.settings-container {
    max-width: var(--layout-container-width);
    margin: 20px auto;
    padding: 20px;
}

.settings-card {
    background: var(--color-card-bg);
    border-radius: calc(var(--layout-border-radius) * 2);
    border: 1px solid var(--color-border-color);
    margin-bottom: 24px;
    overflow: hidden;
}

.settings-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border-color);
    background: var(--color-bg-color);
}

.settings-card-header i {
    font-size: 20px;
    color: var(--color-primary);
}

.settings-card-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-color);
    margin: 0;
}

.settings-card-body {
    padding: 24px;
}

/* 头像上传 */
.avatar-upload {
    display: flex;
    align-items: center;
    gap: 32px;
}

.avatar-preview {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-border-color);
    flex-shrink: 0;
    background: var(--color-bg-color);
}

.avatar-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-preview i {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--color-text-color-secondary);
}

.avatar-info {
    flex: 1;
}

.avatar-info p {
    color: var(--color-text-color-secondary);
    font-size: 13px;
    margin-bottom: 12px;
}

.avatar-upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--layout-border-radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--effect-transition-fast);
}

.avatar-upload-btn:hover {
    background: var(--color-primary-dark);
}

.avatar-upload-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.avatar-upload-btn i {
    font-size: 14px;
}

/* 表单样式 */
.settings-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.settings-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.settings-input-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-color);
}

.settings-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border-color);
    border-radius: var(--layout-border-radius);
    font-size: var(--typo-font-size-base);
    color: var(--color-text-color);
    background: var(--color-bg-color);
    transition: all var(--effect-transition-fast);
}

.settings-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.settings-input::placeholder {
    color: var(--color-text-color-secondary);
}

.settings-input.is-invalid {
    border-color: #e74c3c;
}

.settings-input.is-valid {
    border-color: #27ae60;
}

.settings-input-hint {
    font-size: 12px;
    color: var(--color-text-color-secondary);
}

.settings-input-hint.error {
    color: #e74c3c;
}

.settings-input-hint.success {
    color: #27ae60;
}

.settings-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.settings-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 8px;
}

.settings-btn {
    padding: 10px 24px;
    border-radius: var(--layout-border-radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--effect-transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.settings-btn-primary {
    background: var(--color-primary);
    color: #fff;
    border: none;
}

.settings-btn-primary:hover:not(:disabled) {
    background: var(--color-primary-dark);
}

.settings-btn-secondary {
    background: transparent;
    color: var(--color-text-color);
    border: 1px solid var(--color-border-color);
}

.settings-btn-secondary:hover:not(:disabled) {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.settings-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 隐藏的文件输入 */
.hidden-input {
    display: none;
}

/* 响应式 */
@media (max-width: 480px) {
    
    .settings-card-body {
        padding: 20px;
    }
    
    .avatar-upload {
        flex-direction: column;
        text-align: center;
    }
    
    .settings-form-row {
        grid-template-columns: 1fr;
    }
    
    .settings-actions {
        flex-direction: column;
    }
    
    .settings-btn {
        width: 100%;
        justify-content: center;
    }
}