/* ==========================================================
   CODEX SOMNIORUM: SOUVENIRS
   A curated archive of handmade objects. Self-contained.
   ========================================================== */
:root {
  --sv-bg: #07070d;
  --sv-bg-2: #0d0b13;
  --sv-ink: #ebe2cf;
  --sv-muted: #a99f8b;
  --sv-gold: #c9a55c;
  --sv-gold-hi: #f1dfae;
  --sv-gold-line: rgba(201, 165, 92, 0.34);
  --sv-gold-faint: rgba(201, 165, 92, 0.16);
  --sv-ember: #a8482a;
  --sv-paper: #dccda8;
  --sv-paper-2: #c2ac80;
  --sv-paper-ink: #2a2012;
  --sv-display: 'Cinzel', 'Trajan Pro', Georgia, serif;
  --sv-serif: 'Cormorant Garamond', 'Iowan Old Style', Georgia, serif;
  --sv-wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.sv-page {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 700px at 12% -5%, rgba(110, 82, 190, 0.16), transparent 60%),
    radial-gradient(1000px 700px at 100% 55%, rgba(168, 72, 42, 0.1), transparent 60%),
    var(--sv-bg);
  color: var(--sv-ink);
  font-family: var(--sv-serif);
  font-size: 1.2rem;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Paper grain over the whole page */
.sv-page::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.07;
  mix-blend-mode: overlay;
  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='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 1 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
.sv-page > main, .sv-page > footer { position: relative; z-index: 1; }

.sv-page a { color: inherit; }
.sv-page img { max-width: 100%; }
.sv-page :focus-visible { outline: 2px solid var(--sv-gold); outline-offset: 3px; }

/* ---------- Top bar ---------- */
.sv-topbar {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem clamp(1rem, 3vw, 2.4rem);
}
.sv-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-family: var(--sv-display);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sv-ink);
}
.sv-brand img { border-radius: 50%; }
.sv-topbar nav { display: flex; gap: clamp(0.9rem, 2.4vw, 2rem); flex-wrap: wrap; justify-content: flex-end; }
.sv-topbar nav a {
  text-decoration: none;
  font-family: var(--sv-display);
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--sv-muted);
  padding: 0.3rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.3s, border-color 0.3s;
}
.sv-topbar nav a:hover, .sv-topbar nav a[aria-current] { color: var(--sv-gold-hi); border-bottom-color: var(--sv-gold-line); }

/* ---------- Shared pieces ---------- */
.sv-ornament { display: flex; align-items: center; justify-content: center; gap: 0.9rem; margin: 1.4rem auto; }
.sv-ornament span { width: clamp(40px, 9vw, 90px); height: 1px; background: linear-gradient(90deg, transparent, var(--sv-gold)); }
.sv-ornament span:last-child { background: linear-gradient(270deg, transparent, var(--sv-gold)); }
.sv-ornament i { width: 7px; height: 7px; background: var(--sv-gold); transform: rotate(45deg); box-shadow: 0 0 12px rgba(201, 165, 92, 0.7); }

.sv-eyebrow {
  margin: 0 0 0.6rem;
  font-family: var(--sv-display);
  font-size: 0.72rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--sv-gold);
}

.sv-section { max-width: var(--sv-wrap); margin: 0 auto; padding: clamp(4rem, 9vw, 8rem) clamp(1.2rem, 4vw, 2.5rem); }
.sv-section-head { text-align: center; margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }
.sv-section h2, .sv-block h2, .sv-prose h2 {
  margin: 0;
  font-family: var(--sv-display);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sv-gold-hi);
}
.sv-section-head h2, .sv-prose h2 { font-size: clamp(1.7rem, 4vw, 2.7rem); }

.sv-link {
  display: inline-block;
  font-family: var(--sv-display);
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--sv-gold);
  text-decoration: none;
  padding-bottom: 0.35rem;
  background: linear-gradient(var(--sv-gold), var(--sv-gold)) left bottom / 28% 1px no-repeat;
  transition: background-size 0.5s ease, color 0.3s;
}
a:hover > .sv-link, a.sv-link:hover, .sv-card:hover .sv-link { background-size: 100% 1px; color: var(--sv-gold-hi); }

