:root{--primary: #2563eb;--primary-hover: #1d4ed8;--bg: #f8fafc;--surface: #ffffff;--text: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--success: #22c55e;--error: #ef4444;--warning: #f59e0b;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .08);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--unread-accent: #2563eb;--selected-bg: #eff6ff;--blue-50: #eff6ff;--blue-100: #dbeafe;--blue-500: #3b82f6;--blue-600: #2563eb;--blue-700: #1d4ed8;--cyan-500: #06b6d4;--slate-50: #f8fafc;--slate-100: #f1f5f9;--slate-200: #e2e8f0;--slate-400: #94a3b8;--slate-500: #64748b;--slate-600: #475569;--slate-700: #334155;--slate-800: #1e293b;--slate-900: #0f172a;--amber-50: #fffbeb;--amber-500: #f59e0b;--emerald-50: #ecfdf5;--emerald-500: #10b981;--violet-50: #f5f3ff;--violet-500: #8b5cf6;--green-500: #22c55e;--shadow-xl: 0 20px 25px -5px rgba(0,0,0,.1), 0 8px 10px -6px rgba(0,0,0,.1);--radius-xl: 12px;--radius-2xl: 16px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{min-height:100vh}body{font-family:var(--font);background:linear-gradient(to bottom,var(--slate-50),#ffffff);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px;overflow-y:auto}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit;font-size:inherit}input,select,textarea{font-family:inherit;font-size:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}::selection{background:#2563eb26;color:var(--text)}@keyframes spin{to{transform:rotate(360deg)}}