:root{--bg:#0f172a;--bg-soft:#1e293b;--card:#fff;--ink:#0f172a;--ink-soft:#475569;--line:#e2e8f0;--brand:#2563eb;--brand-dark:#1d4ed8;--accent:#0ea5e9;--good:#16a34a;--warn:#b45309;--radius:14px;--maxw:980px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:#f1f5f9;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit}.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}.hero{background:radial-gradient(1200px 500px at 50% -10%,#1e3a8a 0,var(--bg) 55%);color:#fff;padding:64px 0 72px}.hero .eyebrow{display:inline-block;font-size:13px;letter-spacing:.04em;background:hsla(0,0%,100%,.12);border:1px solid hsla(0,0%,100%,.18);padding:6px 14px;border-radius:999px;margin-bottom:20px}.hero h1{font-size:clamp(28px,5vw,44px);line-height:1.35;margin:0 0 18px;font-weight:800;letter-spacing:-.01em}.hero h1 .hl{color:#7dd3fc}.hero p.lead{font-size:clamp(15px,2.2vw,19px);color:#cbd5e1;max-width:720px;margin:0 0 30px}.cta-row{display:flex;flex-wrap:wrap;gap:14px}.btn,.cta-row{align-items:center}.btn{display:inline-flex;gap:8px;font-size:16px;font-weight:700;padding:14px 26px;border-radius:999px;border:none;cursor:pointer;text-decoration:none;transition:transform .08s ease,box-shadow .2s ease,background .2s ease}.btn-primary{background:linear-gradient(180deg,#38bdf8,var(--brand));color:#fff;box-shadow:0 10px 30px rgba(37,99,235,.45)}.btn-primary:hover{transform:translateY(-1px)}.btn-ghost{background:transparent;color:#e2e8f0;border:1px solid hsla(0,0%,100%,.25)}.assure{font-size:13px;color:#94a3b8;margin-top:14px}.assure b{color:#7dd3fc}.section{padding:56px 0}.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section h2{font-size:clamp(22px,3.5vw,30px);margin:0 0 8px;font-weight:800}.section .sub{color:var(--ink-soft);margin:0 0 28px}.doc-grid,.pain-grid,.step-grid{display:grid;grid-gap:16px;gap:16px}.pain-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.doc-grid{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}.step-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}.card .emoji{font-size:26px}.card h3{font-size:17px;margin:10px 0 6px}.card p{color:var(--ink-soft);font-size:14.5px;margin:0}.doc-grid .card{display:flex;align-items:center;gap:12px;padding:16px 18px}.doc-grid .card h3{margin:0;font-size:15.5px}.step .n{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:999px;background:var(--brand);color:#fff;font-weight:800;font-size:15px}.note-box{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;padding:16px 18px;border-radius:12px;font-size:14.5px}.center{text-align:center}.mt32{margin-top:32px}footer.site{background:var(--bg);color:#94a3b8;padding:28px 0;font-size:13px}footer.site a{color:#cbd5e1}.tool-head{background:var(--bg);color:#fff;padding:26px 0}.tool-head h1{margin:0;font-size:22px}.tool-head p{margin:6px 0 0;color:#94a3b8;font-size:14px}.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin:24px 0}.field{margin-bottom:18px}.field>label{display:block;font-weight:700;font-size:14.5px;margin-bottom:8px}.field .hint{font-weight:400;color:var(--ink-soft);font-size:12.5px;margin-left:6px}.row{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}input[type=text],select,textarea{width:100%;padding:11px 13px;font-size:15px;border:1px solid #cbd5e1;border-radius:10px;background:#fff;color:var(--ink);font-family:inherit}textarea{resize:vertical;min-height:70px;line-height:1.6}input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);border-color:var(--brand)}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:8px 14px;border-radius:999px;border:1px solid #cbd5e1;background:#fff;cursor:pointer;font-size:13.5px;-webkit-user-select:none;-moz-user-select:none;user-select:none}.chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}.personal-box{background:#f8fafc;border:1px dashed #cbd5e1;border-radius:12px;padding:16px}.gen-bar{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.draft{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;overflow:hidden}.draft-head{justify-content:space-between;padding:14px 18px;background:#f8fafc;border-bottom:1px solid var(--line)}.draft-head,.draft-head .left{display:flex;align-items:center;gap:10px}.draft-head .left{font-weight:700}.draft-body{padding:18px}.draft-body pre{white-space:pre-wrap;word-break:break-word;font-family:inherit;font-size:15px;line-height:1.85;margin:0;color:var(--ink)}.draft .note{margin-top:14px;font-size:12.5px;color:var(--warn);background:#fffbeb;border:1px solid #fde68a;border-radius:8px;padding:9px 12px}.copy-btn{border:1px solid #cbd5e1;background:#fff;border-radius:8px;padding:7px 14px;cursor:pointer;font-size:13px;font-weight:700;white-space:nowrap}.copy-btn.done{background:var(--good);color:#fff;border-color:var(--good)}.lead-box{background:linear-gradient(180deg,#eff6ff,#fff);border:1px solid #bfdbfe;border-radius:var(--radius);padding:24px;margin:28px 0}.lead-box h3{margin:0 0 6px;font-size:19px}.lead-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.lead-row input{flex:1 1 240px}.backend{background:var(--bg-soft);color:#e2e8f0;border-radius:var(--radius);padding:22px;margin:28px 0;text-align:center}.backend a{color:#7dd3fc;font-weight:700}.error-msg{color:#b91c1c;font-size:14px;margin-top:10px}.muted{color:var(--ink-soft);font-size:13px}@media (max-width:640px){.hero{padding:44px 0 52px}.section{padding:40px 0}}