/* トップページ（index.html）。色はアプリと同じ（Shared/Theme.swift） */
:root{--accent:#1F63F0;--ink:#14193A;--sub:#5A6075;--body:#3D4356;--ground:#F4F6FB;--card:#FFFFFF;--soft:#E8EFFE;--line:#E2E7EF;--highlight:#FFE45E}
*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);font-family:'Zen Maru Gothic',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
.nb{display:inline-block}
.accent{color:var(--accent)}
.inner{max-width:1120px;margin:0 auto;padding:0 24px}
h2{margin:0;font-size:clamp(26px,4vw,36px);font-weight:700;text-align:center}

.top-header{max-width:1120px;margin:0 auto;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{font-family:'Outfit',sans-serif;font-weight:800;font-size:30px;letter-spacing:-.5px;color:var(--accent)}

.button{min-height:44px;padding:0 20px;border-radius:22px;display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:700;text-decoration:none}
.button-primary{background:var(--accent);color:#fff}
.button-dark{min-height:56px;padding:0 24px;border-radius:16px;background:var(--ink);color:#fff;font-size:16px}
.button-white{min-height:56px;padding:0 28px;border-radius:28px;background:#fff;color:var(--accent);font-size:16px}
.is-soon{cursor:default}

.hero{max-width:1120px;margin:0 auto;padding:32px 24px 72px;display:flex;flex-wrap:wrap;align-items:center;gap:48px}
.hero-text{flex:1 1 380px;display:flex;flex-direction:column;gap:22px}
.badge{align-self:flex-start;font-size:13px;font-weight:700;color:var(--accent);background:var(--soft);border-radius:14px;padding:6px 14px}
.hero h1{margin:0;font-size:clamp(36px,6vw,60px);line-height:1.2;font-weight:700}
.lead{margin:0;font-size:18px;line-height:1.8;color:var(--body)}
.download{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.note{font-size:13px;color:var(--sub)}
.hero-phone{flex:1 1 320px;display:flex;justify-content:center}
.hero-phone img{width:300px;max-width:100%;height:auto;border-radius:44px;border:10px solid var(--ink);box-shadow:0 30px 60px rgba(20,25,58,.25);background:#EEF1F6}

.band{background:var(--card);padding:72px 0}
.band .inner{display:flex;flex-direction:column;gap:36px}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.feature{background:var(--ground);border-radius:28px;padding:28px;display:flex;flex-direction:column;gap:12px}
.feature h3{margin:0;font-size:20px;font-weight:700}
.feature p{margin:0;font-size:15px;line-height:1.8;color:var(--body)}
.feature-icon{width:56px;height:56px;border-radius:18px;background:var(--accent);display:flex;align-items:center;justify-content:center}
.feature-icon svg{width:28px;height:28px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

.steps-section{padding-top:72px;padding-bottom:72px;display:flex;flex-direction:column;gap:32px}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.steps li{display:flex;gap:16px;align-items:flex-start;font-size:15px;line-height:1.7;color:var(--body)}
.steps strong{display:block;font-size:18px;color:var(--ink);margin-bottom:6px}
.step-no{flex-shrink:0;width:44px;height:44px;border-radius:22px;background:var(--highlight);border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;font-family:'Outfit',sans-serif;font-weight:800;font-size:18px;color:var(--ink)}

.closing{margin-bottom:72px;background:var(--accent);border-radius:36px;padding:48px 32px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;color:#fff}
.closing-brand{margin:0 0 10px;font-family:'Outfit',sans-serif;font-weight:800;font-size:36px}
.closing-text{margin:0;font-size:18px;line-height:1.7}

.top-footer{border-top:1px solid var(--line);padding:24px 0}
.footer-inner{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;font-size:13px;color:var(--sub)}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}.footer-links a{color:var(--sub)}