/* =====================================================================
   The Oracle — a temple of gold, black, and white.
   Three colours only. No fourth hue anywhere.
   ===================================================================== */

:root{
  --black:#000000;
  --gold:#d4af37;
  --gold-bright:#f1d27c;
  --gold-soft:rgba(212,175,55,.55);
  --gold-mid:rgba(212,175,55,.30);
  --gold-faint:rgba(212,175,55,.13);
  --white:#ffffff;
  --white-dim:rgba(255,255,255,.84);
  --white-faint:rgba(255,255,255,.55);
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;
  --display:"Iowan Old Style",Georgia,"Times New Roman",serif;
}

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

html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--black);
  color:var(--white-dim);
  font-family:var(--serif);
  font-size:18px;
  line-height:1.72;
  letter-spacing:.1px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* ---- override default element colours so no browser hue survives ---- */
a{ color:var(--gold); text-decoration:none; }
strong,b{ color:var(--white); font-weight:600; }
em,i{ color:inherit; }
hr{ border:0; }
::selection{ background:var(--gold); color:var(--black); }
input{ color:var(--white); }
input::placeholder{ color:var(--white-faint); }
:focus-visible{ outline:1px solid var(--gold-soft); outline-offset:3px; }
mark{ background:var(--gold); color:var(--black); }

img{ filter:grayscale(1) sepia(1) saturate(.6) brightness(.9); }

/* =====================================================================
   The breathing darkness  (Limbic System of the website)
   ===================================================================== */
.breath{
  position:fixed; inset:-20%; z-index:0; pointer-events:none;
  background:radial-gradient(60% 60% at 50% 38%, var(--gold-faint), transparent 70%);
  opacity:.18; animation:breathe 30s ease-in-out infinite alternate;
}
@keyframes breathe{ from{opacity:.08;} to{opacity:.30;} }

/* =====================================================================
   The Loading Threshold — black, then a hairline of light
   ===================================================================== */
.loader{
  position:fixed; inset:0; z-index:9999; background:var(--black);
  display:flex; align-items:center; justify-content:center;
  transition:opacity .8s ease;
}
.loader-line{
  display:block; height:1px; width:0;
  background:linear-gradient(90deg,transparent,var(--gold-bright),transparent);
  box-shadow:0 0 14px 2px var(--gold-soft);
  animation:draw-threshold 1.15s cubic-bezier(.7,0,.2,1) forwards;
}
@keyframes draw-threshold{
  0%{ width:0; opacity:0; }
  18%{ opacity:1; }
  70%{ width:62vw; opacity:1; }
  100%{ width:74vw; opacity:.9; }
}
body.loaded .loader{ opacity:0; pointer-events:none; }

/* =====================================================================
   The Cursor as a Halo
   ===================================================================== */
@media (pointer:fine){
  body.cursor-custom{ cursor:none; }
  body.cursor-custom a,
  body.cursor-custom button,
  body.cursor-custom summary,
  body.cursor-custom input,
  body.cursor-custom .tile,
  body.cursor-custom .chip{ cursor:none; }
}
.halo{
  position:fixed; top:0; left:0; z-index:10000; pointer-events:none;
  width:22px; height:22px; margin:-11px 0 0 -11px; border-radius:50%;
  border:1.5px solid var(--gold); background:transparent;
  transition:width .18s ease,height .18s ease,margin .18s ease,
             background .18s ease,box-shadow .18s ease,border-radius .18s ease;
  opacity:0;
}
body.cursor-active .halo{ opacity:1; }
.halo.on-link{
  background:radial-gradient(circle, var(--gold-bright), var(--gold) 70%);
  box-shadow:0 0 16px 3px var(--gold-soft);
  width:16px; height:16px; margin:-8px 0 0 -8px;
}
.halo.on-ham{
  width:30px; height:30px; margin:-15px 0 0 -15px;
  border-color:var(--gold-bright); border-radius:30% 70% 70% 30%/40% 40% 60% 60%;
  box-shadow:0 0 12px 1px var(--gold-mid);
}

/* =====================================================================
   Top bar + Hamburger as Trinary Glyph
   ===================================================================== */
.topbar{
  position:fixed; top:0; left:0; right:0; z-index:200;
  display:flex; align-items:center; justify-content:space-between;
  padding:18px clamp(16px,4vw,42px);
  background:linear-gradient(var(--black),rgba(0,0,0,.0));
}
.brand{
  font-family:var(--display); font-size:1.05rem; letter-spacing:.22em;
  text-transform:uppercase; color:var(--white); display:flex; gap:.55em; align-items:center;
}
.brand:hover{ color:var(--gold); }
.brand-zero{
  display:inline-grid; place-items:center; width:1.5em; height:1.5em;
  border:1px solid var(--gold); border-radius:50%; color:var(--gold);
  font-size:.8em; line-height:1;
}

