/* ============================================================
   CREDENCE — Continuous actuarial intelligence
   ink navy + ledger amber · Instrument Serif / Schibsted Grotesk / Fragment Mono
   ============================================================ */

:root{
  --ink:        #0A1120;
  --ink-2:      #0E1729;
  --ink-3:      #16233B;
  --line-dark:  rgba(232,214,182,.14);
  --paper:      #F4EFE6;
  --paper-2:    #ECE5D8;
  --line-paper: rgba(24,34,54,.16);
  --amber:      #E8A33D;
  --amber-deep: #C77F1E;
  --cream:      #F2E9DA;
  --body-dark:  #C8CFDD;
  --body-paper: #3A4356;
  --head-paper: #131C30;

  --serif: "Instrument Serif", Georgia, serif;
  --sans:  "Schibsted Grotesk", "Helvetica Neue", sans-serif;
  --mono:  "Fragment Mono", "SFMono-Regular", monospace;

  --pad: clamp(1.25rem, 4vw, 3rem);
  --w: 1180px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--ink);
  color:var(--body-dark);
  font-size:1.0625rem;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
b{font-weight:600}
.container{max-width:var(--w);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.mono{font-family:var(--mono);font-size:.78rem;letter-spacing:.02em}

/* film grain over everything */
body::after{
  content:"";position:fixed;inset:-50%;z-index:9999;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 8s steps(10) infinite;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)}10%{transform:translate(-2%,3%)}30%{transform:translate(3%,-2%)}
  50%{transform:translate(-3%,-3%)}70%{transform:translate(2%,2%)}90%{transform:translate(-1%,2%)}
}

/* ---------- type ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:400;color:var(--head-paper)}
h1 em,h2 em,h3 em{font-style:italic;color:var(--amber)}
h1{font-size:clamp(2.9rem,7.2vw,5.6rem);line-height:1.02;letter-spacing:-.01em}
h2{font-size:clamp(2.1rem,4.6vw,3.6rem);line-height:1.06}
h3{font-size:1.65rem;line-height:1.15}
.light{color:var(--cream)}
h2.light em{color:var(--amber)}
.kicker{
  font-family:var(--mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.32em;
  color:var(--amber-deep);margin-bottom:1.1rem;
}
.kicker.light{color:var(--amber)}
.eyebrow{
  font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.34em;
  color:var(--amber);margin-bottom:1.4rem;
}
.lede{font-size:clamp(1.05rem,1.6vw,1.3rem);max-width:34em;color:#DDE3EE}
.lede-sm{max-width:38em;color:var(--body-dark)}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;font-family:var(--mono);font-size:.82rem;letter-spacing:.06em;
  padding:.95rem 1.7rem;border:1px solid transparent;transition:all .25s ease;cursor:pointer;
}
.btn-sm{padding:.55rem 1.05rem;font-size:.74rem}
.btn-lg{padding:1.15rem 2.2rem;font-size:.92rem}
.btn-amber{background:var(--amber);color:#160F02;border-color:var(--amber)}
.btn-amber:hover{background:var(--cream);border-color:var(--cream);transform:translateY(-2px)}
.btn-ghost{color:var(--cream);border-color:rgba(242,233,218,.35)}
.btn-ghost:hover{border-color:var(--amber);color:var(--amber)}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .35s ease,border-color .35s ease;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(10,17,32,.82);backdrop-filter:blur(14px);border-bottom-color:var(--line-dark)}
.nav-inner{max-width:var(--w);margin:0 auto;padding:1rem var(--pad);display:flex;align-items:center;gap:2.5rem}
.wordmark{font-family:var(--serif);font-size:1.55rem;color:var(--cream);display:flex;align-items:center;gap:.55rem}
.wordmark .mark{width:.72em;height:.72em;fill:var(--amber)}
.nav-links{display:flex;gap:2rem;margin-left:auto}
.nav-links a{font-family:var(--mono);font-size:.76rem;letter-spacing:.08em;color:var(--body-dark);transition:color .2s}
.nav-links a:hover{color:var(--amber)}
@media(max-width:840px){.nav-links{display:none}.nav-inner{justify-content:space-between}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end}
.hero-media{position:absolute;inset:0;overflow:hidden}
.hero-media img{width:100%;height:100%;object-fit:cover;animation:kenburns 26s ease-out both}
@keyframes kenburns{from{transform:scale(1.14) translateY(-2%)}to{transform:scale(1)}}
.hero-scrim{position:absolute;inset:0;background:
  linear-gradient(180deg,rgba(10,17,32,.55) 0%,rgba(10,17,32,.25) 40%,rgba(10,17,32,.88) 88%,var(--ink) 100%),
  radial-gradient(90% 60% at 20% 80%,rgba(10,17,32,.55),transparent 70%)}
.hero-content{position:relative;z-index:2;max-width:var(--w);width:100%;margin:0 auto;padding:0 var(--pad) 7.5rem}
.hero h1{color:var(--cream);max-width:11em;margin-bottom:1.6rem}
.hero h1 em{color:var(--amber)}
.hero-cta{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2.2rem}

