:root{
  --bg:#171A22; --bg-deep:#10131A; --bg-soft:#1D222C; --bg-card:#1F2530; --bg-card-2:#242A35;
  --orange:#FF5A18; --orange-2:#FF7A22; --orange-3:#E94710; --text:#F2F5FA; --muted:#B9C0CC; --hint:#8F98A6;
  --border:rgba(255,90,24,0.16); --shadow:0 18px 42px rgba(0,0,0,0.32); --footer:#0D1017;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden;padding-top:76px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.site-header{position:fixed;top:0;left:0;right:0;z-index:9999;background:rgba(23,26,34,0.94);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,90,24,0.12)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;width:min(1200px,calc(100% - 32px));margin:0 auto}
.logo{flex:0 0 auto;display:inline-flex;align-items:center}.logo img{max-height:52px;width:auto;display:block}.nav-core{flex:1 1 auto;display:flex;justify-content:center;gap:22px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{font-size:15px;color:var(--text);padding:8px 3px;transition:.2s}.nav-core a:hover,.nav-core a.active{color:var(--orange)}
.header-action{flex:0 0 auto;display:flex;align-items:center;gap:12px}.all-menu-btn{border:1px solid rgba(255,90,24,0.28);background:rgba(255,255,255,0.06);color:var(--orange);border-radius:999px;padding:10px 16px;cursor:pointer;font-weight:700}.all-menu-btn:hover{background:rgba(255,90,24,0.10)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 20px;border-radius:999px;background:linear-gradient(180deg,#FF7A22 0%,#FF5A18 45%,#E94710 100%);color:#fff;font-weight:800;border:0;box-shadow:0 12px 24px rgba(233,71,16,.22);white-space:nowrap}.main-btn:hover{transform:translateY(-1px);filter:brightness(1.05)}.ghost-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 18px;border-radius:999px;border:1px solid rgba(255,90,24,.25);color:var(--text);background:rgba(255,255,255,.04)}
.header-register{min-width:78px}.mobile-header{display:none}.hamburger{display:none;border:0;background:transparent;width:42px;height:42px;padding:8px;flex:0 0 auto}.hamburger span{display:block;height:2px;background:#fff;margin:6px 0;border-radius:2px}
.mega-mask,.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.42);opacity:0;pointer-events:none;z-index:9997;transition:.2s}.mega-mask.show,.drawer-mask.show{opacity:1;pointer-events:auto}.mega-panel{position:fixed;top:76px;left:50%;transform:translateX(-50%);width:min(1120px,calc(100% - 32px));background:rgba(31,37,48,.96);border:1px solid var(--border);border-radius:24px;box-shadow:0 24px 60px rgba(0,0,0,.36);z-index:10000;padding:22px}.mega-panel[hidden]{display:none}.mega-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:14px;margin-bottom:16px}.mega-top strong{color:var(--orange);font-size:22px}.mega-top button,.drawer-head button{border:0;background:rgba(255,255,255,.08);color:#fff;width:34px;height:34px;border-radius:50%;font-size:22px;cursor:pointer}.mega-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.mega-group{background:rgba(16,19,26,.55);border:1px solid rgba(255,90,24,.1);border-radius:18px;padding:14px}.mega-group h3{margin:0 0 10px;color:var(--orange);font-size:16px}.mega-link{display:block;padding:9px 0;border-top:1px solid rgba(255,255,255,.06)}.mega-link:first-of-type{border-top:0}.mega-link span{display:block;color:#fff;font-weight:700}.mega-link em{display:block;font-style:normal;color:var(--muted);font-size:12px;line-height:1.5}.mega-link:hover span{color:var(--orange)}
.mobile-drawer{position:fixed;top:0;left:0;height:100vh;width:min(84vw,320px);background:#1F2530;z-index:10020;transform:translateX(-105%);transition:.25s ease;box-shadow:20px 0 50px rgba(0,0,0,.36);display:flex;flex-direction:column}.mobile-drawer.open{transform:translateX(0)}.drawer-head{min-height:72px;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid rgba(255,90,24,.14)}.drawer-nav{display:grid;gap:4px;padding:14px 16px 28px;overflow:auto}.drawer-nav a{padding:10px 12px;border-radius:12px;color:var(--text);background:rgba(255,255,255,.03)}.drawer-nav a:hover{color:var(--orange);background:rgba(255,90,24,.08)}body.drawer-open{overflow:hidden}
