:root{
  --bg:#0E0B10;--panel:#16121C;--panel2:#1D1726;--ink:#F7F1EE;--soft:#B5A9B4;
  --muted:#7E7383;--brand:#FF7A45;--brand2:#FF3D7F;--amber:#FFC857;
  --line:rgba(255,122,69,.18);--r:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--soft);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;font-size:15px;line-height:1.85;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{width:min(1160px,calc(100% - 40px));margin:0 auto}
section{padding:0}
.grad-text{background:linear-gradient(100deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
h1,h2,h3{color:var(--ink);font-weight:800;line-height:1.25;letter-spacing:.5px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font-size:15px;font-weight:700;transition:transform .2s,box-shadow .2s;border:none;cursor:pointer}
.btn-main{background:linear-gradient(100deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 0 22px rgba(255,122,69,.28)}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:rgba(255,255,255,.02)}
.btn:hover{transform:translateY(-3px)}
.reveal{opacity:1;transform:translateY(16px);transition:transform .5s ease,opacity .5s ease}
.reveal.in{transform:translateY(0)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{transform:none!important}}

/* 00 公告条 */
.notice{height:34px;background:#120E16;border-bottom:1px solid var(--line);display:flex;align-items:center;overflow:hidden;position:relative}
.notice::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--brand),var(--brand2))}
.notice-track{display:flex;width:max-content;animation:roll 36s linear infinite}
.notice:hover .notice-track{animation-play-state:paused}
.notice-item{padding:0 44px;font-size:12.5px;color:var(--muted);white-space:nowrap}
@keyframes roll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* 01 导航 */
.nav{position:sticky;top:0;z-index:50;background:rgba(14,11,16,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--ink)}
.brand img{height:32px;width:auto;border-radius:8px}
.nav-links{display:flex;gap:26px;font-size:14px}
.nav-links a{color:var(--soft);transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{padding:9px 18px;font-size:14px}
.burger{display:none;width:40px;height:40px;background:none;border:1px solid var(--line);border-radius:10px;flex-direction:column;justify-content:center;align-items:center;gap:4px}
.burger span{width:16px;height:2px;background:var(--ink);border-radius:2px}

/* 02 首屏 */
.hero{position:relative;padding-top:64px;padding-bottom:92px;overflow:hidden}
.hero-in{display:grid;grid-template-columns:1fr .9fr;gap:48px;align-items:center;position:relative;z-index:2}
.blob{position:absolute;border-radius:50%;filter:blur(110px);opacity:.42;pointer-events:none;z-index:0}
.blob-a{width:380px;height:380px;background:var(--brand);top:40px;left:-90px}
.blob-b{width:340px;height:340px;background:var(--brand2);bottom:-60px;right:-60px}
.eyebrow{display:inline-block;font-size:12.5px;letter-spacing:2px;color:var(--amber);border:1px solid var(--line);padding:4px 12px;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:clamp(38px,5.4vw,58px);font-weight:800;margin-bottom:20px}
.hero-sub{max-width:520px;margin-bottom:28px;color:var(--soft)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.stats{display:flex;gap:38px;flex-wrap:wrap}
.stat b{display:block;font-size:28px;font-weight:800;color:var(--ink);line-height:1.2}
.stat span{font-size:12.5px;color:var(--muted)}

.phone{width:min(300px,60vw);aspect-ratio:9/19;border-radius:36px;border:3px solid #2A2233;background:#0A080D;position:relative;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.7);margin:0 auto}
.phone-screen{position:absolute;inset:0;background:linear-gradient(160deg,#2A1A28,#3B1D2C 55%,#1A1220);display:flex;flex-direction:column;justify-content:flex-end;padding:22px 18px}
.phone-screen::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.8))}
.phone-title{position:relative;z-index:2;color:var(--ink);font-size:17px;font-weight:800;letter-spacing:1px}
.phone-meta{position:relative;z-index:2;font-size:11.5px;color:#D9CBD4;margin:4px 0 12px}
.bar{position:relative;z-index:2;height:3px;border-radius:3px;background:rgba(255,255,255,.18);overflow:hidden}
.bar i{display:block;height:100%;width:62%;background:linear-gradient(90deg,var(--brand),var(--brand2))}
.phone-glow{position:absolute;inset:0;background:linear-gradient(120deg,transparent 35%,rgba(255,255,255,.22) 50%,transparent 65%);transform:translateX(-120%);animation:sweep 6s ease-in-out infinite;z-index:3;pointer-events:none}
@keyframes sweep{0%,55%{transform:translateX(-120%)}85%,100%{transform:translateX(120%)}}

