* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

:root {
    --primary: #2f7cf6;
    --primary-dark: #1f66d6;
    --primary-soft: #eef5ff;
    --text: #1f2a37;
    --text-secondary: #667085;
    --text-light: #98a2b3;
    --border: #e5eaf0;
    --border-strong: #d5dde7;
    --background: #f6f8fb;
    --card: #ffffff;
    --success: #16a56a;
    --danger: #df4b4b;
    --shadow: 0 10px 32px rgba(31, 42, 55, 0.07);
}

body {
    background: var(--background);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

button,
input,
select {
    font: inherit;
}

a {
    color: inherit;
}

/* 2026-09-21 17:19 北京时间：移除顶部工具标签，标题水平居中，主内容最大宽度调整为1280px，统一区块外间距。 */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 34px 20px 20px;
}

.page-header {
    margin-bottom: 8px;
    text-align: center;
}

.page-header h1 {
    margin-bottom: 6px;
    color: var(--text);
    font-size: 34px;
    line-height: 1.28;
    letter-spacing: -0.5px;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 15px;
}

.converter-box,
.product-intro,
.results-container {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.converter-box {
    padding: 24px;
    margin-bottom: 8px;
}

.converter-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 18px;
}

.converter-heading h2 {
    margin-bottom: 3px;
    font-size: 19px;
    line-height: 1.4;
}

.converter-heading p {
    color: var(--text-secondary);
    font-size: 13px;
}

.privacy-tip {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 10px;
    border-radius: 999px;
    background: #effaf5;
    color: #15835a;
    font-size: 12px;
    font-weight: 600;
}

.upload-area {
    position: relative;
    padding: 30px 22px;
    margin-bottom: 18px;
    border: 1.5px dashed #a9bed8;
    border-radius: 14px;
    background: linear-gradient(180deg, #fbfdff 0%, #f7faff 100%);
    text-align: center;
    cursor: pointer;
    transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--primary);
    background: #f2f7ff;
    box-shadow: inset 0 0 0 1px rgba(47, 124, 246, .08);
}

.upload-area.has-files {
    border-color: #5bbf92;
    background: #f4fbf8;
}

.upload-icon {
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    margin: 0 auto 10px;
    border-radius: 15px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 24px;
}

.upload-copy {
    pointer-events: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.upload-copy strong {
    font-size: 16px;
    font-weight: 700;
}

.upload-copy span {
    color: var(--text-light);
    font-size: 12px;
}

#imageFiles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.preview {
    display: none;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(213, 221, 231, .8);
}

.preview.show {
    display: flex;
}

.preview-item {
    position: relative;
    width: 92px;
    height: 92px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 4px 12px rgba(31, 42, 55, .08);
}

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

.preview-item .remove-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(31, 42, 55, .78);
    color: #fff;
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
}

.options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 16px;
    margin-bottom: 18px;
}

.form-group {
    min-width: 0;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 7px;
    min-height: 24px;
    margin-bottom: 7px;
    color: #344054;
    font-size: 13px;
    font-weight: 700;
}

.form-group label i {
    width: 15px;
    color: var(--primary);
    text-align: center;
}

.optional-text {
    color: var(--text-light);
    font-size: 12px;
    font-weight: 500;
}

.form-group select,
.form-group input[type="text"] {
    width: 100%;
    height: 42px;
    padding: 0 12px;
    border: 1px solid var(--border-strong);
    border-radius: 9px;
    outline: none;
    background: #fff;
    color: var(--text);
    font-size: 14px;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.form-group select:focus,
.form-group input[type="text"]:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(47, 124, 246, .10);
}

#qualityValue {
    margin-left: auto;
    color: var(--primary);
    font-size: 13px;
    font-weight: 800;
}

.quality-control {
    display: flex;
    align-items: center;
    height: 42px;
    padding: 0 2px;
}

.form-group input[type="range"] {
    width: 100%;
    accent-color: var(--primary);
    cursor: pointer;
}

.actions {
    display: flex;
    gap: 10px;
}

.btn-convert,
.btn-reset,
.btn-select {
    height: 44px;
    border-radius: 9px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.btn-convert,
.btn-reset {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
}

