/* Readthrough — landing page
   Brand tokens shared with the demo/memo/auto-builder artifacts;
   type set in Inter per landing-page direction. */

:root{
  --bg:#f4f4f1; --surface:#fcfcfa; --surface-2:#efeeea;
  --ink:#191813; --ink-2:#55534b; --muted:#8a8779;
  --line:#e1e0d8; --line-strong:#c9c7bc;
  --accent:#a05e0c; --accent-ink:#8a4d0f; --accent-wash:#f3e7d4;
  --sun:#ffc53d;
  --good:#006300; --bad:#a82f2f;
  --good-bar:#0ca30c; --bad-bar:#d03b3b;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#121110; --surface:#1c1a17; --surface-2:#242220;
    --ink:#f1efe8; --ink-2:#b6b1a4; --muted:#807b6f;
    --line:#2d2b26; --line-strong:#403d36;
    --accent:#e8a84c; --accent-ink:#e8a84c; --accent-wash:#332a1b;
    --good:#5fd35f; --bad:#f08a8a;
    --good-bar:#3f9e3f; --bad-bar:#c05555;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#121110; --surface:#1c1a17; --surface-2:#242220;
  --ink:#f1efe8; --ink-2:#b6b1a4; --muted:#807b6f;
  --line:#2d2b26; --line-strong:#403d36;
  --accent:#e8a84c; --accent-ink:#e8a84c; --accent-wash:#332a1b;
  --good:#5fd35f; --bad:#f08a8a;
  --good-bar:#3f9e3f; --bad-bar:#c05555;
  color-scheme:dark;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px; line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%}
a{color:var(--accent-ink)}

.container{max-width:1080px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px}
.center{text-align:center}
.center-block{text-align:center}
.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}

/* ---------- type ---------- */
h1,h2,h3{margin:0;text-wrap:balance;letter-spacing:-0.02em;line-height:1.12}
h1{font-size:clamp(2.1rem,5.2vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.55rem,3.4vw,2.2rem);font-weight:700;margin-bottom:16px}
h3{font-size:1.05rem;font-weight:600;letter-spacing:-0.01em;margin-bottom:6px}
p{margin:0 0 14px}
.body-lg{font-size:1.06rem;color:var(--ink-2);max-width:62ch}
.center + .body-lg{margin-inline:auto}
.eyebrow{
  font-size:.76rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent-ink);margin:0 0 12px;
}
b{font-weight:600}

/* ---------- buttons & forms ---------- */
.btn{
  display:inline-block;background:var(--accent);color:#fff;
  border:0;border-radius:8px;padding:13px 22px;
  font:600 .95rem/1 "Inter",system-ui,sans-serif;
  cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:filter .15s ease;
}
:root[data-theme="dark"] .btn{color:#191813}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .btn{color:#191813}
}
.btn:hover{filter:brightness(1.08)}
.btn:focus-visible,input:focus-visible,summary:focus-visible,a:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}
.btn-small{padding:9px 16px;font-size:.86rem}
.btn-wide{display:block;text-align:center;margin-top:20px}

.signup{display:flex;gap:10px;margin:26px 0 10px;max-width:440px}
.signup-center{margin-inline:auto;justify-content:center}
.signup input{
  flex:1;min-width:0;padding:13px 14px;border-radius:8px;
  border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);
  font:400 .95rem/1.3 "Inter",system-ui,sans-serif;
}
.signup input::placeholder{color:var(--muted)}
.form-note{font-size:.83rem;color:var(--muted);max-width:440px}
.center-block .form-note{margin-inline:auto}
@media (max-width:480px){
  .signup{flex-direction:column}
  .signup .btn{width:100%}
}
/* Sub-16px inputs make iOS Safari zoom the page on focus. */
@media (max-width:880px){
  .signup input,.ticker-entry input{font-size:16px}
}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:10;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1080px;margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{
  display:inline-flex;align-items:center;gap:9px;
  font-size:1.06rem;letter-spacing:-0.01em;
  color:inherit;text-decoration:none;
}
.brand b{font-weight:800}
.brand-mark{width:26px;height:26px;flex:none;border-radius:6px}
.nav-links{display:flex;gap:22px}
.nav-links a{
  font-size:.85rem;font-weight:500;color:var(--ink-2);text-decoration:none;
  padding:4px 0;border-bottom:2px solid transparent;
  transition:color .15s ease,border-color .15s ease;
}
.nav-links a:hover{color:var(--accent-ink);border-bottom-color:var(--accent)}

