.ztk-webtools{--ztk-webtools-accent:#425aef;max-width:1240px;margin:32px auto;padding:0 18px;color:#202538;font-family:inherit}
.ztk-webtools *{box-sizing:border-box}
.ztk-webtools__hero{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding:32px 34px;border:1px solid #e7eaf1;border-radius:8px;background:#fff;box-shadow:0 8px 30px rgba(32,37,56,.05)}
.ztk-webtools__eyebrow{margin:0 0 8px;color:var(--ztk-webtools-accent);font-size:12px;font-weight:700;letter-spacing:1.2px}
.ztk-webtools h1{margin:0;font-size:clamp(26px,4vw,42px);line-height:1.15;color:#171b2e}
.ztk-webtools__hero>div:first-child>p:last-child{max-width:680px;margin:12px 0 0;color:#687086;line-height:1.7}
.ztk-webtools__privacy{display:flex;align-items:center;gap:8px;flex-shrink:0;color:#4e9b70;font-size:13px;white-space:nowrap}.ztk-webtools__privacy span{font-size:18px}
.ztk-webtools__layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:22px;margin-top:22px}
.ztk-webtools__sidebar{align-self:start;position:sticky;top:24px;padding:16px;border:1px solid #e7eaf1;border-radius:8px;background:#fff}.ztk-webtools__search{display:flex;align-items:center;gap:8px;padding:9px 10px;border:1px solid #dfe3ec;border-radius:6px;color:#8790a5}.ztk-webtools__search input{width:100%;border:0;outline:0;background:transparent;font:inherit;color:#202538}.ztk-webtools__category{margin-top:20px}.ztk-webtools__category>span{display:block;margin-bottom:7px;color:#9098aa;font-size:11px;font-weight:700}.ztk-webtools__nav-item{display:block;width:100%;padding:9px 10px;border:0;border-radius:5px;background:transparent;color:#535d73;text-align:left;font:inherit;font-size:13px;cursor:pointer}.ztk-webtools__nav-item:hover,.ztk-webtools__nav-item.is-active{background:#eef1ff;color:var(--ztk-webtools-accent);font-weight:600}
.ztk-webtools__main{min-width:0}.ztk-webtools__toolbar{display:flex;align-items:center;justify-content:space-between;min-height:34px;margin-bottom:10px;color:#6d7589;font-size:13px}.ztk-webtools__clear{border:0;background:transparent;color:#7d8598;font:inherit;cursor:pointer}.ztk-webtools__clear:hover{color:var(--ztk-webtools-accent)}
.ztk-tool-card{display:none;border:1px solid #e7eaf1;border-radius:8px;background:#fff;box-shadow:0 8px 28px rgba(32,37,56,.04);overflow:hidden}.ztk-tool-card.is-active{display:block}.ztk-tool-card header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:22px 24px;border-bottom:1px solid #edf0f5}.ztk-tool-card header p{margin:0 0 4px;color:var(--ztk-webtools-accent);font-size:11px;font-weight:700}.ztk-tool-card h2{margin:0;font-size:20px;line-height:1.35;color:#202538}.ztk-tool-card header small{display:block;margin-top:6px;color:#7b8498;font-size:13px}.ztk-tool-open{padding:7px 13px;border:1px solid #dbe0ef;border-radius:5px;background:#fff;color:var(--ztk-webtools-accent);font:inherit;font-size:12px;cursor:pointer}.ztk-tool-open:hover{border-color:var(--ztk-webtools-accent)}
.ztk-tool-panel{padding:22px 24px}.ztk-tool-panel textarea{display:block;width:100%;min-height:150px;padding:12px 14px;border:1px solid #dfe3ec;border-radius:6px;resize:vertical;background:#fbfcfe;color:#202538;font:13px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace}.ztk-tool-panel textarea:focus,.ztk-tool-panel input:focus,.ztk-tool-panel select:focus{border-color:var(--ztk-webtools-accent);outline:2px solid color-mix(in srgb,var(--ztk-webtools-accent) 18%,transparent)}
.ztk-tool-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.ztk-tool-button{padding:9px 15px;border:1px solid var(--ztk-webtools-accent);border-radius:5px;background:var(--ztk-webtools-accent);color:#fff;font:inherit;font-size:13px;cursor:pointer}.ztk-tool-button:hover{filter:brightness(.94)}
