:root{
  color-scheme:dark;
  --ink:#06131d;
  --ink-2:#0a1c29;
  --ink-3:#102837;
  --paper:#f4f8f8;
  --white:#fff;
  --text:#e8f1f2;
  --muted:#9db1b8;
  --cyan:#5de2e7;
  --cyan-soft:rgba(93,226,231,.12);
  --red:#f04b4b;
  --red-soft:rgba(240,75,75,.13);
  --lime:#bded5f;
  --amber:#ffbd59;
  --line:rgba(174,213,220,.18);
  --line-light:#d8e3e5;
  --radius:18px;
  --shadow:0 24px 60px rgba(0,0,0,.22);
  font-family:"Segoe UI",Arial,sans-serif;
  background:var(--ink);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:130px}
body{margin:0;background:var(--ink);color:var(--text);font-size:16px;line-height:1.65;overflow-x:hidden}
a{color:inherit;text-underline-offset:4px}
button{font:inherit}
.skip-link{position:fixed;left:1rem;top:-5rem;z-index:1000;background:var(--white);color:var(--ink);padding:.75rem 1rem;border-radius:8px;font-weight:700}
.skip-link:focus{top:1rem}
:focus-visible{outline:3px solid var(--amber);outline-offset:4px}
.site-header{height:74px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:2rem;padding:0 clamp(1rem,4vw,4rem);border-bottom:1px solid var(--line);background:rgba(6,19,29,.94);backdrop-filter:blur(16px);position:relative;z-index:20}
.brand{display:inline-flex;align-items:center;gap:.75rem;text-decoration:none;font-weight:800;letter-spacing:.13em;font-size:.9rem;white-space:nowrap}
.brand small{font:500 .62rem "DM Mono",monospace;color:var(--muted);letter-spacing:.16em;margin-left:.45rem}
.brand-symbol{width:26px;height:26px;border:1px solid var(--cyan);border-radius:50%;position:relative;display:inline-grid;place-items:center;box-shadow:0 0 22px rgba(93,226,231,.15)}
.brand-symbol:before,.brand-symbol:after{content:"";position:absolute;background:var(--cyan)}
.brand-symbol:before{width:14px;height:1px}.brand-symbol:after{height:14px;width:1px}
.brand-symbol i{display:block;width:6px;height:6px;background:var(--red);border-radius:50%;z-index:1}
.global-nav{display:flex;justify-content:center;gap:clamp(1.25rem,3vw,2.5rem)}
.global-nav a,.header-cta{font-size:.82rem;font-weight:700;text-decoration:none;color:#c9d8db}
.global-nav a:hover{color:var(--cyan)}
.header-cta{padding:.6rem .9rem;border:1px solid var(--line);border-radius:999px;background:var(--cyan-soft)}
.header-cta:hover{border-color:var(--cyan);color:var(--white)}
.section-nav{height:48px;display:flex;align-items:center;justify-content:center;gap:clamp(1rem,3vw,2.25rem);padding:0 1rem;position:sticky;top:0;z-index:19;border-bottom:1px solid rgba(174,213,220,.12);background:rgba(6,19,29,.88);backdrop-filter:blur(16px);overflow-x:auto;scrollbar-width:none}
.section-nav::-webkit-scrollbar{display:none}
.section-nav a{text-decoration:none;color:var(--muted);font:500 .72rem "DM Mono",monospace;white-space:nowrap;text-transform:uppercase;letter-spacing:.05em}
.section-nav a.active,.section-nav a:hover{color:var(--cyan)}
main{overflow:hidden}
.hero{min-height:calc(100vh - 122px);max-width:1500px;margin:0 auto;padding:clamp(4rem,9vw,8rem) clamp(1.25rem,6vw,6rem);display:grid;grid-template-columns:minmax(0,1.08fr) minmax(420px,.92fr);align-items:center;gap:clamp(3rem,7vw,7rem);position:relative}
.hero:before{content:"";position:absolute;width:720px;height:720px;border-radius:50%;background:radial-gradient(circle,rgba(93,226,231,.09),transparent 64%);left:-430px;top:-190px;pointer-events:none}
.eyebrow,.kicker,.label{font:500 .72rem "DM Mono",monospace;text-transform:uppercase;letter-spacing:.12em;color:var(--cyan);margin:0 0 1.25rem}
.eyebrow span{display:inline-block;color:var(--ink);background:var(--cyan);padding:.25rem .5rem;border-radius:4px;margin-right:.65rem;font-weight:700}
h1,h2,h3,p{min-width:0;overflow-wrap:break-word}
h1{font-size:clamp(3rem,6vw,6.7rem);line-height:.96;letter-spacing:-.055em;margin:0;max-width:940px;font-weight:600}
