:root{--primary:#0A84FF;--bg:#F5F7FB;--text:#111827;--muted:#6B7280;--card:#FFFFFF;--border:#E5E7EB}
*{box-sizing:border-box}html,body{margin:0;padding:0;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
html{scroll-behavior:smooth}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid rgba(0,0,0,.06);transition:box-shadow .25s ease, background .25s ease}
.site-header.scrolled{box-shadow:0 8px 24px rgba(0,0,0,.06);background:rgba(255,255,255,.86)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.logo{width:28px;height:28px}
.nav a{margin-left:16px;text-decoration:none;color:var(--muted);transition:color .2s ease}
.nav a:hover{color:var(--text);text-decoration:underline}
.hero{padding:88px 0;background:linear-gradient(180deg, #FFFFFF 0%, #F8FAFF 100%);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto -10%;height:60%;background:radial-gradient(1200px 400px at 50% -10%, rgba(10,132,255,.15), rgba(10,132,255,0) 60%);pointer-events:none}
.hero .container{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px}
.hero h1{font-size:56px;margin:0 0 8px;letter-spacing:-.02em}
.hero p{max-width:760px;color:var(--muted);margin:0 0 8px;font-size:18px;line-height:1.6}
.hero .cta{display:flex;gap:12px}
.hero img{width:100%;height:auto;max-width:760px;margin-top:8px}
.btn-ghost{background:transparent;color:#0A4AFF;border:1px solid #C7DBFF}
.btn{display:inline-block;padding:12px 18px;border-radius:10px;text-decoration:none;transition:box-shadow .25s ease, transform .08s ease}
.btn-primary{background:var(--primary);color:#fff}
.btn-secondary{background:#E8F1FF;color:#0A4AFF;margin-left:8px}
.btn:hover{filter:brightness(0.98)}
.btn-primary:hover{box-shadow:0 6px 18px rgba(10,132,255,.25)}
.btn-secondary:hover{box-shadow:0 6px 18px rgba(10,74,255,.15)}
.btn:active{transform:scale(.98)}
.btn:focus-visible{outline:3px solid rgba(10,132,255,.35);outline-offset:2px;border-radius:12px}
.features{padding:56px 0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px}
.feature{transition:transform .25s ease, box-shadow .25s ease}
.feature:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.06)}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
.reveal-in{opacity:1;transform:translateY(0)}
.panels{padding:24px 0 8px}
.panel{padding:40px 0}
.panel .container{display:grid;grid-template-columns:1.1fr 0.9fr;gap:24px;align-items:center}
.panel.reverse .container{grid-template-columns:0.9fr 1.1fr}
.panel.reverse .container > :first-child{order:2}
.panel h2{margin:0 0 10px;font-size:36px;letter-spacing:-.01em}
.panel p{color:var(--muted);margin:0;line-height:1.7}
.panel img{width:100%;height:auto;border:1px solid var(--border);border-radius:16px;background:#fff}
.screenshots{padding:32px 0;background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.screenshots h2{margin:0 0 16px}
.screenshot-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.screenshot{height:auto;border-radius:12px;border:1px solid var(--border);background:#fff;overflow:hidden;margin:0}
.screenshot img{display:block;width:100%;height:auto}
.screenshot figcaption{padding:10px 12px;color:var(--muted);font-size:14px;border-top:1px solid var(--border);line-height:1.5}
.download{padding:48px 0}
.store-buttons{display:flex;gap:12px}
.store{padding:12px 16px;background:#111827;color:#fff;border-radius:10px;text-decoration:none}
.store.disabled{background:#A1A1AA;pointer-events:none}
.site-footer{padding:24px 0;background:var(--card);border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:1.2fr 2.8fr;gap:16px;align-items:center}
/* Compliance cards */
/* footer compliance merged */
.footer-compliance{grid-column:auto;margin-top:0;display:flex;align-items:center;gap:12px}
.footer-compliance h4{margin:0;color:#E5E7EB;font-size:14px;opacity:.9}
.footer-compliance ul{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px 16px;align-items:center}
.footer-compliance li{margin:0;color:#D1D5DB;white-space:nowrap;font-size:14px}
.footer-compliance li+li::before{content:"·";color:rgba(255,255,255,.4);margin:0 6px 0 2px}
.footer-compliance a{color:#93C5FD;text-decoration:underline}
.footer-compliance a{color:#93C5FD;text-decoration:underline}
/* Feedback form */
.feedback-form{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-top:12px}
.form-row{display:flex;flex-direction:column;margin-bottom:12px}
.form-row.inline{flex-direction:row;align-items:center;gap:8px}
.form-row label{font-weight:600;margin-bottom:6px}
.form-row input[type="email"],.form-row select,.form-row textarea{padding:10px;border:1px solid var(--border);border-radius:8px;background:#fff;font:inherit}
.form-actions{display:flex;align-items:center;gap:12px}
.status{color:var(--muted)}
.status.success{color:#16A34A}
.status.error{color:#DC2626}
/* Footer dark style */
.site-footer{background:#0B1220;border-top:none;color:#E5E7EB}
.footer-grid > div:first-child strong{display:block;font-size:16px}
.footer-grid > div:first-child p{margin:4px 0 8px}
.site-footer a{color:#D1D5DB}
.site-footer a:hover{color:#FFFFFF}

@media (max-width:1024px){.grid-3,.screenshot-strip{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.hero h1{font-size:40px}.footer-compliance{flex-direction:column;align-items:flex-start;gap:6px}.footer-compliance ul{gap:6px 12px}.panel .container{grid-template-columns:1fr}.panel.reverse .container > :first-child{order:0}}
@media (max-width:560px){.footer-compliance ul{gap:6px 10px}}