/* burger button — hidden until the desktop links drop out */
.nav-toggle{
  display:none;flex:none;align-items:center;justify-content:center;
  width:40px;height:40px;margin-right:-8px;padding:0;
  background:none;border:0;border-radius:9px;color:var(--ink);cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}
.nav-toggle:hover{background:var(--surface-2)}
.burger{display:block;width:20px;height:14px;position:relative}
.burger i{
  position:absolute;left:0;width:100%;height:2px;border-radius:2px;
  background:currentColor;transition:transform .25s ease,opacity .18s ease;
}
.burger i:nth-child(1){top:0}
.burger i:nth-child(2){top:6px}
.burger i:nth-child(3){top:12px}
.nav.open .burger i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav.open .burger i:nth-child(2){opacity:0}
.nav.open .burger i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.mobile-menu{
  position:absolute;left:0;right:0;top:100%;
  display:flex;flex-direction:column;
  padding:0 24px;overflow:hidden;
  background:var(--surface);border-bottom:1px solid var(--line);
  box-shadow:0 20px 34px -26px rgba(25,24,19,.55);
  max-height:0;opacity:0;visibility:hidden;
  transition:max-height .3s ease,opacity .2s ease,visibility .3s;
}
.nav.open .mobile-menu{max-height:min(78vh,540px);opacity:1;visibility:visible;overflow-y:auto}
.mobile-menu a:not(.btn){
  padding:15px 2px;font-size:1rem;font-weight:500;
  color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line);
}
.mobile-menu a:not(.btn):first-child{padding-top:18px}
.mobile-menu a:not(.btn):active{color:var(--accent-ink)}
.mobile-menu .btn{margin:18px 0 22px}
.cta-short{display:none}
@media (max-width:880px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
}
@media (max-width:560px){
  .nav-inner{padding:12px 20px;gap:10px}
  .mobile-menu{padding:0 20px}
  .cta-long{display:none}
  .cta-short{display:inline}
}
@media (prefers-reduced-motion: reduce){
  .burger i,.mobile-menu{transition:none}
}

/* sticky nav shouldn't cover anchored section headings */
section[id]{scroll-margin-top:72px}

/* ---------- hero ---------- */
.hero{padding:84px 0 72px}
.hero-grid{
  display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;
}
@media (max-width:880px){
  .hero{padding:56px 0}
  .hero-grid{grid-template-columns:1fr;gap:44px}
}
.hero .sub{
  font-size:1.13rem;color:var(--ink-2);max-width:52ch;margin-top:16px;
}
.hero .sub em{font-style:normal;color:var(--accent-ink);font-weight:600}

