:root{--bg:#f6f9fb;--ink:#102539;--muted:#527083;--accent:#0b866f;--accent-d:#076a57;--navy:#0d2637;--stroke:#d9e5eb;--white:#fff;--soft:#e8f7f2;--shadow:0 18px 50px rgba(23,58,75,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--accent-d);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #10ac91;outline-offset:2px}
.skip{position:absolute;left:-100vw;top:10px;background:#fff;padding:8px 14px;z-index:99}.skip:focus{left:12px}
.shell{width:min(1120px,calc(100% - 36px));margin-inline:auto}
.site-header{background:var(--navy);color:white;border-bottom:1px solid rgba(255,255,255,.13)}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:77px}.brand{font-weight:840;letter-spacing:-.055em;color:white;font-size:24px}.brand:hover{text-decoration:none;color:#fff}.brand-dot{color:#60e8b5}.nav{display:flex;gap:22px;flex-wrap:wrap}.nav a{color:#d8e9ef;font-weight:650;font-size:14px}.nav a:hover{color:#fff}
.hero{background:radial-gradient(ellipse at 86% 20%,#1e5e69 0,transparent 34%),linear-gradient(130deg,#0d2637,#114354);color:white;padding:88px 0 80px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:850;color:#71f3c0}.hero h1{font-size:clamp(38px,5.4vw,65px);max-width:810px;line-height:1.06;letter-spacing:-.06em;margin:16px 0 22px}.hero p{max-width:650px;color:#c9e0e4;font-size:18px}.hero-cards{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.chip{border:1px solid rgba(255,255,255,.25);border-radius:60px;padding:8px 17px;font-size:13px;color:#ebfffa}
.section{padding:66px 0}.section-tight{padding:38px 0}.section-title{font-size:clamp(26px,3.2vw,38px);letter-spacing:-.04em;line-height:1.2;margin:0 0 10px}.lead{color:var(--muted);max-width:700px;margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.card,.panel,.content,.tool-panel{background:var(--white);border:1px solid var(--stroke);border-radius:17px;box-shadow:var(--shadow)}
.card{padding:28px;display:flex;flex-direction:column;transition:transform .18s,border-color .18s}.card:hover{transform:translateY(-3px);border-color:#89c9b6;text-decoration:none}
.card .icon{height:47px;width:47px;display:grid;place-items:center;background:var(--soft);color:var(--accent-d);border-radius:13px;font:700 19px ui-monospace,monospace;margin-bottom:22px}
.card h3{font-size:23px;letter-spacing:-.04em;margin:0;color:var(--ink)}.card p{color:var(--muted);margin:7px 0 24px}.card .arrow{color:var(--accent-d);font-weight:780;margin-top:auto}
.panel{padding:32px}.panel h2{margin-top:0;letter-spacing:-.035em}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{padding:0 5px}.feature h3{margin-bottom:8px}.feature p{color:var(--muted);margin:0}
.tool-hero{padding:48px 0 28px}.tool-hero h1{font-size:clamp(30px,4vw,46px);letter-spacing:-.05em;line-height:1.15;margin:10px 0}.tool-hero p{max-width:760px;color:var(--muted)}
.breadcrumbs{font-size:13px;color:var(--muted)}.breadcrumbs a{font-weight:700}
.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;align-items:start}.tool-panel{padding:24px}
h2,h3{letter-spacing:-.027em}.tool-panel h2{margin:0 0 10px;font-size:20px}.tool-panel p{color:var(--muted);font-size:14px;margin:0 0 13px}
textarea{display:block;width:100%;min-height:250px;resize:vertical;border:1px solid #becfd7;background:#fcfeff;border-radius:12px;padding:14px;color:var(--ink);font:13px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace}
textarea[readonly]{background:#f0f7f8}input[type=file]{font-size:13px;max-width:100%}label{display:block;font-size:14px;font-weight:670;margin:12px 0 6px}select{width:100%;padding:10px 12px;border-radius:10px;border:1px solid #b5cbd1;background:white}
.options{display:flex;flex-wrap:wrap;gap:9px 23px;margin:15px 0}.options label{font-weight:550;display:flex;align-items:center;gap:7px;margin:0}.options input{accent-color:var(--accent)}
.row{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin-top:14px}.btn{border-radius:10px;padding:11px 17px;cursor:pointer;font-weight:720;border:1px solid var(--stroke);background:white;color:var(--ink)}.btn:hover{border-color:var(--accent)}.btn.primary{border-color:var(--accent);background:var(--accent);color:white}.btn.primary:hover{background:var(--accent-d)}.btn:disabled{cursor:not-allowed;opacity:.45}
.status{margin:12px 0 0;min-height:24px;color:var(--accent-d);font-size:14px;font-weight:660}.status.error{color:#a83f3f}
.preview-scroll{width:100%;overflow-x:auto;margin-top:12px}.preview-table{font-size:12px;border-collapse:collapse}.preview-table th,.preview-table td{white-space:nowrap;border:1px solid var(--stroke);padding:6px 9px;text-align:left;max-width:270px;overflow:hidden;text-overflow:ellipsis}.preview-table th{background:#eaf5f3}
.content{padding:34px;margin-top:25px}.content p,.content li{color:#405f6f}.content h2{margin:25px 0 10px}.content h2:first-child{margin-top:0}.content h3{margin:22px 0 7px}ol li,ul li{margin-bottom:7px}.callout{background:var(--soft);border-left:4px solid var(--accent);padding:15px 19px;border-radius:9px;margin:22px 0}.code-example{white-space:pre-wrap;overflow-wrap:anywhere;padding:16px;background:#0f2b3c;color:#e4fff6;border-radius:12px;font:13px/1.6 ui-monospace,monospace}
.site-footer{margin-top:50px;background:var(--navy);color:#bdd5de;padding:30px 0}.site-footer a{color:#e0faf6}.footer-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:18px}.footer-links{display:flex;gap:18px;flex-wrap:wrap}
@media(max-width:760px){.hero{padding:60px 0}.header-inner{padding:13px 0;align-items:flex-start;flex-direction:column}.grid,.workspace,.features{grid-template-columns:1fr}.section{padding:48px 0}.card{padding:23px}.tool-panel{padding:17px}.content{padding:22px}.footer-inner{flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}}

