:root{--bg: #f6f1e7;--bg-alt: #efe7d6;--ink: #1d2b1f;--ink-soft: #4a5648;--accent: #2f4630;--accent-deep: #1b2a1c;--accent-soft: #e3dcc7;--highlight: #d8e3c2;--border: #d8cfb8;--card: #fbf7ec;--serif: "Cormorant Garamond", "Playfair Display", Georgia, "Times New Roman", serif;--sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--radius: 18px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-family:var(--serif);font-weight:500;color:var(--accent-deep);letter-spacing:-.01em;line-height:1.1;margin:0 0 .6em}h1{font-size:clamp(2.4rem,5vw,4rem)}h2{font-size:clamp(1.8rem,3.5vw,2.6rem)}h3{font-size:1.4rem}p{margin:0 0 1em;color:var(--ink-soft)}.container{max-width:1100px;margin:0 auto;padding:0 24px}.narrow{max-width:760px;margin:0 auto;padding:0 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.msg{font-family:var(--serif);font-size:1.4rem;color:var(--accent-deep);font-style:italic}@keyframes spin{to{transform:rotate(360deg)}}.result-hero{background:linear-gradient(180deg,var(--bg-alt),var(--highlight));padding:50px 0 40px;text-align:center}.result-hero .label{font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}.result-hero .big{font-family:var(--serif);font-size:clamp(3.6rem,9vw,6rem);color:var(--accent-deep);line-height:1;margin:0 0 8px}.result-hero .unit{font-size:1.1rem;color:var(--ink-soft)}.result-hero .interpretation{max-width:56ch;margin:18px auto 0;color:var(--ink-soft)}.scenarios{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:30px 0}.scenario{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:24px;position:relative}.scenario.featured{border-color:var(--accent-deep);box-shadow:0 12px 30px -20px 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solid var(--border);border-radius:10px;background:#fff;font-size:1rem;font-family:inherit;color:var(--ink)}.field input:focus,.field select:focus{outline:2px solid var(--accent);outline-offset:1px}.unit-toggle{display:inline-flex;background:var(--accent-soft);border-radius:999px;padding:4px;gap:4px;margin-bottom:18px}.unit-toggle button{background:transparent;border:none;padding:8px 18px;font-size:.9rem;border-radius:999px;cursor:pointer;color:var(--accent-deep);font-family:inherit}.unit-toggle button.active{background:var(--accent-deep);color:var(--bg)}.result{margin-top:28px;padding:28px;background:var(--highlight);border-radius:18px;text-align:center}.result .big{font-family:var(--serif);font-size:clamp(2.5rem,6vw,3.8rem);color:var(--accent-deep);line-height:1}.result .label{font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;color:var(--accent);margin-bottom:8px}.result .sub{color:var(--ink-soft);margin-top:10px;font-size:.95rem}.breakdown{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-top:18px}.breakdown .item{background:var(--card);border-radius:12px;padding:14px;text-align:center}.breakdown .item .v{font-family:var(--serif);font-size:1.5rem;color:var(--accent-deep)}.breakdown .item .k{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft)}.prose{max-width:720px;margin:0 auto;padding:60px 24px}.prose h2{margin-top:2em}.prose h3{margin-top:1.6em;color:var(--accent-deep)}.prose ul,.prose ol{color:var(--ink-soft);padding-left:1.2em}.prose li{margin-bottom:.4em}.prose blockquote{border-left:3px solid var(--accent);padding:.2em 1em;color:var(--ink-soft);font-style:italic;margin:1.4em 0}.prose code{background:var(--accent-soft);padding:2px 6px;border-radius:4px;font-size:.92em}.prose .formula{background:var(--card);border:1px solid var(--border);padding:18px 22px;border-radius:12px;font-family:Courier New,monospace;font-size:.95rem;margin:20px 0;color:var(--accent-deep)}.faq details{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px 22px;margin-bottom:12px}.faq summary{cursor:pointer;font-weight:500;color:var(--accent-deep);font-size:1.05rem}.faq details[open] summary{margin-bottom:10px}section{padding:60px 0}section.alt{background:var(--bg-alt)}.section-head{text-align:center;max-width:640px;margin:0 auto 40px}.site-footer{background:var(--accent-deep);color:var(--accent-soft);padding:60px 0 30px;margin-top:80px}.site-footer h4{color:var(--bg);font-size:1rem}.site-footer a{color:var(--accent-soft)}.site-footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:30px}.site-footer ul{list-style:none;padding:0}.site-footer li{margin-bottom:6px;font-size:.92rem}.site-footer .fine{border-top:1px solid #2f4630;margin-top:30px;padding-top:18px;font-size:.82rem;opacity:.7}