:root{--red:#E8212E;--red-dark:#B90018;--blue:#1E63D6;--blue-dark:#102B6A;--bright:#2F8BFF;--text:#222222;--muted:#5F6472;--soft:#F6F8FF;--soft2:#F2F6FF;--soft-red:#FFF3F4;--footer:#071A46;--shadow:0 16px 40px rgba(16,43,106,.10);--border:rgba(30,99,214,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#FFFFFF;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}img{display:block;max-width:100%;height:auto}.container{width:min(1180px,92%);margin:0 auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(16,43,106,.08)}.desktop-nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}.logo img{width:136px;height:auto}.nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}.nav a{color:var(--blue-dark);font-weight:700;padding:9px 12px;border-radius:999px;font-size:15px;white-space:nowrap}.nav a:hover,.nav a.active{background:linear-gradient(135deg,rgba(232,33,46,.10),rgba(30,99,214,.10));color:var(--red);box-shadow:inset 0 -2px 0 var(--blue)}.main-btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:6px;background:linear-gradient(135deg,#E8212E 0%,#D91838 42%,#1E63D6 100%);color:#FFFFFF;border-radius:999px;box-shadow:0 12px 26px rgba(232,33,46,.22);font-weight:800;padding:11px 22px;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(232,33,46,.20),0 0 18px rgba(30,99,214,.24);pointer-events:none}.main-btn:hover{transform:translateY(-1px);box-shadow:0 16px 36px rgba(30,99,214,.28)}.header-btn{white-space:nowrap}.mobile-top{display:none;height:68px;align-items:center;justify-content:space-between;padding:0 14px}.mobile-logo img{width:118px}.menu-toggle{width:42px;height:42px;border:1px solid rgba(30,99,214,.16);background:#fff;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}.menu-toggle span{width:20px;height:2px;background:var(--blue-dark);border-radius:2px}.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.38);z-index:10000;opacity:0;visibility:hidden;transition:.25s}.drawer-mask.show{opacity:1;visibility:visible}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:82vw;max-width:320px;background:#FFFFFF;z-index:10001;transform:translateX(-102%);transition:.28s ease;box-shadow:18px 0 36px rgba(16,43,106,.18);padding:18px;overflow:auto}.mobile-drawer.open{transform:translateX(0)}body.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-logo img{width:126px}.drawer-close{border:none;background:#F2F6FF;color:var(--blue-dark);font-size:28px;line-height:1;width:42px;height:42px;border-radius:12px}.drawer-nav{display:grid;gap:8px}.drawer-nav a{padding:13px 14px;border-radius:14px;background:#F6F8FF;color:var(--blue-dark);font-weight:800}.drawer-nav a.active{color:var(--red);background:linear-gradient(135deg,rgba(232,33,46,.10),rgba(30,99,214,.10))}.drawer-note{margin-top:20px;padding:14px;border-radius:16px;background:#FFF3F4;color:#5F6472;font-size:13px}.hero-section{background:radial-gradient(circle at 15% 20%,rgba(232,33,46,.10) 0%,rgba(232,33,46,0) 30%),radial-gradient(circle at 88% 18%,rgba(30,99,214,.14) 0%,rgba(30,99,214,0) 28%),linear-gradient(135deg,#FFFFFF 0%,#F6F8FF 52%,#F2F6FF 100%);padding:70px 0 34px;position:relative;overflow:hidden}.hero-section:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(30,99,214,.05) 1px,transparent 1px),linear-gradient(rgba(232,33,46,.04) 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent)}.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}.section-kicker,.tag,.label,.num,.badge{color:var(--red);font-weight:900;letter-spacing:.02em}.hero-section h1,.page-hero h1{font-size:clamp(32px,5vw,56px);line-height:1.15;margin:14px 0;color:var(--blue-dark)}.lead{font-size:17px;color:#4D5364;max-width:760px}.hero-actions{display:flex;align-items:center;gap:18px;margin-top:24px;flex-wrap:wrap}.text-link{color:var(--blue);font-weight:900;display:inline-flex;align-items:center;gap:6px}.text-link:hover{color:var(--red)}.hero-visual{background:#fff;border:1px solid rgba(30,99,214,.14);box-shadow:var(--shadow);border-radius:30px;padding:18px;position:relative}.hero-visual:before{content:"IM";position:absolute;right:18px;top:12px;font-size:68px;font-weight:900;color:rgba(232,33,46,.07);line-height:1}.hero-visual img{width:100%;max-height:380px;object-fit:contain}.hero-mini{position:relative;margin-top:32px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.mini-card,.card,.zone-card,.info-card,.faq-item,.notice-box,.support-card{background:#FFFFFF;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;padding:22px}.mini-card h3,.card h3,.zone-card h3,.info-card h3,.support-card h3{margin:6px 0 8px;color:var(--blue-dark)}.mini-card p,.card p,.zone-card p,.info-card p,.support-card p{margin:0;color:var(--muted)}.capsule-wrap{padding:26px 0;background:#fff}.capsules{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px}.capsule{min-width:155px;border:1px solid rgba(30,99,214,.14);background:rgba(255,255,255,.86);border-radius:999px;padding:12px 16px;box-shadow:0 10px 24px rgba(16,43,106,.07)}.capsule:hover{border-color:rgba(232,33,46,.38)}.capsule