:root{
  --brand: rgb(255, 80, 0);
  --brand-dark:#E85A00;
  --light-orange:#FFF3EC;
  --page:#F6F6F6;
  --text:#222222;
  --muted:#555555;
  --soft:#777777;
  --dark:#070707;
  --footer:#1F1F1F;
  --card:#FFFFFF;
  --border:rgba(20,20,20,.08);
  --shadow:0 14px 38px rgba(0,0,0,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--page);color:var(--text);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);box-shadow:0 6px 24px rgba(0,0,0,.07);border-bottom:1px solid rgba(0,0,0,.06)}
.mobile-topbar{height:62px;display:grid;grid-template-columns:72px 1fr auto;align-items:center;padding:0 14px;gap:8px}
.menu-toggle{width:42px;height:42px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:0;cursor:pointer}
.menu-toggle span{width:24px;height:2px;background:#222;border-radius:2px;margin-left:4px}
.mobile-logo{justify-self:center;display:flex;align-items:center;justify-content:center;min-width:0}
.mobile-logo img{max-height:36px;object-fit:contain}
.logo img{max-height:46px;object-fit:contain}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff!important;border-radius:999px;padding:10px 20px;font-weight:700;line-height:1;box-shadow:0 10px 24px rgba(255,80,0,.24);transition:.2s ease;white-space:nowrap}
.main-btn:hover{background:var(--brand-dark);transform:translateY(-1px)}
.mobile-topbar .main-btn{font-size:13px;padding:9px 12px;box-shadow:none}
.desktop-header{height:76px;display:none;align-items:center;gap:28px}
.desktop-nav{flex:1;display:flex;align-items:center;justify-content:center;gap:18px;white-space:nowrap}
.desktop-nav a{font-size:15px;color:#333;font-weight:650;position:relative;padding:10px 2px}
.desktop-nav a.active,.desktop-nav a:hover{color:var(--brand)}
.desktop-nav a.active:after{content:"";position:absolute;left:8px;right:8px;bottom:2px;height:3px;background:var(--brand);border-radius:8px}
.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.52);opacity:0;visibility:hidden;z-index:80;transition:.25s ease}
.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:82vw;max-width:320px;background:#fff;z-index:90;transform:translateX(-105%);transition:transform .28s ease;box-shadow:12px 0 32px rgba(0,0,0,.18);overflow-y:auto}
.drawer-open .drawer-overlay{opacity:1;visibility:visible}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-open{overflow:hidden}
.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--border)}
.drawer-logo img{max-height:40px;object-fit:contain}
.drawer-close{font-size:30px;line-height:1;border:0;background:#fff;color:var(--brand);cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;padding:12px 18px 28px;gap:4px}
.drawer-nav a{padding:13px 12px;border-radius:12px;color:#333;font-weight:650;border-bottom:1px solid rgba(0,0,0,.04)}
.drawer-nav a.active,.drawer-nav a:hover{background:var(--light-orange);color:var(--brand)}
.section{padding:58px 0}
.section-title{margin:0 0 14px;font-size:28px;line-height:1.28;color:#1e1e1e;letter-spacing:-.02em}
.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:800;font-size:14px;margin-bottom:10px}
.section-kicker:before{content:"";width:22px;height:3px;background:var(--brand);border-radius:4px}
.section-desc{margin:0 0 28px;color:#555;max-width:820px}
.text-link{color:var(--brand);font-weight:800;border-bottom:1px solid rgba(255,80,0,.35)}
.text-link:hover{color:var(--brand-dark);border-color:var(--brand-dark)}
.hero-section{position:relative;background:linear-gradient(105deg,rgba(0,0,0,.88) 0%,rgba(0,0,0,.76) 48%,rgba(0,0,0,.50) 100%),url('banner.webp');background-size:cover;background-position:center;overflow:hidden;color:#fff}
.hero-section:after{content:"";position:absolute;right:-12%;bottom:-18%;width:54%;height:64%;background:linear-gradient(135deg,rgba(255,80,0,.32),rgba(255,80,0,0));clip-path:polygon(20% 0,100% 0,82% 100%,0 100%);pointer-events:none}
.hero-inner{position:relative;z-index:2;width:min(1240px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:1fr;gap:24px;align-items:center;padding:52px 0 62px;text-align:center}
.hero-kicker{display:inline-flex;align-items:center;justify-content:center;color:#fff;background:rgba(255,80,0,.18);border:1px solid rgba(255,80,0,.45);border-radius:999px;padding:7px 14px;font-weight:800;font-size:14px;margin-bottom:12px}