/* hero visual: animated knowledge graph behind the floating briefing card */
.hero-visual{position:relative}
.hero-graph{display:block;width:100%;height:auto}
.hedge{stroke:var(--line-strong);stroke-width:1.6}
.hedge.up{stroke:var(--good-bar);stroke-dasharray:6 7;animation:gt-march 1.4s linear infinite}
.hedge.dn{stroke:var(--bad-bar);stroke-dasharray:6 7;animation:gt-march 1.4s linear infinite}
.hedge.ctx{stroke:var(--line-strong);stroke-dasharray:3 6;opacity:.8}
@keyframes gt-march{to{stroke-dashoffset:-26}}
.hnode circle{fill:var(--surface);stroke:var(--line-strong);stroke-width:1.5}
.hnode.src circle{stroke:var(--accent)}
.hnode text{
  font:600 11px ui-monospace,SFMono-Regular,Menlo,monospace;
  fill:var(--ink);text-anchor:middle;letter-spacing:.03em;
}
.hnode .halo{
  fill:none;stroke:var(--accent);stroke-width:1.5;
  transform-box:fill-box;transform-origin:center;
  animation:gt-halo 2.6s ease-out infinite;
}
@keyframes gt-halo{
  0%{transform:scale(1);opacity:.9}
  80%,100%{transform:scale(2);opacity:0}
}
.headline-float{
  position:absolute;top:-14px;left:0;z-index:2;margin:0;
  display:inline-flex;align-items:center;gap:8px;
  background:var(--surface);border:1px solid var(--line);border-radius:999px;
  padding:7px 14px;font-size:.76rem;font-weight:500;color:var(--ink-2);
  box-shadow:0 8px 20px -14px rgba(25,24,19,.4);
  animation:gt-float 7s ease-in-out infinite;
}
.live-dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;
  animation:gt-blink 1.6s ease-in-out infinite;
}
@keyframes gt-blink{50%{opacity:.3}}
.hero-visual .hero-card{
  position:relative;z-index:1;margin-top:-52px;
  animation:gt-float 6s ease-in-out 1s infinite;
}
@keyframes gt-float{50%{transform:translateY(-7px)}}
@media (prefers-reduced-motion: reduce){
  .hedge.up,.hedge.dn,.hnode .halo,.headline-float,.live-dot,
  .hero-visual .hero-card{animation:none}
  .hnode .halo{display:none}
}
/* On phones the graph is only ~190px tall, so the overlapping card and the
   absolutely-placed headline pill covered half of it. Stack them instead. */
@media (max-width:880px){
  .headline-float{position:static;margin:0 0 14px;animation:none}
  .hero-visual .hero-card{margin-top:-8px}
  .hero-graph{margin-top:4px}
  .hero .sub{font-size:1.06rem}
  .proof-row{margin-top:22px}
}

.proof-row{
  list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  margin:26px 0 0;padding:0;font-size:.8rem;color:var(--muted);
}
.chip{
  font:500 .74rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.05em;color:var(--ink-2);
  background:var(--surface);border:1px solid var(--line);
  border-radius:999px;padding:6px 11px;
}

/* ---------- cards (shared) ---------- */
.hero-card,.route-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:22px;margin:0;
  box-shadow:0 12px 32px -18px rgba(25,24,19,.25);
}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px}
.card-title{font-weight:600;font-size:.95rem}
.card-badge{
  font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--accent-ink);background:var(--accent-wash);
  border-radius:999px;padding:4px 10px;white-space:nowrap;
}
.card-lede{font-size:.9rem;color:var(--ink-2);border-bottom:1px solid var(--line);padding-bottom:14px}
.card-src{font-size:.76rem;color:var(--muted);margin:14px 0 0}

.tk{
  font:600 .8rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.04em;
}

/* impact bars */
.impact{display:flex;flex-direction:column;gap:9px;margin-top:14px}
.impact .row{display:grid;grid-template-columns:48px 1fr 74px;align-items:center;gap:10px}
.impact .bar{height:10px;background:var(--surface-2);border-radius:5px;overflow:hidden}
.impact .bar i{display:block;height:100%;width:var(--w);background:var(--good-bar);border-radius:5px}
.impact .bar i.dn{background:var(--bad-bar)}
.pct{
  font:500 .8rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap;
}
.pct.up{color:var(--good)}
.pct.dn{color:var(--bad)}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section.alt{background:var(--surface);border-block:1px solid var(--line)}
.section .eyebrow.center{display:block}
@media (max-width:880px){ .section{padding:64px 0} }

/* ---------- scroll-reveal ----------
   Hidden states are gated on html.js so content stays visible without JS. */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease var(--d,0ms),transform .6s ease var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
}

/* how it works — vertical timeline flow */
.flow{position:relative;max-width:900px;margin:48px auto 0}
.flow::before{
  content:"";position:absolute;left:27px;top:32px;bottom:32px;
  border-left:2px dashed var(--line-strong);
}
.flow-step{
  position:relative;display:grid;grid-template-columns:56px 1fr 210px;
  gap:28px;align-items:center;padding:26px 0;
}
.flow-marker{
  position:relative;z-index:1;width:56px;height:56px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent-wash);color:var(--accent-ink);
  border:1px solid var(--line);
  transition:transform .25s ease;
}
.flow-marker svg{width:24px;height:24px}
.flow-step:hover .flow-marker{transform:scale(1.08) rotate(-3deg)}
.flow-step:hover .flow-marker svg{animation:gt-wiggle .5s ease}
@keyframes gt-wiggle{
  25%{transform:rotate(6deg)} 50%{transform:rotate(-5deg)} 75%{transform:rotate(3deg)}
}
.flow-num{
  position:absolute;top:-9px;right:-9px;
  background:var(--accent);color:#fff;border-radius:999px;padding:3px 7px;
  font:700 .62rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.05em;
}
:root[data-theme="dark"] .flow-num{color:#191813}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .flow-num{color:#191813}
}
.flow-body p{font-size:.94rem;color:var(--ink-2);margin:0;max-width:52ch}
.flow-art{display:flex;justify-content:center}

