/* Body ve HTML tam alan kaplaması */
    html, body {
        margin: 0;
        padding: 0;
        height: 100%;
        overflow-x: hidden;
    }
    
    /* Light Mode Background */
    body {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        background-attachment: fixed;
    }
    
    /* Dark Mode Background */
    body.dark-mode {
        background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    }
    
    /* Ana Container */
    .enterprise-login-wrapper {
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20px;
        position: relative;
        overflow: hidden;
    }
    
    .enterprise-login-wrapper::before {
        content: '';
        position: absolute;
        width: 200%;
        height: 200%;
        background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
        background-size: 50px 50px;
        animation: backgroundMove 20s linear infinite;
    }
    
    @keyframes backgroundMove {
        0% { transform: translate(0, 0); }
        100% { transform: translate(50px, 50px); }
    }
    
    .enterprise-login-container {
        display: flex;
        max-width: 1200px;
        width: 100%;
        min-height: 600px;
        background: white;
        border-radius: 20px;
        box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        overflow: hidden;
        position: relative;
        z-index: 1;
        animation: slideUp 0.6s ease-out;
    }
    
    @keyframes slideUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    /* Sol Taraf - Branding */
    .enterprise-login-left {
        flex: 1;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        padding: 60px 50px;
        color: white;
        display: flex;
        flex-direction: column;
        justify-content: center;
        position: relative;
        overflow: hidden;
    }
    
    .enterprise-login-left::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -50%;
        width: 200%;
        height: 200%;
        background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
        animation: pulse 15s ease-in-out infinite;
    }
    
    @keyframes pulse {
        0%, 100% { transform: scale(1); opacity: 0.5; }
        50% { transform: scale(1.1); opacity: 0.8; }
    }
    
    .branding-content {
        position: relative;
        z-index: 1;
    }
    
    .logo-section {
        margin-bottom: 50px;
        animation: fadeInDown 0.8s ease-out;
    }
    
    @keyframes fadeInDown {
        from {
            opacity: 0;
            transform: translateY(-20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .logo-icon {
        width: 80px;
        height: 80px;
        background: rgba(255,255,255,0.2);
        backdrop-filter: blur(10px);
        border-radius: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
        box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    }
    
    .logo-icon i {
        font-size: 40px;
        color: white;
    }
    
    .brand-name {
        font-size: 2.5rem;
        font-weight: 700;
        margin-bottom: 10px;
        letter-spacing: -0.5px;
    }
    
    .brand-tagline {
        font-size: 1.1rem;
        opacity: 0.9;
        font-weight: 300;
    }
    
    .features-section {
        margin-bottom: 40px;
    }
    
    .feature-item {
        display: flex;
        align-items: flex-start;
        margin-bottom: 30px;
        animation: fadeInLeft 0.8s ease-out;
        animation-fill-mode: both;
    }
    
    .feature-item:nth-child(1) { animation-delay: 0.2s; }
    .feature-item:nth-child(2) { animation-delay: 0.4s; }
    .feature-item:nth-child(3) { animation-delay: 0.6s; }
    
    @keyframes fadeInLeft {
        from {
            opacity: 0;
            transform: translateX(-20px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        background: rgba(255,255,255,0.15);
        backdrop-filter: blur(10px);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 20px;
        flex-shrink: 0;
    }
    
    .feature-icon i {
        font-size: 24px;
    }
    
    .feature-text h3 {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 5px;
    }
    
    .feature-text p {
        font-size: 0.9rem;
        opacity: 0.8;
        margin: 0;
        line-height: 1.4;
    }
    
    .trust-badges {
        display: flex;
        gap: 20px;
        flex-wrap: wrap;
        animation: fadeInUp 1s ease-out;
    }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .badge-item {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 10px 20px;
        background: rgba(255,255,255,0.1);
        backdrop-filter: blur(10px);
        border-radius: 25px;
        font-size: 0.85rem;
        font-weight: 500;
        border: 1px solid rgba(255,255,255,0.2);
    }
    