.hero-title{font-size:40px;line-height:1.12;margin:0 0 16px;color:var(--brand);letter-spacing:-.03em;text-shadow:0 8px 28px rgba(0,0,0,.28)}
.hero-desc{color:#f2f2f2;font-size:16px;margin:0 auto 22px;max-width:650px}
.hero-actions{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:20px}
.hero-note{color:#e8e8e8;font-size:13px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.hero-tags span{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#f5f5f5;border-radius:999px;padding:7px 12px;font-size:13px}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:flex-end;min-width:0}
.hero-visual:before{content:"";position:absolute;inset:auto 8% 0 8%;height:48%;background:radial-gradient(circle,rgba(255,80,0,.32),rgba(255,80,0,0) 68%);filter:blur(12px)}
.hero-visual img{position:relative;width:100%;max-height:300px;object-fit:contain;object-position:center bottom}
.quick-links{position:relative;z-index:6;width:min(1180px,calc(100% - 32px));margin:18px auto 0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.quick-card{background:#fff;border:1px solid rgba(255,80,0,.14);border-radius:18px;padding:16px;box-shadow:var(--shadow);min-height:132px;display:flex;flex-direction:column;justify-content:space-between}
.quick-num{width:34px;height:34px;border-radius:12px;background:var(--light-orange);color:var(--brand);font-weight:900;display:flex;align-items:center;justify-content:center;margin-bottom:9px}
.quick-card h3{font-size:17px;line-height:1.3;margin:0 0 6px;color:#1f1f1f}
.quick-card p{margin:0 0 8px;color:#666;font-size:13px;line-height:1.55}
.hot-layout{display:grid;gap:18px}
.feature-card,.compact-card,.dual-card,.zone-card,.app-panel,.service-card,.notice-card,.faq-card,.content-card{background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:0 10px 28px rgba(0,0,0,.06);overflow:hidden}
.feature-card{display:grid;gap:0}
.feature-image,.compact-image,.zone-image,.dual-image,.page-visual{background:linear-gradient(135deg,#fff,#fff4ed);display:flex;align-items:center;justify-content:center;overflow:hidden}
.feature-image img{width:100%;max-height:250px;object-fit:contain;padding:12px}
.feature-body,.compact-body,.dual-body,.zone-body,.content-pad{padding:22px}
.feature-body h3,.compact-body h3,.dual-body h3,.zone-body h3,.content-card h2{margin:0 0 10px;color:#202020;line-height:1.35}
.feature-body p,.compact-body p,.dual-body p,.zone-body p,.service-card p,.notice-card p,.faq-card p,.content-card p,.content-card li{color:#555;margin-top:0}
.compact-grid{display:grid;gap:18px}
.compact-card{display:grid;grid-template-columns:120px 1fr;min-height:180px}
.compact-image img{width:100%;max-height:160px;object-fit:contain;padding:8px}
.dual-grid{display:grid;gap:20px}
.dual-image img{width:100%;max-height:240px;object-fit:contain;padding:12px}
.point-list{display:grid;gap:9px;padding:0;margin:16px 0;list-style:none}
.point-list li{position:relative;padding-left:22px;color:#444}
.point-list li:before{content:"";position:absolute;left:0;top:.68em;width:8px;height:8px;background:var(--brand);border-radius:50%}
.zone-grid{display:grid;gap:18px}
.zone-card{display:flex;flex-direction:column}
.zone-image img{width:100%;max-height:180px;object-fit:contain;padding:10px}
.zone-tag{display:inline-flex;width:max-content;background:var(--light-orange);color:var(--brand);border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800;margin-bottom:10px}
.app-panel{background:linear-gradient(135deg,#fff,#fff3ec);display:grid;gap:16px;align-items:center;padding:24px}
.app-panel .app-image{display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.72);border-radius:18px;padding:12px;min-height:180px}
.app-panel .app-image img{max-height:300px;object-fit:contain}
.app-list{display:grid;grid-template-columns:1fr;gap:10px;margin:18px 0;padding:0;list-style:none}
.app-list li{background:#fff;border:1px solid rgba(255,80,0,.12);border-radius:14px;padding:12px;color:#444}
.service-grid{display:grid;gap:14px}
.service-card{padding:20px}