/* Buttons */
.sv-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 1rem 2.1rem;
  font-family: var(--sv-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--sv-gold-hi);
  border: 1px solid var(--sv-gold);
  background: transparent;
  cursor: pointer;
  transition: background 0.35s, color 0.35s, box-shadow 0.35s, transform 0.35s;
}
.sv-btn:hover { background: var(--sv-gold); color: #1a1409; box-shadow: 0 0 30px rgba(201, 165, 92, 0.35); transform: translateY(-2px); }
.sv-btn--solid { background: linear-gradient(180deg, #e0c47e, #b8913f); color: #1a1409; border-color: #d4b366; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4); }
.sv-btn--solid:hover { background: linear-gradient(180deg, #f1dfae, #c9a55c); }
.sv-btn--ink { background: var(--sv-paper-ink); color: #ecd9a8; border-color: var(--sv-paper-ink); box-shadow: none; }
.sv-btn--ink:hover { background: transparent; color: var(--sv-paper-ink); box-shadow: none; }
.sv-ico { flex-shrink: 0; }

/* Museum-style frame */
.sv-frame {
  position: relative;
  display: block;
  padding: 10px;
  background: linear-gradient(150deg, rgba(201, 165, 92, 0.1), rgba(0, 0, 0, 0.35));
  border: 1px solid var(--sv-gold-line);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
  transition: box-shadow 0.6s, border-color 0.6s;
}
.sv-frame::before { content: ''; position: absolute; inset: 4px; border: 1px solid var(--sv-gold-faint); pointer-events: none; z-index: 2; }

/* Scroll reveal (only active when JS is available) */
.sv-js .sv-reveal { opacity: 0; transform: translateY(28px); transition: opacity 1s ease, transform 1s ease; transition-delay: var(--sv-delay, 0ms); }
.sv-js .sv-reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .sv-js .sv-reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Hero ---------- */
.sv-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  text-align: center;
  overflow: hidden;
  padding: 7rem 1.5rem 5rem;
  isolation: isolate;
}
.sv-hero--short { min-height: 70vh; }
.sv-hero-bg { position: absolute; inset: 0; z-index: -3; }
.sv-hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.5; filter: saturate(0.85) contrast(1.05); }
.sv-hero-veil {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse at 50% 42%, transparent 20%, rgba(7, 7, 13, 0.75) 78%),
    linear-gradient(180deg, rgba(7, 7, 13, 0.55) 0%, transparent 35%, rgba(7, 7, 13, 0.2) 65%, var(--sv-bg) 100%);
}
.sv-ring {
  position: absolute;
  z-index: -1;
  top: 50%; left: 50%;
  width: min(96vmin, 820px);
  height: auto;
  margin: calc(min(96vmin, 820px) / -2) 0 0 calc(min(96vmin, 820px) / -2);
  color: var(--sv-gold);
  opacity: 0.28;
  animation: sv-spin 260s linear infinite;
}
@keyframes sv-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .sv-ring { animation: none; } }

.sv-hero-inner { max-width: 1120px; }
.sv-overline { margin: 0 0 1.4rem; font-family: var(--sv-display); font-size: 0.78rem; letter-spacing: 0.5em; text-transform: uppercase; color: var(--sv-muted); padding-left: 0.5em; }
.sv-hero-title {
  margin: 0;
  font-family: var(--sv-display);
  font-weight: 600;
  font-size: clamp(2.2rem, 9.4vw, 7.6rem);
  line-height: 1.02;
  letter-spacing: 0.16em;
  padding-left: 0.16em;
  text-transform: uppercase;
  background: linear-gradient(180deg, #f6e8c0 0%, #c9a55c 55%, #8a6a2e 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 6px 40px rgba(201, 165, 92, 0.25));
  overflow-wrap: anywhere;
}
.sv-hero-title--small { font-size: clamp(1.7rem, 5vw, 3.2rem); letter-spacing: 0.1em; }
.sv-hero-tagline { margin: 0 auto; max-width: 34ch; font-size: clamp(1.3rem, 2.6vw, 1.85rem); font-style: italic; color: rgba(235, 226, 207, 0.88); line-height: 1.45; }
.sv-hero .sv-btn { margin-top: 2rem; }
.sv-scroll {
  display: inline-flex; flex-direction: column; align-items: center; gap: 0.9rem;
  margin-top: clamp(2.5rem, 7vh, 4.5rem);
  text-decoration: none;
  font-family: var(--sv-display);
  font-size: 0.68rem; letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--sv-muted);
  transition: color 0.3s;
}
.sv-scroll:hover { color: var(--sv-gold-hi); }
.sv-scroll i { display: block; width: 1px; height: 54px; background: linear-gradient(var(--sv-gold), transparent); animation: sv-drip 2.6s ease-in-out infinite; transform-origin: top; }
@keyframes sv-drip { 0% { transform: scaleY(0); opacity: 0; } 40% { opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .sv-scroll i { animation: none; } }