    .badge-item i {
        font-size: 16px;
    }
    
    /* Sağ Taraf - Form */
    .enterprise-login-right {
        flex: 1;
        padding: 60px 50px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        background: #ffffff;
        transition: background-color 0.3s ease;
    }
    
    /* Dark Mode - Sağ Taraf */
    .dark-mode .enterprise-login-right {
        background: #1e1e2f;
    }
    
    .login-form-container {
        max-width: 400px;
        width: 100%;
        margin: 0 auto;
    }
    
    .form-header {
        margin-bottom: 40px;
        animation: fadeIn 0.8s ease-out;
    }
    
    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
    
    .form-header h2 {
        font-size: 2rem;
        font-weight: 700;
        color: #1a202c;
        margin-bottom: 8px;
        transition: color 0.3s ease;
    }
    
    .dark-mode .form-header h2 {
        color: #f7fafc;
    }
    
    .form-header p {
        color: #718096;
        font-size: 1rem;
        transition: color 0.3s ease;
    }
    
    .dark-mode .form-header p {
        color: #a0aec0;
    }
    
    .modern-alert {
        border: none;
        border-radius: 12px;
        padding: 16px;
        margin-bottom: 24px;
        background: #fee;
        animation: shake 0.5s ease-in-out;
    }
    
    .success-alert {
        background: #def7ec !important;
        animation: bounceIn 0.6s ease-out;
    }
    
    @keyframes bounceIn {
        0% { transform: scale(0.3); opacity: 0; }
        50% { transform: scale(1.05); }
        70% { transform: scale(0.9); }
        100% { transform: scale(1); opacity: 1; }
    }
    
    @keyframes shake {
        0%, 100% { transform: translateX(0); }
        25% { transform: translateX(-10px); }
        75% { transform: translateX(10px); }
    }
    
    .alert-content {
        display: flex;
        align-items: center;
        gap: 12px;
        color: #c53030;
    }
    
    .success-alert .alert-content {
        color: #0e6245;
    }
    
    .alert-content i {
        font-size: 20px;
    }
    
    .enterprise-form {
        animation: fadeIn 1s ease-out;
    }
    
    .form-group {
        margin-bottom: 24px;
    }
    
    .form-label {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.9rem;
        font-weight: 600;
        color: #2d3748;
        margin-bottom: 8px;
        transition: color 0.3s ease;
    }
    
    .dark-mode .form-label {
        color: #e2e8f0;
    }
    
    .form-label i {
        color: #667eea;
        font-size: 14px;
    }
    
    .dark-mode .form-label i {
        color: #8b9aef;
    }
    
    .modern-input {
        width: 100%;
        padding: 14px 16px;
        border: 2px solid #e2e8f0;
        border-radius: 12px;
        font-size: 1rem;
        transition: all 0.3s ease;
        background: #f7fafc;
        color: #2d3748;
    }
    
    .dark-mode .modern-input {
        background: #2d3748;
        border-color: #4a5568;
        color: #f7fafc;
    }
    
    .modern-input:focus {
        outline: none;
        border-color: #667eea;
        background: white;
        box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
        transform: translateY(-2px);
    }
    
    .dark-mode .modern-input:focus {
        background: #1a202c;
        border-color: #8b9aef;
        box-shadow: 0 0 0 4px rgba(139, 154, 239, 0.2);
    }
    
    .modern-input::placeholder {
        color: #a0aec0;
    }
    
    .dark-mode .modern-input::placeholder {
        color: #718096;
    }
    
    .password-input-wrapper {
        position: relative;
    }
    
    .password-toggle {
        position: absolute;
        right: 16px;
        top: 50%;
        transform: translateY(-50%);
        background: none;
        border: none;
        color: #a0aec0;
        cursor: pointer;
        padding: 5px;
        transition: color 0.3s ease;
    }
    