/* 03 产品现场 */
.sec-head{margin-bottom:36px;max-width:640px}
.sec-head h2{font-size:clamp(24px,3vw,32px);margin-bottom:12px}
.screens{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.screen-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px;transition:transform .2s,box-shadow .2s;position:relative;overflow:hidden}
.screen-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.45)}
.screen-mini{width:100%;aspect-ratio:9/19;border-radius:20px;border:2px solid #2A2233;background:#0A080D;position:relative;overflow:hidden;margin-bottom:16px}
.screen-mini .img-cover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.screen-mini::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.8))}
.card-sweep{position:absolute;inset:0;background:linear-gradient(120deg,transparent 40%,rgba(255,255,255,.18) 50%,transparent 60%);transform:translateX(-130%);transition:transform .6s;z-index:2;pointer-events:none}
.screen-card:hover .card-sweep{transform:translateX(130%)}
.screen-num{font-size:40px;font-weight:800;color:transparent;-webkit-text-stroke:1px rgba(255,122,69,.55);line-height:1}
.screen-name{font-size:16px;font-weight:600;color:var(--ink);margin:4px 0 6px}
.screen-desc{font-size:13px;color:var(--muted)}

/* 04 六大能力 */
.abilities{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ability{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px;transition:border-color .2s,box-shadow .2s}
.ability:hover{border-color:rgba(255,122,69,.55);box-shadow:0 0 22px rgba(255,122,69,.18)}
.ability-ic{width:24px;height:24px;margin-bottom:14px;color:var(--brand)}
.ability h3{font-size:17px;font-weight:600;margin-bottom:8px}
.ability p{font-size:13.5px;color:var(--muted)}

/* 05 三步 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;position:relative;margin-bottom:44px}
.steps::before{content:"";position:absolute;top:22px;left:8%;right:8%;border-top:1px dashed rgba(255,122,69,.28);z-index:0}
.step{position:relative;z-index:1}
.step-dot{width:44px;height:44px;border-radius:50%;background:linear-gradient(100deg,var(--brand),var(--brand2));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:16px;box-shadow:0 0 22px rgba(255,122,69,.3);margin-bottom:16px}
.step h3{font-size:17px;margin-bottom:6px}
.step p{font-size:13.5px;color:var(--muted);margin-bottom:8px}
.step-state{font-size:12px;color:var(--amber)}
.cta-band{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;background:var(--panel-2,#1D1726);border:1px solid var(--line);border-radius:16px;padding:22px 26px}
.cta-band p{color:var(--ink);font-size:15px}

/* 06 热播榜 */
.rank-list{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.rank-card{position:relative;border-radius:16px;overflow:hidden;background:var(--panel);border:1px solid var(--line)}
.rank-cover{aspect-ratio:3/4;overflow:hidden;position:relative}
.rank-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.rank-card:hover .rank-cover img{transform:scale(1.05)}
.rank-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.8))}
.rank-idx{position:absolute;top:10px;left:12px;font-size:34px;font-weight:800;color:transparent;-webkit-text-stroke:1.4px rgba(255,255,255,.75);z-index:2;line-height:1}
.rank-top3 .rank-idx{background:linear-gradient(100deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-stroke:0}
.rank-info{padding:12px 14px}
.rank-info b{display:block;font-size:14px;color:var(--ink);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-info span{font-size:12px;color:var(--muted)}

/* 07 评价 */
.reviews{display:flex;gap:18px;overflow-x:auto;padding-bottom:10px;scroll-snap-type:x mandatory}
.review{flex:0 0 68vw;max-width:520px;scroll-snap-align:start;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px}
.review::before{content:"“";display:block;font-size:44px;line-height:.6;color:var(--brand);margin-bottom:14px}
.review p{color:var(--soft);margin-bottom:18px}
.review footer{font-size:12.5px;color:var(--muted)}