/* ---------- Introduction & philosophy ---------- */
.sv-prose { max-width: 760px; margin: 0 auto; text-align: center; }
.sv-emblem { display: block; margin: 0 auto 1.6rem; border-radius: 50%; opacity: 0.9; box-shadow: 0 0 0 1px var(--sv-gold-line), 0 0 40px rgba(201, 165, 92, 0.2); }
.sv-lead p { margin: 0 0 1.2em; font-size: clamp(1.35rem, 2.4vw, 1.75rem); font-style: italic; line-height: 1.6; color: rgba(235, 226, 207, 0.92); }
.sv-lead p:last-child { margin-bottom: 0; }

.sv-philosophy { padding-top: clamp(3rem, 6vw, 5rem); padding-bottom: clamp(5rem, 11vw, 9rem); }
.sv-quote { text-align: left; margin-top: 2rem; }
.sv-quote p { margin: 0 0 1.3em; font-size: clamp(1.25rem, 2.2vw, 1.55rem); line-height: 1.75; color: rgba(235, 226, 207, 0.9); }
.sv-quote p:first-child::first-letter {
  float: left;
  font-family: var(--sv-display);
  font-size: 4.2em;
  line-height: 0.82;
  padding: 0.08em 0.12em 0 0;
  color: var(--sv-gold);
}
.sv-quote p:last-child { margin-bottom: 0; }

/* ---------- Featured ---------- */
.sv-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  margin-bottom: clamp(4rem, 9vw, 8rem);
}
.sv-feature:last-child { margin-bottom: 0; }
.sv-feature.is-flip { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); }
.sv-feature.is-flip .sv-feature-media { order: 2; }
.sv-feature-media { overflow: hidden; }
.sv-feature-media img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; transition: transform 1.6s cubic-bezier(0.2, 0.7, 0.2, 1); }
.sv-feature-media:hover img { transform: scale(1.04); }
.sv-feature-media:hover { border-color: var(--sv-gold); box-shadow: 0 30px 80px rgba(0, 0, 0, 0.65), 0 0 60px rgba(201, 165, 92, 0.12); }
.sv-feature-text { position: relative; }
.sv-plate-no {
  display: block;
  font-family: var(--sv-display);
  font-size: clamp(3.5rem, 8vw, 6rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--sv-gold-line);
  margin-bottom: 0.4rem;
}
.sv-feature-text h3 { margin: 0.4rem 0 1rem; font-family: var(--sv-display); font-weight: 600; font-size: clamp(1.5rem, 3vw, 2.3rem); letter-spacing: 0.08em; text-transform: uppercase; line-height: 1.2; color: var(--sv-gold-hi); }
.sv-feature-text h3 a { text-decoration: none; }
.sv-feature-text p { margin: 0 0 1.6rem; font-size: 1.35rem; font-style: italic; color: rgba(235, 226, 207, 0.85); max-width: 38ch; }

/* ---------- Collection ---------- */
.sv-filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem 1.6rem; margin: 0 0 clamp(2.2rem, 5vw, 3.5rem); }
.sv-filters button {
  background: none; border: 0; border-bottom: 1px solid transparent; cursor: pointer;
  padding: 0.4rem 0;
  font-family: var(--sv-display); font-size: 0.74rem; letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--sv-muted);
  transition: color 0.3s, border-color 0.3s;
}
.sv-filters button:hover { color: var(--sv-gold-hi); }
.sv-filters button.is-active { color: var(--sv-gold-hi); border-bottom-color: var(--sv-gold); }
.sv-catlinks { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem 1.6rem; margin: -1.6rem 0 clamp(2rem, 4vw, 3rem); font-size: 0.9rem; }
.sv-hero-inner .sv-crumbs { justify-content: center; margin-bottom: 1.2rem; }

