/* Genotion — design tokens. Forked from the IR platform-prototype token architecture;
   re-skinned for the Genotion brand. Light + dark themes per GENOTION-WEB-STANDARDS §9B.
   Components reference tokens only — no hardcoded hexes outside this file. */

/* --- self-hosted fonts (no CDN) --- */
@font-face{
  font-family:'Space Grotesk';
  src:url('fonts/SpaceGrotesk-var-latin.woff2') format('woff2');
  font-weight:500 700;font-style:normal;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:'Inter';
  src:url('fonts/Inter-var-latin.woff2') format('woff2');
  font-weight:400 700;font-style:normal;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* --- LIGHT (default) --- */
:root{
  color-scheme:light;
  /* color */
  --bg:#FBFBF9; --surface:#FFFFFF; --surface-2:#F4F4EE;
  --fg:#0B0B0F; --muted:#5A5A66; --border:#EAEAE5; --border-strong:#D6D6CE;
  --primary:#0B0B0F; --on-primary:#FFFFFF;
  --accent:#5B54F0; --accent-hover:#4A43E0; --on-accent:#FFFFFF;
  --accent-ink:#4038D8;           /* accent as small text on light bg (7.3:1) */
  --accent-soft:#EEEDFE;          /* accent-tinted chip/selection background */
  --success:#0B6B4F; --success-bg:#EAF7F1;
  --danger:#B91C1C; --danger-soft:#FEF2F2; --danger-line:#F3C6C6;
  --warn:#92400E; --warn-bg:#FFFBEB;
  --ring:#5B54F0;
  /* dark band (used on light pages for rhythm) */
  --band-bg:#0B0B0F; --band-fg:#F2F2ED; --band-muted:#B9B9C6;
  --band-border:rgba(255,255,255,.14); --band-card:rgba(255,255,255,.055);
  --band-accent:#8F89FF;
  /* type */
  --font-display:'Space Grotesk',system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:'Inter',system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,'SF Mono','Cascadia Code',Menlo,monospace;
  --lh:1.65;
  /* space (4/8 rhythm — carried from the IR system) */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:64px; --s9:96px;
  /* radius */
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-pill:999px;
  /* shadow */
  --shadow-sm:0 1px 2px rgba(11,11,15,.06);
  --shadow-md:0 4px 16px rgba(11,11,15,.08);
  --shadow-lg:0 12px 40px rgba(11,11,15,.12);
  --container:1180px;
  /* subtle hero background (light theme) — soft off-white wash */
  --hero-img:image-set(
    url('/assets/images/hero-light-2x.avif') type('image/avif') 2x,
    url('/assets/images/hero-light-1x.avif') type('image/avif') 1x,
    url('/assets/images/hero-light-2x.webp') type('image/webp') 2x,
    url('/assets/images/hero-light-1x.webp') type('image/webp') 1x);
  /* scrim keeps the headline column on solid bg, AA-safe; image reads as a wash on the right */
  --hero-scrim:linear-gradient(105deg,var(--bg) 0%,var(--bg) 34%,color-mix(in srgb,var(--bg) 58%,transparent) 66%,color-mix(in srgb,var(--bg) 24%,transparent) 100%);
}

/* --- DARK (designed, not inverted) --- */
:root[data-theme=dark]{
  color-scheme:dark;
  --bg:#0B0B0F; --surface:#15151B; --surface-2:#1C1C24;
  --fg:#F2F2ED; --muted:#A3A3B0; --border:#26262E; --border-strong:#34343E;
  --primary:#F2F2ED; --on-primary:#0B0B0F;
  --accent:#5B54F0; --accent-hover:#6F69F5; --on-accent:#FFFFFF;
  --accent-ink:#8F89FF;
  --accent-soft:#221F4A;
  --success:#4ADE9E; --success-bg:#0E2A20;
  --danger:#F87171; --danger-soft:#2A1414; --danger-line:#4A2020;
  --warn:#FBBF24; --warn-bg:#2A2210;
  --ring:#8F89FF;
  --band-bg:#15151B; --band-fg:#F2F2ED; --band-muted:#A3A3B0;
  --band-border:rgba(255,255,255,.12); --band-card:rgba(255,255,255,.045);
  --band-accent:#8F89FF;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow-md:0 4px 16px rgba(0,0,0,.5);
  --shadow-lg:0 12px 40px rgba(0,0,0,.6);
  /* subtle hero background (dark theme) — near-black with indigo aurora */
  --hero-img:image-set(
    url('/assets/images/hero-dark-2x.avif') type('image/avif') 2x,
    url('/assets/images/hero-dark-1x.avif') type('image/avif') 1x,
    url('/assets/images/hero-dark-2x.webp') type('image/webp') 2x,
    url('/assets/images/hero-dark-1x.webp') type('image/webp') 1x);
  --hero-scrim:linear-gradient(105deg,var(--bg) 0%,var(--bg) 36%,color-mix(in srgb,var(--bg) 70%,transparent) 62%,color-mix(in srgb,var(--bg) 38%,transparent) 100%);
}

/* --- base --- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);color:var(--fg);background:var(--bg);line-height:var(--lh);-webkit-font-smoothing:antialiased;font-size:17px}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.08;margin:0;letter-spacing:-.02em}
p{margin:0}
a{color:inherit;text-decoration:none;cursor:pointer}
button{font-family:var(--font-body);cursor:pointer}
img{max-width:100%;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 32px}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px}
::selection{background:var(--accent);color:#fff}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* --- buttons (IR component system, Genotion skin) --- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15.5px;border-radius:var(--r-md);padding:12px 22px;min-height:46px;border:1px solid transparent;transition:background .18s,color .18s,border-color .18s,transform .18s;white-space:nowrap}
.btn-primary{background:var(--accent);color:var(--on-accent)}
.btn-primary:hover{background:var(--accent-hover)}
.btn-dark{background:var(--primary);color:var(--on-primary)}
.btn-dark:hover{opacity:.88}
.btn-outline{background:transparent;border-color:var(--border-strong);color:var(--fg)}
.btn-outline:hover{background:var(--surface-2)}
.btn-sm{padding:8px 16px;min-height:38px;font-size:14px;border-radius:var(--r-sm)}
.btn-lg{padding:16px 30px;min-height:54px;font-size:16.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn:active{transform:scale(.98)}

/* --- card --- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-sm)}

/* --- kicker / eyebrow (mono, uppercase — Genotion signature) --- */
.kicker{font-family:var(--font-mono);font-size:12.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-ink)}

/* --- forms --- */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:14px;font-weight:600;color:var(--fg)}
.field input,.field select,.field textarea{font-family:var(--font-body);font-size:15.5px;padding:12px 14px;border:1px solid var(--border-strong);border-radius:var(--r-sm);background:var(--surface);color:var(--fg);min-height:46px;width:100%}
.field textarea{min-height:130px;resize:vertical}
.field input:focus-visible,.field textarea:focus-visible{outline:3px solid var(--ring);outline-offset:1px}
.field .hint{font-size:13px;color:var(--muted)}
.field .error{font-size:13.5px;color:var(--danger);display:none}
.field.invalid input,.field.invalid textarea{border-color:var(--danger)}
.field.invalid .error{display:block}

/* --- a11y helpers --- */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--accent);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:1000;font-weight:600}
.skip-link:focus{left:0}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}