/* Home Session — Claude Code inspired storefront
 * Dark terminal surface, mono accents, earthy brand highlights from the label palette.
 */

:root {
  --bg:         #0e0e10;
  --bg-panel:   #17171a;
  --bg-elev:   #1d1d21;
  --bg-line:   #2a2a30;
  --ink:       #eae4d6;
  --ink-soft:  #b8b2a4;
  --muted:     #8a8479;
  --terra:     #C57B57;
  --terra-2:   #d99a7a;
  --mustard:   #D9A24E;
  --teal:      #6ea3a9;
  --olive:     #a5b993;
  --clay:      #d17250;
  --cream:     #F4EDDF;
  --danger:    #e07a5f;
  --success:   #86b06a;
  --radius:    10px;
  --mono:      'JetBrains Mono', 'IBM Plex Mono', 'SF Mono', ui-monospace, Menlo, Consolas, monospace;
  --sans:      'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at 20% -10%, rgba(197,123,87,0.08), transparent 40%),
    radial-gradient(circle at 100% 0%, rgba(46,84,89,0.10), transparent 40%);
  background-attachment: fixed;
}

h1, h2, h3, h4 {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 .5em;
  line-height: 1.2;
}
h1 { font-size: clamp(2rem, 4.4vw, 3.4rem); font-weight: 500; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.1rem); font-weight: 500; }
h3 { font-size: 1.05rem; }
h4 { font-size: .9rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }

p { margin: 0 0 1em; color: var(--ink-soft); }
a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--terra-2); }

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

code, kbd, .mono { font-family: var(--mono); font-size: .88em; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* -------- top bar ---------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(14,14,16,0.85);
  backdrop-filter: saturate(1.3) blur(10px);
  border-bottom: 1px solid var(--bg-line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  max-width: 1180px;
  margin: 0 auto;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: .95rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink);
}
.brand .h-mark {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: var(--cream);
  display: inline-grid;
  place-items: center;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 15px;
  color: #1F1D1A;
  letter-spacing: 0;
}
.brand .sub { color: var(--muted); font-size: .82rem; }

nav {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: .82rem;
}
nav a {
  padding: 8px 12px;
  color: var(--ink-soft);
  border-radius: 6px;
  letter-spacing: .02em;
}
nav a:hover { background: var(--bg-panel); color: var(--ink); }
nav a.active { background: var(--bg-panel); color: var(--terra-2); }
.cart-link { display: inline-flex; align-items: center; gap: 8px; }
.cart-count {
  background: var(--terra);
  color: #1a1a1a;
  font-family: var(--mono);
  font-size: .7rem;
  min-width: 20px; height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* -------- terminal prompt eyebrow ----------------------------------------- */
.prompt {
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--muted);
  letter-spacing: .04em;
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.prompt::before {
  content: "▶";
  color: var(--terra);
}
.prompt .cmd { color: var(--olive); }

.eyebrow {
  font-family: var(--mono);
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--terra);
  margin-bottom: 12px;
  display: block;
}

/* -------- hero ------------------------------------------------------------- */
.hero {
  padding: 88px 0 72px;
  border-bottom: 1px solid var(--bg-line);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero h1 span.accent { color: var(--terra-2); }
.hero .lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 44ch;
  margin-top: 4px;
}
.hero-image {
  position: relative;
  aspect-ratio: 5 / 4;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--bg-line);
  background: var(--bg-panel);
}
.hero-image::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(14,14,16,0.35) 100%);
}
.hero-image svg { width: 100%; height: 100%; display: block; }

/* -------- buttons ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 18px;
  border-radius: 8px;
  font-family: var(--mono);
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .02em;
  cursor: pointer;
  transition: transform .06s ease, background .15s ease, color .15s ease, border-color .15s ease;
  border: 1px solid var(--terra);
  background: var(--terra);
  color: #1a1a1a;
  text-decoration: none;
}
.btn::before { content: "$"; opacity: .55; }
.btn:hover { background: var(--terra-2); border-color: var(--terra-2); color: #1a1a1a; }
.btn:active { transform: translateY(1px); }
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--bg-line);
}
.btn.ghost::before { color: var(--muted); }
.btn.ghost:hover { background: var(--bg-panel); border-color: var(--terra); color: var(--terra-2); }
.btn.block { display: flex; width: 100%; justify-content: center; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* -------- section titles --------------------------------------------------- */
.section { padding: 72px 0; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 40px;
  gap: 24px;
  flex-wrap: wrap;
}
.section-head p { margin: 0; color: var(--muted); font-family: var(--mono); font-size: .82rem; }
.section-head a { color: var(--terra-2); }
.section-head a::after { content: " →"; }