.sv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr)); gap: clamp(2.5rem, 5vw, 4rem) clamp(1.5rem, 3vw, 2.6rem); }
.sv-card { display: block; text-decoration: none; color: inherit; }
.sv-card[hidden] { display: none; }
.sv-card-media { overflow: hidden; aspect-ratio: 4 / 5; background: #000; }
.sv-card-media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s cubic-bezier(0.2, 0.7, 0.2, 1), filter 0.8s; filter: saturate(0.92); }
.sv-card:hover .sv-card-media img, .sv-card:focus-visible .sv-card-media img { transform: scale(1.06); filter: saturate(1.05); }
.sv-card:hover .sv-frame { border-color: var(--sv-gold); box-shadow: 0 30px 70px rgba(0, 0, 0, 0.65), 0 0 50px rgba(201, 165, 92, 0.12); }
.sv-card-body { padding: 1.3rem 0.3rem 0; text-align: center; }
.sv-card-cat { display: block; margin-bottom: 0.45rem; font-family: var(--sv-display); font-size: 0.66rem; letter-spacing: 0.34em; text-transform: uppercase; color: var(--sv-gold); }
.sv-card-title { margin: 0 0 0.6rem; font-family: var(--sv-display); font-weight: 600; font-size: 1.15rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sv-gold-hi); line-height: 1.3; }
.sv-card-text { margin: 0 0 1rem; font-size: 1.15rem; font-style: italic; line-height: 1.45; color: var(--sv-muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

.sv-empty { text-align: center; padding: 4rem 1rem; border: 1px dashed var(--sv-gold-line); }
.sv-empty p { margin: 0; font-family: var(--sv-display); letter-spacing: 0.2em; text-transform: uppercase; font-size: 1rem; color: var(--sv-gold-hi); }
.sv-empty .sv-empty-sub { margin-top: 0.8rem; font-family: var(--sv-serif); letter-spacing: 0; text-transform: none; font-style: italic; font-size: 1.25rem; color: var(--sv-muted); }

/* ---------- Etsy parchment ---------- */
.sv-etsy { padding-top: clamp(3rem, 6vw, 5rem); padding-bottom: clamp(5rem, 9vw, 8rem); }
.sv-parchment {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 5.5rem) clamp(1.5rem, 6vw, 4rem) clamp(2.6rem, 6vw, 3.8rem);
  text-align: center;
  color: var(--sv-paper-ink);
  background:
    radial-gradient(ellipse at 20% 15%, rgba(255, 255, 255, 0.35), transparent 55%),
    radial-gradient(ellipse at 85% 90%, rgba(120, 80, 20, 0.35), transparent 60%),
    linear-gradient(160deg, var(--sv-paper), var(--sv-paper-2));
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.65), inset 0 0 90px rgba(110, 70, 15, 0.4);
  border-radius: 3px;
}
.sv-parchment::before { content: ''; position: absolute; inset: 12px; border: 1px solid rgba(70, 45, 10, 0.5); outline: 1px solid rgba(70, 45, 10, 0.2); outline-offset: 4px; pointer-events: none; }
.sv-parchment h2 { margin: 0 0 1rem; font-family: var(--sv-display); font-size: clamp(1.4rem, 3.2vw, 2.1rem); letter-spacing: 0.1em; color: var(--sv-paper-ink); text-transform: uppercase; }
.sv-parchment p { margin: 0 auto 1.8rem; max-width: 46ch; font-size: clamp(1.25rem, 2.2vw, 1.5rem); font-style: italic; line-height: 1.5; font-weight: 500; }
.sv-parchment .sv-cta-note { color: rgba(42, 32, 18, 0.75); }
.sv-seal {
  position: absolute; top: -38px; left: 50%; transform: translateX(-50%);
  width: 76px; height: 76px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--sv-display); font-weight: 700; font-size: 1.3rem; letter-spacing: 0.05em;
  color: rgba(255, 228, 196, 0.85);
  background: radial-gradient(circle at 35% 30%, #d4694a, #8e2f1d 70%);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5), inset 0 -4px 8px rgba(0, 0, 0, 0.35), inset 0 3px 6px rgba(255, 190, 150, 0.35);
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.4);
}
.sv-shoplink { margin: 1.4rem 0 0 !important; font-size: 1.15rem !important; }
.sv-shoplink a { color: var(--sv-paper-ink); }

