:root{--sidebar-width: 260px;--sidebar-collapsed: 0;--gap: 18px;--bg: #f8fafc;--sidebar-bg: #0f172a;--accent: #06b6d4;--text: #0f172a;--muted: #64748b}*{box-sizing:border-box}html,body,#svelte{height:100%;margin:0;padding:0}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;background:var(--bg);color:var(--text);overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;font-size:16px;line-height:1.5;display:flex;flex-direction:column;min-height:100vh}.app{display:flex;position:relative;flex:1}aside{width:var(--sidebar-width);background:linear-gradient(180deg,var(--sidebar-bg),rgba(15,23,42,.95));color:#fff;padding:24px 16px;transition:transform .25s ease,width .25s ease;transform:translate(0);position:fixed;left:0;top:0;height:100vh;overflow-y:auto;overflow-x:hidden;box-shadow:2px 0 8px #0206171f;z-index:100}aside nav h2{color:#ffffffe6;font-size:1.1rem;font-weight:600;margin:0 0 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