/* ============================================================
   Sharona — prism on paper
   ============================================================ */

:root{
  --bone:       #F5F1E8;
  --bone-warm:  #EFE9DB;
  --bone-deep:  #E4DCC9;
  --paper:      #FBF8F2;

  --ink:        #17150F;
  --ink-mid:    #3B3730;
  --ink-soft:   #6B6559;
  --ink-faint:  #A39B8C;

  --vermilion:  #DC5533;
  --amber:      #E08A2E;
  --brass:      #C9A227;
  --moss:       #4E8C6A;
  --teal:       #2F6F8F;
  --cobalt:     #1E3A73;

  --rule:       rgba(23,21,15,.13);
  --rule-soft:  rgba(23,21,15,.07);

  --display: "Fraunces", Georgia, serif;
  --body:    "Archivo", "Helvetica Neue", sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  --pad: clamp(1.5rem, 5vw, 6rem);
  --ease: cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--bone);
  color:var(--ink);
  font-family:var(--body);
  font-weight:400;
  font-size:clamp(15px,1.02vw,17px);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow:hidden;
}

.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;
}

/* ---- grain overlay ---------------------------------------- */
.grain{
  position:fixed; inset:-50%; z-index:9999; pointer-events:none;
  opacity:.32; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}

/* ============================================================
   Chrome — topbar + rail
   ============================================================ */

.topbar{
  position:fixed; top:0; left:0; right:0; z-index:120;
  display:flex; align-items:center; justify-content:space-between;
  padding:1.15rem var(--pad);
  background:linear-gradient(to bottom, rgba(245,241,232,.94), rgba(245,241,232,0));
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}

/* The closing slide is dark, so the bar has to flip with it. */
.topbar.on-dark{
  background:linear-gradient(to bottom, rgba(23,21,15,.94), rgba(23,21,15,0));
}
.topbar.on-dark .mark{ color:var(--paper); }
.topbar.on-dark .topnav a{ color:rgba(251,248,242,.7); }
.topbar.on-dark .topnav a:hover{ color:var(--amber); }
.topbar.on-dark .btn-mini{ border-color:rgba(251,248,242,.45); color:var(--paper)!important; }
.topbar.on-dark .btn-mini:hover{ background:var(--paper); color:var(--ink)!important; }

.topbar, .topbar .mark, .topbar .topnav a, .topbar .btn-mini{
  transition:background .45s var(--ease), color .45s var(--ease), border-color .45s var(--ease);
}

.mark{
  display:flex; align-items:center; gap:.6rem;
  text-decoration:none; color:var(--ink);
}
.mark-prism{
  width:15px; height:15px; flex:none;
  background:conic-gradient(from 210deg,
    var(--vermilion), var(--amber), var(--brass),
    var(--moss), var(--teal), var(--cobalt), var(--vermilion));
  clip-path:polygon(50% 0,100% 100%,0 100%);
  animation:spin 14s linear infinite;
}
@keyframes spin{ to{ filter:hue-rotate(360deg); } }

.mark-word{
  font-family:var(--display);
  font-variation-settings:"opsz" 40,"wght" 600,"SOFT" 20,"WONK" 1;
  font-size:1.22rem; letter-spacing:-.015em;
}

.topnav{ display:flex; align-items:center; gap:1.85rem; }
.topnav a{
  color:var(--ink-mid); text-decoration:none;
  font-size:.83rem; letter-spacing:.04em; text-transform:uppercase;
  font-weight:500; transition:color .25s var(--ease);
}
.topnav a:hover{ color:var(--vermilion); }

.btn-mini{
  padding:.5rem 1.05rem; border:1px solid var(--ink);
  border-radius:100px; color:var(--ink)!important;
  transition:background .28s var(--ease), color .28s var(--ease);
}
.btn-mini:hover{ background:var(--ink); color:var(--paper)!important; }

/* ---- side rail --------------------------------------------- */
.rail{
  position:fixed; z-index:120; left:var(--pad); top:50%;
  transform:translateY(-50%);
}
.rail ol{ list-style:none; margin:0; padding:0; display:grid; gap:.72rem; }
.rail a{
  display:flex; align-items:center; gap:.7rem;
  text-decoration:none; color:var(--ink-faint);
  font-family:var(--mono); font-size:.68rem; letter-spacing:.08em;
  transition:color .3s var(--ease);
}
.rail b{ font-weight:400; position:relative; padding-left:1.5rem; }
.rail b::before{
  content:""; position:absolute; left:0; top:50%;
  width:1rem; height:1px; background:currentColor;
  transform:translateY(-50%) scaleX(.45); transform-origin:left;
  transition:transform .35s var(--ease);
}
.rail span{
  opacity:0; transform:translateX(-6px);
  transition:opacity .3s var(--ease), transform .3s var(--ease);
  white-space:nowrap; text-transform:uppercase;
}
.rail.on-dark a{ color:rgba(251,248,242,.42); }
.rail.on-dark a.on{ color:var(--amber); }
.rail a{ transition:color .45s var(--ease); }
.rail a:hover{ color:var(--ink-mid); }
.rail a:hover span{ opacity:.7; transform:none; }
.rail a.on{ color:var(--vermilion); }
.rail a.on b::before{ transform:translateY(-50%) scaleX(1); }
.rail a.on span{ opacity:1; transform:none; }

/* ============================================================
   Deck / slides
   ============================================================ */