.sv-cta { display: flex; flex-direction: column; align-items: flex-start; gap: 0.6rem; }
.sv-parchment .sv-cta { align-items: center; }
.sv-cta-note { font-size: 1rem; font-style: italic; color: var(--sv-muted); }
.sv-btn--lg { padding: 1.3rem 2.8rem; font-size: 0.95rem; }
.sv-btn--sm { padding: 0.8rem 1.5rem; font-size: 0.72rem; white-space: nowrap; }
.sv-sr { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* Sticky Etsy bar: appears while no other Etsy button is on screen */
.sv-sticky { position: fixed; left: 0; right: 0; bottom: 0; z-index: 900; padding: 1.4rem 1rem calc(1rem + env(safe-area-inset-bottom)); background: linear-gradient(180deg, rgba(7, 7, 13, 0), rgba(7, 7, 13, 0.92) 40%); transform: translateY(115%); visibility: hidden; pointer-events: none; transition: transform 0.5s ease, visibility 0s linear 0.5s; }
.sv-sticky.is-visible { transform: none; visibility: visible; transition: transform 0.5s ease; }
.sv-sticky-inner { pointer-events: auto; max-width: 760px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.6rem 0.6rem 0.6rem 1.4rem; background: rgba(13, 11, 19, 0.95); border: 1px solid var(--sv-gold-line); box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6); }
.sv-sticky-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: var(--sv-display); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--sv-gold-hi); }
@media (prefers-reduced-motion: reduce) { .sv-sticky, .sv-sticky.is-visible { transition: none; } }

/* ---------- Product page ---------- */
.sv-product { max-width: var(--sv-wrap); margin: 0 auto; padding: 7.5rem clamp(1.2rem, 4vw, 2.5rem) 0; }
.sv-crumbs { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; margin-bottom: 2.2rem; font-family: var(--sv-display); font-size: 0.66rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--sv-muted); }
.sv-crumbs a { display: inline-block; padding: 0.55rem 0; margin: -0.55rem 0; text-decoration: none; }
.sv-crumbs a:hover { color: var(--sv-gold-hi); }
.sv-crumbs [aria-current] { color: var(--sv-gold); }

.sv-product-head { text-align: center; max-width: 900px; margin: 0 auto clamp(2rem, 4vw, 3.2rem); }
.sv-product-head h1 { margin: 0; font-family: var(--sv-display); font-weight: 600; font-size: clamp(2rem, 5vw, 3.7rem); letter-spacing: 0.08em; text-transform: uppercase; line-height: 1.15; color: var(--sv-gold-hi); overflow-wrap: anywhere; }
.sv-product-top { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.sv-gallery { position: sticky; top: 1.5rem; }
.sv-stage { margin: 0; }
.sv-stage-media { position: relative; }
.sv-gallery-main { overflow: hidden; cursor: zoom-in; }
.sv-main-img { display: block; width: 100%; height: auto; transition: opacity 0.35s; }
.sv-main-img.is-loading { opacity: 0.35; }
.sv-nav { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; cursor: pointer; font-size: 1.5rem; line-height: 1; color: var(--sv-gold-hi); background: rgba(7, 7, 13, 0.62); border: 1px solid var(--sv-gold-line); backdrop-filter: blur(4px); transition: background 0.3s, border-color 0.3s; }
.sv-nav:hover { background: rgba(201, 165, 92, 0.25); border-color: var(--sv-gold); }
.sv-nav--prev { left: 18px; }
.sv-nav--next { right: 18px; }
.sv-counter { position: absolute; right: 20px; bottom: 20px; z-index: 3; padding: 0.2rem 0.8rem; font-family: var(--sv-display); font-size: 0.66rem; letter-spacing: 0.2em; color: var(--sv-gold-hi); background: rgba(7, 7, 13, 0.7); border: 1px solid var(--sv-gold-faint); }
.sv-figcaption { margin: 0.9rem 0 0; text-align: center; font-style: italic; font-size: 1.1rem; color: var(--sv-muted); }
.sv-figcaption:empty { display: none; }
.sv-thumbs { list-style: none; margin: 1.1rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.7rem; }
.sv-thumbs li { flex-shrink: 0; }
.sv-thumbs.is-single { display: none; }
.sv-thumb { display: block; width: 74px; height: 74px; border: 1px solid var(--sv-gold-faint); opacity: 0.65; transition: opacity 0.3s, border-color 0.3s; }
.sv-thumb img { display: block; width: 100%; height: 100%; object-fit: cover; }
.sv-thumb:hover, .sv-thumb.is-active { opacity: 1; border-color: var(--sv-gold); }