/* step 1 art: ticker chips pop in */
.art-chips{flex-wrap:wrap;gap:8px;max-width:200px}
.js .art-chips .chip{opacity:0;transform:scale(.6);transition:opacity .4s ease,transform .4s cubic-bezier(.34,1.56,.64,1)}
.reveal.in .art-chips .chip{opacity:1;transform:none}
.reveal.in .art-chips .chip:nth-child(1){transition-delay:.25s}
.reveal.in .art-chips .chip:nth-child(2){transition-delay:.35s}
.reveal.in .art-chips .chip:nth-child(3){transition-delay:.45s}
.reveal.in .art-chips .chip:nth-child(4){transition-delay:.55s}
.reveal.in .art-chips .chip:nth-child(5){transition-delay:.65s}
.art-chips .chip.more{color:var(--muted);border-style:dashed}

/* step 2 art: mini graph draws itself */
.mini-graph{width:180px;height:auto}
.mg-edge{stroke:var(--accent);stroke-width:1.5}
.js .mg-edge{
  stroke-dasharray:1;stroke-dashoffset:1;
  transition:stroke-dashoffset .7s ease;
}
.reveal.in .mg-edge{stroke-dashoffset:0}
.reveal.in .mg-edge:nth-of-type(1){transition-delay:.5s}
.reveal.in .mg-edge:nth-of-type(2){transition-delay:.65s}
.reveal.in .mg-edge:nth-of-type(3){transition-delay:.8s}
.reveal.in .mg-edge:nth-of-type(4){transition-delay:.95s}
.mg-node circle{fill:var(--surface);stroke:var(--line-strong);stroke-width:1.4}
.mg-node text{
  font:600 8.5px ui-monospace,SFMono-Regular,Menlo,monospace;
  fill:var(--ink);text-anchor:middle;letter-spacing:.02em;
}
.js .mg-node{opacity:0;transition:opacity .4s ease}
.reveal.in .mg-node{opacity:1}
.reveal.in .mg-node:nth-of-type(1){transition-delay:.25s}
.reveal.in .mg-node:nth-of-type(2){transition-delay:.32s}
.reveal.in .mg-node:nth-of-type(3){transition-delay:.39s}
.reveal.in .mg-node:nth-of-type(4){transition-delay:.46s}

/* step 3 art: mini briefing bars grow */
.mini-brief{
  width:190px;background:var(--surface);border:1px solid var(--line);
  border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:9px;
  box-shadow:0 10px 24px -18px rgba(25,24,19,.35);
}
.mb-row{display:grid;grid-template-columns:40px 1fr;align-items:center;gap:8px}
.mb-bar{height:9px;background:var(--surface-2);border-radius:5px;overflow:hidden}
.mb-bar i{display:block;height:100%;width:var(--w);background:var(--good-bar);border-radius:5px}
.js .mb-bar i{width:0;transition:width .8s cubic-bezier(.25,.8,.35,1)}
.mb-bar i.dn{background:var(--bad-bar)}
.reveal.in .mb-bar i{width:var(--w)}
.reveal.in .mb-row:nth-child(1) i{transition-delay:.35s}
.reveal.in .mb-row:nth-child(2) i{transition-delay:.5s}
.reveal.in .mb-row:nth-child(3) i{transition-delay:.65s}

@media (max-width:760px){
  .flow::before{left:23px}
  .flow-step{grid-template-columns:48px 1fr;gap:18px;row-gap:16px;align-items:start}
  .flow-marker{width:48px;height:48px}
  .flow-art{grid-column:2;justify-content:flex-start}
}
@media (prefers-reduced-motion: reduce){
  .flow-step:hover .flow-marker{transform:none}
  .flow-step:hover .flow-marker svg{animation:none}
  .js .art-chips .chip,.js .mg-node{opacity:1;transform:none;transition:none}
  .js .mg-edge{stroke-dashoffset:0;transition:none}
  .js .mb-bar i{width:var(--w);transition:none}
}