h2{font-size:clamp(2.2rem,4.4vw,4.6rem);line-height:1.02;letter-spacing:-.045em;margin:0;font-weight:600}
h3{font-size:1.25rem;line-height:1.25;margin:.4rem 0 .7rem}
.hero-lede{font-size:clamp(1.05rem,1.5vw,1.3rem);color:#bad0d4;max-width:760px;margin:2rem 0 0;line-height:1.65}
.hero-actions{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;margin-top:2.2rem}
.button{display:inline-flex;align-items:center;justify-content:center;gap:.8rem;min-height:48px;padding:.75rem 1.1rem;border-radius:7px;font-size:.86rem;font-weight:800;text-decoration:none;border:1px solid transparent}
.button.primary{background:var(--cyan);color:var(--ink)}
.button.primary:hover{background:#87f5f8}.button.secondary{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.02)}.button.secondary:hover{border-color:var(--cyan)}
.microcopy{color:#718991;font-size:.78rem;margin-top:1.25rem;max-width:670px}
.hero-system{aspect-ratio:1/1;position:relative;display:grid;place-items:center;isolation:isolate}
.hero-system:before{content:"";position:absolute;inset:13%;border-radius:50%;background:radial-gradient(circle,rgba(93,226,231,.12),transparent 62%);filter:blur(8px)}
.orbit{position:absolute;border:1px solid rgba(93,226,231,.22);border-radius:50%}.orbit-a{inset:18%}.orbit-b{inset:32%;border-style:dashed;transform:rotate(20deg)}
.orbit-a:after,.orbit-b:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 18px var(--cyan)}
.orbit-a:after{top:14%;right:14%}.orbit-b:after{bottom:6%;left:36%;background:var(--red);box-shadow:0 0 18px var(--red)}
.system-core{width:128px;height:128px;display:grid;place-content:center;text-align:center;border-radius:50%;background:var(--ink-2);border:1px solid var(--cyan);box-shadow:0 0 0 10px rgba(93,226,231,.04),0 0 50px rgba(93,226,231,.12);z-index:2}
.system-core span{font-size:2rem;font-weight:800}.system-core small{font:500 .64rem "DM Mono",monospace;color:var(--muted);max-width:90px}
.system-card{position:absolute;width:195px;padding:.9rem 1rem;border:1px solid var(--line);background:rgba(10,28,41,.92);box-shadow:var(--shadow);border-radius:12px;display:grid;gap:.15rem}
.system-card small{font:500 .65rem "DM Mono",monospace;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.system-card strong{font-size:.84rem}.system-card b{font-size:1.05rem;color:var(--white)}
.system-card .status-dot{position:absolute;right:.85rem;top:.9rem}.card-a{left:1%;top:22%}.card-b{right:0;top:30%}.card-c{left:15%;bottom:8%}
.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--muted)}.status-dot.proven{background:var(--lime);box-shadow:0 0 12px rgba(189,237,95,.4)}.status-dot.designed{background:var(--cyan);box-shadow:0 0 12px rgba(93,226,231,.4)}.status-dot.revise{background:var(--amber);box-shadow:0 0 12px rgba(255,189,89,.4)}
.section{padding:clamp(5rem,9vw,9rem) clamp(1.25rem,6vw,6rem);max-width:1500px;margin:0 auto}
.section-head{max-width:950px;margin-bottom:clamp(2.5rem,5vw,5rem)}
.section-head>p:last-child{font-size:1.05rem;color:#aabfc4;max-width:700px;margin:1.4rem 0 0}
.split-head{max-width:none;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.6fr);gap:4rem;align-items:end}
.split-head>p:last-child{margin:0}
.intro-section{max-width:none;background:var(--paper);color:#0b1a22}
.intro-section .section-head{max-width:1000px}.intro-section .section-head>p:last-child{color:#4a6068}.intro-section .kicker{color:#167c82}
.layer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;max-width:1380px;margin:0 auto}
.layer-card{min-height:360px;border:1px solid var(--line-light);border-radius:var(--radius);padding:clamp(1.5rem,3vw,2.4rem);position:relative;display:flex;flex-direction:column;background:var(--white);overflow:hidden}