/* Optional, labeled Adsterra inventory, following explicit visitor preferences. */
.ad-prefs {border:1px solid var(--stroke);box-shadow:var(--shadow);border-radius:17px;background:#fff;padding:24px;}
.ad-prefs h2 {font-size:23px;margin:9px 0 8px;}
.ad-prefs p {margin:0;color:var(--muted);}
.ad-prefs .row {margin:18px 0 0;}
.ad-prefs .ad-disclosure {font-size:13px;margin-top:14px;}
.ad-label {color:#527083!important;margin-bottom:13px;}
.ad-grid {display:grid;grid-template-columns:minmax(300px,1fr) minmax(320px,1.7fr);gap:22px;}
.ad-slot {min-width:0;background:#fff;border:1px solid var(--stroke);border-radius:13px;overflow:hidden;text-align:center;padding:14px;min-height:300px;}
.ad-slot p {font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:700;margin:0 0 15px;}
.ad-banner {display:flex;align-items:center;flex-direction:column;}
.ad-native {min-height:240px;}
.ad-sponsored-link {color:var(--muted);font-size:13px;margin:18px 0 0;}
#ad-consent[hidden],#ad-section[hidden] {display:none!important;}
@media(max-width:760px) {.ad-grid {grid-template-columns:1fr;}.ad-prefs {padding:20px;}}

/* Notice accompanying default-on display inventory. */
.ad-notice{margin:12px 0 0;font-size:12px;color:var(--muted)}

/* Clearly separated, sandboxed ad placements below tool interfaces. */
.tool-ad-area{padding:34px 0 2px;margin-top:24px}
.tool-ad-explain{font-size:13px;color:var(--muted);margin:0 0 17px}
.tool-ad-grid{display:grid;grid-template-columns:minmax(300px,.76fr) minmax(0,1.3fr);gap:20px;align-items:start}
.tool-ad-card{background:var(--white);border:1px solid var(--stroke);border-radius:16px;box-shadow:var(--shadow);padding:14px 12px;overflow:hidden;min-height:320px;text-align:center}
.tool-ad-card>p{text-transform:uppercase;letter-spacing:.09em;font-size:11px;font-weight:760;margin:0 0 14px;color:var(--muted)}
.tool-ad-frame{display:block;border:0;background:transparent;margin:0 auto;max-width:100%}
.tool-ad-frame-square{width:300px;height:265px}
.tool-ad-frame-native{width:100%;height:325px}
#tool-ad-area[hidden]{display:none!important}
@media(max-width:750px){.tool-ad-grid{grid-template-columns:1fr}.tool-ad-card{min-height:0}.tool-ad-frame-native{height:380px}}
@media(max-width:370px){.tool-ad-area{width:calc(100% - 8px)}.tool-ad-card{padding:8px 3px}}