.deck{
  height:100vh; height:100dvh;
  overflow-y:scroll; overflow-x:hidden;
  scroll-behavior:smooth;
  scrollbar-width:none;
}
.deck::-webkit-scrollbar{ display:none; }

.slide{
  position:relative;
  min-height:100vh; min-height:100dvh;
  display:flex; align-items:center;
  padding:6.5rem var(--pad) 4rem;
  border-bottom:1px solid var(--rule-soft);
}

@media (min-width:1000px) and (min-height:660px){
  .deck{ scroll-snap-type:y mandatory; }
  .slide{ scroll-snap-align:start; scroll-snap-stop:always; }
  .slide{ padding-left:calc(var(--pad) + 9rem); }
}

.wrap{ width:100%; max-width:1180px; margin:0 auto; }
.center-wrap{ text-align:center; display:grid; justify-items:center; }

/* alternating paper tones for rhythm */
.slide-problem, .slide-memory, .slide-carl, .slide-eco{ background:var(--bone-warm); }
.slide-dark{ background:var(--ink); color:var(--paper); }

/* ---- shared type ------------------------------------------- */
.eyebrow{
  font-family:var(--mono); font-size:.72rem; font-weight:400;
  letter-spacing:.19em; text-transform:uppercase;
  color:var(--vermilion); margin:0 0 1.4rem;
}

h1{
  font-family:var(--display);
  font-variation-settings:"opsz" 144,"wght" 500,"SOFT" 30,"WONK" 1;
  font-size:clamp(3rem,8.2vw,7.4rem);
  line-height:.92; letter-spacing:-.032em;
  margin:0 0 1.6rem; text-wrap:balance;
}
h1 em{
  font-style:italic;
  font-variation-settings:"opsz" 144,"wght" 400,"SOFT" 90,"WONK" 1;
  color:var(--vermilion);
}

h2{
  font-family:var(--display);
  font-variation-settings:"opsz" 90,"wght" 500,"SOFT" 30,"WONK" 1;
  font-size:clamp(2.05rem,4.6vw,3.85rem);
  line-height:1.02; letter-spacing:-.028em;
  margin:0 0 1.5rem; text-wrap:balance;
}

h3{
  font-family:var(--body); font-weight:600;
  font-size:1.03rem; letter-spacing:-.005em;
  margin:0 0 .5rem;
}

.lede{
  font-size:clamp(1.02rem,1.32vw,1.24rem);
  line-height:1.58; color:var(--ink-mid);
  max-width:60ch; margin:0 0 1.5rem;
}
.lede.narrow{ max-width:52ch; }
.lede.center{ margin-inline:auto; }
.lede strong{ color:var(--ink); font-weight:600; }

.note{
  font-size:.93rem; color:var(--ink-soft);
  border-left:2px solid var(--vermilion);
  padding-left:1.1rem; max-width:62ch; margin:2.4rem 0 0;
}
.note.center{ margin-inline:auto; border-left:0; padding:0; text-align:center; }
.note strong{ color:var(--ink); font-weight:600; }

.pull{
  font-family:var(--display);
  font-variation-settings:"opsz" 60,"wght" 400,"SOFT" 40,"WONK" 1;
  font-size:clamp(1.2rem,2.05vw,1.72rem);
  line-height:1.36; color:var(--ink-mid);
  max-width:70ch; margin:2.8rem 0 0;
  padding-top:2rem; border-top:1px solid var(--rule);
}
.pull.center{ margin-inline:auto; text-align:center; }
.pull em{ font-style:italic; color:var(--vermilion); }

.btn{
  display:inline-flex; align-items:center; gap:.55rem;
  padding:.86rem 1.65rem; border-radius:100px;
  background:var(--ink); color:var(--paper);
  text-decoration:none; font-size:.9rem; font-weight:500;
  letter-spacing:.01em; border:1px solid var(--ink);
  transition:transform .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.btn:hover{
  transform:translateY(-2px);
  background:var(--vermilion); border-color:var(--vermilion);
  box-shadow:0 12px 28px -12px rgba(220,85,51,.6);
}
.btn-ghost{ background:transparent; color:var(--ink); }
.btn-ghost:hover{ background:var(--ink); color:var(--paper); border-color:var(--ink); box-shadow:none; }

/* ============================================================
   01 — hero
   ============================================================ */

.slide-hero{ overflow:hidden; }

.hero-copy{ position:relative; z-index:2; max-width:64ch; }

.hero-cta{ display:flex; flex-wrap:wrap; gap:.8rem; margin-bottom:3.2rem; }

.hero-stats{
  display:flex; flex-wrap:wrap; gap:2.8rem;
  margin:0; padding-top:1.8rem; border-top:1px solid var(--rule);
}
.hero-stats dt{
  font-family:var(--mono); font-size:.68rem; letter-spacing:.14em;
  text-transform:uppercase; color:var(--ink-faint); margin-bottom:.3rem;
}
.hero-stats dd{
  margin:0; font-family:var(--display);
  font-variation-settings:"opsz" 72,"wght" 600,"SOFT" 20,"WONK" 0;
  font-size:1.95rem; line-height:1; letter-spacing:-.02em;
}
.hero-stats dd span{ color:var(--vermilion); }

/* ---- prism composition ------------------------------------- */
.prism-stage{
  position:absolute; z-index:1; pointer-events:none;
  right:-4%; top:50%; transform:translateY(-50%);
  width:min(52vw,760px); height:min(52vw,760px);
  opacity:.92;
}
.beam{
  position:absolute; left:-10%; top:50%;
  width:52%; height:2px; transform:translateY(-50%);
  background:linear-gradient(90deg, transparent, rgba(23,21,15,.55));
  animation:beamIn 1.5s var(--ease) .2s both;
}
@keyframes beamIn{ from{ transform:translateY(-50%) scaleX(0); transform-origin:left; opacity:0; } }