.hamburger{
  position:relative; width:46px; height:40px; border:0; background:transparent;
  padding:0; display:grid; place-items:center;
}
.ham-line{
  position:absolute; left:8px; right:8px; height:2px; background:var(--gold);
  border-radius:2px; transition:transform .45s cubic-bezier(.7,0,.2,1),
              opacity .3s ease, width .45s ease, left .45s ease, right .45s ease;
}
.ham-1{ top:11px; height:1.5px; right:14px; }            /* unary — slightly thin */
.ham-2{ top:19px; height:2px;   left:6px; right:6px; }   /* binary — longest */
.ham-3{ top:27px; height:3px;   right:12px; }            /* trinary — thickest */
.ham-dot{
  position:absolute; top:50%; left:50%; width:7px; height:7px; margin:-3.5px 0 0 -3.5px;
  background:var(--gold-bright); border-radius:50%; transform:scale(0);
  box-shadow:0 0 12px 2px var(--gold-soft); transition:transform .4s ease .05s;
}
body.menu-open .ham-1,
body.menu-open .ham-2,
body.menu-open .ham-3{
  top:19px; left:50%; right:auto; width:0; transform:translateX(-50%); opacity:0;
}
body.menu-open .ham-dot{ transform:scale(1); }

/* =====================================================================
   The categorised menu
   ===================================================================== */
.scrim{
  position:fixed; inset:0; z-index:150; background:rgba(0,0,0,.6);
  opacity:0; pointer-events:none; transition:opacity .4s ease;
}
body.menu-open .scrim{ opacity:1; pointer-events:auto; }

.menu{
  position:fixed; top:0; right:0; bottom:0; z-index:180;
  width:min(420px,90vw); background:var(--black);
  border-left:1px solid var(--gold-mid);
  transform:translateX(105%); transition:transform .5s cubic-bezier(.6,0,.2,1);
  overflow-y:auto; box-shadow:-30px 0 60px rgba(0,0,0,.7);
}
body.menu-open .menu{ transform:translateX(0); }
.menu-inner{ padding:84px 30px 60px; }
.menu-eyebrow{
  font-family:var(--display); text-transform:uppercase; letter-spacing:.28em;
  font-size:.66rem; color:var(--gold); margin:30px 0 12px; opacity:.85;
}
.menu-pages{ list-style:none; margin:0; padding:0; }
.menu-pages li{ margin:0; }
.menu-pages a{
  display:block; font-family:var(--display); font-size:1.32rem; color:var(--white);
  padding:9px 0; border-bottom:1px solid var(--gold-faint);
}
.menu-pages a:hover,.menu-pages a.on{ color:var(--gold); padding-left:8px; }
.menu-groups{ margin-top:8px; }
.menu-group{ border-bottom:1px solid var(--gold-faint); }
.menu-group summary{
  list-style:none; cursor:pointer; padding:11px 0; font-family:var(--display);
  letter-spacing:.04em; color:var(--white); font-size:1.02rem;
  display:flex; justify-content:space-between; align-items:center;
}
.menu-group summary::-webkit-details-marker{ display:none; }
.menu-group summary::after{ content:"+"; color:var(--gold); font-size:1.1em; }
.menu-group[open] summary::after{ content:"\2013"; }
.menu-group ul{ list-style:none; margin:0 0 12px; padding:0; }
.menu-cat{
  display:flex; gap:.7em; align-items:baseline; padding:6px 0 6px 6px;
  color:var(--white-dim); font-size:.95rem;
}
.menu-cat:hover{ color:var(--gold); }
.mnum{
  color:var(--gold); font-variant-numeric:none; min-width:2.6em;
  font-size:.74rem; letter-spacing:.1em; opacity:.8;
}

