:root{
  --brand: rgb(255, 80, 0);
  --brand-dark:#E85A00;
  --orange-soft:#FFF3EC;
  --page:#F6F6F6;
  --white:#FFFFFF;
  --black:#070707;
  --text:#222222;
  --muted:#555555;
  --light:#777777;
  --footer:#1F1F1F;
  --footer-soft:#2B2B2B;
  --shadow:0 14px 36px rgba(20,20,20,.08);
  --radius:18px;
}
*{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(1200px, calc(100% - 32px));margin:0 auto}
.section{padding:56px 0}
.section-soft{background:#fff}
.section-orange{background:linear-gradient(180deg,#fff, var(--orange-soft))}
.section-title{font-size:clamp(26px,4vw,40px);line-height:1.25;margin:0 0 10px;font-weight:800;color:#1d1d1d}
.section-title .accent,.accent{color:var(--brand)}
.section-desc{margin:0 auto 28px;color:var(--muted);max-width:820px;font-size:16px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);background:var(--orange-soft);border:1px solid rgba(255,80,0,.18);border-radius:999px;padding:5px 12px;font-size:13px;font-weight:700;margin-bottom:12px}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff;border-radius:999px;padding:11px 24px;font-weight:800;letter-spacing:.02em;box-shadow:0 10px 22px rgba(255,80,0,.26);transition:.2s ease}
.main-btn:hover{background:var(--brand-dark);transform:translateY(-1px)}
.text-link{color:var(--brand);font-weight:800;display:inline-flex;align-items:center;gap:6px;margin-top:8px}
.text-link::after{content:"›";font-size:18px;line-height:1}
.text-link:hover{color:var(--brand-dark)}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(0,0,0,.07);box-shadow:0 6px 22px rgba(0,0,0,.05);backdrop-filter:saturate(160%) blur(10px)}
.mobile-header{height:62px;display:grid;grid-template-columns:44px 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;justify-content:center;gap:5px;padding:0 10px;box-shadow:0 5px 15px rgba(0,0,0,.07)}
.menu-toggle span{display:block;height:2px;background:#1e1e1e;border-radius:8px}
.mobile-logo{justify-self:center;display:flex;align-items:center;max-width:120px}
.mobile-logo img,.logo img,.drawer-logo img{height:38px;width:auto;object-fit:contain}
.mobile-entry{padding:7px 13px;font-size:13px;white-space:nowrap;box-shadow:none}
.desktop-header{height:76px;display:none;align-items:center;gap:22px}
.logo{display:flex;align-items:center;flex:0 0 auto}
.logo img{height:48px}
.desktop-nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1;min-width:0}
.desktop-nav a{font-size:15px;color:#2b2b2b;font-weight:700;padding:9px 10px;border-radius:999px;white-space:nowrap;transition:.18s ease}
.desktop-nav a:hover,.desktop-nav a.active{color:var(--brand);background:var(--orange-soft)}
.header-entry{flex:0 0 auto;padding:9px 20px;box-shadow:0 8px 18px rgba(255,80,0,.22)}
.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:1010;opacity:0;pointer-events:none;transition:.22s ease}
.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#fff;z-index:1020;transform:translateX(-102%);transition:transform .28s ease;box-shadow:12px 0 36px rgba(0,0,0,.18);overflow-y:auto}
.drawer-open{overflow:hidden}
.drawer-open .drawer-overlay{opacity:1;pointer-events:auto}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-head{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(0,0,0,.08)}
.drawer-close{border:0;background:var(--orange-soft);color:var(--brand);width:38px;height:38px;border-radius:50%;font-size:26px;line-height:1;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;padding:12px 14px 28px}
.drawer-nav a{padding:14px 12px;border-bottom:1px solid rgba(0,0,0,.06);font-weight:800;color:#252525;border-radius:12px}
.drawer-nav a.active,.drawer-nav a:hover{color:var(--brand);background:var(--orange-soft)}
.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;padding:38px 0 44px;overflow:hidden}
