/* Klipr Climbing — site styles.
   Tokens from brand kit 09_Design_Tokens/klipr-tokens.css (copied verbatim below).
   Contrast rules (WCAG 2.x, computed):
     Summit on Chalk 13.7 | Alpine on Chalk 5.4 | Chalk on Alpine 5.4
     Ignite on Summit 5.2 | Ignite on Onyx 6.4 | Onyx on Ignite 6.4
     Stone on Summit 5.8  | Stone on Chalk 2.4 (never use Stone text on light)
     Ignite on Chalk 2.6  (never use Ignite text on light; decorative/borders only)
*/
:root {
  --klipr-summit: #1F2937;
  --klipr-ignite: #F97316;
  --klipr-stone: #9CA3AF;
  --klipr-chalk: #F8F7F4;
  --klipr-alpine: #556B5F;
  --klipr-white: #FFFFFF;
  --klipr-onyx: #0F1720;
  --font-display: "Space Grotesk", Arial, sans-serif;
  --font-body: "Inter", Arial, sans-serif;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --wrap: 72rem;
  --narrow: 46rem;
  --gutter: clamp(1rem, 4vw, 2rem);
}

@font-face {
  font-family: "Space Grotesk";
  src: url("/assets/fonts/space-grotesk-latin-wght-normal.woff2") format("woff2");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/inter-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--klipr-chalk);
  color: var(--klipr-summit);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}
img, svg { max-width: 100%; height: auto; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.25rem, 6vw, 4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.25rem; font-weight: 600; }
p { margin: 0 0 1em; }

a { color: var(--klipr-summit); text-decoration: underline; text-underline-offset: 0.18em; text-decoration-thickness: 0.08em; }
a:hover { color: var(--klipr-alpine); text-decoration-thickness: 0.14em; }

:focus-visible { outline: 3px solid var(--klipr-summit); outline-offset: 3px; border-radius: 2px; }
.on-dark :focus-visible { outline-color: var(--klipr-ignite); }
main:focus { outline: none; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 10;
  background: var(--klipr-ignite); color: var(--klipr-onyx);
  padding: 0.6rem 1rem; border-radius: var(--radius-sm); font-weight: 600;
}
.skip-link:focus { top: 1rem; }

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

/* ---- dark surfaces ---- */
.on-dark { background: var(--klipr-summit); color: var(--klipr-chalk); }
.on-dark a { color: var(--klipr-chalk); }
.on-dark a:hover { color: var(--klipr-ignite); }

/* ---- header ---- */
.site-header { border-bottom: 1px solid rgba(156, 163, 175, 0.25); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 0.25rem 1.5rem; padding-top: 0.25rem; padding-bottom: 0.25rem;
}
.brand { display: block; line-height: 0; }
/* Full brand-kit canvas incl. its built-in clear space; scaled uniformly, never stretched.
   96px tall => visible artwork ~177px wide (min 120px for horizontal logo). */
.logo { display: block; height: 96px; width: auto; }
.nav { list-style: none; display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; margin: 0; padding: 0; }
.nav a {
  font-family: var(--font-display); font-weight: 500; text-decoration: none;
  display: inline-block; padding: 0.5rem 0.1rem; border-bottom: 3px solid transparent;
}
.nav a:hover { color: var(--klipr-chalk); border-bottom-color: var(--klipr-stone); }
/* Active page: weight + underline bar + aria-current (not colour alone). */
.nav a[aria-current="page"] { font-weight: 700; border-bottom-color: var(--klipr-ignite); }

/* ---- hero ---- */
.hero {
  background-color: var(--klipr-summit);
  background-image: url("/assets/brand/topographic-lines-dark.svg");
  background-size: cover; background-position: center;
  position: relative;
}
.hero-inner { padding-top: clamp(3.5rem, 10vw, 7rem); padding-bottom: clamp(3.5rem, 10vw, 7rem); max-width: var(--wrap); }
.hero h1 { color: var(--klipr-white); max-width: 14ch; }
.eyebrow {
  font-family: var(--font-display); font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.16em; font-size: 0.85rem; color: var(--klipr-stone);
}
.hero-sub {
  font-family: var(--font-display); font-weight: 500; text-transform: uppercase;
  letter-spacing: 0.2em; font-size: clamp(1rem, 2.2vw, 1.25rem); color: var(--klipr-chalk);
}
.hero-sub::after {
  content: ""; display: block; width: 70px; height: 7px; margin-top: 1.25rem;
  background: var(--klipr-ignite);
}
.hero-lede { max-width: 38rem; font-size: 1.15rem; color: var(--klipr-chalk); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

.page-head { padding: clamp(2.5rem, 7vw, 4.5rem) 0; }
.page-head h1 { color: var(--klipr-white); font-size: clamp(2rem, 5vw, 3rem); }
.page-head .hero-sub { margin-bottom: 0; }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0.75rem 1.4rem; border-radius: var(--radius-sm);
  font-family: var(--font-display); font-weight: 600; text-decoration: none; line-height: 1.2;
  border: 2px solid transparent;
}
.btn-primary, .on-dark .btn-primary { background: var(--klipr-ignite); color: var(--klipr-onyx); }
.btn-primary:hover, .on-dark .btn-primary:hover { background: var(--klipr-chalk); color: var(--klipr-onyx); }
.btn-ghost, .on-dark .btn-ghost { border-color: var(--klipr-chalk); color: var(--klipr-chalk); }
.btn-ghost:hover, .on-dark .btn-ghost:hover { background: var(--klipr-chalk); color: var(--klipr-summit); }
.btn-dark { background: var(--klipr-summit); color: var(--klipr-chalk); }
.btn-dark:hover { background: var(--klipr-alpine); color: var(--klipr-white); }