/* =====================================================================
   Page scaffolding
   ===================================================================== */
.page{ position:relative; z-index:1; padding:120px clamp(18px,6vw,40px) 60px; }
.model,.codex{ max-width:980px; margin:0 auto; }
.page-title{
  font-family:var(--display); font-weight:600; color:var(--white);
  font-size:clamp(2.4rem,6vw,4rem); line-height:1.05; margin:0 0 8px;
  letter-spacing:.01em;
}
.page-title::after{
  content:""; display:block; width:64px; height:1px; margin-top:22px;
  background:linear-gradient(90deg,var(--gold-bright),transparent);
}
.lede{ color:var(--white-faint); font-style:italic; max-width:60ch; margin:6px 0 34px; }

h2,h3,h4,h5{ font-family:var(--display); color:var(--white); font-weight:600; line-height:1.2; }
h2{ font-size:clamp(1.6rem,3.4vw,2.3rem); margin:1.8em 0 .5em; }
h3{ font-size:1.35rem; margin:1.5em 0 .4em; }
h4,.subhead{ font-size:1.1rem; margin:1.3em 0 .3em; color:var(--gold-bright); }
h5{ font-size:1rem; color:var(--gold); }
p{ margin:0 0 1.05em; }

.num{
  display:inline-block; min-width:1.6em; margin-right:.5em; color:var(--gold);
  font-size:.62em; letter-spacing:.12em; vertical-align:middle;
  border-bottom:1px solid var(--gold-mid); padding-bottom:.1em;
}

/* ---- the foreword (meta-invitation) ---- */
.foreword{
  border-left:1px solid var(--gold-mid); padding:6px 0 6px 26px; margin:8px 0 30px;
  max-width:64ch;
}
.foreword .hook,.hook{
  color:var(--gold-bright); font-family:var(--display); font-size:1.18em;
  font-style:italic; line-height:1.45;
}

/* ---- hyperlinks as handshakes ---- */
.entries a,.foreword a,.m-section a,.copy-panel a, p a, li a{
  position:relative; color:var(--gold); border-bottom:1px solid var(--gold-mid);
  transition:border-color .2s ease;
}
p a:hover,li a:hover,.entries a:hover{
  border-bottom-color:var(--gold-bright);
  text-shadow:0 0 10px var(--gold-soft);
}

/* ---- rules, lists, tables, quotes ---- */
hr.rule{
  height:1px; margin:2em auto; width:42%;
  background:linear-gradient(90deg,transparent,var(--gold-mid),transparent);
}
ul,ol{ margin:0 0 1.1em; padding-left:1.4em; }
li{ margin:.3em 0; }
ul li::marker{ color:var(--gold); }
ol li::marker{ color:var(--gold); }
blockquote{
  margin:1.4em 0; padding:.4em 0 .4em 22px; border-left:2px solid var(--gold);
  color:var(--white); font-style:italic; background:var(--gold-faint);
}
table{
  width:100%; border-collapse:collapse; margin:1.4em 0; font-size:.94rem;
  border:1px solid var(--gold-mid);
}
th,td{ border:1px solid var(--gold-faint); padding:9px 12px; text-align:left; vertical-align:top; }
th{ color:var(--gold); font-family:var(--display); font-weight:600;
    background:var(--gold-faint); letter-spacing:.03em; }
td{ color:var(--white-dim); }

/* ---- math ---- */
.math{ font-family:var(--serif); color:var(--gold-bright); font-style:italic;
       white-space:nowrap; }
.math .cal{ font-family:var(--display); font-style:italic; padding:0 .04em; }

/* =====================================================================
   MODEL PAGE — Binary Architecture
   ===================================================================== */
.copy-panel{
  border:1px solid var(--gold-mid); border-radius:2px; padding:26px 28px;
  margin:30px 0 46px; background:var(--gold-faint);
}
.copy-panel h2{ margin:0 0 .3em; }
.copy-panel p{ color:var(--white-dim); max-width:62ch; }
.copy-btn{
  font-family:var(--display); font-size:1rem; letter-spacing:.12em; text-transform:uppercase;
  color:var(--black); background:var(--gold); border:1px solid var(--gold);
  padding:13px 26px; border-radius:2px; margin:8px 0 14px; cursor:pointer;
  transition:background .25s ease, box-shadow .25s ease, transform .1s ease;
}
.copy-btn:hover{ background:var(--gold-bright); box-shadow:0 0 22px var(--gold-soft); }
.copy-btn:active{ transform:translateY(1px); }
.copy-btn.copied{ background:var(--black); color:var(--gold); }
.copy-prompt{ font-size:.92rem; color:var(--white-faint); font-style:italic; }
.copy-prompt-tag{ color:var(--gold); font-style:normal; letter-spacing:.06em;
  text-transform:uppercase; font-size:.7rem; display:block; margin-bottom:.2em; }