.layer-card:before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:#c9d5d7}.layer-card.established:before{background:#6b9f25}.layer-card.designed:before{background:#1eaab1}.layer-card.pending:before{background:#e89b29}
.layer-number{position:absolute;right:1.4rem;top:.9rem;font:500 4.8rem "DM Mono",monospace;color:#edf2f2;line-height:1}.layer-card .label{margin-top:3.5rem;color:#4e6f77}.layer-card h3{font-size:1.55rem;max-width:330px}.layer-card p:not(.label){color:#52666d}.layer-card a{margin-top:auto;font-weight:800;font-size:.85rem;color:#126d73}
.data-section{max-width:none;background:#081823}
.data-section>*{max-width:1380px;margin-left:auto;margin-right:auto}.data-layout{display:grid;grid-template-columns:minmax(280px,.42fr) minmax(0,1fr);gap:1rem}.data-summary,.split-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--ink-2);padding:clamp(1.4rem,3vw,2.2rem)}
.big-stat{display:grid}.big-stat strong{font-size:clamp(2.6rem,5vw,4.9rem);letter-spacing:-.05em;line-height:1}.big-stat span,.stat-pair span{color:var(--muted);font-size:.82rem}.stat-pair{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2.5rem}.stat-pair div{border-top:1px solid var(--line);padding-top:1rem}.stat-pair strong{display:block;font-size:1.4rem}.boundary-note{font-size:.78rem;color:#7f969d;margin:2.8rem 0 0}
.split-track{height:12px;border-radius:99px;display:flex;overflow:hidden;background:var(--ink)}.split-track span{width:var(--size);display:block;border-right:2px solid var(--ink)}.split-track .train{background:var(--cyan)}.split-track .selection{background:#62a8dc}.split-track .calibration{background:#a98ae8}.split-track .test{background:repeating-linear-gradient(135deg,var(--red) 0,var(--red) 6px,#8e3139 6px,#8e3139 12px)}
.split-steps{display:grid;grid-template-columns:3fr 1fr 1fr 1fr;list-style:none;padding:0;margin:1.6rem 0 0;gap:.65rem}.split-steps li{display:grid;grid-template-columns:auto 1fr;gap:.65rem;min-width:0}.split-steps>li>span{width:24px;height:24px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font:500 .66rem "DM Mono",monospace;color:var(--cyan)}.split-steps li strong,.split-steps li b,.split-steps li small{display:block}.split-steps li strong{font-size:.78rem}.split-steps li b{font-size:1rem}.split-steps li small{font-size:.7rem;line-height:1.35;color:var(--muted);margin-top:.25rem}.split-steps .sealed strong,.split-steps .sealed>span{color:#ff8a8a}
.integrity-row{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:2.2rem;padding-top:1.3rem;border-top:1px solid var(--line)}.integrity-row span{font:500 .68rem "DM Mono",monospace;padding:.38rem .55rem;border-radius:5px;background:rgba(255,255,255,.04);color:#abc0c5}.integrity-row b{color:var(--lime)}
.plain-boundaries{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1rem}.plain-boundaries article{display:grid;grid-template-columns:auto 1fr;gap:1rem;padding:1.2rem;border:1px solid var(--line);border-radius:14px}.plain-boundaries article>span{color:var(--cyan);font:500 1.4rem "DM Mono",monospace}.plain-boundaries h3{font-size:1rem;margin:0 0 .35rem}.plain-boundaries p{margin:0;color:var(--muted);font-size:.83rem}
.classical-section{background:var(--paper);color:#0a1820;max-width:none}.classical-section>*{max-width:1380px;margin-left:auto;margin-right:auto}.classical-section .kicker{color:#167c82}.classical-section .section-head>p:last-child{color:#4a6068}
.results-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line-light);border-radius:14px;margin-bottom:1rem;background:var(--white)}.results-strip div{padding:1.3rem 1.5rem;border-right:1px solid var(--line-light)}.results-strip div:last-child{border:0}.results-strip strong{display:block;font-size:2.1rem;line-height:1}.results-strip span{font-size:.75rem;color:#62757b}
