:root{--ink:#14233b;--muted:#45556a;--blue:#1746b0;--line:#c5cfdc;--paper:#f0f3f8;--white:#fff;--accent:#1746b0;font-family:'Noto Sans JP','Hiragino Kaku Gothic ProN','Yu Gothic',Meiryo,sans-serif;font-size:16px;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;line-height:1.8}a{color:var(--blue);text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}:focus-visible{outline:3px solid #ab5100;outline-offset:4px}main{min-width:0}.skip{position:fixed;left:16px;top:-100px;padding:12px 18px;background:white;z-index:30}.skip:focus{top:10px}.top{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px max(28px,calc((100vw - 1160px)/2));background:white;border-top:5px solid var(--blue);border-bottom:1px solid var(--line)}.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);flex-shrink:0}.logo-mark{display:grid;place-items:center;background:var(--blue);color:white;font-size:32px;font-weight:800;width:48px;height:48px;border-radius:10px}.logo-name{font-size:27px;font-weight:800;line-height:1.2;letter-spacing:.01em}.logo-name>span{display:block;font-size:14px;font-weight:700;margin-bottom:4px;letter-spacing:.09em}.topnav{display:flex;align-items:center;gap:24px;font-size:15px;font-weight:700}.topnav a{text-decoration:none;color:var(--ink)}.topnav a:first-child{padding:10px 16px;color:var(--blue);background:#edf2ff;border:1px solid #aabce5;border-radius:7px}.topnav a:hover{text-decoration:underline}.wrap{max-width:1216px;padding:36px 28px 64px;margin:auto}.tag{display:inline-block;color:#264471;background:#e2eafb;border:1px solid #b8c9e7;border-radius:5px;padding:3px 10px;font-size:14px;font-weight:700;letter-spacing:.03em}h1{font-size:clamp(28px,3.5vw,40px);line-height:1.5;letter-spacing:0;margin:12px 0}h2{font-size:25px;line-height:1.5;margin:0 0 18px}h3{font-size:20px;line-height:1.6;margin:26px 0 10px}.intro{font-size:17px;color:var(--muted);margin:0 0 24px;max-width:900px}.backlink{display:block;width:fit-content;margin:0 0 18px;font-size:15px;font-weight:650;text-decoration:none}.backlink:hover{text-decoration:underline}
/* Compact catalogue with explanatory input/output diagrams. */
body[data-tool=hub] h1{font-size:32px;margin:0 0 6px}body[data-tool=hub] .intro{margin-bottom:18px;font-size:16px}.finder{padding:0;background:transparent;border:0;border-radius:0;margin:18px 0 28px;box-shadow:none}.finder input{min-height:52px;font-size:17px;border:1px solid #8295af;padding:12px 16px;max-width:760px}.finder label.visually-hidden{padding:0;margin:0}input::placeholder,textarea::placeholder{color:#596c87;opacity:1}.filters{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.filters button{border:1px solid #b9c5d5;border-radius:6px;min-height:42px;background:#fff;color:#344660;font-size:15px;font-weight:600;padding:8px 15px}.filters button:hover{border-color:#1746b0;background:#f4f7fc}.filters button[aria-pressed=true]{color:#fff;background:#1746b0;border-color:#1746b0}.finder .small{margin:9px 0 0;font-size:14px}.tool-group{margin:27px 0 32px;scroll-margin-top:20px}.group-heading{display:flex;align-items:baseline;flex-wrap:wrap;gap:14px;border:0;padding:0;margin-bottom:12px}.group-heading h2{font-size:21px;margin:0;color:#172a46}.group-heading p{font-size:14px;color:#45556a;margin:0}.tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;background:#fff;border:1px solid #becbdb;border-radius:9px;overflow:hidden}.tool-card{display:block;padding:18px 22px;min-width:0;background:#fff;color:#14233b;border:0;border-bottom:1px solid #d3dce7;border-radius:0;box-shadow:none;text-decoration:none;transition:background .15s}.tool-card:nth-child(odd){border-right:1px solid #d3dce7}.tool-card:hover{background:#f5f8fe;box-shadow:inset 3px 0 #1746b0;text-decoration:none}.tool-card:focus-visible{outline-offset:-4px}.tool-card-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.tool-card