/* ticker */
.ticker{position:relative;z-index:3;border-top:1px solid var(--line-dark);background:rgba(10,17,32,.6);backdrop-filter:blur(8px);overflow:hidden}
.ticker-track{display:flex;align-items:center;gap:2.6rem;white-space:nowrap;padding:.78rem 0;width:max-content;animation:tick 46s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker-track span{font-family:var(--mono);font-size:.74rem;color:#9AA6BC}
.ticker-track span b{color:var(--amber);font-weight:400}
.ticker-track i{color:var(--amber-deep);font-style:normal;font-size:.6rem}
@keyframes tick{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- conviction strip ---------- */
.conviction{background:var(--ink);border-bottom:1px solid var(--line-dark);padding:4.5rem 0}
.conviction-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:3rem;align-items:start}
.conviction-lead{font-family:var(--serif);font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.25;color:var(--cream)}
.conviction-lead em{font-style:italic;color:var(--amber)}
.conviction-points{list-style:none;display:grid;gap:1.4rem}
.conviction-points li{display:grid;grid-template-columns:15rem 1fr;gap:1rem;padding-bottom:1.4rem;border-bottom:1px solid var(--line-dark)}
.conviction-points li:last-child{border-bottom:none;padding-bottom:0}
.conviction-points b{color:var(--cream);font-weight:600}
.conviction-points span{color:#93A0B8;font-size:.95rem}
@media(max-width:840px){.conviction-grid{grid-template-columns:1fr}.conviction-points li{grid-template-columns:1fr}}

/* ---------- paper sections ---------- */
.paper{background:var(--paper);color:var(--body-paper);position:relative}
.paper::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background:repeating-linear-gradient(0deg,transparent 0 31px,rgba(24,34,54,.035) 31px 32px)}
.paper p{color:var(--body-paper)}

/* story */
.story{padding:7.5rem 0}
.story-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:4.5rem;position:relative;z-index:1}
.story-copy p{margin-bottom:1.35rem;max-width:36em}
.story-copy h2{margin-bottom:2rem}
.dropcap::first-letter{
  font-family:var(--serif);float:left;font-size:4.6rem;line-height:.82;
  padding:.08em .12em 0 0;color:var(--amber-deep);
}
blockquote{
  font-family:var(--serif);font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.3;color:var(--head-paper);
  border-left:3px solid var(--amber);padding-left:1.6rem;margin-top:2.6rem;
}
.story-fig{position:relative}
.fig-frame{border:1px solid var(--line-paper);padding:.65rem;background:#fff;
  box-shadow:0 30px 60px -30px rgba(19,28,48,.45);transform:rotate(1.2deg)}
.fig-frame img{filter:saturate(.88) contrast(1.02)}
.story-fig figcaption{margin-top:1.1rem;color:#7A8296;max-width:26em}
.triangle-deco{
  margin-top:3rem;color:rgba(24,34,54,.35);font-size:.8rem;line-height:2;text-align:left;
}
@media(max-width:900px){.story-grid{grid-template-columns:1fr}}

