/* ============================================================
   THE SYMMETRO — HOMEPAGE
   Aligned with the Blueprint identity. Enhancement layers are
   progressive: content is fully visible without JavaScript.
   ============================================================ */
:root{
  --bg:#070707;
  --surface:#101010;
  --surface-elevated:#161616;
  --panel:#111;
  --text:#f2eee5;
  --muted:#aaa69d;
  --muted-dim:#6f6c64;
  --line:#2d2b27;
  --line-active:#c7b28a;
  --accent:#b9945f;
  --accent-2:#c6a468;
  --accent-soft:rgba(185,148,95,0.16);
  --max:1060px;
  --ease:cubic-bezier(0.22,0.61,0.36,1);
  --nav-h:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3{font-weight:500;letter-spacing:-.025em;line-height:1.12}
h1{font-size:clamp(3rem,8vw,6.7rem);margin:.2em 0}
.eyebrow{letter-spacing:.34em;font-size:.72rem;font-weight:700;color:var(--muted);margin:0}

a:focus-visible,button:focus-visible{
  outline:2px solid var(--line-active);
  outline-offset:3px;
  border-radius:6px;
}

.skip-link{
  position:absolute;left:12px;top:-60px;
  background:var(--text);color:var(--bg);
  padding:10px 16px;border-radius:999px;
  font-weight:700;text-decoration:none;z-index:1200;
  transition:top .3s var(--ease);
}
.skip-link:focus{top:12px}

/* ---------- Reveal system ---------- */
.js [data-reveal]{
  opacity:0;
  transform:translateY(18px);
  filter:blur(6px);
  transition:opacity .7s var(--ease),transform .7s var(--ease),filter .7s var(--ease);
  transition-delay:var(--reveal-delay,0ms);
  will-change:opacity,transform;
}
.js [data-reveal].is-visible{
  opacity:1;transform:none;filter:none;
}

/* ---------- Navigation ---------- */
.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  transition:background .35s var(--ease),border-color .35s var(--ease),backdrop-filter .35s var(--ease);
  background:transparent;
  border-bottom:1px solid transparent;
}
.site-nav[data-state="scrolled"]{
  background:rgba(7,7,7,.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-nav__inner{
  max-width:var(--max);margin:auto;
  height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 24px;
}
.site-nav__brand{
  display:inline-flex;align-items:center;gap:11px;
  color:var(--text);text-decoration:none;font-weight:600;letter-spacing:-.01em;
}
.site-nav__axis{width:26px;height:26px}
.site-nav__links{display:flex;gap:clamp(16px,3vw,34px)}
.site-nav__links a{
  position:relative;color:var(--muted);text-decoration:none;
  font-size:.92rem;letter-spacing:.02em;padding:6px 2px;
  transition:color .3s var(--ease);
}
.site-nav__links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-2px;height:1px;
  background:var(--accent);transition:right .3s var(--ease);
}
.site-nav__links a:hover{color:var(--text)}
.site-nav__links a:hover::after{right:0}
.site-nav__links a[aria-current="page"]{color:var(--text)}
.site-nav__links a[aria-current="page"]::after{right:0}

.site-nav__toggle{
  display:none;width:42px;height:42px;
  background:transparent;border:1px solid var(--line);border-radius:10px;
  cursor:pointer;align-items:center;justify-content:center;
}
.site-nav__bars,.site-nav__bars::before,.site-nav__bars::after{
  display:block;width:18px;height:1.5px;background:var(--text);
  transition:transform .3s var(--ease),opacity .3s var(--ease);
}
.site-nav__bars{position:relative}
.site-nav__bars::before,.site-nav__bars::after{content:"";position:absolute;left:0}
.site-nav__bars::before{top:-6px}
.site-nav__bars::after{top:6px}
.site-nav__toggle[aria-expanded="true"] .site-nav__bars{background:transparent}
.site-nav__toggle[aria-expanded="true"] .site-nav__bars::before{transform:translateY(6px) rotate(45deg)}
.site-nav__toggle[aria-expanded="true"] .site-nav__bars::after{transform:translateY(-6px) rotate(-45deg)}

