:root{color-scheme:dark;--ink:#f2f4f9;--muted:#aab6cb;--line:rgba(182,205,239,.15);--lime:#d7f49b;--navy:#0e1728;--panel:#172239}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#0b1423;color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,a{outline-offset:4px}code,pre{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.shell{max-width:1680px;margin:auto;overflow:hidden}.topbar{height:88px;padding:0 5.7%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#101a2b}.brand{display:flex;align-items:center;gap:15px;font-size:16px;font-weight:700;letter-spacing:-.02em}.brand-mark{width:42px;height:42px;border:1px solid #9cbbd4;border-radius:11px;display:grid;place-items:center;color:white;font-size:16px;font-weight:800;letter-spacing:-.13em;padding-right:3px}.brand-mark span{color:var(--lime)}.brand small{display:block;font-size:11px;font-weight:500;color:#8d9aaf;letter-spacing:.08em;margin-top:3px}.topbar nav{display:flex;align-items:center;gap:38px;font-size:13px;color:#c5cfdb}.topbar nav>a:hover,footer a:hover{color:var(--lime)}.nav-cta{padding:12px 17px;border:1px solid #657995;border-radius:9px;font-weight:700;color:white}
.hero{min-height:660px;background:radial-gradient(ellipse at 72% 40%,#263958 0%,transparent 42%),linear-gradient(135deg,#142238 0%,#111b2d 55%,#182844 100%);display:grid;grid-template-columns:52% 48%;position:relative;border-bottom:1px solid var(--line)}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,transparent 98%,rgba(190,215,255,.035) 100%),linear-gradient(0deg,transparent 98%,rgba(190,215,255,.035) 100%);background-size:52px 52px;mask-image:linear-gradient(to right,transparent 25%,black)}.hero-copy{z-index:1;align-self:center;padding:66px 5% 70px 11%}.eyebrow,.kicker{font-size:11px;letter-spacing:.22em;font-weight:800;color:var(--lime)}.eyebrow{display:flex;align-items:center;gap:11px;white-space:nowrap}.pulse{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 18px var(--lime)}.divider{width:18px;height:1px;background:#566c87;margin:0 5px}.hero h1{font-size:clamp(55px,5.35vw,92px);line-height:1.045;letter-spacing:-.067em;margin:38px 0 22px;font-weight:680}.hero h1 em{font-style:normal;color:var(--lime)}.lead{max-width:550px;color:#b5c2d4;font-size:19px;line-height:1.7;margin:0}.actions{display:flex;gap:12px;margin-top:36px}.button{min-height:48px;padding:13px 22px;border-radius:8px;font-size:14px;font-weight:760;display:inline-flex;align-items:center;justify-content:center;transition:transform .15s,background .15s}.button:hover{transform:translateY(-2px)}.primary{background:var(--lime);color:#152216}.primary:hover{background:#e5ffb3}.secondary{border:1px solid #5f7797;background:#1d2c44;color:#f5f8fc}.secondary:hover{background:#2a3c59}.hero-meta{display:flex;gap:24px;margin-top:74px;color:#8192ad;font-size:11px;font-weight:700;letter-spacing:.11em;text-transform:uppercase;flex-wrap:wrap}
.visual{z-index:1;align-self:center;justify-self:center;width:min(84%,440px);padding:23px 24px 20px;background:linear-gradient(145deg,rgba(51,70,102,.48),rgba(22,37,62,.78));border:1px solid rgba(190,215,255,.2);border-radius:18px;box-shadow:0 34px 80px rgba(0,0,0,.28);transform:rotate(2deg)}.visual-caption{display:flex;justify-content:space-between;color:#b9c7dd;font-size:10px;font-weight:800;letter-spacing:.14em}.visual-caption span:first-child{color:var(--lime)}.paper{width:70%;height:190px;background:#f5f8f6;border-radius:8px;margin:26px auto 10px;padding:20px 24px;box-shadow:0 13px 30px #0a152d77;position:relative;transform:rotate(-3deg)}.paper:before{content:"";position:absolute;right:0;top:0;border-top:32px solid #d5e2e6;border-left:32px solid