:root{--bg:#F7F4FF;--surface:#fff;--soft:#EEF2FF;--ink:#1B1340;--body:#2F2A4A;--muted:#5B5678;--quiet:#8B86A3;--purple:#7C3AED;--lav:#A78BFA;--teal:#14B8A6;--coral:#F97316;--pink:#E11D48;--amber:#F59E0B;--indigo:#312E81;--border:rgba(124,58,237,.14);--shadow:0 16px 40px rgba(49,46,129,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;height:auto;display:block}.shell{width:min(1200px,calc(100% - 32px));margin-inline:auto}.site-header{position:fixed;inset:14px 0 auto;z-index:40;pointer-events:none}.brandbar{max-width:1080px;height:64px;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border:1px solid 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@media(max-width:560px){.shell{width:min(100% - 32px,1200px)}.tag-track,.topic-grid,.service-grid,.duo{grid-template-columns:1fr}.folder{grid-template-columns:56px 1fr}.folder>a{grid-column:2}.rank-row{grid-template-columns:64px 1fr}.rank-num{font-size:34px}.footer-groups{grid-template-columns:1fr 1fr}.app-dock{min-height:auto}.visual-slot{min-height:220px}}