:root{--primary: #2563eb;--primary-light: #3b82f6;--primary-dark: #1d4ed8;--teal: #0d9488;--teal-light: #14b8a6;--accent: #06b6d4;--bg: #f0f4f8;--surface: #ffffff;--surface-2: #f8fafc;--sidebar-bg: #ffffff;--border: #e2e8f0;--border-light: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--info: #3b82f6;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -1px rgba(0, 0, 0, .04);--shadow-md: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -2px rgba(0, 0, 0, .04);--shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, .08), 0 10px 10px -5px rgba(0, 0, 0, .03);--radius-sm: 8px;--radius: 12px;--radius-lg: 16px;--radius-xl: 24px;--sidebar-width: 240px;--header-height: 64px;--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;display:inline-block}@keyframes slideInLeft{0%{transform:translate(-20px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;background:none;font-family:inherit}input,select,textarea{font-family:inherit}ul{list-style:none}img{max-width:100%}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);border-right:1px solid var(--border);box-shadow:var(--shadow);display:flex;flex-direction:column;flex-shrink:0;z-index:100;animation:slideInLeft .5s ease-out}.sidebar-logo{display:flex;align-items:center;gap:12px;padding:20px 20px 16px;border-bottom:1px solid 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