:root{
  --brand: rgb(255, 80, 0);
  --brand-dark:#E85A00;
  --light-orange:#FFF3EC;
  --page:#F6F6F6;
  --text:#222222;
  --muted:#555555;
  --soft:#777777;
  --line:#eeeeee;
  --footer:#1F1F1F;
  --footer2:#2B2B2B;
  --white:#FFFFFF;
  --radius:18px;
  --shadow:0 10px 30px rgba(20,20,20,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--page);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);box-shadow:0 2px 16px rgba(0,0,0,.06)}
.mobile-top{height:64px;display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:8px;padding:0 12px}
.menu-toggle{width:42px;height:42px;border:0;background:#fff;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;box-shadow:0 4px 18px rgba(0,0,0,.08);cursor:pointer}
.menu-toggle span{width:22px;height:2px;background:#222;border-radius:10px}
.mobile-brand{justify-self:center;display:flex;align-items:center;justify-content:center;min-width:0}
.mobile-brand img{max-width:108px;max-height:38px;object-fit:contain}
.header-btn{white-space:nowrap;box-shadow:0 8px 18px rgba(255,80,0,.24)}
.mobile-entry{font-size:13px;padding:7px 10px;border-radius:999px}
.desktop-top{display:none;height:76px;align-items:center;gap:24px}
.brand img{width:138px;max-height:48px;object-fit:contain}
.desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.desktop-nav a{font-size:15px;color:#333;padding:8px 12px;border-radius:999px;position:relative;white-space:nowrap}
.desktop-nav a:hover,.desktop-nav a.active{color:var(--brand);background:var(--light-orange)}
.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;letter-spacing:.02em;transition:.2s ease;border:0}
.main-btn:hover{background:var(--brand-dark);transform:translateY(-1px)}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;margin-top:8px}
.text-link:after{content:"›";font-size:18px;line-height:1}
.text-link:hover{color:var(--brand-dark)}
.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.48);z-index:80;opacity:0;transition:opacity .22s ease}
.drawer-overlay.show{opacity:1}
.mobile-drawer{position:fixed;top:0;left:0;height:100vh;width:82vw;max-width:320px;background:#fff;z-index:90;transform:translateX(-102%);transition:transform .26s ease;box-shadow:14px 0 32px rgba(0,0,0,.22);overflow-y:auto}
.mobile-drawer.open{transform:translateX(0)}
.drawer-open{overflow:hidden}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 18px 10px;border-bottom:1px solid var(--line)}
.drawer-logo img{width:128px;max-height:44px;object-fit:contain}
.drawer-close{width:38px;height:38px;border:0;border-radius:50%;background:var(--light-orange);color:var(--brand);font-size:28px;line-height:1;cursor:pointer}
.drawer-nav{padding:12px 18px 28px;display:grid;gap:8px}
.drawer-nav a{padding:12px 14px;border-radius:14px;color:#333;font-weight:650;background:#fff;border:1px solid #f0f0f0}
.drawer-nav a.active,.drawer-nav a:hover{color:var(--brand);border-color:#ffd3bf;background:var(--light-orange)}
.hero-section{position:relative;background:linear-gradient(90deg, rgba(0,0,0,.78), rgba(0,0,0,.58)),url('banner.webp');background-size:cover;background-position:center;background-repeat:no-repeat;color:#fff;overflow:hidden}
.hero-section:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 25% 30%, rgba(255,80,0,.18), transparent 32%),linear-gradient(180deg,rgba(0,0,0,.08),rgba(0,0,0,.28));pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;align-items:center;gap:20px;max-width:1200px;margin:0 auto;padding:36px 16px 42px;text-align:center}
.hero-image{order:1;display:flex;align-items:center;justify-content:center;min-width:0}
.hero-image img{width:100%;max-width:520px;max-height:320px;object-fit:contain;filter:drop-shadow(0 18px 30px rgba(0,0,0,.38))}
.hero-content{order:2;position:relative;z-index:2;max-width:650px;margin:0 auto}
.hero-kicker,.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#fff;background:rgba(255,80,0,.18);border:1px solid rgba(255,80,0,.45);border-radius:999px;padding:5px 12px;font-size:13px;font-weight:700;margin-bottom:12px}