/* Cross-origin file editor: no ad network scripts inside data entry. */
.tool-frame-wrap{margin-bottom:12px}
.tool-privacy-note{font-size:13px;color:var(--muted);margin:0 0 10px}
#tool-editor-frame{display:block;width:100%;height:760px;border:0;background:var(--bg);border-radius:17px;overflow:hidden}
body.embedded-editor{min-height:0;background:transparent;margin:0;padding:0}
body.embedded-editor .workspace{width:calc(100% - 12px);max-width:none;margin:0 auto;padding:4px}
body.embedded-editor .tool-panel{box-shadow:none}
.tool-ads{padding:20px 0 8px}
.tool-ads-note{font-size:13px;color:var(--muted);margin:0 0 16px}
.tool-ads-grid{display:grid;grid-template-columns:minmax(300px,.82fr) minmax(0,1.18fr);gap:20px;align-items:start}
.tool-ads-card{background:var(--white);padding:16px;border:1px solid var(--stroke);border-radius:16px;box-shadow:var(--shadow);min-height:305px;overflow:hidden;text-align:center}
.tool-ads-card>p{font-size:12px;letter-spacing:.085em;color:var(--muted);font-weight:700;text-transform:uppercase;margin:0 0 14px}
#tool-ads[hidden]{display:none!important}
@media(max-width:760px){
  .tool-ads-grid{grid-template-columns:1fr}
  .tool-ads-card{padding:12px;min-height:270px}
  body.embedded-editor .workspace{grid-template-columns:1fr}
}
@media(max-width:340px){.tool-ads-card{padding:3px;overflow-x:auto}}

/* Standalone, isolated n8n diagnostic editor. */
.n8n-editor-wrap{max-width:1260px;padding:22px 16px;margin:auto;color:var(--ink)}
.n8n-editor-wrap>h1{font-size:26px;line-height:1.25;margin:0 0 12px}
.n8n-editor-wrap>p{margin:0 0 16px;color:var(--muted)}
.diag-input-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.diag-input-panel{background:#fff;border:1px solid var(--stroke);border-radius:14px;padding:17px;min-width:0}
.diag-input-panel>h2{font-size:19px;line-height:1.4;margin:0 0 12px}
.diag-input-panel textarea{box-sizing:border-box;display:block;width:100%;height:170px;min-height:130px;resize:vertical;border:1px solid var(--stroke);border-radius:9px;background:#f8fafb;color:var(--ink);font-family:ui-monospace,Consolas,monospace;font-size:13px;line-height:1.5;padding:12px}
.diag-input-controls{display:grid;gap:9px;margin-top:11px}
.diag-input-controls input[type=file]{width:100%;max-width:100%;font-size:13px}
.diag-input-controls select,.diag-options select{width:100%;max-width:100%;border:1px solid var(--stroke);border-radius:8px;padding:9px;background:#fff;color:var(--ink)}
.diag-options{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin:18px 0}
.diag-options>div{min-width:0}
.diag-options label{display:block;font-size:13px;margin:0 0 7px;font-weight:650}
.diag-actions{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 8px}
.diag-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:16px 0 22px}
.diag-metric{background:#fff;border:1px solid var(--stroke);padding:15px;border-radius:12px;display:flex;gap:4px;flex-direction:column}
.diag-metric strong{font-size:25px;color:var(--ink)}
.diag-metric span{font-size:12px;color:var(--muted)}
.diag-results{overflow-x:auto;max-width:100%;background:#fff;border:1px solid var(--stroke);border-radius:12px;margin:8px 0 12px}
.diag-table{border-collapse:collapse;min-width:950px;width:100%;font-size:12px}
.diag-table th,.diag-table td{padding:9px 11px;text-align:left;border-bottom:1px solid var(--stroke);vertical-align:top;overflow-wrap:anywhere;max-width:280px}
.diag-table th{background:#eef4f7;font-weight:750}
.diag-table tr[data-result="ambiguous"]{background:#fff3e2}
.diag-table tr[data-result="batchDuplicate"]{background:#fff7ee}
.diag-table tr[data-result="normalized"]{background:#f1f8fd}
.diag-caution{font-size:12px;color:var(--muted);line-height:1.7;margin:14px 0 0}
.featured-diagnostic{margin-top:26px}
.locale-toggle{display:inline-flex;border:1px solid rgba(170,197,201,.6);padding:7px 11px;border-radius:8px;text-decoration:none;font-size:12px;white-space:nowrap;font-weight:750}
.locale-suggestion{display:flex;gap:16px;align-items:center;flex-wrap:wrap;background:#fff5db;border:1px solid #f4dc99;border-radius:12px;margin:14px auto;padding:10px 17px;font-size:13px}
.locale-suggestion a{font-weight:750}
.locale-suggestion button{padding:6px 10px}
@media(max-width:980px){.diag-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.diag-options{grid-template-columns:1fr 1fr}}
@media(max-width:720px){.diag-input-grid,.diag-options{grid-template-columns:1fr}.n8n-editor-wrap{padding:12px 6px}.diag-input-panel{padding:11px}.diag-metrics{grid-template-columns:1fr 1fr}}