h3{font-size:20px;font-weight:750;line-height:1.5;margin:0}.open-cue{color:#1746b0;font-size:21px;font-weight:600}.tool-card .tool-description{font-size:15px;line-height:1.65;color:#40526d;margin:5px 0 13px;min-height:0}.tool-example{margin:0}.example-flow{display:grid;grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr);gap:8px;align-items:stretch}.example-before,.example-after{min-width:0;padding:8px 12px;border-radius:5px;background:#f1f4f8;color:#273e5d}.example-after{background:#eaf1fe;color:#143a79}.example-label{display:block;font-size:12px;font-weight:650;line-height:1.4;color:#415773;margin-bottom:5px}.example-arrow{align-self:center;text-align:center;color:#415773;font-size:21px}.example-value{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;min-height:30px;font-size:16px;line-height:1.6;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.example-value strong{font-size:20px;line-height:1.5;font-weight:750}.example-value small{font-size:14px;font-weight:500}.demo-sub{display:block;font-size:13px;line-height:1.5;color:#405675}.example-note{font-size:13px;line-height:1.65;color:#4a5c75;margin:7px 0 0}.demo-size{font-size:17px}.demo-list{display:flex;flex-wrap:wrap;gap:5px}.demo-list>span{padding:0 7px;min-width:24px;text-align:center;border:1px solid #acbdd4;background:#fff;border-radius:3px;font-size:15px}.demo-list .duplicate{border-style:dashed;color:#455a77}.demo-spaces{font-family:ui-monospace,monospace;letter-spacing:.05em}.demo-with-diagram{display:flex;align-items:center;gap:12px}.demo-cards{display:grid;grid-template-columns:repeat(2,15px);grid-template-rows:repeat(4,7px);gap:2px;padding:4px;border:1px solid #809cc4;background:#fff}.demo-cards i{border:1px solid #325b97;background:#e4edfd}.demo-rect{display:block;background:#dce7fa;border:2px solid #3667aa;margin-bottom:5px}.demo-rect.large{width:54px;height:36px}.demo-rect.small{width:27px;height:18px;margin-top:18px}.demo-bar{width:100px;max-width:100%;height:6px;background:#c4d5ef;border-radius:3px;overflow:hidden;margin-top:5px}.demo-bar i{display:block;width:20%;height:100%;background:#1746b0}.example-value code,.example-value pre{font:14px/1.45 ui-monospace,monospace;margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.usage-example{border:1px solid #bac8db;background:white;border-radius:8px;padding:0 20px;margin:24px 0}.usage-example h2{padding:18px 0 14px;margin:0;font-size:20px;font-weight:700;color:var(--theme-ink)}.tool-example-detail{max-width:720px;padding:0 0 20px}.tool-example-detail .example-before,.tool-example-detail .example-after{padding:16px 20px}.tool-example-detail .example-label{font-size:14px}.tool-example-detail .example-note{font-size:15px}.value-output{display:block;min-height:116px;padding:20px 0 12px;font-size:clamp(30px,4vw,46px);line-height:1.5;font-weight:750;color:#163d78;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;user-select:text}.result{background:#f0f5fd!important;border:1px solid #a6bbd9!important;box-shadow:none!important}.panel-heading span{display:none}.panel-heading{font-size:20px}.controls{box-shadow:none!important}.tag{background:transparent;border:0;padding-left:0;color:#45556a}.notice{background:#f4f7fc}.tool-output{min-height:270px}
/* Input and result panels have separate headings, borders and surfaces. */
