:root{
    --brand:rgb(255,80,0);
    --brand-dark:#E85A00;
    --brand-soft:#FFF3EC;
    --ink:#222222;
    --muted:#555555;
    --light:#F6F6F6;
    --card:#FFFFFF;
    --footer:#1F1F1F;
    --footer-text:#D8D8D8;
    --line:#EAEAEA;
    --shadow:0 12px 30px rgba(20,20,20,.08);
    --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;background:#fff;color:var(--ink);line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
p{margin:0 0 14px;color:var(--muted)}
h1,h2,h3{margin:0;color:var(--ink);line-height:1.25;font-weight:800}
ul,ol{padding-left:20px;margin:0}
li{margin:8px 0;color:var(--muted)}
.container{width:min(1180px,92vw);margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(0,0,0,.06);box-shadow:0 8px 22px rgba(0,0,0,.06);backdrop-filter:blur(12px)}
.mobile-topbar{height:64px;display:grid;grid-template-columns:70px 1fr 92px;align-items:center;padding:0 12px;gap:8px}
.menu-toggle{width:44px;height:44px;border:0;background:#fff;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;box-shadow:0 4px 16px rgba(0,0,0,.08)}
.menu-toggle span{width:22px;height:2px;border-radius:2px;background:var(--ink)}
.mobile-logo{display:flex;justify-content:center;align-items:center;min-width:0}
.mobile-logo img{max-height:42px;object-fit:contain;margin:0 auto}
.header-btn{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;font-size:13px;padding:9px 14px;border-radius:999px;min-height:36px}
.main-btn{background:var(--brand);color:#fff;border-radius:999px;font-weight:800;box-shadow:0 12px 26px rgba(255,80,0,.28);transition:.2s ease}
.main-btn:hover{background:var(--brand-dark);transform:translateY(-1px)}
.desktop-header{display:none;height:78px;align-items:center;gap:22px}
.site-logo img{height:50px;object-fit:contain}
.desktop-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}
.desktop-nav a{padding:10px 12px;border-radius:999px;color:#303030;font-weight:700;font-size:15px;white-space:nowrap;transition:.2s ease}
.desktop-nav a:hover,.desktop-nav a.active{color:var(--brand);background:var(--brand-soft)}
.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.46);opacity:0;pointer-events:none;z-index:80;transition:.25s ease}
.drawer-overlay.show{opacity:1;pointer-events:auto}
.mobile-drawer{position:fixed;left:0;top:0;width:84vw;max-width:320px;height:100vh;background:#fff;z-index:90;transform:translateX(-105%);transition:transform .28s ease;box-shadow:18px 0 40px rgba(0,0,0,.2);overflow-y:auto}
.mobile-drawer.open{transform:translateX(0)}
body.drawer-open{overflow:hidden}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid var(--line)}
.drawer-logo img{height:44px;object-fit:contain}
.drawer-close{width:38px;height:38px;border:0;border-radius:50%;background:var(--brand-soft);color:var(--brand);font-size:26px;line-height:1;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;padding:14px 18px 26px;gap:8px}
.drawer-nav a{padding:13px 14px;border-radius:14px;color:#333;font-weight:700;background:#fff;border:1px solid #f1f1f1}
.drawer-nav a.active,.drawer-nav a:hover{color:var(--brand);background:var(--brand-soft);border-color:#ffd4bf}
.hero-section{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;padding:36px 0 42px;position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1fr;align-items:center;gap:20px;max-width:1180px;margin:0 auto;width:92vw;text-align:center}
.hero-image{order:1;position:relative;z-index:2;display:flex;justify-content:center;align-items:center;padding:8px 0}
.hero-image img{width:100%;max-height:320px;object-fit:contain;filter:drop-shadow(0 18px 32px rgba(0,0,0,.42))}
.hero-content{order:2;position:relative;z-index:2;background:rgba(0,0,0,.18);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:22px 18px;backdrop-filter:blur(3px)}
.hero-kicker{display:inline-flex;color:#fff;background:rgba(255,80,0,.18);border:1px solid rgba(255,80,0,.45);padding:5px 12px;border-radius:999px;font-size:13px;margin-bottom:12px}
