/* ============================================================
   Keylens design system — ported from keylens.net design comps
   (Home/Search/Product .dc.html + nocturne _ds tokens).
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --color-bg: #161826;
  --color-surface: #232532;
  --color-text: #e9e9ed;
  --color-accent: #9184d9;
  --color-accent-300: #d2cefd;
  --color-divider: color-mix(in srgb, #e9e9ed 16%, transparent);

  --color-neutral-100: #f3f5fe;
  --color-neutral-400: #b2b6ca;
  --color-neutral-500: #9397ab;
  --color-neutral-600: #75798c;
  --color-neutral-800: #3f424d;

  --color-accent-100: #f5f4ff;
  --color-accent-800: #423a6a;
  --color-accent-900: #2b2741;

  --font-heading: "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  --shadow-sm: 0 0 0 1px #3f424d;
  --shadow-md: 0 0 0 1px #595d6c, 0 6px 18px rgba(0,0,0,0.55);

  --kl-bevel-hi: rgba(255,255,255,0.07);
  --kl-bevel-lo: rgba(0,0,0,0.40);
  --kl-edge: #3f424d;
  --kl-ph: #1b1d2b;
}

html[data-theme="light"] {
  --color-bg: #eef0f6;
  --color-surface: #ffffff;
  --color-text: #20222e;
  --color-accent: #6a5bc4;
  --color-accent-300: #4c4194;
  --color-divider: color-mix(in srgb, #20222e 14%, transparent);
  --shadow-sm: 0 0 0 1px rgba(32,34,46,0.10);
  --shadow-md: 0 0 0 1px rgba(32,34,46,0.10), 0 6px 18px rgba(32,34,46,0.10);
  --kl-bevel-hi: rgba(255,255,255,0.9);
  --kl-bevel-lo: rgba(32,34,46,0.14);
  --kl-edge: rgba(32,34,46,0.10);
  --kl-ph: #e7e9f2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  text-wrap: pretty;
  background:
    radial-gradient(1100px 640px at 80% -140px, color-mix(in srgb, var(--color-accent-900) 70%, transparent), transparent 60%),
    var(--color-bg);
}
html[data-theme="light"] body {
  background:
    radial-gradient(1100px 640px at 80% -140px, color-mix(in srgb, var(--color-accent) 15%, transparent), transparent 60%),
    var(--color-bg);
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-300); }
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 500; letter-spacing: -0.015em; margin: 0; }
img { display: block; max-width: 100%; }
.mono { font-family: var(--font-mono); }
.muted { color: var(--color-neutral-500); }

@media (max-width: 760px) { .kl-desktop { display: none !important; } }
@media (min-width: 761px) { .kl-mobile { display: none !important; } }
@media (max-width: 760px) {
  .filters-aside { display: none; flex-basis: 100%; max-width: 100%; }
  .filters-aside.is-open { display: block; }
}

/* ---- layout shell ---- */
.page { min-height: 100vh; display: flex; flex-direction: column; }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 clamp(20px, 4vw, 44px); flex: 1; }

/* ---- nav ---- */
.nav-sticky { position: sticky; top: 0; z-index: 60; }
.nav {
  display: flex; align-items: center; gap: 26px;
  padding: 12px clamp(20px, 4vw, 44px);
  background: color-mix(in srgb, var(--color-bg) 84%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  flex-wrap: wrap;
}
.nav-brand { display: flex; align-items: center; gap: 10px; color: var(--color-text); margin-right: auto; }
.nav-brand span { font-weight: 500; font-size: 18px; letter-spacing: -0.01em; }
.nav-brand .mono { font-size: 13px; opacity: 0.5; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a, .nav-links button { color: inherit; font-size: 14px; background: none; border: none; cursor: pointer; font: inherit; padding: 6px 2px; display: inline-flex; align-items: center; gap: 6px; }
.nav-links a:hover, .nav-links button:hover { color: var(--color-accent); }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; background: transparent;
  border: 1px solid var(--color-divider); border-radius: 8px;
  cursor: pointer; color: var(--color-text);
  transition: transform .06s, background .15s;
}
.icon-btn:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.icon-btn:active { transform: translateY(1.5px); }

