw,60px); height:80px;
  display:flex; align-items:center; gap:24px;
}
#topbar .logo-wrap { padding:12px 0; gap:12px; flex-shrink:0; }
#topbar-nav { display:flex; gap:8px; flex-wrap:wrap; }
.nav-btn {
  font-family:'Poppins',sans-serif; font-weight:700;
  font-size:12px; letter-spacing:4px; text-transform:uppercase;
  color:var(--muted); background:none; border:1px solid var(--border);
  padding:8px 20px; border-radius:100px; cursor:pointer;
  transition:color 0.3s, border-color 0.3s, background 0.3s;
  white-space:nowrap; text-decoration:none; display:inline-block;
}
.nav-btn:hover, .nav-btn.active { color:var(--fg); border-color:#333; background:#1a1a1a; }

/* ══ MOBILE NAV ══ */
#mobile-nav {
  display:none;
  position:fixed; bottom:0; left:0; right:0; z-index:20;
  background:rgba(14,14,14,0.97); backdrop-filter:blur(16px);
  border-top:1px solid var(--border);
  padding:10px 16px;
  padding-bottom:max(12px, env(safe-area-inset-bottom));
  flex-direction:column; gap:8px;
}
#mobile-nav-top {
  display:flex; align-items:center; justify-content:space-between;
}
#mobile-logo-btn {
  display:flex; align-items:center; gap:8px;
  background:none; border:none; cursor:pointer; padding:4px 0;
  text-decoration:none;
}
#mobile-logo-btn .icon { gap:3px; }
#mobile-logo-btn .bar { width:20px; height:4px; border-radius:2px; }
#mobile-logo-btn .hue {
  font-family:'Poppins',sans-serif; font-weight:700; font-size:20px; letter-spacing:2px;
  background:linear-gradient(90deg,var(--red) 0%,var(--yellow) 38%,var(--green) 68%,var(--blue) 100%);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
#mobile-logo-btn .print {
  font-family:'Poppins',sans-serif; font-weight:700; font-size:20px; letter-spacing:2px; color:var(--fg);
}
#mobile-hamburger {
  background:none; border:1px solid var(--border); border-radius:8px;
  padding:8px 14px; cursor:pointer; color:var(--muted);
  font-size:18px; line-height:1;
  transition:color 0.3s, border-color 0.3s, background 0.3s;
}
#mobile-hamburger:hover, #mobile-hamburger.open { color:var(--fg); border-color:#333; background:#1a1a1a; }
#mobile-menu { display:none; flex-wrap:wrap; gap:8px; padding-top:4px; }
#mobile-menu.open { display:flex; }
#mobile-menu .nav-btn { font-size:11px; padding:10px 18px; }

@media (max-width:680px) {
  #topbar { display:none; }
  #mobile-nav { display:flex; }
  body { padding-bottom:72px; }
}

/* ══ PAGE CONTENT ══ */
.page-content {
  position:relative; z-index:1;
  padding:clamp(48px,10vw,100px) clamp(16px,5vw,80px) 120px;
  opacity:0; animation:fadeIn 0.5s 0.05s both;
}

/* ══ SECTION HEADER ══ */
.section-header { padding-top:48px; padding-bottom:32px; border-bottom:1px solid var(--border); margin-bottom:64px; }
.section-header h1 {
  font-family:'Poppins',sans-serif; font-weight:700;
  font-size:clamp(32px,8vw,64px); letter-spacing:6px; text-transform:uppercase; color:#222;
}

