:root{--blue:#4D8FF7;--deep:#253B73;--cyan:#54D2F3;--text:#222;--muted:#5B6A82;--soft:#8795AA;--border:rgba(77,143,247,.12);--shadow:0 16px 40px rgba(37,59,115,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.container{width:min(1180px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(37,59,115,.08)}.desktop-header{height:78px;display:flex;align-items:center;gap:24px}.brand-logo img{width:148px;max-height:50px;object-fit:contain}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}.desktop-nav a{padding:9px 11px;border-radius:999px;color:var(--deep);font-size:14px;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.active{background:linear-gradient(135deg,rgba(77,143,247,.10),rgba(84,210,243,.12));color:var(--blue);box-shadow:inset 0 -2px 0 var(--cyan)}.main-btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#4D8FF7 0%,#5EAEF5 48%,#54D2F3 100%);color:#fff;border-radius:999px;padding:11px 24px;font-weight:700;box-shadow:0 12px 26px rgba(77,143,247,.22);transition:.25s}.main-btn:after{content:"";position:absolute;inset:0;border-radius:inherit;border:1px solid rgba(255,255,255,.56);box-shadow:0 0 12px rgba(77,143,247,.20),0 0 18px rgba(84,210,243,.24);pointer-events:none}.main-btn:hover{transform:translateY(-1px);box-shadow:0 16px 36px rgba(77,143,247,.28)}.header-btn{padding:10px 20px;font-size:14px}.mobile-header{display:none;height:66px;align-items:center;justify-content:space-between}.menu-toggle{width:42px;height:42px;border:0;border-radius:12px;background:#EEF4FF;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}.menu-toggle span{width:20px;height:2px;background:var(--deep)}.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}.mobile-logo img{width:118px;max-height:42px;object-fit:contain}.mobile-register{padding:8px 14px;font-size:12px}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#fff;z-index:10001;transform:translateX(-105%);transition:transform .3s ease;box-shadow:18px 0 40px rgba(21,41,83,.16);padding:22px;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-overlay{position:fixed;inset:0;background:rgba(10,23,48,.42);z-index:10000;opacity:0;visibility:hidden;transition:.3s}.drawer-overlay.show{opacity:1;visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--border)}.drawer-logo img{width:135px;max-height:48px;object-fit:contain}.drawer-close{border:0;background:#EEF4FF;color:var(--deep);font-size:28px;width:40px;height:40px;border-radius:50%}.drawer-nav{display:grid;gap:8px;margin:20px 0}.drawer-nav a{padding:12px 14px;border-radius:12px;color:var(--deep)}.drawer-nav a.active,.drawer-nav a:hover{background:#EEF4FF;color:var(--blue)}.drawer-note{font-size:13px;color:var(--muted);background:#F7FAFF;padding:14px;border-radius:14px}.drawer-open{overflow:hidden}.section{padding:82px 0}.section-soft{background:#F7FAFF}.section-blue{background:linear-gradient(135deg,#F8FBFF,#EEF4FF)}.hero-section{padding:76px 0 42px;background:radial-gradient(circle at 15% 20%,rgba(77,143,247,.12) 0%,rgba(77,143,247,0) 30%),radial-gradient(circle at 88% 18%,rgba(84,210,243,.16) 0%,rgba(84,210,243,0) 28%),linear-gradient(135deg,#fff 0%,#F7FAFF 52%,#EEF4FF 100%)}.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:56px}.section-kicker,.tag,.label,.num,.badge{color:var(--blue);font-weight:800;letter-spacing:.04em}.hero-copy h1,.page-hero h1{font-size:clamp(36px,5vw,62px);line-height:1.18;margin:14px 0 22px;color:var(--deep)}.hero-copy p{font-size:17px;color:var(--muted);margin-bottom:28px}.hero-visual{background:#fff;border:1px solid rgba(77,143,247,.18);border-radius:32px;padding:24px;box-shadow:var(--shadow);position:relative}.hero-visual:before{content:"";position:absolute;inset:14px;border:1px solid rgba(84,210,243,.28);border-radius:24px;pointer-events:none}.hero-visual img{width:100%;height:auto;object-fit:contain;position:relative}.hero-services{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:6px}.mini-card,.card,.zone-card,.info-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:20px}.mini-card{padding:20px}.mini-card strong{display:block;color:var(--deep);font-size:18px}.mini-card span{color:var(--muted);font-size:14px}.pill-scroll{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 18px;scrollbar-width:none}.pill-scroll::-webkit-scrollbar{display:none}.category-pill{min-width:190px;background:rgba(255,255,255,.88);border:1px solid rgba(77,143,247,.14);border-radius:18px;padding:16px;transition:.25s}.category-pill:hover{border-color:var(--cyan);transform:translateY(-2px)}.category-pill strong{display:block;color:var(--deep);margin:2px 0}.category-pill small{color:var(--muted)}.intro-strip{padding:24px 28px;background:linear-gradient(135deg,#fff,#EEF9FF);border:1px solid var(--border);border-radius:20px;color:var(--muted)}.section-head{max-width:780px;margin-bottom:36px}.section-head h2{font-size:clamp(29px,4vw,44px);line-height:1.25;margin:8px 0 12px;color:var(--deep)}.section-head p{color:var(--muted);margin:0}.info-board{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.info-card{padding:24px}.info-card h3,.card h3,.zone-card h3{color:var(--deep);margin:8px 0}.info-card p,.card p,.zone-card p{color:var(--muted);margin:0}.feature-row{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:56px;padding:40px 0}.feature-row