strong{display:block;color:var(--blue-dark);line-height:1.35}.capsule span{display:block;color:var(--muted);font-size:13px;line-height:1.35}.intro-strip{margin:20px auto 56px;padding:28px;border-radius:26px;background:linear-gradient(135deg,#FFFFFF,#F2F6FF);border:1px solid rgba(30,99,214,.14);box-shadow:var(--shadow);color:#4D5364}.section{padding:64px 0}.section.alt{background:#F6F8FF}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px}.section-title,h1,h2,h3{color:var(--blue-dark)}.section-title{font-size:clamp(26px,3vw,38px);margin:6px 0 0}.section-desc{color:var(--muted);max-width:760px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;margin:0 0 34px}.feature-row.reverse .feature-text{order:1}.feature-row.reverse .feature-media{order:2}.feature-media{background:#fff;border:1px solid rgba(30,99,214,.12);border-radius:28px;padding:16px;box-shadow:var(--shadow)}.content-img,.zone-card img,.app-section img,.hero-visual img{max-width:100%;height:auto;object-fit:contain}.feature-media img{width:100%;max-height:310px;object-fit:contain}.feature-text{padding:8px}.feature-text h2{font-size:clamp(24px,3vw,34px);margin:6px 0 12px}.feature-text p{color:var(--muted)}.points{display:grid;gap:10px;margin:18px 0}.points span{display:block;background:#F6F8FF;border:1px solid rgba(30,99,214,.10);border-radius:14px;padding:10px 12px;color:#4D5364}.zone-card{overflow:hidden;padding:0}.zone-card .zone-img{padding:14px;background:linear-gradient(135deg,#F6F8FF,#FFFFFF)}.zone-card img{width:100%;max-height:190px;object-fit:contain}.zone-body{padding:22px}.text-only{background:linear-gradient(135deg,#FFFFFF,#F6F8FF);min-height:100%;padding:26px}.app-section{background:radial-gradient(circle at 8% 30%,rgba(232,33,46,.10),transparent 28%),linear-gradient(135deg,#FFFFFF,#F2F6FF);border-top:1px solid rgba(30,99,214,.08);border-bottom:1px solid rgba(30,99,214,.08)}.app-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:center}.app-panel .app-img{background:#fff;border-radius:28px;padding:18px;border:1px solid rgba(30,99,214,.12);box-shadow:var(--shadow)}.app-panel img{width:100%;max-height:330px;object-fit:contain}.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:20px 0}.check-list span{padding:12px 14px;background:#fff;border:1px solid rgba(30,99,214,.12);border-radius:14px;color:#4D5364;font-weight:700}.security-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px}.security-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.faq-list{display:grid;gap:16px}.faq-item h3{margin:0 0 8px}.faq-item p{margin:0;color:var(--muted)}.page-hero{padding:66px 0 38px;background:radial-gradient(circle at 12% 18%,rgba(232,33,46,.10),transparent 28%),radial-gradient(circle at 86% 20%,rgba(30,99,214,.14),transparent 30%),linear-gradient(135deg,#FFFFFF,#F6F8FF)}.page-hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}.page-hero.no-image .container{display:block}.page-hero-img{background:#fff;border:1px solid rgba(30,99,214,.14);border-radius:28px;padding:16px;box-shadow:var(--shadow)}.page-hero-img img{width:100%;max-height:330px;object-fit:contain}.content-section{padding:54px 0}.article{max-width:960px}.article p{color:#4D5364}.article h2{margin-top:34px}.article ul{padding-left:20px;color:#4D5364}.article li{margin:8px 0}.notice-box{background:linear-gradient(135deg,#FFF3F4,#F2F6FF);margin-top:26px}.site-footer{background:#071A46;color:#EAF0FF;padding:52px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}.footer-brand img{width:138px;margin-bottom:14px}.site-footer p{color:rgba(234,240,255,.78);margin:0}.site-footer h3{color:#fff;margin:0 0 12px}.site-footer a{display:block;color:rgba(234,240,255,.82);margin:7px 0}.site-footer a:hover{color:#fff}.footer-bottom{text-align:center;margin-top:34px;padding:18px;border-top:1px solid rgba(255,255,255,.10);color:rgba(234,240,255,.72);font-size:14px}@media(max-width:980px){.desktop-nav{display:none}.mobile-top{display:flex}.site-header{min-height:68px}.hero-section{padding-top:42px}.hero-grid,.page-hero .container,.app-panel,.security-grid,.feature-row{grid-template-columns:1fr}.hero-mini,.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}.feature-row.reverse .feature-text,.feature-row.reverse .feature-media{order:initial}.footer-grid{grid-template-columns:1fr 1fr}.page-hero-img img,.hero-visual img{max-height:300px}}@media(max-width:640px){.container{width:min(100% - 28px,1180px)}.header-btn{padding:9px 14px;font-size:13px}.hero-mini,.grid-4,.grid-3,.grid-2,.check-list,.security-cards{grid-template-columns:1fr}.section-head{display:block}.section{padding:46px 0}.page-hero{padding:42px 0 28px}.footer-grid{grid-template-columns:1fr}.mini-card,.card,.zone-card,.info-card,.faq-item,.notice-box,.support-card{padding:18px}.zone-card{padding:0}.zone-body{padding:18px}.hero-section h1,.page-hero h1{font-size:31px}.lead{font-size:16px}.capsule{min-width:148px}.app-panel img,.feature-media img,.page-hero-img img{max-height:250px}.nav{display:none}}