.ztk-tool-fields{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;margin-bottom:12px}.ztk-tool-fields label,.ztk-tool-select{display:flex;flex-direction:column;gap:6px;color:#687086;font-size:12px}.ztk-tool-fields input[type=number],.ztk-tool-fields input[type=text],.ztk-tool-select select{min-width:120px;padding:9px 10px;border:1px solid #dfe3ec;border-radius:5px;background:#fff;color:#202538;font:inherit}.ztk-tool-fields label:not(:has(input[type=number])){flex-direction:row;align-items:center;margin-bottom:9px}.ztk-tool-stats{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.ztk-tool-stats span,.ztk-color-values span{padding:8px 10px;border:1px solid #e7eaf1;border-radius:5px;color:#6b7488;font-size:12px}.ztk-tool-stats b{margin-left:4px;color:#202538}.ztk-tool-split{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ztk-diff-result{max-height:300px;margin-top:14px;padding:12px;border:1px solid #e7eaf1;border-radius:6px;overflow:auto;background:#fbfcfe;font:13px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace}.ztk-diff-same{color:#737c90}.ztk-diff-remove{color:#b43c4a;background:#fff0f1}.ztk-diff-add{color:#19754c;background:#eaf8f0}.ztk-color-picker{display:flex;align-items:center;gap:10px}.ztk-color-picker input[type=color]{width:58px;height:44px;padding:3px;border:1px solid #dfe3ec;border-radius:5px;background:#fff}.ztk-color-picker input[type=text]{width:140px;padding:10px;border:1px solid #dfe3ec;border-radius:5px;font:13px ui-monospace,monospace}.ztk-color-values{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.ztk-color-values b{margin-left:5px;color:#202538}.ztk-tool-status{min-height:20px;margin:12px 0 0;color:#7b8498;font-size:12px}.ztk-tool-status.is-success{color:#278457}.ztk-tool-status.is-error{color:#c13d4b}.ztk-image-preview{margin-top:14px}.ztk-image-preview img{display:block;max-width:100%;max-height:260px;border:1px solid #e7eaf1;border-radius:6px}
.ztk-webtools__empty{padding:36px;text-align:center;color:#8992a5}
:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools{color:#e7ebf4}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools :is(.ztk-webtools__hero,.ztk-webtools__sidebar,.ztk-tool-card){border-color:rgba(255,255,255,.12);background:#1c2230;box-shadow:0 8px 28px rgba(0,0,0,.2)}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools h1{color:#f6f8fc}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools :is(.ztk-webtools__hero>div:first-child>p:last-child,.ztk-tool-card header small){color:#aab4c7}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools :is(.ztk-webtools__search,.ztk-tool-panel textarea,.ztk-tool-fields input[type=number],.ztk-tool-fields input[type=text],.ztk-tool-select select,.ztk-color-picker input[type=text]){border-color:rgba(255,255,255,.16);background:#151a25;color:#edf1f8}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools :is(.ztk-tool-card header,.ztk-diff-result){border-color:rgba(255,255,255,.12)}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools :is(.ztk-webtools__search input,.ztk-webtools__search input::placeholder){color:#edf1f8}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools :is(.ztk-tool-stats span,.ztk-color-values span){border-color:rgba(255,255,255,.12);color:#aab4c7}:is(body.dark-theme,body.dark-mode,body.night-theme,body.theme-dark,html.dark-theme,html.dark-mode,[data-theme="dark"]) .ztk-webtools :is(.ztk-tool-stats b,.ztk-color-values b){color:#f2f5fa}.ztk-webtools__nav-item:hover,.ztk-webtools__nav-item.is-active{background:color-mix(in srgb,var(--ztk-webtools-accent) 22%,transparent)}
@media (prefers-color-scheme:dark){body:not(.light-theme) .ztk-webtools{color:#e7ebf4}body:not(.light-theme) .ztk-webtools :is(.ztk-webtools__hero,.ztk-webtools__sidebar,.ztk-tool-card){border-color:rgba(255,255,255,.12);background:#1c2230}body:not(.light-theme) .ztk-webtools h1{color:#f6f8fc}body:not(.light-theme) .ztk-webtools :is(.ztk-tool-panel textarea,.ztk-tool-fields input[type=number],.ztk-tool-fields input[type=text],.ztk-tool-select select,.ztk-color-picker input[type=text]){border-color:rgba(255,255,255,.16);background:#151a25;color:#edf1f8}}
@media (max-width:780px){.ztk-webtools{margin:18px auto;padding:0 12px}.ztk-webtools__hero{display:block;padding:24px 20px}.ztk-webtools__privacy{margin-top:18px}.ztk-webtools__layout{display:block}.ztk-webtools__sidebar{position:static;margin-bottom:16px}.ztk-webtools__sidebar nav{display:flex;gap:8px;margin-top:12px;padding-bottom:3px;overflow-x:auto}.ztk-webtools__category{display:flex;flex:none;gap:8px;margin:0}.ztk-webtools__category>span{display:none}.ztk-webtools__nav-item{display:block;width:auto;border:1px solid #e1e5ef;white-space:nowrap}.ztk-tool-card{display:block;margin-bottom:12px}.ztk-tool-card:not(.is-active){display:none}.ztk-tool-card header,.ztk-tool-panel{padding:18px}.ztk-tool-split{grid-template-columns:1fr}.ztk-tool-fields{gap:10px}.ztk-tool-fields input[type=number]{min-width:100px}}