/* ---------- world ---------- */
.world{background:var(--ink-2);padding:7.5rem 0 6rem;border-top:1px solid var(--line-dark)}
.world-head{margin-bottom:3.6rem}
.world-head h2{max-width:14em;margin-bottom:1.4rem}
.world-band{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;max-width:calc(var(--w) + 8rem);margin:0 auto;padding:0 var(--pad)}
.world-card{position:relative;overflow:hidden;aspect-ratio:3/4.1;border:1px solid var(--line-dark);background:var(--ink-3)}
.world-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.85;transition:transform .8s cubic-bezier(.2,.6,.2,1),opacity .4s}
.world-card:hover img{transform:scale(1.05);opacity:1}
.world-card figcaption{
  position:absolute;inset:auto 0 0 0;padding:1.5rem;z-index:2;
  background:linear-gradient(180deg,transparent,rgba(10,17,32,.92) 55%);
  padding-top:5rem;
}
.world-card .num{color:var(--amber);display:block;margin-bottom:.5rem}
.world-card b{color:var(--cream);font-size:1.15rem;font-weight:600;display:block;margin-bottom:.4rem}
.world-card p{color:#AEB8CB;font-size:.92rem;line-height:1.5}
@media(max-width:900px){.world-band{grid-template-columns:1fr}.world-card{aspect-ratio:16/10}}

/* ---------- platform / console ---------- */
.platform{background:var(--ink);padding:8rem 0;position:relative}
.platform::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 50% at 75% 40%,rgba(232,163,61,.07),transparent 70%)}
.platform-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:4rem;align-items:center;position:relative;z-index:1}
.platform-copy h2{margin-bottom:1.4rem}
.platform-copy>p{color:var(--body-dark);max-width:32em}
.feature-list{list-style:none;margin-top:2.4rem;display:grid;gap:1.6rem}
.feature-list li{display:flex;gap:1.1rem;align-items:flex-start}
.feature-list .mono{color:var(--amber);padding-top:.2rem}
.feature-list b{color:var(--cream);font-weight:600}
.feature-list p{color:#93A0B8;font-size:.94rem;margin-top:.2rem}
.lab-link-row{margin-top:2rem}
@media(max-width:980px){.platform-grid{grid-template-columns:1fr}}

