:root{color-scheme:light;--bg:#fff;--fg:#0b0b0c;--muted:#62626a;--subtle:#6e6e76;--card:#f3f3f6;--card-press:#e9e9ee;--line:#e4e4ea;--ink:#0b0b0c;--ink-fg:#fff;--ok:#0a6b39;--ok-bg:#e8f6ee;--warn-bg:#fff6e5;--warn-fg:#6b4400;--radius:18px;--radius-lg:24px;--shadow:0 1px 2px #0000000a, 0 8px 24px #0000000f;--font:-apple-system, BlinkMacSystemFont, "SF Pro Text", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", system-ui, sans-serif;--max:560px;--gutter:20px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--bg);color:var(--fg);font-family:var(--font);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;margin:0;font-size:16px;line-height:1.7}a{color:inherit;text-underline-offset:3px}img,svg{display:block}:focus-visible{outline-offset:2px;border-radius:8px;outline:3px solid #2f6bff}.sr-only{clip:rect(0, 0, 0, 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.lead{color:var(--muted);margin:0 0 28px}.page h2{letter-spacing:-.01em;margin:36px 0 10px;font-size:20px;line-height:1.4}.page h3{margin:24px 0 8px;font-size:17px}.page p,.page li{font-size:16px}.page ul,.page ol{padding-left:1.3em}.page li+li{margin-top:4px}.meta-date{color:var(--muted);font-size:14px}.note{border-radius:var(--radius);background:var(--card);padding:16px 18px;font-size:15px}.note p{margin:0}.note p+p{margin-top:8px}.svc{border:1px solid var(--line);border-radius:var(--radius-lg);margin:16px 0;padding:20px}.svc h2{margin:0 0 4px}.svc>p{color:var(--muted);margin:0 0 12px;font-size:15px}.spec{grid-template-columns:7.5em 1fr;gap:8px 12px;margin:0;font-size:15px;display:grid}.spec dt{color:var(--muted)}.spec dd{overflow-wrap:anywhere;margin:0}.plan-table{border-collapse:collapse;width:100%;margin:12px 0;font-size:15px}.plan-table th,.plan-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 8px}.plan-table 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env(safe-area-inset-top));background:var(--bg);align-items:center;gap:12px;display:flex;position:sticky;top:0}.back{background:var(--card);width:44px;height:44px;color:var(--fg);cursor:pointer;border:0;border-radius:50%;flex:none;place-items:center;display:grid}.back:active{background:var(--card-press)}.back[disabled]{visibility:hidden}.progress{background:#ececf0;border-radius:4px;flex:1;height:4px;overflow:hidden}.progress>span{border-radius:inherit;background:var(--ink);height:100%;transition:width .45s cubic-bezier(.22,1,.36,1);display:block}.stage{padding:16px var(--gutter) 24px;flex:1;animation:.32s cubic-bezier(.22,1,.36,1) both stage-in}.stage.back-anim{animation-name:stage-in-back}@keyframes stage-in{0%{opacity:0;transform:translate(28px)}to{opacity:1;transform:none}}@keyframes stage-in-back{0%{opacity:0;transform:translate(-28px)}to{opacity:1;transform:none}}.q-title,.hero h1,.result 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