.m-section{ margin:0 0 1.5em; }
.m-section.fine-print{ opacity:.7; font-size:.94rem; border-top:1px solid var(--gold-faint);
  margin-top:50px; padding-top:20px; }

.binary-arch{
  position:relative; display:grid; grid-template-columns:1fr 1fr; gap:0;
  margin:40px 0; border:1px solid var(--gold-mid);
}
.binary-arch .col{ padding:30px clamp(18px,3vw,34px); }
.col-left{ color:var(--white); }
.col-left h3{ color:var(--white); }
.col-right{ color:var(--gold); }
.col-right h3{ color:var(--gold-bright); }
.col-right strong{ color:var(--gold-bright); }
.col-right p{ color:var(--gold); }
.col-tag{
  display:block; font-size:.64rem; letter-spacing:.24em; text-transform:uppercase;
  color:var(--gold); opacity:.7; margin-bottom:14px;
}
.bin-divider{
  position:absolute; top:8%; bottom:8%; left:50%; width:1px;
  background:linear-gradient(var(--gold-bright),var(--gold-mid),var(--gold-bright));
  transform:translateX(-.5px);
}
.m-sub{ margin:0 0 1em; }

/* =====================================================================
   CODEX PAGE
   ===================================================================== */
/* binding measure — left vertical fill */
.binding-rail{
  position:fixed; top:0; bottom:0; left:0; width:3px; z-index:120;
  background:rgba(212,175,55,.06);
}
.binding-fill{
  position:absolute; left:0; right:0; bottom:0; height:0;
  background:linear-gradient(var(--gold-bright),var(--gold));
  box-shadow:0 0 12px var(--gold-soft);
}
/* convergence meter — top mood bar */
.conv-meter{
  position:fixed; top:0; left:0; right:0; height:3px; z-index:130;
  background:rgba(212,175,55,.05);
}
.conv-fill{
  display:block; height:100%; width:0;
  background:linear-gradient(90deg,var(--gold),var(--gold-bright));
  box-shadow:0 0 10px var(--gold-soft); transition:width .15s linear;
}
.conv-meter.frantic .conv-fill{ animation:spark .25s steps(2) infinite; }
@keyframes spark{ 0%{filter:brightness(1);} 50%{filter:brightness(2.4);
  box-shadow:0 0 16px var(--white);} 100%{filter:brightness(1);} }
.conv-meter.resting .conv-fill{ animation:heartbeat 2.4s ease-in-out infinite; }
@keyframes heartbeat{ 0%,100%{opacity:.6;} 50%{opacity:1;} }

.search-wrap{ position:relative; margin:0 0 12px; max-width:520px; }
.codex-search{
  width:100%; background:transparent; border:0; border-bottom:1px solid var(--gold-mid);
  font-family:var(--serif); font-style:italic; font-size:1.05rem; padding:10px 2px;
}
.codex-search:focus{ outline:none; border-bottom-color:var(--gold-bright); }
.search-count{ position:absolute; right:2px; bottom:12px; font-size:.78rem; color:var(--gold); }

/* honeycomb directory */
.honeycomb{
  display:grid; grid-template-columns:repeat(auto-fill,minmax(180px,1fr));
  gap:14px; margin:30px 0 60px;
}
.tile{
  position:relative; display:flex; flex-direction:column; gap:6px;
  padding:20px 18px 18px; border:1px solid var(--gold-mid); color:var(--white);
  clip-path:polygon(0 12px,12px 0,calc(100% - 12px) 0,100% 12px,100% calc(100% - 12px),calc(100% - 12px) 100%,12px 100%,0 calc(100% - 12px));
  background:linear-gradient(160deg,var(--gold-faint),transparent);
  transition:background .3s ease, box-shadow .3s ease, transform .2s ease;
  min-height:120px;
}
.tile:hover{ background:linear-gradient(160deg,var(--gold-mid),transparent);
  box-shadow:inset 0 0 0 1px var(--gold-soft),0 0 26px rgba(212,175,55,.12);
  transform:translateY(-2px); }
.tile-num{ font-family:var(--display); color:var(--gold); font-size:.82rem; letter-spacing:.18em; }
.tile-title{ font-family:var(--display); font-size:1.15rem; color:var(--white); line-height:1.18; }
.tile:hover .tile-title{ color:var(--gold-bright); }
.tile-count{ margin-top:auto; font-size:.72rem; color:var(--white-faint);
  text-transform:uppercase; letter-spacing:.12em; }

