:root{--primary: #6366f1;--primary-hover: #4f46e5;--secondary: #64748b;--accent: #f59e0b;--background: #f8fafc;--surface: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--border: #e2e8f0;--radius: .75rem;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--background);color:var(--text-main);line-height:1.5}.admin-layout{display:flex;min-height:100vh}.sidebar{width:260px;background-color:var(--surface);border-right:1px solid var(--border);padding:1.5rem;position:fixed;height:100vh;display:flex;flex-direction:column}.main-content{flex:1;margin-left:260px;padding:2rem}.header{height:64px;background-color:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 2rem;margin-bottom:2rem;border-radius:var(--radius);box-shadow:var(--shadow)}.card{background:var(--surface);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-lg)}.btn{padding:.625rem 1.25rem;border-radius:var(--radius);font-weight:600;cursor:pointer;transition:var(--transition);border:none;font-size:.875rem}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.input-group{margin-bottom:1.25rem}.input-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--text-muted)}.input-field{width:100%;padding:.75rem 1rem;border-radius:var(--radius);border:1px solid var(--border);background-color:var(--background);transition:var(--transition)}.input-field:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}.fade-in{animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}