:root{--primary:#3ca0ea;--primary-hover:#2f9ae0;--primary-gradient:linear-gradient(135deg, #3a37b8 0%, #2d9ee8 100%);--bg-color:#0d111a;--bg-card:#161c2d;--text-main:#f8fafc;--text-muted:#94a3b8;--border-color:#273449;--danger:#ef4444}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,Roboto,sans-serif}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;line-height:1.5}.app-container{min-height:100vh;display:flex}.sidebar{background-color:var(--bg-card);border-right:1px solid var(--border-color);flex-direction:column;width:260px;padding:24px;display:flex}.sidebar h2{color:var(--primary);letter-spacing:.5px;margin-bottom:32px;font-size:20px;font-weight:700}.sidebar nav{flex-direction:column;gap:12px;display:flex}.nav-item{color:var(--text-muted);border-radius:8px;align-items:center;gap:12px;padding:12px 16px;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover,.nav-item.active{color:var(--primary);border-left:3px solid var(--primary);background:#3ca0ea1f}.main-content{flex:1;padding:40px;overflow-y:auto}h1.page-title{margin-bottom:8px;font-size:32px;font-weight:800}p.page-subtitle{color:var(--text-muted);margin-bottom:32px}.card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:24px;box-shadow:0 4px 6px -1px #0000001a}.table-container{width:100%;overflow-x:auto}table{border-collapse:collapse;width:100%}th{text-align:left;color:var(--text-muted);border-bottom:1px solid var(--border-color);text-transform:uppercase;letter-spacing:.5px;padding:16px;font-size:14px;font-weight:600}td{border-bottom:1px solid var(--border-color);color:var(--text-main);padding:16px}tr:hover td{background-color:#ffffff05}.form-group{margin-bottom:20px}.form-group label{color:var(--text-muted);margin-bottom:8px;font-size:14px;font-weight:500;display:block}input,select,textarea{background-color:var(--bg-color);border:1px solid var(--border-color);width:100%;color:var(--text-main);border-radius:8px;padding:12px;font-size:15px;transition:border-color .2s}input:focus,select:focus,textarea:focus{border-color:var(--primary);outline:none}button{cursor:pointer;border:none;border-radius:8px;padding:12px 24px;font-size:15px;font-weight:600;transition:all .2s}button.btn-primary{background-color:var(--primary);color:#fff}button.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}button.btn-danger{color:var(--danger);background-color:#ef44441a}button.btn-danger:hover{background-color:#ef444433}button.btn-secondary{color:var(--text-main);border:1px solid var(--border-color);background-color:#ffffff0d}button.btn-secondary:hover{background-color:#ffffff1a}.flex-row{align-items:center;gap:16px;display:flex}.flex-between{justify-content:space-between;align-items:center;display:flex}.login-container{background:radial-gradient(circle at 0 0,#1e293b,#0f172a);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-box{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1e293bb3;border:1px solid #ffffff0d;border-radius:16px;width:100%;max-width:400px;padding:48px;box-shadow:0 25px 50px -12px #00000080}.login-box h1{text-align:center;color:#fff;margin-bottom:8px}.login-box p{text-align:center;color:var(--text-muted);margin-bottom:32px}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:9999;background-color:#000000bf;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-content{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:14px;width:100%;padding:24px;box-shadow:0 25px 50px -12px #000000b3}