:root{--bg: #f3efe6;--surface: #faf8f4;--text: #1a1814;--muted: #6b6560;--primary: #b45309;--primary-hover: #92400e;--primary-rgb: 180, 83, 9;--primary-subtle: rgba(180, 83, 9, .08);--primary-muted: rgba(180, 83, 9, .12);--accent-cool: #2563eb;--accent-cool-rgb: 37, 99, 235;--accent-warm: #f59e0b;--accent-warm-rgb: 245, 158, 11;--icon-bg: #f5ebe0;--border: #d9d2c6;--radius: 8px;--radius-sm: 6px;--shadow: 0 4px 20px rgba(26, 24, 20, .06);--font: "Noto Serif SC", "Songti SC", serif;--mono: "JetBrains Mono", "Cascadia Code", monospace;--header-h: 56px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);background:radial-gradient(circle at 12% 8%,rgba(var(--accent-warm-rgb),.16),transparent 30%),radial-gradient(circle at 88% 0%,rgba(var(--accent-cool-rgb),.12),transparent 32%),linear-gradient(rgba(180,83,9,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.025) 1px,transparent 1px),var(--bg);background-size:auto,auto,32px 32px,32px 32px,auto;color:var(--text);line-height:1.65;min-height:100vh;display:flex;flex-direction:column}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:960px;width:100%;margin:0 auto;padding:0 20px}.container-wide{max-width:1400px;width:100%;margin:0 auto;padding:0 24px}.site-footer{margin-top:auto;border-top:1px solid var(--border);padding:32px 0 28px;color:var(--muted);font-size:.85rem;text-align:center}.home-intro{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 14px;margin:12px 0 20px;border:1px solid rgba(217,210,198,.8);border-radius:var(--radius);background:linear-gradient(135deg,#fffdf8e6,#faf8f4c7),radial-gradient(circle at 10% 0%,rgba(var(--accent-warm-rgb),.14),transparent 34%),radial-gradient(circle at 96% 8%,rgba(var(--accent-cool-rgb),.12),transparent 30%);box-shadow:0 6px 24px #1a18140a}.home-intro h1{font-size:1.35rem;font-weight:700;line-height:1.25;margin-bottom:2px}.home-intro p{color:var(--muted);font-size:.84rem;line-height:1.45}.home-badges{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px;flex-shrink:0}.home-badges span{font-size:.72rem;color:#5b5148;border:1px solid rgba(217,210,198,.9);border-radius:999px;padding:3px 8px;background:#fffdf8c7}.home-badges span:first-child{border-color:rgba(var(--accent-cool-rgb),.22);color:#1d4ed8}.home-badges span:last-child{border-color:rgba(var(--accent-warm-rgb),.28);color:#a16207}.home-content{width:100%;max-width:1200px;margin:0 auto;padding-bottom:36px}.tool-category{margin-bottom:28px}.tool-category:last-child{margin-bottom:0}.category-title{font-size:.86rem;font-weight:700;color:var(--muted);margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--border)}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;width:100%}.tool-card{background:#faf8f4e0;border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;display:flex;align-items:flex-start;gap:10px;color:inherit;text-decoration:none;cursor:pointer;box-shadow:0 1px #1a181406;transition:transform .18s ease,border-color .18s ease,background-color .18s ease,box-shadow .18s ease}.tool-card:hover{transform:translateY(-1px);border-color:#c8c0b4;background:#fffdf9;box-shadow:0 8px 22px #1a181411;text-decoration:none}.tool-card:focus-visible{outline:2px solid rgba(var(--primary-rgb),.42);outline-offset:2px}.tool-card .icon{width:34px;height:34px;flex-shrink:0;background:var(--icon-bg);color:var(--primary);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-weight:600;font-size:.72rem}.tool-card-body{min-width:0;flex:1}.tool-card h3{font-size:.92rem;font-weight:700;margin-bottom:2px;line-height:1.35}.tool-card p{color:var(--muted);font-size:.78rem;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.site-header{background:#faf8f4eb;backdrop-filter:blur(8px);border-bottom:1px solid var(--border);padding:12px 0;position:sticky;top:0;z-index:200}.site-header .inner{display:flex;align-items:center;justify-content:space-between}.logo{font-size:1.2rem;font-weight:700;color:var(--text);text-decoration:none}.logo:hover{text-decoration:none;color:var(--primary)}.nav a{margin-left:20px;color:var(--muted);font-size:.9rem}.nav