.hero-title{color:rgb(255,80,0);font-size:34px;letter-spacing:.5px;margin-bottom:14px;text-shadow:0 8px 26px rgba(0,0,0,.35)}
.hero-desc{color:#fff;font-size:16px;margin-bottom:20px}
.hero-content .main-btn{padding:12px 24px;display:inline-flex}
.section{padding:54px 0;background:#fff}
.section.alt{background:var(--light)}
.section.soft{background:var(--brand-soft)}
.section-head{margin-bottom:26px;display:flex;flex-direction:column;gap:10px}
.section-head.center{text-align:center;align-items:center}
.section-head h2{font-size:28px}
.section-head p{max-width:780px;color:#666}
.eyebrow{display:inline-flex;align-items:center;color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:5px 12px;font-size:13px;font-weight:800;width:max-content}
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:4px}
.quick-card{background:#fff;border:1px solid #f0e4dc;border-radius:18px;padding:17px 14px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:8px;min-height:118px}
.quick-card strong{color:#242424;font-size:17px}
.quick-card span{color:#666;font-size:13px;line-height:1.5}
.text-link{color:var(--brand);font-weight:800;display:inline-flex;align-items:center;gap:4px}
.text-link:hover{color:var(--brand-dark);text-decoration:underline;text-underline-offset:4px}
.card-grid{display:grid;grid-template-columns:1fr;gap:20px}
.card-grid.two{grid-template-columns:1fr}
.feature-card,.content-card,.service-card,.faq-item,.notice-box,.step-card{background:#fff;border:1px solid #eee;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.feature-card{display:flex;flex-direction:column}
.card-media{background:linear-gradient(135deg,#fff,#fff4ed);display:flex;align-items:center;justify-content:center;min-height:128px;padding:14px;border-bottom:1px solid #f3e7df}
.card-media img{max-height:160px;width:100%;object-fit:contain;object-position:center}
.card-body{padding:20px}
.card-body h3{font-size:21px;margin-bottom:10px;color:#222}
.card-body p{font-size:15px;margin-bottom:14px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 14px}
.tag{display:inline-flex;background:var(--brand-soft);color:var(--brand);border:1px solid #ffd6c4;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800}
.highlight-layout{display:grid;grid-template-columns:1fr;gap:20px}
.highlight-main{background:#fff;border-radius:22px;box-shadow:var(--shadow);overflow:hidden;border:1px solid #eee}
.highlight-main .card-media{min-height:170px}
.highlight-main .card-media img{max-height:190px}
.small-stack{display:grid;grid-template-columns:1fr;gap:20px}
.app-panel{display:grid;grid-template-columns:1fr;gap:24px;align-items:center;background:#fff;border-radius:24px;padding:22px;border:1px solid #eee;box-shadow:var(--shadow)}
.app-visual{background:linear-gradient(135deg,#fff,#fff0e8);border-radius:22px;padding:18px;display:flex;align-items:center;justify-content:center}
.app-visual img{max-height:320px;object-fit:contain;width:100%}
.app-copy h2{font-size:28px;margin-bottom:12px}
.app-copy p{margin-bottom:12px}
.service-grid{display:grid;grid-template-columns:1fr;gap:18px}
.service-card{padding:22px}
.service-card h3{font-size:19px;margin-bottom:10px;color:#222}
.service-card p{font-size:15px;margin-bottom:12px}
.notice-box{padding:24px;background:#2b2b2b;color:#fff;border:0;position:relative;overflow:hidden}
.notice-box:before{content:"";position:absolute;right:-70px;top:-70px;width:180px;height:180px;border-radius:50%;background:rgba(255,80,0,.18)}
.notice-box h2,.notice-box h3{color:#fff;margin-bottom:12px}
.notice-box p,.notice-box li{color:#e6e6e6}
.faq-list{display:grid;grid-template-columns:1fr;gap:16px}
.faq-item{padding:20px}
.faq-item h3{font-size:18px;margin-bottom:8px;color:#222}
.page-main{background:#fff}
.page-hero{background:linear-gradient(135deg,#111 0%,#292929 58%,#3a1b0e 100%);padding:58px 0;color:#fff;position:relative;overflow:hidden}