.prism{
  position:absolute; left:44%; top:50%;
  width:132px; height:118px; transform:translate(-50%,-50%);
  clip-path:polygon(50% 0,100% 100%,0 100%);
  background:linear-gradient(150deg, rgba(255,255,255,.9), rgba(228,220,201,.55));
  border:0; filter:drop-shadow(0 14px 34px rgba(23,21,15,.16));
  animation:prismIn 1.1s var(--ease) .55s both;
}
@keyframes prismIn{ from{ opacity:0; transform:translate(-50%,-50%) scale(.7) rotate(-16deg); } }

.fan{ position:absolute; left:52%; top:50%; width:56%; height:70%; }
.fan i{
  position:absolute; left:0; top:50%;
  height:2px; width:100%; display:block;
  background:linear-gradient(90deg, var(--c), rgba(0,0,0,0) 92%);
  transform-origin:left center;
  border-radius:2px;
  animation:fanOut 1.35s var(--ease) forwards;
  animation-delay:calc(900ms + var(--d));
  opacity:0;
}
.fan i:nth-child(1){ --a:-27deg; }
.fan i:nth-child(2){ --a:-16deg; }
.fan i:nth-child(3){ --a:-5.5deg; }
.fan i:nth-child(4){ --a:5.5deg; }
.fan i:nth-child(5){ --a:16deg; }
.fan i:nth-child(6){ --a:27deg; }
@keyframes fanOut{
  from{ opacity:0; transform:rotate(var(--a)) scaleX(0); }
  60%{ opacity:.95; }
  to{ opacity:.78; transform:rotate(var(--a)) scaleX(1); }
}

.scroll-cue{
  position:absolute; bottom:2.2rem; left:50%; transform:translateX(-50%);
  width:22px; height:36px; border:1px solid var(--ink-faint);
  border-radius:100px; display:grid; place-items:start center;
  padding-top:6px; z-index:3;
}
.scroll-cue span{
  width:3px; height:7px; border-radius:3px; background:var(--vermilion);
  animation:cue 1.9s var(--ease) infinite;
}
@keyframes cue{ 0%,100%{ transform:translateY(0); opacity:1; } 50%{ transform:translateY(11px); opacity:.25; } }

/* ============================================================
   02 — problem
   ============================================================ */

.problem-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(248px,1fr));
  gap:0; margin-top:2.6rem;
  border-top:1px solid var(--rule);
}
.problem-grid article{
  padding:1.8rem 1.6rem 1.8rem 0;
  border-bottom:1px solid var(--rule);
  border-right:1px solid var(--rule);
}
.problem-grid article:last-child{ border-right:0; }
.problem-grid article + article{ padding-left:1.6rem; }
.problem-grid .num{
  display:block; font-family:var(--mono); font-size:.68rem;
  letter-spacing:.16em; color:var(--vermilion); margin-bottom:.9rem;
}
.problem-grid p{ margin:0; font-size:.92rem; color:var(--ink-soft); line-height:1.55; }

@media (max-width:760px){
  .problem-grid article{ border-right:0; padding-left:0!important; }
}

/* ============================================================
   03 — sharona
   ============================================================ */

.split{ display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(2rem,5vw,5rem); align-items:center; }
@media (max-width:940px){ .split{ grid-template-columns:1fr; } .split-visual{ order:-1; } }

.ticks{ list-style:none; margin:1.8rem 0 0; padding:0; display:grid; gap:.72rem; }
.ticks li{
  position:relative; padding-left:1.7rem;
  font-size:.95rem; color:var(--ink-mid);
}
.ticks li::before{
  content:""; position:absolute; left:0; top:.62em;
  width:8px; height:8px; border-radius:50%;
  background:var(--vermilion);
}

.split-visual{ display:grid; justify-items:center; gap:2.2rem; }

.orb{
  position:relative; width:min(300px,62vw); aspect-ratio:1;
  display:grid; place-items:center;
}
.orb-core{
  width:36%; aspect-ratio:1; border-radius:50%;
  background:radial-gradient(circle at 34% 30%, #fff, var(--amber) 42%, var(--vermilion) 88%);
  box-shadow:0 0 60px -6px rgba(220,85,51,.55), 0 18px 40px -18px rgba(23,21,15,.5);
}
.orb-ring{
  position:absolute; inset:0; border-radius:50%;
  border:1px solid var(--rule);
  animation:pulseRing 5s var(--ease) infinite;
}
.orb-ring.r1{ inset:8%;  border-color:rgba(220,85,51,.35); animation-delay:0s; }
.orb-ring.r2{ inset:0;   border-color:rgba(30,58,115,.22); animation-delay:.9s; }
.orb-ring.r3{ inset:-9%; border-color:rgba(23,21,15,.12);  animation-delay:1.8s; }
@keyframes pulseRing{
  0%{ transform:scale(.94); opacity:.25; }
  50%{ transform:scale(1.02); opacity:1; }
  100%{ transform:scale(.94); opacity:.25; }
}
.orb-label{
  position:absolute; font-family:var(--mono); font-size:.72rem;
  letter-spacing:.18em; color:var(--paper); font-weight:500;
}