.service-num{color:var(--brand);font-weight:900;font-size:22px;margin-bottom:8px}
.service-card h3{margin:0 0 8px;color:#222;font-size:18px}
.notice-card{padding:24px;background:#fff7f2;border-color:rgba(255,80,0,.18)}
.notice-card h2{margin:0 0 10px;color:#222}
.notice-list{display:grid;gap:10px;margin:16px 0 0;padding:0;list-style:none}
.notice-list li{padding:10px 12px;background:#fff;border-radius:12px;color:#444;border:1px solid rgba(255,80,0,.12)}
.faq-grid{display:grid;gap:14px}
.faq-card{padding:20px}
.faq-card h3{margin:0 0 8px;color:#222;font-size:18px}
.page-hero{background:linear-gradient(100deg,#111 0%,#222 55%,#371508 100%);color:#fff;padding:54px 0;position:relative;overflow:hidden}
.page-hero:after{content:"";position:absolute;right:-80px;top:-60px;width:260px;height:260px;background:rgba(255,80,0,.22);border-radius:50%;filter:blur(6px)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{margin:0 0 12px;color:var(--brand);font-size:34px;line-height:1.2}
.page-hero p{margin:0;max-width:850px;color:#eee;font-size:16px}
.breadcrumb{margin-bottom:12px;color:#ddd;font-size:13px}
.breadcrumb a{color:#fff}
.page-grid{display:grid;gap:20px}
.content-card{padding:0}
.content-card h2{font-size:24px}
.content-card h3{font-size:20px;margin:18px 0 8px;color:#222}
.content-card ul,.content-card ol{padding-left:22px;margin:10px 0 18px}
.page-visual img{width:100%;max-height:330px;object-fit:contain;padding:14px}
.info-strip{display:grid;gap:12px;margin:20px 0}
.info-strip span{background:var(--light-orange);color:#8d2f00;border:1px solid rgba(255,80,0,.16);border-radius:14px;padding:12px;font-weight:700}
.article-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}
.site-footer{background:var(--footer);color:#d8d8d8;padding:48px 0 24px;margin-top:0}
.footer-grid{display:grid;gap:24px}
.footer-logo{max-height:42px;margin-bottom:14px;object-fit:contain}
.footer-brand p{margin:0;color:#cfcfcf;max-width:520px}
.footer-col h3{margin:0 0 12px;color:#fff;font-size:17px}
.footer-col a{display:block;color:#d8d8d8;margin:7px 0;font-size:14px}
.footer-col a:hover{color:var(--brand)}
.footer-notice{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:18px;font-size:13px;color:#bbb}
.footer-notice p{margin:6px 0}
@media (min-width:640px){
  .quick-links{grid-template-columns:repeat(3,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .zone-grid{grid-template-columns:repeat(2,1fr)}
  .app-list{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:900px){
  .mobile-topbar{display:none}
  .desktop-header{display:flex}
  .hero-inner{grid-template-columns:.95fr 1.05fr;text-align:left;gap:42px;padding:68px 0 86px}
  .hero-kicker{justify-content:flex-start}
  .hero-desc{margin-left:0;font-size:17px}
  .hero-actions{justify-content:flex-start}
  .hero-tags{justify-content:flex-start}
  .hero-title{font-size:58px}
  .hero-visual img{max-height:520px}
  .quick-links{grid-template-columns:repeat(5,1fr);margin:-36px auto 0}
  .hot-layout{grid-template-columns:1.2fr .8fr}
  .compact-grid{grid-template-rows:1fr 1fr}
  .feature-card{grid-template-columns:.9fr 1.1fr;min-height:390px}
  .feature-image img{max-height:330px}
  .dual-grid{grid-template-columns:1fr 1fr}
  .zone-grid{grid-template-columns:repeat(4,1fr)}
  .zone-card.large{grid-column:span 2}
  .app-panel{grid-template-columns:1.04fr .96fr;padding:34px}
  .service-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1.6fr .8fr .8fr .8fr}
  .page-grid.two{grid-template-columns:1.05fr .95fr;align-items:start}
  .page-hero h1{font-size:44px}
}
@media (max-width:480px){
  .container{width:min(100% - 24px,1180px)}
  .hero-inner{width:min(100% - 24px,1240px);padding:42px 0 46px}
  .hero-title{font-size:34px}
  .hero-desc{font-size:15px}
  .quick-links{width:min(100% - 24px,1180px);grid-template-columns:1fr 1fr;gap:10px}
  .quick-card{padding:13px;min-height:126px;border-radius:15px}
  .quick-card h3{font-size:15px}
  .quick-card p{font-size:12px}
  .compact-card{grid-template-columns:1fr}
  .compact-image img{max-height:170px}
  .section{padding:46px 0}
  .section-title{font-size:25px}
  .page-hero{padding:42px 0}
  .page-hero h1{font-size:30px}
}