:root{--bg: #f6f7fb;--card: #ffffff;--text: #1f2430;--muted: #6b7280;--accent: #2f6fed;--accent-2: #e8f0fe;--ok: #16a34a;--warn: #d97706;--border: #e5e7eb;--radius: 14px}html{overflow-y:scroll;scrollbar-gutter:stable}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}header{text-align:center;padding:32px 16px 8px}header .brand{font-size:20px;font-weight:800;letter-spacing:-.3px}header .brand .hl{color:var(--accent)}header .tabs{display:inline-flex;gap:8px;margin-top:14px;padding:5px;background:#eef1f7;border-radius:14px;flex-wrap:wrap;justify-content:center}header .tabs button{padding:9px 20px;border:none;border-radius:10px;background:transparent;font-size:14px;font-weight:700;color:var(--muted);cursor:pointer;transition:all .15s}header .tabs button:hover{color:var(--text)}header .tabs button.on{background:var(--card);color:var(--accent);box-shadow:0 2px 8px #2f6fed1f}header h1{font-size:26px;font-weight:800;letter-spacing:-.5px;margin-top:18px}header p.sub{color:var(--muted);margin-top:8px;font-size:14px}.privacy-badge{display:inline-flex;align-items:center;gap:6px;margin-top:12px;padding:5px 14px;background:#ecfdf5;color:var(--ok);border:1px solid #a7f3d0;border-radius:999px;font-size:12px;font-weight:600}.shell{display:flex;min-height:100vh}.sidebar{width:228px;flex-shrink:0;background:var(--card);border-right:1px solid var(--border);position:sticky;top:0;height:100vh;overflow-y:auto;padding:20px 14px;display:flex;flex-direction:column}.sidebar .logo{font-size:20px;font-weight:800;text-decoration:none;color:var(--text);padding:0 8px 14px;display:block}.sidebar .logo .hl{color:var(--accent)}.nav{flex:1}.group-title{font-size:12px;color:var(--text);font-weight:800;letter-spacing:1px;padding:12px 8px 6px;margin-top:8px;border-top:1px solid var(--border)}.nav .group:first-child .group-title{border-top:none;margin-top:0}.nav-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:9px;font-size:13px;font-weight:600;color:var(--muted);text-decoration:none;transition:all .12s}.nav-item:hover{background:#f3f5fa;color:var(--text)}.nav-item.router-link-active{background:var(--accent-2);color:var(--accent)}.nav-icon{width:20px;text-align:center}.side-foot{font-size:11px;color:#b0b7c3;line-height:1.8;padding:12px 8px 0;border-top:1px solid var(--border);margin-top:14px}.workspace{flex:1;min-width:0;display:flex;flex-direction:column}.main{flex:1;width:100%;max-width:1080px;margin:0 auto;padding:24px 20px 64px}.tool-hero{text-align:center;padding:6px 0 4px}.tool-hero h1{font-size:24px;font-weight:800;letter-spacing:-.4px}.tool-sub{color:var(--muted);margin-top:8px;font-size:14px}.home-group{margin-top:34px}.group-h{font-size:18px;font-weight:800}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px}.tool-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 16px;text-decoration:none;color:var(--text);transition:all .15s;display:flex;flex-direction:column;gap:6px}.tool-card:hover{border-color:var(--accent);box-shadow:0 4px 16px #2f6fed1a;transform:translateY(-2px)}.card-icon{font-size:24px}.card-name{font-size:14px;font-weight:700}.card-desc{font-size:12px;color:var(--muted);line-height:1.6}.grow{flex:1}.grow-l{flex:1;min-width:200px}.field-lbl{font-size:13px;font-weight:600;color:var(--muted)}.content-area{width:100%;box-sizing:border-box;padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-size:13px;line-height:1.7;font-family:inherit;resize:vertical}.content-area:focus{outline:none;border-color:var(--accent)}.opt-row .txt,.opt-row input.txt{flex:1;min-width:160px;padding:7px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px}.chk{cursor:pointer}.text-out{width:100%}.text-page pre,.text-out pre{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:14px;font-size:13px;line-height:1.8;white-space:pre-wrap;word-break:break-all;max-height:420px;overflow:auto;font-family:inherit}.page-mark{color:#b0b7c3;font-size:12px;margin:10px 0 4px}.page-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;width:100%}.page-cell{border:1px solid var(--border);border-radius:10px;overflow:hidden;position:relative;background:#f8fafc}.page-cell.removed{opacity:.3}.page-cell img{width:100%;display:block}.page-no{position:absolute;top:6px;left:6px;background:#1f2430b3;color:#fff;font-size:11px;border-radius:6px;padding:2px 8px}.page-ops{display:flex;gap:4px;padding:8px;flex-wrap:wrap}.page-ops button{border:1px solid var(--border);background:#fff;border-radius:6px;font-size:12px;padding:3px 8px;cursor:pointer}.page-ops button:disabled{opacity:.3}.md-wrap{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}.md-left,.md-right{display:flex;flex-direction:column;gap:10px;min-width:0}.md-head{display:flex;gap:8px;align-items:center;font-size:13px;font-weight:700;color:var(--muted);justify-content:space-between}.md-editor{width:100%;height:460px;border:1px