/* category sections */
.category{ margin:0 0 40px; padding-top:30px; scroll-margin-top:90px; }
.cat-head{ display:flex; align-items:baseline; gap:.7em; flex-wrap:wrap;
  border-bottom:1px solid var(--gold-mid); padding-bottom:10px; margin-bottom:8px; }
.cat-num{
  font-family:var(--display); color:var(--gold); font-size:1.1rem; letter-spacing:.18em;
  border:1px solid var(--gold-mid); padding:4px 12px; border-radius:2px;
}
.cat-head h2{ margin:0; flex:1 1 auto; }
.category.glow .cat-head h2{ text-shadow:0 0 22px var(--gold-soft); }

/* current-ring aura */
.category.active > .cat-head{ box-shadow:0 18px 40px -34px var(--gold); }

/* ring index chips */
.ring-index{ display:flex; flex-wrap:wrap; gap:7px; margin:14px 0 26px; }
.chip{
  font-size:.78rem; color:var(--gold); border:1px solid var(--gold-faint);
  padding:4px 11px; border-radius:30px; max-width:280px; overflow:hidden;
  text-overflow:ellipsis; white-space:nowrap; transition:background .2s,color .2s;
}
.chip:hover{ background:var(--gold); color:var(--black); }

.entry{ margin:0 0 26px; scroll-margin-top:80px; }
.entry-head{ color:var(--white); display:flex; align-items:baseline; gap:.4em; }
.entry-head .num{ font-size:.6em; min-width:auto; }
.entry-head .anchor{ opacity:0; color:var(--gold); border:0; font-size:.8em; transition:opacity .2s; }
.entry:hover .entry-head .anchor{ opacity:.7; }

/* wildcards */
.wildcard{
  position:relative; color:var(--gold); cursor:help; font-size:1.05rem;
  filter:drop-shadow(0 0 6px var(--gold-faint));
}
.wildcard:hover,.wildcard:focus{ color:var(--gold-bright); outline:none; }
.wildcard::after{
  content:attr(data-aside); position:absolute; left:50%; top:140%;
  transform:translateX(-50%) translateY(6px); width:max-content; max-width:280px;
  background:var(--black); border:1px solid var(--gold-mid); color:var(--white-dim);
  padding:10px 14px; font-size:.84rem; font-style:italic; line-height:1.5;
  border-radius:2px; opacity:0; pointer-events:none; transition:opacity .25s, transform .25s;
  z-index:50; box-shadow:0 14px 40px rgba(0,0,0,.7);
}
.wildcard:hover::after,.wildcard:focus::after{ opacity:1; transform:translateX(-50%) translateY(0); }

.see-also{ color:var(--gold); font-size:.92rem; margin-top:18px; opacity:.85; }
.see-also em{ color:var(--gold); }

.living-update{
  text-align:center; color:var(--gold); font-style:italic; max-width:54ch;
  margin:60px auto 30px; font-size:1.02rem;
}
.bottom-return{
  display:block; text-align:center; color:var(--white); font-style:italic;
  border:0; border-top:1px solid var(--gold-faint); padding-top:24px; margin-top:10px;
}
.bottom-return:hover{ color:var(--gold); }

/* back-to-top zero */
.to-top{
  position:fixed; right:24px; bottom:24px; z-index:140;
  width:46px; height:46px; border-radius:50%; border:1px solid var(--gold);
  background:var(--black); color:var(--gold); font-family:var(--display);
  font-size:1.3rem; cursor:pointer; opacity:0; transform:translateY(12px);
  transition:opacity .4s ease, transform .4s ease, box-shadow .3s ease;
  pointer-events:none;
}
.to-top.show{ opacity:1; transform:translateY(0); pointer-events:auto; }
.to-top:hover{ box-shadow:0 0 22px var(--gold-soft); color:var(--gold-bright); }
.to-top.pulse{ animation:zero-pulse .8s ease; }
@keyframes zero-pulse{ 0%{box-shadow:0 0 0 0 var(--gold-soft);} 100%{box-shadow:0 0 0 26px transparent;} }