.site-nav__menu{
  border-top:1px solid var(--line);
  background:rgba(7,7,7,.96);
  backdrop-filter:blur(10px);
}
.site-nav__menu nav{display:flex;flex-direction:column;padding:8px 24px 18px}
.site-nav__menu a{
  color:var(--text);text-decoration:none;font-size:1.05rem;
  padding:15px 4px;border-bottom:1px solid var(--line);
}
.site-nav__menu a:last-child{border-bottom:0}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:calc(var(--nav-h) + 40px) 24px 90px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero__bg{position:absolute;inset:0;pointer-events:none}
.hero__grid{
  position:absolute;inset:-2px;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 42%,#000 0%,transparent 62%);
  mask-image:radial-gradient(circle at 50% 42%,#000 0%,transparent 62%);
  opacity:.7;
}
.hero__glow{
  position:absolute;left:50%;top:40%;translate:-50% -50%;
  width:min(760px,90vw);height:min(760px,90vw);
  background:radial-gradient(circle,rgba(185,148,95,.10),transparent 60%);
  filter:blur(10px);
}
.hero__inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center}
.hero__axis-wrap{margin-bottom:28px;transition:transform .35s var(--ease)}
.axis{
  width:min(210px,46vw);color:var(--text);display:block;
  transform:translate(var(--axis-x,0),var(--axis-y,0));
  transition:transform .5s var(--ease),filter .5s var(--ease);
}
.hero__axis-wrap:hover .axis{filter:drop-shadow(0 0 22px rgba(199,178,138,.22))}
.lede{font-size:clamp(1.05rem,2vw,1.35rem);color:var(--muted);max-width:650px;margin:.2em 0 0}

.scroll-cue{
  position:absolute;bottom:26px;left:50%;translate:-50% 0;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  text-decoration:none;color:var(--muted-dim);z-index:1;
}
.scroll-cue__line{
  width:1px;height:42px;
  background:linear-gradient(var(--line-active),transparent);
  transform-origin:top;animation:cue 2.4s var(--ease) infinite;
}
.scroll-cue__text{font-size:.6rem;letter-spacing:.28em;text-transform:uppercase}
@keyframes cue{0%,100%{transform:scaleY(.4);opacity:.5}50%{transform:scaleY(1);opacity:1}}

/* ---------- Buttons ---------- */
.button{
  display:inline-flex;align-items:center;gap:9px;
  color:var(--bg);background:var(--text);
  padding:13px 22px;border-radius:999px;
  text-decoration:none;font-weight:700;border:1px solid transparent;
  transition:transform .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
}
.button:hover{transform:translateY(-1px);background:#fffdf6;box-shadow:0 12px 30px rgba(0,0,0,.4)}
.button:active{transform:translateY(0)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:30px}
.button--ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.button--ghost:hover{background:var(--accent-soft);border-color:var(--line-active);box-shadow:none}
.button__arrow{transition:transform .3s var(--ease)}
.button--cta:hover .button__arrow,.button:hover .button__arrow{transform:translateX(4px)}

/* ---------- Layout ---------- */
main{max-width:var(--max);margin:auto;padding:0 24px}

/* ---------- Thesis ---------- */
.thesis{padding:150px 0}
blockquote{
  margin:0;font-family:Georgia,serif;
  font-size:clamp(2rem,5vw,4.3rem);line-height:1.2;text-align:center;
}
.thesis em{font-style:italic;color:var(--accent);position:relative}
.thesis__line{display:inline-block}

/* ---------- Vision & Mission ---------- */
.grid{
  position:relative;
  display:grid;grid-template-columns:1fr 1fr;gap:32px;padding-bottom:130px;
}
.grid__link{
  position:absolute;left:50%;top:34px;bottom:164px;width:1px;translate:-50% 0;
  background:linear-gradient(var(--line),var(--line-active),var(--line));
  transform:scaleY(0);transform-origin:top;transition:transform .9s var(--ease);
}
.grid.is-visible .grid__link{transform:scaleY(1)}
.card{
  position:relative;overflow:hidden;
  padding:38px;border:1px solid var(--line);border-radius:20px;
  background:var(--panel);
  transition:transform .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:var(--line-active);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.card__glow{
  position:absolute;width:340px;height:340px;border-radius:50%;
  left:var(--mx,50%);top:var(--my,50%);translate:-50% -50%;
  background:radial-gradient(circle,var(--accent-soft),transparent 65%);
  opacity:0;transition:opacity .4s var(--ease);pointer-events:none;
}
.card:hover .card__glow{opacity:1}
.number{
  color:var(--accent);font-variant-numeric:tabular-nums;
  font-size:1.1rem;font-weight:700;position:relative;display:inline-block;
  padding-bottom:8px;
}
.number::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--accent);transition:width .7s var(--ease) .2s;
}
.card.is-visible .number::after{width:32px}
.grid h2,.statement h2,.constitution h2{font-size:clamp(2.4rem,6vw,4.8rem);margin:.15em 0 .45em}
.card p:not(.number){color:#d6d2c9}

