* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', sans-serif;
            background: #0f0f1e;
            color: #ffffff;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* TOP NAVBAR */
        .top-navbar {
            background: #1a1a2e;
            border-bottom: 1px solid rgba(255, 152, 0, 0.1);
            padding: 15px 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
        }

        .top-navbar .logo {
            font-size: 18px;
            font-weight: 800;
            color: #ff9800;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .top-navbar .nav-links {
            display: flex;
            gap: 20px;
        }

        .top-navbar a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .top-navbar a:hover {
            color: #ff9800;
        }

        .top-navbar a.active {
            color: #ff9800;
        }

        /* MAIN CONTAINER */
        .main-container {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 40px 20px;
        }

        /* LOGIN CARD */
        .login-card {
            background: rgba(30, 30, 50, 0.8);
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 152, 0, 0.2);
            border-radius: 12px;
            padding: 50px;
            width: 100%;
            max-width: 480px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }

        .login-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .login-header img {
            width: 100px;
            height: auto;
            margin-bottom: 20px;
        }

        .login-header h1 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #ffffff;
        }

        .login-header p {
            font-size: 14px;
            color: #ff9800;
            font-weight: 600;
            letter-spacing: 1px;
        }

        /* FORM */
        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 12px;
            color: #94a3b8;
            font-weight: 600;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        .form-group input {
            width: 100%;
            padding: 14px;
            background: #25252d;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            color: #ffffff;
            font-size: 14px;
            transition: border-color 0.3s;
        }

        .form-group input:focus {
            outline: none;
            border-color: #ff9800;
            box-shadow: 0 0 10px rgba(255, 152, 0, 0.2);
        }

        .form-group input::placeholder {
            color: #64748b;
        }

        /* ERROR MESSAGE */
        .error-message {
            background: rgba(239, 68, 68, 0.15);
            border: 1px solid rgba(239, 68, 68, 0.3);
            color: #f87171;
            padding: 12px;
            border-radius: 6px;
            margin-bottom: 20px;
            font-size: 13px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* SUBMIT BUTTON */
        .submit-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(145deg, #ff9800 0%, #f57c00 100%);
            border: none;
            border-radius: 8px;
            color: #ffffff;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.5px;
            cursor: pointer;
            transition: all 0.3s;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            box-shadow: 0 5px 15px rgba(255, 152, 0, 0.3);
        }

        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 152, 0, 0.4);
        }

        .submit-btn:active {
            transform: translateY(0);
        }

        /* FOOTER LINKS */
        .login-footer {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            justify-content: center;
            gap: 20px;
            font-size: 13px;
        }

        .login-footer a {
            color: #94a3b8;
            text-decoration: none;
            transition: color 0.3s;
        }

        .login-footer a:hover {
            color: #ff9800;
        }

        /* RESPONSIVE */
        @media (max-width: 600px) {
            .login-card {
                padding: 30px;
            }

            .login-header h1 {
                font-size: 24px;
            }

            .top-navbar {
                padding: 12px 20px;
            }

            .top-navbar .nav-links {
                gap: 10px;
            }

            .top-navbar a {
                font-size: 12px;
            }
        }