.mega-menu {
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--color-surface); border-bottom: 1px solid var(--color-divider);
  box-shadow: var(--shadow-md); padding: 28px clamp(20px, 4vw, 44px) 22px;
  max-height: 72vh; overflow: auto;
}
.mega-menu[hidden] { display: none; }
.mega-menu-inner { max-width: 1200px; margin: 0 auto; }
.mega-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 26px 22px; }
.mega-grid a.cat-link { font-weight: 500; font-size: 14px; color: var(--color-text); }
.mega-grid .count { font-family: var(--font-mono); font-size: 11px; opacity: 0.45; margin-left: 4px; }
.mega-sub { display: flex; flex-direction: column; gap: 7px; margin-top: 11px; font-size: 13px; }
.mega-sub a { color: var(--color-neutral-400); }

/* ---- hero ---- */
.hero { padding: clamp(48px, 8vh, 96px) 0 56px; }
.hero h1 { font-size: clamp(38px, 5.6vw, 72px); line-height: 1.08; max-width: 18ch; }
.hero h1 .accent-line { display: block; color: var(--color-accent); }
.hero p { font-size: 16px; line-height: 1.65; color: color-mix(in srgb, var(--color-text) 78%, transparent); max-width: 56ch; margin: 22px 0 0; }
.search-box { position: relative; max-width: 640px; margin-top: 32px; }
.search-box i { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); font-size: 19px; color: var(--color-neutral-500); }
.search-box input {
  width: 100%; height: 58px; padding: 0 60px 0 50px;
  font-family: var(--font-mono); font-size: 14px; color: var(--color-text);
  background: var(--color-surface); border: 1px solid var(--color-divider);
  border-radius: 14px; box-shadow: var(--shadow-sm); caret-color: var(--color-accent);
}
.search-box input:hover { border-color: color-mix(in srgb, var(--color-text) 40%, transparent); }
.search-box input:focus { border-color: var(--color-accent); outline: none; }
.search-box kbd {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono); font-size: 11px; color: var(--color-neutral-500);
  border: 1px solid var(--color-divider); border-radius: 6px; padding: 3px 7px;
}
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.chip {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-neutral-400);
  border: 1px solid var(--color-divider); border-radius: 999px; padding: 5px 12px;
  transition: transform .06s;
}
.chip:hover { color: var(--color-accent); border-color: var(--color-accent); }
.stat-line { display: flex; align-items: center; gap: 10px; margin-top: 26px; font-family: var(--font-mono); font-size: 12px; color: var(--color-neutral-500); flex-wrap: wrap; }
.stat-line i { color: var(--color-accent); }

.hr { height: 1px; background: linear-gradient(to right, transparent, var(--color-divider) 48px, var(--color-divider) calc(100% - 48px), transparent); }

/* ---- section header ---- */
.section { padding: 44px 0 52px; }
.section-head { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.section-head.between { justify-content: space-between; flex-wrap: wrap; }
.section-rule { width: 44px; height: 1px; background: var(--color-accent); }
.section-label { font-size: 12px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--color-accent); }
.section-more { font-size: 13px; }