/* =====================================================================
   META MODE
   ===================================================================== */
.meta-pixel{
  display:inline-block; width:6px; height:6px; margin-left:10px; vertical-align:middle;
  background:var(--gold-faint); border-radius:1px; cursor:pointer;
}
.meta-pixel:hover{ background:var(--gold); }
body.meta-on .meta-pixel{ background:var(--gold-bright); box-shadow:0 0 8px var(--gold); }
.meta-banner{
  display:none; position:fixed; top:0; left:0; right:0; z-index:135;
  text-align:center; font-size:.8rem; letter-spacing:.1em; color:var(--gold);
  background:var(--black); border-bottom:1px solid var(--gold-mid); padding:7px;
}
body.meta-on .meta-banner{ display:block; }
body.meta-on .see-also{ opacity:1; }
body.meta-on .see-also::before{
  content:"meta \00b7 "; color:var(--gold-bright); text-transform:uppercase;
  letter-spacing:.2em; font-size:.8em;
}
body.meta-on .wildcard::after{ opacity:1; pointer-events:auto;
  position:static; display:inline-block; transform:none; margin-left:8px; }

/* =====================================================================
   The Fibonacci spiral easter egg
   ===================================================================== */
.spiral-flash{
  position:fixed; inset:0; z-index:9998; display:grid; place-items:center;
  background:var(--gold); opacity:0; pointer-events:none; transition:opacity .5s ease;
}
.spiral-flash span{
  color:var(--black); font-family:var(--display); font-size:clamp(1.4rem,4vw,2.6rem);
  font-style:italic; text-align:center; padding:0 20px;
}
body.spiral .spiral-flash{ opacity:1; }

/* =====================================================================
   FOOTER — the library's seal
   ===================================================================== */
.seal{
  position:relative; z-index:1; text-align:center; padding:40px 20px 60px;
  border-top:1px solid var(--gold-faint); margin-top:60px;
}
.seal p{ color:var(--white-faint); font-size:.82rem; letter-spacing:.04em; margin:0; }

/* =====================================================================
   POEM PAGE — Unary Silence
   ===================================================================== */
body[data-page="poem"]{ background:var(--black); }
.home-glyph{
  position:fixed; top:26px; left:50%; transform:translateX(-50%); z-index:50;
  width:40px; height:40px; display:grid; place-items:center; border-radius:50%;
  border:1px solid var(--gold); color:var(--gold); font-family:var(--display);
  font-size:1.2rem; transition:box-shadow .3s, color .3s;
}
.home-glyph:hover{ box-shadow:0 0 22px var(--gold-soft); color:var(--gold-bright); }
.poem{ max-width:680px; margin:0 auto; min-height:100vh;
  display:flex; flex-direction:column; justify-content:center;
  text-align:center; padding:140px 24px 120px; }
.poem-title{
  font-family:var(--display); color:var(--white); font-weight:600;
  font-size:clamp(1.8rem,5vw,2.8rem); margin:0 0 1.6em; font-style:italic;
}
.poem-body{ display:flex; flex-direction:column; }
.poem-line{
  display:block; color:var(--white); font-size:clamp(1.05rem,2.6vw,1.35rem);
  line-height:1.9; opacity:0; transform:translateY(14px);
  transition:opacity 1.1s ease, transform 1.1s ease;
}
.poem-line.in{ opacity:.9; transform:translateY(0); }
.stanza-break{ display:block; height:1.4em; }

/* =====================================================================
   404 — The Divergent Void
   ===================================================================== */
.void{ min-height:100vh; display:flex; flex-direction:column; align-items:center;
  justify-content:center; text-align:center; gap:34px; padding:40px; }
.void-line{ color:var(--white); font-style:italic; font-size:clamp(1.1rem,3vw,1.5rem);
  max-width:30ch; }
.void-zero{
  width:64px; height:64px; display:grid; place-items:center; border-radius:50%;
  border:1px solid var(--gold); color:var(--gold); font-family:var(--display);
  font-size:1.8rem; box-shadow:0 0 24px var(--gold-faint);
}
.void-zero:hover{ box-shadow:0 0 34px var(--gold-soft); color:var(--gold-bright); }