.btn-convert {
    flex: 1;
    border: 1px solid var(--primary);
    background: var(--primary);
    color: #fff;
    box-shadow: 0 7px 16px rgba(47, 124, 246, .20);
}

.btn-convert:hover {
    border-color: var(--primary-dark);
    background: var(--primary-dark);
}

.btn-convert:disabled {
    cursor: wait;
    opacity: .7;
    transform: none;
}

.btn-reset {
    flex: 0 0 128px;
    border: 1px solid var(--border-strong);
    background: #fff;
    color: #475467;
}

.btn-reset:hover {
    border-color: #b8c2ce;
    background: #f8fafc;
}

.btn-select {
    display: none;
    width: 100%;
    border: 1px solid var(--primary);
    background: var(--primary);
    color: #fff;
}

.results-container {
    margin: 0 0 8px;
    padding: 22px;
}

.results-container h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 14px;
    padding: 0 0 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    font-size: 18px;
}

.results-container h3 i {
    color: var(--success);
}

.file-info {
    color: var(--text-secondary);
    font-size: 13px;
}

.file-info p + p {
    margin-top: 4px;
}

.result-single .size-comparison,
.result-multiple .results-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin: 16px 0;
    padding: 15px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fafbfc;
}

.size-original,
.size-new,
.compression-ratio,
.summary-item {
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: center;
    min-width: 0;
}

.size-label,
.ratio-label,
.summary-label {
    margin-bottom: 3px;
    color: var(--text-light);
    font-size: 12px;
}

.size-value,
.summary-value {
    color: var(--text);
    font-size: 14px;
    font-weight: 700;
}

.ratio-value,
.summary-item.highlight .summary-value {
    color: var(--success);
    font-size: 17px;
    font-weight: 800;
}

.files-list {
    margin-top: 14px;
}

.files-list h4 {
    margin-bottom: 8px;
    font-size: 14px;
}

.files-list ul {
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 10px;
    list-style: none;
}

.files-list li {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto 72px;
    gap: 10px;
    align-items: center;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
}

.files-list li:last-child {
    border-bottom: none;
}

.file-name {
    overflow: hidden;
    color: #344054;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    color: var(--text-secondary);
}

.file-ratio {
    color: var(--success);
    font-weight: 700;
    text-align: right;
}

.btn-download {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    width: 100%;
    min-height: 44px;
    padding: 10px 14px;
    margin-top: 16px;
    border-radius: 9px;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    transition: background .2s ease, box-shadow .2s ease;
}

.btn-download:hover {
    background: var(--primary-dark);
    box-shadow: 0 7px 16px rgba(47, 124, 246, .18);
}

.error-message {
    margin-top: 14px;
    padding: 12px 14px;
    border: 1px solid #f4c7c7;
    border-radius: 9px;
    background: #fff5f5;
}

.error-content {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #bd3434;
    font-size: 13px;
}

.software-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    margin: 8px 0;
    padding: 22px;
    border: 1px solid #cfe0ff;
    border-radius: 18px;
    background: linear-gradient(135deg, #edf5ff 0%, #f8fbff 58%, #ffffff 100%);
    box-shadow: 0 10px 30px rgba(47, 124, 246, .08);
}

.software-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 58px;
    height: 58px;
    border-radius: 16px;
    background: var(--primary);
    color: #fff;
    font-size: 24px;
    box-shadow: 0 9px 20px rgba(47, 124, 246, .22);
}

.software-eyebrow {
    display: inline-block;
    margin-bottom: 2px;
    color: var(--primary);
    font-size: 12px;
    font-weight: 800;
}

.software-content h2 {
    margin-bottom: 3px;
    font-size: 19px;
    line-height: 1.45;
}

.software-content p {
    color: var(--text-secondary);
    font-size: 13px;
}

.software-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 9px;
}

.software-tags span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: #486179;
    font-size: 12px;
}

.software-tags i {
    color: var(--primary);
}

.software-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-height: 42px;
    padding: 0 15px;
    border: 1px solid var(--primary);
    border-radius: 9px;
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.software-btn:hover {
    border-color: var(--primary-dark);
    background: var(--primary-dark);
    box-shadow: 0 7px 16px rgba(47, 124, 246, .18);
}

