/* tonghuashun final */
:root{--red-900:#7a0f16;--red-700:#c81c26;--red-600:#e6252d;--red-500:#ff5a53;--red-100:#ffe1df;--red-50:#fff4f3;--gold:#e0a83e;--up:#e6272e;--down:#16b872;--ink-900:#14171a;--ink-700:#565c66;--ink-500:#8a909a;--line:#ececef;--bg:#ffffff;--bg-soft:#f7f7f9;--dark-900:#090b10;--dark-800:#10131b;--dark-700:#191d28;--radius-xl:22px;--radius-l:16px;--radius-m:10px;--shadow:0 12px 32px rgba(20,20,20,.08);--shadow-dark:0 24px 60px rgba(0,0,0,.4);--max-w:1200px}
*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink-900);background:var(--bg);line-height:1.75;font-size:15px}img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}ul,ol{list-style:none}button{font-family:inherit}.wrap{max-width:var(--max-w);margin:0 auto;padding:0 24px}section{padding:70px 0}.t-alt{background:var(--bg-soft)}
.t-nav{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.06)}.t-nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;justify-content:space-between}.t-logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;color:var(--red-600)}.t-logo img{height:32px;width:auto;border-radius:6px;object-fit:cover}.t-links{display:flex;align-items:center;gap:5px}.t-links a{padding:9px 16px;font-size:14px;font-weight:600;color:var(--ink-700);border-radius:8px}.t-links a:hover{background:var(--bg-soft)}.t-links a.t-active{background:var(--red-600);color:#fff!important}.t-links .t-sep{width:1px;height:18px;background:var(--line);margin:0 6px}.t-cta-ghost{border:1.5px solid var(--red-600)!important;color:var(--red-600)!important;font-weight:700!important;padding:8px 18px!important;border-radius:999px!important;background:transparent!important}
.t-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:16px 34px;font-size:15.5px;font-weight:700;border-radius:999px;border:none;cursor:pointer;transition:.15s;white-space:nowrap}.t-btn-red{background:var(--red-600);color:#fff;box-shadow:0 14px 30px rgba(230,37,45,.38)}.t-btn-red:hover{background:var(--red-700);transform:translateY(-2px)}.t-btn-ghost-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.38)}.t-btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}.t-btn-outline{background:#fff;color:var(--red-600);border:1.5px solid var(--red-100)}.t-btn-outline:hover{background:var(--red-50)}.t-btn-sm{padding:11px 22px;font-size:13.5px}.t-btn-block{width:100%}
.t-head{text-align:center;max-width:640px;margin:0 auto 46px}.t-head .tag{display:inline-block;color:var(--red-600);font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:10px}.t-head h2{font-size:29px;font-weight:800;margin-bottom:10px}.t-head p{color:var(--ink-500);font-size:14px}
.t-hero{position:relative;background:radial-gradient(ellipse at 20% -10%,#1b2438 0%,var(--dark-900) 55%),var(--dark-900);overflow:hidden;padding:74px 0 60px;color:#fff}.t-skyline{position:absolute;left:0;bottom:0;width:100%;height:190px;opacity:.55}.t-hero-glow{position:absolute;right:-120px;top:60px;width:480px;height:480px;background:radial-gradient(circle,rgba(230,37,45,.28),transparent 70%);filter:blur(10px);pointer-events:none}.t-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}.t-hero h1{font-size:34px;font-weight:800;line-height:1.4;margin-bottom:14px}.t-hero h1 .sep{color:rgba(255,255,255,.3);font-weight:400;margin:0 10px}.t-hero h1 .light{font-weight:500;color:rgba(255,255,255,.85)}.t-hero .subtitle{color:var(--red-500);font-size:15.5px;font-weight:700;margin-bottom:18px}.t-hero .intro{color:rgba(255,255,255,.65);font-size:14px;margin-bottom:22px}.t-platform-switch{display:flex;gap:10px;margin-bottom:24px;flex-wrap:wrap}.t-platform-switch button{padding:8px 16px;border-radius:999px;border:1.5px solid rgba(255,255,255,.18);background:rgba(255,255,255,.04);color:rgba(255,255,255,.7);font-size:13px;font-weight:600;cursor:pointer}.t-platform-switch button.on{background:var(--red-600);border-color:var(--red-600);color:#fff}.t-hero-actions{display:flex;gap:16px;margin-bottom:18px;flex-wrap:wrap}.t-hero-meta{font-size:12.5px;color:rgba(255,255,255,.45);margin-bottom:30px}.t-update h4{font-size:13.5px;margin-bottom:12px}.t-update ul{display:grid;gap:8px}.t-update li{font-size:13px;color:rgba(255,255,255,.55);display:flex;gap:8px}.t-update li b{flex-shrink:0;color:var(--red-500);background:rgba(230,37,45,.14);padding:1px 7px;border-radius:4px;font-size:12px}
