*{margin:0;padding:0;box-sizing:border-box}
:root{
--c1:#6a5cff;--c2:#00c2b2;--c3:#ff7a59;--c4:#ffc93c;
--ink:#14182b;--ink2:#3a425c;--ink3:#6b7490;
--bg:#f5f6ff;--card:#ffffff;--line:#e6e8f5;
--shadow:0 10px 30px -12px rgba(40,40,120,.18);
}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
section{padding:76px 0}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;letter-spacing:.5px;margin-bottom:14px}
h3{font-size:19px;line-height:1.5}
.sub{color:var(--ink3);font-size:15px;max-width:760px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--c1);background:linear-gradient(90deg,rgba(106,92,255,.12),rgba(0,194,178,.12));padding:6px 14px;border-radius:100px;margin-bottom:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:12px;font-weight:700;font-size:15px;border:none;cursor:pointer;transition:transform .2s,box-shadow .2s,filter .2s}
.btn-primary{background:linear-gradient(135deg,var(--c1),#8f6bff);color:#fff;box-shadow:0 12px 26px -10px rgba(106,92,255,.65)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 34px -12px rgba(106,92,255,.8)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line);box-shadow:var(--shadow)}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--c1);color:var(--c1)}
.btn-accent{background:linear-gradient(135deg,var(--c3),#ffa04a);color:#fff;box-shadow:0 12px 26px -10px rgba(255,122,89,.6)}
.btn-accent:hover{transform:translateY(-3px)}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* NAV */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px}
.brand .ai-page-logo{max-height:38px}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links li a{display:block;padding:8px 13px;font-size:14px;color:var(--ink2);border-radius:8px;transition:color .2s,background .2s}
.nav-links li a:hover{color:var(--c1);background:rgba(106,92,255,.08)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .btn{padding:10px 20px;font-size:14px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2.5px;background:var(--ink);border-radius:3px;transition:.3s}
.mobile-menu{display:none;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:10px 20px 20px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:11px 6px;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink2)}

/* HERO */
.hero{position:relative;overflow:hidden;padding:90px 0 96px;background:linear-gradient(140deg,#fff 0%,#f2f0ff 45%,#eafaf8 100%)}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;pointer-events:none}
.hero::before{width:420px;height:420px;background:radial-gradient(circle,#b7aaff,transparent 70%);top:-120px;right:-80px}
.hero::after{width:360px;height:360px;background:radial-gradient(circle,#8ff0e4,transparent 70%);bottom:-140px;left:-100px}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.hero h1{font-size:clamp(30px,4.4vw,50px);line-height:1.22;letter-spacing:1px;margin-bottom:20px}
.hero h1 .grad{background:linear-gradient(90deg,var(--c1),var(--c2) 55%,var(--c3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:16px;color:var(--ink2);max-width:560px;margin-bottom:12px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px}
.hero-tags span{font-size:13px;padding:6px 13px;border-radius:100px;background:#fff;border:1px solid var(--line);color:var(--ink2);box-shadow:0 4px 12px -6px rgba(40,40,120,.2)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-float{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 18px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.stat-card:hover{transform:translateY(-5px);box-shadow:0 22px 40px -18px rgba(40,40,120,.35)}
.stat-card b{display:block;font-size:26px;background:linear-gradient(90deg,var(--c1),var(--c2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-card small{color:var(--ink3);font-size:13px}
.stat-card.wide{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:12px}
.pulse{width:10px;height:10px;border-radius:50%;background:var(--c2);box-shadow:0 0 0 0 rgba(0,194,178,.6);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(0,194,178,.55)}70%{box-shadow:0 0 0 12px rgba(0,194,178,0)}100%{box-shadow:0 0 0 0 rgba(0,194,178,0)}}

/* STATS STRIP */
.stats-strip{background:var(--ink);color:#fff;padding:44px 0}
.stats-strip .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats-strip b{font-size:clamp(24px,3vw,34px);display:block;background:linear-gradient(90deg,#8f6bff,#00e0cc,#ffb36b);-webkit-background-clip:text;background-clip:text;color:transparent}
.stats-strip span{font-size:13px;color:#a9b0c9}

/* GENERIC CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s,border-color .3s}
.card:hover{transform:translateY(-6px);box-shadow:0 26px 46px -20px rgba(40,40,120,.4);border-color:rgba(106,92,255,.35)}
.card .ico{width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:18px;margin-bottom:16px;background:linear-gradient(135deg,var(--c1),var(--c2))}
.card:nth-child(3n+2) .ico{background:linear-gradient(135deg,var(--c2),#43d6ff)}
.card:nth-child(3n+3) .ico{background:linear-gradient(135deg,var(--c3),var(--c4))}
.card p{font-size:14.5px;color:var(--ink3);margin-top:8px}
.card .tag-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.card .tag-list em{font-style:normal;font-size:12px;padding:3px 10px;border-radius:100px;background:rgba(106,92,255,.1);color:var(--c1)}