.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start;margin-top:24px}.controls,.result{padding:28px;border:1px solid #b6c5d9;border-radius:12px;min-width:0;background:#fff;box-shadow:0 3px 9px #20344c08}.result{background:#eaf1ff;border:2px solid #8aa7df}.panel-heading{display:flex;align-items:center;gap:10px;font-size:23px;padding-bottom:17px;margin:0 0 23px;border-bottom:1px solid #bccbdf}.panel-heading span{background:#33445d;color:#fff;display:grid;place-items:center;width:30px;height:30px;border-radius:6px;font-size:17px}.result .panel-heading span{background:var(--blue)}.field{margin:0 0 21px}.field label{font-size:16px;font-weight:700;display:block;margin-bottom:8px}.input-wrap{position:relative}input[type=number],input[type=text],input[type=date],input[type=search],select,textarea{display:block;width:100%;min-width:0;max-width:100%;padding:12px 14px;min-height:52px;border:1.5px solid #8295af;border-radius:7px;background:#fff;color:#13243d;font-size:18px;line-height:1.6}input[type=number]{font-variant-numeric:tabular-nums}.input-wrap input{padding-right:55px}.unit{position:absolute;right:14px;top:14px;color:#45546a;font-size:16px}input[type=file]{max-width:100%;font-size:16px;padding:10px 0}input[type=file]::file-selector-button{padding:10px 14px;border:1px solid #8295af;border-radius:6px;background:#edf2fc;color:var(--ink);font:inherit;margin-right:12px}.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.small{font-size:15px;line-height:1.8;color:#384c69;margin:10px 0;overflow-wrap:anywhere}.check{display:flex;align-items:flex-start;gap:10px;font-size:16px;line-height:1.7;margin:16px 0}.check input{width:20px;height:20px;accent-color:var(--blue);flex-shrink:0;margin-top:4px}.btn{display:inline-flex;justify-content:center;align-items:center;min-height:50px;padding:11px 20px;background:var(--blue);color:white;border:1px solid var(--blue);border-radius:7px;font-weight:750;font-size:16px;line-height:1.6;text-decoration:none}.btn:hover{background:#10378f;text-decoration:none}.btn.secondary{color:#243b61;background:#fff;border-color:#7286a3}.btn.secondary:hover{background:#edf2fa}.btn.full{width:100%}.result button{margin-top:16px}.result-label{display:block;color:#28436c;font-size:16px;font-weight:700;margin:0 0 10px}.big{font-size:clamp(32px,3.6vw,46px);line-height:1.4;margin:0;color:#143974;letter-spacing:0;font-weight:800;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.big small{font-size:20px;font-weight:600;margin-left:6px}textarea{resize:vertical;line-height:1.85;min-height:220px;tab-size:2}.tool-output{display:block;margin:10px 0 14px;background:#fff;border:1px solid #9db2d2;color:#142e54;min-height:220px;overflow-wrap:anywhere}body[data-tool=json] textarea{font-family:ui-monospace,monospace;font-size:16px}body[data-tool=date-diff] .tool-output,body[data-tool=date-add] .tool-output,body[data-tool=percentage] .tool-output,body[data-tool=ratio] .tool-output,body[data-tool=duration] .tool-output,body[data-tool=units] .tool-output,body[data-tool=text-count] .tool-output{height:140px;min-height:140px;font-size:30px;line-height:1.6;font-weight:750;font-variant-numeric:tabular-nums}.error{font-size:16px;color:#9c1730;background:#fff0f2;border-left:4px solid #b72541;padding:12px 14px;line-height:1.75;margin:18px 0 0}.error:empty{display:none}.drawing{min-height:188px;display:grid;place-items:center;margin:24px 0 18px;background:#dfe8f6;border:1px solid #a8bbd6;border-radius:8px;padding:20px}.shape{max-width:210px;max-height:180px;min-width:16px;min-height:16px;background:#fff;border:2px solid var(--blue);display:grid;place-items:center;font-size:15px;color:var(--blue);overflow:hidden}.paper{background:#fff;border:1px solid #8399b8;box-shadow:4px 5px 0 #bfccde;max-width:100%;width:230px;display:block}.image-preview{max-width:100%;max-height:280px;object-fit:contain}.output-foot{border-top:1px solid #adbfdb;margin-top:20px;padding-top:16px;font-size:15px;color:#344e75}.empty{font-size:16px;color:#3e5576;text-align:center;margin:35px 0}.prose{margin-top:36px;padding:28px 32px;max-width:100%;background:white;border:1px solid var(--line);border-radius:10px;overflow-wrap:anywhere}.prose p,.prose li{font-size:17px;line-height:1.95;color:#2d405a;max-width:940px}.prose ul,.prose