transparent}.paper-person{height:32px;width:32px;border-radius:50%;background:#afc9c0;margin-bottom:10px}.paper i{display:block;height:5px;margin:7px 0;border-radius:5px;background:#a9bdc7}.paper .w80{width:80%}.paper .w70{width:70%}.paper .w60{width:60%}.paper .w50{width:50%}.paper .w35{width:35%}.paper br{display:block;content:"";margin:13px}.connector{display:flex;align-items:center;justify-content:center;gap:11px;color:var(--lime);font-size:10px;letter-spacing:.16em;height:42px}.connector span{height:1px;width:45px;background:#779b80}.profile{background:#0f1e31;border:1px solid #497577;border-radius:12px;padding:17px 20px;box-shadow:0 16px 30px #09162880}.profile-head{display:flex;align-items:center;gap:12px;padding-bottom:14px;border-bottom:1px solid #30455d}.avatar{width:41px;height:41px;border-radius:10px;background:#d8f6a5;color:#1b3425;display:grid;place-items:center;font-weight:900}.profile-head small{display:block;color:#83aaae;font-size:9px;font-weight:800;letter-spacing:.15em;margin-bottom:4px}.profile-head strong{font-size:14px}.profile-head>b{margin-left:auto;color:#9fe4b5}.profile-row{display:flex;align-items:center;gap:10px;border-bottom:1px solid #28394c;padding:10px 0;color:#a5b9d1;font-size:11px}.profile-row:last-child{border:0;padding-bottom:0}.profile-row i{flex:1;border-bottom:1px dashed #34495d}.profile-row b{color:var(--lime);font-size:10px;font-weight:650}.bottom{margin-top:19px}
.format-strip{display:flex;justify-content:space-between;gap:15px;padding:21px 5.7%;border-bottom:1px solid var(--line);font-size:12px;color:#93a5bf;background:#101b2c;flex-wrap:wrap}.format-strip span:first-child{color:#e0e9f4;font-weight:750}.format-strip b{color:var(--lime);margin-right:5px}.section{padding:112px 8%;background:#f4f5f2;color:#15233a}.section-heading{max-width:760px}.kicker{color:#5d8266;margin:0 0 20px}.section h2,.closing h2{font-size:clamp(42px,4.2vw,64px);line-height:1.1;letter-spacing:-.055em;margin:0;font-weight:700}.section h2 span{color:#789383}.section-heading>p:last-child{max-width:620px;font-size:17px;line-height:1.65;color:#536176;margin:20px 0 0}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:67px}.steps article{border-top:1px solid #cdd7d3;padding:25px 4px 0}.steps article>span{color:#4e7b5f;font-size:13px;font-weight:800}.steps h3{font-size:24px;letter-spacing:-.04em;margin:29px 0 10px}.steps p{font-size:15px;line-height:1.7;color:#657185;margin:0}.steps code,.card code,.quickstart p code{font-size:.92em;color:#3c7153}.section:target{scroll-margin-top:25px}
#contracts{background:#eaf0e8}.cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:58px}.card{min-height:350px;padding:30px 32px;background:#fff;border:1px solid #d9e1db;border-radius:15px;display:flex;flex-direction:column;box-shadow:0 15px 35px #24412e0c}.card.featured{background:#152b36;color:#f4f7f2;border-color:#35535d}.card-top{display:flex;align-items:center;gap:11px;font-size:10px;font-weight:850;letter-spacing:.13em;color:#557465}.featured .card-top{color:#bce3a7}.icon{width:36px;height:36px;border:1px solid currentColor;border-radius:9px;display:grid;place-items:center;font-size:22px;font-weight:400}.card-top small{margin-left:auto;font-size:11px}.card h3{font-size:30px;letter-spacing:-.04em;margin:39px 0 10px}.card p{line-height:1.65;color:#5d6979;font-size:15px;margin:0 0 25px}.featured p{color:#b8c7cb}.card>code{display:block;font-size:12px;white-space:normal;overflow-wrap:anywhere;margin-top:auto}.featured>code{color:#c8edb8}.card>a{color:#376348;font-weight:760;margin-top:23px;font-size:13px}.featured>a{color:var(--lime)}