/* -------- product grid ----------------------------------------------------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.product-card {
  display: block;
  color: var(--ink);
  background: var(--bg-panel);
  border: 1px solid var(--bg-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .15s ease, transform .15s ease;
}
.product-card:hover {
  border-color: var(--terra);
  transform: translateY(-2px);
}
.product-card .thumb {
  aspect-ratio: 1 / 1;
  background: var(--cream);
  position: relative;
  overflow: hidden;
}
.product-card .thumb img,
.product-card .thumb svg { width: 100%; height: 100%; object-fit: cover; }
.product-card .tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(23,23,26,0.85);
  color: var(--ink);
  padding: 4px 10px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.product-card .meta {
  padding: 16px 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
}
.product-card .meta h3 {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
}
.product-card .meta .tagline {
  font-size: .8rem;
  color: var(--muted);
  margin: 0;
}
.product-card .price {
  font-family: var(--mono);
  font-size: .9rem;
  color: var(--terra-2);
  white-space: nowrap;
}

/* -------- filter chips ----------------------------------------------------- */
.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  font-family: var(--mono);
  font-size: .8rem;
}
.filter-chip {
  padding: 6px 12px;
  border: 1px solid var(--bg-line);
  background: var(--bg-panel);
  color: var(--ink-soft);
  border-radius: 999px;
  cursor: pointer;
  letter-spacing: .04em;
}
.filter-chip:hover { color: var(--ink); border-color: var(--terra); }
.filter-chip.active {
  color: #1a1a1a;
  background: var(--terra);
  border-color: var(--terra);
}
.filter-chip::before { content: "# "; opacity: .55; }

/* -------- product detail --------------------------------------------------- */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  padding: 56px 0 24px;
}
.product-detail .thumb {
  aspect-ratio: 1 / 1;
  background: var(--cream);
  border: 1px solid var(--bg-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.product-detail .thumb img,
.product-detail .thumb svg { width: 100%; height: 100%; object-fit: cover; }
.product-detail h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: .2em; font-weight: 500; }
.product-detail .tagline { color: var(--muted); margin-bottom: 24px; }
.product-detail .price {
  font-family: var(--mono);
  font-size: 1.2rem;
  color: var(--terra-2);
  margin-bottom: 26px;
}
.product-detail .desc {
  max-width: 46ch;
  color: var(--ink-soft);
  margin-bottom: 24px;
}
.product-detail .variants {
  border: 1px dashed var(--bg-line);
  border-radius: 8px;
  padding: 12px 14px;
  font-family: var(--mono);
  font-size: .82rem;
  color: var(--ink-soft);
  margin-bottom: 24px;
}
.product-detail .variants strong {
  color: var(--muted);
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .72rem;
  display: block;
  margin-bottom: 8px;
}
.product-detail .variants ul { margin: 0; padding: 0; list-style: none; }
.product-detail .variants li::before { content: "// "; color: var(--muted); }

.product-detail .qty {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 20px;
  font-family: var(--mono);
}
.product-detail .qty button {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--bg-panel);
  border: 1px solid var(--bg-line);
  color: var(--ink);
  cursor: pointer;
  font-size: 1rem;
}
.product-detail .qty button:hover { border-color: var(--terra); color: var(--terra-2); }
.product-detail .qty input {
  width: 48px; text-align: center;
  border: none;
  background: transparent;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 1rem;
}

.notes {
  margin-top: 36px;
  border-top: 1px solid var(--bg-line);
  padding-top: 24px;
}
.notes h4 { color: var(--muted); margin-bottom: 8px; }
.notes p { font-size: .9rem; }

/* -------- cart ------------------------------------------------------------- */
.cart-wrap {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  padding: 40px 0 80px;
  align-items: start;
}
.cart-list { list-style: none; padding: 0; margin: 0; }
.cart-row {
  display: grid;
  grid-template-columns: 88px 1fr auto auto;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--bg-line);
}
.cart-row .thumb {
  width: 88px; height: 88px;
  background: var(--cream);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--bg-line);
}
.cart-row .thumb img,
.cart-row .thumb svg { width: 100%; height: 100%; object-fit: cover; }
.cart-row .info h4 { margin: 0 0 4px; font-family: var(--sans); font-size: 1rem; color: var(--ink); text-transform: none; letter-spacing: 0; font-weight: 500; }
.cart-row .info small { color: var(--muted); font-family: var(--mono); font-size: .8rem; }
.cart-row .qty { display: flex; align-items: center; gap: 8px; font-family: var(--mono); }
.cart-row .qty button {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: var(--bg-panel);
  border: 1px solid var(--bg-line);
  color: var(--ink);
  cursor: pointer;
}
.cart-row .qty button:hover { border-color: var(--terra); color: var(--terra-2); }
.cart-row .qty span { min-width: 22px; text-align: center; }
.cart-row .row-total {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--terra-2);
}
.cart-row .remove {
  background: none; border: none; cursor: pointer;
  color: var(--muted); font-size: .8rem;
  font-family: var(--mono);
  margin-left: 8px;
  padding: 0;
  letter-spacing: .04em;
}
.cart-row .remove::before { content: "rm "; opacity: .7; }
.cart-row .remove:hover { color: var(--danger); }