ol{padding-left:24px}.prose table{display:block;overflow:auto;width:100%;border-collapse:collapse;font-size:16px;margin:20px 0}.prose th,.prose td{border:1px solid var(--line);padding:13px;text-align:left}.prose th{background:#edf2fa}.formula{font:16px ui-monospace,monospace;background:#edf2fa;border-left:4px solid var(--blue);padding:18px;overflow-wrap:anywhere}.related{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}.related:empty{display:none}.related a{background:#fff;border:1px solid #a9bad2;border-radius:8px;padding:23px;font-size:18px;font-weight:700;text-decoration:none}.related a:hover{border-color:var(--blue)}.related span{display:block;font-size:16px;font-weight:400;color:#45556a;margin-top:6px}.article{background:#fff;border:1px solid var(--line);border-radius:12px;padding:32px}.article .prose{border:0;padding:0;margin-top:20px}.notice{padding:18px 22px;border:1px solid #aabbd5;background:#e7eefb;border-radius:8px;font-size:16px;color:#2c456c}.footer{background:#fff;border-top:1px solid var(--line);padding:28px;font-size:15px;color:#42536b}.footer-inner{max-width:1160px;margin:auto;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footer-inner>span{font-weight:750;color:#213957}.footer-links{display:flex;gap:24px;flex-wrap:wrap}.ad-slot{margin:40px 0 28px;text-align:center;min-height:100px}.ad-label{font-size:12px;color:#52617a;display:block;margin-bottom:8px}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:1050px){.tool-grid{gap:16px}.tool-card{padding:20px;grid-template-columns:40px minmax(0,1fr);column-gap:12px}.tool-symbol{width:40px;height:40px;font-size:19px}.tool-card h3{font-size:19px}.controls,.result{padding:24px}.filters{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:780px){.top{padding:18px 22px;gap:16px}.topnav{gap:14px}.topnav a:last-child{display:none}.wrap{padding:28px 22px 48px}.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace{grid-template-columns:1fr;gap:20px}.tool-card p{min-height:0}.prose{padding:24px}.group-heading{display:block}.group-heading p{margin-top:5px}.related{gap:14px}}
@media(max-width:520px){.top{padding:15px 16px;min-height:86px}.logo{gap:9px}.logo-name{font-size:23px}.logo-name>span{font-size:13px}.logo-mark{width:40px;height:40px;font-size:27px}.topnav{font-size:14px}.topnav a:first-child{padding:8px 10px}.wrap{padding:24px 16px 42px}h1{font-size:28px}.intro{font-size:16px}.finder{padding:20px 16px 14px;margin-top:20px}.finder input{font-size:16px}.filters{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.filters button{font-size:15px}.tool-grid{grid-template-columns:1fr;gap:14px}.tool-card{padding:20px;grid-template-columns:44px minmax(0,1fr)}.tool-symbol{width:44px;height:44px;font-size:20px}.tool-card h3{font-size:21px;margin:3px 0}.tool-card p{margin:12px 0 16px}.tool-group{margin:30px 0 34px}.group-heading h2{font-size:23px}.controls,.result{padding:22px 18px}.panel-heading{font-size:21px}.row{gap:12px}.row .field label{font-size:15px}input[type=number],select{font-size:17px}.big{font-size:34px}.related{grid-template-columns:1fr}.prose{padding:23px 18px}.prose p,.prose li{font-size:16px}.article{padding:24px 18px}.footer{padding:25px 18px}.footer-links{gap:18px}.unit{font-size:14px}.input-wrap input{padding-right:44px}.tag{font-size:13px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Keep catalogue entries compact at every width. */
@media(max-width:1050px){.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0}.tool-card{display:block;padding:18px}.tool-card h3{font-size:19px}.filters{display:flex}.example-value{font-size:15px}.example-value strong{font-size:18px}.example-before,.example-after{padding:8px 10px}}