.model-explorer{display:grid;grid-template-columns:minmax(220px,.31fr) minmax(0,1fr);border:1px solid var(--line-light);border-radius:var(--radius);overflow:hidden;background:var(--white);box-shadow:0 16px 45px rgba(28,50,58,.08)}
.model-tabs{display:grid;background:#e8f0f1}.model-tabs button{border:0;border-bottom:1px solid var(--line-light);background:transparent;color:#31464d;text-align:left;padding:1.4rem;display:grid;gap:.25rem;cursor:pointer;position:relative}.model-tabs button span{font:600 .67rem "DM Mono",monospace;color:#547078}.model-tabs button b{font-size:.62rem;color:#b63f3f;text-transform:uppercase}.model-tabs button[aria-selected="true"]{background:var(--white);color:#081821}.model-tabs button[aria-selected="true"]:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:#148d94}
.model-panel{padding:clamp(1.5rem,4vw,3rem);display:grid;grid-template-columns:minmax(210px,.42fr) minmax(0,1fr);gap:2rem}.metric-focus p{font:500 .68rem "DM Mono",monospace;text-transform:uppercase;color:#526970}.metric-focus>strong{display:block;font-size:clamp(2.8rem,5vw,5.4rem);letter-spacing:-.06em;line-height:1;color:#0a222c}.metric-focus>span{display:block;max-width:260px;color:#5f7379;font-size:.78rem;margin-top:.7rem}.metric-bars{display:grid;gap:1rem;align-content:center}.metric-bars>div{display:grid;grid-template-columns:70px minmax(90px,1fr) 72px;align-items:center;gap:.8rem;font-size:.74rem;color:#64767c}.metric-bars i{height:8px;background:#e2eaeb;border-radius:99px;overflow:hidden}.metric-bars i b{display:block;width:var(--bar);height:100%;background:#9cb1b5;border-radius:inherit}.metric-bars div.active{color:#10242c;font-weight:800}.metric-bars div.active i b{background:linear-gradient(90deg,#147e84,#34cbd2)}
.metric-details{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-light);padding-top:1.4rem;gap:1rem}.metric-details span{display:block;font-size:.68rem;color:#6a7e84}.metric-details strong{display:block;font:600 .88rem "DM Mono",monospace;margin-top:.35rem}
.caveat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1rem}.caveat-grid article{padding:1.5rem;border:1px solid var(--line-light);border-radius:14px;background:rgba(255,255,255,.68)}.caveat-grid .label{color:#527278;margin-bottom:.6rem}.caveat-grid h3{font-size:1.08rem}.caveat-grid p:last-child{font-size:.82rem;color:#586b71;margin-bottom:0}
.hybrid-section{max-width:none;background:linear-gradient(180deg,#06131d,#081a25)}.hybrid-section>*{max-width:1380px;margin-left:auto;margin-right:auto}.pipeline{display:grid;grid-template-columns:repeat(7,auto);align-items:stretch;gap:.55rem}.pipeline article{width:min(250px,18vw);min-height:220px;border:1px solid var(--line);background:var(--ink-2);border-radius:14px;padding:1.35rem;position:relative}.pipeline article>span{font:500 .66rem "DM Mono",monospace;color:var(--cyan)}.pipeline article>small{display:block;color:#758f96;font-size:.68rem;margin-top:2.3rem;text-transform:uppercase}.pipeline article h3{font-size:1.05rem}.pipeline article p{font-size:.78rem;color:var(--muted)}.pipeline>i,.qualification-path>i{align-self:center;color:#54717a;font-style:normal;font-size:1.4rem}.pipeline .quantum-stage{border-color:rgba(93,226,231,.55);background:linear-gradient(145deg,rgba(93,226,231,.15),var(--ink-2));box-shadow:0 0 40px rgba(93,226,231,.08)}
.inside-outside{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1rem}.inside-outside>div{padding:1.1rem 1.25rem;border:1px solid var(--line);border-radius:12px;display:grid;grid-template-columns:auto 1fr;gap:.35rem .7rem}.inside-outside p{grid-column:2;margin:0;color:var(--muted);font-size:.82rem}.inside-outside strong{font-size:.9rem}.inside-outside .status-dot{margin-top:.45rem}
