:root{--sky:#22AEEA;--deep:#147FB8;--bg:#F3FBFF;--surface:#fff;--soft:#F8FCFF;--line:#E2F4FD;--text:#34465C;--muted:#5C6F82;--light:#8797A9;--border:rgba(34,174,234,.12);--border2:rgba(34,174,234,.20);--shadow:0 16px 38px rgba(31,133,184,.12);--grad:linear-gradient(135deg,#45C9F5 0%,#22AEEA 52%,#168ED4 100%);--header-h:73px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%}.container{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.logo{display:flex;align-items:center;flex:0 0 auto}.logo 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@media(max-width:430px){.service-entry,.ticker{grid-template-columns:1fr}.drawer-nav{grid-template-columns:1fr 1fr}.matrix-item{grid-template-columns:82px 1fr}.matrix-item img{width:82px;height:82px}.intro-copy p,.page-hero p{font-size:15px}}