@media(max-width:780px){.tool-grid{grid-template-columns:1fr;gap:0}.tool-card:nth-child(odd){border-right:0}.tool-card{padding:18px 20px}.tool-card h3{font-size:20px}.group-heading{display:flex;gap:7px 14px}.group-heading p{margin:0}.example-flow{grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr)}.filters{display:flex}.value-output{font-size:38px;min-height:100px}}
@media(max-width:520px){.tool-card{display:block;padding:16px}.tool-card h3{font-size:19px;margin:0}.tool-card .tool-description{font-size:15px;margin:5px 0 12px}.group-heading h2{font-size:21px}.group-heading p{font-size:14px}.finder{padding:0;margin:18px 0 24px}.filters{display:flex;gap:7px}.filters button{font-size:14px;padding:8px 12px}.tool-grid{gap:0}.example-flow{gap:6px;grid-template-columns:minmax(0,1fr) 20px minmax(0,1fr)}.example-before,.example-after{padding:8px}.example-value strong{font-size:18px}.demo-sub{font-size:12px}.example-note{font-size:13px}.tool-example-detail .example-before,.tool-example-detail .example-after{padding:12px}.usage-example{padding:0 16px}.value-output{font-size:32px}.result .panel-heading,.controls .panel-heading{font-size:20px}.panel-heading span{display:none}}
/* Quiet shared navigation and working panels. */
.panel-heading{font-size:20px}.panel-heading span{display:none}.notice{background:#f4f7fc}.result .result-label{font-size:15px;color:#435b7e}.tool-card:last-child{border-bottom:0}.tool-card:nth-last-child(2):nth-child(odd){border-bottom:0}@media(max-width:780px){.tool-card:nth-last-child(2):nth-child(odd){border-bottom:1px solid #d3dce7}}
.form-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:15px}.form-actions .btn{margin-top:0}.crop-preview{display:block;max-width:100%;max-height:420px;width:auto;height:auto;margin:20px auto;background:repeating-conic-gradient(#e3e8ef 0% 25%,#fff 0% 50%) 50% / 20px 20px;border:1px solid #a3b5ce}.color-swatch{height:100px;border:1px solid #8496b0;border-radius:8px;margin:15px 0}.contrast-preview{border:1px solid #8496b0;border-radius:8px;padding:24px;font-size:20px;line-height:1.8;margin:15px 0}body[data-tool=sha256] #x-output,body[data-tool=base64] #x-output,body[data-tool=json-csv] #x-output,body[data-tool=csv-json] #x-output,body[data-tool=uuid] #x-output{font-family:ui-monospace,monospace;font-size:16px;overflow-wrap:anywhere}.example-value pre{max-width:100%;overflow-wrap:anywhere}.filters{row-gap:8px}
/* Category themes: colour is paired with names and pictograms. */
:root{--theme:#1d4ed8;--theme-ink:#1e3a8a;--theme-soft:#edf3ff;--theme-line:#b8ccef;--theme-hover:#1e40af}
[data-theme=print]{--theme:#1d4ed8;--theme-ink:#1e3a8a;--theme-soft:#edf3ff;--theme-line:#b8ccef;--theme-hover:#1e40af}
[data-theme=text]{--theme:#6d28d9;--theme-ink:#51208f;--theme-soft:#f5efff;--theme-line:#d4c0ee;--theme-hover:#5521a7}
[data-theme=calendar]{--theme:#087167;--theme-ink:#08564f;--theme-soft:#eaf7f3;--theme-line:#a9d4c9;--theme-hover:#07594f}
[data-theme=number]{--theme:#9a4a0b;--theme-ink:#743805;--theme-soft:#fff4e8;--theme-line:#e7c49f;--theme-hover:#783a08}
[data-theme=data]{--theme:#a92354;--theme-ink:#811d41;--theme-soft:#fff0f5;--theme-line:#e8b7ca;--theme-hover:#841b42}
body[data-theme]:not([data-theme=""]){--blue:var(--theme)}
.ui-icon{width:24px;height:24px;display:block;flex:none;fill:none;color:inherit}
.filters button{display:inline-flex;align-items:center;justify-content:center;gap:8px;color:var(--theme-ink);border-color:var(--theme-line);background:var(--theme-soft)}
.filters button .ui-icon{width:20px;height:20px;color:var(--theme)}
.filters button:hover{border-color:var(--theme);background:var(--theme-soft)}
.filters button[aria-pressed=true]{background:var(--theme);border-color:var(--theme);color:#fff}
.filters button[aria-pressed=true] .ui-icon{color:#fff}
.tool-group .group-heading{padding:0 0 10px;border-bottom:2px solid var(--theme-line)}
.group-heading h2{display:flex;align-items:center;gap:11px;color:var(--theme-ink)}
