:root{font-family:Arial,Helvetica,sans-serif;color:#142e42;background:#edf3f7;font-synthesis:none;--ink:#102d41;--blue:#096ba0;--line:#c8d8e3}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;line-height:1.6}a{color:#075e8e}button,input,select,textarea{font:inherit}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #086e9d;outline-offset:4px}.shell{max-width:1240px;width:calc(100% - 48px);margin:auto}header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{min-height:90px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-size:23px;letter-spacing:-1px;font-weight:900;text-decoration:none;color:var(--ink);line-height:1.2}.brand span{color:#0873a8}.brand small{display:block;letter-spacing:1.8px;font-size:9px;color:#4d6475;margin-top:6px}nav{display:flex;gap:24px}nav a{text-decoration:none;font-weight:700}.skip{position:absolute;top:-100px;background:#fff;padding:12px;z-index:20}.skip:focus{top:0}.intro{padding:38px 0 50px}.crumb{font-size:13px;display:block;color:#526a7b;margin-bottom:38px}.eyebrow{color:#086180;font-size:12px;font-weight:800;letter-spacing:1.5px;margin:0 0 10px}h1{font-size:clamp(40px,6vw,72px);line-height:1.05;letter-spacing:-2.7px;max-width:900px;margin:18px 0 24px}h1 span{color:#0878aa}.intro-copy{max-width:730px;font-size:19px;color:#425f73}.trust{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}.trust span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:13px;font-weight:700}.disclaimer{max-width:780px;font-size:13px;color:#4b6273}.workspace{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:26px;align-items:start}.configuration{display:grid;gap:22px}.panel{padding:28px;background:#fff;border:1px solid var(--line);border-radius:18px;min-width:0}.panel-heading{display:flex;gap:15px;align-items:center;margin-bottom:24px}.number{width:46px;height:46px;background:#e9f4fa;color:#086180;display:grid;place-items:center;border-radius:12px;font-weight:800;font-size:18px;flex-shrink:0}h2{font-size:24px;line-height:1.2;margin:0 0 16px;letter-spacing:-.7px}.panel-heading h2{margin:0}.panel-heading .eyebrow{font-size:10px;margin-bottom:5px}label{display:block;font-weight:700;font-size:14px;margin:18px 0 7px}input:not([type=checkbox]),select,textarea{display:block;width:100%;max-width:100%;border:1px solid #728d9f;border-radius:8px;background:#fff;color:#17344a;padding:12px;min-height:48px}textarea{resize:vertical}fieldset{min-width:0;margin:20px 0 0;border:1px solid var(--line);border-radius:10px;padding:14px}legend{font-size:13px;font-weight:700}.features{padding:0;border:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}.features label{margin:0;padding:15px;border:1px solid var(--line);border-radius:10px;display:flex;gap:10px;align-items:flex-start;cursor:pointer}.features label:has(input:checked){background:#eef9fc;border-color:#1883a8}.features input,.check-line input{accent-color:#0873a8;width:20px;height:20px;flex-shrink:0}.features small{display:block;font-weight:400;color:#4e6778;font-size:12px;margin-top:6px;line-height:1.5}.check-line{display:flex;gap:10px;align-items:center;cursor:pointer}.io-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.io-grid label{font-size:12px}fieldset:disabled{opacity:.55}.hint{font-size:12px;color:#4d6476;margin:14px 0}.result{min-width:0;position:sticky;top:20px;display:grid;gap:22px}.concept{background:linear-gradient(145deg,#0a263b,#123e55);color:#fff;padding:28px;border-radius:18px;overflow:hidden}.concept .eyebrow{color:#8ee0f6;font-size:10px}.concept-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:20px}.live-badge{font-size:10px;background:#173f52;border:1px solid #4b7a8b;padding:4px 9px;border-radius:99px;white-space:nowrap;color:#c9f3ff}.concept h2{font-size:24px}.muted{color:#c1d8e4;font-size:13px}.architecture{margin:25px 0}.architecture-node{padding:18px;border:1px solid #568295;border-radius:12px;background:#173e52}.architecture-node b{display:block;font-size:17px}.architecture-node p{font-size:12px;color:#c2dbe7;margin:8px 0 0;overflow-wrap:anywhere}.node-label{font-size:9px;letter-spacing:1.5px;color:#8edaf0;display:block;margin-bottom:6px}.connector{text-align:center;font-size:25px;color:#7dd1ee;line-height:1.6}.concept-note{font-size:11px;color:#bed7e2}.readiness{border-top:1px solid #41697c;margin-top:24px;padding-top:18px}.readiness h3{font-size:15px;margin:0 0 10px}.readiness ul{padding-left:18px;margin:0;color:#d2e4ee;font-size:12px}.readiness li{margin:8px 0}.output-panel>p{font-size:14px;color:#4b6477}.output-panel textarea{font-size:13px;background:#f5f9fc}.button{display:inline-flex;justify-content:center;align-items:center;min-height:50px;border-radius:9px;padding:13px 18px;text-decoration:none;font-weight:700;font-size:14px;cursor:pointer;border:1px solid transparent}.primary{background:#0879ab;color:#fff}.primary:hover{background:#075f87}.secondary{background:#fff;color:#12445f;border-color:#698c9e}.output-panel .button{width:100%;margin-top:12px}.related-link{display:block;margin-top:20px;font-size:13px;font-weight:700}.closing{padding:65px 0;max-width:850px;text-align:center}.closing p{color:#4a6578}footer{border-top:1px solid var(--line);padding:25px 0 35px;font-size:12px;color:#4c6476}.sr-only{position:absolute;clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap}#plan-error{color:#8e1d1d;background:#fff0f0;padding:12px;border:1px solid #c57c7c;border-radius:8px}@media(max-width:850px){.workspace{grid-template-columns:1fr}.result{position:static}.shell{width:calc(100% - 32px)}.intro{padding-top:24px}.header-inner{min-height:80px}.brand{font-size:19px}nav{gap:15px;font-size:12px}.panel,.concept{padding:22px}h1{letter-spacing:-1.5px}.intro-copy{font-size:17px}.crumb{margin-bottom:28px}.trust{gap:6px}.trust span{font-size:11px;padding:7px 10px}}@media(max-width:430px){.features{grid-template-columns:1fr}.header-inner{gap:10px}nav{gap:10px;font-size:11px}.brand small{font-size:7px;letter-spacing:1px}.brand{font-size:17px}.panel,.concept{padding:19px}h2{font-size:22px}.concept-top{align-items:flex-start}.concept .eyebrow{max-width:150px}.io-grid{gap:8px}}