.cart-summary {
  background: var(--bg-panel);
  border: 1px solid var(--bg-line);
  border-radius: var(--radius);
  padding: 24px;
  position: sticky;
  top: 96px;
}
.cart-summary h3 {
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--muted);
  font-weight: 500;
}
.cart-summary h3::before { content: "# "; color: var(--terra); }
.cart-summary .line {
  display: flex; justify-content: space-between;
  padding: 6px 0;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: .85rem;
}
.cart-summary .line.total {
  border-top: 1px dashed var(--bg-line);
  margin-top: 10px;
  padding-top: 14px;
  color: var(--ink);
  font-size: 1.05rem;
}
.cart-summary .line.total span:last-child { color: var(--terra-2); }
.cart-summary .btn { margin-top: 20px; }
.cart-summary .fine {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--muted);
  margin-top: 14px;
  margin-bottom: 0;
}

.empty-cart {
  padding: 80px 0;
  text-align: center;
  color: var(--muted);
  font-family: var(--mono);
}

/* -------- info band -------------------------------------------------------- */
.info-band {
  background: var(--bg-panel);
  padding: 64px 0;
  border-top: 1px solid var(--bg-line);
  border-bottom: 1px solid var(--bg-line);
}
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.info-grid h4 {
  color: var(--terra);
  margin-bottom: 10px;
}
.info-grid h4::before { content: "// "; color: var(--muted); }
.info-grid p { margin: 0; color: var(--ink-soft); font-size: .93rem; }

/* -------- footer ----------------------------------------------------------- */
footer {
  background: var(--bg);
  color: var(--ink-soft);
  padding: 56px 0 28px;
  font-size: .9rem;
  border-top: 1px solid var(--bg-line);
}
footer .container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
footer h4 { color: var(--muted); margin-bottom: 14px; }
footer a {
  color: var(--ink-soft);
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: .85rem;
}
footer a:hover { color: var(--terra-2); }
.footer-bottom {
  border-top: 1px solid var(--bg-line);
  margin-top: 40px;
  padding-top: 20px;
  font-family: var(--mono);
  font-size: .76rem;
  color: var(--muted);
  text-align: center;
}

/* -------- notices ---------------------------------------------------------- */
.notice, .error {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: .88rem;
  margin: 16px 0;
  font-family: var(--mono);
  border: 1px solid;
}
.notice { background: rgba(217,162,78,0.08); border-color: rgba(217,162,78,0.3); color: var(--mustard); }
.error  { background: rgba(224,122,95,0.08); border-color: rgba(224,122,95,0.3); color: var(--danger); }
.notice::before { content: "[note] "; color: var(--muted); }
.error::before  { content: "[error] "; color: var(--muted); }

/* -------- code panel (used on about / success / cancel) ------------------- */
.code-panel {
  background: var(--bg-panel);
  border: 1px solid var(--bg-line);
  border-radius: var(--radius);
  padding: 24px 26px;
  font-family: var(--mono);
  font-size: .88rem;
  color: var(--ink-soft);
  overflow: auto;
}
.code-panel .keyword { color: var(--terra); }
.code-panel .string  { color: var(--olive); }
.code-panel .comment { color: var(--muted); }
.code-panel .number  { color: var(--mustard); }

/* -------- utility ---------------------------------------------------------- */
.center { text-align: center; }
.narrow { max-width: 720px; margin: 0 auto; }
.divider {
  border: 0;
  border-top: 1px dashed var(--bg-line);
  margin: 32px 0;
}

/* -------- responsive ------------------------------------------------------- */
@media (max-width: 840px) {
  .hero { padding: 56px 0 40px; }
  .hero-grid, .product-detail, .cart-wrap, .info-grid { grid-template-columns: 1fr; gap: 32px; }
  footer .container { grid-template-columns: 1fr 1fr; }
  .cart-summary { position: static; }
  .header-inner { padding: 10px 16px; gap: 12px; }
  nav a { padding: 6px 8px; font-size: .78rem; }
  .brand .sub { display: none; }
  .section { padding: 48px 0; }
}
@media (max-width: 520px) {
  footer .container { grid-template-columns: 1fr; }
  .cart-row { grid-template-columns: 72px 1fr auto; gap: 12px; }
  .cart-row .row-total { grid-column: 2 / span 2; text-align: right; }
}