a:hover{color:var(--primary);text-decoration:none}main{flex:1;width:100%;padding:28px 0 48px}.tag{font-size:.72rem;font-family:var(--mono);background:var(--bg);color:var(--muted);padding:2px 8px;border-radius:4px;border:1px solid var(--border)}.tool-layout{display:block;width:100%}.tool-switcher{position:relative;display:flex;align-items:center;gap:7px;min-height:28px;margin:0 0 14px;font-size:.82rem}.tool-switcher-home{display:inline-flex;align-items:center;gap:3px;width:fit-content;color:var(--muted);text-decoration:none;white-space:nowrap}.tool-switcher-home:hover{color:var(--text);text-decoration:none}.tool-switcher-separator{color:#a59e94}.tool-switcher-menu{position:static}.tool-switcher-menu summary{display:inline-flex;align-items:center;gap:5px;color:var(--muted);cursor:pointer;list-style:none;white-space:nowrap}.tool-switcher-menu summary::-webkit-details-marker{display:none}.tool-switcher-menu summary:hover,.tool-switcher-menu summary:focus-visible{color:var(--text)}.tool-switcher-menu summary:focus-visible{outline:2px solid rgba(var(--primary-rgb),.22);outline-offset:3px;border-radius:2px}.tool-switcher-chevron{width:12px;height:12px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.4;transition:transform .16s ease}.tool-switcher-menu[open] .tool-switcher-chevron{transform:rotate(180deg)}.tool-switcher-popover{position:absolute;z-index:180;top:calc(100% + 7px);left:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:min(680px,calc(100vw - 48px));max-height:min(520px,68vh);padding:8px;overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius);background:#fffdf9;box-shadow:0 18px 45px #1a181424}.tool-switcher-group{min-width:0;padding:9px 10px 11px}.tool-switcher-group-title{display:block;margin:0 0 5px;color:var(--muted);font-size:.72rem;font-weight:600}.tool-switcher-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 6px}.tool-switcher-list a{min-width:0;padding:4px 6px;overflow:hidden;border-radius:4px;color:var(--text);font-size:.8rem;line-height:1.4;text-decoration:none;text-overflow:ellipsis;white-space:nowrap}.tool-switcher-list a:hover{background:#1a18140e;text-decoration:none}.tool-switcher-list a[aria-current=page]{background:var(--primary-subtle);color:var(--primary-hover);font-weight:600}.tool-main{flex:1;min-width:0;width:100%;max-width:100%}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.tool-page .tool-panel,.tool-page .json-split,.tool-page .compress-workspace,.tool-page .exif-workspace,.tool-page .annotate-panel{width:100%}.tool-page h1{font-size:1.75rem;margin-bottom:10px;font-weight:700;display:inline-block;vertical-align:baseline;margin-right:10px}.tool-page .intro{color:var(--muted);margin-bottom:16px;font-size:.86rem;display:inline-block;vertical-align:baseline}.tool-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:20px}.tool-panel label,.field-label{display:block;font-weight:600;margin-bottom:8px;font-size:.88rem}.tool-panel textarea,.tool-panel input[type=text],.tool-panel select,.tool-panel input[type=file]{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-family:var(--mono);font-size:.85rem;background:#fff;resize:vertical}.tool-panel textarea{min-height:160px;line-height:1.5}.tool-panel textarea.tall-editor{min-height:260px}.tool-panel textarea.json-editor{tab-size:2}.tool-panel textarea.output-readonly{background:var(--bg);color:var(--text);cursor:default}.field-hint{font-size:.78rem;color:var(--muted);margin-top:6px;font-family:var(--mono)}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px}.stat-card span{display:block;color:var(--muted);font-size:.78rem;margin-bottom:4px}.stat-card strong{display:block;font-family:var(--mono);font-size:1.3rem;line-height:1.2;word-break:break-all}.regex-row{display:grid;grid-template-columns:minmax(0,1fr) 160px;gap:12px;margin-bottom:12px}.regex-replace-label,.sha-file-label,.sha-output-label{margin-top:12px}.result-box{min-height:160px;max-height:340px;overflow:auto;padding:10px 12px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--muted);font-size:.86rem}.regex-demo-list{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 