:root {
  --bg: #0f1117;
  --bg-soft: #141824;
  --card: rgba(22, 27, 39, 0.86);
  --card-strong: #171d2b;
  --line: rgba(151, 164, 196, 0.16);
  --text: #eef3ff;
  --muted: #97a4bf;
  --faint: #68738c;
  --accent: #5b8af0;
  --accent-2: #7c5cff;
  --green: #34d399;
  --red: #fb7185;
  --amber: #fbbf24;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.34);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 0%, rgba(91, 138, 240, 0.18), transparent 32rem),
    radial-gradient(circle at 92% 12%, rgba(124, 92, 255, 0.16), transparent 26rem),
    var(--bg);
}

a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { cursor: pointer; }

.site-header, .site-footer, main { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  gap: 18px;
}
.brand-mark { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -0.03em; font-size: 1.2rem; }
.logo-dot { width: 18px; height: 18px; border-radius: 999px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 0 28px rgba(91, 138, 240, 0.7); }
.top-nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.top-nav a { color: var(--muted); padding: 9px 12px; border-radius: 999px; transition: 150ms ease; }
.top-nav a:hover, .top-nav a.active { color: var(--text); background: rgba(255, 255, 255, 0.06); }

.hero { padding: 72px 0 40px; }
.search-hero { display: grid; grid-template-columns: minmax(0, 0.86fr) minmax(360px, 1.14fr); gap: 32px; align-items: end; }
.hero-copy h1, .page-hero h1 { margin: 10px 0 16px; font-size: clamp(2.35rem, 7vw, 5.6rem); line-height: 0.92; letter-spacing: -0.075em; }
.hero-copy p, .page-hero p { color: var(--muted); font-size: 1.08rem; line-height: 1.65; max-width: 640px; }
.eyebrow { color: var(--accent); font-size: 0.78rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.16em; }

.search-panel, .glass-panel, .metric-card, .listing-card, .dashboard-card, .history-card, .lens-info-panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.045), rgba(255,255,255,0.02)), var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  border-radius: 28px;
}
.search-panel { padding: 18px; }
.search-input-wrap { display: flex; gap: 10px; }
.search-input-wrap input {
  min-width: 0;
  width: 100%;
  height: 64px;
  border: 1px solid rgba(91, 138, 240, 0.38);
  background: #0c0f16;
  color: var(--text);
  border-radius: 20px;
  padding: 0 20px;
  font-size: 1.05rem;
  outline: none;
}
.search-input-wrap input:focus, input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(91, 138, 240, 0.15); }
.search-input-wrap button, .primary-button, .buy-button {
  border: 0;
  border-radius: 18px;
  padding: 0 22px;
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  font-weight: 800;
  box-shadow: 0 12px 30px rgba(91, 138, 240, 0.25);
}
.primary-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; }
.filter-row { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin-top: 12px; }
label span { display: block; margin: 0 0 7px 3px; color: var(--muted); font-size: 0.78rem; font-weight: 700; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #101520;
  color: var(--text);
  border-radius: 14px;
  padding: 12px 13px;
  outline: none;
}
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }

.results-shell, .content-section { padding: 34px 0 72px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.section-heading h2 { margin: 7px 0 0; font-size: clamp(1.5rem, 4vw, 2.3rem); letter-spacing: -0.055em; }
.muted { color: var(--muted); }
.results-with-info { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 18px; align-items: start; }
.results-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.results-with-info:not(:has(.lens-info-panel:not(.hidden))) { grid-template-columns: 1fr; }
.results-with-info:not(:has(.lens-info-panel:not(.hidden))) .results-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.listing-card { position: relative; padding: 0; display: grid; grid-template-rows: auto 1fr; gap: 0; overflow: hidden; box-shadow: none; text-align: left; }
.listing-card.is-selected { border-color: rgba(91, 138, 240, 0.7); box-shadow: 0 0 0 1px rgba(91, 138, 240, 0.16), 0 16px 42px rgba(0,0,0,0.22); }
.listing-card:hover { transform: translateY(-1px); border-color: rgba(151,164,196,0.3); }
.listing-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: linear-gradient(90deg, var(--accent), transparent); opacity: 0.9; }
.listing-image { width: 100%; aspect-ratio: 16 / 9; min-height: 200px; overflow: hidden; background: #101520; }
.listing-card img { width: 100%; height: 200px; display: block; object-fit: cover; }
.listing-image-placeholder { display: grid; place-items: center; min-height: 200px; background: #1a1f2e; color: var(--faint); }
.listing-image { position: relative; }
.brand-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 0;
  line-height: 1;
  z-index: 2;
  border-radius: 8px;
  padding: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand-badge svg text { font-weight: 900; font-family: sans-serif; }
.type-badges {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 5px;
  z-index: 2;
}
.lens-type-badge {
  font-size: 0.64rem;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 8px;
  background: rgba(0,0,0,0.72);
  color: #fff;
  letter-spacing: 0.04em;
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  gap: 3px;
}
.listing-image-placeholder::before { content: "📷"; font-size: 2.1rem; opacity: 0.72; filter: grayscale(1); }
.listing-card-content { display: grid; gap: 14px; padding: 18px; }
.card-top { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.card-title { margin: 0; font-size: 1.05rem; letter-spacing: -0.03em; }
.card-subtitle { color: var(--muted); margin-top: 5px; font-size: 0.9rem; }
.price { font-size: 1.55rem; font-weight: 850; letter-spacing: -0.055em; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip, .badge { border: 1px solid var(--line); color: var(--muted); background: rgba(255,255,255,0.035); padding: 6px 9px; border-radius: 999px; font-size: 0.78rem; font-weight: 700; }
.badge.drop { color: #10251b; background: var(--green); border-color: var(--green); }
.lens-specs-badge { border: 1px solid rgba(91,138,240,0.26); background: rgba(91,138,240,0.09); color: var(--muted); padding: 10px; border-radius: 16px; display: grid; gap: 6px; font-size: 0.78rem; }
.lens-specs-badge strong { color: var(--text); font-size: 0.86rem; }
.lens-specs-badge .spec-row { display: flex; flex-wrap: wrap; gap: 6px 10px; }
.lens-links { display: flex; flex-wrap: wrap; gap: 8px; }
.lens-links a, .lens-link-disabled {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 0.78rem;
  font-weight: 800;
}
.lens-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.04);
  color: var(--text);
}
.lens-links a:hover { border-color: var(--accent); color: white; background: rgba(91,138,240,0.16); }
.lens-link-disabled { color: var(--faint); background: rgba(255,255,255,0.02); }
.lens-info-panel { position: sticky; top: 18px; padding: 20px; box-shadow: none; }
.lens-info-panel h3 { margin: 7px 0 8px; font-size: 1.45rem; letter-spacing: -0.045em; }
.lens-info-panel dl { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 18px 0; }
.lens-info-panel dt { color: var(--muted); font-size: 0.74rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; }
.lens-info-panel dd { margin: 4px 0 0; font-weight: 800; }
.lens-info-panel .panel-note { border-top: 1px solid var(--line); margin-top: 16px; padding-top: 14px; line-height: 1.55; }
.card-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; }
.buy-button { padding: 11px 14px; border-radius: 14px; }
.buy-button:hover, .primary-button:hover, .search-input-wrap button:hover { transform: translateY(-1px); filter: brightness(1.06); }
.seller { color: var(--muted); font-size: 0.9rem; }

.loading, .notice { border: 1px solid var(--line); background: rgba(255,255,255,0.04); border-radius: 18px; padding: 18px; margin-bottom: 16px; color: var(--muted); }
.error { color: #fecdd3; border-color: rgba(251, 113, 133, 0.35); background: rgba(251, 113, 133, 0.08); }
.hidden { display: none !important; }
.spinner { width: 18px; height: 18px; display: inline-block; vertical-align: -3px; margin-right: 8px; border-radius: 999px; border: 2px solid rgba(255,255,255,0.18); border-top-color: var(--accent); animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 22px; flex-wrap: wrap; }
.pagination button { border: 1px solid var(--line); background: #121722; color: var(--text); border-radius: 12px; padding: 10px 13px; }
.pagination button.active { background: var(--accent); border-color: var(--accent); }
.pagination button:disabled { opacity: 0.45; cursor: not-allowed; }