.circuit-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(330px,.75fr);gap:1rem;margin-top:4rem}.circuit-card,.fairness-card{border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.5rem,3vw,2.4rem);background:rgba(10,28,41,.82)}.circuit-card{display:grid;grid-template-columns:minmax(230px,.8fr) minmax(260px,1fr);gap:2rem}.circuit-copy .label,.fairness-card .label{margin-bottom:.8rem}.circuit-copy p:last-child{color:var(--muted);font-size:.88rem}.qubit-diagram{display:grid;grid-template-columns:auto 1fr;gap:.75rem;align-items:center}.qubit-labels,.qubit-lines{display:grid;grid-template-rows:repeat(8,1fr);height:190px}.qubit-labels span{font:500 .63rem "DM Mono",monospace;color:#708991;align-self:center}.qubit-lines i{align-self:center;height:1px;background:linear-gradient(90deg,#326f76,var(--cyan),#326f76);position:relative}.qubit-lines i:before,.qubit-lines i:after{content:"";position:absolute;top:50%;transform:translateY(-50%);width:12px;height:12px;border-radius:3px;border:1px solid var(--cyan);background:var(--ink-2)}.qubit-lines i:before{left:12%}.qubit-lines i:after{right:20%;border-radius:50%;background:var(--cyan-soft)}.qubit-lines i:nth-child(even):before{left:28%}.qubit-lines i:nth-child(3n):after{right:8%}.circuit-stats{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem;padding-top:1.4rem;border-top:1px solid var(--line)}.circuit-stats strong{display:block;font-size:1.4rem}.circuit-stats span{display:block;color:var(--muted);font-size:.68rem;line-height:1.35}
.fairness-card h3{font-size:1.35rem}.comparison-rows{display:grid;gap:.55rem;margin-top:1.5rem}.comparison-rows>div{display:grid;grid-template-columns:34px 1fr;gap:.75rem;border-top:1px solid var(--line);padding-top:.7rem}.comparison-rows>div>span{width:30px;height:30px;border-radius:8px;background:var(--cyan-soft);color:var(--cyan);display:grid;place-items:center;font:600 .75rem "DM Mono",monospace}.comparison-rows p{margin:0}.comparison-rows strong,.comparison-rows small{display:block}.comparison-rows strong{font-size:.82rem}.comparison-rows small{font-size:.68rem;color:var(--muted)}.comparison-rows .baseline>span{color:var(--lime);background:rgba(189,237,95,.09)}.fairness-foot{color:var(--muted);font-size:.75rem;margin:1.3rem 0 0}
.gates{display:grid;grid-template-columns:minmax(260px,.45fr) minmax(0,1fr);gap:3rem;margin-top:4rem;padding:clamp(1.5rem,4vw,3rem);border:1px solid rgba(93,226,231,.25);background:rgba(93,226,231,.05);border-radius:var(--radius)}.gate-intro p:last-child{color:var(--muted);font-size:.84rem}.gates ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:.65rem}.gates li{display:grid;grid-template-columns:48px 1fr;gap:.7rem;border:1px solid var(--line);border-radius:10px;padding:.9rem;background:rgba(6,19,29,.55)}.gates li>span{font:600 .64rem "DM Mono",monospace;color:var(--cyan)}.gates li p{font-size:.75rem;color:var(--muted);margin:0}.gates li strong{display:block;color:var(--text);font-size:.8rem}
.readiness-section{background:var(--paper);color:#0b1a22;max-width:none}.readiness-section>*{max-width:1380px;margin-left:auto;margin-right:auto}.readiness-section .kicker{color:#167c82}.readiness-section .section-head>p:last-child{color:#52666d}.readiness-timeline{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0}.readiness-timeline li{position:relative;padding-top:2rem}.readiness-timeline li:before{content:"";position:absolute;top:11px;left:0;right:0;height:1px;background:#cbd9db}.readiness-timeline li:first-child:before{left:8px}.readiness-timeline li:last-child:before{right:calc(100% - 8px)}.timeline-marker{position:absolute;top:4px;left:0;width:15px;height:15px;border-radius:50%;background:#aababc;border:4px solid var(--paper);box-shadow:0 0 0 1px #aababc}.complete .timeline-marker{background:#699b26;box-shadow:0 0 0 1px #699b26}.revise .timeline-marker{background:#e49224;box-shadow:0 0 0 1px #e49224}.time-card{padding:1.2rem 1.2rem 1.2rem 0}.time-card .label{color:#59737a;margin-bottom:.5rem}.time-card h3{font-size:1.05rem}.time-card p:not(.label){color:#586b71;font-size:.8rem}.time-card b{display:inline-block;font:600 .66rem "DM Mono",monospace;color:#486069;background:#e7eeee;padding:.3rem .5rem;border-radius:4px}.complete .time-card b{color:#4d7419;background:#e8f3d7}.revise .time-card b{color:#975d0e;background:#fff0d9}
