:root{--bg:#f6f7f9;--surface:#fff;--border:#e5e7eb;--border-strong:#d1d5db;--text:#111827;--text-2:#4b5563;--text-3:#6b7280;--accent:#4a87c7;--accent-hover:#3b74ac;--accent-soft:#e7f1fa;--accent-soft-hover:#d8e8f5;--ok:#16a34a;--danger:#dc2626;--radius:12px;--shadow:0 1px 2px #1018280d, 0 4px 16px #1018280f;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, "Helvetica Neue", Arial, sans-serif;--maxw:760px}*{box-sizing:border-box}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}html,body{margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.55}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}.site-header{background:var(--surface);border-bottom:1px solid var(--border)}.site-header .wrap{align-items:center;gap:12px;padding-top:16px;padding-bottom:16px;display:flex}.brand{color:var(--text);align-items:center;gap:10px;font-size:18px;font-weight:700;text-decoration:none;display:flex}.brand-mark{flex:none;justify-content:center;align-items:center;width:36px;height:36px;display:inline-flex}.brand-mark img{object-fit:contain;width:100%;height:100%;display:block}.tagline{color:var(--text-2);margin:0;font-size:13.5px}.ad-slot{margin:20px 0}.ad-slot .box{border:1px dashed var(--border-strong);border-radius:var(--radius);min-height:90px;color:var(--text-3);letter-spacing:.08em;text-transform:uppercase;background:repeating-linear-gradient(45deg,#fafafa,#fafafa 12px,#f1f2f4 12px 24px);justify-content:center;align-items:center;font-size:12px;display:flex}.ad-label{color:var(--text-3);text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px;font-size:11px}main{display:block}.tool{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;overflow:hidden}.tabs{border-bottom:1px solid var(--border);background:#fafafa;display:flex}.tab{cursor:pointer;font:inherit;color:var(--text-2);white-space:nowrap;background:0 0;border:0;border-bottom:2px solid #0000;flex:1;margin-bottom:-1px;padding:14px 8px;font-size:14px;font-weight:600}.tab:hover{color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--surface)}.tab:disabled{opacity:.5;cursor:not-allowed}.tab-sep{background:var(--border);width:1px;margin:10px 0}.tool-body{padding:24px}.tool-desc{color:var(--text-2);margin:0 0 18px;font-size:14px}.tool-desc b{color:var(--text);font-weight:600}.note{color:var(--text-3);margin-top:12px;font-size:12px}.dropzone{border:1.5px dashed var(--border-strong);border-radius:var(--radius);text-align:center;cursor:pointer;background:#fbfbfc;flex-direction:column;justify-content:center;align-items:center;gap:6px;padding:26px 20px;transition:border-color .15s,background .15s;display:flex}.dropzone:hover,.dropzone.dragging{border-color:var(--accent);background:var(--accent-soft)}.dropzone[aria-disabled=true]{cursor:not-allowed}.dz-main{color:var(--text);margin:0;font-size:15px;font-weight:600}.dz-main .link{color:var(--accent);font-weight:600}.dz-sub{color:var(--text-3);margin:0;font-size:12.5px}.file-list{flex-direction:column;gap:8px;margin:14px 0 0;padding:0;list-style:none;display:flex}.file-list li{border:1px solid var(--border);background:var(--surface);border-radius:10px;align-items:center;gap:10px;padding:10px 12px;display:flex}.file-list li.reorderable{cursor:grab}.file-list li.dragging{opacity:.45}.file-list li.drop-target{box-shadow:inset 0 2px 0 var(--accent)}.file-icon{border-radius:8px;flex:none;justify-content:center;align-items:center;width:38px;height:38px;display:flex;overflow:hidden}.file-icon.doc{border:1px solid var(--border);background:#fff}.file-icon.doc .doc-lines{flex-direction:column;gap:3px;display:flex}.file-icon.doc