.page-main,.home-main{width:min(1200px,calc(100% - 32px));margin:0 auto}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:22px;background:#10131A;box-shadow:0 18px 42px rgba(0,0,0,.34);overflow:hidden;position:relative}.slider-track{display:flex;transition:transform .5s ease}.slide{min-width:100%;display:flex;align-items:center;justify-content:center;background:#10131A}.banner-slider img{width:100%;height:auto;max-height:520px;object-fit:contain;background:#10131A}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.2);background:rgba(16,19,26,.55);color:#fff;font-size:28px;line-height:1;cursor:pointer;z-index:3}.slider-arrow.prev{left:14px}.slider-arrow.next{right:14px}.slider-dots{position:absolute;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:8px;z-index:3}.slider-dots button{width:9px;height:9px;border-radius:50%;border:0;background:rgba(255,255,255,.45);padding:0;cursor:pointer}.slider-dots button.active{background:var(--orange);width:24px;border-radius:999px}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.section-panel{background:linear-gradient(180deg,rgba(31,37,48,.96),rgba(29,34,44,.96));border:1px solid var(--border);border-radius:26px;box-shadow:var(--shadow);padding:28px;margin:0 0 28px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}.eyebrow{display:inline-block;color:var(--orange);font-weight:800;font-size:13px;letter-spacing:.08em;margin-bottom:8px}.section-panel h1,.section-panel h2,.page-hero h1,h1,h2,h3,.section-title{color:var(--orange)}h1{font-size:clamp(30px,5vw,54px);line-height:1.15;margin:0 0 16px}h2{font-size:clamp(24px,3vw,34px);line-height:1.25;margin:0 0 14px}h3{margin:0 0 8px}.section-panel p,.page-hero p{color:var(--muted);margin:0}.text-flow{display:grid;gap:14px}.intro-panel{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}.intro-actions,.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.quick-links{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.quick-links a{background:#242A35;border:1px solid var(--border);border-radius:16px;padding:14px;color:#fff;font-weight:700}.quick-links a:hover{color:var(--orange);transform:translateY(-2px)}
.card-grid{display:grid;gap:18px}.card-grid.five{grid-template-columns:repeat(5,1fr)}.card-grid.four{grid-template-columns:repeat(4,1fr)}.card-grid.three{grid-template-columns:repeat(3,1fr)}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card{background:#1F2530;border:1px solid var(--border);box-shadow:0 18px 42px rgba(0,0,0,.28);border-radius:22px;overflow:hidden}.card-body,.info-card,.review-card{padding:20px}.card-body p,.info-card p,.review-card p{color:var(--muted)}.card-body a{display:inline-flex;margin-top:12px;color:var(--orange);font-weight:800}.card-media{background:#10131A;display:flex;align-items:center;justify-content:center;padding:10px;min-height:150px}.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}.card-media img{max-height:220px;width:100%;object-fit:contain;background:#10131A;border-radius:14px}.feature-card{padding:22px}.feature-card .num{display:inline-flex;width:38px;height:38px;border-radius:12px;align-items:center;justify-content:center;background:rgba(255,90,24,.12);color:var(--orange);font-weight:900;margin-bottom:12px}.split{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center}.media-box{background:#10131A;border:1px solid var(--border);border-radius:22px;padding:12px;display:flex;align-items:center;justify-content:center}.media-box