/* 08 FAQ */
.faq{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.faq-q{display:flex;align-items:center;gap:12px;cursor:pointer;list-style:none;user-select:none}
.faq-q::-webkit-details-marker{display:none}
.faq-no{font-size:12px;color:var(--muted);font-weight:700}
.faq-q b{font-size:15px;font-weight:600;color:var(--ink);flex:1}
.faq-plus{width:18px;height:18px;position:relative;flex:none;transition:transform .2s}
.faq-plus::before,.faq-plus::after{content:"";position:absolute;background:var(--soft);border-radius:2px;transition:background .2s,transform .2s}
.faq-plus::before{left:0;right:0;top:8px;height:2px}
.faq-plus::after{top:0;bottom:0;left:8px;width:2px}
.faq-item[open] .faq-plus{transform:rotate(45deg)}
.faq-item[open] .faq-plus::before,.faq-item[open] .faq-plus::after{background:var(--brand)}
.faq-a{font-size:13.5px;line-height:1.8;color:var(--soft);padding:12px 0 0 26px}

/* 09 下载 */
.download{position:relative;overflow:hidden;border-radius:24px;background:linear-gradient(135deg,var(--brand),var(--brand2));padding:56px 40px;text-align:center;color:#fff}
.download::before{content:"";position:absolute;inset:-40%;background:radial-gradient(circle at 50% 50%,rgba(255,255,255,.28),transparent 60%);animation:breathe 7s ease-in-out infinite;pointer-events:none}
@keyframes breathe{0%,100%{transform:scale(.85);opacity:.35}50%{transform:scale(1.05);opacity:.6}}
.download h2{position:relative;color:#fff;font-size:clamp(24px,3.4vw,34px);margin-bottom:12px}
.download p{position:relative;color:rgba(255,255,255,.88);max-width:520px;margin:0 auto 26px}
.download-btns{position:relative;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:18px}
.dl-white{background:#fff;color:#2A1020}
.dl-line{border:1px solid rgba(255,255,255,.7);color:#fff;background:transparent}
.download-ver{position:relative;font-size:12px;color:rgba(255,255,255,.8)}

/* 10 页脚 */
.footer{border-top:1px solid var(--line);padding-top:52px;margin-top:92px;padding-bottom:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px}
.foot-brand p{font-size:13.5px;color:var(--muted);margin-top:14px;max-width:280px}
.foot-col h3{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:14px}
.foot-col a,.foot-col span{display:block;font-size:13.5px;color:var(--muted);margin-bottom:10px;transition:color .2s}
.foot-col a:hover{color:var(--brand)}
.foot-bottom{border-top:1px solid var(--line);padding-top:22px;font-size:12.5px;color:var(--muted);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.foot-bottom time{color:var(--muted)}
.disclaim{font-size:12px;color:#6A6070;margin-top:12px;line-height:1.7}

.mobile-bar{display:none}

@media (max-width:1024px){
  .screens{grid-template-columns:repeat(2,1fr)}
  .abilities{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .hero-in{grid-template-columns:1fr;gap:36px}
  .nav-links{display:none}
  .burger{display:flex}
  .nav.open .nav-links{display:flex;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:#120E16;border-bottom:1px solid var(--line);padding:8px 0}
  .nav.open .nav-links a{padding:12px 20px}
  .rank-list{display:flex;overflow-x:auto;gap:14px}
  .rank-card{flex:0 0 46vw}
}
@media (max-width:768px){
  .abilities{grid-template-columns:1fr}
  .screens{display:flex;overflow-x:auto;gap:14px;padding-bottom:8px}
  .screen-card{flex:0 0 62vw}
  .faq{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .steps::before{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .review{flex:0 0 78vw}
}
@media (max-width:560px){
  body{padding-bottom:70px}
  .mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;align-items:center;justify-content:space-between;gap:10px;padding:10px 16px;background:rgba(18,14,22,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line)}
  .mobile-bar span{font-size:12px;color:var(--soft)}
  .mobile-bar .btn{padding:9px 16px;font-size:13px}
  .footer{padding-bottom:70px}
}