:root{
  --brand:rgb(255,80,0);
  --brand-dark:#E85A00;
  --soft:#FFF3EC;
  --page:#F6F6F6;
  --text:#222222;
  --muted:#555555;
  --light:#777777;
  --dark:#070707;
  --footer:#1F1F1F;
  --line:rgba(0,0,0,.08);
  --shadow:0 16px 38px rgba(0,0,0,.10);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:var(--page);color:var(--text);line-height:1.72;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:saturate(140%) blur(14px);border-bottom:1px solid rgba(0,0,0,.06);box-shadow:0 8px 24px rgba(0,0,0,.05)}
.desktop-header{display:none;align-items:center;gap:24px;min-height:76px}
.site-logo img{width:138px;max-height:48px;object-fit:contain}
.desktop-nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}
.desktop-nav a{font-size:15px;color:#333;padding:9px 12px;border-radius:999px;white-space:nowrap;transition:.2s ease}
.desktop-nav a:hover,.desktop-nav a.active{color:var(--brand);background:rgba(255,80,0,.08)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff!important;border-radius:999px;padding:11px 24px;font-weight:700;letter-spacing:.5px;box-shadow:0 10px 24px rgba(255,80,0,.26);transition:.2s ease;white-space:nowrap}
.main-btn:hover{background:var(--brand-dark);transform:translateY(-1px)}
.header-btn{font-size:15px;padding:10px 22px}
.mobile-topbar{height:62px;display:grid;grid-template-columns:64px 1fr auto;align-items:center;padding:0 12px;gap:8px}
.menu-toggle{width:42px;height:42px;border:0;background:transparent;display:inline-flex;flex-direction:column;justify-content:center;gap:5px;padding:0 9px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:#1f1f1f;border-radius:4px}
.mobile-logo{justify-self:center;max-width:126px}
.mobile-logo img{max-height:42px;object-fit:contain;margin:auto}
.mobile-main-btn{font-size:13px;padding:8px 12px;box-shadow:0 7px 16px rgba(255,80,0,.24)}
.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.52);z-index:89;opacity:0;visibility:hidden;transition:.25s ease}
.mobile-drawer{position:fixed;top:0;left:0;bottom:0;width:82vw;max-width:320px;background:#fff;z-index:90;transform:translateX(-105%);transition:transform .28s ease;box-shadow:18px 0 40px rgba(0,0,0,.22);overflow-y:auto}
.drawer-open{overflow:hidden}
.drawer-open .drawer-overlay{opacity:1;visibility:visible}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;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:rgba(255,80,0,.1);color:var(--brand);font-size:28px;line-height:1;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;padding:18px}
.drawer-nav a{padding:13px 14px;border-radius:14px;color:#222;font-weight:650;border-bottom:1px solid rgba(0,0,0,.04)}
.drawer-nav a.active,.drawer-nav a:hover{background:var(--soft);color:var(--brand)}
.section{padding:58px 0}
.section.alt{background:#fff}
.section.soft{background:var(--soft)}
.section-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:24px}
.section-kicker{display:inline-flex;color:var(--brand);font-weight:800;letter-spacing:.08em;font-size:13px;text-transform:uppercase;margin-bottom:8px}
.section h2,.section-title{font-size:28px;line-height:1.25;margin:0;color:#191919}
.section-desc{margin:8px 0 0;color:var(--muted);max-width:720px}
.text-link{display:inline-flex;color:var(--brand);font-weight:750;margin-top:10px;align-items:center;gap:6px}
.text-link::after{content:'›';font-size:20px;line-height:1}
.hero-section{position:relative;background:linear-gradient(100deg,rgba(0,0,0,.88) 0%,rgba(0,0,0,.76) 48%,rgba(0,0,0,.55) 100%),url('banner.webp');background-size:cover;background-position:center;overflow:hidden;color:#fff;padding:54px 0 76px}
.hero-section::after{content:'';position:absolute;right:-12%;top:-30%;width:64%;height:160%;background:linear-gradient(135deg,rgba(255,80,0,.30),rgba(255,80,0,.04));transform:skewX(-16deg);pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:26px;align-items:center}
.hero-kicker{display:inline-flex;padding:7px 12px;border:1px solid rgba(255,255,255,.22);background:rgba(255,80,0,.16);color:#fff;border-radius:999px;font-size:13px;font-weight:800;letter-spacing:.08em}
.hero-title{font-size:42px;line-height:1.08;margin:16px 0 16px;color:var(--brand);text-shadow:0 8px 26px rgba(0,0,0,.45)}
