/* Basalt — marketing site. v2 Atelier design language
   (basalt-desktop/tokens.json + style.html). */

:root {
  --bg: #0e0d0c;
  --surface: #15130f;
  --surface-2: #1b1814;
  --surface-3: #221e19;
  --text: #efe9e2;
  --muted: #c9c0b4;
  --dim: #8a8278;
  --dimmer: #4a433d;
  --hairline: #2a2622;
  --hairline-2: #1f1b17;
  --accent: #d9824b;
  --accent-dim: #9a5c36;
  --accent-deep: #5c3520;
  --trace: #a89a7e;
  --sage: #a8d2a2;
  --error: #b85c3a;

  --serif: "Newsreader", "Source Serif Pro", "Iowan Old Style", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;

  --maxw: 1120px;
  --gutter: clamp(20px, 5vw, 48px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--text); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--mono); }

.kicker {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--accent);
}
.kicker.dim { color: var(--dim); }

h1, h2, h3 { font-weight: 400; letter-spacing: -0.015em; line-height: 1.1; margin: 0; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.3rem; }
.lead { color: var(--muted); font-size: clamp(1.05rem, 1.8vw, 1.3rem); }
.serif-italic { font-style: italic; }

/* ── Nav ───────────────────────────────────────────────────── */
header.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 13, 12, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: baseline; gap: 9px; }
.brand .hex { color: var(--accent); font-size: 18px; }
.brand .name { font-size: 20px; }
.brand .name b { color: var(--accent); font-weight: 400; }
.nav-links { margin-left: auto; display: flex; gap: 4px; align-items: center; }
.nav-links a {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--dim); padding: 8px 12px; border-radius: 4px;
}
.nav-links a:hover { color: var(--muted); }
.nav-cta {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent) !important; border: 1px solid var(--accent-deep); border-radius: 4px;
  padding: 8px 14px !important;
}
.nav-cta:hover { border-color: var(--accent); }
.nav-toggle { display: none; }

/* ── Section rhythm ────────────────────────────────────────── */
section { padding: clamp(64px, 9vw, 120px) 0; border-top: 1px solid var(--hairline); }
section:first-of-type { border-top: 0; }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head h2 { margin-top: 10px; }
.section-head .lead { margin-top: 14px; }

/* ── Hero ──────────────────────────────────────────────────── */
.hero { padding-top: clamp(56px, 8vw, 96px); position: relative; overflow: hidden; }
.hero h1 {
  font-style: italic;
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  max-width: 16ch;
}
.hero .lead { margin-top: 22px; max-width: 54ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 34px;
  font-family: var(--mono); font-size: 12px; color: var(--dim);
}
.hero-meta b { color: var(--sage); font-weight: 500; }
.hex-field {
  position: absolute; right: -60px; top: 40px; width: 460px; opacity: 0.12;
  color: var(--accent); pointer-events: none; user-select: none;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--serif); font-size: 16px; font-weight: 500;
  padding: 12px 20px; border-radius: 5px; cursor: pointer; border: 1px solid transparent;
}
.btn.primary { background: var(--accent); color: #1a120b; }
.btn.primary:hover { background: #e6916a; color: #1a120b; }
.btn.ghost { color: var(--accent); border-color: var(--accent-deep); }
.btn.ghost:hover { border-color: var(--accent); color: var(--text); }

/* ── Prerequisite note ─────────────────────────────────────── */
.note {
  border: 1px solid var(--hairline); border-left: 2px solid var(--accent-deep);
  border-radius: 6px; padding: 14px 18px; margin-top: 18px; background: var(--surface);
  font-size: 15px; color: var(--muted);
}
.note .h { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 6px; }
.note code { font-family: var(--mono); font-size: 12px; color: var(--text); background: var(--bg); padding: 1px 6px; border-radius: 3px; }

/* ── Download buttons ──────────────────────────────────────── */
.dl-group { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.dl {
  display: flex; flex-direction: column; gap: 2px;
  border: 1px solid var(--hairline); border-radius: 6px; padding: 12px 18px;
  min-width: 168px; text-decoration: none;
}
.dl .os { font-family: var(--serif); font-size: 16px; color: var(--text); display: flex; align-items: center; gap: 8px; }
.dl .sub { font-family: var(--mono); font-size: 11px; color: var(--dim); letter-spacing: 0.04em; }
.dl.primary { background: var(--accent); border-color: var(--accent); }
.dl.primary .os, .dl.primary .sub { color: #1a120b; }
.dl.primary:hover { background: #e6916a; }
.dl.soon { opacity: 0.62; cursor: default; }
.dl.soon .os { color: var(--muted); }
.dl.soon:hover { border-color: var(--hairline); }
.dl .os .gx { color: inherit; opacity: 0.9; }

/* ── Verb grid ─────────────────────────────────────────────── */
.grid { display: grid; gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); border-radius: 8px; overflow: hidden; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cell { background: var(--bg); padding: 28px; }
.cell:hover { background: var(--surface); }
.cell .num { font-family: var(--mono); font-size: 11px; color: var(--accent); letter-spacing: 0.14em; }
.cell h3 { margin: 12px 0 8px; }
.cell .said { font-style: italic; color: var(--muted); margin: 6px 0 12px; }
.cell p { color: var(--dim); font-size: 15px; margin: 0; }
.cell .tag {
  display: inline-block; margin-top: 14px; font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--trace);
  border: 1px solid var(--hairline); padding: 3px 8px; border-radius: 3px;
}