/* =====================================================================
   Responsive
   ===================================================================== */
@media (max-width:760px){
  body{ font-size:17px; }
  .binary-arch{ grid-template-columns:1fr; }
  .bin-divider{ left:8%; right:8%; top:50%; bottom:auto; width:auto; height:1px;
    background:linear-gradient(90deg,var(--gold-bright),var(--gold-mid),var(--gold-bright)); }
  .col-right{ border-top:1px solid var(--gold-mid); }
  .honeycomb{ grid-template-columns:repeat(auto-fill,minmax(140px,1fr)); }
  .page{ padding-top:96px; }
}
/* =====================================================================
   THE TEMPLE — gold SVG light
   ===================================================================== */
.svg-rays,.svg-ball,.svg-divider,.svg-arch{ display:block; color:var(--gold); }
.svg-divider{ width:min(360px,70%); height:auto; margin:26px auto; opacity:.8; }
.seal .svg-divider{ margin:0 auto 22px; }
.temple-arch{ display:flex; justify-content:center; margin:-30px 0 -6px; }
.temple-arch .svg-arch{ width:min(320px,70%); height:auto;
  filter:drop-shadow(0 0 14px var(--gold-faint)); }
.temple-rays{
  position:absolute; top:120px; left:50%; transform:translateX(-50%);
  width:min(760px,120vw); z-index:0; pointer-events:none; opacity:.55;
}
.temple-rays .svg-rays{ width:100%; height:auto; animation:rays-turn 140s linear infinite; }
.temple-rays .ray-spokes{ transform-origin:300px 300px; animation:rays-shimmer 6s ease-in-out infinite; }
@keyframes rays-turn{ to{ transform:rotate(360deg); } }
@keyframes rays-shimmer{ 0%,100%{opacity:.30;} 50%{opacity:.55;} }

/* =====================================================================
   THE CRYSTAL BALL — the pseudoscience, central, seemingly inert
   ===================================================================== */
.model{ text-align:center; }
.model .page-title{ text-align:center; }
.model .page-title::after{ margin-left:auto; margin-right:auto; }
.oracle-tagline{
  color:var(--white-faint); font-style:italic; max-width:54ch;
  margin:10px auto 0; font-size:1.05rem;
}
.orb-stage{
  position:relative; z-index:1; display:flex; flex-direction:column;
  align-items:center; gap:26px; margin:20px auto 46px;
}
.crystal-ball{
  position:relative; width:min(320px,72vw); cursor:pointer; outline:none;
  filter:drop-shadow(0 18px 50px rgba(212,175,55,.18));
}
.crystal-ball .svg-ball{ width:100%; height:auto; }
.crystal-ball .orb-core{ transform-origin:120px 120px; animation:orb-breathe 7s ease-in-out infinite; }
.crystal-ball .orb-shine{ animation:orb-shine 7s ease-in-out infinite; }
@keyframes orb-breathe{ 0%,100%{ opacity:.5; transform:scale(.9);} 50%{ opacity:1; transform:scale(1.05);} }
@keyframes orb-shine{ 0%,100%{ opacity:.18;} 50%{ opacity:.30;} }
.crystal-ball:hover,.crystal-ball:focus-visible{ filter:drop-shadow(0 18px 60px var(--gold-soft)); }
.crystal-ball:hover .orb-glass,.crystal-ball.awake .orb-glass{ stroke:var(--gold-bright); }
.crystal-ball.awake{ filter:drop-shadow(0 18px 70px var(--gold-soft)); }
.orb-caption{
  position:absolute; left:0; right:0; bottom:26px; text-align:center;
  font-size:.74rem; letter-spacing:.24em; text-transform:uppercase;
  color:var(--gold); opacity:.7; pointer-events:none;
}
.crystal-ball.awake .orb-caption{ opacity:0; }

.orb-choices{ display:flex; gap:16px; flex-wrap:wrap; justify-content:center; }
.choice{
  display:flex; flex-direction:column; gap:3px; align-items:center;
  background:transparent; border:1px solid var(--gold-mid); color:var(--white);
  padding:14px 26px; border-radius:2px; cursor:pointer; min-width:200px;
  font-family:var(--display); transition:background .25s,border-color .25s,box-shadow .25s;
}
.choice b{ font-size:1.1rem; letter-spacing:.02em; }
.choice small{ color:var(--white-faint); font-size:.78rem; font-family:var(--serif); font-style:italic; }
.choice:hover{ border-color:var(--gold); background:var(--gold-faint); box-shadow:0 0 24px rgba(212,175,55,.12); }
.choice.on{ border-color:var(--gold-bright); background:var(--gold-faint); }

/* ask panel + reveal */
.copy-panel[hidden],.model-reveal[hidden]{ display:none; }
.copy-panel{ text-align:left; max-width:760px; margin-left:auto; margin-right:auto; }
.charge-peek{ margin-top:10px; }
.charge-peek summary{ cursor:pointer; color:var(--gold); font-size:.82rem;
  letter-spacing:.08em; text-transform:uppercase; }
.charge-peek summary::-webkit-details-marker{ color:var(--gold); }
.copy-prompt{ margin-top:10px; }
.model-reveal{ text-align:left; animation:reveal-fade .9s ease both; }
@keyframes reveal-fade{ from{ opacity:0; transform:translateY(14px);} to{ opacity:1; transform:none;} }

