/* Login sayfası için body ve html ortalama */
html, body {
    margin: 0;
    padding: 0;
    height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #f8f9fa;
}

/* Layout wrapper'ını etkisiz hale getir */
.container-fluid, .container {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 100vh !important;
    padding: 0 !important;
}

.login-container {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 480px;
    padding: 40px;
    position: relative;
    margin: 20px;
}

.logo-container {
    text-align: center;
    margin-bottom: 30px;
}

.logo img {
    max-width: 100%;
    height: auto;
}

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

    .header-title h1 {
        font-size: 24px;
        font-weight: 600;
        color: #333;
        margin: 0;
    }

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

    .form-group label {
        display: block;
        margin-bottom: 8px;
        color: #555;
        font-weight: 500;
        font-size: 14px;
    }

    .form-group input {
        width: 100%;
        padding: 12px 16px;
        border: 2px solid #e1e5e9;
        border-radius: 6px;
        font-size: 16px;
        transition: border-color 0.3s ease, box-shadow 0.3s ease;
        background: #fff;
        box-sizing: border-box;
    }

        .form-group input:focus {
            outline: none;
            border-color: #4A90E2;
            box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
        }

        .form-group input.input-validation-error {
            border-color: #dc3545;
        }

.submit-btn {
    width: 100%;
    background: #4A90E2;
    color: white;
    border: none;
    padding: 14px 20px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-bottom: 24px;
}

    .submit-btn:hover {
        background: #357ABD;
    }

    .submit-btn:active {
        transform: translateY(1px);
    }

.register-link {
    text-align: center;
    color: #666;
    font-size: 14px;
}

    .register-link a {
        color: #4A90E2;
        text-decoration: none;
    }

        .register-link a:hover {
            text-decoration: underline;
        }

.footer {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: #999;
    font-size: 12px;
}

.text-danger {
    color: #dc3545;
    font-size: 12px;
    margin-top: 4px;
    display: block;
}

.validation-summary-errors {
    background: #f8d7da;
    border: 1px solid #f5c2c7;
    color: #721c24;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

    .validation-summary-errors ul {
        margin: 0;
        padding-left: 20px;
    }

/* Mobile responsive */
@media (max-width: 480px) {
    .login-container {
        margin: 10px;
        padding: 30px 20px;
        max-width: none;
    }

    .header-title h1 {
        font-size: 20px;
    }
}