.product-intro {
    margin: 0 0 8px;
    padding: 22px;
}

.section-heading {
    margin-bottom: 16px;
}

.section-heading > span {
    display: block;
    margin-bottom: 2px;
    color: var(--primary);
    font-size: 12px;
    font-weight: 800;
}

.section-heading h2 {
    margin-bottom: 3px;
    font-size: 19px;
}

.section-heading p {
    color: var(--text-secondary);
    font-size: 13px;
}

.intro-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.intro-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    min-width: 0;
    padding: 13px;
    border: 1px solid var(--border);
    border-radius: 11px;
    background: #fbfcfe;
}

.intro-item > i {
    display: flex;
    flex: 0 0 32px;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 14px;
}

.intro-item div {
    min-width: 0;
}

.intro-item strong,
.intro-item span {
    display: block;
}

.intro-item strong {
    margin-bottom: 2px;
    color: #344054;
    font-size: 13px;
}

.intro-item span {
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.55;
}

footer {
    padding: 16px 0 24px;
    color: var(--text-light);
    font-size: 12px;
    text-align: center;
}

@media (max-width: 820px) {
    .container {
        padding-top: 24px;
    }

    .page-header h1 {
        font-size: 28px;
    }

    .software-card {
        grid-template-columns: auto minmax(0, 1fr);
    }

    .software-btn {
        grid-column: 1 / -1;
        width: 100%;
    }

    .intro-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .container {
        padding: 18px 12px 12px;
    }

    .page-header {
        margin-bottom: 8px;
    }

    .page-header h1 {
        font-size: 25px;
    }

    .page-header p {
        font-size: 13px;
    }

    .converter-box,
    .product-intro,
    .results-container {
        border-radius: 14px;
    }

    .converter-box,
    .product-intro,
    .results-container,
    .software-card {
        padding: 16px;
    }

    .converter-heading {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .privacy-tip {
        padding: 5px 8px;
    }

    .upload-area {
        padding: 24px 12px;
    }

    .options {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .form-group.full-width {
        grid-column: auto;
    }

    .actions {
        flex-direction: column;
    }

    .btn-reset {
        flex: none;
        width: 100%;
    }

    .result-single .size-comparison,
    .result-multiple .results-summary {
        align-items: stretch;
        flex-direction: column;
    }

    .result-single .size-comparison > i {
        transform: rotate(90deg);
    }

    .files-list li {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .file-size {
        grid-column: 1 / -1;
        grid-row: 2;
    }

    .software-card {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .software-icon {
        width: 50px;
        height: 50px;
    }

    .software-btn {
        grid-column: auto;
    }

    .intro-grid {
        grid-template-columns: 1fr;
    }
}

/* 2026-09-21 18:32 北京时间：新增文件选择统计、格式联动、结果汇总、失败提示、软件标签和可访问性状态样式。 */
.selection-summary {
    position: relative;
    z-index: 2;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 16px;
    padding: 9px 12px;
    border: 1px solid #cfe0ff;
    border-radius: 9px;
    background: #fff;
    color: var(--text-secondary);
    font-size: 12px;
    text-align: left;
}

.selection-summary strong {
    color: var(--text);
}

.privacy-description {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: -8px 0 14px;
    color: var(--text-light);
    font-size: 12px;
}

.privacy-description i {
    color: var(--success);
}

.field-hint {
    display: block;
    margin-top: 3px;
    color: var(--text-light);
    font-size: 11px;
    line-height: 1.45;
}

.form-group.is-disabled .quality-control {
    opacity: .55;
}

.form-group.is-disabled input[type="range"] {
    cursor: not-allowed;
}

.process-status {
    min-height: 18px;
    margin-top: 7px;
    color: var(--text-secondary);
    font-size: 12px;
    text-align: center;
}

.result-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 12px;
}

.result-header h3 {
    margin: 2px 0 0;
    padding: 0;
    border: none;
}

.result-eyebrow {
    color: var(--success);
    font-size: 12px;
    font-weight: 800;
}

.result-status {
    flex: 0 0 auto;
    padding: 5px 9px;
    border-radius: 999px;
    background: #effaf5;
    color: #15835a;
    font-size: 11px;
    font-weight: 700;
}

