/* Basaltica, Inc. — site stylesheet. No external requests: fonts are self-hosted (OFL). */

@font-face {
  font-family: "Newsreader";
  src: url("fonts/newsreader.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("fonts/instrument-sans.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --basalt: #1F2629;
  --basalt-2: #2E383C;
  --lava: #FF4A1C;
  --graphite: #3B3C42;
  --paper: #FFFFFF;
  --stone: #F2F4F4;
  --slate: #56636A;
  --rule: #DDE2E3;

  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --measure: 34rem;
  --wrap: 72rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--basalt);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-feature-settings: "kern", "liga";
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-color: var(--lava); }

:focus-visible { outline: 2px solid var(--lava); outline-offset: 3px; border-radius: 2px; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--basalt); color: var(--paper); padding: .6rem 1rem;
}
.skip:focus { left: 1rem; top: 1rem; z-index: 10; }

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

/* Header */
.site-header { border-bottom: 1px solid var(--rule); }
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; min-height: 4.25rem; flex-wrap: wrap;
}
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; }
.brand svg { width: 22px; height: 22px; }
.brand span { font-family: var(--serif); font-size: 1.35rem; font-weight: 500; letter-spacing: -0.01em; }
.nav { display: flex; gap: 1.5rem; flex-wrap: wrap; font-size: .95rem; }
.nav a { text-decoration: none; color: var(--slate); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--basalt); }

/* Type */
h1, h2 { font-family: var(--serif); font-weight: 400; letter-spacing: -0.015em; margin: 0; }
h1 { font-size: clamp(2.3rem, 5.2vw, 3.6rem); line-height: 1.06; font-variation-settings: "opsz" 72; }
h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); line-height: 1.15; font-variation-settings: "opsz" 48; }
h3 { font-family: var(--sans); font-size: 1.0625rem; font-weight: 600; margin: 0 0 .35rem; }
p { margin: 0 0 1rem; max-width: var(--measure); }
.lede { font-size: 1.2rem; line-height: 1.55; color: var(--basalt-2); max-width: 32rem; }
.muted { color: var(--slate); }
.small { font-size: .9rem; }

/* Buttons */
.actions { display: flex; gap: 1rem 1.5rem; flex-wrap: wrap; align-items: center; margin-top: 2rem; }
.button {
  display: inline-block; background: var(--graphite); color: var(--paper);
  padding: .8rem 1.25rem; border-radius: 6px; text-decoration: none; font-weight: 600;
  border-bottom: 2px solid var(--lava);
}
.button:hover { background: var(--basalt); }
.textlink { color: var(--slate); }

/* Hero */
.hero { padding: clamp(3rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 5rem); }
.hero .wrap { display: grid; gap: 3rem; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 60rem) { .hero .wrap { grid-template-columns: 1fr 1.05fr; } }
.hero h1 { max-width: 15ch; margin-bottom: 1.5rem; }

.plan { margin: 0; }
.plan-frame { background: var(--stone); border-radius: 10px; padding: clamp(.75rem, 2vw, 1.25rem); }
.plan figcaption { margin-top: .75rem; font-size: .85rem; color: var(--slate); max-width: none; }
.plan .legend { display: flex; gap: 1.25rem; flex-wrap: wrap; margin-top: .6rem; font-size: .85rem; color: var(--slate); }
.plan .legend span { display: inline-flex; align-items: center; gap: .45rem; }
.plan .legend i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }

/* Sections */
.section { padding: clamp(3.5rem, 7vw, 5.5rem) 0; border-top: 1px solid var(--rule); }
.section.alt { background: var(--stone); border-top: 0; }
.split { display: grid; gap: 1.5rem 3rem; grid-template-columns: 1fr; }
@media (min-width: 56rem) { .split { grid-template-columns: 18rem 1fr; } }
.split > header h2 { max-width: 14ch; }

.problem p { font-size: clamp(1.2rem, 2vw, 1.4rem); line-height: 1.45; max-width: 36rem; margin-bottom: 1rem; letter-spacing: -0.005em; }
.problem p:last-child { color: var(--slate); }