.sv-info { align-self: center; }
.sv-info-lead { margin: 0 0 2.2rem; font-size: clamp(1.3rem, 2.3vw, 1.7rem); font-style: italic; line-height: 1.55; color: rgba(235, 226, 207, 0.92); }

.sv-manuscript { max-width: var(--sv-wrap); margin: clamp(4rem, 8vw, 7rem) auto 0; }
.sv-block { max-width: 760px; margin: 0 auto clamp(3rem, 6vw, 4.5rem); }
.sv-block--wide { max-width: var(--sv-wrap); }
.sv-block h2 { display: flex; align-items: center; gap: 1.2rem; font-size: 0.9rem; letter-spacing: 0.32em; color: var(--sv-gold); margin-bottom: 1.4rem; }
.sv-block h2::after { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg, var(--sv-gold-line), transparent); }
.sv-block p { margin: 0 0 1.2em; font-size: clamp(1.25rem, 2vw, 1.4rem); line-height: 1.75; color: rgba(235, 226, 207, 0.9); }
.sv-block p:last-child { margin-bottom: 0; }
.sv-block h3 { margin: 0 0 0.7rem; font-family: var(--sv-display); font-weight: 600; font-size: 0.72rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--sv-muted); }

.sv-chipgroup { margin-bottom: 1.6rem; }
.sv-chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.sv-chips li { padding: 0.25rem 0.95rem; font-size: 1.15rem; border: 1px solid var(--sv-gold-line); background: rgba(201, 165, 92, 0.05); color: var(--sv-ink); }

.sv-specs { margin: 0 0 1.6rem; padding: 0; }
.sv-spec { display: flex; justify-content: space-between; gap: 2rem; padding: 0.8rem 0; border-bottom: 1px dotted var(--sv-gold-line); }
.sv-spec dt { font-family: var(--sv-display); font-size: 0.7rem; letter-spacing: 0.26em; text-transform: uppercase; color: var(--sv-muted); padding-top: 0.35rem; flex-shrink: 0; }
.sv-spec dd { margin: 0; text-align: right; font-size: 1.25rem; }
.sv-specs--inline { margin-top: 0.4rem; }

.sv-list { list-style: none; margin: 0; padding: 0; }
.sv-list li { position: relative; padding: 0.35rem 0 0.35rem 1.7rem; font-size: clamp(1.2rem, 2vw, 1.35rem); color: rgba(235, 226, 207, 0.92); }
.sv-list li::before { content: ''; position: absolute; left: 0.25rem; top: 1.02rem; width: 6px; height: 6px; background: var(--sv-gold); transform: rotate(45deg); }

.sv-process { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 2rem; }
.sv-process .sv-frame img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
.sv-caption { margin: 0.8rem 0 0 !important; font-size: 1.1rem !important; font-style: italic; color: var(--sv-muted) !important; text-align: center; }

.sv-related { padding-top: clamp(2rem, 5vw, 4rem); }

/* ---------- Footer ---------- */
.sv-footer { border-top: 1px solid var(--sv-gold-faint); background: rgba(5, 5, 10, 0.7); }
.sv-footer-inner { max-width: var(--sv-wrap); margin: 0 auto; padding: 2.6rem clamp(1.2rem, 4vw, 2.5rem) 5rem; text-align: center; }
.sv-footer p { margin: 0 0 1.2rem; font-size: 1.05rem; color: var(--sv-muted); }
.sv-footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem 1.6rem; }
.sv-footer-links a { text-decoration: none; font-family: var(--sv-display); font-size: 0.64rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--sv-muted); transition: color 0.3s; }
.sv-footer-links a:hover { color: var(--sv-gold-hi); }

