/* (The complete CSS from login.php goes here) */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            position: relative;
            overflow: hidden;
        }

        body::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1" fill="rgba(255,255,255,0.08)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.06)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grain)"/></svg>');
            animation: float 20s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); }
            50% { transform: translateY(-10px) rotate(1deg); }
        }

        .login-container {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-radius: 24px;
            padding: 40px;
            width: 100%;
            max-width: 420px;
            box-shadow: 
                0 20px 40px rgba(0, 0, 0, 0.1),
                0 8px 16px rgba(0, 0, 0, 0.06),
                inset 0 1px 0 rgba(255, 255, 255, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.2);
            position: relative;
            z-index: 10;
            animation: slideUp 0.8s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .logo-section {
            text-align: center;
            margin-bottom: 32px;
        }

        .logo-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #667eea, #764ba2);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3);
            animation: pulse 2s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }

        .logo-icon i {
            font-size: 32px;
            color: white;
        }

        .logo-title {
            font-size: 28px;
            font-weight: 700;
            color: #2d3748;
            margin-bottom: 8px;
            background: linear-gradient(135deg,rgb(108, 126, 203), #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .logo-subtitle {
            font-size: 14px;
            color: #718096;
            font-weight: 500;
        }

        .form-group {
            margin-bottom: 24px;
            position: relative;
        }

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: #4a5568;
            margin-bottom: 8px;
        }

        .input-wrapper {
            position: relative;
        }

        .form-input {
            width: 100%;
            padding: 16px 20px 16px 52px;
            border: 2px solid #e2e8f0;
            border-radius: 16px;
            font-size: 16px;
            background: #f8fafc;
            transition: all 0.3s ease;
            outline: none;
        }

        .form-input:focus {
            border-color: #667eea;
            background: white;
            box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
            transform: translateY(-2px);
        }

        .input-icon {
            position: absolute;
            left: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: #a0aec0;
            font-size: 18px;
            transition: color 0.3s ease;
        }

        .form-input:focus + .input-icon {
            color: #667eea;
        }

        .error-message {
            background: linear-gradient(135deg, #fed7d7, #feb2b2);
            color: #c53030;
            padding: 12px 16px;
            border-radius: 12px;
            margin-bottom: 20px;
            font-size: 14px;
            font-weight: 500;
            border-left: 4px solid #e53e3e;
            animation: shake 0.5s ease-in-out;
        }

        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            25% { transform: translateX(-5px); }
            75% { transform: translateX(5px); }
        }

        .login-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 16px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .login-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s;
        }

        .login-btn:hover::before {
            left: 100%;
        }

        .login-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(102, 126, 234, 0.4);
        }

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

        .demo-accounts {
            margin-top: 32px;
            padding: 20px;
            background: linear-gradient(135deg, #f7fafc, #edf2f7);
            border-radius: 16px;
            border: 1px solid #e2e8f0;
        }

        .demo-title {
            font-size: 14px;
            font-weight: 600;
            color: #4a5568;
            margin-bottom: 12px;
            text-align: center;
        }

        .demo-account {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 12px;
            background: white;
            border-radius: 8px;
            margin-bottom: 8px;
            border: 1px solid #e2e8f0;
            font-size: 13px;
        }

        .demo-account:last-child {
            margin-bottom: 0;
        }

        .demo-role {
            font-weight: 600;
            color: #667eea;
        }

        .demo-creds {
            color: #718096;
            font-family: 'Courier New', monospace;
        }

        /* Responsive Design */
        @media (max-width: 480px) {
            .login-container {
                padding: 24px;
                margin: 10px;
                border-radius: 20px;
            }

            .logo-title {
                font-size: 24px;
            }

            .form-input {
                padding: 14px 18px 14px 48px;
                font-size: 16px;
            }

            .input-icon {
                left: 16px;
                font-size: 16px;
            }

            .login-btn {
                padding: 14px;
                font-size: 15px;
            }
        }

        /* Dark mode media query */
        @media (prefers-color-scheme: dark) {
            .login-container {
                background: rgba(26, 32, 44, 0.95);
            }

            .logo-title {
                color: #e2e8f0;
            }

            .logo-subtitle {
                color: #a0aec0;
            }

            .form-label {
                color: #e2e8f0;
            }

            .form-input {
                background: #2d3748;
                border-color: #4a5568;
                color: #e2e8f0;
            }

            .demo-accounts {
                background: linear-gradient(135deg, #2d3748, #4a5568);
                border-color: #4a5568;
            }

            .demo-account {
                background: #1a202c;
                border-color: #4a5568;
            }

            .demo-title {
                color: #e2e8f0;
            }
        }

        /* Loading animation */
        .loading {
            position: relative;
        }

        .loading::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 20px;
            height: 20px;
            margin: -10px 0 0 -10px;
            border: 2px solid rgba(255,255,255,0.3);
            border-top: 2px solid white;
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }