/* theunburied.org — public teaser. Page layout only; colours and components come from tokens.css + components.css
   (copied from web/shared). Fluid from 360 to 1920 px. Based on boards 01 (U1, U7c) and 04 (M-U1). */

/* ---------- base ---------- */
html{background:var(--surface-base);color-scheme:dark;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{--gutter:clamp(20px,4.5vw,64px);min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background-color:var(--surface-base);color:var(--text-primary);font-family:var(--font-sans);font-size:15px;line-height:1.5;text-rendering:optimizeLegibility}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent-seam-light);outline-offset:3px;border-radius:2px}
.btn:focus-visible,.input:focus-visible{outline:none}
.page{flex:1 0 auto;display:flex;flex-direction:column}
.skip{position:absolute;left:var(--gutter);top:0;z-index:20;padding:10px 16px;border-radius:var(--r-xs);background:var(--bone-50);color:var(--text-inverse);font-weight:500;font-size:13px;text-decoration:none;transform:translateY(-140%)}
.skip:focus{transform:translateY(12px)}
.hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
[hidden]{display:none!important}
.link:hover{text-decoration-color:var(--text-primary)}

/* ---------- accessibility adjustments to component defaults (WCAG 2.2 AA contrast) ---------- */
.input{border-color:var(--ash-500)}
.input:hover:not(:focus):not(:disabled):not(.is-error){border-color:var(--ash-300)}
.input::placeholder{color:var(--text-secondary)}
.field-optional{color:var(--text-secondary)}
.btn-primary.is-loading{background:var(--accent-seam);border-color:var(--accent-seam);color:var(--text-inverse)}

/* ---------- top bar (U1 / M-U1) ---------- */
.u-top{display:flex;align-items:center;justify-content:space-between;gap:24px;flex:none;height:88px;padding:0 var(--gutter)}
.u-top .wordmark{font-size:14px;color:var(--text-secondary);text-decoration:none}
.u-tagline{font-family:var(--font-display);font-style:italic;font-size:19px;line-height:1;color:var(--text-secondary)}

/* ---------- hero ---------- */
.u-hero{flex:1 0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px var(--gutter) 56px;text-align:center}
.u-glow{display:flex;justify-content:center}
.u-hero-mark{width:40px;height:100px}
.u-hero-title{margin-top:44px;font-size:clamp(60px,8.4vw,120px);color:var(--text-primary)}
.u-hero-line{margin-top:22px;font-family:var(--font-display);font-style:italic;font-size:clamp(17px,1.3vw,19px);line-height:1.3;color:var(--text-secondary)}

/* ---------- notify-me ---------- */
.notify{display:flex;flex-direction:column;align-items:center;gap:20px;width:100%;max-width:480px;margin-top:clamp(40px,5vw,56px)}
.notify-rule{display:block;width:120px;height:1px;background:linear-gradient(90deg,var(--gold-a06),var(--accent-seam) 50%,var(--gold-a06))}
.notify-title{color:var(--bone-100)}
.notify-form{display:flex;flex-direction:column;align-items:stretch;gap:12px;width:100%}
.notify-row{display:flex;gap:12px;width:100%}
.notify-row .input{flex:1 1 auto;min-width:0}
.notify-row .btn{flex:none}
.notify-form .field-error{justify-content:center;text-align:left}
.notify-hint{font-size:13px;line-height:1.55;color:var(--text-secondary)}
.notify-hint .link{color:var(--text-secondary)}
.notify-hint .link:hover{color:var(--text-primary)}
.notify-done{display:flex;flex-direction:column;align-items:center;gap:12px;padding:8px 0 4px;outline:none}
.notify-done .mark{width:12px;height:30px}
.notify-done-title{font-family:var(--font-display);font-weight:600;font-size:clamp(28px,3vw,34px);line-height:1.15;color:var(--text-primary)}
.notify-done-text{font-size:14px;line-height:1.6;color:var(--text-secondary)}
.follow{display:inline-flex;align-items:center;gap:10px;margin-top:32px;padding:6px 2px;font-family:var(--font-mono);font-size:13px;letter-spacing:.02em;color:var(--text-secondary);text-decoration:none}
.follow:hover{color:var(--text-primary)}
.follow .icon{width:13px;height:13px}

/* ---------- footer (U1 footer-min) ---------- */
.u-foot{flex-wrap:wrap;gap:12px 32px;padding:28px var(--gutter)}
.u-foot.is-lined{border-top:1px solid var(--border-hair)}
.u-foot .footer-disclaimer{flex:1 1 420px;max-width:none}
.footer-disclaimer a{color:inherit;text-decoration:underline;text-decoration-color:var(--ash-700);text-underline-offset:3px}
.footer-disclaimer a:hover{color:var(--text-primary);text-decoration-color:var(--ash-300)}
.u-foot-nav{display:flex;align-items:center;flex-wrap:wrap;gap:4px 28px}
.u-foot-link{display:inline-block;padding:6px 0;font-size:12px;line-height:1;color:var(--text-secondary);text-decoration:none;white-space:nowrap}
.u-foot-link:hover{color:var(--text-primary)}

