/* 功能卡片 */
.func-card {
    background: var(--color-bg-container);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    padding: 24px;
    margin-bottom: 24px;
}
.func-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border-light);
}

/* 上传框 */
.upload-box {
    border: 2px dashed var(--color-border-normal);
    border-radius: 8px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.upload-box:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-secondary);
}
.upload-box p {
    margin: 12px 0 0;
    color: var(--color-text-tertiary);
    font-size: 14px;
}
.file-input {
    display: none;
}

/* 预览 */
.ico-preview {
    width: var(--ico-preview-size);
    height: var(--ico-preview-size);
    margin: 0 auto 24px;
    background: #fff;
    border-radius: 8px;
    padding: 8px;
    box-sizing: border-box;
    border: 1px solid var(--color-border-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
    display: none;
}
.ico-preview img {
    max-width: 100%;
    max-height: 100%;
    max-height: 50vh;
    object-fit: contain;
    margin: 0 auto;
    display: block;
}

/* 尺寸选择 */
.size-select {
    margin-bottom: 24px;
}
.size-select label {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--color-text-secondary);
}
.size-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.size-option {
    padding: 8px 16px;
    border: 1px solid var(--color-border-normal);
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    color: var(--color-text-secondary);
}
.size-option.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* 按钮 */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    width: 100%;
    background: var(--color-primary);
    color: #fff;
}
.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 提示 */
.tips {
    margin-top: 24px;
    padding: 16px;
    background: var(--color-bg-secondary);
    border-radius: 6px;
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}
.tips p {
    margin: 0 0 6px;
    display: flex;
    align-items: flex-start;
}
.tips i {
    margin-right: 8px;
    color: var(--color-primary);
    margin-top: 2px;
}

/* 安全提示 */
.tip {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    border-radius: 8px;
    padding: 16px;
    font-size: 14px;
    color: var(--color-text-secondary);
}
.tip p {
    margin: 0;
    display: flex;
    align-items: center;
}
.tip i {
    margin-right: 8px;
    color: var(--color-primary);
}

/* 响应式 */
@media (max-width: 768px) {
    :root.light {
        --ico-preview-size: 180px;
    }
    .size-options {
        justify-content: center;
    }
}