img{max-height:320px;object-fit:contain}.mini-list{display:grid;gap:12px}.mini-list li{list-style:none;background:rgba(255,255,255,.04);border:1px solid rgba(255,90,24,.1);border-radius:16px;padding:14px;color:var(--muted)}.mini-list li strong{color:#fff;display:block;margin-bottom:4px}.page-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center;margin:34px 0 28px;background:radial-gradient(circle at top right,rgba(255,90,24,.14),transparent 34%),#10131A;border:1px solid var(--border);border-radius:30px;padding:34px;box-shadow:var(--shadow)}.page-hero-media{background:#1F2530;border:1px solid var(--border);border-radius:24px;padding:12px;display:flex;justify-content:center}.page-hero-media img{max-height:360px;object-fit:contain}.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step-card{background:#242A35;border:1px solid var(--border);border-radius:20px;padding:18px}.step-card span{display:inline-flex;color:var(--orange);font-size:20px;font-weight:900;margin-bottom:8px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review-card{margin:0}.review-card footer{margin-top:12px;color:var(--orange);font-weight:800}.notice-panel{display:grid;grid-template-columns:.35fr 1fr;gap:22px;align-items:start;background:linear-gradient(135deg,rgba(255,90,24,.12),rgba(31,37,48,.96))}.faq-list{display:grid;gap:12px}.faq-list details{background:#242A35;border:1px solid rgba(255,90,24,.14);border-radius:16px;padding:16px}.faq-list summary{cursor:pointer;color:#fff;font-weight:800}.faq-list details[open] summary{color:var(--orange)}.faq-list p{padding-top:10px}.site-footer{margin-top:46px;background:#0D1017;color:#DCE3EF}.footer-inner{width:min(1200px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:.95fr 1.4fr;gap:34px;padding:44px 0}.footer-brand p{color:#B9C0CC;margin:14px 0 18px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-links h3{color:var(--orange)}.footer-links a{display:block;color:#DCE3EF;margin:8px 0}.footer-links a:hover{color:var(--orange)}.footer-note{border-top:1px solid rgba(255,255,255,.08);padding:16px;width:min(1200px,calc(100% - 32px));margin:0 auto;color:#AEB7C6;font-size:14px}.footer-note p{margin:0}.home-main .section-panel:first-child{margin-top:0}
@media (max-width:1100px){.card-grid.five{grid-template-columns:repeat(3,1fr)}.mega-grid{grid-template-columns:repeat(3,1fr)}.quick-links{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){body{padding-top:72px}.desktop-header{display:none}.mobile-header{display:flex;min-height:72px;gap:12px}.hamburger{display:block}.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}.mobile-logo img{max-height:46px}.header-register{min-width:70px;padding:8px 14px}.header-inner{width:calc(100% - 24px)}.mega-panel{display:none!important}.mega-mask{display:none}.intro-panel,.split,.page-hero,.notice-panel,.footer-inner{grid-template-columns:1fr}.card-grid.four,.card-grid.three,.card-grid.two,.review-grid,.step-grid{grid-template-columns:1fr 1fr}.card-grid.five{grid-template-columns:1fr 1fr}.page-hero{padding:24px}.section-panel{padding:22px;border-radius:22px}.banner-slider{margin-top:18px;border-radius:18px}.slider-arrow{width:36px;height:36px;font-size:24px}.footer-links{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.page-main,.home-main{width:calc(100% - 24px)}.card-grid.five,.card-grid.four,.card-grid.three,.card-grid.two,.review-grid,.step-grid,.quick-links{grid-template-columns:1fr}.section-head{display:block}.intro-actions,.hero-actions{flex-direction:column}.main-btn,.ghost-btn{width:100%}.header-register{width:auto}.mobile-header .header-register{width:auto;min-height:38px}.page-hero{margin-top:20px}.footer-links{grid-template-columns:1fr}.slider-dots{bottom:8px}.banner-slider img{max-height:300px}.card-media{min-height:120px}.card-media img{max-height:180px}}