/* ==========================================================================
   Deskura Shop — design tokens
   Palette: graphite base, chrome text, green→cyan→blue aura accent
   ========================================================================== */

:root {
  --bg: #0c0f0e;
  --bg-raised: #121615;
  --bg-card: #141918;
  --line: #232b29;
  --line-soft: #1a201f;
  --text: #eef1ef;
  --text-dim: #9aa6a2;
  --text-faint: #5f6a67;

  --aura-green: #34d399;
  --aura-cyan: #22d3ee;
  --aura-blue: #3b82f6;
  --aura-gradient: linear-gradient(100deg, var(--aura-green) 0%, var(--aura-cyan) 50%, var(--aura-blue) 100%);

  --danger: #f87171;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius: 3px;
  --radius-lg: 6px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.01em;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ---------- focus ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--aura-cyan);
  outline-offset: 2px;
}

/* ---------- top bar ---------- */
.topbar {
  border-bottom: 1px solid var(--line-soft);
  background: rgba(12, 15, 14, 0.9);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 40;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  max-width: var(--container);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.brand-mark {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand-sub {
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  color: var(--text-dim);
}
.nav-links a { transition: color .15s ease; }
.nav-links a:hover { color: var(--text); }

.topbar-actions { display: flex; align-items: center; gap: 18px; }
.cart-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: border-color .15s ease;
}
.cart-link:hover { border-color: var(--aura-cyan); }
.cart-count {
  background: var(--aura-gradient);
  color: #06110d;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: 88px 0 72px;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
}
.hero-ring {
  position: absolute;
  top: -220px;
  right: -180px;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  border: 90px solid transparent;
  background: conic-gradient(from 180deg, var(--aura-green), var(--aura-cyan), var(--aura-blue), transparent 70%);
  filter: blur(60px);
  opacity: 0.35;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  max-width: 620px;
}
.hero-eyebrow {
  font-size: 13px;
  color: var(--aura-cyan);
  margin-bottom: 18px;
}
.hero h1 {
  font-size: 46px;
  color: var(--text);
}
.hero h1 em {
  font-style: normal;
  background: var(--aura-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  margin-top: 20px;
  font-size: 17px;
  color: var(--text-dim);
  max-width: 460px;
}
.hero-actions { margin-top: 32px; display: flex; gap: 14px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform .15s ease, opacity .15s ease, border-color .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--aura-gradient);
  color: #06110d;
}
.btn-primary:hover { opacity: 0.9; }
.btn-outline {
  border-color: var(--line);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--aura-cyan); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* ---------- category filters ---------- */
.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 32px 0 8px;
}
.filter-pill {
  font-size: 13px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  color: var(--text-dim);
  transition: all .15s ease;
}
.filter-pill:hover { border-color: var(--aura-cyan); color: var(--text); }
.filter-pill.active {
  border-color: transparent;
  background: var(--aura-gradient);
  color: #06110d;
  font-weight: 600;
}

/* ---------- product grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 22px;
  padding: 24px 0 80px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .15s ease;
}
.card:hover { border-color: var(--line); }
.card-media {
  aspect-ratio: 1 / 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 44px;
  color: rgba(255,255,255,0.85);
  border-bottom: 1px solid var(--line-soft);
}
.card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 4px 9px;
  border-radius: 3px;
  background: rgba(12,15,14,0.75);
  color: var(--aura-cyan);
  border: 1px solid var(--line);
}
.card-body {
  padding: 16px 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.card-cat { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.06em; }
.card-name { font-size: 15px; font-weight: 600; }
.card-price-row { margin-top: auto; display: flex; align-items: baseline; gap: 8px; padding-top: 8px; }
.card-price { font-size: 16px; font-weight: 700; }
.card-compare { font-size: 13px; color: var(--text-faint); text-decoration: line-through; }
.card-cta {
  margin-top: 12px;
  width: 100%;
  padding: 10px;
  font-size: 13px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  color: var(--text);
  background: transparent;
  transition: all .15s ease;
}
.card-cta:hover { border-color: transparent; background: var(--aura-gradient); color: #06110d; font-weight: 600; }

/* media gradient variants keyed by category so placeholders differ visually */
.media-tech { background: radial-gradient(circle at 30% 30%, #17323a, #0c0f0e); }
.media-lifestyle { background: radial-gradient(circle at 30% 30%, #2a2038, #0c0f0e); }
.media-home { background: radial-gradient(circle at 30% 30%, #173a24, #0c0f0e); }
.media-fitness { background: radial-gradient(circle at 30% 30%, #3a1f1a, #0c0f0e); }
.media-wellness { background: radial-gradient(circle at 30% 30%, #1a2e3a, #0c0f0e); }