.results-summary {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) minmax(0, 1fr);
    gap: 10px;
    align-items: center;
    margin: 12px 0 14px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fafbfc;
}

.summary-arrow {
    color: var(--text-light);
    font-size: 13px;
}

.summary-item.highlight.is-saved .summary-value,
.file-ratio.is-saved {
    color: var(--success);
}

.summary-item.highlight.is-larger .summary-value,
.file-ratio.is-larger {
    color: #d97706;
}

.result-warnings {
    margin-top: 12px;
    padding: 11px 13px;
    border: 1px solid #f1d39b;
    border-radius: 9px;
    background: #fffaf0;
    color: #9a6700;
    font-size: 12px;
}

.result-warnings strong {
    display: block;
    margin-bottom: 4px;
}

.result-warnings ul {
    margin: 0;
    padding-left: 18px;
}

.software-topline {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 2px;
}

.software-topline .software-eyebrow {
    margin-bottom: 0;
}

.software-badge {
    display: inline-flex;
    align-items: center;
    min-height: 20px;
    padding: 0 7px;
    border: 1px solid #cfe0ff;
    border-radius: 999px;
    background: #fff;
    color: #486179;
    font-size: 10px;
    font-weight: 700;
}

.noscript-tip {
    position: fixed;
    right: 12px;
    bottom: 12px;
    left: 12px;
    z-index: 9999;
    padding: 10px 12px;
    border-radius: 8px;
    background: #fff5f5;
    color: #bd3434;
    font-size: 13px;
    text-align: center;
    box-shadow: var(--shadow);
}

@media (max-width: 640px) {
    .selection-summary,
    .result-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .selection-summary {
        display: flex;
    }

    .results-summary {
        grid-template-columns: 1fr 1fr;
    }

    .summary-arrow {
        display: none;
    }

    .result-status {
        align-self: flex-start;
    }
}

/* 2026-09-22 09:11 北京时间：移除字体图标依赖并改用内置SVG；新增工具切换与ICO图片裁剪、缩放、尺寸选择和结果区域样式。 */
.svg-symbols {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
    pointer-events: none;
}

.ui-icon {
    display: inline-block;
    flex: 0 0 auto;
    width: 1em;
    height: 1em;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    vertical-align: -0.12em;
}

.ui-icon.is-spin {
    animation: icon-spin .9s linear infinite;
}

@keyframes icon-spin {
    to {
        transform: rotate(360deg);
    }
}

[hidden] {
    display: none !important;
}

.tool-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 8px;
    padding: 5px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 6px 22px rgba(31, 42, 55, .045);
}

.tool-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-height: 42px;
    padding: 0 14px;
    border: 1px solid transparent;
    border-radius: 10px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.tool-tab:hover {
    color: var(--primary);
    background: #f8fbff;
}

.tool-tab.is-active {
    border-color: #cfe0ff;
    background: var(--primary-soft);
    color: var(--primary);
    box-shadow: inset 0 0 0 1px rgba(47, 124, 246, .03);
}

.tool-tab .ui-icon {
    width: 17px;
    height: 17px;
}

.tool-tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 18px;
    padding: 0 6px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 10px;
    font-weight: 800;
}

.tool-panel {
    margin-bottom: 8px;
}

.converter-box,
.ico-box {
    margin-bottom: 0;
}

.ico-box {
    padding: 24px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.results-container {
    margin: 8px 0 0;
}

.privacy-tip .ui-icon,
.privacy-description .ui-icon {
    width: 14px;
    height: 14px;
}

.privacy-description .ui-icon {
    color: var(--success);
}

.upload-icon .ui-icon {
    width: 25px;
    height: 25px;
}

.form-group label .ui-icon {
    width: 15px;
    height: 15px;
    color: var(--primary);
}

.btn-convert .ui-icon,
.btn-reset .ui-icon,
.btn-download .ui-icon,
.software-btn .ui-icon {
    width: 16px;
    height: 16px;
}

.result-header h3 .ui-icon {
    color: var(--success);
}

.summary-arrow .ui-icon {
    width: 16px;
    height: 16px;
}

.error-content .ui-icon {
    width: 17px;
    height: 17px;
    color: #bd3434;
}