.quickstart{display:grid;grid-template-columns:40% 60%;gap:35px;background:#14233b;color:#f6f8fa;align-items:center}.quickstart h2 span{color:var(--lime)}.quickstart>div:first-child>p:not(.kicker){line-height:1.7;color:#b1c0d2;font-size:16px;margin:22px 0 0;max-width:410px}.quickstart p code{color:var(--lime)}.quickstart .notice{font-size:13px!important;padding-left:16px;border-left:2px solid var(--lime);margin-top:40px!important}.code-window{border:1px solid #4a607d;border-radius:13px;overflow:hidden;box-shadow:0 20px 45px #07132488;background:#0b1728}.code-header,.code-footer{display:flex;align-items:center;justify-content:space-between;padding:17px 22px;background:#1d2d45;color:#90a4c0;font-size:11px}.dots{display:flex;gap:5px}.dots i{width:7px;height:7px;border-radius:50%;background:#607794}.dots i:first-child{background:#d49b93}.dots i:nth-child(2){background:#e7c885}.dots i:nth-child(3){background:#a9d9aa}.code-window pre{margin:0;padding:37px 27px;overflow:auto;color:#d5ecce;font-size:13px;line-height:2}.comment{color:#8096a9}.code-footer{background:#12243a;border-top:1px solid #2e4056}.code-footer span:first-child{color:var(--lime)}.closing{text-align:center;padding:100px 20px;background:#e6eddf;color:#1a3040}.closing h2 span{color:#648467}.closing>p:not(.kicker){font-size:16px;line-height:1.7;color:#576d6d;max-width:550px;margin:20px auto 28px}.closing .primary{background:#1c3640;color:#ecf8e5}.closing .primary:hover{background:#2b5356}footer{padding:28px 5.7%;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#899cb3;font-size:12px;background:#101b2c}footer .brand{font-size:13px;color:#eff4f9}footer .brand-mark{width:31px;height:31px;font-size:12px;border-radius:8px}
@media(max-width:980px){.hero{grid-template-columns:1fr}.hero-copy{padding:76px 8% 30px}.hero-meta{margin-top:52px}.visual{margin:20px auto 75px;width:min(82%,430px)}.quickstart{grid-template-columns:1fr}.topbar nav{gap:16px}.format-strip{justify-content:flex-start;gap:15px 30px}}
@media(max-width:640px){.topbar{height:72px;padding:0 5%}.brand small,.topbar nav a:not(.nav-cta){display:none}.topbar nav{gap:0}.nav-cta{padding:10px;font-size:11px}.hero-copy{padding:64px 6% 22px}.hero h1{font-size:clamp(47px,12vw,67px)}.lead{font-size:16px}.eyebrow{font-size:9px;gap:7px}.hero-meta{font-size:9px;gap:12px}.visual{width:88%;padding:19px;transform:none}.section{padding:77px 6%}.steps,.cards{grid-template-columns:1fr;gap:18px}.steps{margin-top:40px}.steps article{padding-top:18px}.steps h3{margin-top:18px}.card{min-height:320px}.quickstart{gap:28px}.code-window pre{font-size:11px;padding:24px 18px}.closing{padding:75px 5%}footer{flex-wrap:wrap;padding:25px 6%}footer>span{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}
.brand-mark{display:flex;align-items:center;justify-content:center;flex:none}
.hero{min-height:510px}
.hero-copy{padding-top:48px;padding-bottom:48px}
.hero h1{margin:24px 0 17px}
.lead{font-size:17px;line-height:1.55}
.actions{margin-top:26px}
.hero-meta{margin-top:42px}
.visual{width:min(78%,380px);padding:18px 20px}
.paper{height:146px;margin-top:18px;padding:15px 20px}
.paper i{margin:6px 0}
.profile{padding:12px 16px}
.profile-head{padding-bottom:9px}
.profile-row{padding:7px 0}
.format-strip{padding-top:16px;padding-bottom:16px}
.details{display:grid;grid-template-columns:minmax(250px,.95fr) minmax(350px,1.15fr);gap:8%;padding-top:66px;padding-bottom:66px}
.details .section-heading>p:last-child{font-size:15px;line-height:1.6}
.details h2{font-size:clamp(36px,3.4vw,52px)}
.detail-list article{display:flex;gap:20px;padding:0 0 15px;border-bottom:1px solid #cdd7d3;margin-bottom:16px}
.detail-list article:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.detail-list article>span{font-size:12px;font-weight:800;color:#4e7b5f;margin-top:5px}
