*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #0066ff;--primary-dark: #0052cc;--primary-light: #3385ff;--primary-gradient: linear-gradient(135deg, #0066ff 0%, #2563eb 50%, #1d4ed8 100%);--secondary-color: #64748b;--background: #f8fafc;--surface: #ffffff;--surface-elevated: #f1f5f9;--sidebar-bg: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);--sidebar-hover: rgba(51, 65, 85, .8);--sidebar-active: rgba(6, 102, 255, .9);--text-primary: #0f172a;--text-secondary: #64748b;--text-tertiary: #94a3b8;--text-white: #ffffff;--text-on-primary: #ffffff;--border: #e2e8f0;--border-light: #f1f5f9;--border-focus: rgba(6, 102, 255, .3);--error: #ef4444;--error-light: #fef2f2;--success: #10b981;--success-light: #f0fdf4;--warning: #f59e0b;--warning-light: #fffbeb;--info: #3b82f6;--info-light: #eff6ff;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--transition-fast: all .15s cubic-bezier(.4, 0, .2, 1);--transition: all .2s cubic-bezier(.4, 0, .2, 1);--transition-slow: all .3s cubic-bezier(.4, 0, .2, 1);--radius-sm: .375rem;--radius: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-full: 9999px;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--background);color:var(--text-primary);line-height:1.5;min-height:100vh;font-size:14px}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-3) var(--space-4);border:none;border-radius:var(--radius);font-size:.875rem;font-weight:600;text-decoration:none;cursor:pointer;transition:var(--transition);outline:none;position:relative;overflow:hidden;white-space:nowrap}.btn-primary{background:var(--primary-gradient);color:#fff;position:relative;overflow:hidden}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.btn-primary:hover:before{left:100%}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);filter:brightness(1.05)}.btn-secondary{background-color:var(--surface);color:var(--text-secondary);border:1px solid var(--border);box-shadow:var(--shadow-sm)}.btn-secondary:hover{background-color:var(--surface-elevated);color:var(--text-primary);border-color:var(--primary-color);transform:translateY(-1px);box-shadow:var(--shadow-md)}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;font-size:.875rem;font-weight:500;color:var(--text-primary)}.form-input{width:100%;padding:var(--space-3) var(--space-4);border:1px solid var(--border);border-radius:var(--radius-md);font-size:.875rem;background-color:var(--surface);transition:var(--transition);box-shadow:var(--shadow-sm)}.form-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px var(--border-focus),var(--shadow-md);background-color:var(--surface)}.form-input::-moz-placeholder{color:var(--text-secondary)}.form-input::placeholder{color:var(--text-secondary)}.card{background-color:var(--surface);border-radius:var(--radius-lg);padding:var(--space-8);box-shadow:var(--shadow-md);border:1px solid var(--border);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.text-center{text-align:center}.text-primary{color:var(--primary-color)}.text-error{color:var(--error)}.text-success{color:var(--success)}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mt-4{margin-top:1rem}.hidden{display:none}.flex{display:flex}.items-center{align-items:center}.justify-center{justify-content:center}.min-h-screen{min-height:100vh}.sidebar{position:fixed;top:0;left:0;width:280px;height:100vh;background:#fff;padding:0;z-index:1000;transition:var(--transition-slow);box-shadow:0 0 40px #0000001a;border-right:1px solid var(--border)}.sidebar-header{padding:var(--space-8) var(--space-6) var(--space-6);border-bottom:1px solid var(--border);background:linear-gradient(135deg,#f8fafc,#f1f5f9)}.sidebar-title{color:var(--text-primary);font-size:1.5rem;font-weight:800;margin-bottom:var(--space-1);background:linear-gradient(135deg,var(--primary-color) 0%,#6366f1 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.025em}.sidebar-subtitle{color:var(--text-secondary);font-size:.875rem;font-weight:500;opacity:.8}.sidebar-nav{padding:var(--space-6) var(--space-3)}.sidebar-item{display:flex;align-items:center;padding:var(--space-3) var(--space-4);color:var(--text-secondary);text-decoration:none;transition:var(--transition);border:none;background:none;width:100%;cursor:pointer;font-size:.875rem;font-weight:500;position:relative;margin:var(--space-1) 0;border-radius:var(--radius)}.sidebar-item:hover{background:var(--surface-elevated);color:var(--text-primary);transform:translate(2px)}.sidebar-item.active{background:linear-gradient(135deg,var(--primary-color),#6366f1);color:#fff;font-weight:600;box-shadow:0 4px 12px #0666ff40}.sidebar-item.active .sidebar-icon{color:#fff}.sidebar-icon{width:1.25rem;height:1.25rem;margin-right:var(--space-3);stroke-width:2;transition:var(--transition);color:inherit}.main-with-sidebar{margin-left:280px;min-height:100vh;background-color:var(--background)}.main-header{background:var(--surface);border-bottom:1px solid var(--border);padding:var(--space-4) var(--space-6);position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-sm)}.main-content{padding:var(--space-6);background:var(--background);min-height:calc(100vh - 4.5rem)}.content-card{background:var(--surface);border-radius:var(--radius-md);padding:var(--space-6);border:1px solid var(--border);transition:var(--transition);box-shadow:var(--shadow-sm)}.content-card:hover{border-color:var(--primary-color);box-shadow:var(--shadow-lg);transform:translateY(-1px)}.card-header{display:flex;align-items:center;margin-bottom:.75rem}.card-icon{width:2rem;height:2rem;background:var(--primary-gradient);border-radius:.5rem;display:flex;align-items:center;justify-content:center;color:#fff;margin-right:.75rem}.card-title{font-size:.95rem;font-weight:600;color:var(--text-primary);margin:0}.card-description{color:var(--text-secondary);margin-bottom:1rem;line-height:1.4;font-size:.8rem}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.user-info{display:flex;align-items:center;gap:1rem}.user-avatar{width:2.5rem;height:2.5rem;background:var(--primary-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600}.user-details h3{font-size:.875rem;font-weight:500;color:var(--text-primary);margin:0}.user-details p{font-size:.75rem;color:var(--text-secondary);margin:0;text-transform:capitalize}@media (max-width: 1024px){.sidebar{transform:translate(-100%)}.main-with-sidebar{margin-left:0}}@media (max-width: 640px){.card{padding:1.5rem;margin:1rem}.main-content{padding:1rem}.dashboard-grid{grid-template-columns:1fr}}