.category-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:9px;background:var(--theme);color:white;flex:none}
.category-icon .ui-icon{width:23px;height:23px}
.tool-group .tool-grid{border-color:var(--theme-line)}
.tool-card-heading{align-items:center;gap:11px}
.tool-card-heading h3{flex:1;min-width:0}
.tool-icon{display:grid;place-items:center;width:37px;height:37px;border-radius:8px;background:var(--theme-soft);color:var(--theme);flex:none}
.tool-icon .ui-icon{width:23px;height:23px}
.tool-card .open-cue{color:var(--theme)}
.tool-card:hover{background:var(--theme-soft);box-shadow:inset 3px 0 var(--theme)}
.example-after{background:var(--theme-soft);color:var(--theme-ink)}
.example-after .example-label,.example-after .demo-sub{color:var(--theme-ink)}
.example-arrow{color:var(--theme)}
.demo-bar{background:var(--theme-line)}.demo-bar i{background:var(--theme)}
.demo-rect{border-color:var(--theme);background:var(--theme-soft)}
.demo-cards{border-color:var(--theme-line)}.demo-cards i{border-color:var(--theme);background:var(--theme-soft)}
.example-after .demo-list>span{border-color:var(--theme-line);color:var(--theme-ink)}
.category-kicker{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:650;line-height:1.5;color:var(--theme-ink);margin:0 0 10px}
.category-kicker .ui-icon{width:20px;height:20px}
.tool-title{display:flex;align-items:flex-start;gap:16px}
.tool-title>span:last-child{min-width:0}
.tool-page-icon{display:grid;place-items:center;width:52px;height:52px;flex:none;margin-top:4px;border-radius:12px;background:var(--theme-soft);border:1px solid var(--theme-line);color:var(--theme)}
.tool-page-icon .ui-icon{width:30px;height:30px}
body[data-theme]:not([data-theme=""]) .result{background:var(--theme-soft)!important;border-color:var(--theme-line)!important}
body[data-theme]:not([data-theme=""]) .value-output,body[data-theme]:not([data-theme=""]) .big{color:var(--theme-ink)}
body[data-theme]:not([data-theme=""]) .result-label{color:var(--theme-ink)}
body[data-theme]:not([data-theme=""]) .panel-heading{border-color:var(--theme-line)}
body[data-theme]:not([data-theme=""]) .btn:not(.secondary):hover{background:var(--theme-hover);border-color:var(--theme-hover)}
body[data-theme]:not([data-theme=""]) .topnav a:first-child{color:var(--theme-ink);background:var(--theme-soft);border-color:var(--theme-line)}
body[data-theme]:not([data-theme=""]) .formula{background:var(--theme-soft)}
@media(max-width:520px){.filters button{gap:6px;padding:8px 11px}.filters button .ui-icon{width:18px;height:18px}.tool-card-heading{gap:9px}.tool-icon{width:33px;height:33px}.tool-icon .ui-icon{width:21px;height:21px}.category-icon{width:34px;height:34px}.group-heading h2{gap:9px}.tool-title{gap:11px}.tool-page-icon{width:41px;height:41px;margin-top:2px;border-radius:9px}.tool-page-icon .ui-icon{width:26px;height:26px}}
body[data-theme]:not([data-theme=""]) .tool-output{color:var(--ink);border-color:var(--theme-line)}

/* Compact catalogue; examples live at the bottom of each tool page. */
.tool-card .tool-description{margin-bottom:0}

/* Ads stay outside controls and use neutral styling, separate from tool cards. */
.ad-slot{margin:48px 0 40px;padding:18px 0;border-top:1px solid #d3dce7;border-bottom:1px solid #d3dce7;min-width:0;min-height:0;text-align:center;background:transparent}
.ad-slot[hidden]{display:none!important}
.ad-label{font-size:12px;color:#52617a;display:block;margin-bottom:12px}
.ad-preview-content{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:100px;padding:24px 16px;border:1px dashed #a6b0bf;background:#f3f5f7;color:#52617a}
.ad-preview-content strong{font-size:16px;font-weight:600}.ad-preview-content span{font-size:14px}
@media(max-width:600px){.ad-slot{margin:40px 0 32px}.ad-preview-content{min-height:250px}}