:root{
  --bg:#08111b;
  --panel:#101b28;
  --panel2:#152233;
  --text:#f7f9fc;
  --muted:#aab6c6;
  --line:#26384c;
  --accent:#69c7ff;
  --accent2:#89e0c6;
  --warm:#f0c979;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.5}
a{color:inherit;text-decoration:none}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(8,17,27,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{height:74px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;margin-right:auto}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#07111b;font-weight:900;font-size:14px}
nav{display:flex;gap:24px;color:var(--muted);font-size:14px}
nav a:hover{color:white}
.button{border:0;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04101a;font-weight:800;padding:14px 20px;border-radius:12px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.button-small{padding:10px 14px;font-size:14px}
.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.hero{padding:86px 0 72px;background:radial-gradient(circle at 75% 15%,rgba(105,199,255,.13),transparent 33%),radial-gradient(circle at 10% 70%,rgba(137,224,198,.09),transparent 30%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(330px,.75fr);gap:70px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-weight:800;font-size:12px;color:var(--accent)}
h1{font-size:clamp(48px,7vw,84px);line-height:.98;letter-spacing:-.055em;margin:16px 0 24px}
h1 span{color:var(--accent)}
.lead{font-size:20px;max-width:720px;color:var(--muted);margin:0 0 30px}
.lead-sm{font-size:18px;color:var(--muted)}
.check-card{background:rgba(16,27,40,.92);border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:0 24px 80px rgba(0,0,0,.28)}
.tabs{display:flex;gap:8px;margin-bottom:12px}
.tab{background:transparent;border:0;color:var(--muted);padding:10px 12px;border-radius:9px;font-weight:700;cursor:pointer}
.tab.active{background:var(--panel2);color:white}
textarea,input{width:100%;background:#09131f;border:1px solid var(--line);border-radius:12px;color:white;font:inherit;padding:16px;outline:none}
textarea{min-height:150px;resize:vertical}
textarea:focus,input:focus{border-color:var(--accent)}
.tab-panel{display:none}.tab-panel.active{display:block}
.check-row{display:flex;gap:16px;align-items:center;margin-top:14px}
.microcopy{font-size:12px;color:var(--muted);margin-right:auto}
.demo-message{margin-top:12px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;color:var(--muted);font-size:13px}
.score-preview{background:linear-gradient(180deg,#122136,#0d1826);border:1px solid var(--line);border-radius:26px;padding:28px;box-shadow:0 30px 100px rgba(0,0,0,.35)}
.preview-label{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}
.score-ring{margin:24px 0 8px;width:164px;height:164px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:conic-gradient(var(--accent) 0 82%,#24364a 82% 100%);position:relative}
.score-ring:after{content:"";position:absolute;width:130px;height:130px;border-radius:50%;background:#102033}
.score,.outof{position:relative;z-index:2}.score{font-size:54px;font-weight:900}.outof{font-size:14px;color:var(--muted);margin-top:28px}
.score-preview h3{margin:8px 0 0;font-size:26px}.confidence{color:var(--accent2);margin:4px 0 20px;font-size:14px}
.metric{display:flex;justify-content:space-between;padding:11px 0;border-top:1px solid var(--line);color:var(--muted)}
.metric b{color:white}
.signal-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.signal{padding:12px;border-radius:12px;background:#0b1622;border:1px solid var(--line)}
.signal small{display:block;color:var(--muted);margin-bottom:4px}.signal.positive strong{color:var(--accent2)}.signal.watch strong{color:var(--warm)}
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#0d1824}.strip-content{display:flex;align-items:center;justify-content:center;gap:24px;padding:20px 0;color:var(--muted)}.strip b{color:white}.arrow{color:var(--accent);font-size:22px}
.section{padding:92px 0}.alt{background:#0c1622}
.section-heading{max-width:760px;margin-bottom:42px}.section-heading h2,.method-grid h2,.early-card h2,.jobstacc-card h2{font-size:clamp(34px,4vw,52px);letter-spacing:-.04em;line-height:1.04;margin:10px 0 16px}.section-heading p,.early-card p,.jobstacc-card p{color:var(--muted);font-size:18px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.steps article,.dimensions article{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px}.steps span{font-size:12px;color:var(--accent);font-weight:900}.steps h3,.dimensions h3{margin:16px 0 8px}.steps p,.dimensions p{margin:0;color:var(--muted)}
.dimensions{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.dimensions b{color:var(--accent);font-size:20px}
.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}.method-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:28px}.method-card ol{margin:0;padding-left:22px}.method-card li{padding:12px 0;color:var(--accent)}.method-card li strong,.method-card li span{display:block;color:white}.method-card li span{color:var(--muted);font-size:14px;margin-top:4px}.fineprint{font-size:12px;color:var(--muted)}
.early{padding-top:20px}.early-card,.jobstacc-card{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center;background:linear-gradient(135deg,#112035,#0c1b22);border:1px solid var(--line);border-radius:26px;padding:40px}.early-form{display:grid;gap:12px}
.jobstacc{padding-top:0}.jobstacc-card{grid-template-columns:1fr auto}
