:root{
  --bg:#07111d;
  --bg-2:#091728;
  --surface:#0b1826;
  --surface-2:#0e1d2d;
  --text:#f3efe8;
  --muted:#9fb1c1;
  --dim:#6e8191;
  --line:rgba(153,184,206,.18);
  --line-strong:rgba(153,184,206,.32);
  --amber:#f0b14e;
  --amber-soft:#d59c47;
  --cyan:#70d7eb;
  --cyan-soft:#5cb7cf;
  --serif:Georgia,'Times New Roman',serif;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'SFMono-Regular',Consolas,'Liberation Mono',monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;color:var(--text);font-family:var(--sans);background:
  radial-gradient(circle at 18% 18%,rgba(240,177,78,.07),transparent 28rem),
  radial-gradient(circle at 82% 12%,rgba(112,215,235,.08),transparent 30rem),
  linear-gradient(180deg,#07111d 0%,#081421 58%,#06101a 100%);}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit}
.skip-link{position:fixed;left:18px;top:-80px;z-index:100;padding:10px 14px;border-radius:9px;background:var(--text);color:var(--bg)}
.skip-link:focus{top:18px}
.shell{width:min(1180px,calc(100% - 36px));margin:0 auto}
.site-nav{position:sticky;top:14px;z-index:50;width:min(1180px,calc(100% - 36px));margin:14px auto 0;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 16px;border:1px solid var(--line);border-radius:16px;background:rgba(7,17,29,.78);backdrop-filter:blur(16px);box-shadow:0 18px 60px rgba(0,0,0,.22)}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase}
.brand-mark{width:18px;height:18px;border:1px solid var(--amber);border-radius:50%;box-shadow:12px 0 0 -1px var(--bg),12px 0 0 0 var(--cyan)}
.nav-links{display:flex;gap:18px;color:var(--muted);font-size:12px}.nav-links a:hover{color:var(--text)}
.hero{min-height:calc(100vh - 34px);display:grid;grid-template-columns:minmax(0,1.06fr) minmax(420px,.94fr);gap:54px;align-items:center;padding:86px 0 100px}
.kicker,.section-index,.label,.definition-tag{font-family:var(--mono);font-size:9px;letter-spacing:.11em;text-transform:uppercase;color:var(--amber)}
.hero h1{max-width:790px;margin:15px 0 22px;font-family:var(--serif);font-size:clamp(58px,6.8vw,104px);font-weight:500;letter-spacing:-.055em;line-height:.88}
.hero h1 em,.passport-head h2 em{color:var(--cyan);font-style:normal}
.hero-triad{margin:28px 0 22px;padding-left:20px;border-left:2px solid var(--amber)}
.hero-triad p{margin:5px 0;color:#cad6df;font-size:clamp(18px,2vw,24px)}.hero-triad strong{color:var(--text);font-weight:650}.hero-triad .hero-source{margin-top:12px;color:var(--dim);font-family:var(--mono);font-size:9px;letter-spacing:.07em;text-transform:uppercase}.hero-source a,.inline-source{color:var(--cyan);text-decoration:underline;text-decoration-color:rgba(112,215,235,.35);text-underline-offset:3px}.hero-source a:hover,.inline-source:hover{color:var(--text)}
.hero-lede{max-width:700px;color:var(--muted);font-size:18px;line-height:1.72}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.button{padding:12px 16px;border:1px solid var(--line-strong);border-radius:999px;color:var(--text);font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase}.button:hover{border-color:var(--cyan)}.button--accent{border-color:rgba(112,215,235,.7);background:rgba(112,215,235,.1)}
.hero-field{position:relative;min-height:560px;overflow:hidden;border:1px solid var(--line);border-radius:32px;background:radial-gradient(circle at 50% 50%,rgba(112,215,235,.08),transparent 34%),rgba(4,11,19,.66);box-shadow:inset 0 1px rgba(255,255,255,.03),0 28px 100px rgba(0,0,0,.28)}
