:root {
    color-scheme: light;
    --ink: #253c43;
    --muted: #667c83;
    --accent: #147d73;
    --blue: #346fc0;
    --blue-soft: #f0f6ff;
    --green: #238466;
    --green-soft: #edf8f2;
    --amber: #a96b1e;
    --amber-soft: #fff6e8;
    --violet: #8055ad;
    --violet-soft: #f6f0fc;
    --line: #dfe7eb;
}
* { box-sizing: border-box; margin: 0; padding: 0; letter-spacing: 0; }
[hidden] { display: none !important; }
body { background: #e8eef3; color: var(--ink); font: 15px/1.65 "LXGW WenKai Screen", "LXGW WenKai", system-ui, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }
button, input, textarea, select { font: inherit; }
button, select, input[type=file] { cursor: pointer; }
button { border: 1px solid var(--line); border-radius: 5px; padding: 7px 13px; color: var(--ink); background: white; transition: background .15s; }
button:hover { background: #edf5f3; }
button:disabled { opacity: .5; cursor: not-allowed; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
input, textarea, select { min-width: 0; max-width: 100%; border: 1px solid #cbd8de; border-radius: 5px; padding: 8px 11px; color: var(--ink); background: white; }
input:not([type=checkbox]), textarea, select { width: 100%; }
input::placeholder, textarea::placeholder { color: #839299; }
.container { max-width: 1160px; width: calc(100% - 40px); min-height: 100vh; margin: 0 auto; padding: 0 26px; background: white; border-inline: 1px solid var(--line); }
.site-bar { display: flex; align-items: center; justify-content: space-between; min-height: 54px; border-bottom: 1px solid var(--line); gap: 15px; font-size: 13px; }
.site-brand { font-size: 20px; font-weight: 700; }
.site-brand span { color: var(--muted); font-weight: 400; font-size: 12px; padding-left: 12px; margin-left: 12px; border-left: 1px solid var(--line); }
.header, .matrix-page header, .merge-header { padding: 23px 0 19px; text-align: left; }
h1 { color: var(--ink); font-size: 27px; font-weight: 650; line-height: 1.4; }
.subhead, .description, .merge-header p { color: var(--muted); margin-top: 5px; font-size: 13px; }
.badge { color: var(--accent); font-size: 11px; margin-bottom: 4px; }
.catalog-page .header { border-left: 3px solid var(--accent); margin: 20px 0; padding: 2px 0 2px 14px; }
.catalog-page h1 { color: #175f58; }
.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 12px 0; margin-bottom: 18px; border-block: 1px solid var(--line); }
.filter-group { display: flex; flex-wrap: wrap; gap: 5px; flex: 1; }
.filter-btn { --filter-tone: var(--accent); --filter-wash: #eef6f4; font-size: 12px; padding: 5px 10px; border-color: transparent; background: var(--filter-wash); color: var(--filter-tone); }
.filter-btn[data-category="text"] { --filter-tone: var(--violet); --filter-wash: var(--violet-soft); }
.filter-btn[data-category="dev"] { --filter-tone: var(--blue); --filter-wash: var(--blue-soft); }
.filter-btn[data-category="image"] { --filter-tone: var(--amber); --filter-wash: var(--amber-soft); }
.filter-btn[data-category="utility"] { --filter-tone: var(--green); --filter-wash: var(--green-soft); }
.filter-btn:hover { border-color: var(--filter-tone); background: var(--filter-wash); }
.filter-btn.active { background: var(--filter-tone); color: white; }
.filter-btn i { margin-right: 4px; }
.search-box { width: 205px; font-size: 12px; }
.stats { color: var(--muted); font-size: 11px; white-space: nowrap; }
.tools-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.tool-card { --tone: var(--blue); --wash: var(--blue-soft); --edge: #d4e2f5; border: 1px solid var(--edge); border-top: 3px solid var(--tone); border-radius: 7px; padding: 16px 16px 12px; display: flex; flex-direction: column; min-width: 0; background: var(--wash); box-shadow: 0 2px 6px #24434c05; transition: border-color .2s, box-shadow .2s; }
.tool-card[data-category="utility"] { --tone: var(--green); --wash: var(--green-soft); --edge: #cfe6d9; }
.tool-card[data-category="image"] { --tone: var(--amber); --wash: var(--amber-soft); --edge: #f0dfbf; }
.tool-card[data-category="text"] { --tone: var(--violet); --wash: var(--violet-soft); --edge: #e4d6f1; }
.tool-card:hover { border-color: var(--tone); box-shadow: 0 6px 18px #24434c12; }
.card-header { display: flex; gap: 10px; align-items: center; min-height: 44px; }
.tool-icon { width: 36px; height: 36px; flex-shrink: 0; display: grid; place-items: center; color: white; background: var(--tone); border-radius: 7px; font-size: 17px; }