/* ---------- interactive demo ---------- */
.try-link{font-size:.88rem;margin-top:14px}
.demo-sub{text-align:center}
.demo-box{max-width:880px;margin:36px auto 0}
.ticker-entry{display:flex;gap:10px;max-width:420px;margin:0 auto}
.ticker-entry input{
  flex:1;min-width:0;padding:11px 14px;border-radius:8px;
  border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);
  font:500 .9rem/1.3 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.04em;text-transform:uppercase;
}
.ticker-entry input::placeholder{
  font-family:"Inter",system-ui,sans-serif;font-weight:400;
  letter-spacing:0;text-transform:none;color:var(--muted);
}
.demo-hint{
  display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;
  font-size:.8rem;color:var(--muted);margin:14px 0 0;
}
.demo-hint.shake{animation:shake .4s}
@keyframes shake{
  25%{transform:translateX(-4px)} 50%{transform:translateX(4px)} 75%{transform:translateX(-2px)}
}
@media (prefers-reduced-motion: reduce){ .demo-hint.shake{animation:none} }
.sugg{cursor:pointer}
.sugg.on{background:var(--accent-wash);border-color:var(--accent);color:var(--accent-ink)}
.sel-row{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:16px 0 0;min-height:8px}
.sel-chip{
  display:inline-flex;align-items:center;gap:6px;cursor:pointer;
  background:var(--accent-wash);border:1px solid var(--accent);border-radius:999px;
  color:var(--accent-ink);padding:7px 12px;
  font:400 .8rem/1 "Inter",system-ui,sans-serif;
}
.sel-chip b{font:600 .78rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.04em}
.demo-box .btn-wide{max-width:420px;margin-inline:auto}
.demo-stage{margin-top:28px}
.term{
  list-style:none;margin:0 0 20px;padding:14px 16px;
  background:#161512;border-radius:10px;
  font:400 .78rem/1.7 ui-monospace,SFMono-Regular,Menlo,monospace;
  color:#d9d4c7;
}
.term b{color:#e8a84c;font-weight:600}
.term .ok{color:#7fbf7f}
.demo-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:start}
@media (max-width:880px){ .demo-grid{grid-template-columns:1fr} }
.graph-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 18px 14px;
}
.panel-title{
  font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);margin:0 0 6px;
}
.graph-card svg{display:block;width:100%;height:auto}
.fade-item{opacity:0;animation:gt-rise .4s ease forwards}
@keyframes gt-rise{to{opacity:1}}
@media (prefers-reduced-motion: reduce){
  .fade-item{animation-duration:0s}
}
.gnode circle{fill:var(--bg);stroke:var(--line-strong);stroke-width:1.5}
.gnode text{
  font:600 12px ui-monospace,SFMono-Regular,Menlo,monospace;
  fill:var(--ink);text-anchor:middle;letter-spacing:.03em;
}
.gnode text.flag{font-size:11px;fill:var(--accent-ink)}
.gedge{stroke-width:1.8}
.gedge.up{stroke:var(--good-bar)}
.gedge.dn{stroke:var(--bad-bar)}
.gedge.ctx{stroke:var(--accent);stroke-dasharray:5 4}
.edge-notes{
  list-style:none;margin:10px 0 0;padding:10px 0 0;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:6px;
}
.edge-notes li{font-size:.8rem;color:var(--ink-2);line-height:1.45}
.aff-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.aff{
  display:inline-flex;align-items:center;gap:5px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:999px;
  padding:5px 10px;font-size:.78rem;
}
.takes{list-style:none;margin:14px 0 0;padding:14px 0 0;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:8px}
.takes li{font-size:.84rem;color:var(--ink-2);line-height:1.5}
.takes .tk{color:var(--ink)}