/* SCENES */
.scene-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.scene{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 16px;transition:.28s;box-shadow:0 6px 18px -12px rgba(40,40,120,.2)}
.scene:hover{transform:translateY(-4px);border-color:var(--c2);box-shadow:0 16px 30px -16px rgba(0,194,178,.45)}
.scene b{font-size:14.5px;display:block;margin-bottom:4px}
.scene span{font-size:12.5px;color:var(--ink3)}

/* FLOW */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative}
.flow .step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 16px;text-align:center;box-shadow:var(--shadow);transition:.3s}
.flow .step:hover{transform:translateY(-6px)}
.flow .step .n{width:40px;height:40px;margin:0 auto 12px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--c1),var(--c2))}
.flow .step b{display:block;font-size:15px;margin-bottom:6px}
.flow .step span{font-size:13px;color:var(--ink3)}

/* TABLE */
.table-scroll{overflow-x:auto;border-radius:16px;box-shadow:var(--shadow);border:1px solid var(--line);background:#fff}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14px}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}
th{background:linear-gradient(90deg,rgba(106,92,255,.1),rgba(0,194,178,.1));font-size:13.5px;color:var(--ink);font-weight:700}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(106,92,255,.04)}
td.win{color:var(--c1);font-weight:700}

/* RATING */
.rating-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:var(--shadow);display:grid;grid-template-columns:auto 1fr;gap:30px;align-items:center;margin-bottom:26px}
.rating-score{text-align:center}
.rating-score b{font-size:52px;line-height:1;background:linear-gradient(120deg,var(--c3),var(--c4));-webkit-background-clip:text;background-clip:text;color:transparent;display:block}
.rating-score small{color:var(--ink3);font-size:13px}
.stars{color:#ffb020;font-size:22px;letter-spacing:2px;margin:6px 0}
.rating-bars{display:grid;gap:10px}
.bar-row{display:grid;grid-template-columns:150px 1fr 46px;gap:12px;align-items:center;font-size:13.5px}
.bar{height:9px;background:var(--line);border-radius:100px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:100px;background:linear-gradient(90deg,var(--c1),var(--c2))}

/* FAQ */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:box-shadow .3s}
.faq-item:hover{box-shadow:var(--shadow)}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:18px 22px;font-size:15.5px;font-weight:700;color:var(--ink);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq-q .plus{font-size:20px;color:var(--c1);transition:transform .3s;flex-shrink:0}
.faq-item.open .faq-q .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 18px;font-size:14.5px;color:var(--ink3)}

/* REVIEWS */
.review{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;transition:.3s}
.review:hover{transform:translateY(-5px)}
.review .who{display:flex;align-items:center;gap:12px}
.review .avatar{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;background:linear-gradient(135deg,var(--c1),var(--c2));flex-shrink:0}
.review .who b{font-size:14.5px;display:block}
.review .who small{color:var(--ink3);font-size:12.5px}
.review p{font-size:14px;color:var(--ink2)}
.review .stars{font-size:15px;margin:0}

/* CASES */
.case{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:.3s}
.case:hover{transform:translateY(-6px);box-shadow:0 26px 46px -20px rgba(40,40,120,.4)}
.case img{width:100%;height:210px;object-fit:cover}
.case .body{padding:20px 22px}
.case .body b{font-size:16px;display:block;margin-bottom:6px}
.case .body p{font-size:13.5px;color:var(--ink3)}

/* TOKEN */
.token-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.token{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.token::after{content:"";position:absolute;right:-30px;top:-30px;width:90px;height:90px;border-radius:50%;background:radial-gradient(circle,rgba(106,92,255,.18),transparent 70%)}
.token b{display:block;font-size:15px;margin-bottom:10px}
.token .price{font-size:26px;font-weight:800;color:var(--c1)}
.token .price small{font-size:13px;color:var(--ink3);font-weight:500}
.token span{font-size:13px;color:var(--ink3)}

/* TIMELINE */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--c1),var(--c2))}
.tl-item{position:relative;padding-bottom:26px}
.tl-item::before{content:"";position:absolute;left:-25px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--c1)}
.tl-item b{font-size:15px;display:block}
.tl-item span{font-size:13.5px;color:var(--ink3)}

/* NETWORK */
.net-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.net{background:#fff;border:1px dashed var(--line);border-radius:12px;padding:16px;text-align:center;font-size:14px;color:var(--ink2);transition:.25s}
.net:hover{border-color:var(--c1);color:var(--c1);transform:translateY(-3px)}