.detail-list h3{font-size:17px;letter-spacing:-.025em;margin:0 0 5px}
.detail-list p{font-size:14px;line-height:1.55;color:#536176;margin:0}
.quickstart{padding-top:62px;padding-bottom:62px;grid-template-columns:minmax(240px,39%) minmax(0,61%);gap:5%}
.quickstart h2{font-size:clamp(36px,3.5vw,54px)}
.quickstart .notice{margin-top:22px!important}
.quickstart .notice a{text-decoration:underline;text-underline-offset:3px;color:var(--lime)}
.code-window pre{padding:24px;line-height:1.7}
@media(max-width:980px){.details{grid-template-columns:1fr;gap:30px}.hero{min-height:auto}.quickstart{grid-template-columns:1fr;gap:30px}}
@media(max-width:640px){.hero-copy{padding-top:54px;padding-bottom:20px}.hero-meta{margin-top:30px}.visual{margin-bottom:48px}.details{padding-top:50px;padding-bottom:50px}.quickstart{padding-top:52px;padding-bottom:52px}.detail-list article{gap:13px}}
.example-explainer{min-width:0}
.example-explainer h2{font-size:clamp(36px,3.5vw,54px);line-height:1.08;letter-spacing:-.055em;margin:0 0 19px}
.example-lead{font-size:15px;line-height:1.65;color:#536176;margin:0 0 28px}
.example-lead code,.example-note code{color:#3c7153;font-size:.92em}
.standards-list{border-top:1px solid #cdd7d3}
.standards-list details{border-bottom:1px solid #cdd7d3}
.standards-list summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;padding:15px 0;font-size:14px;font-weight:720;outline-offset:4px}
.standards-list summary::-webkit-details-marker{display:none}
.standards-list summary>span{font-size:11px;font-weight:800;color:#4e7b5f}
.standards-list summary>b{margin-left:auto;font-size:10px;font-weight:750;color:#547260;white-space:nowrap}
.standards-list summary:after{content:'+';margin-left:6px;color:#547260;font-size:18px;font-weight:400}
.standards-list details[open] summary:after{content:'−'}
.standards-list details p{margin:0 0 17px 24px;font-size:13px;line-height:1.55;color:#536176}
.example-note{font-size:12px;line-height:1.6;color:#657185;margin:22px 0 0}
.json-window{min-width:0;border:1px solid #344d60;border-radius:13px;overflow:hidden;background:#0c192a;color:#dce9e0;box-shadow:0 22px 55px #1d392a24}
.json-header,.json-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;background:#17283c;color:#a8bdd3;font-size:11px}
.json-header span:first-child{color:#e8f5dc;font-weight:750}
.json-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px #d7f49b88;margin-right:8px}
.json-window pre{margin:0;padding:18px 20px;max-height:570px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font-size:11.5px;line-height:1.55;tab-size:2;scrollbar-color:#5a7795 #0c192a}
.json-window pre:focus-visible{outline:2px solid var(--lime);outline-offset:-3px}
.json-footer{justify-content:flex-start;background:#13243a;border-top:1px solid #30465a;color:#91a9be}
@media(max-width:980px){.json-window pre{max-height:480px}}
@media(max-width:640px){.details{gap:28px}.standards-list summary{font-size:13px}.standards-list summary>b{font-size:9px}.json-window pre{padding:16px;font-size:10.5px;max-height:420px}.json-header{font-size:10px;flex-wrap:wrap}}
.paper{width:74%;height:170px;margin:17px auto 8px;padding:17px;overflow:hidden;transform:rotate(-2deg)}
.paper:before{border-top-width:25px;border-left-width:25px}
.paper-head{display:flex;align-items:center;gap:10px;padding-bottom:11px;border-bottom:1px solid #d6e3e2}
.paper-person{width:34px;height:34px;flex:none;margin:0;display:grid;place-items:center;color:#36584a;font-size:10px;font-weight:800;letter-spacing:-.02em}
.paper-head strong,.paper-head span{display:block;white-space:nowrap}
.paper-head strong{font-size:11px;color:#233b44}