.local-tag { display: inline-flex; align-items: center; gap: 4px; padding: 2px 6px; border: 1px solid #c8dfd3; border-radius: 4px; background: #eaf5ee; color: #267052; font-size: 10px; white-space: nowrap; }
.tool-title { flex: 1; min-width: 0; font-size: 17px; line-height: 1.4; font-weight: 650; overflow-wrap: anywhere; margin: 0; }
.tool-desc { flex: 1; color: #586e79; font-size: 12px; line-height: 1.8; margin: 11px 0 15px; }
.meta-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: space-between; border-top: 1px solid var(--edge); padding-top: 9px; }
.card-tags { display: flex; flex: 1; flex-wrap: wrap; gap: 5px; align-items: center; }
.tool-category { color: var(--tone); font-size: 10px; white-space: nowrap; }
.launch-link { display: inline-flex; align-items: center; gap: 5px; padding: 3px 0 3px 6px; color: var(--tone); font-size: 12px; font-weight: 600; white-space: nowrap; }
.action-buttons { display: flex; gap: 3px; }
.edit-tool-btn, .delete-tool-btn { padding: 3px 5px; font-size: 11px; background: none; border: 0; }
.delete-tool-btn:hover { color: #b44141; background: #fff0ed; }
.add-card { justify-content: center; align-items: center; border-style: dashed; min-height: 160px; cursor: pointer; }
.add-content { display: flex; flex-direction: column; align-items: center; gap: 5px; color: var(--accent); }
.add-content i { font-size: 24px; }
.empty-state { grid-column: 1/-1; text-align: center; padding: 45px 12px; color: var(--muted); font-size: 14px; }
.edit-footer { margin-top: 22px; padding-top: 15px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 10px; }
.enter-edit-btn { font-size: 12px; }
.save-exit-btn, .btn-submit { color: white; background: var(--accent); border-color: var(--accent); }
.save-exit-btn:hover, .btn-submit:hover { background: #12554f; }
.footer-note { color: var(--muted); font-size: 11px; padding: 12px 0 20px; text-align: center; }
.draft-notice { color: var(--muted); font-size: 11px; margin-top: 10px; text-align: right; }
.legacy-export { display: block; margin: 16px 0 0 auto; font-size: 11px; }
.modal-overlay { position: fixed; inset: 0; background: #142b4266; display: flex; align-items: center; justify-content: center; z-index: 100; visibility: hidden; opacity: 0; }
.modal-overlay.active { visibility: visible; opacity: 1; }
.modal-container { width: min(480px, calc(100% - 32px)); max-height: 90vh; overflow-y: auto; background: white; border-radius: 8px; padding: 22px; box-shadow: 0 16px 48px #162b4233; }
.modal-container h3 { font-size: 21px; margin-bottom: 18px; }
.form-group, .form-item { margin-bottom: 17px; }
.form-group label, .form-item label { display: block; margin-bottom: 5px; font-size: 13px; }
.modal-buttons { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.icon-input-row { display: flex; gap: 8px; align-items: center; }
.icon-input-row input { flex: 1; min-width: 0; }
.icon-input-preview { display: grid; place-items: center; flex-shrink: 0; width: 40px; height: 40px; color: var(--accent); background: var(--green-soft); border: 1px solid #d4e7dc; border-radius: 5px; font-size: 20px; }
.icon-picker { margin-top: 7px; border: 1px solid var(--line); border-radius: 5px; background: #fafcfd; }
.icon-picker summary { padding: 7px 10px; font-size: 12px; color: var(--accent); cursor: pointer; }
.icon-picker summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.icon-options { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 6px; padding: 8px; max-height: 216px; overflow-y: auto; overscroll-behavior: contain; border-top: 1px solid var(--line); }
.icon-option { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; min-width: 0; min-height: 62px; padding: 7px 3px; font-size: 11px; background: white; }
.icon-option i { font-size: 20px; color: var(--blue); }
.icon-option span { overflow-wrap: anywhere; }
.icon-option[aria-pressed="true"] { color: var(--accent); border-color: var(--accent); background: var(--green-soft); }
.icon-option[aria-pressed="true"] i { color: var(--accent); }
.local-option label { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.local-option input { width: 16px; height: 16px; padding: 0; accent-color: var(--accent); }
.matrix-page .main-content { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 32px; padding: 5px 0 22px; }
.section-title { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 15px; font-weight: 600; color: var(--accent); padding-bottom: 9px; margin-bottom: 12px; border-bottom: 1px solid var(--line); }
