:root{--primary:#9b5de5;--bg-color:#f4f6f8;--text-color:#333;--card-bg:#fff;--border-color:#eaeaea}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}a{color:var(--primary);text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 20px}header{background:var(--card-bg);margin-bottom:40px;padding:20px 0;box-shadow:0 2px 5px #0000000d}.header-inner{justify-content:space-between;align-items:center;display:flex}h1,h2,h3,h4{margin-bottom:15px;font-weight:700}.btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:10px 20px;font-weight:600;transition:opacity .2s;display:inline-block}.btn:hover{opacity:.9;color:#fff}.btn-secondary{background:#333}.form-group{margin-bottom:15px}.form-group label{margin-bottom:5px;font-weight:600;display:block}.form-control{border:1px solid var(--border-color);border-radius:4px;width:100%;padding:10px;font-size:1rem}.grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;display:grid}.card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;padding:20px;box-shadow:0 2px 10px #00000008}.card h3{margin-bottom:10px;font-size:1.2rem}.card-meta{color:#666;gap:10px;margin-bottom:15px;font-size:.85rem;display:flex}.admin-layout{min-height:100vh;display:flex}.sidebar{color:#fff;background:#222;width:250px;padding:20px}.sidebar a{color:#ccc;padding:10px 0;display:block}.sidebar a:hover{color:#fff}.admin-content{flex:1;padding:40px}.table{border-collapse:collapse;background:#fff;border-radius:8px;width:100%;overflow:hidden;box-shadow:0 2px 10px #00000008}.table th,.table td{text-align:left;border-bottom:1px solid var(--border-color);padding:15px}.table th{background:#fafafa;font-weight:600}