/* ---------- Lightbox ---------- */
.sv-lightbox { position: fixed; inset: 0; z-index: 10000; display: none; align-items: center; justify-content: center; flex-direction: column; gap: 1rem; padding: 3.5rem 1rem 2rem; background: rgba(4, 4, 8, 0.96); }
.sv-lightbox.is-open { display: flex; }
.sv-lightbox-stage { display: flex; max-width: 94vw; max-height: 78vh; overflow: auto; }
.sv-lightbox img { margin: auto; max-width: min(94vw, 1500px); max-height: 78vh; width: auto; height: auto; object-fit: contain; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7); border: 1px solid var(--sv-gold-line); cursor: zoom-in; }
.sv-lightbox.is-zoomed img { max-width: none; max-height: none; cursor: zoom-out; }
.sv-lightbox-count { position: absolute; top: 1.6rem; left: 1.4rem; font-family: var(--sv-display); font-size: 0.7rem; letter-spacing: 0.26em; color: var(--sv-muted); }
.sv-lightbox-caption { margin: 0; max-width: 70ch; text-align: center; font-style: italic; font-size: 1.15rem; color: var(--sv-muted); min-height: 1.6em; }
.sv-lightbox button { position: absolute; background: none; border: 1px solid var(--sv-gold-line); color: var(--sv-gold-hi); width: 46px; height: 46px; border-radius: 50%; cursor: pointer; font-size: 1.4rem; line-height: 1; display: grid; place-items: center; transition: background 0.3s, border-color 0.3s; }
.sv-lightbox button:hover { background: rgba(201, 165, 92, 0.18); border-color: var(--sv-gold); }
.sv-lightbox-close { top: 1rem; right: 1rem; }
.sv-lightbox-prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.sv-lightbox-next { right: 1rem; top: 50%; transform: translateY(-50%); }
.sv-lightbox.is-single .sv-lightbox-prev, .sv-lightbox.is-single .sv-lightbox-next { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .sv-feature, .sv-feature.is-flip { gap: 2.5rem; }
}
@media (max-width: 860px) {
  .sv-feature, .sv-feature.is-flip { grid-template-columns: 1fr; }
  .sv-feature.is-flip .sv-feature-media { order: 0; }
  .sv-feature-media { max-width: 520px; margin: 0 auto; width: 100%; }
  .sv-feature-text { text-align: center; }
  .sv-feature-text p { margin-left: auto; margin-right: auto; }
  .sv-product-top { grid-template-columns: minmax(0, 1fr); }
  .sv-gallery { position: static; min-width: 0; }
  .sv-info { text-align: center; }
  .sv-cta { align-items: center; }
  .sv-thumbs { flex-wrap: nowrap; overflow-x: auto; justify-content: safe center; scroll-snap-type: x proximity; padding-bottom: 0.4rem; -webkit-overflow-scrolling: touch; }
  .sv-thumb { scroll-snap-align: center; }
}
@media (max-width: 640px) {
  .sv-page { font-size: 1.1rem; }
  .sv-brand span { display: none; }
  .sv-topbar { padding: 1rem; }
  .sv-topbar nav { gap: 0.9rem; }
  .sv-topbar nav a { font-size: 0.6rem; letter-spacing: 0.18em; }
  .sv-hero { padding: 6rem 1.2rem 3.5rem; }
  .sv-overline { letter-spacing: 0.34em; }
  .sv-frame { padding: 7px; }
  .sv-btn { padding: 0.95rem 1.5rem; font-size: 0.74rem; letter-spacing: 0.18em; }
  .sv-product { padding-top: 6rem; }
  .sv-spec { flex-direction: column; gap: 0.1rem; }
  .sv-spec dd { text-align: left; }
  .sv-thumb { width: 62px; height: 62px; }
  .sv-nav { width: 44px; height: 44px; font-size: 1.3rem; }
  .sv-nav--prev { left: 10px; }
  .sv-nav--next { right: 10px; }
  .sv-counter { right: 12px; bottom: 12px; }
  .sv-cta .sv-btn--lg { width: 100%; justify-content: center; }
  .sv-sticky-name { display: none; }
  .sv-sticky-inner { padding: 0.5rem; }
  .sv-sticky .sv-btn { width: 100%; justify-content: center; }
  .sv-lightbox-prev { left: 0.4rem; }
  .sv-lightbox-next { right: 0.4rem; }
  .sv-parchment { padding-left: 1.2rem; padding-right: 1.2rem; }
}