.hero-section::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 32% 45%,rgba(255,80,0,.18),transparent 34%),linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.4));pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;align-items:center;gap:20px;max-width:1200px;width:calc(100% - 32px);margin:0 auto;text-align:center}
.hero-image{order:1;display:flex;align-items:center;justify-content:center;padding:4px 0}
.hero-image img{width:100%;max-height:320px;object-fit:contain;filter:drop-shadow(0 18px 34px rgba(0,0,0,.45))}
.hero-content{order:2;position:relative;z-index:2;max-width:610px;margin:0 auto}
.hero-title{color:var(--brand);font-size:clamp(34px,7vw,64px);line-height:1.08;margin:0 0 16px;font-weight:900;letter-spacing:-.04em;text-shadow:0 8px 22px rgba(0,0,0,.36)}
.hero-desc{color:#fff;font-size:16px;margin:0 0 22px;text-shadow:0 2px 12px rgba(0,0,0,.55)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:18px 0 0}
.hero-tags span{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#f2f2f2;border-radius:999px;padding:5px 10px;font-size:12px}
.quick-wrap{margin-top:-18px;position:relative;z-index:5}
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;background:#fff;border-radius:22px;box-shadow:var(--shadow);padding:14px}
.quick-card{background:linear-gradient(180deg,#fff,var(--orange-soft));border:1px solid rgba(255,80,0,.12);border-radius:16px;padding:14px 12px;min-height:86px;display:flex;flex-direction:column;justify-content:space-between}
.quick-card strong{display:block;font-size:16px;color:#222;margin-bottom:2px}
.quick-card span{font-size:12px;color:#666}
.grid-2,.grid-3,.grid-4{display:grid;gap:20px}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;border:1px solid rgba(0,0,0,.04)}
.card h3{font-size:22px;line-height:1.3;margin:0 0 10px;color:#1c1c1c}
.card p{margin:0 0 8px;color:var(--muted)}
.image-box{background:linear-gradient(145deg,#fff,#fff6f1);border-radius:16px;min-height:126px;display:flex;align-items:center;justify-content:center;padding:12px;margin-bottom:16px;border:1px solid rgba(255,80,0,.08);overflow:hidden}
.image-box img{width:100%;max-height:180px;object-fit:contain;object-position:center}
.feature-card{overflow:hidden;padding:0}
.feature-card .image-box{border-radius:18px 18px 0 0;margin:0;min-height:148px;background:#fff3ec;border:0;border-bottom:1px solid rgba(255,80,0,.1)}
.feature-card .content{padding:20px 22px 22px}
.category-card{display:flex;flex-direction:column;min-height:100%}
.category-card .image-box{min-height:132px}
.category-card .text-link{margin-top:auto;padding-top:8px}
.app-split{display:grid;grid-template-columns:1fr;gap:22px;align-items:center;background:#fff;border-radius:24px;box-shadow:var(--shadow);padding:22px;border:1px solid rgba(255,80,0,.08)}
.app-visual{background:linear-gradient(135deg,var(--orange-soft),#fff);border-radius:20px;display:flex;align-items:center;justify-content:center;padding:18px;min-height:220px}
.app-visual img{max-height:360px;object-fit:contain}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}
.tag-list span{border:1px solid rgba(255,80,0,.2);background:var(--orange-soft);color:#b74200;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:700}
.service-card{position:relative;padding-left:24px}
.service-card::before{content:"";position:absolute;left:0;top:28px;width:5px;height:42px;border-radius:8px;background:var(--brand)}
.notice-panel{background:linear-gradient(135deg,#1f1f1f,#303030);color:#fff;border-radius:24px;padding:28px;box-shadow:0 20px 36px rgba(0,0,0,.13)}
.notice-panel h2{color:var(--brand);font-size:30px;margin:0 0 12px;line-height:1.25}
.notice-panel p{color:#ededed;margin:0 0 12px}
.faq-list{display:grid;gap:14px}
.faq-item{background:#fff;border-radius:16px;padding:20px 22px;box-shadow:0 10px 26px rgba(0,0,0,.06);border:1px solid rgba(0,0,0,.04)}
.faq-item h3{margin:0 0 8px;font-size:18px;color:#1e1e1e}
.faq-item p{margin:0;color:var(--muted)}
.sub-hero{background:linear-gradient(135deg,#111,#2d2d2d);color:#fff;padding:54px 0 46px;position:relative;overflow:hidden}