12px}.regex-demo-btn{padding:6px 10px;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text);cursor:pointer;font-size:.82rem}.regex-demo-btn:hover{border-color:var(--primary);color:var(--primary)}.match-item{padding:8px 0;border-bottom:1px dashed var(--border);color:var(--text)}.match-item:last-child{border-bottom:none}.match-item strong,.match-item span,.match-group{margin-right:8px;font-family:var(--mono);font-size:.78rem;color:var(--muted)}.match-item code,.match-group code{color:var(--text);background:var(--bg);padding:1px 5px;border-radius:4px}.ic-option{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:.86rem;color:var(--muted);cursor:pointer}.ic-option input{margin:0}.ic-split{margin-top:16px}.ic-preview{min-height:160px;max-height:340px;overflow:auto;padding:10px 12px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--text);font-size:.9rem;line-height:1.7;white-space:pre-wrap;word-break:break-word}.ic-empty,.ic-ok{color:var(--muted)}.ic-mark{display:inline;margin:0 1px;padding:1px 4px;border-radius:4px;font-family:var(--mono);font-size:.78rem;font-style:normal;cursor:pointer;border:1px solid transparent}.ic-mark.is-active,.ic-finding.is-active{outline:2px solid var(--primary);outline-offset:1px}.ic-zero-width{background:#ffe8e8;color:#b42318}.ic-space{background:#e8f1ff;color:#175cd3}.ic-bidi{background:#f3e8ff;color:#6941c6}.ic-control,.ic-format{background:#fff4e5;color:#b54708}.ic-finding{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;width:100%;padding:8px 4px;border:0;border-bottom:1px dashed var(--border);background:transparent;color:var(--text);text-align:left;cursor:pointer;font:inherit}.ic-finding:last-child{border-bottom:none}.ic-finding:hover{background:var(--bg)}.ic-finding strong,.ic-finding span{font-family:var(--mono);font-size:.78rem;color:var(--muted)}.ic-finding code{color:var(--text);background:var(--bg);padding:1px 5px;border-radius:4px;font-size:.78rem}.qr-grid{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:16px;align-items:start}.qr-preview-panel{text-align:center}.qr-preview{display:grid;place-items:center;min-height:420px;border:1px dashed var(--border);border-radius:var(--radius);background:var(--bg);overflow:auto}.qr-preview canvas{max-width:100%;height:auto;background:#fffef9}.btn-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.btn{padding:8px 16px;border:none;border-radius:6px;font-size:.88rem;cursor:pointer;background:var(--primary);color:#fff}.btn:hover{background:var(--primary-hover)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.msg{margin-top:12px;padding:10px 12px;border-radius:6px;font-size:.88rem}.msg.error{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}.msg.success{background:#f0fdf4;color:#15803d;border:1px solid #bbf7d0}.section{margin-top:32px}.section h2{font-size:1.1rem;margin-bottom:12px}.section ul{padding-left:20px;color:var(--muted);font-size:.92rem}.section li{margin-bottom:6px}.section code{font-family:var(--mono);font-size:.85em;background:var(--bg);padding:1px 6px;border-radius:4px}.ts-field{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-family:var(--mono);font-size:.9rem;background:#fff}.ts-page{--ts-sun: #f59e0b;--ts-sun-soft: #fef3c7;--ts-sky: #fffbeb;position:relative}.ts-page:before{content:"";position:absolute;inset:-12px -8px auto;height:220px;background:radial-gradient(ellipse 80% 100% at 20% 0%,rgba(245,158,11,.12),transparent 70%),radial-gradient(ellipse 60% 80% at 90% 10%,rgba(var(--primary-rgb),.08),transparent 65%);pointer-events:none;z-index:0}.ts-page>*{position:relative;z-index:1}.ts-live-card{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;margin-bottom:20px;padding:24px 28px;border-radius:16px;border:1px solid #ecd9b8;background:linear-gradient(145deg,#fffdf8,#faf3e4 48%,#fff9ee);box-shadow:0 12px 40px rgba(var(--primary-rgb),.08),inset 0 1px #ffffffe6}.ts-clock-shell{position:relative;width:min(220px,42vw);aspect-ratio:1}.ts-clock-svg{width:100%;height:100%;filter:drop-shadow(0 