:root {
  --quartz: #f3f6fb;
  --quartz-deep: #e4ebf4;
  --ice: #f8fbff;
  --ink: #1c2433;
  --ink-soft: #445064;
  --emerald: #1f8f72;
  --emerald-bright: #3dcc9a;
  --violet: #6b4cff;
  --violet-soft: #9d7cff;
  --cyan: #4ee0d4;
  --silver: #c5d0de;
  --line: rgba(107, 76, 255, 0.18);
  --shadow: 0 24px 50px rgba(28, 36, 51, 0.08);
  --font: "Anuphan", "IBM Plex Sans Thai", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(78, 224, 212, 0.28), transparent 55%),
    radial-gradient(900px 420px at 90% 0%, rgba(157, 124, 255, 0.22), transparent 50%),
    radial-gradient(700px 380px at 70% 100%, rgba(61, 204, 154, 0.16), transparent 45%),
    linear-gradient(180deg, var(--ice), var(--quartz) 40%, var(--quartz-deep));
  min-height: 100vh;
  line-height: 1.7;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--violet); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--emerald); }

.shell {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  isolation: isolate;
  backdrop-filter: blur(16px);
  background: rgba(248, 251, 255, 0.72);
  border-bottom: 1px solid var(--line);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
}
.brand-mark {
  width: 1.35rem;
  height: 1.55rem;
  clip-path: polygon(50% 0, 100% 28%, 100% 72%, 50% 100%, 0 72%, 0 28%);
  background: linear-gradient(135deg, var(--cyan), var(--emerald-bright) 45%, var(--violet));
  box-shadow: 0 0 18px rgba(78, 224, 212, 0.55);
}
.brand-name { font-weight: 700; letter-spacing: 0.02em; }
.site-nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-nav a { color: var(--ink-soft); text-decoration: none; font-weight: 500; }
.site-nav a:hover { color: var(--violet); }
.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.7);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font: inherit;
}

.crystal-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.78), rgba(255,255,255,0.42));
  border: 1px solid rgba(255,255,255,0.7);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.9);
  border-radius: 1.4rem;
  backdrop-filter: blur(10px);
}

.hero-museum {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 2.2rem;
  padding: 3rem 0 2rem;
  align-items: end;
}
.hero-caption {
  border-left: 3px solid var(--cyan);
  padding-left: 1.1rem;
}
.kicker {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--emerald);
  font-weight: 600;
  margin: 0 0 0.7rem;
}
.hero-museum h1 {
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.25;
  margin: 0 0 1rem;
  font-weight: 700;
}
.lede { font-size: 1.08rem; color: var(--ink-soft); margin: 0 0 1.2rem; }
.hero-photo {
  position: relative;
  overflow: hidden;
  border-radius: 1.8rem 0.4rem 1.8rem 0.4rem;
  min-height: 420px;
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; min-height: 420px; }
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 40%, rgba(107, 76, 255, 0.22), rgba(78, 224, 212, 0.18));
  pointer-events: none;
}
.text-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--violet);
  padding-bottom: 0.15rem;
}
.place-note { margin-top: 1rem; color: var(--ink-soft); font-size: 0.95rem; }

.section { padding: 2.6rem 0; }
.section h2 { font-size: 1.7rem; margin: 0 0 0.6rem; }
.grid-3, .grid-2 {
  display: grid;
  gap: 1.2rem;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { padding: 0; overflow: hidden; }
.card img { width: 100%; height: 210px; object-fit: cover; }
.card-body { padding: 1.1rem 1.2rem 1.3rem; }
.card-body h3 { margin: 0 0 0.45rem; font-size: 1.15rem; }
.meta { color: var(--ink-soft); font-size: 0.92rem; }