/* ---------- inner pages: header, document, 404 ---------- */
.site-header{padding:0 var(--gutter)}
.site-brand .mark{width:12px;height:30px}
.site-back{display:inline-flex;align-items:center;gap:8px;padding:8px 0;font-weight:500;font-size:11px;line-height:1;letter-spacing:.18em;text-transform:uppercase;color:var(--text-secondary);text-decoration:none}
.site-back:hover{color:var(--text-primary)}
.site-back .icon{width:12px;height:12px}

.doc{flex:1 0 auto;width:100%;max-width:768px;margin:0 auto;padding:clamp(40px,7vw,88px) var(--gutter) clamp(56px,8vw,96px)}
.doc-draft{display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 10px;border:1px dashed var(--ash-500);border-radius:var(--r-xs);font-weight:500;font-size:11px;line-height:1;letter-spacing:.14em;text-transform:uppercase;color:var(--ash-100)}
.doc h1{margin-top:20px;font-family:var(--font-display);font-weight:600;font-size:clamp(40px,5vw,56px);line-height:1.05;color:var(--text-primary)}
.doc-lede{margin-top:16px;font-size:clamp(16px,1.3vw,18px);line-height:1.6;color:var(--ash-100)}
.doc-meta{margin-top:12px;font-family:var(--font-mono);font-size:12px;color:var(--text-secondary)}
.doc h2{margin-top:44px;padding-top:24px;border-top:1px solid var(--border-hair);font-family:var(--font-sans);font-weight:500;font-size:17px;line-height:1.4;color:var(--text-primary)}
.doc p,.doc li{font-size:15px;line-height:1.7;color:var(--ash-100)}
.doc h2+p,.doc h2+ul,.doc p+p,.doc p+ul,.doc ul+p{margin-top:12px}
.doc ul{display:flex;flex-direction:column;gap:6px;padding-left:20px}
.doc li::marker{color:var(--accent-seam-deep)}
.doc strong{font-weight:500;color:var(--text-primary)}
.doc a{color:var(--text-primary);text-decoration:underline;text-decoration-color:var(--ash-500);text-underline-offset:3px}
.doc a:hover{text-decoration-color:var(--text-primary)}
.doc-fiction{display:flex;gap:20px;margin-top:48px;padding:4px 0}
.doc-fiction p{font-family:var(--font-display);font-style:italic;font-size:clamp(20px,2vw,24px);line-height:1.35;color:var(--bone-100)}

.u-404{flex:1 0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(32px,4vw,48px);padding:clamp(48px,6vw,64px) var(--gutter) clamp(56px,6vw,80px);text-align:center}
.u-404-art{display:flex;flex-direction:column;align-items:center;gap:28px;width:100%}
.u-ground{width:min(560px,100%);height:1px;background:linear-gradient(90deg,var(--soil-a00),var(--ash-500) 50%,var(--soil-a00))}
.u-seed{width:min(290px,80%);height:auto}
.u-soil{fill:var(--ash-700)}
.u-seed-shell{fill:var(--ash-900);stroke:var(--ash-700);stroke-width:1.5}
.u-seed-seam{fill:var(--accent-seam-deep);opacity:.55}
.u-404-copy{display:flex;flex-direction:column;align-items:center;gap:20px}
.u-404-code{font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;color:var(--text-secondary);overflow-wrap:anywhere}
.u-404-title{font-size:clamp(44px,5vw,72px)}
.u-404-text{max-width:520px;font-size:16px;line-height:1.65;color:var(--text-secondary)}
.u-404-actions{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:16px 24px;margin-top:16px}
.u-404-actions .btn-text{padding:8px 0}

/* ---------- small screens (M-U1) ---------- */
@media (max-width:639px){
  .u-top{justify-content:center;height:64px}
  .u-top .wordmark{font-size:13px;letter-spacing:.32em}
  .u-tagline{display:none}
  .u-hero{padding-top:8px;padding-bottom:40px}
  .u-glow{padding:28px 88px 24px;background:radial-gradient(closest-side,var(--gold-a16),var(--soil-a00))}
  .u-hero-mark{width:48px;height:120px}
  .u-hero-title{margin-top:8px;font-weight:500}
  .u-foot{flex-direction:column;align-items:flex-start;gap:14px;padding:24px 20px;border-top:1px solid var(--border-hair)}
  .u-foot .footer-disclaimer{flex:none;font-size:12px}
  .site-header{height:64px}
  .site-brand-name{font-size:15px;letter-spacing:.2em}
}
@media (max-width:479px){
  .notify-row{flex-direction:column}
  .notify-row .btn{width:100%;height:52px}
}
@media (min-width:1600px){
  .u-hero-mark{width:48px;height:120px}
  .notify{max-width:520px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}