.hero-title{color:rgb(255,80,0);font-size:clamp(30px,8vw,58px);line-height:1.12;margin:0 0 14px;font-weight:900;letter-spacing:.02em;text-shadow:0 8px 26px rgba(0,0,0,.45)}
.hero-desc{color:#f2f2f2;font-size:15px;margin:0 0 22px;line-height:1.9}
.section{padding:52px 0}
.section.tight{padding:36px 0}
.section.light{background:#fff}
.section.orange{background:linear-gradient(180deg,#fff,var(--light-orange))}
.section.dark-band{background:#111;color:#fff}
.section-head{max-width:780px;margin:0 auto 26px;text-align:center}
.section-head.left{text-align:left;margin-left:0}
.section-head h1,.section-head h2{margin:0 0 10px;font-size:clamp(26px,5vw,40px);line-height:1.25;color:#1f1f1f}
.section.dark-band .section-head h2,.section.dark-band .section-head p{color:#fff}
.section-head p{margin:0;color:var(--muted);font-size:16px}
.accent{color:var(--brand)}
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}
.quick-card{background:#fff;border:1px solid #ffe0d2;border-radius:16px;padding:16px;box-shadow:var(--shadow);min-height:112px;display:flex;flex-direction:column;justify-content:space-between}
.quick-card strong{font-size:17px;color:#222}
.quick-card span{font-size:13px;color:var(--muted);margin:4px 0 2px}
.feature-grid{display:grid;grid-template-columns:1fr;gap:20px}
.content-card,.feature-card,.service-card,.faq-item,.notice-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.04);overflow:hidden}
.feature-card{display:flex;flex-direction:column}
.feature-card.large{background:linear-gradient(145deg,#fff,#fff7f2)}
.card-media,.feature-media{background:#fff7f2;display:flex;align-items:center;justify-content:center;padding:12px;min-height:138px;border-bottom:1px solid #ffe6dc}
.card-media img,.feature-media img{width:100%;max-height:178px;object-fit:contain;object-position:center}
.feature-card.large .feature-media img{max-height:230px}
.card-body{padding:20px}
.card-body h3{margin:0 0 8px;font-size:21px;color:#222;line-height:1.35}
.card-body p{margin:0;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 2px}
.tag{display:inline-flex;align-items:center;border-radius:999px;background:var(--light-orange);color:var(--brand);font-size:12px;font-weight:800;padding:4px 9px}
.category-grid{display:grid;grid-template-columns:1fr;gap:18px}
.category-card{background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden;border:1px solid rgba(0,0,0,.04);display:flex;flex-direction:column}
.category-card .card-media{height:auto;min-height:136px;max-height:190px}
.category-card .card-media img{max-height:158px}
.app-panel{display:grid;grid-template-columns:1fr;gap:22px;align-items:center;background:#fff;border-radius:24px;padding:22px;box-shadow:var(--shadow);border:1px solid rgba(255,80,0,.12)}
.app-visual{background:linear-gradient(145deg,#fff3ec,#ffffff);border-radius:20px;padding:14px;display:flex;align-items:center;justify-content:center;min-height:220px}
.app-visual img{max-height:330px;object-fit:contain}
.app-copy h2{margin:0 0 12px;font-size:clamp(25px,5vw,38px);line-height:1.25}
.app-copy p{margin:0 0 14px;color:var(--muted)}
.info-list{display:grid;gap:10px;margin:18px 0 0;padding:0;list-style:none}
.info-list li{position:relative;padding-left:24px;color:var(--muted)}
.info-list li:before{content:"";position:absolute;left:0;top:.72em;width:9px;height:9px;border-radius:50%;background:var(--brand)}
.service-grid{display:grid;grid-template-columns:1fr;gap:16px}
.service-card{padding:20px}
.service-card h3{margin:0 0 8px;color:#222;font-size:20px}
.service-card p{margin:0;color:var(--muted)}
.notice-card{padding:22px;background:linear-gradient(135deg,#fff,#fff3ec);border-color:#ffd6c3}
.notice-card h2,.notice-card h3{margin:0 0 10px;color:#222}
.notice-card p{margin:0 0 12px;color:var(--muted)}
.faq-grid{display:grid;gap:14px}
.faq-item{padding:20px}
.faq-item h3{margin:0 0 8px;color:#222;font-size:19px}
.faq-item p{margin:0;color:var(--muted)}
.page-hero{background:linear-gradient(135deg,#111 0%,#23140d 60%,#111 100%);color:#fff;padding:54px 0 44px;position:relative;overflow:hidden}
