:root{--bg:#0b0d14;--bg2:#111420;--card:#171b2a;--txt:#eef0f7;--mut:#9aa1b5;--brand:#6c5cff;--brand2:#9d8cff;--accent:#28d0a0;--line:#262b3f;--r:16px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--txt);font:15px/1.6 -apple-system,'Segoe UI',Roboto,Inter,sans-serif}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
header{position:sticky;top:0;z-index:50;background:rgba(11,13,20,.84);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:24px;height:62px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:17px}
.logo .ai{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),#4a3bd6);font-size:12.5px;font-weight:900;box-shadow:0 0 18px rgba(108,92,255,.55)}
.nav-links{display:flex;gap:18px;font-size:13.5px;color:var(--mut)}
.nav-links a:hover{color:var(--txt)}
.nav-links .hot{color:var(--accent);font-weight:700}
.nav .sp{flex:1}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:10px 20px;font-weight:700;font-size:14px;cursor:pointer;border:1px solid var(--line);transition:.18s}
.btn:hover{transform:translateY(-1px)}
.btn-ghost{color:var(--txt)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand2)}
.btn-primary{background:linear-gradient(135deg,var(--brand),#5240e8);border:none;color:#fff;box-shadow:0 6px 24px rgba(108,92,255,.4)}
.btn-lg{padding:14px 28px;font-size:15.5px;border-radius:14px}
.hero{position:relative;padding:80px 0 60px;text-align:center;overflow:hidden}
.hero::before{content:'';position:absolute;inset:-40% -20% auto;height:130%;background:radial-gradient(60% 55% at 50% 20%,rgba(108,92,255,.28),transparent 65%),radial-gradient(40% 40% at 80% 10%,rgba(40,208,160,.12),transparent 70%);pointer-events:none}
.hero .wrap{position:relative}
.pill{display:inline-flex;gap:8px;align-items:center;font-size:12.5px;font-weight:700;color:var(--brand2);background:rgba(108,92,255,.12);border:1px solid rgba(108,92,255,.35);border-radius:999px;padding:6px 14px;margin-bottom:22px}
h1{font-size:clamp(30px,5vw,50px);line-height:1.13;font-weight:900;letter-spacing:-.5px;max-width:900px;margin:0 auto 18px}
h1 .grad{background:linear-gradient(90deg,var(--brand2),#7ee7c7);-webkit-background-clip:text;background-clip:text;color:transparent}
.sub{color:var(--mut);font-size:17px;max-width:680px;margin:0 auto 30px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-note{margin-top:13px;font-size:12.5px;color:var(--mut)}
.shot{margin:44px auto 0;max-width:960px;border-radius:18px;border:1px solid var(--line);box-shadow:0 24px 80px rgba(0,0,0,.5);overflow:hidden}
.shot img{width:100%;display:block}
.chips{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:38px}
.chip{display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:9px 16px;font-weight:700;font-size:13.5px}
.chip .dot{width:8px;height:8px;border-radius:50%}
.chip.soon{opacity:.55;font-weight:600}
section{padding:60px 0}
.sec-h{font-size:clamp(22px,3vw,32px);font-weight:850;letter-spacing:-.3px;margin-bottom:10px}
.sec-sub{color:var(--mut);max-width:680px;margin-bottom:34px}
.grid{display:grid;gap:16px}
.g3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.card:hover{border-color:#343b58}
.card .ic{font-size:22px;margin-bottom:12px;display:block}
.card h3{font-size:16px;font-weight:800;margin-bottom:8px}
.card p{color:var(--mut);font-size:13.5px}
.hl{color:var(--accent);font-weight:700}
.band{background:linear-gradient(180deg,var(--bg2),transparent)}
.split{display:grid;gap:34px;grid-template-columns:1fr 1fr;align-items:center}
.split .txt h2{font-size:clamp(20px,2.6vw,28px);font-weight:850;margin-bottom:12px}
.split .txt p{color:var(--mut);font-size:14px;margin-bottom:12px}
.split ul{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:13.5px;color:#c6cbdc}
.split li::before{content:'✓  ';color:var(--accent);font-weight:800}
.split .img{border-radius:16px;border:1px solid var(--line);overflow:hidden;box-shadow:0 16px 50px rgba(0,0,0,.45);cursor:zoom-in}
.split .img img{width:100%;display:block}
@media(max-width:860px){.split{grid-template-columns:1fr}}
/* rental banner */
.rental-cta{background:linear-gradient(120deg,rgba(108,92,255,.16),rgba(40,208,160,.10));border:1px solid rgba(108,92,255,.4);border-radius:22px;padding:34px;display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.rental-cta h3{font-size:22px;font-weight:850;margin-bottom:8px}
.rental-cta p{color:var(--mut);font-size:14px;max-width:560px}
.rental-cta .sp{flex:1}
/* pricing */
.price-grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));align-items:stretch}
.price{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px;display:flex;flex-direction:column}
.price.feat{border-color:var(--brand);background:linear-gradient(180deg,rgba(108,92,255,.10),var(--card) 55%);box-shadow:0 10px 40px rgba(108,92,255,.18);position:relative}
.price.feat .tag{position:absolute;top:-11px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:10.5px;font-weight:800;letter-spacing:.06em;border-radius:999px;padding:3px 12px}
.price h3{font-size:18px;font-weight:850}
.price .for{color:var(--mut);font-size:12.5px;margin:4px 0 14px}
.price .val{font-size:24px;font-weight:900;margin-bottom:14px}
.price .val span{font-size:12.5px;color:var(--mut);font-weight:600}
.price ul{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:13px;color:#c6cbdc;flex:1;margin-bottom:18px}
.price li::before{content:'✓  ';color:var(--accent);font-weight:800}
.price li.no{opacity:.45}
.price li.no::before{content:'—  ';color:var(--mut)}
.price-note{margin-top:18px;color:var(--mut);font-size:12.5px;text-align:center}
details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:10px}
summary{cursor:pointer;font-weight:750;font-size:14.5px}
details p{color:var(--mut);font-size:13.5px;margin-top:10px}
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--mut);font-size:13px}
.foot{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.foot .sp{flex:1}
/* lightbox */
#lb{position:fixed;inset:0;background:rgba(5,6,10,.9);display:none;align-items:center;justify-content:center;z-index:100;cursor:zoom-out;padding:24px}
#lb img{max-width:96%;max-height:94%;border-radius:12px;box-shadow:0 30px 100px rgba(0,0,0,.7)}
#lb.open{display:flex}
@media(max-width:720px){.nav-links{display:none}}