:root{--bg:#fffaf7;--surface:#fff;--ink:#2b1710;--muted:#765f57;--line:#eadbd2;--accent:#9a3412;--accent2:#c2410c;--soft:#fff1e8;--shadow:0 14px 40px rgba(80,35,15,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,"Noto Sans Devanagari",sans-serif;line-height:1.6}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:24px;padding:12px 5%;background:rgba(255,250,247,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:9px;color:inherit;text-decoration:none;margin-right:auto}.brand span{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:var(--accent);color:white;font-size:22px;font-weight:800}.brand b{font-size:17px}.brand small{display:block;color:var(--muted);font-size:11px}.topbar nav{display:flex;gap:18px}.topbar nav a{color:var(--muted);text-decoration:none;font-size:14px}.topbar nav a.active,.topbar nav a:hover{color:var(--accent);font-weight:700}.topbar button,.actions button,.section-head button{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:9px 12px;color:var(--ink);cursor:pointer}.hero{max-width:1180px;margin:38px auto 24px;padding:34px;border-radius:26px;background:linear-gradient(135deg,#5c1f0c,#9a3412);color:#fff;display:flex;justify-content:space-between;gap:30px;box-shadow:var(--shadow)}.hero h1{font-size:clamp(30px,5vw,50px);line-height:1.15;margin:8px 0}.hero p{max-width:720px;color:#ffe9dd}.eyebrow{font-size:11px;letter-spacing:.16em;font-weight:800;color:var(--accent2);margin:0}.hero .eyebrow{color:#fed7aa}.engine{min-width:230px;align-self:center;padding:18px;border:1px solid rgba(255,255,255,.22);border-radius:16px;background:rgba(255,255,255,.08)}.engine strong,.engine span{display:block}.engine span{font-size:12px;color:#fed7aa;margin-top:4px}.card{max-width:1180px;margin:24px auto;padding:26px;background:var(--surface);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}.section-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:20px}.section-head>div{display:flex;align-items:center;gap:12px}.section-head span{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:var(--soft);color:var(--accent);font-weight:800}.section-head h2{margin:0;font-size:22px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.grid label,.settings label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:700;color:var(--muted)}input,select{width:100%;border:1px solid var(--line);background:#fffdfb;border-radius:11px;padding:12px;color:var(--ink);font:inherit;font-size:14px;outline:none}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(154,52,18,.1)}.wide{grid-column:span 2}.settings{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px;padding-top:18px;border-top:1px solid var(--line)}.primary{width:100%;margin-top:20px;border:0;border-radius:13px;padding:15px;background:var(--accent);color:#fff;font-weight:800;font-size:15px;cursor:pointer}.primary:hover{background:var(--accent2)}.privacy{font-size:12px;color:var(--muted);margin-bottom:0}.hidden{display:none}.results{max-width:1180px;margin:30px auto}.result-head{display:flex;justify-content:space-between;gap:20px;align-items:center}.result-head h2{margin:3px 0}.result-head p{margin:0;color:var(--muted)}.actions{display:flex;gap:8px}.method{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.method span{padding:7px 10px;border-radius:999px;background:var(--soft);color:var(--accent);font-size:12px;font-weight:700}.overview{display:grid;grid-template-columns:minmax(360px,1fr) minmax(300px,.8fr);gap:20px}.chart-card,.keyfacts{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px}.chart-card h3{margin-top:0}.chart{max-width:520px;margin:auto;aspect-ratio:1;display:grid;place-items:center}.chart svg{width:100%;height:100%}.keyfacts{display:grid;grid-template-columns:1fr 1fr;align-content:start;gap:10px}.fact{padding:12px;border:1px solid var(--line);border-radius:13px;background:#fffdfb}.fact small{display:block;color:var(--muted)}.fact b{font-size:18px}.tabs{display:flex;gap:7px;overflow:auto;padding:18px 0 10px;position:sticky;top:64px;background:var(--bg);z-index:10}.tab{white-space:nowrap;border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:9px 13px;color:var(--muted);cursor:pointer}.tab.active{background:var(--accent);border-color:var(--accent);color:#fff}.tab-content{min-height:280px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px}.data-table{width:100%;border-collapse:collapse;font-size:13px}.data-table th,.data-table td{padding:10px;border-bottom:1px solid var(--line);text-align:left}.data-table th{color:var(--muted);font-size:11px;text-transform:uppercase}.notice{padding:14px;border-radius:13px;background:var(--soft);border:1px solid #f4c7af;color:#6b2a14}.blueprint-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.blueprint article{padding:17px;border:1px solid var(--line);border-radius:15px;background:#fffdfb}.blueprint article b{color:var(--accent)}.blueprint article p{margin:6px 0 0;color:var(--muted);font-size:13px}footer{max-width:1180px;margin:40px auto;padding:25px 0 60px;color:var(--muted);font-size:12px;text-align:center}@media(max-width:800px){.topbar nav{display:none}.hero{margin:15px 12px;padding:24px;display:block}.engine{margin-top:20px}.card,.results{margin:14px 12px;padding:18px}.grid{grid-template-columns:1fr 1fr}.wide{grid-column:span 2}.settings{grid-template-columns:1fr}.overview{grid-template-columns:1fr}.blueprint-grid{grid-template-columns:1fr 1fr}.result-head{align-items:flex-start;flex-direction:column}.actions{width:100%}.actions button{flex:1}.tabs{top:64px}}@media(max-width:520px){.grid{grid-template-columns:1fr}.wide{grid-column:auto}.blueprint-grid{grid-template-columns:1fr}.hero h1{font-size:31px}.chart-card{padding:12px}.keyfacts{grid-template-columns:1fr 1fr}.tab-content{padding:14px}}
body.dark{--bg:#160e0b;--surface:#211411;--ink:#fff4ed;--muted:#c8aaa0;--line:#493129;--soft:#321d16}body.dark input,body.dark select,body.dark .fact{background:#1b100d;color:var(--ink)}