/* the console */
.console{
  background:linear-gradient(180deg,#0D1526,#0A101E);
  border:1px solid var(--line-dark);
  box-shadow:0 60px 120px -40px rgba(0,0,0,.8),0 0 0 1px rgba(232,163,61,.05),0 0 80px -20px rgba(232,163,61,.12);
}
.console-bar{display:flex;align-items:center;gap:.45rem;padding:.85rem 1.1rem;border-bottom:1px solid var(--line-dark)}
.console-bar i{width:.6rem;height:.6rem;border-radius:50%;background:#233150}
.console-bar i:first-child{background:#3A2B2B}
.console-bar .mono{color:#5E6C87;margin-left:.6rem}
.console-bar .live{margin-left:auto;color:var(--amber);display:flex;align-items:center;gap:.4rem}
.console-bar .live b{width:.45rem;height:.45rem;border-radius:50%;background:var(--amber);animation:pulse 1.8s ease infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.console-body{padding:1.6rem;display:grid;gap:1.3rem}
.chat-tag{display:block;color:#5E6C87;margin-bottom:.5rem}
.chat-tag.amber{color:var(--amber)}
.chat-q p{font-family:var(--serif);font-size:1.28rem;color:var(--cream);line-height:1.4;min-height:3.6em}
.caret{display:inline-block;width:.55em;height:1.05em;background:var(--amber);vertical-align:-.15em;animation:pulse 1s steps(2) infinite;margin-left:.05em}
.chat-plan{border:1px dashed rgba(232,214,182,.22);padding:1rem 1.2rem;background:rgba(22,35,59,.35)}
.plan-title{color:#5E6C87;margin-bottom:.6rem}
.chat-plan ul{list-style:none;display:grid;gap:.45rem}
.chat-plan li{color:#9AA6BC;display:flex;justify-content:space-between;gap:1rem;opacity:0;transform:translateY(4px);transition:opacity .5s,transform .5s}
.chat-plan li.on{opacity:1;transform:none}
.chat-plan li.on::before{content:"";}
.chat-plan li em{color:var(--amber-deep);font-style:normal;white-space:nowrap}
.chat-plan li.done{color:#C8CFDD}
.chat-a{border-top:1px solid var(--line-dark);padding-top:1.3rem;opacity:0;transform:translateY(10px);transition:opacity .8s ease,transform .8s ease}
.chat-a.on{opacity:1;transform:none}
.ans-line{color:var(--cream);font-size:1.02rem}
.ans-line b{color:var(--amber)}
.ans-figures{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin:1.1rem 0}
.fig-cell{border:1px solid var(--line-dark);padding:.75rem .9rem;background:rgba(14,23,41,.6)}
.fig-cell .lbl{color:#5E6C87;display:block;margin-bottom:.3rem}
.fig-cell .val{font-size:1.05rem;color:var(--cream)}
.fig-cell.hot{border-color:rgba(232,163,61,.5)}
.fig-cell.hot .val{color:var(--amber)}
.mini-triangle{display:grid;grid-template-columns:repeat(5,1fr);gap:.35rem .6rem;color:#5E6C87;font-size:.72rem;margin-bottom:1rem}
.mini-triangle .dim{opacity:.4}
.mini-triangle .hotcell{color:var(--amber);position:relative}
.mini-triangle .hotcell::after{content:"";position:absolute;inset:-4px -6px;border:1px solid rgba(232,163,61,.5)}
.show-work summary{cursor:pointer;color:var(--amber);list-style:none;padding:.7rem 0;border-top:1px dashed rgba(232,214,182,.22)}
.show-work summary::before{content:"▸ ";transition:.2s}
.show-work[open] summary::before{content:"▾ "}
.show-work ul{list-style:none;display:grid;gap:.4rem;padding:.4rem 0 .6rem 1rem;color:#9AA6BC}

/* ---------- pillars ---------- */
.pillars{padding:7.5rem 0}
.pillars h2{margin-bottom:3rem}
.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
.pillar{
  background:#FBF8F1;border:1px solid var(--line-paper);padding:2.2rem 1.9rem 2rem;position:relative;
  transition:transform .35s ease,box-shadow .35s ease;
}
.pillar:hover{transform:translateY(-6px);box-shadow:0 30px 50px -25px rgba(19,28,48,.35)}
.pillar::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform .4s ease}
.pillar:hover::after{transform:scaleX(1)}
.pillar-num{color:var(--amber-deep);font-size:1rem}
.pillar h3{margin:1rem 0 .8rem}
.pillar p{font-size:.95rem}
.proof{list-style:none;margin-top:1.4rem;border-top:1px solid var(--line-paper);padding-top:1rem;display:grid;gap:.45rem;color:#7A8296}
.proof li::before{content:"— ";color:var(--amber-deep)}
@media(max-width:900px){.pillar-grid{grid-template-columns:1fr}}

/* ---------- interlude ---------- */
.interlude{position:relative;min-height:78svh;display:flex;align-items:center;overflow:hidden}
.interlude img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.interlude::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--ink) 0%,rgba(10,17,32,.25) 30%,rgba(10,17,32,.35) 70%,var(--paper) 100%)}
.interlude-inner{position:relative;z-index:2;max-width:var(--w);margin:0 auto;width:100%;padding:0 var(--pad)}
.interlude .mono{color:var(--amber);margin-bottom:1rem}
.interlude h2{max-width:16em}