.software-icon .ui-icon {
    width: 27px;
    height: 27px;
}

.software-tags .ui-icon {
    width: 13px;
    height: 13px;
    color: var(--primary);
}

.intro-item > .ui-icon {
    display: flex;
    flex: 0 0 32px;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 8px;
    border-radius: 9px;
    background: var(--primary-soft);
    color: var(--primary);
}

.ico-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(320px, .88fr);
    gap: 8px;
}

.ico-editor-card,
.ico-settings-card {
    min-width: 0;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fbfcfe;
}

.ico-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 380px;
    padding: 24px;
    border: 1.5px dashed #a9bed8;
    border-radius: 12px;
    background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
    text-align: center;
    cursor: pointer;
    transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}

.ico-upload-area:hover,
.ico-upload-area:focus-visible {
    border-color: var(--primary);
    background: #f2f7ff;
    outline: none;
    box-shadow: inset 0 0 0 1px rgba(47, 124, 246, .08);
}

.ico-upload-area strong {
    margin-bottom: 4px;
    font-size: 16px;
}

.ico-upload-area > span {
    color: var(--text-light);
    font-size: 12px;
}

.ico-crop-wrap {
    width: 100%;
}

.ico-file-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
    padding: 9px 11px;
    border: 1px solid var(--border);
    border-radius: 9px;
    background: #fff;
}

.ico-file-bar > div {
    min-width: 0;
}

.ico-file-bar strong,
.ico-file-bar span {
    display: block;
}

.ico-file-bar strong {
    overflow: hidden;
    color: #344054;
    font-size: 13px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ico-file-bar span {
    margin-top: 1px;
    color: var(--text-light);
    font-size: 11px;
}

.text-btn {
    flex: 0 0 auto;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
}

.text-btn:hover {
    color: var(--primary-dark);
}

.ico-crop-stage {
    position: relative;
    width: min(420px, 100%);
    aspect-ratio: 1 / 1;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid #bdd1ec;
    border-radius: 12px;
    background-color: #edf2f7;
    background-image:
        linear-gradient(45deg, rgba(255,255,255,.7) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(255,255,255,.7) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(255,255,255,.7) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(255,255,255,.7) 75%);
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
    background-size: 16px 16px;
    cursor: grab;
    touch-action: none;
    user-select: none;
}

.ico-crop-stage.is-dragging {
    cursor: grabbing;
}

.ico-crop-stage img {
    position: absolute;
    top: 0;
    left: 0;
    max-width: none;
    pointer-events: none;
    user-select: none;
    will-change: width, height, left, top;
}

.ico-crop-stage::after {
    position: absolute;
    inset: 0;
    z-index: 2;
    border: 2px solid rgba(255,255,255,.92);
    border-radius: 11px;
    box-shadow: inset 0 0 0 1px rgba(31,42,55,.14);
    content: '';
    pointer-events: none;
}

.ico-crop-guide {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
}

.ico-crop-guide span {
    position: absolute;
    background: rgba(255,255,255,.58);
}

.ico-crop-guide span:nth-child(1),
.ico-crop-guide span:nth-child(2) {
    top: 0;
    bottom: 0;
    width: 1px;
}

.ico-crop-guide span:nth-child(1) {
    left: 33.333%;
}

.ico-crop-guide span:nth-child(2) {
    left: 66.666%;
}

.ico-crop-guide span:nth-child(3),
.ico-crop-guide span:nth-child(4) {
    right: 0;
    left: 0;
    height: 1px;
}

.ico-crop-guide span:nth-child(3) {
    top: 33.333%;
}

.ico-crop-guide span:nth-child(4) {
    top: 66.666%;
}

.ico-crop-help {
    margin-top: 8px;
    color: var(--text-light);
    font-size: 11px;
    text-align: center;
}

.ico-settings-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ico-setting-block {
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 11px;
    background: #fff;
}

.ico-setting-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
    color: #344054;
    font-size: 13px;
    font-weight: 700;
}

.ico-setting-title > span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.ico-setting-title .ui-icon {
    width: 15px;
    height: 15px;
    color: var(--primary);
}

#icoZoom {
    width: 100%;
    accent-color: var(--primary);
    cursor: pointer;
}

