@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=DM+Mono:wght@400;500&display=swap");:root{--font:"DM Sans",-apple-system,sans-serif;--mono:"DM Mono","Fira Code",monospace;--primary:#3b71ca;--primary-light:#ebf0fb;--primary-hover:#2c5fb3;--success:#14a44d;--success-light:#e8f5ee;--danger:#dc4c64;--danger-light:#fdedf0;--warning:#e4a11b;--warning-light:#fef6e4;--info:#54b4d3;--info-light:#e8f4f8;--bg:#f4f6f9;--surface:#ffffff;--surface2:#f8f9fb;--border:#e9ecef;--border2:#d3d8de;--text:#1a1d23;--text2:#495057;--text3:#8d959e;--radius:8px;--radius-lg:12px;--radius-xl:16px;--shadow:0 1px 3px rgba(0,0,0,0.06),0 1px 2px rgba(0,0,0,0.04);--shadow-md:0 4px 12px rgba(0,0,0,0.08),0 2px 4px rgba(0,0,0,0.04);--shadow-lg:0 8px 24px rgba(0,0,0,0.1),0 4px 8px rgba(0,0,0,0.04);--sidebar-w:220px}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:14px;-webkit-font-smoothing:antialiased}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none}button,input,select,textarea{font-family:var(--font)}.layout,.main{display:flex;min-height:100vh}.main{flex:1;margin-left:var(--sidebar-w);flex-direction:column}.content{flex:1;padding:24px 28px 40px;max-width:1280px}.sidebar{width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--border);position:fixed;left:0;top:0;bottom:0;display:flex;flex-direction:column;z-index:100;overflow-y:auto}.sidebar-logo{gap:10px;padding:18px 20px 14px;border-bottom:1px solid var(--border)}.logo-mark,.sidebar-logo{display:flex;align-items:center;flex-shrink:0}.logo-mark{width:30px;height:30px;background:var(--primary);color:#fff;border-radius:var(--radius);justify-content:center}.logo-mark,.logo-name{font-weight:700;font-size:14px}.logo-name{letter-spacing:-.2px;color:var(--text)}.sb-section{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.09em;color:var(--text3);padding:14px 20px 4px}.sb-link{display:flex;align-items:center;gap:9px;padding:7px 20px;font-size:13px;font-weight:500;color:var(--text2);border-left:2px solid transparent;transition:all .15s ease;text-decoration:none;margin:1px 0;min-width:0}.sb-link svg{flex-shrink:0}.sb-link:hover{background:var(--surface2);color:var(--text)}.sb-link.active{color:var(--primary);background:var(--primary-light);border-left-color:var(--primary);font-weight:600}.topbar{height:52px;background:var(--surface);border-bottom:1px solid 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