/* ---------- name / formula ---------- */
.name{padding:7.5rem 0}
.name-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start;position:relative;z-index:1}
.name-copy p{margin-bottom:1.2rem;max-width:34em}
.formula-card{
  border:1px solid var(--line-paper);background:#FBF8F1;padding:2rem 2.2rem 1.6rem;margin-bottom:2rem;
  box-shadow:0 24px 50px -30px rgba(19,28,48,.4);
}
.formula{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:.6rem;
  font-size:clamp(1.5rem,3vw,2.3rem);color:var(--head-paper);
}
.formula .f-z,.formula .f-paren{color:var(--amber-deep)}
.formula .f-est{color:var(--head-paper)}
.formula sub{font-size:.45em;color:#7A8296}
.obar{position:relative;display:inline-block}
.obar::after{content:"";position:absolute;left:.06em;right:.06em;top:-.08em;border-top:.06em solid currentColor}
.formula-legend{margin-top:1.2rem;padding-top:1rem;border-top:1px dashed var(--line-paper);color:#7A8296}
.formula-legend .obar::after{top:.06em}
@media(max-width:900px){.name-grid{grid-template-columns:1fr}}

/* ---------- cta ---------- */
.cta{position:relative;padding:9rem 0;overflow:hidden}
.cta-media{position:absolute;inset:0}
.cta-media img{width:100%;height:100%;object-fit:cover}
.cta-scrim{position:absolute;inset:0;background:linear-gradient(180deg,var(--paper) 0%,rgba(10,17,32,.78) 16%,rgba(10,17,32,.84) 100%)}
.cta-inner{position:relative;z-index:2;max-width:var(--w);margin:0 auto;padding:5rem var(--pad) 0}
.cta h2{max-width:14em;margin-bottom:1.2rem}
.cta-actions{display:flex;align-items:center;gap:1.6rem;flex-wrap:wrap;margin-top:2.4rem}
.cta-note{color:#AEB8CB}

/* ---------- footer ---------- */
.footer{background:#070D18;border-top:1px solid var(--line-dark);padding:4.5rem 0 2rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:3.5rem}
.footer-brand .mono{color:#5E6C87;margin-top:1rem;line-height:1.8}
.footer-col{display:grid;gap:.7rem;align-content:start}
.footer-col b{color:#8B97AE;text-transform:uppercase;letter-spacing:.2em;font-weight:400;font-size:.68rem;margin-bottom:.3rem}
.footer-col a{color:#9AA6BC;transition:color .2s}
.footer-col a:hover{color:var(--amber)}
.footer-legal{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-top:1px solid var(--line-dark);padding-top:1.6rem;color:#5E6C87}
@media(max-width:840px){.footer-grid{grid-template-columns:1fr 1fr}}

/* ---------- reveal animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.2,.6,.2,1),transform .9s cubic-bezier(.2,.6,.2,1)}
.reveal-img{opacity:0;transform:translateY(34px) scale(.985);transition:opacity 1.1s cubic-bezier(.2,.6,.2,1),transform 1.1s cubic-bezier(.2,.6,.2,1)}
.reveal.in,.reveal-img.in{opacity:1;transform:none}
.d1{transition-delay:.12s}.d2{transition-delay:.24s}.d3{transition-delay:.36s}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal,.reveal-img{opacity:1;transform:none}
}
/* ---------- small screens ---------- */
@media(max-width:560px){
  h1{font-size:2.5rem}
  h1 br,.interlude h2 br{display:none}
  h2{font-size:1.95rem}
  .hero-content{padding-bottom:5.5rem}
  .ans-figures{grid-template-columns:1fr 1fr}
  .console-body{padding:1.1rem}
  .formula-card{padding:1.4rem 1.5rem 1.1rem}
  .formula{font-size:1.35rem}
  .btn-lg{padding:1rem 1.4rem;font-size:.8rem}
  .cta-actions{gap:1rem}
}

/* screenshot/testing hook */
html.shot{scroll-behavior:auto}
html.shot *{animation:none!important;transition:none!important}
html.shot .reveal,html.shot .reveal-img{opacity:1!important;transform:none!important}
html.shot .chat-plan li,html.shot .chat-a{opacity:1!important;transform:none!important}