/* ══ ARTWORK ══ */
.artwork { margin-bottom:100px; }
.artwork-title-row { display:flex; align-items:baseline; gap:16px; margin-bottom:8px; }
.artwork-num { font-size:10px; letter-spacing:4px; text-transform:uppercase; color:var(--muted); }
.artwork-title { font-family:'Poppins',sans-serif; font-weight:700; font-size:clamp(22px,4vw,28px); letter-spacing:1px; color:var(--fg); }
.artwork-artist { font-size:12px; letter-spacing:3px; text-transform:uppercase; color:var(--muted); margin-bottom:32px; }
.artwork-artist a { color:var(--muted); text-decoration:none; border-bottom:1px solid var(--border); transition:color 0.3s,border-color 0.3s; }
.artwork-artist a:hover { color:var(--fg); border-color:var(--muted); }
.artwork-subtitle { font-size:14px; letter-spacing:3px; text-transform:uppercase; color:var(--muted); margin-bottom:32px; }

/* ══ GALLERY ══ */
.gallery {
  display:grid; grid-template-columns:2fr 1fr 1fr;
  grid-template-rows:auto auto; gap:12px; margin-bottom:32px;
}
.gallery.two-col { grid-template-columns:1fr 1fr; grid-template-rows:auto; }
.gallery.three-col-orig { grid-template-columns:1.4fr 1fr; grid-template-rows:auto auto; }

.gallery-item { overflow:hidden; border-radius:8px; background:#111; cursor:pointer; position:relative; }
.gallery-item img {
  width:100%; height:100%; object-fit:cover; display:block;
  transition:transform 0.6s cubic-bezier(.16,1,.3,1), filter 0.4s; filter:brightness(0.9);
}
.gallery-item:hover img { transform:scale(1.04); filter:brightness(1); }

.gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(1) { grid-column:1; grid-row:1/3; aspect-ratio:3/4; }
.gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(2) { grid-column:2; grid-row:1; aspect-ratio:1; }
.gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(3) { grid-column:3; grid-row:1; aspect-ratio:1; }
.gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(4) { grid-column:2/4; grid-row:2; aspect-ratio:1; }
.gallery.two-col .gallery-item { aspect-ratio:4/5; }
.gallery.three-col-orig .gallery-item:nth-child(1) { grid-column:1; grid-row:1/3; aspect-ratio:4/3; }
.gallery.three-col-orig .gallery-item:nth-child(2) { grid-column:2; grid-row:1; aspect-ratio:4/3; }
.gallery.three-col-orig .gallery-item:nth-child(3) { grid-column:2; grid-row:2; aspect-ratio:4/3; }

.gallery-item.original img { filter:brightness(1); object-fit:contain; background:#0a0a0a; padding:8px; }
.gallery-item.original::after {
  content:'● Original'; position:absolute; top:12px; right:12px;
  font-size:9px; letter-spacing:3px; text-transform:uppercase;
  color:rgba(255,255,255,0.5); background:rgba(0,0,0,0.5);
  padding:4px 10px; border-radius:100px; backdrop-filter:blur(4px);
}
.gallery-item.lit::after {
  content:'● beleuchtet'; position:absolute; top:12px; right:12px;
  font-size:9px; letter-spacing:3px; text-transform:uppercase;
  color:rgba(255,255,255,0.7); background:rgba(0,0,0,0.5);
  padding:4px 10px; border-radius:100px; backdrop-filter:blur(4px);
}

/* ══ DESCRIPTION ══ */
.artwork-desc { display:grid; grid-template-columns:1fr 1fr; gap:32px; padding:32px 0; border-top:1px solid var(--border); }
.desc-block { display:flex; flex-direction:column; gap:8px; }
.desc-label { font-size:12px; letter-spacing:4px; text-transform:uppercase; color:var(--muted); }
.desc-text { font-size:16px; line-height:1.8; color:#aaa; }
.feature-list { list-style:none; display:flex; flex-direction:column; gap:6px; }
.feature-list li { font-size:15px; color:#888; letter-spacing:0.3px; }
.feature-list li::before { content:'→  '; color:var(--muted); }