.sub-hero::before{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:rgba(255,80,0,.24)}
.sub-hero .container{position:relative;z-index:1}
.sub-hero h1{font-size:clamp(30px,5vw,52px);line-height:1.15;margin:0 0 14px;color:var(--brand);font-weight:900}
.sub-hero p{max-width:880px;margin:0;color:#f0f0f0;font-size:17px}
.content-wrap{padding:56px 0;background:#fff}
.content-grid{display:grid;gap:24px;align-items:start}
.article{background:#fff;border-radius:22px;box-shadow:var(--shadow);padding:24px;border:1px solid rgba(0,0,0,.04)}
.article h2{font-size:28px;line-height:1.25;margin:0 0 12px;color:#202020}
.article h3{font-size:21px;margin:24px 0 8px;color:#242424}
.article p{color:var(--muted);margin:0 0 14px}
.article ul,.article ol{margin:12px 0 18px;padding-left:22px;color:var(--muted)}
.article li{margin:7px 0}
.side-panel{background:var(--orange-soft);border-radius:22px;padding:22px;border:1px solid rgba(255,80,0,.15);position:sticky;top:96px}
.side-panel h3{margin:0 0 12px;color:#1d1d1d;font-size:22px}
.side-panel a{display:block;color:var(--brand);font-weight:800;margin:8px 0}
.page-image{background:linear-gradient(145deg,#fff,var(--orange-soft));border-radius:22px;display:flex;align-items:center;justify-content:center;padding:18px;margin:8px 0 20px;border:1px solid rgba(255,80,0,.1)}
.page-image img{width:100%;max-height:380px;object-fit:contain}
.steps{counter-reset:step;display:grid;gap:14px;margin:18px 0}
.step{background:#fff;border:1px solid rgba(0,0,0,.05);border-radius:16px;padding:16px 18px 16px 58px;position:relative;box-shadow:0 8px 22px rgba(0,0,0,.05)}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:17px;width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center}
.site-footer{background:var(--footer);color:#d8d8d8;padding-top:44px}
.footer-grid{display:grid;gap:26px}
.footer-logo{height:44px;width:auto;object-fit:contain;margin-bottom:14px}
.site-footer h3{color:#fff;margin:0 0 12px;font-size:18px}
.site-footer p{margin:0 0 10px;color:#d8d8d8}
.site-footer a{display:block;color:#d8d8d8;margin:7px 0;font-size:14px}
.site-footer a:hover{color:var(--brand)}
.footer-brand{max-width:460px}
.footer-note{font-size:14px;color:#bfbfbf!important}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:34px;padding:16px;text-align:center;background:var(--footer-soft)}
.footer-bottom p{margin:0;color:#cfcfcf;font-size:13px}
@media (min-width:640px){
  .quick-grid{grid-template-columns:repeat(3,1fr);padding:18px}
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:860px){
  .mobile-header{display:none}
  .desktop-header{display:flex}
  .hero-section{padding:48px 0 56px}
  .hero-inner{grid-template-columns:1fr 1fr;gap:40px;text-align:left;min-height:420px}
  .hero-image{order:1;justify-content:flex-start}
  .hero-content{order:2;margin:0;justify-self:end}
  .hero-image img{max-height:520px}
  .hero-tags{justify-content:flex-start}
  .quick-wrap{margin-top:-28px}
  .quick-grid{grid-template-columns:repeat(9,1fr)}
  .quick-card{min-height:96px;padding:14px 10px}
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .app-split{grid-template-columns:.9fr 1.1fr;padding:32px;gap:34px}
  .content-grid{grid-template-columns:minmax(0,1fr) 320px}
  .footer-grid{grid-template-columns:1.6fr .8fr .8fr .8fr}
}
@media (min-width:1080px){
  .desktop-nav a{padding:10px 13px;font-size:15px}
}
@media (max-width:420px){
  .container{width:calc(100% - 24px)}
  .mobile-header{grid-template-columns:42px 1fr auto;padding:0 10px}
  .mobile-logo img{height:34px}
  .mobile-entry{padding:7px 10px;font-size:13px}
  .hero-inner{width:calc(100% - 24px)}
  .hero-section{padding:30px 0 38px}
  .hero-image img{max-height:286px}
  .section{padding:46px 0}
  .quick-grid{gap:10px;padding:12px}
  .quick-card{padding:12px 10px;min-height:82px}
  .article{padding:20px}
  .sub-hero{padding:44px 0 38px}
}