.claim-ribbon{display:grid;grid-template-columns:230px 1fr;gap:2rem;margin-top:2rem;border-radius:14px;background:#0a1b25;color:var(--text);padding:1.4rem 1.6rem}.claim-ribbon strong{color:var(--cyan);font-size:.86rem}.claim-ribbon p{margin:0;color:#aabfc4;font-size:.84rem}
.qualification-section{max-width:none;background:#0b202d}.qualification-section>*{max-width:1380px;margin-left:auto;margin-right:auto}.qualification-path{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:1rem}.qualification-path article{border:1px solid var(--line);border-radius:14px;padding:1.5rem;background:var(--ink-2);min-height:230px}.qualification-path article.current{border-color:var(--cyan);box-shadow:inset 0 3px 0 var(--cyan)}.qualification-path article>span{font:500 .67rem "DM Mono",monospace;color:var(--cyan)}.qualification-path article>small{display:block;color:#789097;font-size:.68rem;text-transform:uppercase;margin:2rem 0 .4rem}.qualification-path article p{font-size:.8rem;color:var(--muted)}.qualification-note{display:flex;gap:1rem;margin:1rem 0 0;padding:1rem 1.2rem;border:1px solid var(--line);border-radius:10px;color:#aec2c6;font-size:.83rem}.qualification-note span{font:600 .67rem "DM Mono",monospace;color:var(--amber);text-transform:uppercase}
.decision-section{max-width:none;background:var(--paper);color:#0b1a22}.decision-section>*{max-width:1380px;margin-left:auto;margin-right:auto}.decision-section .kicker{color:#167c82}.decision-section .section-head>p:last-child{color:#52666d}.decision-path{display:grid;grid-template-columns:minmax(280px,.65fr) minmax(0,1fr);gap:1rem}.decision-start{border-radius:var(--radius);padding:clamp(1.5rem,3vw,2.4rem);background:#0a1b25;color:var(--text)}.decision-start small{font:500 .68rem "DM Mono",monospace;color:var(--cyan);text-transform:uppercase}.decision-start h3{font-size:1.65rem;margin-top:2.5rem}.decision-start p{color:#aebfc3;font-size:.88rem}.decision-branches{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.decision-branches article{border:1px solid var(--line-light);border-radius:var(--radius);padding:clamp(1.5rem,3vw,2.3rem);background:var(--white)}.decision-branches span{font:700 .67rem "DM Mono",monospace}.decision-branches .yes span{color:#558419}.decision-branches .no span{color:#a55917}.decision-branches h3{font-size:1.35rem;margin-top:2.8rem}.decision-branches p{font-size:.84rem;color:#596c72}
.limits-section{display:grid;grid-template-columns:minmax(260px,.65fr) minmax(0,1fr);gap:5rem}.limits-list{border-top:1px solid var(--line)}.limits-list details{border-bottom:1px solid var(--line);padding:1rem 0}.limits-list summary{cursor:pointer;font-weight:700;font-size:.95rem;list-style:none;display:flex;justify-content:space-between}.limits-list summary:after{content:"+";color:var(--cyan);font:500 1.2rem "DM Mono",monospace}.limits-list details[open] summary:after{content:"−"}.limits-list p{color:var(--muted);font-size:.84rem;max-width:720px;margin:1rem 0 .3rem}
.cta-section{margin:0 clamp(1.25rem,4vw,4rem) clamp(1.25rem,4vw,4rem);padding:clamp(3rem,7vw,6rem);border-radius:24px;background:linear-gradient(125deg,#5de2e7,#9ef4d1);color:#06131d;position:relative;overflow:hidden}.cta-section:after{content:"";position:absolute;width:400px;height:400px;border:1px solid rgba(6,19,29,.16);border-radius:50%;right:-120px;top:-180px;box-shadow:0 0 0 60px rgba(6,19,29,.03),0 0 0 120px rgba(6,19,29,.025)}.cta-section>*{position:relative;z-index:1}.cta-section .kicker{color:#1b5558}.cta-section h2{max-width:850px}.cta-section>p:not(.kicker){max-width:710px;font-size:1rem}.button.light{background:#06131d;color:var(--white)}.button.ghost{border-color:rgba(6,19,29,.3);color:#06131d}.button.ghost:hover{border-color:#06131d}
