/* Nth Research Collective — launch stylesheet */
@font-face{font-family:'Newsreader';font-style:normal;font-weight:200 800;font-display:swap;src:url(/static/newsreader-normal.woff2) format('woff2')}
@font-face{font-family:'Newsreader';font-style:italic;font-weight:200 800;font-display:swap;src:url(/static/newsreader-italic.woff2) format('woff2')}

:root{
  --void:#0b0b0e;--panel:#111117;--panel-2:#0f0f14;--well:#0d0d12;
  --cream:#f2f1ee;--peri:#9fb4e8;--peri-soft:#c7d5f5;--amber:#e0a86e;--green:#6ee7a0;
  --serif:'Newsreader',Georgia,serif;--sans:'Helvetica Neue',Helvetica,Arial,sans-serif;
  --mono:ui-monospace,Menlo,Monaco,monospace;--line:rgba(255,255,255,.08);
}
*{box-sizing:border-box}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}
[hidden]{display:none!important}
body{margin:0;font-family:var(--sans);background:var(--void);color:var(--cream);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font-family:var(--sans);cursor:pointer}
h1,h2,h3{font-family:var(--serif);font-weight:400;margin:0}
p{margin:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--peri);color:#0b0b0e;padding:10px 18px;border-radius:0 0 10px 0;font-size:13px;font-weight:500}
.skip:focus{left:0}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--peri);outline-offset:3px}
::selection{background:rgba(159,180,232,.35)}
.wrap{max-width:1400px;margin:0 auto;padding-left:48px;padding-right:48px}
.eyebrow{margin:0 0 14px;font:500 11px var(--mono);letter-spacing:.2em;color:var(--peri);text-transform:uppercase}

/* Header */
header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.06);background:rgba(11,11,14,.42);backdrop-filter:blur(20px) saturate(1.4);-webkit-backdrop-filter:blur(20px) saturate(1.4)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;padding:16px 48px;max-width:1400px;margin:0 auto}
.logo{display:flex;align-items:baseline;font:500 13px var(--sans);letter-spacing:.14em;white-space:nowrap}
.logo sup{font-size:9px;position:relative;top:-4px;line-height:0}
.logo span{margin-left:10px;font-size:11px;letter-spacing:.22em;color:rgba(242,241,238,.85)}
nav.main{display:flex;align-items:center;gap:26px;font-size:13px;color:rgba(242,241,238,.72)}
nav.main a{padding:6px 0;transition:color .15s}
nav.main a:hover{color:#fff}
nav.main a[aria-current=page]{color:#fff;border-bottom:2px solid #fff;padding-bottom:4px}
.pill-btn{border:1px solid var(--cream);background:var(--cream);color:var(--void);font-weight:500;border-radius:999px;padding:8px 16px;font-size:12.5px;transition:.18s;white-space:nowrap}
.pill-btn:hover{background:#fff;border-color:#fff;transform:translateY(-1px)}
.burger{display:none;background:none;border:none;color:inherit;font-size:20px;padding:4px 8px}
.m-menu{position:fixed;inset:0;background:rgba(8,8,11,.97);z-index:90;display:none;flex-direction:column;justify-content:center;padding:48px;gap:8px}
.m-menu.on{display:flex}
.m-menu a{font:300 34px var(--serif);color:var(--cream);padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.m-menu a:hover{color:var(--peri)}
.m-menu .x{position:absolute;top:20px;right:24px;background:none;border:none;color:var(--cream);font-size:26px}

/* Buttons */
.btn{display:inline-block;background:var(--cream);color:var(--void);border:none;border-radius:999px;padding:12px 22px;font-size:13.5px;font-weight:500;transition:.18s}
.btn:hover{background:#fff;transform:translateY(-1px)}
.btn-ghost{display:inline-block;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:12px 24px;font-size:13.5px;color:var(--cream);transition:.18s}
.btn-ghost:hover{border-color:var(--cream)}
.link-arrow{font-size:13.5px;color:rgba(242,241,238,.8);transition:.15s}
.link-arrow:hover{color:var(--peri)}