/* TAG CLOUD */
.cloud{display:flex;flex-wrap:wrap;gap:10px}
.cloud a{font-size:13.5px;padding:7px 15px;border-radius:100px;background:#fff;border:1px solid var(--line);color:var(--ink2);transition:.25s}
.cloud a:hover{background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;border-color:transparent;transform:translateY(-3px)}

/* FORM */
.form-wrap{background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:700;color:var(--ink2)}
.field input,.field select,.field textarea{padding:12px 14px;border:1.5px solid var(--line);border-radius:11px;font-size:14px;font-family:inherit;background:#fbfbff;transition:border .2s,box-shadow .2s;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c1);box-shadow:0 0 0 4px rgba(106,92,255,.12)}
.field textarea{min-height:110px;resize:vertical}
.form-note{font-size:12.5px;color:var(--ink3);margin-top:14px}

/* CONTACT */
.contact-info{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.contact-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 6px 18px -12px rgba(40,40,120,.2)}
.contact-item b{display:block;font-size:13px;color:var(--ink3);margin-bottom:6px;font-weight:600}
.contact-item span{font-size:15px;font-weight:700}
.qr-box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;text-align:center;box-shadow:var(--shadow)}
.qr-box img{width:150px;margin:0 auto 10px;border-radius:8px}
.qr-box small{font-size:12.5px;color:var(--ink3)}

/* BANNER IMAGES */
.banner-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.banner-grid img{border-radius:14px;box-shadow:var(--shadow);transition:.3s;object-fit:cover;height:170px;width:100%}
.banner-grid img:hover{transform:scale(1.03)}

/* ARTICLES */
.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);transition:.3s}
.article:hover{transform:translateY(-5px);border-color:var(--c1)}
.article b{font-size:15px;display:block;margin-bottom:8px}
.article p{font-size:13.5px;color:var(--ink3)}
.article a.more{font-size:13px;color:var(--c1);font-weight:700;display:inline-block;margin-top:12px}

/* FOOTER */
footer{background:var(--ink);color:#b9c0d6;padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:34px}
footer h4{color:#fff;font-size:15px;margin-bottom:16px}
footer a{color:#b9c0d6;font-size:13.5px;display:block;padding:4px 0;transition:.2s}
footer a:hover{color:#fff}
.flinks{display:flex;flex-wrap:wrap;gap:6px 16px}
.copyright{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:22px;font-size:12.5px;text-align:center;color:#8e96b0}

/* FLOAT */
.float-cs{position:fixed;right:20px;bottom:90px;z-index:200;display:flex;flex-direction:column;gap:12px}
.float-cs button{width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;color:#fff;font-size:13px;font-weight:700;box-shadow:0 10px 24px -8px rgba(0,0,0,.4);transition:.25s}
.float-cs .cs{background:linear-gradient(135deg,var(--c1),var(--c2))}
.float-cs .top{background:linear-gradient(135deg,var(--c3),var(--c4))}
.float-cs button:hover{transform:translateY(-4px) scale(1.06)}
.qr-pop{position:fixed;right:84px;bottom:96px;background:#fff;padding:14px;border-radius:14px;box-shadow:0 20px 44px -14px rgba(0,0,0,.35);z-index:200;display:none;text-align:center}
.qr-pop.show{display:block}
.qr-pop img{width:140px;border-radius:8px}
.qr-pop small{display:block;font-size:12px;color:var(--ink3);margin-top:6px}

@media(max-width:980px){
.nav-links,.nav-cta .btn-ghost{display:none}
.burger{display:flex}
.hero-inner{grid-template-columns:1fr}
.hero-float{grid-template-columns:repeat(2,1fr)}
.grid-3,.token-grid,.article-list{grid-template-columns:repeat(2,1fr)}
.flow{grid-template-columns:repeat(2,1fr)}
.scene-wrap{grid-template-columns:repeat(2,1fr)}
.stats-strip .grid{grid-template-columns:repeat(2,1fr)}
.net-grid{grid-template-columns:repeat(3,1fr)}
.banner-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
.rating-card{grid-template-columns:1fr}
.contact-info{grid-template-columns:1fr}
}
@media(max-width:560px){
section{padding:54px 0}
.grid-3,.grid-2,.token-grid,.article-list,.flow,.scene-wrap,.footer-grid,.form-grid{grid-template-columns:1fr}
.net-grid{grid-template-columns:repeat(2,1fr)}
.banner-grid{grid-template-columns:1fr}
.stats-strip .grid{grid-template-columns:1fr 1fr}
.bar-row{grid-template-columns:100px 1fr 40px}
.hero{padding:60px 0 70px}
}