/* Shared CSS for the 9 Koder ecosystem Area landing pages.
   Source of truth: sites/ecosystem.css — generated into each
   sites/<slug>/ directory by sites/_ecosystem_gen.py.

   Per-page colors are set via inline <style> in each HTML:
   --accent, --accent-light, --accent-dark, --accent-10/15/20/40 */

:root{--bg:#ffffff;--bg2:#f8fafc;--text:#0f172a;--muted:#475569;--border:#e2e8f0;--card:#ffffff;color-scheme:light}
[data-theme="dark"]{--bg:#0b1120;--bg2:#111827;--text:#f1f5f9;--muted:#94a3b8;--border:#1f2937;--card:#111827;color-scheme:dark}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;min-height:100vh}
nav{position:sticky;top:0;z-index:10;background:var(--bg);border-bottom:1px solid var(--border);padding:16px 24px}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.nav-brand{display:flex;align-items:center;gap:12px;font-weight:700;text-decoration:none;color:var(--text);font-size:16px}
.nav-brand img{width:36px;height:36px}
.nav-links{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.nav-links a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:500}
.nav-links a:hover{color:var(--accent)}
#theme-btn{background:none;border:1px solid var(--border);cursor:pointer;color:var(--muted);width:36px;height:36px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center}
#theme-btn:hover{border-color:var(--accent);color:var(--accent)}
#theme-btn svg{display:none}
:root:not([data-theme="dark"]) #theme-btn .i-sun{display:block}
:root[data-theme="dark"] #theme-btn .i-moon{display:block}
.hero{padding:96px 24px 80px;background:linear-gradient(180deg,var(--accent-15) 0%,var(--bg) 100%);text-align:center}
.hero-inner{max-width:900px;margin:0 auto}
.hero-icon{width:96px;height:96px;margin:0 auto 24px;display:block;filter:drop-shadow(0 10px 30px var(--accent-40))}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;background:var(--accent-20);color:var(--accent);font-size:12px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;margin-bottom:24px}
h1{font-size:clamp(2.5rem,6vw,4.5rem);font-weight:900;letter-spacing:-0.03em;margin-bottom:20px;line-height:1.05}
h1 .accent{color:var(--accent)}
.tagline{font-size:1.25rem;color:var(--muted);max-width:640px;margin:0 auto 24px}
.lead{font-size:1.05rem;color:var(--muted);max-width:720px;margin:0 auto}
.rule{max-width:760px;margin:40px auto 0;padding:20px 28px;background:var(--accent-10);border-left:4px solid var(--accent);border-radius:8px;font-size:15px;color:var(--text);text-align:left}
.rule strong{color:var(--accent)}
.sectors{max-width:1200px;margin:0 auto;padding:80px 24px}
.sectors-header{margin-bottom:48px}
.sectors h2{font-size:2.25rem;font-weight:800;margin-bottom:12px;letter-spacing:-0.02em}
.sectors-header p{color:var(--muted);font-size:1.05rem;max-width:680px}
.sector-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.sector-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:26px;transition:all .2s;display:flex;flex-direction:column}
.sector-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 24px var(--accent-20)}
.sector-card h3{font-size:1.15rem;font-weight:700;margin-bottom:10px}
.sector-card p{color:var(--muted);font-size:0.95rem;line-height:1.6;flex:1;margin-bottom:18px}
.sector-card a.visit{color:var(--accent);text-decoration:none;font-size:0.9rem;font-weight:600;display:inline-flex;align-items:center;gap:4px;margin-top:auto}
.sector-card a.visit:hover{gap:10px}
.ecosystem-nav{max-width:1200px;margin:0 auto;padding:40px 24px;border-top:1px solid var(--border)}
.ecosystem-nav h3{font-size:1rem;font-weight:700;color:var(--muted);margin-bottom:16px;letter-spacing:0.05em;text-transform:uppercase}
.ecosystem-links{display:flex;flex-wrap:wrap;gap:10px}
.ecosystem-links a{padding:8px 16px;border-radius:8px;background:var(--bg2);color:var(--muted);text-decoration:none;font-size:13px;font-weight:600;border:1px solid var(--border);transition:all .15s}
.ecosystem-links a:hover{border-color:var(--accent);color:var(--accent)}
.ecosystem-links a.current{background:var(--accent);color:#fff;border-color:var(--accent)}
footer{padding:40px 24px;border-top:1px solid var(--border);text-align:center;color:var(--muted);font-size:14px}
footer a{color:var(--accent);text-decoration:none;font-weight:500}
footer a:hover{text-decoration:underline}
/* --- Hamburger button (hidden on desktop) --- */
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;cursor:pointer;color:var(--muted);width:36px;height:36px;align-items:center;justify-content:center;flex-shrink:0}
.nav-toggle:hover{border-color:var(--accent);color:var(--accent)}
.nav-toggle svg{display:block}

@media (max-width:768px){
  .nav-toggle{display:inline-flex}
  .nav-links{display:none;position:absolute;top:65px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);flex-direction:column;gap:0;padding:12px 0;z-index:20}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 24px;font-size:15px;border-bottom:1px solid var(--border)}
  #theme-btn{margin:12px 24px}
  nav{position:relative}
  .hero{padding:60px 20px 50px}
  .sectors{padding:60px 20px}
  .sector-grid{grid-template-columns:1fr}
  .ecosystem-links{gap:8px}
}

@media (max-width:480px){
  h1{font-size:2rem}
  .tagline{font-size:1rem}
  .lead{font-size:0.95rem}
  .hero{padding:48px 16px 40px}
  .sectors{padding:40px 16px}
  .ecosystem-nav{padding:32px 16px}
  .sector-card{padding:20px}
  .ecosystem-links a{font-size:12px;padding:6px 12px}
}