footer{display:grid;grid-template-columns:1.2fr .7fr .7fr;gap:3rem;padding:4rem clamp(1.25rem,6vw,6rem);border-top:1px solid var(--line);color:var(--muted)}.footer-brand{color:var(--text)}footer>div>p{font-size:.78rem;max-width:360px}.footer-meta p{margin:.15rem 0;font-size:.72rem}.footer-meta a{color:var(--cyan)}footer nav{display:grid;align-content:start;gap:.45rem}footer nav a{font-size:.78rem;text-decoration:none;color:#b8c9cd}footer nav a:hover{color:var(--cyan)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
@media (max-width:1100px){.hero{grid-template-columns:1fr;min-height:auto}.hero-system{max-width:640px;width:100%;margin:0 auto}.pipeline{grid-template-columns:1fr}.pipeline article{width:auto;min-height:auto}.pipeline>i,.qualification-path>i{transform:rotate(90deg);justify-self:center}.circuit-layout{grid-template-columns:1fr}.readiness-timeline{grid-template-columns:1fr 1fr}.readiness-timeline li:before{display:none}.timeline-marker{left:-2px}.time-card{padding-left:1.4rem}.split-steps{grid-template-columns:1.5fr 1fr 1fr 1fr}}
@media (max-width:820px){.site-header{grid-template-columns:auto 1fr}.global-nav{display:none}.header-cta{justify-self:end}.section-nav{justify-content:flex-start}.hero{padding-top:4.5rem}.layer-grid,.plain-boundaries,.caveat-grid{grid-template-columns:1fr}.layer-card{min-height:300px}.data-layout,.split-head,.limits-section{grid-template-columns:1fr;gap:2rem}.model-explorer{grid-template-columns:1fr}.model-tabs{grid-template-columns:repeat(3,1fr)}.model-tabs button{border-bottom:0;border-right:1px solid var(--line-light);padding:1rem}.model-tabs button[aria-selected="true"]:before{left:0;right:0;top:auto;bottom:0;width:auto;height:4px}.model-panel{grid-template-columns:1fr}.metric-details{grid-template-columns:1fr 1fr}.pipeline{gap:.3rem}.inside-outside,.gates{grid-template-columns:1fr}.circuit-card{grid-template-columns:1fr}.qualification-path{grid-template-columns:1fr}.decision-path{grid-template-columns:1fr}.claim-ribbon{grid-template-columns:1fr;gap:.6rem}.split-steps{grid-template-columns:1fr 1fr}.results-strip{grid-template-columns:1fr 1fr}.results-strip div:nth-child(2){border-right:0}.results-strip div:nth-child(-n+2){border-bottom:1px solid var(--line-light)}footer{grid-template-columns:1fr 1fr}footer>div:first-child{grid-column:1/-1}}
@media (max-width:520px){html{scroll-padding-top:58px}.site-header{height:62px;padding:0 1rem}.brand small,.header-cta{display:none}.section-nav{height:44px}.hero{padding:4rem 1.15rem 5rem}.hero-system{aspect-ratio:auto;display:grid;gap:.7rem;padding-top:2rem}.orbit,.system-core{display:none}.system-card{position:relative;inset:auto!important;width:100%}.section{padding:4.5rem 1.15rem}.layer-card{min-height:280px}.split-card,.data-summary{padding:1.2rem}.split-steps{grid-template-columns:1fr}.integrity-row{display:grid}.model-tabs{grid-template-columns:1fr}.model-tabs button{border-right:0;border-bottom:1px solid var(--line-light)}.model-panel{padding:1.2rem}.metric-bars>div{grid-template-columns:60px minmax(60px,1fr) 65px;gap:.5rem}.metric-details,.circuit-stats,.gates ul,.readiness-timeline,.decision-branches{grid-template-columns:1fr}.inside-outside{grid-template-columns:1fr}.qubit-diagram{grid-template-columns:28px 1fr}.qualification-note{display:grid}.cta-section{margin:0 .75rem .75rem;padding:3rem 1.25rem;border-radius:18px}.cta-section .hero-actions{align-items:stretch}.cta-section .button{width:100%}footer{grid-template-columns:1fr;padding:3rem 1.2rem}}