#icoZoom:disabled {
    cursor: not-allowed;
    opacity: .55;
}

#icoZoomValue {
    color: var(--primary);
    font-size: 13px;
}

.ico-size-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 8px;
}

.ico-size-option {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    min-height: 38px;
    padding: 0 7px;
    border: 1px solid var(--border-strong);
    border-radius: 9px;
    background: #fff;
    color: #475467;
    font-size: 12px;
    cursor: pointer;
    transition: border-color .2s ease, background .2s ease, color .2s ease;
}

.ico-size-option:hover {
    border-color: #aac8f4;
    background: #f8fbff;
}

.ico-size-option:has(input:checked) {
    border-color: #9fc3fa;
    background: var(--primary-soft);
    color: var(--primary-dark);
    font-weight: 700;
}

.ico-size-option input {
    width: 14px;
    height: 14px;
    accent-color: var(--primary);
}

.ico-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
}

.ico-actions .btn-reset {
    flex-basis: 118px;
}

.ico-result-summary {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1.3fr);
    gap: 8px;
    margin-top: 12px;
}

.ico-result-summary > div {
    min-width: 0;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fafbfc;
}

.ico-result-summary span,
.ico-result-summary strong {
    display: block;
}

.ico-result-summary span {
    margin-bottom: 3px;
    color: var(--text-light);
    font-size: 11px;
}

.ico-result-summary strong {
    overflow-wrap: anywhere;
    color: #344054;
    font-size: 13px;
}

@media (max-width: 900px) {
    .ico-workspace {
        grid-template-columns: 1fr;
    }

    .ico-upload-area {
        min-height: 260px;
    }
}

@media (max-width: 640px) {
    .tool-tabs {
        grid-template-columns: 1fr;
    }

    .tool-tab {
        justify-content: flex-start;
    }

    .ico-box {
        padding: 16px;
        border-radius: 14px;
    }

    .ico-editor-card,
    .ico-settings-card {
        padding: 12px;
    }

    .ico-crop-stage {
        width: min(360px, 100%);
    }

    .ico-size-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ico-actions {
        flex-direction: column;
    }