.page-hero { padding: 64px 0 30px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.glass-panel, .dashboard-card, .history-card, .metric-card { padding: 22px; box-shadow: none; }
.glass-panel h2, .dashboard-card h2, .history-card h2 { margin-top: 0; letter-spacing: -0.04em; }
.feature-list { display: grid; gap: 14px; padding: 0; margin: 0; list-style: none; }
.feature-list li { border-top: 1px solid var(--line); padding-top: 14px; color: var(--muted); line-height: 1.55; }
.feature-list strong { color: var(--text); }
.metric-card .metric { font-size: 2.1rem; font-weight: 850; letter-spacing: -0.06em; margin: 8px 0 4px; }
.list-stack { display: grid; gap: 10px; margin-top: 14px; }
.list-item { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 13px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,0.025); }
.list-item small { color: var(--muted); display: block; margin-top: 3px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; }
.form-grid .full { grid-column: 1 / -1; }
.secondary-button, .danger-button { border: 1px solid var(--line); border-radius: 13px; background: rgba(255,255,255,0.04); color: var(--text); padding: 9px 11px; }
.danger-button { color: #fecdd3; border-color: rgba(251,113,133,0.25); }
.chart-wrap { position: relative; min-height: 330px; }
.demo-listings { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.table-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-bottom: 16px; }
.table-toolbar input { max-width: 380px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,0.025); }
.price-guide-table { width: 100%; border-collapse: collapse; min-width: 880px; }
.price-guide-table th, .price-guide-table td { padding: 13px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.price-guide-table th { color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; cursor: pointer; user-select: none; background: rgba(255,255,255,0.035); }
.price-guide-table tr:hover td { background: rgba(255,255,255,0.025); }
.price-guide-table td:first-child { font-weight: 800; color: var(--text); }
.lens-thumb, .lens-thumb-placeholder { width: 68px; height: 46px; border-radius: 12px; display: block; object-fit: cover; background: #1a1f2e; }
.lens-thumb-placeholder { display: grid; place-items: center; color: var(--faint); }
.lens-thumb-placeholder::before { content: "📷"; font-size: 1.1rem; opacity: 0.7; filter: grayscale(1); }

.site-footer { color: var(--faint); border-top: 1px solid var(--line); padding: 24px 0 36px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 920px) {
  .search-hero, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .filter-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .results-with-info, .results-with-info:not(:has(.lens-info-panel:not(.hidden))) { grid-template-columns: 1fr; }
  .results-grid, .results-with-info:not(:has(.lens-info-panel:not(.hidden))) .results-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .results-with-info > .lens-info-panel { display: none !important; }
  .mobile-lens-info-panel {
    display: block !important;
    position: static;
    grid-column: 1 / -1;
    margin-top: -4px;
    margin-bottom: 10px;
  }
}
/* Contact page */
.contact-card { margin-bottom: 24px; }
.contact-card ul { margin: 8px 0 0 20px; }
.contact-card li { margin-bottom: 6px; color: var(--text); }
.contact-email { font-size: 1.2rem; font-weight: 600; color: var(--brand, #3b82f6); }
.contact-email:hover { opacity: 0.85; }

@media (max-width: 640px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .top-nav { justify-content: flex-start; }
  .hero { padding-top: 42px; }
  .search-input-wrap { flex-direction: column; }
  .search-input-wrap button { min-height: 54px; }
  .filter-row, .results-grid, .results-with-info:not(:has(.lens-info-panel:not(.hidden))) .results-grid, .demo-listings, .form-grid { grid-template-columns: 1fr; }
  .section-heading, .list-item, .card-actions { align-items: flex-start; flex-direction: column; }
  .table-toolbar { align-items: stretch; flex-direction: column; }
  .table-toolbar input { max-width: none; }
}