/* split (graph/moat) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media (max-width:880px){ .split{grid-template-columns:1fr;gap:36px} }
.headline-chip{
  background:var(--surface-2);border:1px solid var(--line);border-radius:10px;
  padding:14px 16px;font-size:.92rem;font-weight:500;line-height:1.45;
}
.headline-tag{
  display:block;font-size:.68rem;font-weight:600;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted);margin-bottom:5px;
}
.route-arrow{
  text-align:center;font-size:.78rem;color:var(--muted);
  letter-spacing:.04em;margin:12px 0;
}
.routes{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.routes li{
  display:grid;grid-template-columns:44px 20px 1fr;align-items:start;gap:8px;
  background:var(--bg);border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;font-size:.86rem;color:var(--ink-2);line-height:1.45;
}
.routes .tk{padding-top:2px}
.dir{font-size:.85rem;line-height:1.45}
.dir.up{color:var(--good)}
.dir.dn{color:var(--bad)}
.dir.ctx{color:var(--accent-ink)}
/* Narrow screens: the 44px + 20px columns squeezed the reason into a sliver.
   Put ticker + direction on their own row and give the text full width. */
@media (max-width:600px){
  .routes li{
    grid-template-columns:auto 1fr;
    grid-template-areas:"tk dir" "txt txt";
    gap:4px 8px;
  }
  .routes li .tk{grid-area:tk;padding-top:0}
  .routes li .dir{grid-area:dir;justify-self:start}
  .routes li span:last-child{grid-area:txt}
}

/* trust — bento grid */
.bento{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
  max-width:960px;margin:44px auto 0;
}
.tile{
  background:var(--bg);border:1px solid var(--line);border-radius:16px;
  padding:26px;position:relative;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tile:hover{
  transform:translateY(-3px);border-color:var(--line-strong);
  box-shadow:0 16px 34px -22px rgba(25,24,19,.4);
}
.tile p{font-size:.92rem;color:var(--ink-2);margin:0}
.tile-a{grid-column:span 2}
.tile-c{grid-column:span 2}
.tile-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:10px;
  background:var(--accent-wash);color:var(--accent-ink);
  margin-bottom:14px;
}
.tile-icon svg{width:22px;height:22px}
.tile:hover .tile-icon svg{animation:gt-wiggle .5s ease}

/* icon strokes draw themselves in on reveal */
.js .icon-draw{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset .9s ease .3s}
.icon-draw:nth-child(2){transition-delay:.45s}
.icon-draw:nth-child(3){transition-delay:.6s}
.icon-draw:nth-child(4){transition-delay:.7s}
.icon-draw:nth-child(5){transition-delay:.8s}
.icon-draw:nth-child(6){transition-delay:.9s}
.reveal.in .icon-draw{stroke-dashoffset:0}

/* sourced-figure snippet in the big tile */
.cite-chip{
  display:inline-flex;flex-wrap:wrap;align-items:baseline;gap:6px 12px;
  margin:18px 0 0;padding:10px 14px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:10px;
}
.cite-fig{
  font:600 .8rem/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;
  color:var(--ink);
  border-bottom:1px dashed var(--accent);
}
.cite-src{font-size:.72rem;color:var(--muted)}

/* materiality scale */
.mat-scale{display:flex;gap:6px;margin-top:18px;max-width:300px}
.mat{
  flex:1;text-align:center;padding:7px 0;border-radius:8px;
  font:600 .78rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  border:1px solid var(--line);color:var(--muted);background:var(--surface-2);
  transition:opacity .4s ease,background .4s ease,color .4s ease,transform .4s ease;
}
.mat.off{opacity:.45;text-decoration:line-through}
.mat.on{background:var(--accent-wash);border-color:var(--accent);color:var(--accent-ink)}
.js .reveal .mat.on{opacity:0;transform:translateY(6px)}
.reveal.in .mat.on{opacity:1;transform:none}
.reveal.in .mat.on:nth-child(3){transition-delay:.35s}
.reveal.in .mat.on:nth-child(4){transition-delay:.5s}
.reveal.in .mat.on:nth-child(5){transition-delay:.65s}
.mat-cap{
  display:flex;justify-content:space-between;max-width:300px;
  font-size:.7rem;color:var(--muted);margin:6px 0 0;
}
.mat-cap span:first-child{opacity:.7}

/* primary-sources tile */
.tile-d h3{margin-bottom:12px}
.src-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}