.page-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 20%,rgba(255,80,0,.25),transparent 28%),radial-gradient(circle at 86% 70%,rgba(255,80,0,.15),transparent 30%)}
.page-hero .container{position:relative;z-index:1}
.breadcrumb{font-size:14px;color:#ddd;margin-bottom:12px}
.breadcrumb a{color:#fff}
.page-hero h1{font-size:clamp(30px,6vw,46px);line-height:1.18;margin:0 0 12px;color:var(--brand)}
.page-hero p{max-width:850px;margin:0;color:#f1f1f1;font-size:16px;line-height:1.9}
.two-col{display:grid;grid-template-columns:1fr;gap:22px;align-items:start}
.article-card{background:#fff;border-radius:22px;padding:24px;box-shadow:var(--shadow);border:1px solid rgba(0,0,0,.04)}
.article-card h2{margin:0 0 12px;font-size:26px;line-height:1.3;color:#222}
.article-card h3{margin:20px 0 8px;font-size:20px;color:#222}
.article-card p{margin:0 0 12px;color:var(--muted)}
.article-card ul,.article-card ol{margin:12px 0 0;padding-left:20px;color:var(--muted)}
.article-card li{margin:7px 0}
.side-card{background:#fff;border-radius:20px;padding:20px;box-shadow:var(--shadow);position:sticky;top:92px;border:1px solid rgba(0,0,0,.04)}
.side-card h3{margin:0 0 10px;color:#222}
.side-card a{display:block;padding:9px 0;border-bottom:1px solid #f1f1f1;color:var(--brand);font-weight:700}
.side-card a:last-child{border-bottom:0}
.image-text{display:grid;grid-template-columns:1fr;gap:22px;align-items:center}
.image-box{border-radius:22px;background:#fff7f2;padding:18px;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;min-height:220px}
.image-box img{max-height:360px;object-fit:contain}
.mini-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:16px}
.mini-card{background:#fff;border-radius:16px;padding:18px;border:1px solid #f2f2f2;box-shadow:0 6px 20px rgba(0,0,0,.05)}
.mini-card strong{display:block;color:#222;margin-bottom:6px}
.mini-card span{color:var(--muted)}
.site-footer{background:var(--footer);color:#d8d8d8;padding:42px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:26px}
.footer-brand img{width:132px;max-height:46px;object-fit:contain;margin-bottom:12px}
.site-footer h3{color:#fff;margin:0 0 12px;font-size:18px}
.site-footer p{margin:0;color:#d8d8d8;font-size:14px;line-height:1.8}
.site-footer a{display:block;color:#d8d8d8;margin:7px 0;font-size:14px}
.site-footer a:hover{color:var(--brand)}
.footer-bottom{margin-top:30px;padding:16px;text-align:center;background:var(--footer2);font-size:13px;color:#d8d8d8}
@media (min-width:640px){
  .quick-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mini-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (min-width:768px){
  .section{padding:64px 0}
  .hero-inner{grid-template-columns:1fr 1fr;text-align:left;gap:40px;padding:48px 24px 58px;min-height:460px}
  .hero-image{order:1;justify-content:flex-start}
  .hero-content{order:2;margin:0;justify-self:end}
  .hero-image img{max-height:520px;max-width:560px}
  .feature-grid{grid-template-columns:1.2fr .8fr .8fr}
  .feature-card.large{grid-row:span 2}
  .feature-card.large .feature-media{min-height:260px}
  .category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .app-panel{grid-template-columns:.9fr 1.1fr;padding:30px}
  .two-col{grid-template-columns:minmax(0,1fr) 300px}
  .image-text{grid-template-columns:.9fr 1.1fr}
  .footer-grid{grid-template-columns:1.5fr .8fr .8fr 1fr}
}
@media (min-width:960px){
  .mobile-top{display:none}
  .desktop-top{display:flex}
  .quick-grid{grid-template-columns:repeat(9,minmax(0,1fr))}
  .quick-card{min-height:118px;padding:14px 12px}
  .quick-card strong{font-size:15px}
  .service-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .faq-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  .card-media img,.feature-media img{max-height:150px}
  .feature-card.large .feature-media img{max-height:190px}
  .section-head.left{text-align:center;margin-left:auto}
  .side-card{position:static}
  .article-card{padding:20px}
}
@media (max-width:380px){
  .mobile-brand img{max-width:92px}
  .mobile-entry{font-size:12px;padding:6px 8px}
  .mobile-top{grid-template-columns:40px minmax(0,1fr) auto;padding:0 8px;gap:6px}
}