:root{--bg:#ffffff;--text:#15151a;--muted:#71717a;--line:#e7e7ea;--line-strong:#d4d4d8;--ink:#15151a;--surface:#fafafa}*{box-sizing:border-box}body,html{margin:0;padding:0}body{color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Hiragino Kaku Gothic ProN,Noto Sans JP,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.7;letter-spacing:.01em}a{color:inherit}.wrap{max-width:680px;margin:0 auto;padding:0 24px}.nav{justify-content:space-between;padding:26px 0;border-bottom:1px solid var(--line)}.brand,.nav{display:flex;align-items:center}.brand{gap:9px;font-weight:600;font-size:16px;letter-spacing:0}.brand .mark{width:26px;height:26px;border-radius:6px;display:block}.nav .tag{font-size:12px;color:var(--muted);letter-spacing:.08em}.hero{text-align:center;padding:76px 0 48px}.kicker{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:24px}.hero h1{font-size:clamp(30px,6.4vw,46px);line-height:1.28;margin:0 0 20px;font-weight:700;letter-spacing:-.01em}.hero .lead{font-size:clamp(15px,3.4vw,17px);color:var(--muted);max-width:460px;margin:0 auto}.device{display:flex;margin:52px 0 8px}.btn,.device{justify-content:center}.btn{display:inline-flex;align-items:center;gap:8px;padding:15px 30px;font-size:16px;font-weight:600;color:#fff;background:var(--ink);border:1px solid var(--ink);border-radius:10px;cursor:pointer;text-decoration:none;transition:opacity .18s ease}.btn:hover{opacity:.84}.btn .arrow{font-size:15px}.btn-full{width:100%}.section{padding:56px 0;border-top:1px solid var(--line)}.section-label{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:0 0 28px}.features{display:grid;grid-gap:0;gap:0}.feature{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}.feature:last-child{border-bottom:none}.feature .ico{flex:none;width:26px;height:26px;color:var(--ink)}.feature h3{margin:0 0 4px;font-size:16px;font-weight:600}.feature p{margin:0;font-size:14px;color:var(--muted)}.price-card{border:1px solid var(--line-strong);border-radius:16px;padding:38px 30px;text-align:center}.price-label{font-size:13px;color:var(--muted);margin-bottom:10px}.price-main{font-size:clamp(38px,8vw,50px);font-weight:700;letter-spacing:-.02em;line-height:1}.price-sub{color:var(--muted);font-size:13.5px;margin-top:12px}.perks{list-style:none;padding:24px 0 4px;border-top:1px solid var(--line);display:grid;grid-gap:14px;gap:14px;text-align:left;max-width:320px;margin:24px auto 0}.perks li{display:flex;align-items:flex-start;gap:12px;font-size:15px}.perks .check{flex:none;margin-top:2px;color:var(--ink)}.price-card form{margin-top:30px}.cta-note{font-size:12px;color:var(--muted);margin-top:16px}.steps{display:grid;grid-gap:22px;gap:22px}.step{display:flex;gap:18px;align-items:baseline}.step .num{flex:none;font-size:13px;font-weight:600;color:var(--muted);width:22px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.step h4{margin:0 0 2px;font-size:15px;font-weight:600}.step p{margin:0;font-size:13.5px;color:var(--muted)}.dev-body h3{margin:0 0 2px;font-size:16px;font-weight:600}.dev-role{margin:0 0 10px;font-size:13px;color:var(--muted)}.dev-bio{margin:0 0 14px;font-size:14px;color:var(--muted);max-width:440px}.dev-link{display:inline-flex;align-items:center;gap:5px;font-size:14px;font-weight:600;color:var(--text);text-decoration:none}.dev-link:hover{text-decoration:underline}.dev-link .arrow{font-size:12px;color:var(--muted)}.footer{border-top:1px solid var(--line);padding:32px 0 56px;color:var(--muted);font-size:13px}.footer .links{display:flex;gap:22px;flex-wrap:wrap;margin-bottom:14px}.footer a{color:var(--text);text-decoration:none}.footer a:hover{text-decoration:underline}.legal{padding:40px 0 64px}.legal h1{font-size:24px;font-weight:700;margin:8px 0 28px}.legal dl{margin:0;border-top:1px solid var(--line)}.legal .row{display:grid;grid-template-columns:200px 1fr;grid-gap:16px;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.legal dt{font-size:14px;font-weight:600;color:var(--text)}.legal dd{margin:0;font-size:14px;color:var(--muted);line-height:1.8}.legal .back{display:inline-block;margin-top:28px;font-size:14px;color:var(--text)}@media (max-width:560px){.legal .row{grid-template-columns:1fr;gap:4px}}.notfound{text-align:center;padding:96px 0 90px}.notfound .kicker{font-size:13px;letter-spacing:.28em;font-weight:600;margin-bottom:20px}.notfound h1{font-size:clamp(24px,5.6vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.01em;margin:0 0 16px}.notfound .lead{font-size:clamp(14px,3.4vw,16px);color:var(--muted);max-width:420px;margin:0 auto 34px}.success{text-align:center;padding:90px 0}.success h1{font-size:26px;font-weight:700;margin:0 0 12px}.success .lead{color:var(--muted);max-width:440px;margin:0 auto 30px}.code-box{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:clamp(19px,5vw,24px);font-weight:600;letter-spacing:2px;background:var(--surface);border:1px solid var(--line-strong);border-radius:12px;padding:22px 16px;-webkit-user-select:all;-moz-user-select:all;user-select:all;word-break:break-all}.copy-btn{margin-top:16px;padding:12px 26px;font-weight:600;color:#fff;background:var(--ink);border:none;border-radius:10px;cursor:pointer;transition:opacity .18s ease}.copy-btn:hover{opacity:.84}.spinner{width:26px;height:26px;border:2.5px solid var(--line-strong);border-top-color:var(--ink);border-radius:50%;margin:26px auto;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}