/* Hero */
.page-home{position:relative}
.page-home:before{content:'';position:absolute;top:-72px;left:0;right:0;height:1300px;background:radial-gradient(1200px 1000px at 68% 26%,rgba(90,110,180,.15),transparent 70%);pointer-events:none}
.hero-band{position:relative;overflow:hidden}
.hero{position:relative;display:grid;grid-template-columns:1fr 1.1fr;gap:40px;padding:88px 48px 72px;max-width:1400px;margin:0 auto}
.hero>div{position:relative;z-index:1}
.hero h1{font-size:54px;line-height:1.08;font-weight:300;letter-spacing:-.01em;margin:0 0 22px;max-width:560px}
.hero .dek{font-size:16px;line-height:1.65;color:rgba(242,241,238,.62);max-width:460px;margin:0 0 34px}
.hero .dek strong{color:var(--cream);font-weight:500}
.hero-cta{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.hero-art{position:relative;min-height:460px}

/* Stat band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);max-width:1400px;margin:0 auto}
.stats>div{padding:26px 40px;border-right:1px solid var(--line)}
.stats>div:last-child{border-right:none}
.stats .v{font:300 34px/1 var(--serif);font-variant-numeric:tabular-nums}
.stats .k{margin-top:8px;font-size:11px;letter-spacing:.12em;color:rgba(242,241,238,.55);text-transform:uppercase}

/* Home sections */
.home-sec{padding:64px 48px;border-top:1px solid var(--line);max-width:1400px;margin:0 auto;position:relative}
.sec-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:28px;gap:20px;flex-wrap:wrap}
.sec-head h2{font-size:32px;line-height:1.1;font-weight:300}
.feat-adv{display:grid;grid-template-columns:1.2fr 1fr;gap:44px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:40px 44px}
.feat-adv h3{font-size:30px;line-height:1.2;margin:0 0 14px}
.feat-adv .dek{font-size:15px;line-height:1.65;color:rgba(242,241,238,.6);margin:0 0 22px;max-width:560px}
.badges{display:flex;gap:10px;flex-wrap:wrap}
.badge{border:1px solid rgba(255,255,255,.14);border-radius:6px;padding:5px 10px;font:400 11px var(--mono);color:rgba(242,241,238,.6)}
.feat-adv .art{height:240px;border-radius:12px;overflow:hidden;background:var(--well);border:1px solid rgba(255,255,255,.06)}
.feat-adv .art svg{width:100%;height:100%;display:block}

/* Problems board */
.prob-head{padding:80px 48px 20px;max-width:1400px;margin:0 auto}
.prob-head h1{font-size:58px;line-height:1.05;font-weight:300;letter-spacing:-.015em;margin:0 0 16px;max-width:760px}
.prob-head .dek{font-size:15px;color:rgba(242,241,238,.6);max-width:560px}
.prob-head .policy{margin-top:12px;font-size:13.5px;color:rgba(242,241,238,.45);max-width:560px}
.prob-actions{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding:24px 48px 36px;max-width:1400px;margin:0 auto}
.prob-count{font:400 11px var(--mono);letter-spacing:.14em;color:rgba(242,241,238,.5);text-transform:uppercase}
.prob-list{max-width:1400px;margin:0 auto;padding:0 48px 72px}
.prob-row{display:grid;grid-template-columns:64px 1fr;gap:24px;padding:26px 0;border-top:1px solid var(--line);align-items:start}
.vote{display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:10px 0 8px;width:56px;color:rgba(242,241,238,.75);transition:border-color .16s ease,color .16s ease,background .16s ease,transform .12s ease}
.vote:hover{border-color:var(--peri);color:var(--peri)}
.vote:active{transform:scale(.94)}
.vote .tri{font-size:11px;line-height:1}
.vote .ct{font:500 14px var(--serif);font-variant-numeric:tabular-nums}
.vote.on{background:rgba(159,180,232,.14);border-color:var(--peri);color:var(--peri-soft)}
.vote.pending{border-style:dashed;border-color:var(--amber);color:var(--amber)}
.prob-q{font:400 21px/1.35 var(--serif);letter-spacing:-.005em;margin:0 0 10px;max-width:720px}
.prob-q a{transition:color .16s ease}
.prob-q a:hover{color:var(--peri-soft)}
.prob-meta{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.prob-meta .pdom{font:500 10.5px var(--mono);letter-spacing:.14em;color:var(--peri)}

