/* ==========================================================================
   base.css — design tokens, reset, page chrome (header + footer)
   Shared by index.html, privacy.html and terms.html
   ========================================================================== */

:root{
  --bg:#f6f4ee; --surface:#fff; --surface-2:#fbf9f4; --text:#1d1b16; --muted:#6d6759;
  --line:#ddd7c8; --line-strong:#c9c2af; --accent:#1e7a46; --accent-soft:#e7f3ec; --accent-ink:#fff;
  --art-bg:#fff; --art-fg:#111;
  --radius:14px;
  --shadow:0 1px 1px rgba(29,27,22,.04), 0 10px 30px -20px rgba(29,27,22,.45);
  --font-ui:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-display:"Noto Serif Ethiopic",Georgia,"Times New Roman",serif;
  --font-am:"Noto Sans Ethiopic","Nyala",sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#14130f; --surface:#1d1b16; --surface-2:#221f19; --text:#f0ece0; --muted:#a09a88;
    --line:#37332a; --line-strong:#4a453a; --accent:#4fc47f; --accent-soft:#1b2b21; --accent-ink:#10130f;
    --art-bg:#0c0b09; --art-fg:#e9e4d2;
    --shadow:0 1px 1px rgba(0,0,0,.4), 0 10px 30px -20px rgba(0,0,0,.9);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#14130f; --surface:#1d1b16; --surface-2:#221f19; --text:#f0ece0; --muted:#a09a88;
  --line:#37332a; --line-strong:#4a453a; --accent:#4fc47f; --accent-soft:#1b2b21; --accent-ink:#10130f;
  --art-bg:#0c0b09; --art-fg:#e9e4d2;
  --shadow:0 1px 1px rgba(0,0,0,.4), 0 10px 30px -20px rgba(0,0,0,.9);
  color-scheme:dark;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-ui);line-height:1.55}
img,svg{max-width:100%}
a{color:var(--accent);text-underline-offset:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

/* ---------- typography ---------- */
h1{margin:0 0 10px;font-size:clamp(1.75rem,4.2vw,2.5rem);line-height:1.15;letter-spacing:-.02em;font-family:var(--font-display)}
h2{font-size:1.15rem;margin:0 0 12px;letter-spacing:-.01em}
h3{font-size:1rem;margin:0 0 4px}
p{margin:0 0 12px}

/* ---------- layout helpers ---------- */
.wrap{max-width:1000px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px 14px;transition:top .15s}
.skip:focus{top:12px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}
@supports (backdrop-filter:blur(4px)){
  .site-head{background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(10px)}
}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--text);font-weight:700}
.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:var(--accent);color:var(--accent-ink);font-family:var(--font-am);font-weight:700;font-size:1.05rem;line-height:1}
.brand-name{font-size:1rem;letter-spacing:-.01em}
.site-nav{display:flex;gap:4px;flex-wrap:wrap}
.site-nav a{color:var(--muted);text-decoration:none;font-size:.9rem;padding:6px 10px;border-radius:8px}
.site-nav a:hover{color:var(--text);background:var(--surface-2)}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);background:var(--surface);margin-top:20px}
.foot-in{max-width:1000px;margin:0 auto;padding:28px 16px;display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;font-size:.85rem;color:var(--muted)}
.foot-brand{max-width:34ch}
.foot-brand strong{color:var(--text);display:block;margin-bottom:4px}
.foot-cols{display:flex;gap:40px;flex-wrap:wrap}
.foot-cols h3{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:0 0 8px}
.foot-cols ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.foot-cols a{color:var(--text);text-decoration:none}
.foot-cols a:hover{text-decoration:underline}
.foot-legal{border-top:1px solid var(--line);padding:14px 16px;max-width:1000px;margin:0 auto;font-size:.78rem;color:var(--muted)}

@media (max-width:600px){
  .head-in{min-height:auto;padding-top:10px;padding-bottom:10px}
  .site-nav a{padding:6px 8px;font-size:.85rem}
}