img,.content-img{width:100%;height:auto;object-fit:contain;border-radius:24px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);padding:18px}.feature-copy h2{font-size:clamp(28px,4vw,42px);color:var(--deep);margin:8px 0 16px}.feature-copy p{color:var(--muted)}.point-list{display:grid;gap:10px;margin:20px 0}.point-list span{padding-left:24px;position:relative;color:#33435f}.point-list span:before{content:"";position:absolute;left:0;top:.68em;width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--cyan))}.text-link{color:var(--blue);font-weight:700}.text-link:hover{color:var(--deep)}.zone-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.zone-card{overflow:hidden;padding:22px}.zone-card img{width:100%;height:180px;object-fit:contain;margin-bottom:18px}.text-visual{height:180px;border-radius:16px;background:radial-gradient(circle at 75% 20%,rgba(84,210,243,.35),transparent 35%),linear-gradient(135deg,#EEF4FF,#fff);display:flex;align-items:center;justify-content:center;color:var(--deep);font-size:28px;font-weight:800;margin-bottom:18px}.app-banner{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:center;background:linear-gradient(135deg,#fff,#EEF9FF);border-radius:28px;padding:34px;border:1px solid var(--border);box-shadow:var(--shadow)}.app-banner img{width:100%;height:auto;object-fit:contain;max-height:430px}.safety-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:start}.safety-intro{position:sticky;top:110px}.safety-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.safety-card{padding:22px;border-radius:18px;background:#fff;border:1px solid var(--border)}.safety-card h3{color:var(--deep);margin:8px 0}.safety-card p{color:var(--muted);margin:0}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px 22px}.faq-item h3{color:var(--deep);margin:0 0 8px}.faq-item p{color:var(--muted);margin:0}.compliance-box{background:#EEF4FF;border-left:4px solid var(--cyan);padding:22px 24px;border-radius:0 16px 16px 0;color:#40516d}.page-hero{padding:76px 0;background:linear-gradient(135deg,#fff,#F7FAFF,#EEF4FF)}.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:50px;align-items:center}.page-hero p{font-size:17px;color:var(--muted)}.page-hero img{width:100%;height:auto;object-fit:contain;max-height:430px;background:#fff;border:1px solid var(--border);border-radius:28px;padding:22px;box-shadow:var(--shadow)}.content-grid{display:grid;grid-template-columns:1.6fr .7fr;gap:34px}.article-card{background:#fff;border:1px solid var(--border);border-radius:22px;padding:32px;box-shadow:var(--shadow)}.article-card h2,.article-card h3{color:var(--deep)}.article-card p,.article-card li{color:var(--muted)}.side-stack{display:grid;gap:18px;align-content:start}.side-card{padding:22px;border-radius:18px;background:#F7FAFF;border:1px solid var(--border)}.side-card h3{color:var(--deep);margin-top:0}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{padding:24px;border-radius:18px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}.service-card h3{color:var(--deep)}.service-card p{color:var(--muted)}.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quote-card{padding:24px;background:#fff;border:1px solid var(--border);border-radius:18px}.quote-card p{color:var(--muted)}.quote-card strong{color:var(--deep)}.site-footer{background:#1B2F5B;color:#EEF6FF;padding:64px 0 24px}.footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:42px}.footer-brand img{width:150px;max-height:54px;object-fit:contain;filter:brightness(0) invert(1)}.footer-brand p{color:#c9d8f1;max-width:440px}.footer-grid h3{color:#fff;margin-top:0}.footer-grid a{display:block;color:#c9d8f1;margin:7px 0}.footer-grid a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.13);margin-top:38px;padding-top:20px;color:#afc2df;font-size:13px}.footer-bottom p{margin:0}.notice{font-size:14px;color:var(--soft)}@media(max-width:1040px){.desktop-nav a{padding:8px 7px;font-size:13px}.hero-grid,.page-hero-grid{gap:30px}.zone-grid{grid-template-columns:repeat(2,1fr)}.info-board{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.4fr repeat(3,1fr);gap:24px}}@media(max-width:820px){.desktop-header{display:none}.mobile-header{display:flex}.container{width:min(100% - 28px,1180px)}.section{padding:58px 0}.hero-section{padding:52px 0 28px}.hero-grid,.page-hero-grid,.feature-row,.app-banner,.safety-grid,.content-grid{grid-template-columns:1fr}.hero-services{grid-template-columns:1fr}.hero-visual{order:-1}.feature-row.reverse .feature-copy{order:2}.feature-row.reverse .feature-media{order:1}.safety-intro{position:static}.service-grid,.quote-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column}.page-hero{padding:54px 0}.page-hero img{max-height:340px}.hero-copy h1,.page-hero h1{font-size:38px}}@media(max-width:560px){.container{width:calc(100% - 24px)}.hero-copy h1,.page-hero h1{font-size:32px}.hero-copy p,.page-hero p{font-size:15px}.section-head h2,.feature-copy h2{font-size:28px}.info-board,.zone-grid,.safety-cards,.service-grid,.quote-grid{grid-template-columns:1fr}.feature-row{gap:24px;padding:24px 0}.app-banner{padding:22px}.article-card{padding:22px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.mobile-register{padding:7px 11px}.mobile-logo img{width:106px}.category-pill{min-width:170px}}