:root {
  --bg: #f6f7f3; --surface: #ffffff; --text: #18211c; --muted: #5b6760; --line: #dfe4de;
  --accent: #0f7a4f; --accent-ink: #ffffff; --accent-soft: #e2f2ea; --sun: #f2b632; --sun-soft: #fff4d6;
  --warn: #9a4b00; --dot: #8a958f; --radius: 14px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1512; --surface: #17201b; --text: #e7ede9; --muted: #9caba2; --line: #26322c;
          --accent: #43c48b; --accent-ink: #06130c; --accent-soft: #163126; --sun: #f5c451; --sun-soft: #3a2f12;
          --warn: #f2a65a; --dot: #6d7a73; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 16px; }
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 10px; padding-bottom: 10px; }
.brand { font-weight: 800; text-decoration: none; color: var(--text); letter-spacing: -.01em; }
.brand span { color: var(--accent); }
.top .btn { padding: 8px 14px; font-size: .95rem; white-space: nowrap; }
@media (max-width: 480px) { .hide-sm { display: none; } }

.hero { padding: 40px 0 8px; }
.hero h1 { font-size: clamp(1.9rem, 5.5vw, 3.1rem); line-height: 1.08; letter-spacing: -.02em; margin: 0 0 14px; }
.hero h1 em { font-style: normal; background: linear-gradient(transparent 62%, var(--sun-soft) 62%); }
.hero .lead { font-size: 1.15rem; color: var(--muted); max-width: 640px; margin: 0 0 18px; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 8px; }
.pills li { background: var(--surface); border: 1px solid var(--line); border-radius: 99px; padding: 4px 12px; font-size: .9rem; }

.calc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; margin: 22px 0 30px; box-shadow: 0 10px 30px -18px rgba(0,0,0,.25); scroll-margin-top: 70px; }
.progress { height: 6px; background: var(--line); border-radius: 99px; overflow: hidden; margin-bottom: 10px; }
.progress span { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--sun)); transition: width .35s ease; }
.step-n { font-size: .85rem; color: var(--muted); margin: 0; }
.q { font-size: 1.45rem; margin: 6px 0 12px; line-height: 1.25; }
.choices { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.choice { text-align: left; font: inherit; color: var(--text); background: var(--bg); border: 2px solid var(--line); border-radius: 12px; padding: 14px 16px; cursor: pointer; transition: border-color .15s, transform .15s; }
.choice:hover, .choice:focus-visible { border-color: var(--accent); transform: translateY(-1px); outline: none; }
.choice.on { border-color: var(--accent); background: var(--accent-soft); }
.field { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.field input { flex: 1 1 220px; font: inherit; padding: 12px 14px; border-radius: 10px; border: 2px solid var(--line); background: var(--bg); color: var(--text); }
.field input:focus { border-color: var(--accent); outline: none; }
.unit { color: var(--muted); }
.btn { display: inline-block; font: inherit; font-weight: 700; background: var(--accent); color: var(--accent-ink); border: 0; border-radius: 10px; padding: 12px 18px; cursor: pointer; text-decoration: none; }
.btn:hover { filter: brightness(1.07); }
.btn.ghost { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.link { font: inherit; background: none; border: 0; color: var(--accent); cursor: pointer; padding: 10px 0; text-decoration: underline; display: block; }
.back { color: var(--muted); }
.err { color: var(--warn); min-height: 1.2em; }
.muted { color: var(--muted); }

.reveal { text-align: center; padding: 18px 10px 22px; margin: 6px 0 14px; border-radius: var(--radius); background: radial-gradient(120% 100% at 50% 0%, var(--sun-soft), transparent 70%); }
.reveal .lbl { display: block; color: var(--muted); }
.reveal strong { display: block; font-size: clamp(2.4rem, 9vw, 4rem); line-height: 1.1; letter-spacing: -.02em; color: var(--accent); font-variant-numeric: tabular-nums; }
.breakdown { border: 1px solid var(--line); border-radius: 12px; padding: 4px 16px 10px; margin: 12px 0; }
.breakdown h3 { font-size: 1rem; margin: 12px 0 6px; }
.row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--line); font-variant-numeric: tabular-nums; }
.row span:last-child { white-space: nowrap; font-weight: 600; }
.row.total { border-bottom: 0; font-weight: 800; font-size: 1.1rem; }
.note { font-size: .92rem; color: var(--muted); }
.badge-box { border-radius: 12px; padding: 12px 14px; margin: 14px 0; background: var(--bg); border: 1px solid var(--line); }
.badge-box.good { background: var(--accent-soft); border-color: transparent; }
.warn-list { padding-left: 20px; } .warn-list li { margin: 6px 0; }
.timeline { counter-reset: s; list-style: none; padding: 0; margin: 8px 0 14px; }
.timeline li { counter-increment: s; position: relative; padding: 6px 0 12px 42px; border-left: 2px solid var(--line); margin-left: 14px; }
.timeline li::before { content: counter(s); position: absolute; left: -15px; top: 2px; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; font-weight: 800; font-size: .9rem; }
.timeline li:last-child { border-left-color: transparent; }
.share { background: var(--bg); border-radius: 12px; padding: 14px; margin: 16px 0; }
.share .btn { margin: 4px 6px 4px 0; }
.disclaimer { font-size: .82rem; color: var(--muted); }

section h2 { font-size: 1.5rem; letter-spacing: -.01em; }
.map { height: 440px; border-radius: var(--radius); border: 1px solid var(--line); z-index: 0; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: .9rem; color: var(--muted); margin: 8px 0 0; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }
.ranking { list-style: none; padding: 0; display: grid; gap: 8px; }
.ranking a { display: flex; justify-content: space-between; gap: 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; text-decoration: none; color: var(--text); }
.ranking a:hover { border-color: var(--accent); }
.ranking b { color: var(--accent); }
.cards3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; }
.cards3 div { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.cards3 strong { display: block; font-size: 1.6rem; color: var(--accent); }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin-bottom: 8px; }
.faq summary { cursor: pointer; font-weight: 700; }
.allc { columns: 3 180px; font-size: .92rem; padding-left: 18px; }
.crumbs { font-size: .85rem; color: var(--muted); margin-top: 16px; }
.foot { border-top: 1px solid var(--line); margin-top: 40px; padding: 22px 0 40px; font-size: .88rem; color: var(--muted); }