:root {
  --ink: #14161a;
  --ink-soft: #1d2026;
  --card: #efe8d6;
  --card-shadow: #c9bf9f;
  --amber: #c1892f;
  --amber-deep: #8f5e18;
  --teal: #3f6b64;
  --paper-line: rgba(20, 22, 26, 0.14);
  --text-on-ink: #efe8d6;
  --text-muted: #a9a293;

  --font-display: "Fraunces", Georgia, serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --font-body: "Inter", -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text-on-ink);
  font-family: var(--font-body);
  line-height: 1.5;
}

a { color: inherit; }

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Hero ---------- */

.site-header {
  padding: 28px 0 10px;
  border-bottom: 1px solid rgba(239, 232, 214, 0.12);
}

.brand {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand-mark {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid var(--amber-deep);
  padding: 4px 10px;
  border-radius: 2px;
}

.brand-name {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.hero {
  padding: 64px 0 56px;
  position: relative;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 18px;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.02;
  margin: 0 0 20px;
  max-width: 14ch;
}

.hero-sub {
  max-width: 46ch;
  color: var(--text-muted);
  font-size: 17px;
  margin: 0;
}

.hero-index {
  position: absolute;
  right: 0;
  top: 60px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  text-align: right;
  display: none;
}

@media (min-width: 780px) {
  .hero-index { display: block; }
}

/* ---------- Catalog grid ---------- */

.catalog {
  padding: 10px 0 90px;
}

.catalog-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 22px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.catalog-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(239, 232, 214, 0.14);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 26px;
}

.card {
  background: var(--card);
  color: var(--ink);
  border-radius: 3px;
  position: relative;
  box-shadow: 0 1px 0 var(--card-shadow), 0 14px 30px -18px rgba(0,0,0,0.6);
  transform: rotate(var(--tilt, 0deg));
  transition: transform 0.2s ease;
  display: flex;
  flex-direction: column;
}

.card:nth-child(3n+1) { --tilt: -0.6deg; }
.card:nth-child(3n+2) { --tilt: 0.4deg; }
.card:nth-child(3n+3) { --tilt: -0.3deg; }

.card:hover { transform: rotate(0deg) translateY(-3px); }

.card-tab {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-on-ink);
  background: var(--teal);
  padding: 5px 12px;
  width: fit-content;
  border-radius: 2px 2px 0 0;
  margin-left: 18px;
}

.card-body {
  padding: 22px 20px 20px;
  border: 1px solid var(--card-shadow);
  border-radius: 0 3px 3px 3px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-title {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  margin: 0 0 8px;
  line-height: 1.15;
}

.card-sub {
  font-size: 14px;
  color: #4a453a;
  margin: 0 0 18px;
  flex: 1;
}

.card-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #6b6455;
  display: flex;
  gap: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--card-shadow);
  margin-bottom: 16px;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.price-stamp {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  color: var(--amber-deep);
  border: 1.5px solid var(--amber-deep);
  padding: 3px 9px;
  border-radius: 2px;
  transform: rotate(-3deg);
}

.buy-btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  background: var(--ink);
  color: var(--card);
  padding: 10px 16px;
  border-radius: 2px;
  transition: background 0.15s ease;
}

.buy-btn:hover { background: var(--amber-deep); }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid rgba(239, 232, 214, 0.12);
  padding: 22px 0 40px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
}

/* ---------- Thanks / download page ---------- */

.thanks-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.receipt {
  background: var(--card);
  color: var(--ink);
  width: 100%;
  max-width: 420px;
  padding: 34px 30px;
  border-radius: 3px;
  box-shadow: 0 20px 60px -20px rgba(0,0,0,0.7);
  text-align: center;
}

.receipt-stamp {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1px solid var(--teal);
  display: inline-block;
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 18px;
  transform: rotate(-2deg);
}

.receipt-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  margin: 0 0 10px;
}

.receipt-sub {
  font-size: 14px;
  color: #4a453a;
  margin: 0 0 26px;
}

.receipt-dashes {
  border-top: 1px dashed var(--card-shadow);
  margin: 22px 0;
}

.download-btn {
  display: block;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 13px;
  text-decoration: none;
  background: var(--ink);
  color: var(--card);
  padding: 14px;
  border-radius: 2px;
  margin-bottom: 14px;
}

.download-btn:hover { background: var(--amber-deep); }

.receipt-note {
  font-size: 12.5px;
  color: #7a7462;
}

.error-state {
  font-family: var(--font-mono);
  font-size: 13px;
  color: #7a7462;
}