:root{--ink:#262626;--ink2:#3d3d3d;--mute:#6b6b6b;--line:#e0e0e0;--soft:#f5f7fb;--brand:#ff8e15;--brand2:#ffbd1a;--brand3:#ffe71a;--grad:linear-gradient(90deg,#ffbd1a,#ffe71a);--radius:16px;--w:1200px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:99}
.hd{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:1720px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-style:italic;font-size:24px}
.logo img{height:46px;width:auto}.logo .bolt{height:40px}
.nav{display:flex;align-items:center}
.nav a{display:block;padding:0 22px;line-height:62px;font-size:16px;color:var(--ink2);border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current=page]{color:var(--brand);border-color:var(--brand)}
.nav .lang{border:1px solid var(--line);border-radius:20px;line-height:32px;margin-left:12px;padding:0 14px}
.nav .lang:hover{border-color:var(--brand)}
.menu-btn{display:none;background:none;border:0;cursor:pointer}.menu-btn img{width:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;height:46px;padding:0 34px;border-radius:23px;font-size:17px;transition:.2s;cursor:pointer;border:1px solid transparent}
.btn-main{background:var(--grad);color:var(--ink)}
.btn-main:hover{filter:brightness(1.05);box-shadow:0 8px 20px rgba(255,189,26,.4)}
.btn-line{border-color:var(--ink);color:var(--ink);background:#fff}
.btn-line:hover{border-color:var(--brand);color:var(--brand)}
.hero{background:var(--soft) url(../img/home1_bg.png) no-repeat left top/50% auto;padding:80px 0 140px}
.hero .wrap{display:flex;align-items:center;gap:40px}
.hero-txt{flex:1}
.hero h1{font-size:40px;line-height:1.3}
.hero .sub{font-size:34px;font-weight:700;color:var(--brand);margin:6px 0 30px}
.ticks li{list-style:none;display:flex;align-items:center;gap:8px;color:var(--ink2);letter-spacing:1px;margin:10px 0}
.ticks img{width:17px}
.trial{position:relative;display:inline-flex;align-items:center;gap:6px;margin:24px 0 14px 200px;padding:6px 18px;border-radius:8px;background:linear-gradient(90deg,#ff7a1a,#ff3b1a);color:#fff;font-size:14px}.trial img{width:24px;height:24px}.trial:after{content:"";position:absolute;left:24px;bottom:-8px;border:8px solid transparent;border-bottom:0;border-top-color:#ff3b1a}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.refund{display:flex;align-items:center;gap:8px;margin-top:22px;color:var(--mute);font-weight:700;letter-spacing:3px}
.refund img{width:24px}
.hero-img{flex:1;max-width:540px}
.sec{padding:90px 0}
.sec-alt{background:var(--soft)}
.round{border-radius:80px 80px 0 0;margin-top:-80px;background:#fff;position:relative}
.h2{text-align:center;font-size:34px;margin-bottom:56px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.feat{text-align:center;padding:10px 20px}
.feat img{width:120px;margin:0 auto 18px}
.feat h3{font-size:22px;margin-bottom:10px}.feat p{color:var(--mute)}
.stats{display:flex;justify-content:center;gap:120px;margin-bottom:50px}
.stats b{display:block;font-size:48px;color:var(--brand);text-align:center;line-height:1.1}
.stats span{display:block;text-align:center;color:var(--mute)}
.why{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.card{background:#fff;border-radius:var(--radius);padding:36px;box-shadow:0 6px 24px rgba(0,0,0,.05)}
.card h3{display:flex;align-items:center;gap:10px;font-size:22px;margin-bottom:12px}
.card h3 img{width:40px}.card p{color:var(--mute)}
.use{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.use .card h3 img{width:48px}
.use .lead{color:var(--ink);font-weight:600;margin-bottom:8px}
.split{display:flex;align-items:center;gap:60px}.split>*{flex:1}
.split h2,.split h3{font-size:30px;margin-bottom:20px}
.split li{list-style:none;color:var(--ink2);margin:12px 0}.split li b{color:var(--brand)}
.plats{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:26px}
.plats a{display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 4px;border-radius:12px;background:#fff;border:1px solid var(--line);font-size:14px;transition:.2s}
.plats a:hover{border-color:var(--brand);transform:translateY(-3px)}
.plats img{width:40px;height:40px;object-fit:contain}
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:0 6px 24px rgba(0,0,0,.05)}
.review p{color:var(--ink2);min-height:84px}
.who{display:flex;align-items:center;gap:12px;margin-top:16px}
.who img{width:48px;border-radius:50%}
.stars{display:flex;gap:2px}.stars img{width:16px}
.faq{max-width:960px;margin:0 auto}