.streams{ display:grid; gap:.5rem; width:100%; max-width:330px; }
.stream{
  display:flex; align-items:baseline; gap:.85rem;
  padding:.7rem .95rem; border:1px solid var(--rule);
  border-radius:9px; background:rgba(255,255,255,.5);
}
.stream b{
  font-family:var(--mono); font-size:.74rem; letter-spacing:.1em;
  color:var(--vermilion); font-weight:500; flex:none;
}
.stream span{ font-size:.85rem; color:var(--ink-soft); }

/* ============================================================
   04 — carl spectrum
   ============================================================ */

.spectrum{ display:grid; gap:.5rem; margin-top:2.4rem; }
.band{
  --c:var(--vermilion);
  display:grid; grid-template-columns:auto 1fr auto;
  align-items:center; gap:1.4rem;
  padding:.95rem 1.35rem;
  background:rgba(255,255,255,.62);
  border-left:4px solid var(--c);
  border-radius:0 9px 9px 0;
  transition:transform .32s var(--ease), background .32s var(--ease), box-shadow .32s var(--ease);
}
.band:hover{
  transform:translateX(9px);
  background:#fff;
  box-shadow:0 12px 30px -18px rgba(23,21,15,.45);
}
.band b{
  font-family:var(--display);
  font-variation-settings:"opsz" 48,"wght" 600,"SOFT" 20,"WONK" 0;
  font-size:1.16rem; letter-spacing:-.015em; min-width:8.6ch;
}
.band span{ font-size:.9rem; color:var(--ink-soft); }
.band i{
  font-style:normal; font-family:var(--mono); font-size:.76rem;
  letter-spacing:.06em; color:var(--c); font-weight:500;
}
@media (max-width:620px){
  .band{ grid-template-columns:1fr auto; gap:.3rem 1rem; }
  .band span{ grid-column:1/-1; }
}

/* ============================================================
   05 — handoff
   ============================================================ */

.handoff{
  display:grid; grid-template-columns:1fr 1.15fr 1fr;
  align-items:center; gap:clamp(1rem,2.4vw,2.4rem);
  margin-top:2.8rem;
}
@media (max-width:900px){ .handoff{ grid-template-columns:1fr; } }

.node{
  position:relative; padding:1.75rem 1.6rem;
  border:1px solid var(--rule); border-radius:14px;
  background:rgba(255,255,255,.66);
  display:grid; gap:.35rem;
}
.node-tag{
  font-family:var(--mono); font-size:.64rem; letter-spacing:.16em;
  text-transform:uppercase; color:var(--ink-faint);
}
.node strong{
  font-family:var(--display);
  font-variation-settings:"opsz" 72,"wght" 600,"SOFT" 25,"WONK" 1;
  font-size:2.15rem; line-height:1.05; letter-spacing:-.025em;
}
.node em{ font-style:normal; font-size:.84rem; color:var(--ink-soft); }
.node-cap{ margin:.7rem 0 0; font-size:.86rem; color:var(--ink-mid); }

.node-local{ border-color:rgba(78,140,106,.4); }
.node-cloud{ border-color:rgba(220,85,51,.4); overflow:hidden; }

.node-meter{
  height:5px; border-radius:5px; background:var(--bone-deep);
  overflow:hidden; margin-top:.85rem;
}
.node-meter span{
  display:block; height:100%; width:80%;
  background:linear-gradient(90deg, var(--moss), var(--teal));
  border-radius:5px;
  transform-origin:left; transform:scaleX(0);
}
.on-screen .node-meter span{ animation:fill 1.5s var(--ease) .6s forwards; }
@keyframes fill{ to{ transform:scaleX(1); } }

.node-halo{
  position:absolute; right:-40px; bottom:-40px;
  width:150px; height:150px; border-radius:50%;
  background:radial-gradient(circle, rgba(220,85,51,.28), transparent 68%);
  animation:halo 4.5s var(--ease) infinite;
}
@keyframes halo{ 0%,100%{ transform:scale(.85); opacity:.55; } 50%{ transform:scale(1.12); opacity:1; } }

.link{ text-align:center; }
.link-line{
  position:relative; height:2px; border-radius:2px;
  background:repeating-linear-gradient(90deg, var(--rule) 0 7px, transparent 7px 14px);
  margin-bottom:1rem;
}
.link-line span{
  position:absolute; top:50%; width:9px; height:9px; border-radius:50%;
  transform:translateY(-50%);
}
.pulse-out{ background:var(--moss); }
.pulse-in{  background:var(--vermilion); }
.on-screen .pulse-out{ animation:travelOut 3.4s var(--ease) infinite; }
.on-screen .pulse-in{  animation:travelIn  3.4s var(--ease) 1.7s infinite; }
@keyframes travelOut{
  0%{ left:0;    opacity:0; }
  12%{ opacity:1; }
  45%{ left:calc(100% - 9px); opacity:1; }
  58%,100%{ left:calc(100% - 9px); opacity:0; }
}
@keyframes travelIn{
  0%{ left:calc(100% - 9px); opacity:0; }
  12%{ opacity:1; }
  45%{ left:0; opacity:1; }
  58%,100%{ left:0; opacity:0; }
}
.link-label{
  margin:0; font-size:.86rem; color:var(--ink-mid); font-weight:500;
}
.link-sub{
  margin:.25rem 0 0; font-family:var(--mono); font-size:.7rem;
  letter-spacing:.1em; text-transform:uppercase; color:var(--ink-faint);
}
@media (max-width:900px){
  .link-line{ width:2px; height:70px; margin:0 auto 1rem;
    background:repeating-linear-gradient(180deg, var(--rule) 0 7px, transparent 7px 14px); }
  .on-screen .pulse-out,.on-screen .pulse-in{ animation:none; }
}