.paper-head span{font-size:9px;color:#708b93;margin-top:2px}
.paper-sections{display:grid;grid-template-columns:1fr;gap:0;margin-top:8px}
.paper-sections span{padding:5px 0;border-bottom:1px solid #e1eae8;font-size:9px;color:#617c84;font-weight:650}
.connector{position:relative;z-index:2;height:35px;margin:2px 0 7px}
.connector b{background:#263958;padding:0 6px}
.handling-note{margin:0;padding:12px 5.7%;background:#17263a;border-bottom:1px solid var(--line);color:#abbdd0;font-size:12px;line-height:1.55}

/* Light editorial shell; keep the response and request panels dark for contrast. */
:root{color-scheme:light;--ink:#18313b;--muted:#506b74;--line:#d9e5e1;--lime:#d7f49b}
body{background:#f5f8f5;color:var(--ink)}
.topbar{background:#f9fbf9;border-color:var(--line)}
.brand-mark{border-color:#7ea99a;color:#183d42}
.brand small{color:#6f8587}
.topbar nav{color:#355862}
.topbar nav>a:hover,footer a:hover{color:#167061}
.nav-cta{background:#fff;border-color:#aecbc1;color:#21494c}
.nav-cta:hover{background:#e9f4ee}
.hero{background:radial-gradient(ellipse at 76% 35%,#d8e9e4 0%,transparent 46%),linear-gradient(130deg,#f5f9f5 0%,#ebf3ef 57%,#e2eeed 100%);border-color:var(--line)}
.hero:before{background-image:linear-gradient(90deg,transparent 98%,rgba(42,104,93,.065) 100%),linear-gradient(0deg,transparent 98%,rgba(42,104,93,.065) 100%)}
.eyebrow{color:#317b67}.pulse{background:#2a8b6c;box-shadow:0 0 0 4px #2a8b6c1c}.divider{background:#91b3a8}
.hero h1{color:#173341}.hero h1 em{color:#2f8064}.lead{color:#536d75}
.primary{background:#1d6659;color:#fff}.primary:hover{background:#145145}
.secondary{background:#ffffffb8;border-color:#b9d0ca;color:#245151}.secondary:hover{background:#fff}
.hero-meta{color:#4b7a70}
.visual{background:linear-gradient(150deg,#fafdf9,#e3efeb);border-color:#bed8cf;box-shadow:0 25px 55px #28564924}
.visual-caption{color:#58737b}.visual-caption span:first-child{color:#1b8066}
.paper{box-shadow:0 13px 30px #31565030}
.connector{color:#227b63}.connector span{background:#81aa9d}.connector b{background:#e6f1ec}
.profile{color:#eef7f2}
.format-strip{background:#ffffff;color:#56757c;border-color:var(--line)}.format-strip span:first-child{color:#183b44}.format-strip b{color:#20745d}
.handling-note{background:#edf4f0;color:#517178;border-color:var(--line)}
.section{background:#f8faf7}
.quickstart{background:#e7f1ed;color:#17333e}.quickstart h2 span{color:#2c8067}.quickstart>div:first-child>p:not(.kicker){color:#4d6970}.quickstart p code,.quickstart .notice a{color:#1e7059}.quickstart .notice{border-color:#3d9577}
footer{background:#f9fbf9;border-top:1px solid var(--line);color:#617b81}footer .brand{color:#234851}

/* The same portrait silhouette appears on the CV and in the extracted profile. */
.portrait{position:relative;overflow:hidden;border-radius:50%;background:#d7e9df}
.portrait:before{content:"";position:absolute;width:34%;height:34%;left:33%;top:20%;border-radius:50%;background:#658f85}
.portrait:after{content:"";position:absolute;width:70%;height:42%;left:15%;bottom:-12%;border-radius:50% 50% 0 0;background:#658f85}
.paper-person{flex:none}.avatar{flex:none;background:#d7e9df}

.advantage-list{border-top:1px solid #cdded5}
.advantage-list>div{display:grid;grid-template-columns:26px 1fr;gap:12px;padding:15px 0;border-bottom:1px solid #cdded5}
.advantage-list>div>span{padding-top:2px;color:#327b64;font-size:11px;font-weight:800}
.advantage-list p{margin:0;color:#536b72;font-size:13px;line-height:1.55}
.advantage-list strong{display:block;margin-bottom:4px;color:#1c3c43;font-size:14px}
.advantage-list code{color:#246c58;font-size:.94em}
.details{align-items:start}
.json-window{align-self:start}