.grid-container { width: min(100%, 352px); padding: 10px; border: 1px solid #cbd8de; border-radius: 6px; background: #eef3f6; }
.grid { display: grid; grid-template-columns: repeat(8,minmax(0,1fr)); grid-template-rows: repeat(8,minmax(0,1fr)); width: 100%; aspect-ratio: 1; gap: 4px; touch-action: manipulation; }
.cell { padding: 0; min-width: 0; min-height: 0; border-radius: 3px; border: 1px solid #ccd7dc; background: white; }
.cell.active { background: var(--accent); border-color: var(--accent); }
.controls { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.controls button { font-size: 12px; }
.output-format { margin-bottom: 10px; }
.output-format select { font-size: 13px; }
.code-output { min-height: 210px; max-height: 280px; overflow: auto; border: 1px solid var(--line); border-radius: 6px; padding: 13px; font: 12px/1.8 Consolas, monospace; white-space: pre-wrap; overflow-wrap: anywhere; background: #f5f8fa; }
.preview { margin-top: 15px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.preview .section-title { border: 0; font-size: 12px; margin: 0; }
.preview-grid { display: grid; grid-template-columns: repeat(8,minmax(0,1fr)); grid-template-rows: repeat(8,minmax(0,1fr)); gap: 3px; background: #213c39; border: 6px solid #213c39; border-radius: 5px; width: 104px; aspect-ratio: 1; flex-shrink: 0; }
.preview-cell { background: #3a524c; border-radius: 50%; }
.preview-cell.active { background: #b8f08d; box-shadow: 0 0 3px #b8f08d70; }
.tool-status { min-height: 22px; color: var(--muted); font-size: 12px; }
.tool-footer, .matrix-page footer { border-top: 1px solid var(--line); padding: 13px 0 18px; color: var(--muted); font-size: 11px; }
.merge-page .container { max-width: 900px; }
.merge-workspace { display: grid; grid-template-columns: minmax(0,1.2fr) minmax(0,1fr); gap: 26px; padding: 4px 0 24px; }
.tip { color: var(--muted); font-size: 11px; margin-top: 6px; }
input[type=file] { padding: 14px; border: 1px dashed #a6beb9; background: #f2f8f5; }
input[type=file]::file-selector-button { border: 0; border-radius: 4px; background: #dcece5; padding: 6px 10px; color: var(--accent); margin-right: 10px; cursor: pointer; font: inherit; }
.btn-wrap { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
#mergeBtn { background: var(--accent); color: white; border-color: var(--accent); }
.file-summary { font-size: 12px; color: var(--accent); min-height: 25px; margin-bottom: 10px; overflow-wrap: anywhere; }
.log-box { min-height: 230px; max-height: 360px; overflow-y: auto; white-space: pre-wrap; overflow-wrap: anywhere; border: 1px solid var(--line); background: #f5f8fa; padding: 13px; border-radius: 6px; font: 12px/1.9 Consolas, "LXGW WenKai Screen", monospace; }
.success { color: #21795e; }.warn { color: #a76527; }.info { color: #477688; }
@media(max-width:1050px) { .tools-grid { grid-template-columns: repeat(3,minmax(0,1fr)); } }
@media(max-width:800px) { .tools-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }.search-box { width: 100%; }.matrix-page .main-content { gap: 20px; } }
@media(max-width:600px) {
    .container { width: calc(100% - 16px); padding: 0 15px; }
    .site-brand { font-size: 18px; }.site-brand span { font-size: 10px; margin-left: 7px; padding-left: 7px; }
    .header, .matrix-page header, .merge-header { padding: 18px 0 15px; }h1 { font-size: 23px; }
    .toolbar { gap: 9px; }.filter-group { flex-basis: 100%; }.filter-btn { padding: 5px 8px; font-size: 11px; }.search-box { flex: 1; width: auto; }.stats { font-size: 10px; }
    .tools-grid { gap: 10px; }.tool-card { padding: 12px 11px 10px; }.card-header { gap: 7px; min-height: 42px; }.tool-icon { width: 29px; height: 29px; font-size: 14px; }.local-tag { font-size: 9px; padding: 2px 4px; gap: 3px; }.tool-title { font-size: 16px; }.tool-desc { font-size: 11px; margin: 9px 0 10px; }.tool-category { font-size: 9px; }.launch-link { font-size: 11px; }.meta-row { gap: 5px; }
    .matrix-page .main-content, .merge-workspace { grid-template-columns: minmax(0,1fr); gap: 22px; }.grid-container { width: min(100%,352px); }.code-output { min-height: 170px; }.log-box { min-height: 160px; }.merge-header p { font-size: 12px; }
}
@media(max-width:360px) { .tools-grid { grid-template-columns: 1fr; }.tool-title { font-size: 17px; } }
@media(prefers-reduced-motion:reduce) { * { transition: none !important; } }