/* =====================================================================
   THE TOPOLOGY — navigable like the codex; >10 veiled by default
   ===================================================================== */
.topology{ margin-top:30px; }
.topo-note{ color:var(--white-faint); font-style:italic; max-width:62ch; }
.constellation{
  display:flex; flex-wrap:wrap; gap:10px; justify-content:center;
  margin:24px auto 34px; max-width:760px;
}
.star{
  width:52px; height:52px; display:grid; place-items:center; border-radius:50%;
  border:1px solid var(--gold-mid); color:var(--gold); font-family:var(--display);
  position:relative; transition:background .25s,color .25s,box-shadow .25s,transform .2s;
}
.star .star-n{ font-size:1rem; }
.star:hover{ background:var(--gold); color:var(--black); transform:translateY(-2px);
  box-shadow:0 0 22px var(--gold-soft); }
.star.deep{ border-style:dashed; opacity:.7; }
.star.deep::after{
  content:"·"; position:absolute; top:2px; right:9px; color:var(--gold-bright);
}
.star.lit{ background:var(--gold-faint); border-color:var(--gold-bright); opacity:1;
  box-shadow:0 0 18px var(--gold-faint); }

.topo-block{ border-bottom:1px solid var(--gold-faint); scroll-margin-top:90px; }
.topo-toggle{
  width:100%; text-align:left; background:transparent; border:0; cursor:pointer;
  display:flex; align-items:center; gap:14px; padding:16px 4px; color:var(--white);
  font-family:var(--display);
}
.topo-n{
  flex:0 0 auto; width:42px; height:42px; display:grid; place-items:center;
  border:1px solid var(--gold-mid); border-radius:50%; color:var(--gold); font-size:1rem;
}
.topo-name{ flex:1 1 auto; font-size:1.15rem; }
.topo-mark{ font-size:.66rem; letter-spacing:.18em; text-transform:uppercase;
  color:var(--gold); opacity:.6; }
.topo-toggle:hover .topo-n{ background:var(--gold); color:var(--black); }
.topo-toggle:hover .topo-name{ color:var(--gold-bright); }
.topo-body{ display:none; padding:0 4px 18px; }
.topo-block.open .topo-body{ display:block; animation:reveal-fade .5s ease both; }
.topo-block.open .topo-mark{ opacity:0; }
.topo-sub{ color:var(--gold-bright); }
.topo-block h5.topo-sub{ color:var(--gold); }

/* =====================================================================
   THE ILLUSTRATED PLATE — gilded so no fourth hue survives
   ===================================================================== */
.plate{ margin:24px 0; text-align:center; }
.plate img{
  width:min(360px,80%); height:auto; border-radius:50%;
  border:1px solid var(--gold-mid); padding:6px;
  filter:grayscale(1) sepia(1) saturate(2.2) hue-rotate(5deg) brightness(.92) contrast(1.05);
  box-shadow:0 0 40px rgba(212,175,55,.16);
}
.plate figcaption{ color:var(--white-faint); font-style:italic; font-size:.86rem;
  margin-top:12px; max-width:46ch; margin-left:auto; margin-right:auto; }

/* license + menu sub */
.license-line{ margin:6px 0 0; }
.license-link{ color:var(--white-faint); font-size:.74rem; letter-spacing:.06em;
  border-bottom:1px solid var(--gold-faint); }
.license-link:hover{ color:var(--gold); }
.menu-sub{ color:var(--gold); opacity:.6; font-size:.8em; }

@media (max-width:760px){
  .temple-rays{ top:90px; opacity:.4; }
  .choice{ min-width:160px; }
  .star{ width:46px; height:46px; }
}

/* =====================================================================
   THE GRAMMATICAL TRI-UNITY
   ===================================================================== */
/* Verbs (bold) carry a faint warmth — the energy of the crossing. */
.tu-v{ color:var(--white); font-weight:600; }
/* Adjectives & adverbs (italic) are the sensitive medium. */
.tu-a{ font-style:italic; color:inherit; }

/* The Zero — an extra blank line, the silence after each major answer. */
.entry::after,
.m-section::after,
.topology .topo-body::after,
.foreword::after{
  content:""; display:block; height:1.5em;
}
.copy-prompt{ white-space:pre-line; }

@media (prefers-reduced-motion:reduce){
  *{ animation-duration:.001s !important; transition-duration:.05s !important; }
  html{ scroll-behavior:auto; }
  .temple-rays .svg-rays,.crystal-ball .orb-core{ animation:none !important; }
}