/* --- consent gate ------------------------------------------ */

.gate{ display:flex; justify-content:center; margin-top:1.15rem; }

.slide-carl .spectrum{ margin-top:2.1rem; }

/* the gate adds a whole card, so this slide buys the room back */
.slide-handoff .handoff{ margin-top:1.35rem; }
.slide-handoff .node{ padding:1.15rem 1.6rem; }
.slide-handoff .pull{ margin-top:1.25rem; padding-top:1.05rem; }
.slide-handoff .fineprint{ margin-top:.7rem; }

.gate-card{
  position:relative; width:min(43rem,100%);
  padding:1rem 1.35rem .95rem 1.6rem;
  background:var(--paper);
  border:1px solid var(--rule); border-left:3px solid var(--amber);
  border-radius:12px;
  box-shadow:0 14px 34px -22px rgba(23,21,15,.5);
}

.gate-head{ display:flex; align-items:center; gap:.55rem; }
.gate-head p{ margin:0; font-size:.92rem; color:var(--ink); }
.gate-head b{ font-weight:600; }

.gate-dot{
  width:8px; height:8px; border-radius:50%; flex:none;
  background:var(--amber); box-shadow:0 0 0 0 rgba(224,138,46,.55);
}
.on-screen .gate-dot{ animation:gatePing 2.2s var(--ease) infinite; }
@keyframes gatePing{
  0%{   box-shadow:0 0 0 0 rgba(224,138,46,.55); }
  70%{  box-shadow:0 0 0 9px rgba(224,138,46,0); }
  100%{ box-shadow:0 0 0 0 rgba(224,138,46,0); }
}

.gate-why{
  margin:.6rem 0 0; font-size:.87rem; line-height:1.55; color:var(--ink-mid);
}
.gate-why b{ color:var(--ink); font-weight:600; }

.gate-acts{ display:flex; flex-wrap:wrap; gap:.45rem; margin-top:.75rem; }
.gate-acts button{
  font-family:var(--mono); font-size:.68rem; letter-spacing:.07em;
  padding:.42rem .8rem; border-radius:999px; cursor:pointer;
  border:1px solid var(--ink-faint); background:transparent; color:var(--ink-mid);
  transition:background .18s var(--ease), color .18s var(--ease),
             border-color .18s var(--ease);
}
.gate-acts button:hover{ background:var(--ink); border-color:var(--ink); color:var(--paper); }
.gate-acts button.deny{ margin-left:auto; border-style:dashed; color:var(--ink-faint); }
.gate-acts button.deny:hover{ background:var(--ink-faint); border-color:var(--ink-faint); color:var(--paper); }
.gate-acts button.picked{ background:var(--moss); border-color:var(--moss); color:var(--paper); }
.gate-acts button.picked.deny{ background:var(--ink-soft); border-color:var(--ink-soft); }

.gate-result{
  margin:.55rem 0 0; min-height:1.05rem;
  font-family:var(--mono); font-size:.68rem; letter-spacing:.06em;
  color:var(--moss);
}
.gate-result.denied{ color:var(--ink-faint); }

.gate-fine{
  margin:.6rem 0 0; padding-top:.6rem;
  border-top:1px solid var(--rule-soft);
  font-size:.73rem; line-height:1.5; color:var(--ink-faint);
}
.gate-fine b{ color:var(--ink-soft); font-weight:600; }

@media (max-width:520px){
  .gate-acts button.deny{ margin-left:0; }
}

.fineprint{
  max-width:44rem; margin:.85rem auto 0;
  font-size:.78rem; line-height:1.55; color:var(--ink-faint);
}
.fineprint.center{ text-align:center; }

/* ============================================================
   04 — memory / relational
   ============================================================ */

.decay{ margin-top:2.6rem; display:grid; gap:.75rem; max-width:900px; }
.decay-row{ display:grid; grid-template-columns:9.5rem 1fr 4.5rem; align-items:center; gap:1rem; }
.decay-label{
  font-family:var(--mono); font-size:.7rem; letter-spacing:.12em;
  text-transform:uppercase; color:var(--ink-soft); text-align:right;
}
.decay-track{
  height:12px; border-radius:12px; overflow:hidden;
  background:var(--bone-deep);
}
.decay-fade, .decay-solid{
  height:100%; border-radius:12px; transform-origin:left; transform:scaleX(0);
}
.decay-fade{ background:linear-gradient(90deg, var(--ink-mid) 0%, rgba(107,101,89,.35) 45%, rgba(163,155,140,.12) 100%); }
.decay-solid{ background:linear-gradient(90deg, var(--vermilion), var(--amber)); }
.on-screen .decay-fade{ animation:fill 1.6s var(--ease) .5s forwards; }
.on-screen .decay-solid{ animation:fill 1.6s var(--ease) .75s forwards; }

.decay-end{
  font-family:var(--mono); font-size:.7rem; letter-spacing:.1em; text-transform:uppercase;
}
.decay-end.fadeout{ color:var(--ink-faint); }
.decay-end.exact{ color:var(--vermilion); font-weight:500; }