.btn {
  appearance: none;
  border: 0;
  font: inherit;
  cursor: pointer;
  border-radius: 999px;
  padding: 0.7rem 1.25rem;
}
.btn-pulse {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(135deg, var(--emerald), var(--violet));
}
.btn-pulse::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle, rgba(255,255,255,0.7), transparent 45%);
  transform: translateX(-120%) rotate(18deg);
  animation: crystalPulse 2.8s ease-in-out infinite;
}
@keyframes crystalPulse {
  0%, 55% { transform: translateX(-120%) rotate(18deg); opacity: 0.2; }
  70% { transform: translateX(20%) rotate(18deg); opacity: 0.9; }
  100% { transform: translateX(120%) rotate(18deg); opacity: 0; }
}
.btn-ghost {
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1rem; }

.quote-block {
  padding: 1.5rem 1.6rem;
  margin: 1.5rem 0;
  border-radius: 1.2rem;
  background: linear-gradient(90deg, rgba(78,224,212,0.16), rgba(157,124,255,0.14));
}
.portrait {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 1.2rem 1.2rem 0 0;
}
.prose { max-width: 70ch; }
.prose p { margin: 0 0 1rem; }
.prose ul { padding-left: 1.2rem; }
.page-hero {
  padding: 2.4rem 0 0.4rem;
}
.page-hero h1 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin: 0.3rem 0 0.8rem; }

.split-visual {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  align-items: center;
}
.split-visual img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border-radius: 1.5rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0.9rem;
}
.gallery-item { overflow: hidden; }
.gallery-item:nth-child(1) { grid-column: span 7; }
.gallery-item:nth-child(2) { grid-column: span 5; }
.gallery-item:nth-child(3) { grid-column: span 4; }
.gallery-item:nth-child(4) { grid-column: span 8; }
.gallery-item:nth-child(5) { grid-column: span 6; }
.gallery-item:nth-child(6) { grid-column: span 6; }
.gallery-item img { width: 100%; height: 280px; object-fit: cover; }
.gallery-item figcaption { padding: 0.85rem 1rem 1.1rem; }

.price-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 1.2rem;
}
.price-table th, .price-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.45);
}
.price-table th { background: rgba(107, 76, 255, 0.1); }

.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; margin-bottom: 0.35rem; }
.field input, .field select, .field textarea {
  width: 100%;
  font: inherit;
  padding: 0.7rem 0.8rem;
  border-radius: 0.8rem;
  border: 1px solid var(--silver);
  background: rgba(255,255,255,0.8);
}
.field-error { color: #9b2c4a; font-size: 0.88rem; min-height: 1.1em; margin-top: 0.25rem; }
.form-status {
  margin: 0.6rem 0;
  padding: 0.6rem 0.8rem;
  border-radius: 0.8rem;
  background: rgba(155, 44, 74, 0.08);
}
.form-status.is-success { background: rgba(31, 143, 114, 0.12); }

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,0.35);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.8fr;
  gap: 1.5rem;
  padding: 2rem 0 1rem;
}
.footer-label { font-weight: 700; margin-bottom: 0.4rem; }
.footer-base { padding-bottom: 1.4rem; color: var(--ink-soft); font-size: 0.92rem; }

.cookie-banner {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  width: min(420px, calc(100% - 2rem));
}
.cookie-panel {
  padding: 1rem 1.1rem 1.1rem;
  border-radius: 1.1rem;
  background: linear-gradient(160deg, rgba(255,255,255,0.92), rgba(228, 235, 244, 0.88));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.cookie-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.not-found { padding: 4rem 0; text-align: left; }

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none;
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 64px;
    flex-direction: column;
    padding: 1rem;
    background: rgba(248,251,255,0.96);
    border: 1px solid var(--line);
    border-radius: 1rem;
  }
  .site-nav.is-open { display: flex; }
  .hero-museum, .grid-3, .grid-2, .split-visual, .footer-grid {
    grid-template-columns: 1fr;
  }
  .gallery-item, .gallery-item:nth-child(n) { grid-column: span 12; }
  .hero-photo, .hero-photo img { min-height: 260px; }
}