:root{--ink:#111318;--muted:#667085;--bg:#f7f8fa;--card:#fff;--line:#e4e7ec;--soft:#f2f4f7;--accent:#141a2a;--green:#067647;--greenbg:#ecfdf3;--red:#b42318;--blue:#175cd3;--bluebg:#eff8ff;--amber:#93370d;--amberbg:#fffaeb}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}a{color:inherit}.wrap{width:min(100% - 32px,1080px);margin:auto}header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}.nav{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:850;letter-spacing:-.04em;text-decoration:none;font-size:20px;display:flex;align-items:center;gap:9px}.brand-mark{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:var(--accent);color:#fff;font-size:15px}.nav-right{display:flex;align-items:center;gap:18px}.navlinks{display:flex;gap:20px;font-size:14px;color:var(--muted)}.navlinks a{text-decoration:none}.navlinks a:hover{color:var(--ink)}.lang{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;font:inherit;font-size:13px;color:var(--ink)}main{padding:52px 0 72px}.hero{text-align:center;max-width:820px;margin:0 auto 30px}.home-hero{padding-top:20px}.tool-hero{max-width:760px}.badge{display:inline-flex;gap:8px;align-items:center;background:var(--greenbg);color:var(--green);border:1px solid #abefc6;border-radius:999px;padding:8px 12px;font-size:13px;font-weight:750;margin-bottom:18px}h1{font-size:clamp(38px,6vw,62px);line-height:1.02;letter-spacing:-.05em;margin:0}.hero p{font-size:18px;line-height:1.65;color:var(--muted);max-width:690px;margin:18px auto 0}.privacy-callout{margin:24px auto 0;max-width:700px;display:flex;gap:14px;align-items:flex-start;text-align:left;background:#fff;border:1px solid var(--line);border-radius:16px;padding:15px 17px}.privacy-icon{font-size:24px;line-height:1}.privacy-callout strong{display:block;font-size:15px;margin-bottom:3px}.privacy-callout span{font-size:14px;color:var(--muted);line-height:1.55}.section-head{max-width:680px;margin-bottom:18px}.section-head h2,.prose h2{font-size:30px;letter-spacing:-.035em;margin:0 0 8px}.section-head p{color:var(--muted);line-height:1.6;margin:0}.tools-section{margin-top:42px}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.tool-card{display:grid;grid-template-columns:auto 1fr auto;gap:13px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;text-decoration:none;transition:.18s}.tool-card:hover{transform:translateY(-2px);border-color:#c9ced8;box-shadow:0 10px 30px rgba(16,24,40,.07)}.tool-card.current{background:#f8fafc}.tool-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--soft);font-size:20px;font-weight:800}.tool-card strong{display:block;font-size:15px;margin-bottom:3px}.tool-card small{display:block;color:var(--muted);line-height:1.35;font-size:12px}.arrow{color:#98a2b3}.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0 48px}.trust-row article,.content-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.trust-row span{font-size:22px}.trust-row strong{display:block;margin:8px 0 5px}.trust-row p{font-size:14px;color:var(--muted);line-height:1.55;margin:0}.content-card{margin-top:16px}.prose p,.prose li{color:var(--muted);line-height:1.72;font-size:15px}.prose h3{font-size:19px;margin:24px 0 8px}.prose details{border-top:1px solid var(--line);padding:15px 0}.prose summary{font-weight:750;cursor:pointer}.prose details p{margin:8px 0 0}.notice{border-radius:12px;padding:13px 14px;font-size:13px;line-height:1.55;margin-top:14px}.notice.info{background:var(--bluebg);color:#1849a9;border:1px solid #b2ddff}.notice.warning{background:var(--amberbg);color:var(--amber);border:1px solid #fedf89}.breadcrumb{font-size:13px;color:var(--muted);display:flex;gap:7px;margin-bottom:28px}.breadcrumb a{text-decoration:none}.tool-shell{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 18px 55px rgba(16,24,40,.07);max-width:900px;margin:0 auto}.upload-box{min-height:210px;border:2px dashed #cbd0d7;border-radius:16px;display:grid;place-items:center;text-align:center;padding:26px;background:#fbfcfd;cursor:pointer;transition:.18s}.upload-box.drag{border-color:#667085;background:#f8fafc}.upload-box .drop-icon{width:55px;height:55px;border-radius:14px;background:var(--soft);display:grid;place-items:center;margin:0 auto 12px;font-size:18px;font-weight:850}.upload-box strong{font-size:19px;display:block}.upload-box span{font-size:14px;color:var(--muted);display:block;margin:5px 0 14px}.file-input{display:none}.btn{border:0;border-radius:10px;padding:12px 16px;font-size:14px;font-weight:750;cursor:pointer}.btn-primary{background:var(--accent);color:#fff}.btn-secondary{background:var(--soft);color:var(--ink)}.btn:disabled{opacity:.55;cursor:not-allowed}.actions{display:flex;justify-content:flex-end;gap:9px;flex-wrap:wrap;margin-top:18px}.files{display:grid;gap:9px;margin-top:14px}.file{border:1px solid var(--line);border-radius:12px;background:#fff;padding:11px 13px;display:grid;grid-template-columns:auto 1fr auto;gap:11px;align-items:center}.file .handle{color:#98a2b3;cursor:grab}.file-name{font-size:14px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-meta{font-size:12px;color:var(--muted);margin-top:2px}.remove{border:0;background:#fff1f2;color:#be123c;width:31px;height:31px;border-radius:8px;cursor:pointer;font-size:16px}.field{margin-top:16px}.field label,.signature-panel>label{font-size:13px;font-weight:750;display:block;margin-bottom:7px}.field input[type=text],.field input[type=number],.field select{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:11px 12px;font:inherit;font-size:14px}.field input[type=range]{width:100%}.field small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid.three{grid-template-columns:repeat(3,1fr)}.check-row{display:flex;gap:10px;align-items:flex-start;margin-top:15px;padding:13px;border-radius:12px;background:var(--soft);font-size:13px;color:#475467;line-height:1.45}.check-row input{margin-top:2px}.status{font-size:14px;color:var(--muted);min-height:22px;margin-top:12px}.status.ok{color:var(--green)}.status.err{color:var(--red)}.status .progress{display:inline-block;margin-left:6px}.tool-below{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,.8fr);gap:16px;align-items:start;margin-top:34px}.tool-below .content-card{margin-top:0}.mini-tools{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px}.mini-tools h3{font-size:14px;margin:2px 4px 10px}.mini-tools .tool-card{padding:10px;border-radius:11px;margin-top:7px}.mini-tools .tool-icon{width:34px;height:34px;font-size:15px}.mini-tools small{display:none}.faq-block{margin-top:16px}.signature-panel{margin-top:16px}.signature-panel canvas{display:block;width:100%;height:180px;border:1px solid var(--line);border-radius:12px;background:#fff;touch-action:none}.text-btn{border:0;background:transparent;color:var(--blue);padding:8px 0;cursor:pointer;font-weight:650}.legal-wrap{width:min(100% - 32px,820px);margin:auto}.legal-main{background:#fff;border:1px solid var(--line);border-radius:18px;margin:24px 0 32px;padding:28px}.legal-main h1{font-size:38px}.legal-main h2{margin-top:30px}.legal-main p,.legal-main li{line-height:1.7;color:#4b5563}.back{display:inline-block;margin-top:20px}footer{background:#fff;border-top:1px solid var(--line);padding:28px 0}.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:var(--muted)}.foot a{text-decoration:none;margin-left:18px}.foot a:hover{color:var(--ink)}
@media(max-width:900px){.tool-grid{grid-template-columns:repeat(2,1fr)}.tool-below{grid-template-columns:1fr}.mini-tools{display:none}}@media(max-width:700px){.navlinks{display:none}main{padding-top:38px}.tool-grid,.trust-row,.form-grid,.form-grid.three{grid-template-columns:1fr}.tool-shell{padding:13px}.upload-box{min-height:190px}.privacy-callout{margin-left:0;margin-right:0}.nav-right{gap:8px}.tool-card small{display:none}.foot a{margin-left:0;margin-right:16px}.signature-panel canvas{height:150px}}