    .ico-actions .btn-reset {
        flex: none;
        width: 100%;
    }

    .ico-result-summary {
        grid-template-columns: 1fr;
    }

    .software-card {
        margin: 8px 0;
    }
}

/* 2026-09-22 10:12（北京时间）：新增多工具分类、指定KB/尺寸设置、裁剪编辑、水印、隐私清理、Favicon、拼接与取色页面样式。 */
.tool-tabs-multi {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 8px;
    padding: 8px;
}
.tool-tabs-multi .tool-tab {
    min-width: 0;
    white-space: nowrap;
}
.advanced-settings {
    margin: 8px 0;
    border: 1px solid #dbe4f0;
    border-radius: 12px;
    background: #f8fafc;
    overflow: hidden;
}
.advanced-settings summary {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 14px;
    cursor: pointer;
    font-weight: 700;
    color: #25364d;
    list-style: none;
}
.advanced-settings summary::-webkit-details-marker { display: none; }
.advanced-settings summary span {
    font-weight: 400;
    color: #8290a3;
    font-size: 12px;
}
.advanced-settings[open] summary { border-bottom: 1px solid #e8edf4; }
.advanced-grid,
.always-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px 8px;
    padding: 12px 14px;
}
.always-grid { margin: 8px 0; padding: 0; }
.input-with-unit,
.size-inputs {
    display: flex;
    align-items: center;
    gap: 8px;
}
.input-with-unit input,
.size-inputs input { flex: 1; min-width: 0; }
.input-with-unit span,
.size-inputs span { color: #7a889b; font-size: 12px; white-space: nowrap; }
.inline-radios {
    display: flex;
    align-items: center;
    gap: 18px;
    min-height: 40px;
}
.inline-radios label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 13px;
    color: #314158;
}
.inline-radios input { margin: 0; accent-color: #2f7cf6; }
.stacked-radios { align-items: flex-start; flex-direction: column; gap: 10px; }
.local-tool-grid,
.color-tool-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, .75fr);
    gap: 8px;
}
.local-editor-card,
.local-settings-card,
.color-side {
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #fbfcfe;
    padding: 12px;
}
.mini-upload {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    padding: 8px 12px;
    border: 1px dashed #9db9df;
    border-radius: 10px;
    color: #2f7cf6;
    background: #f7fbff;
    cursor: pointer;
    font-size: 13px;
    transition: .2s ease;
}
.mini-upload:hover { border-color: #2f7cf6; background: #eef6ff; }
.mini-upload.grow { flex: 1; }
.wide-upload { width: 100%; min-height: 54px; }
.simple-upload-row { display: flex; gap: 8px; margin-bottom: 8px; }
.canvas-shell,
.color-canvas-wrap {
    margin-top: 8px;
    border-radius: 10px;
    background: #eef2f7;
    border: 1px solid #d9e1eb;
    overflow: auto;
    text-align: center;
    position: relative;
}
.canvas-shell canvas,
.color-canvas-wrap canvas {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
    cursor: crosshair;
    touch-action: none;
}
.crop-tip,
.color-canvas-wrap > span {
    display: block;
    padding: 7px 10px;
    color: #7b8899;
    font-size: 12px;
    background: rgba(255,255,255,.9);
}
.local-settings-card .form-group { margin-bottom: 10px; }
.tool-button-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 10px;
}
.tool-button-grid .btn-reset { min-height: 38px; }
.compact-actions { grid-template-columns: minmax(0, 1fr) auto; }
.tool-note {
    margin: 8px 0;
    color: #6f7e92;
    font-size: 12px;
    line-height: 1.7;
}
.local-results {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}
.local-result-title {
    width: 100%;
    padding: 8px 10px;
    border-radius: 8px;
    background: #eef9f4;
    color: #0b8056;
    font-size: 13px;
    font-weight: 700;
}
.local-download-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 38px;
    padding: 8px 12px;
    border: 1px solid #bdd4f6;
    border-radius: 8px;
    background: #f7fbff;
    color: #2167cb;
    text-decoration: none;
    font-size: 12px;
}
.local-download-link:hover { background: #edf5ff; }
.package-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.package-list span {
    padding: 5px 8px;
    border-radius: 7px;
    background: #edf5ff;
    color: #32659e;
    font-size: 11px;
}
.color-canvas-wrap canvas { cursor: crosshair; }
.color-side h3 { margin: 0 0 8px; font-size: 14px; color: #26364b; }
.color-side h3 + .picked-color { margin-bottom: 16px; }
.picked-color {
    display: grid;
    grid-template-columns: 48px 1fr auto;
    gap: 10px;
    align-items: center;
    padding: 10px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #fff;
}
#pickedSwatch { width: 48px; height: 48px; border-radius: 9px; background: #000; border: 1px solid rgba(0,0,0,.08); }
.picked-color strong,
.picked-color small { display: block; }
.picked-color strong { font-size: 15px; color: #1f2d3d; }
.picked-color small { margin-top: 3px; color: #8491a2; }
.palette-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.palette-swatch {
    height: 66px;
    border: 1px solid rgba(0,0,0,.08);
    border-radius: 9px;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    position: relative;
}
.palette-swatch span {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 3px 2px;
    background: rgba(255,255,255,.88);
    color: #26364b;
    font-size: 10px;
}
.empty-tip { color: #8b97a8; font-size: 12px; }
input[type="color"] {
    width: 100%;
    min-height: 40px;
    padding: 4px;
    border: 1px solid #d8e0ea;
    border-radius: 8px;
    background: #fff;
}

@media (max-width: 1100px) {
    .tool-tabs-multi { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .advanced-grid, .always-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
    .tool-tabs-multi { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .local-tool-grid, .color-tool-grid { grid-template-columns: 1fr; }
    .advanced-grid, .always-grid { grid-template-columns: 1fr; }
    .tool-button-grid { grid-template-columns: 1fr 1fr; }
    .palette-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 480px) {
    .tool-tabs-multi { grid-template-columns: 1fr 1fr; }
    .tool-tab { font-size: 12px; }
    .inline-radios { flex-wrap: wrap; gap: 10px 14px; }
    .tool-button-grid { grid-template-columns: 1fr; }
    .palette-grid { grid-template-columns: repeat(2, 1fr); }
}