.t-hero-visual{position:relative}.t-monitor{background:linear-gradient(160deg,#1c212e,#0c0e14);border-radius:18px;padding:12px;box-shadow:var(--shadow-dark);border:1px solid rgba(255,255,255,.08)}.t-monitor-screen{background:#060810;border-radius:10px;overflow:hidden}.t-app-topbar{display:flex;align-items:center;gap:8px;padding:10px 14px;background:#11141d;border-bottom:1px solid rgba(255,255,255,.06)}.dot{width:8px;height:8px;border-radius:50%}.dot.r{background:#ff5f57}.dot.y{background:#febc2e}.dot.g{background:#28c840}.t-app-tabs{display:flex;gap:16px;margin-left:12px;font-size:11px;color:#737a8a}.t-app-tabs .tab.active{color:#fff;font-weight:700}.t-app-body{display:flex}.t-chart-area{flex:1.7;padding:10px}.t-chart-area img{width:100%;height:168px;object-fit:cover;border-radius:8px}.t-watchlist{flex:1;border-left:1px solid rgba(255,255,255,.06);padding:14px;font-size:11.5px}.t-watchlist .row{display:flex;justify-content:space-between;padding:7px 0;color:#c3c8d3}.t-watchlist .row.head{color:#626a7a;font-size:10.5px;border-bottom:1px solid rgba(255,255,255,.07);margin-bottom:2px}.up{color:var(--up)}.down{color:var(--down)}.t-monitor-stand{width:130px;height:26px;margin:0 auto;background:linear-gradient(180deg,#1c212e,#0c0e14);border-radius:0 0 10px 10px}.t-monitor-badge{position:absolute;left:-14px;bottom:34px;background:var(--red-600);color:#fff;font-size:12.5px;font-weight:800;padding:10px 18px;border-radius:8px;transform:rotate(-3deg)}
.t-plat-main{display:flex;align-items:center;gap:34px;background:linear-gradient(120deg,#fff5f4,#fff);border:1px solid var(--red-100);border-radius:var(--radius-xl);padding:32px 40px;box-shadow:var(--shadow);position:relative;margin-bottom:22px;overflow:hidden}.t-plat-main .ribbon{position:absolute;top:18px;right:-34px;background:var(--red-600);color:#fff;font-size:12px;font-weight:800;padding:5px 40px;transform:rotate(35deg)}.t-plat-main .ico{width:74px;height:74px;border-radius:20px;background:var(--red-600);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff;font-size:28px;font-weight:800}.t-plat-main .content{flex:1}.t-plat-main .badge-top{display:inline-block;font-size:12px;font-weight:700;color:var(--red-600);background:var(--red-100);padding:3px 10px;border-radius:6px;margin-bottom:8px}.t-plat-main h3{font-size:22px;margin-bottom:6px}.t-plat-main p{color:var(--ink-500);font-size:14px}.t-plat-main .meta{display:flex;gap:18px;margin-top:12px;font-size:12.5px;color:var(--ink-500);flex-wrap:wrap}.t-plat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.t-plat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:26px 22px;text-align:center}.t-plat-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.t-plat-card .ico{width:48px;height:48px;border-radius:14px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-weight:800}.t-plat-card h4{font-size:15px;margin-bottom:6px}.t-plat-card p{font-size:12.5px;color:var(--ink-500);margin-bottom:18px;min-height:34px}
.t-feat-row{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}.t-feat-row .item{padding:6px 22px}.t-feat-row .item:not(:last-child){border-right:1px solid var(--line)}.t-feat-ico{width:58px;height:58px;border-radius:50%;background:var(--red-50);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:var(--red-600);font-weight:800}.t-feat-row h3{font-size:16px;margin-bottom:8px}.t-feat-row p{font-size:13px;color:var(--ink-500)}
.t-detail{display:flex;align-items:center;gap:60px;padding:44px 0}.t-detail.reverse{flex-direction:row-reverse}.t-detail .media,.t-detail .text{flex:1;min-width:0}.t-detail .media img{width:100%;border-radius:var(--radius-l);box-shadow:var(--shadow);border:1px solid var(--line)}.t-detail h3{font-size:23px;font-weight:800;display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap}.t-detail h3 .dot{color:var(--red-600)}.t-detail .tag-lv2{display:inline-block;background:var(--red-50);color:var(--red-600);font-size:12px;font-weight:700;padding:4px 10px;border-radius:6px}.t-detail p{color:var(--ink-700);font-size:14.5px;line-height:1.95}.t-detail p .hl{color:var(--red-600);font-weight:700}.t-divider{height:1px;background:var(--line)}
.t-more{max-width:980px;margin:0 auto;text-align:center}.t-more summary{list-style:none;cursor:pointer;color:var(--red-600);font-weight:700;font-size:14px;display:inline-flex;padding:11px 22px;border:1.5px solid var(--red-100);border-radius:999px}.t-more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px;text-align:left}.t-more-card{background:var(--bg-soft);border-radius:var(--radius-l);padding:22px}.t-more-card h4{margin-bottom:8px}.t-more-card p{font-size:12.5px;color:var(--ink-500)}