/* ---- category grid ---- */
.category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(136px, 1fr)); gap: 12px; }
.bevel-card {
  background: linear-gradient(180deg, color-mix(in srgb, var(--color-surface) 88%, white), var(--color-surface));
  border-radius: 11px;
  box-shadow: inset 0 1px 0 var(--kl-bevel-hi), inset 0 -2.5px 0 var(--kl-bevel-lo), 0 0 0 1px var(--kl-edge);
  transition: transform .08s, box-shadow .08s;
  color: var(--color-text);
}
.bevel-card:hover { transform: translateY(-2px); box-shadow: inset 0 1px 0 var(--kl-bevel-hi), inset 0 -2.5px 0 var(--kl-bevel-lo), 0 0 0 1px var(--kl-edge), 0 10px 22px rgba(0,0,0,0.30); }
.bevel-card:active { transform: translateY(1.5px); }
.category-card { display: flex; flex-direction: column; gap: 10px; padding: 16px 16px 14px; }
.category-card i { font-size: 22px; color: var(--color-accent); }
.category-card .name { font-size: 14px; font-weight: 500; }
.category-card .count { display: block; font-family: var(--font-mono); font-size: 11px; font-weight: 400; color: var(--color-neutral-500); margin-top: 2px; }

/* ---- deal split ---- */
.deal { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); background: var(--color-surface); border-radius: 14px; box-shadow: var(--shadow-md); overflow: hidden; }
.deal-info { padding: clamp(22px, 3vw, 34px); display: flex; flex-direction: column; gap: 14px; }
.deal-kicker { font-size: 11px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--color-neutral-500); margin-bottom: 6px; }
.deal-desc { font-size: 13.5px; line-height: 1.6; color: color-mix(in srgb, var(--color-text) 70%, transparent); margin: 10px 0 0; max-width: 46ch; }
.price-row { display: flex; align-items: baseline; gap: 12px; margin-top: auto; }
.price-now { font-family: var(--font-mono); font-size: 34px; font-weight: 700; letter-spacing: -0.02em; }
.price-was { font-family: var(--font-mono); font-size: 15px; color: var(--color-neutral-500); text-decoration: line-through; }
.deal-sellers { padding: clamp(22px, 3vw, 34px); background: color-mix(in srgb, var(--color-bg) 55%, var(--color-surface)); display: flex; flex-direction: column; gap: 2px; justify-content: center; }
.seller-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 11px 12px; border-radius: 9px; }
.seller-row:hover { background: color-mix(in srgb, var(--color-text) 5%, transparent); }
.seller-row.lowest { background: color-mix(in srgb, var(--color-accent) 9%, transparent); box-shadow: inset 0 0 0 1px var(--color-accent); }
.seller-row.oos { opacity: 0.55; }
.seller-row .price { font-family: var(--font-mono); font-size: 14px; font-weight: 700; }
.seller-row .checked { display: block; font-family: var(--font-mono); font-size: 10px; color: var(--color-neutral-500); }

/* ---- product cards (trending / search grid) ---- */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(225px, 1fr)); gap: 14px; }
.product-card { display: flex; flex-direction: column; overflow: hidden; }
.product-thumb { position: relative; height: 132px; background: var(--kl-ph); display: grid; place-items: center; overflow: hidden; }
.product-thumb i { font-size: 38px; color: var(--color-neutral-600); opacity: 0.5; }
.product-thumb img { width: 100%; height: 100%; object-fit: contain; }
.product-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-meta { font-size: 10px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--color-neutral-500); }
.product-name { font-size: 15px; font-weight: 500; line-height: 1.3; }
.product-price-row { display: flex; align-items: baseline; gap: 8px; margin-top: auto; flex-wrap: wrap; }
.product-price-row .now { font-family: var(--font-mono); font-size: 19px; font-weight: 700; }
.product-price-row .was { font-family: var(--font-mono); font-size: 12px; color: var(--color-neutral-500); text-decoration: line-through; }
.product-store { font-size: 11.5px; color: var(--color-neutral-500); }
.product-store .accent { color: var(--color-accent-300); }
.product-checked { display: flex; align-items: center; gap: 5px; font-family: var(--font-mono); font-size: 10px; color: var(--color-neutral-500); }