    .password-toggle:hover {
        color: #667eea;
    }
    
    .dark-mode .password-toggle {
        color: #718096;
    }
    
    .dark-mode .password-toggle:hover {
        color: #8b9aef;
    }
    
    .password-hint {
        display: block;
        margin-top: 6px;
        font-size: 0.85rem;
        color: #718096;
        transition: color 0.3s ease;
    }
    
    .dark-mode .password-hint {
        color: #a0aec0;
    }
    
    .form-options {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 24px;
        font-size: 0.9rem;
    }
    
    .form-check-input:checked {
        background-color: #667eea;
        border-color: #667eea;
    }
    
    .form-check-label {
        color: #4a5568;
        transition: color 0.3s ease;
    }
    
    .dark-mode .form-check-label {
        color: #cbd5e0;
    }
    
    .forgot-link {
        color: #667eea;
        text-decoration: none;
        font-weight: 600;
        transition: color 0.3s ease;
    }
    
    .dark-mode .forgot-link {
        color: #8b9aef;
    }
    
    .forgot-link:hover {
        color: #764ba2;
    }
    
    .dark-mode .forgot-link:hover {
        color: #a5b4fc;
    }
    
    .enterprise-login-btn {
        width: 100%;
        padding: 16px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        border: none;
        border-radius: 12px;
        font-size: 1.1rem;
        font-weight: 600;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
        margin-bottom: 24px;
    }
    
    .enterprise-login-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
    }
    
    .enterprise-login-btn:active {
        transform: translateY(0);
    }
    
    .form-footer {
        text-align: center;
    }
    
    .divider {
        display: flex;
        align-items: center;
        text-align: center;
        margin: 24px 0;
        color: #a0aec0;
        font-size: 0.9rem;
        transition: color 0.3s ease;
    }
    
    .dark-mode .divider {
        color: #718096;
    }
    
    .divider::before,
    .divider::after {
        content: '';
        flex: 1;
        border-bottom: 1px solid #e2e8f0;
        transition: border-color 0.3s ease;
    }
    
    .dark-mode .divider::before,
    .dark-mode .divider::after {
        border-bottom-color: #4a5568;
    }
    
    .divider span {
        padding: 0 16px;
    }
    
    .register-link {
        color: #718096;
        font-size: 0.95rem;
        margin-bottom: 20px;
        transition: color 0.3s ease;
    }
    
    .dark-mode .register-link {
        color: #a0aec0;
    }
    
    .register-link a {
        color: #667eea;
        text-decoration: none;
        font-weight: 600;
        transition: color 0.3s ease;
    }
    
    .dark-mode .register-link a {
        color: #8b9aef;
    }
    
    .register-link a:hover {
        color: #764ba2;
    }
    
    .dark-mode .register-link a:hover {
        color: #a5b4fc;
    }
    
    .language-selector-wrapper {
        display: inline-block;
    }
    
    .login-footer {
        text-align: center;
        padding-top: 20px;
        border-top: 1px solid #e2e8f0;
        color: #a0aec0;
        font-size: 0.85rem;
        transition: all 0.3s ease;
    }
    
    .dark-mode .login-footer {
        border-top-color: #4a5568;
        color: #718096;
    }
    
    /* Responsive */
    @media (max-width: 992px) {
        .enterprise-login-left {
            display: none;
        }
        
        .enterprise-login-right {
            padding: 40px 30px;
        }
    }
    
    @media (max-width: 576px) {
        .enterprise-login-wrapper {
            padding: 10px;
        }
        
        .enterprise-login-right {
            padding: 30px 20px;
        }
        
        .form-header h2 {
            font-size: 1.5rem;
        }
        
        .trust-badges {
            justify-content: center;
        }
        
        .badge-item {
            font-size: 0.75rem;
            padding: 8px 14px;
        }
    }