solid var(--border);border-radius:var(--radius);padding:14px;font-size:13px;line-height:1.7;font-family:ui-monospace,Menlo,Consolas,monospace;resize:vertical}.md-render{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;font-size:14px;line-height:1.9;min-height:460px;overflow:auto}.md-render h1{font-size:24px;margin:14px 0 10px}.md-render h2{font-size:19px;margin:14px 0 8px}.md-render h3{font-size:16px;margin:12px 0 6px}.md-render p{margin:8px 0}.md-render ul,.md-render ol{padding-left:22px;margin:8px 0}.md-render blockquote{border-left:3px solid var(--accent);padding-left:12px;color:var(--muted);margin:10px 0}.md-render pre{background:#f1f3f8;border-radius:8px;padding:12px;overflow:auto;font-size:12px}.md-render code{background:#f1f3f8;border-radius:4px;padding:1px 5px;font-size:12px}.md-render pre code{background:none;padding:0}.md-render table{border-collapse:collapse;width:100%;margin:10px 0}.md-render th,.md-render td{border:1px solid var(--border);padding:6px 10px;font-size:13px}.qr{max-width:320px}main{max-width:1080px;margin:0 auto;padding:24px 16px 64px}@media (max-width: 900px){.shell{flex-direction:column}.sidebar{width:100%;height:auto;position:static;border-right:none;border-bottom:1px solid var(--border);padding:12px}.nav{display:flex;gap:4px;overflow-x:auto}.group{display:flex;align-items:center;gap:4px}.group-title{padding:0 4px 0 12px;white-space:nowrap}.nav-item{white-space:nowrap}.side-foot{display:none}.tool-grid{grid-template-columns:1fr 1fr}.md-wrap{grid-template-columns:1fr}.feature-cards,.page-grid{grid-template-columns:1fr 1fr}}.drop-zone{background:var(--card);border:2px dashed #c9d4ea;border-radius:var(--radius);padding:48px 24px;text-align:center;cursor:pointer;transition:all .2s}.drop-zone:hover,.drop-zone.dragging{border-color:var(--accent);background:#f5f9ff}.drop-zone .icon{font-size:40px}.drop-zone h2{font-size:18px;margin-top:12px}.drop-zone p{color:var(--muted);font-size:13px;margin-top:6px}.drop-zone input[type=file]{display:none}.drop-zone.pdf{border-color:#f3c1a0}.drop-zone.pdf:hover,.drop-zone.pdf.dragging{border-color:#ea7317;background:#fffaf4}.drop-zone.word{border-color:#b9cff2}.drop-zone.word:hover,.drop-zone.word.dragging{border-color:#2b579a;background:#f5f9ff}.seo-content{max-width:1080px;margin:0 auto;padding:8px 16px 48px}.seo-content h2{font-size:22px;font-weight:800;text-align:center}.seo-content .lead{color:var(--muted);font-size:14px;line-height:1.8;text-align:center;max-width:720px;margin:12px auto 0}.feature-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}.feature-cards .card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 18px}.feature-cards .card-icon{font-size:26px}.feature-cards h3{font-size:15px;font-weight:700;margin-top:10px}.feature-cards p{color:var(--muted);font-size:13px;line-height:1.7;margin-top:6px}.block-title{font-size:17px;font-weight:700;margin-top:36px}.steps{margin:14px 0 0 20px;color:var(--muted);font-size:14px;line-height:2}.faq{margin-top:14px;display:flex;flex-direction:column;gap:10px}.faq details{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 18px}.faq summary{font-size:14px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}.faq summary:after{content:"+";color:var(--accent);font-weight:700;font-size:16px}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);font-size:13px;line-height:1.8;margin-top:10px}@media (max-width: 640px){.feature-cards{grid-template-columns:1fr 1fr}}.settings{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-top:16px}.settings .row{display:flex;flex-wrap:wrap;gap:24px;align-items:center}.settings .field{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600}.settings .field>.lbl{color:var(--muted);font-weight:600}.settings .field label{font-weight:600;cursor:pointer}.seg{display:inline-flex;border:1px solid var(--border);border-radius:10px;overflow:hidden}.seg button{padding:7px 16px;border:none;background:#fff;font-size:13px;font-weight:600;cursor:pointer;color:var(--muted);transition:all .15s}.seg button+button{border-left:1px solid var(--border)}.seg button.on{background:var(--accent);color:#fff}.settings input[type=range]{accent-color:var(--accent);width:130px}.settings .val{min-width:44px;color:var(--accent);font-variant-numeric:tabular-nums;font-weight:700}.settings input[type=number]{width:84px;padding:7px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px}.settings select{padding:7px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px;background:#fff}.settings .unit{color:var(--muted);font-size:12px}.settings .hint{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.7}.settings .disabled-field{opacity:.4;pointer-events:none}.toolbar{display:flex;justify-content:space-between;align-items:center;margin:20px 