@media (max-width:880px){
  .bento{grid-template-columns:1fr}
  .tile-a,.tile-c{grid-column:auto}
}
@media (prefers-reduced-motion: reduce){
  .tile:hover{transform:none}
  .tile:hover .tile-icon svg{animation:none}
  .js .icon-draw{stroke-dashoffset:0;transition:none}
  .js .reveal .mat.on{opacity:1;transform:none;transition:none}
}

/* pricing */
.price-card{
  max-width:460px;margin:36px auto 0;
  background:var(--surface);border:1px solid var(--line-strong);border-radius:16px;
  padding:32px;
  box-shadow:0 16px 40px -22px rgba(25,24,19,.3);
}
.price-row{display:flex;align-items:baseline;gap:6px}
.price{
  font-size:3rem;font-weight:800;letter-spacing:-0.03em;
  font-variant-numeric:tabular-nums;
}
.per{color:var(--muted);font-size:1rem}
.price-note{font-size:.9rem;color:var(--ink-2);margin:8px 0 18px}
.includes{list-style:none;margin:0;padding:18px 0 0;border-top:1px solid var(--line)}
.includes li{
  position:relative;padding-left:24px;margin-bottom:10px;
  font-size:.92rem;color:var(--ink-2);
}
.includes li::before{
  content:"✓";position:absolute;left:0;top:0;
  color:var(--accent-ink);font-weight:700;
}

/* faq */
.faq{max-width:680px;margin:36px auto 0;display:flex;flex-direction:column;gap:12px}
.faq details{
  background:var(--bg);border:1px solid var(--line);border-radius:10px;
  padding:0 18px;
}
.faq summary{
  cursor:pointer;font-weight:600;font-size:.97rem;
  padding:16px 0;list-style:none;position:relative;padding-right:28px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:2px;top:50%;transform:translateY(-50%);
  color:var(--accent-ink);font-size:1.2rem;font-weight:400;
}
.faq details[open] summary::after{content:"–"}
.faq details p{font-size:.92rem;color:var(--ink-2);padding-bottom:16px;margin:0}

/* cta band */
.cta-band{
  background:linear-gradient(180deg, var(--accent-wash), var(--bg) 140%);
  border-top:1px solid var(--line);
}
.cta-band h2{margin-bottom:10px}
.cta-band .body-lg{margin-inline:auto}

/* footer */
.footer{border-top:1px solid var(--line);padding:36px 0 44px;background:var(--surface)}
.footer-row{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  margin-bottom:18px;
}
.footer-links a{font-size:.88rem;color:var(--ink-2);text-decoration:none}
.footer-links a:hover{color:var(--accent-ink)}
.built-by{
  display:inline-flex;flex-wrap:wrap;align-items:baseline;gap:5px;
  font-size:.85rem;color:var(--ink-2);
  background:var(--surface-2);border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;margin:0 0 18px;
}
.built-by a{
  font-weight:700;letter-spacing:-0.01em;color:var(--accent-ink);
  text-decoration:none;display:inline-flex;align-items:baseline;gap:2px;
}
.built-by a:hover{text-decoration:underline}
.built-by a span{font-size:.75em}
.disclaimer{font-size:.8rem;color:var(--muted);max-width:72ch;margin:0}

/* ---------- small-screen polish ---------- */
@media (max-width:620px){
  /* a 999px radius on a block that wraps to 3 lines reads as a lozenge, not a pill */
  .built-by{display:block;border-radius:14px;padding:12px 16px;line-height:1.5}
  .built-by a{display:inline}
}
@media (max-width:560px){
  .container{padding:0 20px}
  .section{padding:52px 0}
  .hero{padding:40px 0 48px}
  .flow{margin-top:32px}
  .demo-box,.price-card,.faq,.bento{margin-top:28px}
  .price-card{padding:26px 22px}
  .tile{padding:22px}
  /* 26px chips are under the 44px touch-target floor */
  .demo-hint .chip{padding:10px 13px;font-size:.78rem}
  .demo-hint{gap:8px}
  .sel-chip{padding:9px 13px}
  .btn-small{padding:11px 15px}
  .term{font-size:.72rem;padding:12px 13px}
  .footer-row{gap:12px}
}