:root{--color-bg:#fff;--color-surface:#f5f5f7;--color-surface-card:#fff;--color-surface-hover:#fbfbfd;--color-text:#1d1d1f;--color-text-secondary:#424245;--color-muted:#86868b;--color-line:#e5e5ea;--color-line-hover:#d2d2d7;--color-accent:#1d1d1f;--color-accent-hover:#000;--color-accent-soft:#f5f5f7;--color-apple-blue:#0071e3;--color-apple-blue-hover:#0077ed;--color-status-dot:#10b981;--color-tag-bg:#f5f5f7;--color-tag-text:#48484a;--content-width:1160px;--content-narrow:820px;--radius-xs:6px;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-full:9999px;--shadow-subtle:0 1px 2px #00000008;--shadow-card:0 4px 16px #0000000a, 0 1px 3px #00000005;--shadow-hover:0 12px 32px #00000014, 0 2px 6px #0000000a;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--color-text);background:var(--color-bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Segoe UI,Roboto,Helvetica Neue,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--color-bg);min-width:320px;color:var(--color-text);margin:0;line-height:1.6}a{color:inherit;text-decoration:none;transition:color .15s,opacity .15s}a:focus-visible,button:focus-visible{outline:2px solid var(--color-apple-blue);outline-offset:2px}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{letter-spacing:-.025em;color:var(--color-text);font-weight:700}p{color:var(--color-text-secondary);line-height:1.7}.site-shell{flex-direction:column;min-height:100vh;display:flex}.site-shell main{flex:1}.container{width:min(calc(100% - 48px),var(--content-width));margin-inline:auto}.container.narrow{width:min(calc(100% - 48px),var(--content-narrow))}.section-kicker{color:var(--color-muted);letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px;font-size:.8rem;font-weight:700}.section-header-center{text-align:center;max-width:680px;margin:0 auto 48px}.section-header-center h2{margin-bottom:14px;font-size:clamp(1.8rem,3.5vw,2.6rem)}.hero-sublead{color:var(--color-text-secondary);max-width:680px;margin:0 auto 36px;font-size:clamp(1.05rem,1.8vw,1.25rem);line-height:1.6}.btn-primary-store{border-radius:var(--radius-full);background:var(--color-accent);color:#fff;align-items:center;gap:8px;height:48px;padding:0 24px;font-size:.98rem;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex;box-shadow:0 4px 12px #0000001f}.btn-primary-store:hover{background:#000;transform:translateY(-1px);box-shadow:0 6px 20px #0000002e}.btn-store-icon{-o-object-fit:contain;object-fit:contain;flex-shrink:0;width:20px;height:20px}.btn-secondary-outline{border-radius:var(--radius-full);border:1px solid var(--color-line);height:48px;color:var(--color-text);box-shadow:var(--shadow-subtle);background:#fff;align-items:center;gap:8px;padding:0 22px;font-size:.98rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-secondary-outline:hover{background:var(--color-surface);border-color:var(--color-line-hover);transform:translateY(-1px)}@media (width<=680px){.container{width:calc(100% - 32px)}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{transition:none!important;animation:none!important}}