.hero-field::before{content:"";position:absolute;inset:24px;border:1px solid rgba(255,255,255,.05);border-radius:22px}
.orbit{position:absolute;left:50%;top:48%;border:1px dashed rgba(159,177,193,.22);border-radius:50%;transform:translate(-50%,-50%) rotate(-16deg)}.orbit--one{width:74%;aspect-ratio:1.3}.orbit--two{width:52%;aspect-ratio:1.2;transform:translate(-50%,-50%) rotate(24deg)}.orbit--three{width:30%;aspect-ratio:1;border-style:solid;border-color:rgba(112,215,235,.23)}
.mass,.query-core{position:absolute;display:grid;place-items:center;border-radius:50%;font-family:var(--mono);font-size:8px;letter-spacing:.08em;text-transform:uppercase;text-align:center}.mass{width:94px;height:94px;border:1px solid var(--line-strong);background:#0d1d2c;color:var(--muted)}.mass--a{left:15%;top:22%;box-shadow:0 0 40px rgba(240,177,78,.08)}.mass--b{right:12%;bottom:20%;box-shadow:0 0 40px rgba(112,215,235,.1)}.query-core{left:50%;top:48%;width:128px;height:128px;transform:translate(-50%,-50%);border:1px solid var(--cyan);background:#0c1b2a;color:var(--text);box-shadow:0 0 70px rgba(112,215,235,.15)}
.trajectory{position:absolute;height:1px;transform-origin:left center;opacity:.8}.trajectory--a{left:27%;top:35%;width:29%;background:linear-gradient(90deg,var(--amber),rgba(240,177,78,.15));transform:rotate(24deg)}.trajectory--b{left:50%;top:50%;width:35%;background:linear-gradient(90deg,rgba(112,215,235,.15),var(--cyan));transform:rotate(28deg)}
.field-caption{position:absolute;left:26px;right:26px;bottom:22px;margin:0;color:var(--dim);font-family:var(--mono);font-size:9px;letter-spacing:.08em;text-align:center;text-transform:uppercase}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}.reveal.visible{opacity:1;transform:none}
.visual-passport,.section{padding:0 0 clamp(92px,11vw,150px)}
.passport-head,.section-head{display:grid;grid-template-columns:180px 1fr;gap:28px;align-items:start;margin-bottom:34px}.passport-head h2,.section h2,.boundary h2{margin:0;font-family:var(--serif);font-size:clamp(42px,5.2vw,76px);font-weight:500;letter-spacing:-.045em;line-height:.96}.passport-head p,.section-intro,.boundary>p{max-width:760px;color:var(--muted);font-size:17px;line-height:1.72}
.passport-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.visual-card{overflow:hidden;border:1px solid var(--line);border-radius:24px;background:rgba(8,19,31,.78)}.visual-card--wide{grid-column:1/-1}.visual-card>a{display:block;overflow:hidden;background:#07111d}.visual-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .45s ease}.visual-card:hover img{transform:scale(1.015)}.visual-card-copy{padding:18px 20px 22px}.visual-card-copy h3{margin:8px 0 7px;font-family:var(--serif);font-size:31px;font-weight:500}.visual-card-copy p{margin:0;color:var(--muted);line-height:1.6}
.definition{display:grid;grid-template-columns:1fr 1fr;gap:1px;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:var(--line)}.definition>div{padding:clamp(30px,4vw,52px);background:rgba(7,17,29,.88)}.definition h3{margin:10px 0 18px;font-family:var(--serif);font-size:clamp(34px,4.2vw,52px);font-weight:500;letter-spacing:-.03em}.definition p{color:var(--muted);font-size:17px;line-height:1.7}.provenance{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.provenance span,.status{padding:7px 9px;border:1px solid var(--line);border-radius:7px;font-family:var(--mono);font-size:9px;letter-spacing:.06em}.provenance .observed,.status.observed{border-color:rgba(101,197,167,.45);color:#86d5bd}.provenance .open,.status.open{border-color:rgba(112,215,235,.42);color:#8ddbed}