/* ---- sections ---- */
.section { padding: clamp(3rem, 8vw, 5.5rem) 0; }
.lede { font-size: 1.2rem; }
.small { font-size: 0.95rem; }

.section-pillars { padding-top: 0; }
.pillars {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
}
.pillar {
  background: var(--klipr-white); border: 1px solid rgba(31, 41, 55, 0.12);
  border-top: 5px solid var(--klipr-summit);
  border-radius: var(--radius-md); padding: 1.75rem;
}
.pillar:nth-child(3) { border-top-color: var(--klipr-alpine); }
.pillar-icon {
  width: 56px; height: 56px; padding: 10px; margin-bottom: 1rem;
  border-radius: var(--radius-sm); background: var(--klipr-summit); color: var(--klipr-ignite);
}
.pillar:nth-child(3) .pillar-icon { background: var(--klipr-alpine); color: var(--klipr-white); }
.pillar h3 { font-size: 1.5rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.pillar p { margin: 0; }

.section-soon { background: var(--klipr-chalk); border-top: 1px solid rgba(31, 41, 55, 0.1); }
.soon-inner { display: grid; gap: 2rem; align-items: center; grid-template-columns: 1fr; }
@media (min-width: 52rem) { .soon-inner { grid-template-columns: 1.1fr 0.9fr; } }
.soon-art { width: 100%; border-radius: var(--radius-lg); }
.platforms { list-style: none; padding: 0; margin: 1.5rem 0 0; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.platform {
  display: inline-flex; align-items: center; gap: 0.75rem;
  background: var(--klipr-summit); color: var(--klipr-chalk);
  border-radius: var(--radius-sm); padding: 0.7rem 1rem;
}
.platform-name { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }
/* Status is spelled out in text; the pill is decoration only. */
.status {
  font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em;
  border: 1px solid var(--klipr-ignite); color: var(--klipr-ignite);
  border-radius: 999px; padding: 0.15rem 0.6rem;
}

.section-contact { background: var(--klipr-alpine); }
.section-contact h2 { color: var(--klipr-white); }
.section-contact p { color: var(--klipr-white); }
.section-contact a:not(.btn) { color: var(--klipr-white); }
.section-contact a:not(.btn):hover { color: var(--klipr-chalk); text-decoration-thickness: 0.16em; }
.section-contact .btn-primary { background: var(--klipr-onyx); color: var(--klipr-chalk); border-color: var(--klipr-onyx); }
.section-contact .btn-primary:hover { background: var(--klipr-chalk); color: var(--klipr-onyx); }
.section-contact :focus-visible { outline-color: var(--klipr-white); }

/* ---- documents (legal / support) ---- */
.page-legal main .doc, .doc { max-width: var(--narrow); }
.page-legal main { padding: clamp(2.5rem, 6vw, 4rem) var(--gutter); }
.page-legal main .doc { margin: 0 auto; }
.doc h1 { font-size: clamp(2rem, 5vw, 2.75rem); }
.doc h2 { font-size: 1.5rem; margin-top: 2em; }
.doc h3 { margin-top: 1.5em; }
.doc ul, .doc ol { padding-left: 1.4rem; margin: 0 0 1em; }
.doc li { margin-bottom: 0.35em; }
.doc blockquote { margin: 1em 0; padding: 0.5em 1em; border-left: 4px solid var(--klipr-alpine); background: var(--klipr-white); }
.doc code { font-size: 0.92em; background: rgba(31, 41, 55, 0.07); padding: 0.1em 0.3em; border-radius: 4px; }
.doc pre { overflow-x: auto; background: var(--klipr-white); padding: 1rem; border-radius: var(--radius-sm); }
.doc hr { border: 0; border-top: 1px solid rgba(31, 41, 55, 0.2); margin: 2em 0; }
.doc-meta { margin-top: 2.5em; font-size: 0.95rem; color: var(--klipr-alpine); }
.table-wrap { overflow-x: auto; margin: 0 0 1.25em; }
.doc table { border-collapse: collapse; width: 100%; font-size: 0.95rem; background: var(--klipr-white); }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 0.6rem 0.75rem; border: 1px solid rgba(31, 41, 55, 0.18); }
.doc th { font-family: var(--font-display); font-weight: 600; background: rgba(31, 41, 55, 0.06); }

.notice {
  border-radius: var(--radius-sm); padding: 1rem 1.25rem; margin: 0 0 2rem;
  background: var(--klipr-white); border: 2px solid var(--klipr-summit);
  border-left-width: 8px;
}
.notice p { margin: 0; }
/* Draft marker: words + border pattern, not colour alone. */
.notice-draft { border-style: dashed; border-left-style: solid; border-left-color: var(--klipr-ignite); }

/* ---- footer ---- */
.site-footer { background: var(--klipr-onyx); padding: 2.5rem 0 2rem; }
.footer-inner { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 48rem) { .footer-inner { grid-template-columns: 1fr auto; align-items: start; } }
.footer-tag { font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; margin: 0; color: var(--klipr-white); }
.footer-sub { margin: 0.25rem 0 0; color: var(--klipr-stone); text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.85rem; font-family: var(--font-display); }
.footer-nav { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; }
.footer-nav a { display: inline-block; padding: 0.35rem 0; }
.copyright { grid-column: 1 / -1; margin: 0; font-size: 0.875rem; color: var(--klipr-stone); }

@media (max-width: 40rem) {
  .header-inner { justify-content: center; padding-bottom: 0.5rem; }
  .logo { height: 80px; }
  .nav { justify-content: center; gap: 0 1rem; }
  .hero-actions .btn { flex: 1 1 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

@media print {
  .site-header, .site-footer, .skip-link, .hero-actions { display: none; }
  body { background: #fff; }
}