footer{border-top:1px solid var(--line);padding:52px 0 24px;background:#060d15}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px}.footer-grid>div{display:flex;flex-direction:column;gap:10px;color:var(--muted);font-size:14px}.footer-grid strong{color:white}.footer-brand{color:white;margin-bottom:6px}.footer-bottom{border-top:1px solid var(--line);margin-top:36px;padding-top:20px;color:var(--muted);font-size:12px}
@media(max-width:900px){
  nav,.nav .button-small{display:none}
  .hero-grid,.method-grid,.early-card,.jobstacc-card{grid-template-columns:1fr}
  .dimensions,.steps{grid-template-columns:repeat(2,1fr)}
  .hero{padding-top:56px}
}
@media(max-width:580px){
  .container{width:min(100% - 24px,1180px)}
  .dimensions,.steps,.footer-grid{grid-template-columns:1fr}
  .check-row,.strip-content{align-items:stretch;flex-direction:column}
  .signal-grid{grid-template-columns:1fr}
  h1{font-size:48px}
}


/* Functional enhancement layer — preserves v0.1 visual direction */
body.modal-open{overflow:hidden}
.site-header.scrolled{box-shadow:0 10px 34px rgba(0,0,0,.2)}
.button,.tab,.score-preview,.steps article,.dimensions article,.signal{transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}
.button:hover{transform:translateY(-1px);box-shadow:0 10px 26px rgba(105,199,255,.1)}
.steps article:hover,.dimensions article:hover{transform:translateY(-3px);border-color:#3a5874}
.interactive-score{cursor:pointer}
.interactive-score:hover{transform:translateY(-2px);border-color:#355670}
.score-cta{width:100%;margin-top:13px;padding:10px 0 0;background:transparent;border:0;color:var(--text);font-weight:800;cursor:pointer;display:flex;justify-content:space-between}
.metric{display:block}
.metric>div:first-child{display:flex;justify-content:space-between}
.metric-bar{height:6px;background:#203348;border-radius:999px;overflow:hidden;margin-top:7px}
.metric-bar i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:999px;transition:width 1s ease}
.signal{cursor:help}
.dimension-card{position:relative;min-height:225px;cursor:pointer}
.dimension-link{position:absolute;left:22px;bottom:18px;background:transparent;border:0;padding:0;color:var(--text);font-size:12px;font-weight:800;cursor:pointer}
.dimension-detail{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding-bottom:25px}
.method-toggle{margin-top:14px}
.method-more{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
.method-more>div{background:#0d1925;border:1px solid var(--line);border-radius:16px;padding:20px}
.method-more h3{font-size:16px;margin-top:0}.method-more p{color:var(--muted);font-size:14px;margin-bottom:0}
.form-status{padding:11px 12px;border:1px solid var(--line);border-radius:10px;color:var(--accent2);font-size:13px;background:#0b1622}
.footer-link{background:transparent;border:0;padding:0;text-align:left;color:var(--muted);cursor:pointer}
.footer-link:hover{color:#fff}
.mobile-menu{display:none;background:transparent;border:0;color:#fff;font-size:24px;cursor:pointer}
.tooltip{position:fixed;z-index:100;background:#07131d;border:1px solid var(--line);padding:9px 11px;border-radius:9px;color:#dbe6ef;font-size:12px;pointer-events:none;opacity:0;transform:translateY(4px);transition:.15s;max-width:240px}
.tooltip.show{opacity:1;transform:none}
.modal{display:none;position:fixed;inset:0;z-index:90;align-items:center;justify-content:center;padding:18px}
.modal.open{display:flex}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.72);backdrop-filter:blur(7px)}
.modal-panel{position:relative;z-index:2;width:min(850px,100%);max-height:88vh;overflow:auto;background:#0b1723;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:0 30px 100px rgba(0,0,0,.4)}
.modal-close{position:absolute;right:18px;top:12px;background:transparent;border:0;color:#fff;font-size:30px;cursor:pointer}
.modal-header{display:flex;justify-content:space-between;gap:22px;border-bottom:1px solid var(--line);padding-bottom:20px}
.modal-header h2{font-size:30px;margin:6px 0 3px}.modal-header p{margin:0;color:var(--muted)}
.modal-score{display:flex;flex-direction:column;align-items:flex-end}.modal-score strong{font-size:44px;line-height:1}.modal-score span{font-size:12px;color:var(--muted)}.modal-score small{color:var(--accent2);margin-top:4px}
.modal-sections{display:grid;grid-template-columns:1fr 1fr;gap:18px}.modal-sections>div{padding-top:18px}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chips span{border:1px solid rgba(137,224,198,.2);color:var(--accent2);border-radius:999px;padding:7px 9px;font-size:12px}.watch-chips span{border-color:rgba(240,201,121,.2);color:var(--warm)}
.modal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:20px}.modal-grid div{display:flex;justify-content:space-between;background:#07131d;border:1px solid var(--line);border-radius:11px;padding:11px 13px;color:var(--muted)}.modal-grid b{color:#fff}
.modal-copy{color:var(--muted)}.modal-copy h3{color:#fff;font-size:16px;margin-top:20px}
.modal-actions{display:flex;gap:10px;margin-top:24px}
.reveal-on-scroll{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}.reveal-on-scroll.visible{opacity:1;transform:none}

@media(max-width:900px){
  .mobile-menu{display:block}
  #navMenu{display:none;position:absolute;top:74px;left:20px;right:20px;flex-direction:column;background:#0c1722;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:0 18px 60px rgba(0,0,0,.3)}
  #navMenu.open{display:flex}
  .method-more{grid-template-columns:1fr}
}
@media(max-width:580px){
  .modal-header,.modal-actions{flex-direction:column}
  .modal-sections,.modal-grid{grid-template-columns:1fr}
}