/* Problem detail */
.pdetail{max-width:820px;margin:0 auto;padding:64px 24px 80px}
.back-link{display:inline-block;font-size:13px;color:rgba(242,241,238,.5)}
.back-link:hover{color:var(--peri)}
.pdetail h1{font-size:42px;line-height:1.12;font-weight:300;letter-spacing:-.012em;margin:18px 0 26px}
.pd-meta{display:flex;gap:18px;align-items:center;flex-wrap:wrap;padding:18px 0;border-top:1px solid rgba(255,255,255,.09);border-bottom:1px solid rgba(255,255,255,.09);margin-bottom:38px}
.pdetail h2{font-size:22px;font-weight:400;margin:34px 0 12px}
.pdetail .body{font-size:16px;line-height:1.75;color:rgba(242,241,238,.78)}
.pd-cta{display:flex;gap:20px;align-items:center;margin-top:44px;flex-wrap:wrap}

/* Advancements */
.adv-head{padding:80px 48px 48px;max-width:1400px;margin:0 auto}
.adv-head h1{font-size:58px;line-height:1.05;font-weight:300;letter-spacing:-.015em;margin:0 0 16px;max-width:760px}
.adv-head .dek{font-size:15px;color:rgba(242,241,238,.55);max-width:520px}
.rank-list{border-top:1px solid var(--line)}
.rank-row{display:grid;grid-template-columns:160px 1fr 300px;gap:32px;align-items:center;padding:36px 48px;border-bottom:1px solid rgba(255,255,255,.07);max-width:1400px;margin:0 auto}
.rank-row .no{font:300 72px/1 var(--serif);color:rgba(242,241,238,.22)}
.rank-row .dom{margin:0 0 8px;font:500 10.5px var(--mono);letter-spacing:.16em;color:var(--peri)}
.rank-row h2{font-size:26px;line-height:1.2;margin:0 0 10px;font-weight:400}
.rank-row .dek{font-size:14px;line-height:1.6;color:rgba(242,241,238,.55);max-width:560px}
.adv-note{max-width:1400px;margin:0 auto;padding:28px 48px 72px;font-size:13.5px;color:rgba(242,241,238,.55)}
.adv-note a{color:var(--peri)}

/* Beyond */
.bey-hero{text-align:center;padding:88px 48px 56px;position:relative;overflow:hidden;max-width:1400px;margin:0 auto}
.bey-hero:before{content:'';position:absolute;inset:0;background:radial-gradient(50% 60% at 50% 30%,rgba(90,110,180,.16),transparent 70%)}
.bey-hero>*{position:relative}
.bey-hero h1{font-size:66px;line-height:1.05;font-weight:300;letter-spacing:-.018em;max-width:820px;margin:0 auto 20px}
.bey-hero .dek{font-size:16px;line-height:1.65;color:rgba(242,241,238,.62);max-width:540px;margin:0 auto 32px}
.bey-cta{display:inline-flex;gap:14px;flex-wrap:wrap;justify-content:center}
.console{margin:0 48px 64px;background:var(--panel-2);border:1px solid rgba(255,255,255,.09);border-radius:16px;overflow:hidden;max-width:1304px}
@media(min-width:1400px){.console{margin:0 auto 64px}}
.console .hd{display:flex;justify-content:space-between;align-items:center;padding:16px 26px;border-bottom:1px solid rgba(255,255,255,.07);gap:12px;flex-wrap:wrap}
.console .live{display:flex;gap:10px;align-items:center;font:500 12px var(--mono);letter-spacing:.12em}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);animation:pulse 2s ease infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.console .sess{font:400 11px var(--mono);color:rgba(242,241,238,.55)}
.console .grid{display:grid;grid-template-columns:1.4fr 1fr}
.log{padding:24px 26px;border-right:1px solid rgba(255,255,255,.07);font:400 12.5px/1.9 var(--mono);color:rgba(242,241,238,.65);height:290px;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}
.log div{animation:login .4s ease}
@keyframes login{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.log .t{color:rgba(242,241,238,.45)}
.console .side{padding:24px 26px}
.mini-stats{display:grid;grid-template-columns:1fr 1fr;gap:20px 24px}
.mini-stats .v{font:300 26px var(--serif);font-variant-numeric:tabular-nums}
.mini-stats .k{margin-top:4px;font-size:11px;letter-spacing:.1em;color:rgba(242,241,238,.55);text-transform:uppercase}
.loop-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:0 48px 72px;max-width:1400px;margin:0 auto}
.loop-card{border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:26px;transition:.2s}
.loop-card:hover{border-color:rgba(159,180,232,.35)}
.loop-card .step{margin:0 0 10px;font:500 11px var(--mono);letter-spacing:.16em;color:var(--peri)}
.loop-card h2{font-size:20px;margin:0 0 10px;font-weight:400}
.loop-card p{font-size:13.5px;line-height:1.6;color:rgba(242,241,238,.55)}
.cta-band{border-top:1px solid var(--line);padding:44px 48px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;max-width:1400px;margin:0 auto}
.cta-band .t{font:300 24px var(--serif)}