/* ---- tags / buttons / table (nocturne components) ---- */
.tag { display: inline-flex; align-items: center; font-size: 11px; letter-spacing: 0.02em; padding: 3px 10px; border-radius: 6px; font-family: var(--font-mono); }
.tag-accent { background: var(--color-accent-800); color: var(--color-accent-100); }
.tag-neutral { background: var(--color-neutral-800); color: var(--color-neutral-100); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); background: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none; font-family: var(--font-heading); font-weight: 500;
  font-size: 14px; color: var(--color-text); background: transparent; border: 1px solid transparent;
  padding: 9px 14px; border-radius: var(--radius-md); transition: transform .06s, background .15s;
}
.btn:active { transform: translateY(1.5px); }
.btn-primary { color: var(--color-accent); border-color: var(--color-accent); }
.btn-primary:hover { background: color-mix(in srgb, var(--color-accent) 12%, transparent); color: var(--color-accent); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); color: var(--color-text); }
.btn-ghost { color: var(--color-accent); padding-inline: 6px; }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-neutral-500); padding: 8px; border-bottom: 1px solid var(--color-divider); }
.table td { padding: 10px 8px; border-bottom: 1px solid var(--color-divider); color: var(--color-text); }
.table td:first-child { color: var(--color-neutral-500); width: 42%; }
.table td.mono { font-family: var(--font-mono); font-size: 13px; }

/* ---- breadcrumb ---- */
.breadcrumb { display: flex; align-items: center; gap: 8px; padding: 22px 0 0; font-size: 12.5px; color: var(--color-neutral-500); flex-wrap: wrap; }
.breadcrumb a { color: var(--color-neutral-500); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb .current { color: var(--color-text); }

/* ---- search page ---- */
.search-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding: 18px 0 22px; }
.search-head p { margin: 8px 0 0; font-size: 13.5px; color: color-mix(in srgb, var(--color-text) 65%, transparent); max-width: 60ch; }
.category-search { position: relative; max-width: 560px; margin-top: 20px; }
.category-search i { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); font-size: 16px; color: var(--color-neutral-500); }
.category-search input {
  width: 100%; height: 44px; padding: 0 16px 0 42px; font-family: var(--font-mono); font-size: 13px;
  color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-divider);
  border-radius: 10px; caret-color: var(--color-accent);
}
.category-search input:focus { border-color: var(--color-accent); outline: none; }

.search-layout { display: flex; gap: clamp(20px, 3vw, 40px); padding: 26px 0 64px; flex-wrap: wrap; }
.filters-aside { flex: 1 1 200px; max-width: 240px; min-width: 186px; }
.filters-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.filters-head .label { font-size: 11px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--color-neutral-500); }
.filters-head button { background: none; border: none; cursor: pointer; font-size: 12px; color: var(--color-accent); padding: 0; }
.filter-group { margin-bottom: 22px; }
.filter-group .label { font-size: 11px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--color-neutral-500); margin-bottom: 9px; }
.filter-opts { display: flex; flex-direction: column; gap: 2px; }
.filter-opt { display: flex; align-items: center; gap: 8px; cursor: pointer; padding: 3px 0; font-size: 13px; }
.filter-opt:hover { color: var(--color-accent); }
.filter-opt input { accent-color: var(--color-accent); }
.filter-opt .count { margin-left: auto; font-family: var(--font-mono); font-size: 11px; color: var(--color-neutral-500); }
.results-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 16px; flex-wrap: wrap; }
.results-count { font-family: var(--font-mono); font-size: 12px; color: var(--color-neutral-500); }
.sort-select { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--color-neutral-500); }
.sort-select select { font: inherit; font-size: 13px; color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-divider); border-radius: var(--radius-md); padding: 6px 10px; cursor: pointer; }
.empty-state { text-align: center; padding: 64px 20px; color: var(--color-neutral-500); }
.empty-state i { font-size: 34px; }
.empty-state p { font-size: 14px; margin: 12px 0 16px; }
.seg { display: inline-flex; overflow: hidden; border: 1px solid var(--color-divider); border-radius: var(--radius-md); background: var(--color-surface); }
.seg-opt { display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; font-size: 13px; cursor: pointer; }
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt.active { color: var(--color-accent); box-shadow: inset 0 0 0 1px var(--color-accent); }