.concept-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.concept-card{min-height:260px;padding:24px;border:1px solid var(--line);border-radius:20px;background:rgba(8,19,31,.72)}.concept-card--accent{border-color:rgba(240,177,78,.35);background:linear-gradient(145deg,rgba(240,177,78,.08),rgba(112,215,235,.05))}.concept-card h3{margin:28px 0 12px;font-family:var(--serif);font-size:30px;font-weight:500}.concept-card p{margin:0;color:var(--muted);line-height:1.65}.concept-mark{width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:50%;font-family:var(--serif);font-size:20px}.concept-mark.amber{color:var(--amber);border-color:rgba(240,177,78,.45)}.concept-mark.cyan{color:var(--cyan);border-color:rgba(112,215,235,.45)}.concept-mark.split{color:var(--text);box-shadow:inset 20px 0 0 rgba(240,177,78,.08),inset -20px 0 0 rgba(112,215,235,.08)}.concept-mark.core{color:var(--amber);border-color:rgba(240,177,78,.5)}
.axiom{margin:18px 0 0;padding:36px 40px;border:1px solid var(--line);border-radius:22px;background:radial-gradient(circle at 18% 50%,rgba(240,177,78,.08),transparent 30rem),rgba(8,19,31,.5)}.axiom p{margin:0;font-family:var(--serif);font-size:clamp(34px,4vw,54px);letter-spacing:-.025em}.axiom footer{margin-top:12px;color:var(--muted);font-size:16px}
.lab-shell{padding:clamp(22px,4vw,38px);border:1px solid var(--line);border-radius:26px;background:rgba(8,19,31,.76)}.lab-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.lab-head h3{margin:7px 0 0;font-family:var(--serif);font-size:38px;font-weight:500}.mode-switch,.scenario-buttons{display:flex;flex-wrap:wrap;gap:8px}.mode-button,.scenario{padding:9px 12px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);cursor:pointer;font-family:var(--mono);font-size:9px;letter-spacing:.06em}.mode-button.active,.scenario.active{border-color:var(--cyan);background:rgba(112,215,235,.1);color:var(--text)}.scenario-buttons{margin:22px 0}.lab-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px}.candidate-panel,.metrics-panel{border:1px solid var(--line);border-radius:20px;background:rgba(3,10,17,.42)}.candidate-panel{padding:24px}.candidate-orbit{position:relative;min-height:330px;overflow:hidden;border-radius:16px;background:radial-gradient(circle at 50% 50%,rgba(112,215,235,.08),transparent 38%)}.candidate-orbit::before,.candidate-orbit::after{content:"";position:absolute;left:50%;top:50%;width:72%;aspect-ratio:1.7;border:1px dashed rgba(159,177,193,.18);border-radius:50%;transform:translate(-50%,-50%) rotate(-8deg)}.candidate-orbit::after{width:47%;transform:translate(-50%,-50%) rotate(18deg)}.candidate-center,.candidate-node{position:absolute;display:grid;place-items:center;border-radius:50%;font-family:var(--mono);font-size:9px;text-transform:uppercase;z-index:2}.candidate-center{left:50%;top:50%;width:96px;height:96px;transform:translate(-50%,-50%);border:1px solid var(--cyan);background:#0b1c2a;box-shadow:0 0 50px rgba(112,215,235,.12)}.candidate-node{width:62px;height:62px;border:1px solid var(--line-strong);background:#102133;color:var(--muted)}.node-a{left:14%;top:23%}.node-b{right:12%;bottom:21%;border-color:rgba(240,177,78,.5);color:var(--amber)}.candidate-link{position:absolute;left:47%;top:53%;width:35%;height:2px;background:linear-gradient(90deg,var(--cyan),var(--amber));transform:rotate(26deg);transform-origin:left center;z-index:1}.candidate-panel>p{margin:16px 2px 