:root{--red:#E8212E;--dark-red:#B90018;--blue:#1E63D6;--dark-blue:#102B6A;--bright-blue:#2F8BFF;--text:#222222;--muted:#5F6472;--soft:#F6F8FF;--soft2:#F2F6FF;--soft-red:#FFF3F4;--footer:#071A46;--line:rgba(30,99,214,.12);--shadow:0 16px 40px rgba(16,43,106,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#FFFFFF;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}main{overflow:hidden}.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)}.header-inner{max-width:1180px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:22px}.brand img{width:132px;height:auto}.desktop-header{justify-content:space-between}.mobile-header{display:none}.nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}.nav a{color:var(--dark-blue);font-weight:700;font-size:15px;padding:10px 13px;border-radius:999px;white-space:nowrap}.nav a:hover,.nav 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24px}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.text-link{color:var(--blue);font-weight:800;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,.16);border-radius:32px;padding:18px;box-shadow:var(--shadow);position:relative}.hero-visual:after{content:"IM电竞";position:absolute;right:22px;bottom:20px;padding:7px 14px;border-radius:999px;background:linear-gradient(135deg,rgba(232,33,46,.92),rgba(30,99,214,.92));color:#fff;font-weight:900;font-size:13px}.hero-visual img,.content-img,.zone-card img,.app-section img{max-width:100%;height:auto;object-fit:contain}.service-cards{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.service-card,.card,.zone-card,.info-card,.qa-card,.capsule,.notice-box{background:#FFFFFF;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px}.service-card{padding:18px}.service-card h3{margin:5px 0;color:var(--dark-blue)}.service-card p{margin:0;color:var(--muted);font-size:15px}.capsule-nav{padding:24px 0;background:#fff}.capsule-row{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 14px;scrollbar-width:thin}.capsule{min-width:168px;padding:14px 16px;box-shadow:0 10px 24px rgba(16,43,106,.07);transition:.25s}.capsule:hover{border-color:rgba(232,33,46,.36);transform:translateY(-2px)}.capsule strong{display:block;color:var(--dark-blue);font-size:16px}.capsule span:last-child{display:block;color:var(--muted);font-size:13px}.intro-strip{margin:18px auto 48px;background:linear-gradient(135deg,#FFFFFF,#F2F6FF);border:1px solid rgba(30,99,214,.14);border-radius:28px;padding:24px 28px;box-shadow:0 14px 34px rgba(16,43,106,.08);color:var(--muted)}.section{padding:64px 0}.section.alt{background:linear-gradient(135deg,#F6F8FF,#FFFFFF)}.section-head{max-width:760px;margin:0 0 30px}.section-title,h1,h2,h3{color:var(--dark-blue)}.section-title{font-size:clamp(26px,4vw,42px);line-height:1.2;margin:8px 0 12px}.section-head p{color:var(--muted);margin:0}.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.info-card{padding:22px}.info-card h3{margin:8px 0}.info-card p{margin:0;color:var(--muted);font-size:15px}.split-list{display:grid;gap:28px}.split-row{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.split-row.reverse .split-text{order:1}.split-row.reverse .image-card{order:2}.image-card{background:#fff;border:1px solid rgba(30,99,214,.14);border-radius:28px;padding:14px;box-shadow:var(--shadow)}.image-card img{width:100%;max-height:340px;object-fit:contain}.split-text h2{font-size:32px;margin:0 0 14px}.split-text p{color:var(--muted);margin:0 0 16px}.point-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}.point-list span{background:#F6F8FF;border:1px solid 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@media (max-width:640px){.header-inner{padding:10px 14px}.brand img{width:112px}.main-btn{padding:9px 14px}.hero p,.page-hero p{font-size:16px}.service-cards,.info-grid,.feature-list,.safety-cards,.qa-grid,.zone-grid,.footer-inner{grid-template-columns:1fr}.section{padding:46px 0}.point-list{grid-template-columns:1fr}.content-card{padding:20px}.hero-visual,.image-card,.page-visual{border-radius:22px}.capsule{min-width:150px}.mobile-drawer{width:86vw}}