:root {
  --bg: #fafaf9;
  --surface: #ffffff;
  --ink: #0f172a;
  --ink-soft: #475569;
  --line: #e5e7eb;
  --accent: #f59e0b;
  --accent-dark: #b45309;
  --shadow: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --radius: 12px;
  --maxw: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* ---------- Layout ---------- */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 72px 0; }

h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; line-height: 1.2; color: var(--ink); }
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 900; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); font-weight: 800; margin-bottom: 16px; }
h3 { font-size: 1.15rem; font-weight: 700; }

p.lead { font-size: 1.1rem; color: var(--ink-soft); max-width: 640px; }

/* ---------- Header ---------- */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; max-width: var(--maxw); margin: 0 auto;
}
.nav .logo img { height: 44px; }
.nav ul { display: flex; gap: 28px; list-style: none; align-items: center; }
.nav ul a {
  color: var(--ink); font-weight: 600; font-size: 0.95rem;
  text-decoration: none;
}
.nav ul a:hover { color: var(--accent-dark); }
.nav .nav-cta {
  background: var(--ink); color: #fff !important;
  padding: 10px 18px; border-radius: 8px;
  transition: background 0.15s ease;
}
.nav .nav-cta:hover { background: var(--accent-dark); text-decoration: none; }

.nav-toggle {
  display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; color: var(--ink);
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .nav ul {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 8px 24px 16px;
  }
  .nav ul.open { display: flex; }
  .nav ul li { width: 100%; }
  .nav ul a { display: block; padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav ul li:last-child a { border-bottom: 0; }
}

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(ellipse at top right, rgba(245, 158, 11, 0.18), transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(15, 23, 42, 0.06), transparent 50%),
    var(--bg);
  padding: 96px 0 80px;
  text-align: center;
}
.hero h1 { margin-bottom: 18px; }
.hero p { font-size: 1.2rem; color: var(--ink-soft); max-width: 620px; margin: 0 auto 32px; }
.hero-cta { display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.1s ease, background 0.15s ease, border-color 0.15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-secondary { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-secondary:hover { background: var(--ink); color: #fff; }
.btn-accent { background: var(--accent); color: var(--ink); }
.btn-accent:hover { background: var(--accent-dark); color: #fff; }

/* ---------- Gallery ---------- */
.gallery-section { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.gallery-header { text-align: center; margin-bottom: 40px; }
.gallery-header p { color: var(--ink-soft); margin-top: 8px; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 24px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.card-image {
  aspect-ratio: 1 / 1;
  background: #f8fafc;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  padding: 12px;
}
.card-image img { width: 100%; height: 100%; object-fit: contain; }

.card-placeholder {
  width: 100%; height: 100%;
  background:
    radial-gradient(circle at 30% 30%, rgba(245, 158, 11, 0.10), transparent 60%),
    linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.card-placeholder::after {
  content: 'collect303.';
  position: absolute; bottom: 12px; right: 14px;
  color: rgba(255,255,255,0.18); font-size: 0.7rem; font-weight: 700; letter-spacing: -0.3px;
}
.card-placeholder .ph-cat {
  color: #f1f5f9; font-size: 1.05rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 2px;
  padding: 10px 18px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 4px;
}

.card-price-inquire { color: var(--ink-soft); font-size: 1rem; font-weight: 600; }

.card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body .card-title { font-size: 1.05rem; }
.card-body .card-meta { font-size: 0.85rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.5px; }
.card-body .card-price { font-size: 1.25rem; font-weight: 800; color: var(--accent-dark); margin-top: auto; }
.card-body .btn { margin-top: 8px; text-align: center; padding: 10px; font-size: 0.92rem; }

/* ---------- Slider ---------- */
.slider {
  position: relative;
  overflow: hidden;
}
.slider-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 8px;
  scrollbar-width: thin;
}
.slider-track::-webkit-scrollbar { height: 6px; }
.slider-track::-webkit-scrollbar-thumb { background: var(--line); border-radius: 3px; }
.slider-track > .card {
  flex: 0 0 280px;
  scroll-snap-align: start;
}
.slider-controls {
  display: flex; justify-content: center; gap: 12px; margin-top: 20px;
}
.slider-btn {
  background: var(--surface);
  border: 1px solid var(--line);
  width: 42px; height: 42px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s ease;
}
.slider-btn:hover { background: var(--ink); color: #fff; }

/* ---------- Forms ---------- */
.form-wrap {
  max-width: 600px; margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 6px; color: var(--ink); }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: border-color 0.15s ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--accent);
}
.field textarea { min-height: 120px; resize: vertical; }
.field .hint { font-size: 0.8rem; color: var(--ink-soft); margin-top: 4px; }

.form-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.95rem;
  display: none;
}
.form-message.success { display: block; background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.form-message.error { display: block; background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

/* ---------- About ---------- */
.about-content { max-width: 760px; margin: 0 auto; }
.about-content p { margin-bottom: 16px; font-size: 1.05rem; color: var(--ink-soft); }
.about-content h2 { margin-top: 32px; }
.values { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-top: 32px; }
.value {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow);
}
.value h3 { margin-bottom: 8px; color: var(--accent-dark); }
.value p { color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- Footer ---------- */
footer.site-footer {
  background: var(--ink);
  color: #94a3b8;
  padding: 18px 0;
  margin-top: 60px;
  font-size: 0.82rem;
}
footer .container {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
footer a { color: #cbd5e1; text-decoration: none; }
footer a:hover { color: #fff; text-decoration: none; }
footer .footer-links {
  display: flex; gap: 24px; list-style: none; flex-wrap: wrap;
  justify-content: center; margin: 0; padding: 0;
}
footer .footer-copy { color: #94a3b8; }