:root{color-scheme:light;--bg:#f3f6fb;--card:#fff;--text:#18243b;--muted:#69788d;--border:#e3eaf3;--blue:#245ddb;--blue2:#164fca;--shadow:0 12px 34px rgba(25,50,95,.07)}*{box-sizing:border-box}html{font-family:system-ui,-apple-system,'Segoe UI',Tahoma,Arial,sans-serif}body{margin:0;background:var(--bg);color:var(--text)}a{color:var(--blue);text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.48;cursor:not-allowed}.site-head{height:76px;background:var(--card);border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;padding:0 max(20px,calc((100vw - 1120px)/2))}.site-brand{color:var(--text);font-size:19px;font-weight:700;display:flex;align-items:center;gap:10px}.brand-icon{background:var(--blue);color:white;width:42px;height:42px;border-radius:14px;display:grid;place-items:center;font-size:25px}.head-actions{display:flex;gap:10px}.icon-btn{min-width:50px;height:42px;border:1px solid var(--border);border-radius:12px;background:var(--card);color:var(--text)}.tool{max-width:920px;margin:0 auto;padding:55px 18px}.hero{text-align:center;margin-bottom:28px}.eyebrow{font-size:11px;letter-spacing:.13em;font-weight:750;color:var(--blue)}.hero h1{font-size:clamp(26px,4vw,40px);margin:16px 0 12px}.hero p{color:var(--muted);font-size:16px}.tool-card,.info-card,.panel{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;padding:27px}.dropzone{min-height:220px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:15px;border:2px dashed #a9beef;background:#f7faff;border-radius:18px;text-align:center;padding:24px;cursor:pointer}.dropzone.dragging{border-color:var(--blue);background:#eaf2ff}.upload-icon{font-size:40px;color:var(--blue)}.file-btn,.btnlink{display:inline-block;border-radius:12px;background:#e4edff;padding:11px 18px;color:var(--blue);font-weight:650}.controls{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}.controls label,.panel label,.auth-card label{display:flex;flex-direction:column;gap:9px;font-weight:600;font-size:14px}select,input:not([type=checkbox]):not([type=file]),textarea{border:1px solid #d3dfef;border-radius:11px;background:var(--card);color:var(--text);padding:12px;width:100%;outline:none}select:focus,input:focus,textarea:focus{border-color:var(--blue)}.actions{display:flex;gap:12px;margin-top:24px}.actions button,.panel button,.auth-card button{border:0;border-radius:12px;background:var(--blue);padding:13px 20px;color:white;font-weight:700}.actions button:hover,.panel button:hover,.auth-card button:hover{background:var(--blue2)}.actions button.secondary{background:#e8eef8;color:#344361}.files-list{margin-top:20px}.file-row{padding:12px 14px;margin-top:8px;border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;gap:12px;min-width:0}.file-row strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:13px}.file-row small{color:var(--muted)}.remove{border:0;background:#fff0f0;border-radius:9px;color:#bb3f3f;font-size:20px;padding:3px 11px}.status{margin-top:18px;color:var(--text);line-height:2;overflow-wrap:anywhere}.download-link{display:inline-block;background:#e1f8ea;border-radius:9px;color:#117345;padding:5px 12px;margin:4px}.privacy{text-align:center;color:var(--muted);font-size:12px;margin:20px 0 0}.info-card{margin-top:20px}.info-card h2{font-size:19px}.info-card p{color:var(--muted);line-height:1.8}.site-footer{text-align:center;border-top:1px solid var(--border);padding:20px;color:var(--muted);font-size:13px}.site-footer nav{display:flex;gap:9px;justify-content:center;flex-wrap:wrap}.footer-chip{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:7px 13px}.admin-body{background:#f3f6fb}.auth-card{background:white;width:min(440px,calc(100% - 28px));margin:8vh auto;padding:34px;border-radius:22px;box-shadow:var(--shadow)}.auth-card form,.panel form{display:grid;gap:15px}.auth-card form{display:grid;gap:18px}.auth-card h1{font-size:24px}.brand{font-size:19px;font-weight:800;color:var(--text)}.brand small{font-weight:500;color:var(--muted);font-size:12px}.muted{color:var(--muted);line-height:1.7}.tiny{font-size:12px}.notice{padding:13px 15px;background:#edf3ff;color:#24538b;border-radius:12px;margin:14px 0}.notice.error{background:#fff0f0;color:#aa3131}.notice.success{background:#ebfff1;color:#087439}.admin-top{height:70px;background:#142946;color:white;display:flex;justify-content:space-between;align-items:center;padding:0 30px}.admin-top .brand{color:white}.admin-top .brand small{color:#bdd2ef}.admin-top .top-link{color:#bed5ff;margin-inline-end:25px}.username{color:#fff;font-size:13px}.admin-grid{display:grid;grid-template-columns:230px minmax(0,1fr);min-height:calc(100vh - 70px)}.sidebar{background:#1c3454;color:white;padding:25px 14px}.sidebar h3{font-size:15px;padding:0 12px}.sidebar a{display:block;color:#d7e4f6;padding:14px;border-radius:12px;margin:4px 0}.sidebar a.active{background:#356de0;color:white}.sidebar .logout{background:none;color:#ff9e9e;border:0;padding:14px;font-size:14px}.admin-main{padding:30px;max-width:1160px;width:100%}.admin-main h1{font-size:27px}.panel{margin-top:20px;border-radius:16px;padding:26px}.panel h2{font-size:19px}.panel label{margin:17px 0}.panel textarea{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.5}.panel .check{display:flex;flex-direction:row;align-items:center;gap:10px}.panel hr{border:0;border-top:1px solid var(--border);margin:25px 0}.twocol{display:grid;grid-template-columns:1fr 1fr;gap:16px}.string-row{padding:14px 0;border-bottom:1px solid var(--border)}.admin-footer{text-align:center;font-size:12px;color:var(--muted);margin:32px}.panel input[type=file]{margin:10px 0;padding:10px;border:1px solid var(--border);border-radius:8px;width:100%}[data-theme=dark]{color-scheme:dark;--bg:#0e1727;--card:#1b2940;--text:#f3f6ff;--muted:#acbfd7;--border:#32435a;--blue:#78a7ff;--blue2:#3b6cc5;--shadow:0 12px 34px rgba(0,0,0,.14)}[data-theme=dark] .dropzone{background:#202f49;border-color:#5f7dab}[data-theme=dark] .file-btn,[data-theme=dark] .actions button.secondary{background:#314568;color:#e1eaff}[data-theme=dark] .download-link{background:#234a3c;color:#c4ffd8}[data-theme=dark] .remove{background:#53313b;color:#ffccd3}@media(max-width:750px){.admin-grid{grid-template-columns:1fr}.sidebar{display:flex;gap:6px;overflow-x:auto;white-space:nowrap;padding:10px}.sidebar h3{display:none}.sidebar a{padding:10px}.sidebar form{flex:none}.admin-main{padding:15px}.twocol,.controls{grid-template-columns:1fr}.admin-top{padding:12px;font-size:12px}.site-head{padding:12px 16px}.site-brand{font-size:14px}.tool{padding-top:35px}.tool-card{padding:15px}.auth-card{margin:5vh auto}.admin-top .top-link{margin-inline-end:8px}}