.hero-desc{color:#f1f1f1;font-size:16px;margin:0 0 20px;max-width:590px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.hero-tags span{padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);color:#f5f5f5;font-size:13px}
.hero-visual{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 64%,rgba(255,80,0,.24),rgba(255,80,0,0) 58%)}
.hero-visual img{width:100%;max-height:330px;object-fit:contain;filter:drop-shadow(0 20px 35px rgba(0,0,0,.36))}
.quick-links{position:relative;z-index:5;margin:-34px auto 0}
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.quick-card{background:#fff;border-radius:16px;padding:15px;box-shadow:var(--shadow);border:1px solid rgba(255,80,0,.08);min-height:128px}
.quick-card b{display:inline-flex;width:30px;height:30px;border-radius:10px;background:var(--soft);color:var(--brand);align-items:center;justify-content:center;margin-bottom:8px;font-size:13px}
.quick-card h3{font-size:17px;margin:0 0 5px}
.quick-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}
.feature-layout{display:grid;gap:18px}
.feature-large,.feature-small,.image-card,.zone-card,.dual-card,.app-panel,.service-card,.faq-item,.content-card,.notice-box,.step-card{background:#fff;border-radius:var(--radius);box-shadow:0 12px 28px rgba(0,0,0,.07);border:1px solid rgba(0,0,0,.04)}
.feature-large{padding:18px;display:grid;gap:18px}
.feature-large .image-wrap,.feature-small .image-wrap,.zone-card .image-wrap,.dual-card .image-wrap,.page-visual .image-wrap{background:linear-gradient(135deg,#fff,var(--soft));border-radius:15px;display:flex;align-items:center;justify-content:center;min-height:160px;padding:14px;overflow:hidden}
.feature-large img,.feature-small img,.zone-card img,.dual-card img,.page-visual img{max-height:220px;width:100%;object-fit:contain}
.feature-small{padding:16px;display:grid;gap:12px}
.feature-small img{max-height:130px}
.card-tag{display:inline-flex;align-self:flex-start;padding:5px 10px;border-radius:999px;background:var(--soft);color:var(--brand);font-size:12px;font-weight:800}
.feature-large h3,.feature-small h3,.zone-card h3,.dual-card h3,.app-panel h2,.service-card h3,.content-card h3{margin:0 0 8px;line-height:1.28}
.feature-large p,.feature-small p,.zone-card p,.dual-card p,.app-panel p,.service-card p,.content-card p,.faq-item p,.notice-box p,.step-card p{margin:0;color:var(--muted)}
.side-stack{display:grid;gap:18px}
.dual-grid{display:grid;gap:18px}
.dual-card{padding:18px}
.dual-card ul,.check-list{padding:0;margin:15px 0 0;list-style:none;display:grid;gap:8px}
.dual-card li,.check-list li{position:relative;padding-left:24px;color:#444}
.dual-card li::before,.check-list li::before{content:'';position:absolute;left:0;top:.66em;width:8px;height:8px;border-radius:50%;background:var(--brand)}
.zone-grid{display:grid;gap:18px}
.zone-card{padding:16px;display:flex;flex-direction:column;gap:12px}
.zone-card .image-wrap{min-height:145px}
.zone-card img{max-height:160px}
.app-panel{padding:22px;background:linear-gradient(135deg,#fff 0%,#fff7f2 100%);display:grid;gap:22px;align-items:center;overflow:hidden}
.app-panel .app-image{display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at center,rgba(255,80,0,.18),rgba(255,80,0,.02) 62%);border-radius:18px;padding:14px;min-height:220px}
.app-panel .app-image img{max-height:310px;width:100%;object-fit:contain}
.service-grid{display:grid;gap:14px}
.service-card{padding:20px}
.service-card .num{display:inline-flex;width:34px;height:34px;border-radius:12px;background:var(--soft);color:var(--brand);font-weight:900;align-items:center;justify-content:center;margin-bottom:10px}
.notice-box{padding:24px;background:#2B2B2B;color:#fff;border:0}
.notice-box h2{color:var(--brand);margin:0 0 12px;font-size:26px}
.notice-box p{color:#e7e7e7}
.notice-list{display:grid;gap:10px;margin:18px 0 0;padding:0;list-style:none}
.notice-list li{color:#f1f1f1;padding-left:22px;position:relative}
.notice-list li::before{content:'•';position:absolute;left:0;color:var(--brand);font-size:22px;top:-3px}
.faq-grid{display:grid;gap:14px}
.faq-item{padding:20px}
.faq-item h3{margin:0 0 8px;font-size:17px;color:#222}
.inner-hero{background:linear-gradient(110deg,#111 0%,#1c1c1c 55%,#2b160d 100%);color:#fff;padding:54px 0;position:relative;overflow:hidden}