i{background:var(--border-strong);border-radius:2px;height:2.5px;display:block}.file-icon.photo{color:#fff;background:linear-gradient(135deg,#a9c9e6,#7fafd6);font-size:16px}.meta{flex:1;min-width:0}.name{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.sub{color:var(--text-3);font-size:12px}.sub.oversized{color:#b91c1c;font-weight:600}.ctrl{gap:6px;display:flex}.icon-btn{border:1px solid var(--border);background:var(--surface);cursor:pointer;width:28px;height:28px;color:var(--text-2);border-radius:7px;justify-content:center;align-items:center;font-size:13px;display:inline-flex}.icon-btn:hover:not(:disabled){border-color:var(--border-strong);color:var(--text)}.icon-btn.danger:hover:not(:disabled){color:var(--danger);border-color:var(--danger)}.icon-btn:disabled{opacity:.35;cursor:not-allowed}.options{flex-wrap:wrap;align-items:flex-start;gap:18px;margin-top:16px;display:flex}.opt{flex-direction:column;align-items:flex-start;gap:6px;display:flex}.opt-label{color:var(--text-2);text-transform:uppercase;letter-spacing:.05em;font-size:12px;font-weight:600}.segmented{border:1px solid var(--border);background:var(--surface);border-radius:9px;display:inline-flex;overflow:hidden}.segmented button{cursor:pointer;font:inherit;color:var(--text-2);border:0;border-right:1px solid var(--border);background:0 0;padding:7px 14px;font-size:13.5px;font-weight:500}.segmented button:last-child{border-right:0}.segmented button.active{background:var(--accent);color:#fff}.segmented button:not(.active):not(:disabled):hover{background:var(--accent-soft);color:var(--text)}.segmented button:disabled{opacity:.5;cursor:not-allowed}.range-row{align-items:center;gap:10px;display:flex}.range-row input[type=range]{width:150px;accent-color:var(--accent)}.range-row .val{color:var(--text);text-align:right;min-width:34px;font-size:13px;font-weight:600}.hint{color:var(--text-3);margin-top:8px;font-size:12px}.actions{flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;display:flex}.btn{cursor:pointer;font:inherit;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:11px 22px;font-size:14.5px;font-weight:600;text-decoration:none;display:inline-flex}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover:not(:disabled){background:var(--accent-hover)}.btn.ghost{background:var(--surface);border-color:var(--border-strong);color:var(--text)}.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}.btn.soft{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}.btn.soft:hover:not(:disabled){background:var(--accent-soft-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.progress{margin-top:18px}.progress .bar{background:var(--border);border-radius:99px;height:8px;overflow:hidden}.progress .bar>span{background:var(--accent);border-radius:99px;width:0;height:100%;transition:width .15s;display:block}.progress .label{color:var(--text-2);margin-top:6px;font-size:12.5px}.error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;margin-top:16px;padding:10px 12px}.warn{color:#b45309;background:#fffbeb;border:1px solid #fde68a;border-radius:8px;margin-top:12px;padding:10px 12px;font-size:.9rem}.result{border-radius:var(--radius);background:#f0fdf4;border:1px solid #bbf7d0;margin-top:20px;padding:16px}.result .r-head{align-items:center;gap:8px;margin-bottom:6px;display:flex}.result .check{background:var(--ok);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:20px;height:20px;font-size:12px;display:inline-flex}.result .r-title{font-size:14.5px;font-weight:600}.result .r-sub{color:var(--text-2);margin:0 0 12px;font-size:13px}.result .r-actions{flex-wrap:wrap;gap:10px;display:flex}.results-list{flex-direction:column;align-items:flex-start;gap:8px;max-height:220px;margin-top:12px;display:flex;overflow:auto}.page-grid{gap:10px;margin-top:12px;padding-bottom:6px;display:flex;overflow-x:auto}.thumb{text-align:center;flex:none;width:74px;margin:0}.thumb