.page-hero:after{content:"";position:absolute;right:-80px;bottom:-90px;width:260px;height:260px;border-radius:50%;background:rgba(255,80,0,.18)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:var(--brand);font-size:34px;margin-bottom:14px}
.page-hero p{color:#f2f2f2;max-width:850px;font-size:16px}
.content-section{padding:56px 0;background:#fff}
.content-section.alt{background:var(--light)}
.rich-text{display:grid;gap:18px}
.rich-text h2{font-size:26px;margin-top:4px;color:#222}
.rich-text h3{font-size:21px;color:#222}
.info-panel{background:#fff;border:1px solid #eee;border-radius:22px;box-shadow:var(--shadow);padding:24px}
.info-panel.soft{background:var(--brand-soft);border-color:#ffd9c8}
.info-panel.dark{background:#292929;border:0;color:#fff}
.info-panel.dark h2,.info-panel.dark h3{color:#fff}
.info-panel.dark p,.info-panel.dark li{color:#e5e5e5}
.two-col{display:grid;grid-template-columns:1fr;gap:22px;align-items:center}
.page-image{background:linear-gradient(135deg,#fff,#fff3ec);border-radius:22px;padding:18px;border:1px solid #f0dfd5;display:flex;align-items:center;justify-content:center}
.page-image img{width:100%;max-height:360px;object-fit:contain;object-position:center}
.steps{display:grid;grid-template-columns:1fr;gap:16px;counter-reset:step}
.step-card{padding:20px;position:relative}
.step-card:before{counter-increment:step;content:counter(step);width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:10px}
.link-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px}
.check-list{display:grid;grid-template-columns:1fr;gap:12px;list-style:none;padding:0;margin:0}
.check-list li{background:#fff;border:1px solid #eee;border-radius:14px;padding:13px 14px;color:#555}
.check-list li:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--brand);margin-right:8px;vertical-align:middle}
.site-footer{background:var(--footer);color:var(--footer-text);padding:48px 0 20px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:26px}
.footer-logo{height:48px;margin-bottom:14px;object-fit:contain}
.footer-brand p{color:var(--footer-text);font-size:14px;max-width:460px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links h3{color:#fff;font-size:17px;margin-bottom:3px}
.footer-links a{color:var(--footer-text);font-size:14px}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:28px;padding-top:18px;text-align:center}
.footer-bottom p{color:#c9c9c9;font-size:13px;margin:0}
@media (min-width:640px){
    .quick-grid{grid-template-columns:repeat(3,1fr)}
    .card-grid{grid-template-columns:repeat(2,1fr)}
    .service-grid{grid-template-columns:repeat(2,1fr)}
    .steps{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:900px){
    .mobile-topbar{display:none}
    .desktop-header{display:flex}
    .hero-section{padding:46px 0 58px}
    .hero-inner{grid-template-columns:1fr 1fr;gap:40px;text-align:left}
    .hero-image{order:1;justify-content:flex-start}
    .hero-content{order:2;padding:28px 30px;background:rgba(0,0,0,.2)}
    .hero-title{font-size:48px}
    .hero-desc{font-size:17px}
    .hero-image img{max-height:520px}
    .quick-grid{grid-template-columns:repeat(5,1fr)}
    .highlight-layout{grid-template-columns:1.15fr .85fr}
    .small-stack{grid-template-columns:1fr;gap:20px}
    .card-grid.three{grid-template-columns:repeat(3,1fr)}
    .card-grid.two{grid-template-columns:repeat(2,1fr)}
    .app-panel{grid-template-columns:.9fr 1.1fr;padding:30px}
    .service-grid{grid-template-columns:repeat(3,1fr)}
    .faq-list{grid-template-columns:repeat(2,1fr)}
    .two-col{grid-template-columns:1fr 1fr}
    .footer-grid{grid-template-columns:1.4fr .65fr .65fr .65fr}
    .page-hero{padding:72px 0}
    .page-hero h1{font-size:42px}
}
@media (min-width:1080px){
    .quick-grid{grid-template-columns:repeat(9,1fr)}
    .desktop-nav a{font-size:15px;padding:10px 11px}
}
@media (max-width:370px){
    .mobile-topbar{grid-template-columns:58px 1fr 84px;padding:0 8px}
    .header-btn{font-size:12px;padding:8px 10px}
    .mobile-logo img{max-height:36px}
    .hero-title{font-size:30px}
}