.decay-axis{
  display:grid; grid-template-columns:repeat(4,1fr);
  margin-left:10.5rem; margin-right:5.5rem; padding-top:.4rem;
  border-top:1px solid var(--rule-soft);
  font-family:var(--mono); font-size:.63rem; letter-spacing:.1em;
  text-transform:uppercase; color:var(--ink-faint);
}
.decay-axis span:nth-child(n+2){ text-align:center; }
.decay-axis span:last-child{ text-align:right; }

.recall{
  margin-top:2.4rem; display:grid; gap:.55rem;
  max-width:620px; padding:1.4rem 1.5rem;
  border:1px solid var(--rule); border-radius:13px;
  background:rgba(255,255,255,.55);
}
.recall-line{ font-size:.92rem; color:var(--ink-mid); }
.recall-line b{
  font-family:var(--mono); font-size:.68rem; letter-spacing:.1em;
  text-transform:uppercase; color:var(--ink-faint); font-weight:400;
  display:block; margin-bottom:.1rem;
}
.recall-line.answer span{
  font-family:var(--display);
  font-variation-settings:"opsz" 48,"wght" 600,"SOFT" 25,"WONK" 1;
  font-size:1.35rem; color:var(--vermilion);
}

@media (max-width:700px){
  .decay-row{ grid-template-columns:1fr; gap:.3rem; }
  .decay-label{ text-align:left; }
  .decay-end{ display:none; }
  .decay-axis{ margin:0; }
}

/* ============================================================
   05 — personality
   ============================================================ */

.persona-lab{
  display:grid; grid-template-columns:1.35fr .65fr;
  gap:clamp(1.2rem,3vw,2.6rem); margin-top:2.2rem; align-items:start;
}
@media (max-width:880px){ .persona-lab{ grid-template-columns:1fr; } }

.sliders{
  display:grid; grid-template-columns:1fr 1fr; gap:.55rem 1.6rem;
}
@media (max-width:560px){ .sliders{ grid-template-columns:1fr; } }

.slider-row{ display:grid; grid-template-columns:6.6rem 1fr 1.6rem; align-items:center; gap:.6rem; }
.slider-row label{
  font-family:var(--mono); font-size:.66rem; letter-spacing:.1em;
  text-transform:uppercase; color:var(--ink-soft);
}
.slider-row output{
  font-family:var(--mono); font-size:.7rem; color:var(--vermilion);
  text-align:right; font-weight:500;
}
.slider-row input[type=range]{
  -webkit-appearance:none; appearance:none;
  width:100%; height:4px; border-radius:4px; background:var(--bone-deep);
  cursor:pointer; outline:none;
}
.slider-row input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none; appearance:none;
  width:14px; height:14px; border-radius:50%;
  background:var(--vermilion); border:2px solid var(--paper);
  box-shadow:0 2px 6px rgba(23,21,15,.3);
  transition:transform .2s var(--ease);
}
.slider-row input[type=range]::-webkit-slider-thumb:hover{ transform:scale(1.25); }
.slider-row input[type=range]::-moz-range-thumb{
  width:14px; height:14px; border-radius:50%; border:2px solid var(--paper);
  background:var(--vermilion); cursor:pointer;
}
.slider-row input[type=range]:focus-visible{ outline:2px solid var(--cobalt); outline-offset:4px; }

.persona-out{
  padding:1.5rem 1.4rem; border:1px solid var(--rule); border-radius:14px;
  background:rgba(255,255,255,.6); text-align:center;
}
.po-label{
  margin:0 0 .5rem; font-family:var(--mono); font-size:.63rem;
  letter-spacing:.16em; text-transform:uppercase; color:var(--ink-faint);
}
.po-id{
  margin:0; font-family:var(--display);
  font-variation-settings:"opsz" 72,"wght" 600,"SOFT" 20,"WONK" 0;
  font-size:clamp(1.5rem,2.6vw,2.1rem); line-height:1.05;
  letter-spacing:-.02em; word-break:break-all; color:var(--ink);
}
.po-of{ margin:.5rem 0 0; font-size:.76rem; color:var(--ink-soft); }
.po-of b{ color:var(--vermilion); font-weight:600; }

.po-bar{
  display:flex; gap:2px; height:26px; margin:1rem 0 1.1rem;
  align-items:flex-end;
}
.po-bar i{
  flex:1; display:block; border-radius:2px; background:var(--vermilion);
  transition:height .35s var(--ease), background .35s var(--ease);
}

.po-random{
  width:100%; padding:.65rem 1rem; border-radius:100px;
  border:1px solid var(--ink); background:transparent; color:var(--ink);
  font-family:var(--body); font-size:.82rem; font-weight:500; cursor:pointer;
  transition:background .28s var(--ease), color .28s var(--ease);
}
.po-random:hover{ background:var(--ink); color:var(--paper); }

.templates{
  display:flex; flex-wrap:wrap; gap:.42rem; margin-top:2rem;
  padding-top:1.6rem; border-top:1px solid var(--rule);
}
.templates span{
  padding:.38rem .85rem; border-radius:100px;
  border:1px solid var(--rule); background:rgba(255,255,255,.5);
  font-size:.79rem; color:var(--ink-mid);
  transition:border-color .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}
.templates span:hover{ border-color:var(--vermilion); color:var(--ink); transform:translateY(-2px); }
.templates .tpl-custom{
  border-color:var(--vermilion); color:var(--vermilion); font-weight:500;
}

/* ============================================================
   06 — ecosystem
   ============================================================ */