8px 16px rgba(26,24,20,.1))}.ts-clock-ring{fill:none;stroke:#c4a574;stroke-width:3}.ts-clock-face{fill:#fffef9;stroke:#e8d5b5;stroke-width:1}.ts-tick{stroke:#b8956a;stroke-width:2.5;stroke-linecap:round}.ts-hand{stroke-linecap:round}.ts-hand-hour{stroke:#1a1814;stroke-width:4}.ts-hand-min{stroke:#3d3830;stroke-width:3}.ts-hand-sec{stroke:var(--primary);stroke-width:2}.ts-clock-cap{fill:var(--primary)}.ts-hand-group{transition:transform .05s linear}@media(prefers-reduced-motion:reduce){.ts-hand-group{transition:none}}.ts-clock-badge{position:absolute;top:8px;right:4px;font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;color:var(--primary);background:var(--ts-sun-soft);border:1px solid #fcd34d;border-radius:999px;padding:2px 8px}.ts-live-kicker{font-size:.78rem;color:var(--muted);letter-spacing:.2em;text-transform:uppercase;margin-bottom:10px}.ts-live-stack{display:grid;gap:8px}.ts-copy-row{display:grid;grid-template-columns:3.2em 1fr auto;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;background:#ffffffa6;border:1px solid rgba(217,210,198,.8);transition:border-color .2s,background .2s}.ts-copy-row:hover{border-color:#d4b896;background:#fff}.ts-copy-label{font-size:.78rem;color:var(--muted)}.ts-copy-val{font-family:var(--mono);font-size:.88rem;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ts-copy-val-lg{font-size:1.35rem;font-weight:600;letter-spacing:.04em;color:var(--primary)}.ts-copy-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--muted);cursor:pointer;transition:color .2s,border-color .2s,background .2s}.ts-copy-btn:hover{color:var(--primary);border-color:#d4b896;background:var(--ts-sun-soft)}.ts-copy-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.ts-convert-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:16px}.ts-panel{margin-bottom:0;border-radius:14px;border-color:#e5d9c8;background:#ffffffb8;backdrop-filter:blur(4px)}.ts-panel-head{display:flex;align-items:center;gap:8px;margin-bottom:10px}.ts-panel-head label{margin-bottom:0;font-size:.95rem}.ts-panel-icon{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;background:var(--ts-sun-soft);color:var(--primary);font-family:var(--mono);font-weight:700;font-size:.9rem}.ts-result-card{margin-bottom:12px;padding:18px 20px;border-radius:14px;border:1px dashed #d4b896;background:#fffef9e6}.ts-result-title{font-size:.92rem;color:var(--muted);margin-bottom:12px;font-weight:600}.ts-tips ul{font-size:.88rem}.ts-unit-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:10px;font-size:.85rem}.ts-radio{display:inline-flex;align-items:center;gap:4px;cursor:pointer;color:var(--muted)}.ts-global-actions{margin-top:4px}@media(max-width:768px){.ts-live-card{grid-template-columns:1fr;justify-items:center;text-align:center;padding:20px 16px}.ts-live-side{width:100%}.ts-convert-grid{grid-template-columns:1fr}.ts-copy-row{grid-template-columns:2.8em 1fr auto}}.json-expand-rules{margin-top:10px;padding-top:10px;border-top:1px dashed var(--border)}.json-expand-rules label{display:block;font-size:.78rem;color:var(--muted);margin-bottom:6px}.json-rule-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.json-rule-head label{margin-bottom:0}.json-expand-rules textarea{width:100%;min-height:52px;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-family:var(--mono);font-size:.78rem;resize:vertical}.json-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:stretch;min-height:0}.json-split>.tool-panel{min-width:0}.json-workbench:not(.is-json-page-full){height:calc(100vh - 11.5rem);max-height:calc(100vh - 11.5rem);display:flex;flex-direction:column;min-height:0;overflow:hidden}.json-workbench:not(.is-json-page-full) .json-split{flex:1;min-height:0}.json-pane{display:flex;flex-direction:column;min-height:0;max-height:100%;margin-bottom:0;overflow:hidden}.json-pane-body{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.json-pane-foot{flex-shrink:0;margin-top:auto;padding-top:8px;max-height:42%;overflow-y:auto}.json-pane-body .json-editor{flex:1;min-height:72px;height:auto;max-height:100%;overflow:auto;resize:none}.json-expand-rules