0;color:var(--muted);line-height:1.65}.metrics-panel{padding:24px}.metric-row{display:grid;grid-template-columns:140px 1fr 42px;gap:12px;align-items:center;margin:14px 0;color:var(--muted);font-size:12px}.meter{height:8px;border-radius:99px;background:rgba(255,255,255,.06);overflow:hidden}.meter i{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--amber),var(--cyan));transition:width .35s ease}.metric-row output{color:var(--text);font-family:var(--mono);text-align:right}.score-card{margin-top:24px;padding:22px;border:1px solid rgba(112,215,235,.25);border-radius:18px;background:radial-gradient(circle at 12% 50%,rgba(112,215,235,.08),transparent 24rem)}.score-card strong{display:block;margin:8px 0 6px;font-family:var(--serif);font-size:54px;font-weight:500}.score-card p,.lab-note{color:var(--muted);line-height:1.6}.lab-note{margin:20px 0 0;padding-left:18px;border-left:1px solid var(--amber)}.lab-note strong{color:var(--text)}
.boundary{margin:0 0 clamp(92px,11vw,150px);padding:clamp(34px,6vw,70px);border:1px solid rgba(112,215,235,.28);border-radius:30px;background:radial-gradient(circle at 50% 0%,rgba(112,215,235,.1),transparent 36rem),rgba(5,14,23,.72)}.boundary h2{margin-top:18px}.boundary-line{display:flex;align-items:center;gap:16px;margin:34px 0;color:var(--dim);font-family:var(--mono);font-size:10px;letter-spacing:.11em}.boundary-line i{flex:1;height:1px;background:linear-gradient(90deg,var(--line),var(--cyan))}.boundary-line strong{color:var(--cyan)}.boundary-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.boundary-grid>div{padding:26px;border:1px solid var(--line);border-radius:18px;background:rgba(8,19,31,.68)}.boundary-grid h3{margin:10px 0 12px;font-family:var(--serif);font-size:38px;font-weight:500}.boundary-grid p{color:var(--muted);line-height:1.65}.text-link{display:inline-block;margin-top:10px;color:var(--cyan);font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase}
.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.status-grid>div{padding:20px;border:1px solid var(--line);border-radius:16px;background:rgba(8,19,31,.62)}.status-grid p{margin:14px 0 0;color:var(--muted);line-height:1.55}.status.proposed{border-color:rgba(240,177,78,.45);color:#e6b861}.status.test{border-color:rgba(167,139,250,.45);color:#b9a4ff}
.site-footer{width:min(1180px,calc(100% - 36px));margin:0 auto;display:flex;justify-content:space-between;gap:30px;padding:38px 0 56px;border-top:1px solid var(--line);color:var(--dim);font-family:var(--mono);font-size:9px;letter-spacing:.07em;text-transform:uppercase}
@media(max-width:980px){.hero{grid-template-columns:1fr;padding-top:90px}.hero-field{min-height:480px}.concept-grid{grid-template-columns:1fr 1fr}.lab-grid{grid-template-columns:1fr}.status-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.site-nav{width:min(100% - 20px,680px)}.nav-links a:not(:last-child){display:none}.shell{width:min(100% - 20px,680px)}.hero{padding:70px 4px 90px}.hero h1{font-size:clamp(50px,15vw,78px)}.hero-field{min-height:390px;border-radius:22px}.passport-head,.section-head{grid-template-columns:1fr}.passport-grid{grid-template-columns:1fr}.visual-card--wide{grid-column:auto}.concept-grid,.definition,.boundary-grid,.status-grid{grid-template-columns:1fr}.lab-head{flex-direction:column}.metric-row{grid-template-columns:105px 1fr 36px}.site-footer{width:min(100% - 20px,680px);flex-direction:column}.boundary{padding:28px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}.reveal{opacity:1;transform:none}}