.t-community{background:linear-gradient(135deg,#2c2140 0%,#6a3b52 45%,#c96b4f 78%,#e6a45c 100%);color:#fff;text-align:center;overflow:hidden}.t-community-inner{position:relative;z-index:2}.t-community h2{font-size:28px;margin-bottom:10px}.t-community-inner>p{color:rgba(255,255,255,.75);margin-bottom:36px}.t-phones{display:flex;justify-content:center;gap:28px;flex-wrap:wrap}.t-phone{width:230px;background:#12141b;border-radius:30px;padding:10px;box-shadow:var(--shadow-dark);text-align:left}.t-phone .notch{width:64px;height:16px;background:#12141b;border-radius:0 0 10px 10px;margin:0 auto}.t-phone .screen{background:#191c26;border-radius:22px;overflow:hidden;margin-top:-14px;padding-top:16px}.feed-item{padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.06)}.feed-item .stock{display:flex;justify-content:space-between;font-size:12px;font-weight:700;margin-bottom:4px}.feed-item .txt{font-size:11.5px;color:rgba(255,255,255,.6)}.chg.up{color:var(--up)}.chg.down{color:var(--down)}
.t-final{background:linear-gradient(160deg,#12060a 0%,#2a0c12 45%,#4a1018 100%);color:#fff;text-align:center;padding:80px 0}.t-final h2{font-size:40px;font-weight:900;margin-bottom:18px}.t-final .lead{color:rgba(255,255,255,.7);max-width:720px;margin:0 auto 28px;font-size:15px}.t-trust{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:32px}.t-trust span{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:10px 18px;border-radius:999px;font-size:13px;font-weight:700}.t-final-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.t-footer{background:var(--dark-800);color:rgba(255,255,255,.75);padding-top:50px;padding-bottom:30px}.t-qr-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.08)}.t-qr-card{text-align:center}.t-qr-fake{width:100px;height:100px;margin:0 auto 12px;border-radius:12px;background:#fff;display:grid;place-items:center;font-weight:800;font-size:28px}.t-qr-card .lbl{font-size:12.5px}.t-footer-links{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:center;padding:28px 0;border-bottom:1px solid rgba(255,255,255,.08)}.t-footer-links a{font-size:13.5px}.t-footer-info{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:center;padding:20px 0;font-size:12.5px;color:rgba(255,255,255,.5)}.t-footer-bottom{text-align:center;font-size:12px;color:rgba(255,255,255,.4);line-height:1.9}.t-footer-badges{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:12px}
.t-dl-hero{background:linear-gradient(135deg,#1c212e 0%,var(--dark-900) 100%);color:#fff;padding:54px 0}.t-dl-hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}.t-dl-hero h1{font-size:28px;font-weight:800;margin-bottom:12px}.t-dl-hero p{color:rgba(255,255,255,.65);margin-bottom:20px}.t-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px;font-size:12.5px}.t-tags span{background:rgba(255,255,255,.1);padding:6px 14px;border-radius:999px}.t-win-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-l);padding:22px;font-size:13px}.t-win-panel li{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.14)}.t-win-panel li:last-child{border-bottom:none}
.t-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.t-step{text-align:center;background:#fff;border-radius:var(--radius-l);padding:24px 16px;box-shadow:var(--shadow)}.t-step .circle{width:40px;height:40px;border-radius:50%;background:var(--red-600);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 12px}
.t-faq{max-width:780px;margin:0 auto}.t-faq-item{background:var(--bg-soft);border-radius:var(--radius-m);margin-bottom:12px;overflow:hidden}.t-faq-item input{display:none}.t-faq-q{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;cursor:pointer;font-weight:700;font-size:15px}.t-faq-a{max-height:0;overflow:hidden;transition:max-height .25s;padding:0 22px;font-size:14px;color:var(--ink-500)}.t-faq-item input:checked~.t-faq-a{max-height:400px;padding:0 22px 20px}
.t-page-hero{background:var(--bg-soft);padding:48px 0 20px;text-align:center}.t-page-hero h1{font-size:30px;font-weight:800;margin-bottom:10px}.t-page-hero p{color:var(--ink-500);max-width:680px;margin:0 auto}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;margin-top:36px}.img-card{border-radius:16px;width:100%;box-shadow:var(--shadow)}
@media (max-width:960px){.t-hero-inner,.t-dl-hero .wrap,.two-col{grid-template-columns:1fr}.t-hero-visual{order:-1;max-width:480px;margin:0 auto 20px}.t-links{display:none}.t-plat-main{flex-direction:column;text-align:center}.t-plat-grid,.t-more-grid,.t-qr-row{grid-template-columns:repeat(2,1fr)}.t-feat-row{grid-template-columns:repeat(2,1fr)}.t-detail,.t-detail.reverse{flex-direction:column;gap:30px}.t-steps{grid-template-columns:1fr}.t-final h2{font-size:30px}}
@media (max-width:600px){.t-hero h1{font-size:26px}.t-plat-grid,.t-more-grid,.t-qr-row{grid-template-columns:1fr}section{padding:50px 0}}

/* perf */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
.site-header{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
.feat-media img,.mock-chart img,.feat-row img{content-visibility:auto}
.community,.site-footer{content-visibility:auto;contain-intrinsic-size:800px}
img{height:auto}