/* ---- product page ---- */
.product-hero { display: flex; gap: clamp(24px, 3.5vw, 48px); padding: 26px 0 40px; flex-wrap: wrap; }
.product-gallery { flex: 1 1 340px; min-width: 280px; max-width: 520px; }
.product-gallery-main { position: relative; aspect-ratio: 4/3; background: var(--kl-ph); border-radius: 14px; box-shadow: var(--shadow-sm); display: grid; place-items: center; overflow: hidden; }
.product-gallery-main i { font-size: 72px; color: var(--color-neutral-600); opacity: 0.45; }
.product-gallery-main img { width: 100%; height: 100%; object-fit: contain; }
.product-info { flex: 1 1 380px; min-width: 300px; }
.product-info .eyebrow { font-size: 11px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--color-neutral-500); margin-bottom: 8px; }
.product-info h1 { font-size: clamp(26px, 3vw, 36px); }
.spec-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.buy-box { margin-top: 24px; padding: 20px 22px; background: var(--color-surface); border-radius: 14px; box-shadow: var(--shadow-md); }
.buy-box-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.buy-box-price { display: flex; align-items: baseline; gap: 14px; margin-top: 12px; flex-wrap: wrap; }
.buy-box-price .now { font-family: var(--font-mono); font-size: 40px; font-weight: 700; letter-spacing: -0.02em; }
.buy-box-price .was { font-family: var(--font-mono); font-size: 16px; color: var(--color-neutral-500); text-decoration: line-through; }
.buy-box-sub { font-size: 12.5px; color: var(--color-neutral-500); margin-top: 6px; }
.buy-box-actions { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.disclaimer { display: flex; align-items: center; gap: 8px; margin-top: 14px; font-size: 12px; color: var(--color-neutral-500); }
.seller-list { display: flex; flex-direction: column; gap: 8px; max-width: 760px; }
.seller-list .seller-row { background: var(--color-surface); box-shadow: var(--shadow-sm); }
.seller-list .seller-row:hover { box-shadow: var(--shadow-md); }
.seller-list .name { font-size: 14px; min-width: 110px; }
.seller-list .ship { font-size: 12px; color: var(--color-neutral-500); }

.price-history { max-width: 760px; background: var(--color-surface); box-shadow: var(--shadow-sm); border-radius: 12px; padding: 16px 18px; }
.price-history svg { display: block; }
.price-history-labels { display: flex; justify-content: space-between; align-items: center; margin-top: 6px; font-family: var(--font-mono); font-size: 11px; color: var(--color-neutral-500); }
.price-history-range { font-weight: 600; color: var(--color-neutral-700, var(--ink)); }
.price-history-empty { max-width: 760px; background: var(--color-surface); box-shadow: var(--shadow-sm); border-radius: 12px; padding: 16px 18px; font-size: 13px; color: var(--color-neutral-500); }

/* ---- footer ---- */
.footer { border-top: 1px solid var(--color-divider); background: color-mix(in srgb, var(--color-bg) 70%, black 4%); }
.footer-grid { max-width: 1200px; margin: 0 auto; padding: 40px clamp(20px, 4vw, 44px) 32px; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; }
.footer-col { display: flex; flex-direction: column; gap: 8px; font-size: 13px; }
.footer-col .label { font-size: 11px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--color-neutral-500); margin-bottom: 4px; }
.footer-col a { color: var(--color-neutral-400); }
.footer-brand p { font-size: 12.5px; line-height: 1.6; color: var(--color-neutral-500); margin: 0; max-width: 34ch; }
.footer-bottom { max-width: 1200px; margin: 0 auto; padding: 0 clamp(20px, 4vw, 44px) 28px; font-family: var(--font-mono); font-size: 11px; color: var(--color-neutral-600); }