textarea{max-height:72px}.json-workbench.is-json-page-full{position:fixed;inset:0;z-index:600;background:var(--bg);padding:12px;display:flex;flex-direction:column;overflow:hidden}.json-workbench.is-json-page-full .json-split{flex:1;min-height:0}.json-workbench.is-json-page-full .json-pane{min-height:0;height:100%}body.json-page-full{overflow:hidden}.json-output-wrap{flex:1;min-height:0;height:100%;overflow:hidden;border:1px solid var(--border);border-radius:6px;background:#fff;display:flex;flex-direction:column;position:relative}#json-editor-host{flex:1;min-height:0;display:flex;flex-direction:column}#json-editor-host .jse-main{flex:1;min-height:0;border:none;--jse-font-family-mono: var(--mono);--jse-font-size-mono: .82rem;--jse-theme-color: var(--primary);--jse-theme-color-highlight: var(--primary-hover);--jse-key-color: #1a4fb3;--jse-value-color-string: #1a7f37;--jse-value-color-number: #0550ae;--jse-value-color-boolean: #953800;--jse-value-color-null: #6b6560;--jse-background-color: #fff;--jse-hover-background-color: rgba(var(--primary-rgb), .06);--jse-selection-background-color: rgba(var(--primary-rgb), .14)}.json-panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.json-panel-header label{margin-bottom:0}.json-header-actions{display:flex;gap:8px}.btn-sm{padding:4px 12px;font-size:.78rem}.json-placeholder{color:var(--muted);padding:12px}.json-minify{flex:1;min-height:0;margin:0;padding:12px;overflow:auto;white-space:pre-wrap;word-break:break-all;font-family:var(--mono);font-size:.82rem}.hanzi-add-panel{margin-bottom:16px}.hanzi-add-row{display:flex;gap:10px;margin-top:6px}.hanzi-text-input{flex:1;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:1.1rem;font-family:var(--font)}.hanzi-char-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.hanzi-char-chip{display:inline-flex;align-items:center;gap:4px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;background:#fff;font-size:1.25rem;cursor:pointer}.hanzi-char-chip.active{border-color:var(--primary);background:#fdf6ee;box-shadow:0 0 0 1px var(--primary)}.hanzi-char-chip em{font-style:normal;font-size:.9rem;color:var(--muted);padding:0 2px}.hanzi-char-chip em:hover{color:#c0392b}.hanzi-current{margin-bottom:12px;font-size:1rem}.hanzi-current strong{font-size:1.6rem;margin:0 6px;color:var(--primary)}.hanzi-dual{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.hanzi-box-panel h2{font-size:1rem;margin-bottom:4px}.hanzi-tip{font-size:.82rem;color:var(--muted);margin-bottom:10px}.tianzi-wrap{width:min(100%,300px);aspect-ratio:1;margin:0 auto;padding:8px;border:2px solid var(--primary);border-radius:4px;background:linear-gradient(to right,transparent 49.5%,#d9d2c6 49.5%,#d9d2c6 50.5%,transparent 50.5%),linear-gradient(to bottom,transparent 49.5%,#d9d2c6 49.5%,#d9d2c6 50.5%,transparent 50.5%),#fffef9;box-shadow:inset 0 0 0 1px #efe6d8}.tianzi-wrap.hanzi-clickable{cursor:pointer}.tianzi-wrap.hanzi-clickable:hover{border-color:var(--primary-hover)}.tianzi-target{width:100%;height:100%}.hanzi-actions{justify-content:center;margin-top:12px}.hanzi-status{text-align:center;margin-top:10px;font-size:.88rem;color:var(--muted);min-height:1.4em}.hanzi-empty{text-align:center;color:var(--muted);padding:24px}.hanzi-parent-tips ul{padding-left:1.2rem;color:var(--muted);line-height:1.7}@media(max-width:768px){.hanzi-dual{grid-template-columns:1fr}}.merge-dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:24px;text-align:center;color:var(--muted);outline:none}.merge-dropzone.dragover{border-color:var(--primary);background:rgba(var(--primary-rgb),.05)}.merge-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}.thumb-strip{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.thumb-item{position:relative;width:72px;height:72px;border:1px solid var(--border);border-radius:6px;overflow:hidden}.thumb-item img{width:100%;height:100%;object-fit:cover}.thumb-del{position:absolute;top:2px;right:2px;width:20px;height:20px;border:none;border-radius:50%;background:#0000008c;color:#fff;cursor:pointer;font-size:14px;line-height:1}.annotate-toolbar{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.annotate-toolbar .tool-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.fabric-wrap{overflow:auto;max-width:100%;border:1px solid var(--border);border-radius:var(--radius);background:#fff;text-align:center}.fabric-wrap canvas{max-width:100%;height:auto!important}.annotate-hint{margin-bottom:10px}.compress-btn-row{justify-content:center;align-items:center}.size-input-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.size-input-row input[type=number]{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-family:var(--mono);font-size:.85rem}.img-slot-upload{cursor:pointer;position:relative}.img-slot-upload input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}.compress-workspace{display:grid;grid-template-columns:5fr 2fr 5fr;gap:16px;align-items:start}.batch-list{display:flex;flex-direction:column;gap:6px;margin-top:10px;max-height:220px;overflow:auto}.batch-item{display:flex;justify-content:space-between;gap:8px;width:100%;text-align:left;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text);cursor:pointer;font-size:.8rem}.batch-item.is-active{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 12%,var(--bg))}.batch-item-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono)}.batch-item-st{flex-shrink:0;color:var(--muted)}.batch-grid{display:grid;gap:8px;margin-top:10px;max-height:min(52vh,480px);overflow:auto;align-content:start}.batch-grid.cols-1{grid-template-columns:1fr}.batch-grid.cols-2{grid-template-columns:repeat(2,1fr)}.batch-grid.cols-3{grid-template-columns:repeat(3,1fr)}.batch-grid.cols-4{grid-template-columns:repeat(4,1fr)}.batch-thumb{position:relative;aspect-ratio:1;border:1px solid var(--border);border-radius:6px;overflow:hidden;background:var(--bg);cursor:pointer;padding:0;display:block;width:100%}.batch-thumb.is-active{outline:2px solid var(--primary);outline-offset:1px}.batch-thumb img{width:100%;height:100%;object-fit:cover;display:block}.batch-thumb .batch-thumb-cap{position:absolute;left:0;right:0;bottom:0;padding:3px 5px;font-size:.68rem;font-family:var(--mono);color:#fff;background:linear-gradient(transparent,#000000b8);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:left}.batch-thumb .batch-thumb-st{position:absolute;top:4px;right:4px;font-size:.65rem;padding:1px 5px;border-radius:4px;background:#0000008c;color:#fff}.batch-thumb.is-error .batch-thumb-st{background:#c0392b}.batch-thumb.is-done .batch-thumb-st{background:#1e8449}.batch-workspace .img-slot-upload{aspect-ratio:auto;min-height:88px;max-height:120px}.batch-workspace.has-files .img-slot-upload{min-height:64px;max-height:72px}.compress-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.compress-controls{display:flex;flex-direction:column;gap:14px}.img-slot{aspect-ratio:4/3;border:2px dashed var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.88rem;background:var(--bg);overflow:hidden}.pdf-drop.img-slot{aspect-ratio:auto;min-height:0;height:72px;padding:0;display:grid;place-items:center;text-align:center}.pdf-drop.img-slot-upload input[type=file]{grid-area:1 / 1;position:relative;inset:auto;width:100%;height:100%;opacity:0;cursor:pointer;z-index:1}.pdf-drop .pdf-drop-text{grid-area:1 / 1;z-index:0;display:block;width:100%;padding:0 16px;margin:0;text-align:center;line-height:1.4;pointer-events:none;box-sizing:border-box}.pdf-drop.has-file{height:56px;font-size:.82rem}.pdf-copies-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:color-mix(in srgb,var(--bg) 92%,var(--primary) 4%)}.pdf-copies-row .pdf-copies-label{margin:0;font-size:.88rem;font-weight:600;color:var(--text)}.pdf-stepper{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:#fff}.pdf-stepper button{width:36px;height:36px;border:none;background:transparent;cursor:pointer;font-size:1.1rem;line-height:1;color:var(--text)}.pdf-stepper button:hover{background:var(--primary-subtle)}.pdf-stepper input[type=number]{width:52px;height:36px;margin:0;padding:0;border:none;border-left:1px solid