/* ══ LIGHTBOX ══ */
#lightbox {
  position:fixed; inset:0; z-index:100; background:rgba(0,0,0,0.95);
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transition:opacity 0.3s;
}
#lightbox.open { opacity:1; pointer-events:all; }
#lightbox img {
  max-width:90vw; max-height:90vh; object-fit:contain; border-radius:6px;
  transform:scale(0.95); transition:transform 0.4s cubic-bezier(.16,1,.3,1);
}
#lightbox.open img { transform:scale(1); }
#lightbox-close {
  position:absolute; top:24px; right:28px;
  font-size:28px; color:#666; cursor:pointer; line-height:1; transition:color 0.2s;
}
#lightbox-close:hover { color:#fff; }

/* ══ FOOTER ══ */
footer {
  position:relative; z-index:1; border-top:1px solid var(--border);
  padding:28px clamp(16px,5vw,80px);
  display:flex; justify-content:space-between; align-items:center;
  font-size:10px; letter-spacing:3px; text-transform:uppercase; color:#2a2a2a;
}
footer a { color:inherit; text-decoration:none; border-bottom:1px solid #2a2a2a; transition:color 0.3s,border-color 0.3s; }
footer a:hover { color:#555; border-color:#555; }

/* ══ OVERVIEW CARDS ══ */
.overview-label { font-size:10px; letter-spacing:5px; text-transform:uppercase; color:var(--muted); margin-bottom:48px; }
.category-grid { display:grid; grid-template-columns:repeat(auto-fit, minmax(240px,1fr)); gap:16px; }
.category-card {
  border:1px solid var(--border); border-radius:12px; padding:40px 36px;
  cursor:pointer; display:flex; flex-direction:column; gap:16px;
  transition:border-color 0.3s, background 0.3s, transform 0.4s cubic-bezier(.16,1,.3,1);
  text-decoration:none; color:inherit;
}
.category-card:hover { border-color:#333; background:#0f0f0f; transform:translateY(-3px); }
.card-num { font-size:10px; letter-spacing:4px; text-transform:uppercase; color:var(--muted); }
.card-title {
  font-family:'Poppins',sans-serif; font-weight:700;
  font-size:clamp(24px,4vw,38px); letter-spacing:2px; text-transform:uppercase; color:var(--fg); line-height:1;
}
.card-desc { font-size:13px; color:var(--muted); line-height:1.7; }
.card-arrow { margin-top:8px; font-size:20px; color:#333; transition:color 0.3s, transform 0.3s; }
.category-card:hover .card-arrow { color:var(--fg); transform:translateX(4px); }

/* ══ ANIMATIONS ══ */
@keyframes barIn  { from{opacity:0;transform:translateX(-20px)} to{opacity:1;transform:translateX(0)} }
@keyframes fadeUp { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeIn { from{opacity:0} to{opacity:1} }

/* ══ RESPONSIVE ══ */
@media (max-width:680px) {
  .gallery:not(.two-col):not(.three-col-orig) { grid-template-columns:1fr 1fr; }
  .gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(1) { grid-column:1/3; grid-row:1; aspect-ratio:4/3; }
  .gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(2) { grid-column:1; grid-row:2; aspect-ratio:1; }
  .gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(3) { grid-column:2; grid-row:2; aspect-ratio:1; }
  .gallery:not(.two-col):not(.three-col-orig) .gallery-item:nth-child(4) { grid-column:1/3; grid-row:3; aspect-ratio:2/1; }
  .gallery.three-col-orig { grid-template-columns:1fr; }
  .gallery.three-col-orig .gallery-item { grid-column:1 !important; grid-row:auto !important; aspect-ratio:4/3 !important; }
  .artwork-desc { grid-template-columns:1fr; }
  .category-grid { grid-template-columns:1fr; }
  .desc-text { font-size:15px; }
  .feature-list li { font-size:14px; }
  .card-thumb {
    aspect-ratio: 3 / 2;
    object-fit: contain;
  }
}

.card-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  border-radius: 6px 6px 0 0;
  display: block;
}