:root{
  --sun:#F5B400;--sun-bright:#FFCB2E;--grass:#4CAF50;--grass-deep:#2E7D32;
  --tomato:#E5462F;--tomato-deep:#C53820;--sky:#3AA0E3;--sky-deep:#1E6FB0;
  --paper:#FDFBF4;--card:#FFFFFF;--ink:#243133;--ink-soft:#48555A;
  --line:rgba(36,49,51,.10);--shadow:0 10px 30px -12px rgba(36,49,51,.35);
  --shadow-lift:0 18px 40px -14px rgba(36,49,51,.45);
  --sans:"Nunito Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:"Baloo 2","Nunito Sans",system-ui,sans-serif;--mono:"JetBrains Mono",ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--display);line-height:1.12}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--sky);outline-offset:2px;border-radius:6px}
.wrap{max-width:1040px;margin:0 auto;padding:0 22px}
.wfp-header{position:sticky;top:0;z-index:50;background:rgba(253,251,244,.90);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.wfp-bar{display:flex;align-items:center;justify-content:space-between;height:64px}
.wfp-logo{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:800;font-size:18px;color:var(--ink)}
.wfp-logo-icon{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--grass),var(--grass-deep));display:grid;place-items:center;color:#fff;font-size:14px;font-weight:800;box-shadow:0 4px 10px -3px rgba(46,125,50,.6)}
.wfp-nav{display:flex;gap:4px}
.wfp-nav a{font-weight:700;font-size:15px;color:var(--ink-soft);padding:8px 14px;border-radius:9px;transition:.16s}
.wfp-nav a:hover{color:var(--ink);background:rgba(76,175,80,.12)}
.wfp-nav a.on{color:var(--grass-deep);background:rgba(76,175,80,.14)}
.wfp-lang{border-top:1px solid var(--line);background:#fff;display:flex;gap:2px;justify-content:center;flex-wrap:wrap;padding:6px 12px}
.wfp-lang a{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--ink-soft);padding:5px 10px;border-radius:8px;transition:.16s}
.wfp-lang a:hover{background:rgba(58,160,227,.12);color:var(--sky-deep)}
.wfp-lang a.on{background:rgba(76,175,80,.14);color:var(--grass-deep)}
.wfp-lang img{border-radius:2px;display:block}
main{padding:0 0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px 26px;box-shadow:var(--shadow);margin-top:22px}
.shead{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.shead .chip{width:24px;height:6px;border-radius:4px;flex:none}
.shead h2{font-size:clamp(20px,3.2vw,26px);font-weight:800}
.shead .rule{flex:1;height:1px;background:var(--line)}
.crumbs{font-size:13px;color:var(--ink-soft);padding:16px 0 0}
.crumbs a{color:var(--grass-deep);font-weight:700}
.crumbs a:hover{text-decoration:underline}
.crumbs span{margin:0 8px;color:var(--line)}
.prose p{color:var(--ink);font-size:16px;margin-bottom:12px}
.prose a{color:var(--grass-deep);font-weight:700;text-decoration:underline;text-underline-offset:2px}
.author-hero{display:flex;gap:26px;align-items:center;background:radial-gradient(120% 90% at 12% -20%,rgba(255,203,46,.28),transparent 55%),linear-gradient(180deg,#F4FBEE 0%,var(--paper) 100%);border:1px solid var(--line);border-radius:20px;padding:34px 30px;margin-top:16px;box-shadow:var(--shadow)}
.author-hero .ava{width:96px;height:96px;border-radius:50%;flex:none;background:linear-gradient(135deg,var(--sun),var(--tomato));display:grid;place-items:center;font-family:var(--display);font-weight:800;color:#fff;font-size:38px;box-shadow:var(--shadow)}
.author-hero .tag{display:inline-block;font-family:var(--mono);font-weight:700;font-size:12px;letter-spacing:.5px;text-transform:uppercase;color:var(--grass-deep);background:#fff;border:1px solid var(--line);padding:4px 12px;border-radius:100px;margin-bottom:10px}
.author-hero h1{font-size:clamp(26px,5vw,40px);font-weight:800}
.author-hero .role{font-size:16px;color:var(--ink-soft);margin-top:4px;font-weight:600}
.cred-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.cred{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow);border-top:4px solid var(--grass)}
.cred:nth-child(4n+1){border-top-color:var(--sun)}
.cred:nth-child(4n+2){border-top-color:var(--grass)}
.cred:nth-child(4n+3){border-top-color:var(--sky)}
.cred:nth-child(4n+4){border-top-color:var(--tomato)}
.cred h3{font-size:16px;font-weight:800;margin-bottom:6px}
.cred p{font-size:14px;color:var(--ink-soft)}
.method{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.mcard{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow)}
.mcard .num{font-family:var(--mono);font-weight:700;font-size:14px;color:var(--grass-deep);background:rgba(76,175,80,.10);width:34px;height:34px;border-radius:10px;display:grid;place-items:center;margin-bottom:10px}
.mcard h3{font-size:16px;font-weight:700;margin-bottom:6px}
.mcard p{font-size:14px;color:var(--ink-soft)}
.independence{background:rgba(58,160,227,.06);border:1px solid rgba(58,160,227,.25);border-radius:14px;padding:20px 22px}
.independence p{color:var(--ink);font-size:15px;margin:0}
.langrow{display:flex;flex-wrap:wrap;gap:8px}
.langrow .pill{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);padding:7px 12px;border-radius:100px;font-weight:700;font-size:13px;color:var(--ink)}
.langrow .pill img{border-radius:2px;display:block}
.wfp-footer{background:#17211C;color:#C6D2C9;padding:52px 0 28px;margin-top:24px}
.wfp-footer .grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;margin-bottom:28px}
.fbrand{font-family:var(--display);font-weight:800;color:#fff;font-size:17px}
.fblurb{color:#93A399;font-size:14px;margin-top:10px;max-width:38ch}
.wfp-footer h4{font-family:var(--display);color:#fff;font-size:15px;margin-bottom:10px}
.wfp-footer ul{list-style:none}
.wfp-footer li a{color:#93A399;font-size:14px;padding:4px 0;display:block;transition:.15s}
.wfp-footer li a:hover{color:var(--sun-bright)}
.fine{border-top:1px solid rgba(255,255,255,.10);padding-top:18px;font-size:13px;color:#7C8C82;line-height:1.7}
@media (max-width:820px){.wfp-nav{display:none}.author-hero{flex-direction:column;text-align:center}.wfp-footer .grid{grid-template-columns:1fr 1fr;gap:22px}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto}}