.faq details{background:#fff;border-radius:12px;margin-bottom:14px;padding:0 26px;box-shadow:0 4px 16px rgba(0,0,0,.04)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 0}
.faq summary h3{font-size:18px}
.faq summary::-webkit-details-marker{display:none}
.faq summary img{width:18px;transition:.2s}
.faq details[open] summary img{transform:rotate(180deg)}
.faq .ans{padding-bottom:22px;color:var(--mute)}.faq .ans p+p{margin-top:8px}
.phero{background:var(--soft) url(../img/home1_bg.png) no-repeat left top/40% auto;padding:60px 0 130px;text-align:center}
.phero h1{font-size:40px}.phero p{color:var(--mute);font-size:18px;max-width:720px;margin:10px auto 0}
.crumb{font-size:14px;color:var(--mute);margin-bottom:14px}.crumb a:hover{color:var(--brand)}
.crumb ol{display:flex;justify-content:center;gap:6px;list-style:none}.crumb li+li:before{content:"/";margin-right:6px}
.dl{display:grid;grid-template-columns:repeat(5,1fr);gap:22px}
.dl .card{text-align:center;padding:30px 20px}
.dl .card img{width:64px;height:64px;object-fit:contain;margin:0 auto 14px}
.dl .card h2{font-size:20px;margin-bottom:4px}
.dl .card p{font-size:14px;margin-bottom:16px;min-height:48px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.steps .card{list-style:none;position:relative;padding-top:64px}
.steps .card:before{counter-increment:s;content:counter(s);position:absolute;top:22px;left:36px;width:30px;height:30px;border-radius:50%;background:var(--grad);text-align:center;line-height:30px;font-weight:700}
.plans{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.plan{background:#fff;border:2px solid var(--line);border-radius:20px;padding:32px 24px;text-align:center;display:flex;flex-direction:column;position:relative}
.plan.hot{border-color:var(--brand);box-shadow:0 12px 30px rgba(255,142,21,.18)}
.plan .tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:13px;padding:2px 14px;border-radius:12px;white-space:nowrap}
.plan h2{font-size:22px}
.plan .price{font-size:44px;font-weight:800;color:var(--brand);margin-top:14px}
.plan .price small{font-size:16px;color:var(--mute);font-weight:400}
.plan .bill{color:var(--mute);font-size:14px;margin-bottom:18px}
.plan ul{list-style:none;text-align:left;margin:0 0 24px;flex:1}
.plan li{padding:6px 0 6px 26px;background:url(../img/home_text.png) no-repeat left center/16px;color:var(--ink2);font-size:15px}
.paybar{display:flex;flex-direction:column;align-items:center;gap:14px;margin-top:50px;color:var(--mute)}
.paybar img{max-width:520px}
.guar{display:flex;align-items:center;gap:30px;max-width:900px;margin:0 auto}
.guar img{width:160px}.guar h2{font-size:26px;margin-bottom:8px}
.cmp{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}
.cmp th,.cmp td{padding:14px 18px;border-bottom:1px solid var(--line);text-align:left}
.cmp th{background:var(--grad)}
.legal{max-width:900px;margin:0 auto}
.legal h2{font-size:22px;margin:34px 0 10px}
.legal p,.legal li{color:var(--ink2);margin:8px 0}.legal ul{padding-left:22px}
.cta-band{background:var(--grad);border-radius:24px;padding:50px;text-align:center}
.cta-band h2{font-size:30px;margin-bottom:8px}.cta-band p{margin-bottom:22px}
.center{text-align:center}.mt{margin-top:30px}.narrow{max-width:800px}
.ft{background:var(--ink);color:#bdbdbd;padding:60px 0 24px;font-size:14px}
.ft .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.ft h2{font-size:16px;color:#fff;margin-bottom:14px}
.ft li{list-style:none;margin:8px 0}.ft a:hover{color:var(--brand2)}
.ft .flogo{height:40px;width:auto;margin-bottom:14px}
.ft .copy{border-top:1px solid #3d3d3d;margin-top:40px;padding-top:20px;text-align:center}
@media(max-width:960px){
 .nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;box-shadow:0 10px 20px rgba(0,0,0,.08)}
 .nav.open{display:flex}.nav a{line-height:48px;border:0;padding:0 24px}.nav .lang{margin:10px 24px;text-align:center}
 .menu-btn{display:block}
 .hero{padding:40px 0 110px;background-size:100% auto}.hero .wrap,.split{flex-direction:column}
 .hero h1{font-size:30px}.hero .sub{font-size:24px}.trial{margin-left:120px}
 .grid3,.why,.use,.reviews,.steps{grid-template-columns:1fr}
 .dl,.plans{grid-template-columns:1fr 1fr}.plats{grid-template-columns:repeat(3,1fr)}
 .stats{gap:30px}.stats b{font-size:34px}.ft .cols{grid-template-columns:1fr 1fr}
 .guar{flex-direction:column;text-align:center}.round{border-radius:40px 40px 0 0}.phero h1{font-size:30px}
}
@media(max-width:560px){.dl,.plans{grid-template-columns:1fr}.h2{font-size:26px}}