:root {
  --ink: #0c1118;
  --ink-2: #161d27;
  --ink-3: #1e2733;
  --paper: #f4efe6;
  --paper-2: #ebe4d8;
  --cream: #faf7f1;
  --line: rgba(12, 17, 24, 0.1);
  --line-dark: rgba(244, 239, 230, 0.12);
  --copper: #c56a32;
  --copper-2: #e08a4f;
  --teal: #2a6b62;
  --muted: #5c6570;
  --muted-dark: #a8b0ba;
  --ok: #2f7d4a;
  --warn: #9a6b16;
  --max: 1120px;
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.65;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--copper); }

.wrap { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 500;
}
h1, h2, h3, .serif { font-family: var(--serif); font-weight: 500; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.12; }
h2 { font-size: clamp(1.6rem, 3vw, 2.15rem); line-height: 1.2; margin: 2.2rem 0 0.8rem; }
h3 { font-size: 1.25rem; margin: 1.6rem 0 0.5rem; }
p { margin: 0 0 1rem; color: #2a313a; }
.lede { font-size: 1.2rem; color: #3a424c; max-width: 42rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(250, 247, 241, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--ink); text-decoration: none; font-weight: 600;
  font-family: var(--serif); font-size: 1.15rem;
}
.brand svg { width: 28px; height: 28px; }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--ink); text-decoration: none; font-size: 0.95rem; }
.nav-links a:hover { color: var(--copper); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; border-radius: 999px; padding: 0.7rem 1.15rem;
  font-weight: 600; font-size: 0.95rem; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: #000; color: #fff; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-copper { background: var(--copper); color: #fff; }
.btn-copper:hover { background: #a85424; color: #fff; }
.menu-btn { display: none; background: none; border: 0; font-size: 1.4rem; }

/* Hero */
.hero {
  padding: 64px 0 36px;
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center;
}
.hero-card {
  position: relative; border-radius: 18px; overflow: hidden;
  min-height: 360px; background: var(--ink);
}
.hero-card img { width: 100%; height: 100%; object-fit: cover; min-height: 360px; opacity: 0.92; }
.hero-badge {
  position: absolute; left: 16px; bottom: 16px;
  background: rgba(12,17,24,0.78); color: var(--paper);
  padding: 8px 12px; border-radius: 8px; font-size: 12px;
  font-family: var(--mono); letter-spacing: 0.04em;
}
.meta-row { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 18px 0 24px; color: var(--muted); font-size: 0.92rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* Stats */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin: 28px 0 8px;
}
.stat {
  background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px 16px;
}
.stat b { display: block; font-family: var(--serif); font-size: 1.55rem; font-weight: 500; }
.stat span { color: var(--muted); font-size: 0.86rem; }

/* Sections */
.section { padding: 56px 0; }
.section.alt { background: #fff; border-block: 1px solid var(--line); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px;
}
.card h3 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }
.card a.more { font-weight: 600; color: var(--ink); text-decoration: none; }
.card a.more:hover { color: var(--copper); }

.callout {
  background: var(--ink); color: var(--paper); border-radius: 18px; padding: 28px;
}
.callout p { color: #d7d2c8; }
.callout h2 { color: #fff; margin-top: 0; }

.note {
  background: #fff7ea; border: 1px solid #ead7b2; border-radius: 12px;
  padding: 14px 16px; font-size: 0.95rem; color: #4a3b1d;
}
.warn {
  background: #fff4f0; border: 1px solid #efc8b8; color: #5a2c1c;
}

/* Article */
.article { display: grid; grid-template-columns: minmax(0, 720px) 280px; gap: 48px; padding: 40px 0 72px; }
.article .lede { margin-bottom: 1.4rem; }
.prose ul, .prose ol { margin: 0 0 1.1rem 1.2rem; }
.prose li { margin: 0.3rem 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.95rem; margin: 1.2rem 0 1.6rem; }
.prose th, .prose td { border-bottom: 1px solid var(--line); text-align: left; padding: 10px 8px; vertical-align: top; }
.prose th { font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.toc {
  position: sticky; top: 88px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px;
}
.toc h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 8px; }
.toc a { display: block; color: var(--ink); text-decoration: none; font-size: 0.92rem; padding: 5px 0; }
.toc a:hover { color: var(--copper); }

/* FAQ */
.faq details {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { margin: 10px 0 0; }

/* Product cards */
.product {
  display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: start;
}
.price { font-family: var(--serif); font-size: 1.3rem; }
.tag {
  display: inline-block; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--line); border-radius: 999px; padding: 3px 8px; color: var(--muted);
}

/* Footer */
.site-footer { background: var(--ink); color: var(--paper); padding: 48px 0 28px; margin-top: 20px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; }
.site-footer a { color: #d7d2c8; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.site-footer h4 { font-family: var(--sans); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper-2); margin-bottom: 12px; }
.site-footer ul { list-style: none; }
.site-footer li { margin: 0.35rem 0; }
.legal { border-top: 1px solid var(--line-dark); margin-top: 28px; padding-top: 16px; color: var(--muted-dark); font-size: 0.82rem; }

.aff-bar {
  font-size: 0.82rem; color: var(--muted); padding: 8px 0; border-bottom: 1px solid var(--line);
}

@media (max-width: 900px) {
  .hero, .grid-2, .article, .foot-grid { grid-template-columns: 1fr; }
  .stats, .grid-3 { grid-template-columns: 1fr 1fr; }
  .toc { position: static; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0;
    background: var(--cream); border-bottom: 1px solid var(--line); padding: 16px 20px 22px; align-items: flex-start;
  }
  .menu-btn { display: block; }
}
@media (max-width: 560px) {
  .stats, .grid-3 { grid-template-columns: 1fr; }
}