body{background-color:#f8f9fa;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.navbar-brand{color:#1975ff!important;font-weight:700}.admin-container{background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.login-card{border:none;border-radius:15px;box-shadow:0 10px 30px rgba(0,0,0,.1)}.login-header{border-radius:15px 15px 0 0;color:#fff}.btn-primary,.login-header{background:linear-gradient(135deg,#1975ff,#667eea)}.btn-primary{border:none;border-radius:8px}.btn-primary:hover{background:linear-gradient(135deg,#0d5aa7,#5a67d8);transform:translateY(-1px);transition:all .2s}.form-control:focus{border-color:#1975ff;box-shadow:0 0 0 .2rem rgba(25,117,255,.25)}