.inner-hero::after{content:'';position:absolute;right:-80px;top:-80px;width:330px;height:330px;background:rgba(255,80,0,.22);border-radius:50%;filter:blur(10px)}
.inner-hero .container{position:relative;z-index:1;display:grid;gap:22px;align-items:center}
.inner-hero h1{font-size:34px;line-height:1.18;color:var(--brand);margin:0 0 12px}
.inner-hero p{margin:0;color:#ededed;max-width:790px}
.breadcrumb{display:flex;gap:8px;align-items:center;color:#ddd;font-size:13px;margin-bottom:12px}
.breadcrumb a{color:#fff}
.breadcrumb span{color:var(--brand)}
.page-visual{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:14px;display:flex;align-items:center;justify-content:center}
.page-visual img{max-height:250px;object-fit:contain}
.content-grid{display:grid;gap:18px}
.content-card{padding:22px}
.content-card h2{margin:0 0 10px;font-size:23px;line-height:1.28;color:#1d1d1d}
.content-card p + p{margin-top:10px}
.points-grid{display:grid;gap:14px;margin-top:16px}
.point{padding:15px;border-radius:15px;background:#fff7f2;border:1px solid rgba(255,80,0,.12)}
.point strong{display:block;color:var(--brand);margin-bottom:4px}
.steps{display:grid;gap:14px;counter-reset:step}
.step-card{padding:18px;position:relative;overflow:hidden}
.step-card::before{counter-increment:step;content:counter(step);position:absolute;right:18px;top:12px;color:rgba(255,80,0,.18);font-size:48px;font-weight:900;line-height:1}
.step-card h3{margin:0 0 6px;color:#222}
.link-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.link-row .text-link{margin-top:0}
.site-footer{background:var(--footer);color:#d8d8d8;padding-top:44px}
.footer-grid{display:grid;gap:28px}
.footer-brand img{width:138px;max-height:48px;object-fit:contain;margin-bottom:12px}
.footer-brand p{margin:0 0 10px;color:#d8d8d8}
.footer-warning{color:#fff!important;border-left:3px solid var(--brand);padding-left:12px}
.site-footer h3{color:#fff;margin:0 0 10px;font-size:17px}
.site-footer a{display:block;color:#d8d8d8;padding:5px 0;font-size:14px}
.site-footer a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;text-align:center;padding:16px;color:#bbb;font-size:13px}
@media (min-width:640px){
  .quick-grid{grid-template-columns:repeat(3,1fr)}
  .feature-large{grid-template-columns:280px 1fr;align-items:center}
  .service-grid,.points-grid{grid-template-columns:repeat(2,1fr)}
  .zone-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}
}
@media (min-width:900px){
  .mobile-topbar{display:none}
  .desktop-header{display:flex}
  .hero-section{padding:72px 0 94px}
  .hero-inner{grid-template-columns:.95fr 1.05fr;gap:42px}
  .hero-title{font-size:58px}
  .hero-desc{font-size:17px}
  .hero-visual img{max-height:520px}
  .quick-grid{grid-template-columns:repeat(5,1fr)}
  .feature-layout{grid-template-columns:1.25fr .75fr;align-items:stretch}
  .feature-large{grid-template-columns:1fr;grid-template-rows:auto 1fr}
  .feature-large img{max-height:260px}
  .side-stack .feature-small{grid-template-columns:150px 1fr;align-items:center}
  .side-stack .feature-small .image-wrap{min-height:128px}
  .dual-grid{grid-template-columns:1fr 1fr}
  .zone-grid{grid-template-columns:repeat(4,1fr)}
  .zone-card.featured{grid-column:span 2}
  .app-panel{grid-template-columns:1fr .82fr;padding:34px}
  .service-grid{grid-template-columns:repeat(3,1fr)}
  .faq-grid{grid-template-columns:repeat(2,1fr)}
  .inner-hero .container{grid-template-columns:1fr 360px}
  .inner-hero h1{font-size:44px}
  .content-grid.two{grid-template-columns:1fr 1fr}
  .content-grid.three{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:767px){
  .hero-section{text-align:center;padding:42px 0 52px}
  .hero-content{order:1}
  .hero-visual{order:2}
  .hero-desc{margin-left:auto;margin-right:auto}
  .hero-tags{justify-content:center}
  .quick-links{margin:18px auto 0}
  .section{padding:46px 0}
  .section-head{display:block}
  .section h2,.section-title{font-size:24px}
  .inner-hero{text-align:left;padding:42px 0}
  .inner-hero h1{font-size:30px}
  .page-visual{display:none}
}
@media (max-width:370px){
  .mobile-topbar{grid-template-columns:50px 1fr auto;padding:0 8px}
  .mobile-logo{max-width:106px}
  .mobile-main-btn{font-size:12px;padding:7px 9px}
  .quick-grid{grid-template-columns:1fr}
}