0 12px;gap:12px;flex-wrap:wrap}.toolbar .stats{font-size:13px;color:var(--muted)}.toolbar .stats b{color:var(--text)}.toolbar .actions{display:flex;gap:10px}.btn{padding:9px 18px;border-radius:10px;border:1px solid var(--border);background:var(--card);font-size:13px;font-weight:600;cursor:pointer;transition:all .15s}.btn:hover{border-color:#c9d4ea;background:#f3f5fa}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:#2563eb;border-color:#2563eb}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{border-color:transparent;background:transparent;color:var(--muted)}.btn-ghost:hover{color:#dc2626;background:#fef2f2}.file-list{display:flex;flex-direction:column;gap:10px}.file-row{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px 16px;display:flex;align-items:center;gap:14px}.file-row .thumb{width:64px;height:64px;border-radius:8px;object-fit:cover;background:#f3f4f6;flex-shrink:0;background-image:linear-gradient(45deg,#eee 25%,transparent 25%,transparent 75%,#eee 75%),linear-gradient(45deg,#eee 25%,transparent 25%,transparent 75%,#eee 75%);background-size:12px 12px;background-position:0 0,6px 6px}.file-row .info{flex:1;min-width:0}.file-row .name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-row .meta{font-size:12px;color:var(--muted);margin-top:4px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}.file-row .meta .dims:before{content:"尺寸 ";color:#b3b9c6}.file-row .ratio{font-size:13px;font-weight:700;white-space:nowrap}.file-row .ratio.down{color:var(--ok)}.file-row .ratio.up{color:var(--warn)}.file-row .size{font-size:12px;color:var(--muted);min-width:170px;text-align:right;font-variant-numeric:tabular-nums}.file-row .dl{padding:7px 14px;font-size:12px}.file-row.error{border-color:#fecaca;background:#fef2f2}.bar-wrap{height:6px;background:var(--accent-2);border-radius:999px;overflow:hidden;margin-top:8px}.bar-fill{height:100%;width:40%;background:var(--accent);border-radius:999px;animation:slide 1.2s ease-in-out infinite}@keyframes slide{0%{margin-left:-40%}to{margin-left:100%}}.subtabs{display:flex;gap:8px;justify-content:center;margin-bottom:14px;flex-wrap:wrap}.subtabs button{padding:8px 18px;border:1px solid var(--border);border-radius:999px;background:var(--card);font-size:13px;font-weight:600;color:var(--muted);cursor:pointer;transition:all .15s}.subtabs button.on{background:var(--accent);border-color:var(--accent);color:#fff}.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-top:16px;display:flex;flex-direction:column;gap:14px;align-items:flex-start}.src-row{display:flex;gap:12px;align-items:center;font-size:14px;font-weight:600}.opt-row{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:13px;font-weight:600}.opt-row label{display:flex;gap:6px;align-items:center;color:var(--muted);cursor:pointer}.opt-row input[type=number],.opt-row select{padding:6px 8px;border:1px solid var(--border);border-radius:8px;font-size:13px;width:76px}.opt-row input[type=color]{width:34px;height:30px;border:1px solid var(--border);border-radius:8px;padding:2px;background:#fff;cursor:pointer}.range-input{width:340px;max-width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px}.outputs{width:100%;display:flex;flex-direction:column;gap:8px}.out-row{display:flex;gap:10px;align-items:center;font-size:13px;background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:8px 12px}.out-row .dl:disabled{opacity:.3}.out-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}.out-size{color:var(--muted);font-size:12px;white-space:nowrap}.idx{color:var(--muted)}.err{color:#dc2626;font-size:13px;font-weight:600}.preview{max-width:100%;max-height:420px;object-fit:contain;border:1px solid var(--border);border-radius:10px;background:repeating-conic-gradient(#f3f4f6 0% 25%,#fff 0% 50%) 50%/16px 16px}.mini{width:36px;height:36px;object-fit:cover;border-radius:6px;border:1px solid var(--border);flex-shrink:0}.grid-preview{display:grid;gap:5px;background:#fff;border:1px solid var(--border);border-radius:12px;padding:5px;width:100%;max-width:420px;margin:0 auto}.grid-cell{position:relative;overflow:hidden;border-radius:2px}.grid-cell img{width:100%;height:100%;object-fit:cover;display:block}.cell-no{position:absolute;right:5px;bottom:3px;font-size:11px;font-weight:700;color:#fffffff2;text-shadow:0 1px 3px rgba(0,0,0,.7);background:#00000040;border-radius:6px;padding:0 5px}footer{text-align:center;color:var(--muted);font-size:12px;padding:24px 16px 40px;border-top:1px solid var(--border)}footer .icp{margin-top:10px}footer .icp a{color:var(--muted);text-decoration:none}footer .icp a:hover{color:var(--accent);text-decoration:underline}@media (max-width: 640px){.settings .row{gap:14px}.file-row{flex-wrap:wrap}.file-row .size{text-align:left;min-width:0}}