img{object-fit:contain;border:1px solid var(--border);background:#fff;border-radius:6px;width:74px;height:96px}.thumb figcaption{color:var(--text-3);white-space:nowrap;text-overflow:ellipsis;margin-top:5px;font-size:10.5px;overflow:hidden}.content{margin:32px 0}.content h2{margin:24px 0 10px;font-size:18px}.content ol{color:var(--text-2);padding-left:20px}.content ol li{margin-bottom:6px}.content ol li strong{color:var(--text)}.content details{border:1px solid var(--border);background:var(--surface);border-radius:10px;margin-bottom:8px;padding:12px 16px}.content details summary{cursor:pointer;font-size:14.5px;font-weight:600}.content details p{color:var(--text-2);margin:8px 0 0;font-size:14px}.site-footer{border-top:1px solid var(--border);background:var(--surface);margin-top:8px;padding:20px 0}.site-footer .wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.site-footer nav{gap:18px;display:flex}.site-footer a{color:var(--text-2);font-size:13.5px;text-decoration:none}.site-footer a:hover{color:var(--accent)}.site-footer p{color:var(--text-3);margin:0;font-size:13px}@media (width<=640px){.tab{padding:12px 4px;font-size:12.5px}.tool-body{padding:16px}.options{flex-direction:column;align-items:stretch}.site-footer .wrap{flex-direction:column;align-items:flex-start}.consent-inner{flex-direction:column;align-items:stretch}.consent-actions .btn{flex:1}}.legal{max-width:720px;margin:0 auto;padding:32px 0 48px}.legal h1{margin:0 0 4px;font-size:26px}.legal .legal-updated{color:var(--text-3);margin:0 0 24px;font-size:13px}.legal h2{margin:28px 0 8px;font-size:18px}.legal p,.legal li{color:var(--text-2);font-size:14.5px}.legal a{color:var(--accent)}.legal code{color:var(--text);background:#f1f2f4;border-radius:4px;padding:1px 5px;font-size:.9em}.legal .summary{background:var(--accent-soft);border:1px solid var(--accent-soft-hover);border-radius:var(--radius);margin:16px 0;padding:14px 16px}.legal .summary p{color:var(--text);margin:0}.legal table{border-collapse:collapse;width:100%;margin:12px 0;font-size:13.5px}.legal th,.legal td{text-align:left;border:1px solid var(--border);vertical-align:top;padding:8px 10px}.legal th{color:var(--text);background:#fafafa;font-weight:600}.legal td{color:var(--text-2)}.consent-banner{z-index:1000;background:var(--surface);border-top:1px solid var(--border);padding:14px 0;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 16px #10182814}.consent-banner[hidden]{display:none!important}.consent-inner{max-width:var(--maxw);flex-wrap:wrap;align-items:center;gap:8px 16px;margin:0 auto;padding:0 20px;display:flex}.consent-title{flex:100%;margin:0;font-size:14px;font-weight:700}.consent-text{color:var(--text-2);flex:280px;margin:0;font-size:13px}.consent-text a{color:var(--accent)}.consent-actions{flex-wrap:wrap;gap:8px;display:flex}.consent-actions .btn{padding:8px 16px;font-size:13.5px}.tool-page{padding:28px 0 48px}.tool-page h1{letter-spacing:-.01em;margin:0 0 10px;font-size:28px;line-height:1.25}.tool-page .lede{color:var(--text-2);margin:0 0 24px;font-size:15.5px}.tool-page .tool{margin-bottom:32px}.content ul{color:var(--text-2);padding-left:20px}.content ul li{margin-bottom:6px}.content a{color:var(--accent)}.tool-nav{flex-wrap:wrap;gap:8px;margin-top:24px;display:flex}.tool-nav a{color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-soft-hover);border-radius:999px;padding:7px 14px;font-size:13.5px;font-weight:600;text-decoration:none;display:inline-block}.tool-nav a:hover{background:var(--accent-soft-hover)}