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

        body {
            font-family: 'Cairo', sans-serif;
            background: linear-gradient(135deg, #1e40af 0%, #059669 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            direction: rtl;
        }

        .container {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            overflow: hidden;
            width: 100%;
            max-width: 900px;
            min-height: 600px;
            display: flex;
            position: relative;
        }

        .form-section {
            flex: 1;
            padding: 60px 50px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .image-section {
            flex: 1;
            background:linear-gradient(135deg, #4facfe 0%, #1a6bd4 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }

        .image-section::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="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            opacity: 0.3;
        }

        .logo {
            color: white;
            font-size: 3rem;
            font-weight: bold;
            text-align: center;
            z-index: 1;
        }

        .logo-icon {
            font-size: 4rem;
            display: block;
            margin-bottom: 20px;
        }

        h1 {
            color: #333;
            font-weight: 700;
            font-size: 2.2rem;
            margin-bottom: 10px;
            text-align: center;
        }

        .subtitle {
            color: #666;
            text-align: center;
            margin-bottom: 40px;
            font-size: 1.1rem;
        }

        .form-group {
            margin-bottom: 25px;
        }

        label {
            display: block;
            margin-bottom: 8px;
            color: #333;
            font-weight: 600;
            font-size: 0.95rem;
        }

        input {
            width: 100%;
            padding: 15px 20px;
            border: 2px solid #e1e5e9;
            border-radius: 12px;
            font-size: 1rem;
            font-family: 'Cairo', sans-serif;
            transition: all 0.3s ease;
            background: #f8f9fa;
        }

        input:focus {
            outline: none;
            border-color: #667eea;
            background: white;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        .btn {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, #4facfe 0%, #1a6bd4 100%);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            font-family: 'Cairo', sans-serif;
            margin-top: 10px;
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
        }

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

        .link {
            text-align: center;
            margin-top: 30px;
            color: #666;
        }

        .link a {
            color: #667eea;
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s ease;
        }

        .link a:hover {
            color: #764ba2;
        }

        .toggle-btns {
            display: flex;
            justify-content: center;
            margin-bottom: 30px;
            background: #f1f3f4;
            border-radius: 12px;
            padding: 5px;
        }

        .toggle-btn {
            flex: 1;
            padding: 12px 20px;
            background: transparent;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
            font-family: 'Cairo', sans-serif;
            font-weight: 600;
            color: #666;
        }

        .toggle-btn.active {
            background: white;
            color: #667eea;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        .form-container {
            display: none;
        }

        .form-container.active {
            display: block;
        }

        @media (max-width: 768px) {
            .container {
                flex-direction: column;
                margin: 10px;
            }
            
            .image-section {
                min-height: 200px;
                order: -1;
            }
            
            .form-section {
                padding: 40px 30px;
            }
            
            .logo {
                font-size: 2rem;
            }
            
            .logo-icon {
                font-size: 2.5rem;
                margin-bottom: 10px;
            }
            
            h1 {
                font-size: 1.8rem;
            }
        }

        .floating-shapes {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            overflow: hidden;
        }

        .shape {
            position: absolute;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            animation: float 6s ease-in-out infinite;
        }

        .shape:nth-child(1) {
            width: 80px;
            height: 80px;
            top: 20%;
            right: 20%;
            animation-delay: 0s;
        }

        .shape:nth-child(2) {
            width: 60px;
            height: 60px;
            top: 60%;
            right: 80%;
            animation-delay: 2s;
        }

        .shape:nth-child(3) {
            width: 100px;
            height: 100px;
            top: 80%;
            right: 10%;
            animation-delay: 4s;
        }

        @keyframes float {
            0%, 100% {
                transform: translateY(0px) rotate(0deg);
            }
            50% {
                transform: translateY(-20px) rotate(180deg);
            }
        }

        .error-box {
    background-color: #ffdddd;
    color: #d8000c;
    border: 1px solid #d8000c;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    text-align: center;
    font-weight: bold;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-blue);
  text-decoration: none;
  font-weight: 500;
  margin-bottom: 2rem;
  transition: var(--transition);
}

.back-link:hover {
  color: var(--secondary-green);
  transform: translateX(5px);
}