:root{
    --obsidian-900:#06090D; --obsidian-800:#0B0F14; --obsidian-700:#11161D; --obsidian-600:#1A212B; --obsidian-500:#2A333F;
    --teal:#00A6A6; --teal-700:#007E7E; --teal-600:#00A6A6; --teal-400:#33C4C4; --teal-200:#9CE0E0; --teal-soft:rgba(0,166,166,.14);
    --amber:#F4A24C; --amber-700:#D9802A; --amber-600:#F4A24C; --amber-400:#F8BC7B; --amber-soft:rgba(244,162,76,.16);
    --navy:#1C2E4A; --navy-700:#14223A; --navy-600:#1C2E4A; --navy-400:#34507C;
    --ember:#F2664D;
    --ivory:#F7F2E8; --ivory-50:#FCFAF5; --ivory-100:#F7F2E8; --ivory-200:#ECE5D6; --ivory-300:#D9D0BD;
    --steel-400:#9AA3AE; --steel-500:#6B7480; --steel-600:#4A525D;
    --surface-base:#0B0F14; --surface-raised:#11161D; --surface-card:#11161D; --surface-authority:#1C2E4A;
    --text-strong:#F7F2E8; --text-body:#C7CDD6; --text-muted:#9AA3AE; --text-faint:#6B7480;
    --border-hairline:#2A333F; --border-strong:#3A4350;
    --link:#33C4C4;
    --accent:#0FB3B3; --accent-text:#33C4C4; --accent-ink:#042020; --accent-soft:rgba(15,179,179,.14);
    --nav-bg:rgba(11,15,20,.80);
    --shadow-card:0 2px 0 rgba(255,255,255,.02), 0 12px 32px rgba(0,0,0,.45);
    --shadow-lg:0 18px 48px rgba(0,0,0,.55);
    --disp:'Manrope',sans-serif; --body:'Inter',sans-serif; --mono:'JetBrains Mono',monospace;
  }
  :root[data-theme="light"]{
    --obsidian-600:#E7E1D3; --obsidian-500:#D9D2C0;
    --surface-base:#FBF8F1; --surface-raised:#FFFFFF; --surface-card:#FFFFFF;
    --text-strong:#10151B; --text-body:#3D4651; --text-muted:#5E6772; --text-faint:#8A93A0;
    --border-hairline:#E8E1D1; --border-strong:#D4CBB8;
    --ivory-100:#FFFFFF; --ivory-200:#ECE5D6;
    --steel-500:#9AA1AC;
    --amber-600:#B5701F;
    --link:#0A7373;
    --nav-bg:rgba(251,248,241,.84);
    --shadow-card:0 1px 2px rgba(20,17,12,.04), 0 12px 30px rgba(20,17,12,.10);
    --shadow-lg:0 24px 60px rgba(20,17,12,.16);
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{margin:0;background:var(--surface-base);color:var(--text-body);font-family:var(--body);-webkit-font-smoothing:antialiased;transition:background .3s ease,color .3s ease;}
  ::selection{background:var(--accent);color:var(--accent-ink);}
  @keyframes marq{to{transform:translateX(-50%)}}
  @keyframes lensIn{from{transform:translateY(10px)}to{transform:none}}
  .lens-card{animation:lensIn .45s cubic-bezier(.16,1,.3,1);}
  @media (max-width:860px){ .nav-links{display:none!important;} }
  @media (max-width:760px){ .hero-grid{grid-template-columns:1fr!important;gap:36px!important;} .hero-photo{order:-1;justify-self:start!important;} #landing{align-items:flex-start!important;} }
  @media (max-width:680px){ .landing-cards{grid-template-columns:1fr!important;} .lens-card{padding:18px!important;gap:9px!important;} [data-case-card]{margin:0!important;} }
  @media (max-width:860px){ #nav-lens-label{display:none!important;} #nav-lens{padding:0 9px!important;} [data-nav]{gap:8px!important;} [data-cta]{padding:0 13px!important;} }
  @media (max-width:380px){ [data-nav] a[href="#top"]{font-size:16px!important;} [data-cta]{font-size:13px!important;padding:0 11px!important;} }
  @media (prefers-reduced-motion:reduce){ .lens-card,[data-marquee]{animation:none!important;} }