:root{--accent: #5b50f5;--accent2: #7c6af7;--accent3: #06b6d4;--bg: #ffffff;--bg-alt: #f7f8fc;--border-l: #e6e8ef;--text: #0b0f1a;--muted: #2b3245;--muted2: #6b7280;--green: #16a34a;--grad: linear-gradient(135deg, #5b50f5 0%, #7c6af7 50%, #06b6d4 100%);--shadow-sm: 0 1px 4px rgba(11, 15, 26, .06), 0 2px 12px rgba(11, 15, 26, .04);--shadow-md: 0 4px 24px rgba(11, 15, 26, .08), 0 1px 4px rgba(11, 15, 26, .04);--shadow-xl: 0 20px 60px rgba(11, 15, 26, .12), 0 4px 16px rgba(11, 15, 26, .06)}:root{--accent: #5b50f5;--accent2: #7c6af7;--accent3: #06b6d4;--bg: #ffffff;--bg2: #f7f8fc;--bg3: #eef0f8;--card: #ffffff;--border: #e6e8ef;--text: #0b0f1a;--muted: #2b3245;--muted2: #6b7280;--green: #16a34a;--amber: #d97706;--red: #dc2626;--sidebar-w: 240px;--grad: linear-gradient(135deg,#5b50f5 0%,#7c6af7 50%,#06b6d4 100%);--shadow-sm: 0 1px 4px rgba(11,15,26,.06),0 2px 12px rgba(11,15,26,.04);--shadow-md: 0 4px 24px rgba(11,15,26,.08),0 1px 4px rgba(11,15,26,.04)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.topbar{display:none;position:fixed;top:0;left:0;right:0;height:56px;background:#fff;border-bottom:1px solid var(--border);z-index:200;align-items:center;padding:0 20px;gap:12px}.topbar-logo{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:800}.topbar-logo img{width:28px;height:28px;border-radius:7px}.topbar-logo span{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.menu-toggle{background:none;border:1px solid var(--border);border-radius:8px;padding:6px 10px;font-size:14px;cursor:pointer;color:var(--muted2);margin-left:auto}.sidebar{position:fixed;top:0;left:0;height:100vh;width:var(--sidebar-w);background:#fff;border-right:1px solid 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