.eco-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1rem; margin-top:2.4rem;
}
.eco{
  position:relative; display:grid; gap:.5rem; align-content:start;
  padding:1.6rem 1.5rem; text-decoration:none; color:inherit;
  border:1px solid var(--rule); border-radius:13px;
  background:rgba(255,255,255,.5);
  transition:transform .32s var(--ease), box-shadow .32s var(--ease), border-color .32s var(--ease);
}
.eco:hover{
  transform:translateY(-5px); border-color:var(--vermilion);
  box-shadow:0 18px 38px -22px rgba(23,21,15,.5);
}
.eco b{
  font-family:var(--display);
  font-variation-settings:"opsz" 48,"wght" 600,"SOFT" 20,"WONK" 0;
  font-size:1.22rem; letter-spacing:-.018em;
}
.eco span{ font-size:.88rem; color:var(--ink-soft); line-height:1.5; }
.eco i{
  position:absolute; top:1.35rem; right:1.35rem;
  font-style:normal; color:var(--ink-faint); font-size:.9rem;
  transition:color .3s var(--ease), transform .3s var(--ease);
}
.eco:hover i{ color:var(--vermilion); transform:translate(2px,-2px); }
div.eco:hover{ transform:none; border-color:var(--rule); box-shadow:none; }

/* ============================================================
   07 — pricing
   ============================================================ */

.tiers{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(215px,1fr));
  gap:1rem; margin-top:2.4rem;
}
.tier{
  position:relative; padding:1.75rem 1.5rem;
  border:1px solid var(--rule); border-radius:14px;
  background:rgba(255,255,255,.58);
  display:grid; align-content:start;
  transition:transform .32s var(--ease), box-shadow .32s var(--ease);
}
.tier:hover{ transform:translateY(-5px); box-shadow:0 20px 42px -24px rgba(23,21,15,.5); }

.tier h3{
  font-family:var(--mono); font-size:.74rem; letter-spacing:.18em;
  text-transform:uppercase; color:var(--ink-soft); font-weight:400;
  margin-bottom:.85rem;
}
.price{
  font-family:var(--display);
  font-variation-settings:"opsz" 96,"wght" 600,"SOFT" 20,"WONK" 0;
  font-size:3.1rem; line-height:1; letter-spacing:-.035em;
  margin:0 0 .7rem;
}
.price span{ font-size:1.5rem; vertical-align:super; color:var(--ink-faint); }
.price i{
  font-style:normal; font-family:var(--body); font-size:.82rem;
  font-weight:400; color:var(--ink-faint); letter-spacing:0;
}
.tier-for{
  margin:0 0 1.1rem; font-size:.85rem; color:var(--ink-soft);
  padding-bottom:1.1rem; border-bottom:1px solid var(--rule-soft);
  min-height:3.2em;
}
.tier ul{ list-style:none; margin:0; padding:0; display:grid; gap:.5rem; }
.tier li{
  position:relative; padding-left:1.25rem; font-size:.87rem; color:var(--ink-mid);
}
.tier li::before{
  content:"—"; position:absolute; left:0; color:var(--vermilion);
}

.tier-hero{
  background:var(--ink); color:var(--paper); border-color:var(--ink);
}
.tier-hero h3{ color:rgba(251,248,242,.6); }
.tier-hero .price span,.tier-hero .price i{ color:rgba(251,248,242,.5); }
.tier-hero .tier-for{ color:rgba(251,248,242,.65); border-bottom-color:rgba(251,248,242,.16); }
.tier-hero li{ color:rgba(251,248,242,.88); }
.tier-hero li::before{ color:var(--amber); }

.flag{
  position:absolute; top:-9px; left:1.5rem;
  font-family:var(--mono); font-size:.6rem; letter-spacing:.14em;
  text-transform:uppercase; padding:.24rem .6rem; border-radius:100px;
  background:var(--vermilion); color:var(--paper);
}
.flag-alt{ background:var(--cobalt); }

/* the third comparison row needs the height, so this slide runs tight */
.slide-pricing .tiers{ margin-top:1.7rem; }
.slide-pricing .tier{ padding:1.4rem 1.5rem; }
.slide-pricing .price{ font-size:2.6rem; margin-bottom:.5rem; }
.slide-pricing .tier-for{ margin-bottom:.85rem; padding-bottom:.85rem; }
.slide-pricing .tier h3{ margin-bottom:.6rem; }

/* ---- API pricing table -------------------------------------- */
.api{
  margin-top:1.6rem; padding:1.15rem 1.6rem;
  border:1px solid var(--rule); border-radius:14px;
  background:rgba(255,255,255,.55);
}
.api-head{
  display:flex; flex-wrap:wrap; align-items:baseline; gap:.4rem 1rem;
  margin-bottom:.8rem;
}
.api-head h3{
  margin:0; font-family:var(--display);
  font-variation-settings:"opsz" 48,"wght" 600,"SOFT" 20,"WONK" 0;
  font-size:1.2rem; letter-spacing:-.018em;
}
.api-head p{ margin:0; font-size:.85rem; color:var(--ink-soft); }
.api-head strong{ color:var(--vermilion); font-weight:600; }