/* ── Terminal / code ───────────────────────────────────────── */
.terminal {
  background: #100f0d; border: 1px solid var(--hairline); border-radius: 8px; overflow: hidden;
  font-family: var(--mono); font-size: 13px; line-height: 1.65;
}
.terminal .bar {
  display: flex; align-items: center; gap: 8px; padding: 10px 14px;
  border-bottom: 1px solid var(--hairline); color: var(--dim); font-size: 11px; letter-spacing: 0.06em;
}
.terminal .bar .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--dimmer); }
.terminal pre { margin: 0; padding: 18px 20px; overflow-x: auto; color: var(--trace); white-space: pre; }
.terminal pre .accent { color: var(--accent); }
.terminal pre .text { color: var(--text); }
.terminal pre .sage { color: var(--sage); }
.terminal pre .dim { color: var(--dim); }
.terminal pre .it { color: var(--muted); font-style: italic; }

.copyrow { display: flex; align-items: stretch; gap: 0; border: 1px solid var(--hairline); border-radius: 6px; overflow: hidden; }
.copyrow code { flex: 1; font-family: var(--mono); font-size: 13px; padding: 12px 16px; background: var(--surface); color: var(--text); overflow-x: auto; }
.copyrow button {
  background: var(--surface-2); border: 0; border-left: 1px solid var(--hairline);
  color: var(--dim); font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 0 16px; cursor: pointer;
}
.copyrow button:hover { color: var(--accent); }

/* ── Split / feature rows ──────────────────────────────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.split.wide-left { grid-template-columns: 1.05fr 0.95fr; }
.shot {
  border: 1px solid var(--hairline); border-radius: 10px; overflow: hidden;
  box-shadow: 0 30px 80px -40px rgba(0,0,0,0.8);
}
.shot .cap { font-family: var(--mono); font-size: 11px; color: var(--dim); padding: 10px 14px; border-top: 1px solid var(--hairline); background: var(--surface); letter-spacing: 0.06em; }

.featlist { list-style: none; margin: 18px 0 0; padding: 0; }
.featlist li { padding: 12px 0; border-top: 1px solid var(--hairline); display: flex; gap: 14px; }
.featlist li:first-child { border-top: 0; }
.featlist .hex { color: var(--accent); margin-top: 3px; }
.featlist b { font-weight: 500; }
.featlist span.d { color: var(--dim); font-size: 15px; display: block; }

/* ── Three-prop / pillars ──────────────────────────────────── */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pillar { border: 1px solid var(--hairline); border-radius: 8px; padding: 26px; background: var(--surface); }
.pillar .hex { color: var(--accent); font-size: 20px; }
.pillar h3 { margin: 14px 0 8px; }
.pillar p { color: var(--dim); font-size: 15px; margin: 0; }

/* ── Tiers ─────────────────────────────────────────────────── */
.tiers { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.tier { border: 1px solid var(--hairline); border-radius: 10px; padding: 30px; background: var(--surface); }
.tier.featured { border-color: var(--accent-deep); }
.tier .price { font-size: 2rem; margin: 8px 0 4px; }
.tier .price small { font-size: 0.9rem; color: var(--dim); }
.tier ul { list-style: none; margin: 18px 0 0; padding: 0; }
.tier li { padding: 8px 0; color: var(--muted); font-size: 15px; display: flex; gap: 10px; }
.tier li .c { color: var(--sage); }

/* ── Benchmarks table ──────────────────────────────────────── */
.benchtable { width: 100%; border-collapse: collapse; font-size: 15px; }
.benchtable th, .benchtable td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--hairline); }
.benchtable th { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--dim); }
.benchtable td.n { font-family: var(--mono); color: var(--sage); }
.benchtable td .d { color: var(--dim); font-size: 13px; }

/* ── CTA band ──────────────────────────────────────────────── */
.cta-band { text-align: center; }
.cta-band h2 { font-style: italic; max-width: 18ch; margin: 0 auto; }
.cta-band .lead { margin: 18px auto 30px; max-width: 50ch; }

/* ── Footer ────────────────────────────────────────────────── */
footer { border-top: 1px solid var(--hairline); padding: 56px 0 64px; color: var(--dim); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.foot-grid h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--dim); margin: 0 0 14px; }
.foot-grid a { display: block; color: var(--muted); font-size: 14px; padding: 4px 0; }
.foot-grid a:hover { color: var(--accent); }
.foot-bottom { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--hairline); display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font-family: var(--mono); font-size: 11px; }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 880px) {
  .grid.cols-3, .pillars { grid-template-columns: 1fr; }
  .split, .split.wide-left, .tiers, .grid.cols-2 { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .hex-field { display: none; }
  .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; background: var(--bg); border-bottom: 1px solid var(--hairline); padding: 8px var(--gutter) 16px; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 0; }
  .nav-toggle { display: inline-flex; margin-left: auto; background: none; border: 1px solid var(--hairline); color: var(--muted); border-radius: 4px; padding: 8px 10px; cursor: pointer; font-family: var(--mono); font-size: 12px; }
}
@media (max-width: 520px) {
  .foot-grid { grid-template-columns: 1fr; }
  body { font-size: 17px; }
}