var(--border);border-right:1px solid var(--border);border-radius:0;text-align:center;font-family:var(--mono);font-size:.95rem;-moz-appearance:textfield}.pdf-stepper input[type=number]::-webkit-outer-spin-button,.pdf-stepper input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.pdf-card-list{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}.pdf-card{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:color-mix(in srgb,var(--bg) 88%,#e11d48 6%)}.pdf-badge{flex-shrink:0;width:40px;height:48px;border-radius:6px;background:linear-gradient(160deg,#f87171,#dc2626);color:#fff;font-size:11px;font-weight:800;letter-spacing:.04em;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px #dc262659}.pdf-card-body{flex:1;min-width:0}.pdf-card-name{font-size:.9rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pdf-card-meta{margin-top:2px;font-size:.75rem;color:var(--muted);font-family:var(--mono)}.pdf-card-ops{display:flex;flex-wrap:wrap;gap:4px;flex-shrink:0}.pdf-card-ops button{border:1px solid var(--border);background:#fff;border-radius:4px;cursor:pointer;padding:4px 8px;font-size:12px}.pdf-card-ops button:disabled{opacity:.4;cursor:not-allowed}.img-slot img{max-width:100%;max-height:100%;object-fit:contain}.resize-preview-slot{min-height:260px}.resize-check{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.84rem;cursor:pointer}.resize-check input{accent-color:var(--primary)}.img-meta{margin-top:10px;font-family:var(--mono);font-size:.78rem;color:var(--muted);line-height:1.6}.compress-summary{margin-top:16px;padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);font-family:var(--mono);font-size:.82rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:12px 20px}.exif-workspace{display:grid;grid-template-columns:1fr 1.2fr;gap:16px;align-items:start}.exif-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.exif-result-panel{min-height:360px}.exif-msg{color:var(--muted);font-size:.88rem;margin-bottom:12px}.exif-tip{margin-top:12px;padding:10px 12px;background:#fef3c7;border:1px solid #fcd34d;border-radius:var(--radius);color:#92400e;font-size:.84rem;line-height:1.5}.exif-links{margin-top:12px;font-size:.82rem;color:var(--muted);line-height:1.6}.exif-links a{color:var(--primary)}.exif-section{margin-bottom:16px}.exif-section h3{font-size:.92rem;margin-bottom:8px;font-weight:600}.exif-section-warn h3{color:#b45309}.exif-table{width:100%;border-collapse:collapse;font-size:.82rem}.exif-table th,.exif-table td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}.exif-table th{width:32%;background:var(--bg);color:var(--muted);font-weight:500}.exif-table td{font-family:var(--mono);word-break:break-all}.exif-raw{margin-top:12px;font-size:.82rem}.exif-raw pre{margin-top:8px;padding:12px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:auto;max-height:280px;font-family:var(--mono);font-size:.75rem}.img-slot-upload.drag-over{border-color:var(--primary);background:#b453090f}.compress-summary strong{color:var(--text)}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:20px 12px;text-align:center;cursor:pointer;font-size:.85rem;color:var(--muted)}.upload-zone:hover{border-color:var(--primary)}.upload-zone input{display:none}.range-row{display:flex;align-items:center;gap:8px}.range-row input[type=range]{flex:1}.range-val{font-family:var(--mono);font-size:.82rem;min-width:36px;text-align:right;color:var(--primary)}@media(max-width:900px){.tool-layout{width:100%}.tool-main{width:100%;max-width:100%}.json-split,.compress-workspace,.exif-workspace,.qr-grid{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.regex-row{grid-template-columns:1fr}.qr-preview{min-height:280px}}@media(max-width:640px){.tool-switcher-popover{grid-template-columns:1fr;width:calc(100vw - 40px);max-height:64vh}.tool-switcher-group+.tool-switcher-group{border-top:1px solid rgba(217,210,198,.72)}}@media(max-width:520px){.home-intro{align-items:flex-start;flex-direction:column;gap:10px;margin-top:8px}.home-badges{justify-content:flex-start}.stat-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}