.api-table{ width:100%; border-collapse:collapse; }
.api-table th, .api-table td{
  text-align:right; padding:.45rem .5rem;
  font-family:var(--mono); font-size:.83rem;
}
.api-table thead th{
  font-size:.63rem; letter-spacing:.13em; text-transform:uppercase;
  color:var(--ink-faint); font-weight:400;
  border-bottom:1px solid var(--rule);
}
.api-table thead th span{ text-transform:none; letter-spacing:0; opacity:.7; }
.api-table tbody th{
  text-align:left; font-family:var(--body); font-weight:500; font-size:.88rem;
}
.api-table tbody tr + tr td, .api-table tbody tr + tr th{ border-top:1px solid var(--rule-soft); }
.api-table .us td{ color:var(--vermilion); font-weight:500; }
.api-table .them th, .api-table .them td{ color:var(--ink-faint); }
.api-table .them td{ text-decoration:line-through; text-decoration-thickness:1px; }

@media (max-width:560px){
  .api-table th, .api-table td{ padding:.5rem .25rem; font-size:.74rem; }
}

/* ============================================================
   08 — stance
   ============================================================ */

.receipts{
  list-style:none; margin:1.4rem 0 0; padding:0;
  counter-reset:rcpt;
  display:grid; gap:.6rem;
}
.receipts li{
  counter-increment:rcpt;
  position:relative;
  padding:.8rem 1.3rem .82rem 3.3rem;
  border:1px solid rgba(251,248,242,.13);
  border-left:2px solid var(--vermilion);
  border-radius:10px;
  background:rgba(251,248,242,.035);
}
.receipts li::before{
  content:counter(rcpt,decimal-leading-zero);
  position:absolute; left:1.3rem; top:.9rem;
  font-family:var(--mono); font-size:.7rem; letter-spacing:.08em;
  color:var(--vermilion); opacity:.75;
}
.receipts p{
  margin:.25rem 0 0; font-size:.9rem; line-height:1.55;
  color:rgba(251,248,242,.74);
}
.receipts b{ color:var(--paper); font-weight:600; }
.rcpt-date{
  font-family:var(--mono); font-size:.63rem; letter-spacing:.13em;
  text-transform:uppercase; color:rgba(251,248,242,.4);
}
.receipts .rcpt-turn{
  border-left-color:var(--amber);
  background:rgba(224,138,46,.07);
}
.receipts .rcpt-turn::before{ color:var(--amber); }
.receipts .rcpt-turn .rcpt-date{ color:var(--amber); opacity:.8; }

.slide-stance .lede{ margin-bottom:0; }
.slide-stance .pull{ margin-top:1.35rem; padding-top:1.15rem; }
.slide-stance .pull em{ color:var(--amber); }

@media (max-width:640px){
  .receipts li{ padding:.9rem 1rem .9rem 1rem; }
  .receipts li::before{ position:static; display:block; margin-bottom:.35rem; }
}

/* ============================================================
   11 — cta
   ============================================================ */

.slide-dark .eyebrow{ color:var(--amber); }
.slide-dark h2{ color:var(--paper); }
.slide-dark .lede{ color:rgba(251,248,242,.72); }
.slide-dark .pull{
  color:rgba(251,248,242,.78); border-top-color:rgba(251,248,242,.18);
}

.prism-mini{
  display:flex; gap:5px; margin-bottom:2.2rem;
}
.prism-mini i{
  display:block; width:34px; height:4px; border-radius:4px;
  animation:miniPulse 3.4s var(--ease) infinite;
}
.prism-mini i:nth-child(1){ background:var(--vermilion); animation-delay:0s; }
.prism-mini i:nth-child(2){ background:var(--amber);     animation-delay:.14s; }
.prism-mini i:nth-child(3){ background:var(--brass);     animation-delay:.28s; }
.prism-mini i:nth-child(4){ background:var(--moss);      animation-delay:.42s; }
.prism-mini i:nth-child(5){ background:var(--teal);      animation-delay:.56s; }
.prism-mini i:nth-child(6){ background:var(--cobalt);    animation-delay:.7s; }
@keyframes miniPulse{ 0%,100%{ opacity:.35; transform:scaleY(1); } 50%{ opacity:1; transform:scaleY(2.1); } }

.form-note{
  font-family:var(--mono); font-size:.7rem; letter-spacing:.1em;
  text-transform:uppercase; color:rgba(251,248,242,.42); margin:1.6rem 0 0;
}

.foot{
  display:flex; flex-wrap:wrap; gap:.6rem; justify-content:center;
  margin-top:3.4rem; padding-top:1.6rem;
  border-top:1px solid rgba(251,248,242,.14);
  font-size:.8rem; color:rgba(251,248,242,.45);
  width:100%; max-width:560px;
}
.foot a{ color:rgba(251,248,242,.7); text-decoration:none; }
.foot a:hover{ color:var(--amber); }
.foot .dot{ opacity:.4; }

/* ============================================================
   Reveal system
   ============================================================ */

.reveal{
  opacity:0; transform:translateY(22px);
  transition:opacity .78s var(--ease), transform .78s var(--ease);
  transition-delay:var(--d,0ms);
}
.on-screen .reveal, .reveal.on-screen{ opacity:1; transform:none; }

/* hero animates immediately on load */
.slide-hero .reveal{ opacity:1; transform:none; animation:heroIn .95s var(--ease) both; animation-delay:var(--d,0ms); }
@keyframes heroIn{ from{ opacity:0; transform:translateY(26px); } }

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .deck{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.01ms!important; animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .reveal{ opacity:1!important; transform:none!important; }
}

/* ---- small screens ----------------------------------------- */
@media (max-width:1000px){
  .rail{ display:none; }
  .topnav a:not(.btn-mini){ display:none; }
  .prism-stage{ opacity:.28; right:-22%; }
  body{ overflow:auto; }
  .deck{ height:auto; overflow:visible; }
}