/* Product strata: three layers, stacked like rock */
.strata { display: grid; gap: 0; border-radius: 10px; overflow: hidden; max-width: 44rem; }
.stratum { padding: 1.5rem 1.6rem; display: grid; gap: .25rem 2rem; grid-template-columns: 1fr; }
@media (min-width: 40rem) { .stratum { grid-template-columns: 10.5rem 1fr; } }
.stratum p { margin: 0; }
.stratum .name { font-family: var(--serif); font-size: 1.55rem; line-height: 1.1; }
.stratum .phase { display: block; font-family: var(--sans); font-size: .82rem; margin-top: .35rem; }
.stratum.react { border: 1px dashed #AEB7BA; border-top: 0; border-radius: 0 0 10px 10px; color: var(--basalt-2); }
.stratum.react .phase { color: var(--slate); }
.stratum.test { background: var(--graphite); color: var(--paper); border-left: 4px solid var(--lava); }
.stratum.test .phase { color: #C9D1D3; }
.stratum.measure { background: #E4E8E9; border-radius: 10px 10px 0 0; }
.stratum.measure .phase { color: var(--slate); }
.strata-note { margin-top: 1rem; font-size: .9rem; color: var(--slate); }

/* How it works: an actual sequence */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; gap: 0; max-width: 44rem; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 2.5rem 1fr; gap: 1rem; padding: 1.1rem 0; border-top: 1px solid var(--rule); }
.steps li:first-child { border-top: 0; padding-top: 0; }
.steps li::before {
  content: counter(step); font-weight: 600; font-size: 1.05rem; line-height: 1.5; color: var(--graphite);
}
.steps p { margin: 0; }
.aside { margin-top: 1.5rem; font-size: .95rem; color: var(--slate); max-width: 40rem; }

/* Privacy rules */
.rules { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.75rem 2.5rem; grid-template-columns: 1fr; max-width: 50rem; }
@media (min-width: 44rem) { .rules { grid-template-columns: 1fr 1fr; } }
.rules strong { display: block; font-family: var(--serif); font-weight: 400; font-size: 1.45rem; line-height: 1.2; margin-bottom: .4rem; }
.rules p { margin: 0; color: var(--basalt-2); }
.rule-close { margin-top: 2.25rem; padding-left: 1rem; border-left: 3px solid var(--lava); max-width: 38rem; }

/* Who */
.who { display: grid; gap: 2rem; grid-template-columns: 1fr; max-width: 50rem; }
@media (min-width: 44rem) { .who { grid-template-columns: repeat(3, 1fr); } }
.who p { margin: 0; font-size: .98rem; }

/* Team */
.people { display: grid; gap: 2rem 3rem; grid-template-columns: 1fr; max-width: 50rem; }
@media (min-width: 44rem) { .people { grid-template-columns: 1fr 1fr; } }
.person .role { color: var(--slate); font-size: .95rem; margin: 0 0 .5rem; }
.person p { font-size: .98rem; }

/* Generic prose pages */
.page { padding: clamp(3rem, 7vw, 5rem) 0 clamp(3rem, 7vw, 5rem); }
.page h1 { font-size: clamp(2.1rem, 4.5vw, 3rem); margin-bottom: 1rem; }
.prose { max-width: 40rem; }
.prose h2 { font-size: 1.55rem; margin: 2.5rem 0 .75rem; }
.prose h3 { margin-top: 1.5rem; }
.prose ul { padding-left: 1.2rem; margin: 0 0 1rem; }
.prose li { margin-bottom: .35rem; }
.prose p { max-width: none; }
.updated { color: var(--slate); font-size: .95rem; margin-bottom: 2rem; }

.roles { display: grid; gap: 2.5rem; max-width: 44rem; margin-top: 2.5rem; }
.role-card { border-top: 2px solid var(--basalt); padding-top: 1.25rem; }
.role-card h2 { font-size: 1.6rem; margin-bottom: .35rem; }
.role-card .meta { color: var(--slate); font-size: .95rem; margin-bottom: 1rem; }
.role-card ul { padding-left: 1.2rem; }

.contacts { display: grid; gap: 0; max-width: 44rem; margin-top: 2rem; }
.contacts div { display: grid; grid-template-columns: 1fr; gap: .25rem 2rem; padding: 1.1rem 0; border-top: 1px solid var(--rule); }
@media (min-width: 40rem) { .contacts div { grid-template-columns: 14rem 1fr; } }
.contacts dt { font-weight: 600; }
.contacts dd { margin: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--rule); padding: 2.5rem 0 3rem; font-size: .9rem; color: var(--slate); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 1rem 2.5rem; justify-content: space-between; }
.site-footer nav { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.site-footer a { color: var(--slate); }
.site-footer p { margin: 0; }

@media print {
  .site-header nav, .actions, .plan { display: none; }
  body { font-size: 11pt; }
}
.dot-basalt { background: var(--basalt); }
.dot-lava { background: var(--lava); }
@media (max-width: 30rem) { .nav { gap: .9rem; font-size: .9rem; } .site-header .wrap { padding-top: .6rem; padding-bottom: .6rem; } }
.after-roles { margin-top: 2.5rem; }
.inclina-mark { width: 115px; height: 96px; margin: 0 0 1.25rem -9px; }