/* Footer */
footer{border-top:1px solid var(--line)}
.ftr-in{max-width:1400px;margin:0 auto;padding:44px 48px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.ftr-in nav{display:flex;gap:24px;font-size:13px;color:rgba(242,241,238,.6)}
.ftr-in nav a:hover{color:#fff}
.ftr-in .cc{font:400 11px var(--mono);color:rgba(242,241,238,.35)}

/* Modal */
.modal-bg{position:fixed;inset:0;background:rgba(5,5,8,.7);backdrop-filter:blur(6px);z-index:100;display:none;place-items:center;padding:24px}
.modal-bg.on{display:grid}
.modal{background:#101016;border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:38px 40px;max-width:460px;width:100%;position:relative;animation:login .3s ease}
.modal h2{font-size:30px;font-weight:300;margin:0 0 12px}
.modal .dek{font-size:14px;line-height:1.6;color:rgba(242,241,238,.62);margin:0 0 24px}
.modal label{display:block;font:500 11px var(--mono);letter-spacing:.14em;color:rgba(242,241,238,.6);margin:0 0 8px;text-transform:uppercase}
.modal input,.modal select,.modal textarea{width:100%;background:#0b0b0e;border:1px solid rgba(255,255,255,.14);border-radius:10px;color:var(--cream);padding:12px 14px;font-size:14px;font-family:var(--sans);margin-bottom:18px;outline:none}
.modal textarea{min-height:96px;resize:vertical}
.modal input:focus,.modal select:focus,.modal textarea:focus{border-color:var(--peri)}
.modal .err{display:none;color:var(--amber);font-size:12.5px;margin:-12px 0 14px}
.modal .err.on{display:block}
.modal .x{position:absolute;top:16px;right:18px;background:none;border:none;color:rgba(242,241,238,.5);font-size:18px}
.modal .x:hover{color:#fff}
.modal .btn{width:100%;text-align:center}
.modal .ok{text-align:center;padding:18px 0 6px}
.modal .ok .mark{font:300 44px var(--serif);color:var(--green)}
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#101016;border:1px solid rgba(159,180,232,.4);border-radius:999px;padding:12px 22px;font-size:13.5px;z-index:120;animation:login .3s ease}

/* Responsive */
@media(max-width:1080px){
  .hero{grid-template-columns:1fr;padding-top:64px}
  .hero-art{min-height:340px}
  .feat-adv{grid-template-columns:1fr}
  .console .grid{grid-template-columns:1fr}
  .log{border-right:none;border-bottom:1px solid rgba(255,255,255,.07)}
  .loop-cards{grid-template-columns:1fr}
  .rank-row{grid-template-columns:80px 1fr;gap:18px}
  .rank-row .no{font-size:44px}
  .badges{grid-column:2}
}
@media(max-width:760px){
  .hdr-in,.hero,.home-sec,.prob-head,.prob-actions,.prob-list,.adv-head,.bey-hero,.cta-band,.ftr-in,.adv-note{padding-left:24px;padding-right:24px}
  .rank-row{padding-left:24px;padding-right:24px}
  .console{margin-left:24px;margin-right:24px}
  nav.main>a,nav.main .pill-btn{display:none}
  .burger{display:block}
  .stats{grid-template-columns:1fr 1fr}
  .stats>div{border-bottom:1px solid var(--line)}
  .hero h1{font-size:38px}
  .prob-head h1,.adv-head h1,.bey-hero h1{font-size:38px}
  .pdetail h1{font-size:32px}
  .prob-row{grid-template-columns:56px 1fr;gap:16px}
  .prob-q{font-size:17.5px}
  .feat-adv{padding:28px 24px}
}