.giris-page {
    padding: 50px 0;
    background: #f8f9fa;
    min-height: calc(100vh - 200px);
}

.giris-container {
    max-width: 450px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    overflow: hidden;
}

.giris-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.giris-title {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 10px;
}

.giris-subtitle {
    font-size: 14px;
    opacity: 0.9;
    margin: 0;
}

.giris-form {
    padding: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e1e1;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
}

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

.sifre-input-group {
    position: relative;
}

.sifre-goster {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #888;
    cursor: pointer;
    padding: 5px;
}

.sifre-goster:hover {
    color: #333;
}

.form-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: #555;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.sifre-unuttum {
    color: #667eea;
    text-decoration: none;
    font-size: 14px;
}

.sifre-unuttum:hover {
    text-decoration: underline;
}

.btn-giris {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-giris:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102,126,234,0.4);
}

.giris-footer {
    padding: 20px 30px;
    background: #f8f9fa;
    text-align: center;
    border-top: 1px solid #e1e1e1;
}

.giris-footer p {
    margin: 0;
    color: #666;
}

.giris-footer a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.giris-footer a:hover {
    text-decoration: underline;
}

.social-login {
    padding: 0 30px 30px;
}

.social-divider {
    position: relative;
    text-align: center;
    margin: 20px 0;
}

.social-divider::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 45%;
    height: 1px;
    background: #e1e1e1;
}

.social-divider::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    width: 45%;
    height: 1px;
    background: #e1e1e1;
}

.social-divider span {
    background: white;
    padding: 0 10px;
    color: #888;
    font-size: 14px;
}

.social-buttons {
    display: flex;
    gap: 15px;
}

.btn-social {
    flex: 1;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.btn-google {
    background: #fff;
    color: #333;
    border-color: #e1e1e1;
}

.btn-google:hover {
    background: #f1f3f4;
    border-color: #aaa;
}

.btn-facebook {
    background: #4267B2;
    color: white;
}

.btn-facebook:hover {
    background: #365899;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(66,103,178,0.3);
}

.alert {
    padding: 15px 20px;
    margin: 20px 30px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

@media (max-width: 768px) {
    .giris-page {
        padding: 20px 0;
    }
    
    .giris-header {
        padding: 30px 20px;
    }
    
    .giris-form {
        padding: 20px;
    }
    
    .social-buttons {
        flex-direction: column;
    }
}