/* ---------- section headings ---------- */
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-top: 56px;
}
.section-head h2 { font-size: 26px; }
.section-head p { color: var(--text-dim); font-size: 14px; }

/* ---------- trust strip ---------- */
.trust {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: 26px 0;
}
.trust-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
  font-size: 13px;
  color: var(--text-dim);
}
.trust-row div { display: flex; align-items: center; gap: 10px; }
.trust-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--aura-gradient);
  flex-shrink: 0;
}

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--line-soft);
  padding: 48px 0 40px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
}
.footer-grid h4 { font-size: 13px; color: var(--text-dim); margin-bottom: 12px; font-weight: 600; }
.footer-grid a, .footer-grid p { font-size: 13px; color: var(--text-faint); }
.footer-grid li { margin-bottom: 8px; }
.footer-bottom {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  color: var(--text-faint);
  display: flex;
  justify-content: space-between;
}

/* ---------- product detail ---------- */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  padding: 56px 0 80px;
}
.pd-media {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 88px;
}
.pd-cat { font-size: 12px; color: var(--aura-cyan); text-transform: uppercase; letter-spacing: 0.06em; }
.pd-name { font-size: 32px; margin-top: 10px; }
.pd-price-row { display: flex; align-items: baseline; gap: 12px; margin-top: 18px; }
.pd-price { font-size: 26px; font-weight: 700; }
.pd-desc { margin-top: 20px; color: var(--text-dim); font-size: 15px; max-width: 480px; }
.pd-qty { display: flex; align-items: center; gap: 14px; margin-top: 28px; }
.qty-control {
  display: flex; align-items: center; border: 1px solid var(--line); border-radius: var(--radius);
}
.qty-control button {
  background: none; border: none; color: var(--text); width: 36px; height: 40px; font-size: 16px;
}
.qty-control input {
  width: 44px; text-align: center; background: none; border: none; color: var(--text); font-size: 14px;
}
.pd-actions { margin-top: 28px; display: flex; gap: 12px; max-width: 420px; }
.pd-stock { margin-top: 16px; font-size: 13px; color: var(--text-faint); }
.pd-meta { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line-soft); font-size: 13px; color: var(--text-dim); }
.pd-meta div { display: flex; justify-content: space-between; padding: 6px 0; }

/* ---------- cart page ---------- */
.cart-page { padding: 56px 0 80px; }
.cart-layout { display: grid; grid-template-columns: 1.7fr 1fr; gap: 44px; align-items: start; }
.cart-row {
  display: grid;
  grid-template-columns: 64px 1fr auto auto;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}
.cart-thumb {
  width: 64px; height: 64px; border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 20px;
  border: 1px solid var(--line-soft);
}
.cart-item-name { font-size: 14px; font-weight: 600; }
.cart-item-cat { font-size: 12px; color: var(--text-faint); margin-top: 2px; }
.cart-item-remove { font-size: 12px; color: var(--text-faint); margin-top: 6px; }
.cart-item-remove:hover { color: var(--danger); }
.cart-price { font-size: 14px; font-weight: 600; text-align: right; min-width: 90px; }
.summary {
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 26px;
  position: sticky;
  top: 100px;
}
.summary h3 { font-size: 16px; margin-bottom: 18px; }
.summary-row { display: flex; justify-content: space-between; font-size: 14px; color: var(--text-dim); padding: 8px 0; }
.summary-row.total { color: var(--text); font-weight: 700; font-size: 16px; border-top: 1px solid var(--line-soft); margin-top: 8px; padding-top: 16px; }
.empty-state { padding: 100px 0; text-align: center; color: var(--text-dim); }

/* ---------- checkout ---------- */
.checkout-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; padding: 56px 0 80px; align-items: start; }
.form-section { margin-bottom: 32px; }
.form-section h3 { font-size: 15px; margin-bottom: 16px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; font-family: var(--font-body); font-weight: 600; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 13px; color: var(--text-dim); }
.field input, .field select {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 14px;
}
.field input:focus, .field select:focus { border-color: var(--aura-cyan); }
.pay-note { font-size: 12px; color: var(--text-faint); margin-top: 14px; line-height: 1.6; }
.order-line { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-dim); padding: 6px 0; }

/* ---------- status pages ---------- */
.status-page { padding: 120px 0; text-align: center; }
.status-icon { width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 24px; background: var(--aura-gradient); }
.status-icon.fail { background: var(--danger); }
.status-page h1 { font-size: 28px; }
.status-page p { color: var(--text-dim); margin-top: 12px; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .nav-links { display: none; }
  .hero h1 { font-size: 34px; }
  .product-detail { grid-template-columns: 1fr; gap: 32px; }
  .cart-layout { grid-template-columns: 1fr; }
  .checkout-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .field-row { grid-template-columns: 1fr; }
  .summary { position: static; }
}