/* ---------- Misalignment ---------- */
.statement{
  position:relative;
  display:grid;grid-template-columns:minmax(180px,300px) 1fr;gap:48px;align-items:center;
  padding:130px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.statement__visual{position:relative;height:220px}
.align-axis{
  position:absolute;left:50%;width:2px;height:150px;top:35px;
  background:linear-gradient(var(--line-active),var(--muted-dim));
  transition:transform 1s var(--ease),opacity 1s var(--ease);
}
.align-axis--a{transform:translateX(-38px) rotate(-12deg);opacity:.55}
.align-axis--b{transform:translateX(30px) rotate(9deg);opacity:.55}
.statement.is-aligned .align-axis--a{transform:translateX(-6px) rotate(0);opacity:.9}
.statement.is-aligned .align-axis--b{transform:translateX(6px) rotate(0);opacity:.9}
.align-dot{
  position:absolute;left:50%;top:14px;width:26px;height:26px;translate:-50% 0;
  border:2px solid var(--line-active);border-radius:50%;
  transition:box-shadow 1s var(--ease);
}
.statement.is-aligned .align-dot{box-shadow:0 0 0 6px var(--accent-soft)}
.statement__copy p:last-child{font-size:1.25rem;color:var(--muted);max-width:720px}

/* ---------- Principles ---------- */
.principles{
  position:relative;
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:130px 0;
}
.principles__link{
  position:absolute;left:6%;right:6%;top:calc(130px + 40px);height:1px;
  background:linear-gradient(90deg,transparent,var(--line-active),transparent);
  transform:scaleX(0);transform-origin:left;transition:transform 1s var(--ease);
}
.principles.is-visible .principles__link{transform:scaleX(1)}
.principle{
  position:relative;
  padding:34px;border:1px solid var(--line);border-radius:20px;background:var(--panel);
  transition:transform .4s var(--ease),border-color .4s var(--ease),background .4s var(--ease);
}
.principle:hover,.principle:focus-visible{
  transform:translateY(-4px);border-color:var(--line-active);background:var(--surface-elevated);
}
.principle__mark{
  display:block;width:22px;height:22px;margin-bottom:18px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  border-bottom-left-radius:6px;opacity:.7;
  transition:transform .4s var(--ease),opacity .4s var(--ease);
}
.principle:hover .principle__mark,.principle:focus-visible .principle__mark{transform:scale(1.1);opacity:1}
.principles span{font-size:.68rem;letter-spacing:.22em;color:var(--accent);font-weight:800}
.principles h3{font-size:1.5rem;margin:.5em 0 0}

/* ---------- Blueprint CTA ---------- */
.blueprint-cta{
  text-align:center;padding:130px 0;border-top:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;
}
.cta-map{width:min(320px,80vw);margin-bottom:30px}
.cta-map__svg{width:100%;height:auto;display:block}
.cta-map__lines path{fill:none;stroke:var(--line);stroke-width:1.5}
.cta-map__pulse path{
  fill:none;stroke:var(--line-active);stroke-width:1.8;
  stroke-dasharray:40 400;stroke-dashoffset:440;
  animation:pulse 4.4s linear infinite;
}
.cta-map__nodes circle{fill:var(--surface-elevated);stroke:var(--line-active);stroke-width:1.5;transition:fill .4s var(--ease)}
.cta-map__node--core{fill:var(--accent-soft);stroke:var(--accent)}
.blueprint-cta:hover .cta-map__nodes circle{fill:var(--accent-soft)}
@keyframes pulse{to{stroke-dashoffset:0}}
.blueprint-cta h2{font-size:clamp(2.4rem,6vw,4.4rem);margin:.15em 0 .4em}
.blueprint-cta > p{color:var(--muted);max-width:640px;margin:0 auto 8px}
.button--cta{margin-top:26px}

/* ---------- Constitution ---------- */
.constitution{padding:120px 0}
.section-heading{margin-bottom:52px}
.constitution__layout{display:grid;grid-template-columns:230px 1fr;gap:56px;align-items:start}
.toc{
  position:sticky;top:calc(var(--nav-h) + 20px);
  max-height:calc(100vh - var(--nav-h) - 40px);
  overflow-y:auto;overscroll-behavior:contain;padding-right:8px;
  scrollbar-width:thin;scrollbar-color:var(--line) transparent;
}
.toc::-webkit-scrollbar{width:8px}
.toc::-webkit-scrollbar-track{background:transparent}
.toc::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}
.toc::-webkit-scrollbar-thumb:hover{background:var(--line-active)}
.toc__toggle{
  display:none;width:100%;align-items:center;justify-content:space-between;
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  color:var(--text);font:inherit;font-weight:600;padding:13px 16px;cursor:pointer;
}
.toc__chevron{transition:transform .3s var(--ease)}
.toc__toggle[aria-expanded="true"] .toc__chevron{transform:rotate(90deg)}
.toc__nav{display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line);padding-left:2px}
.toc__link{
  color:var(--muted);text-decoration:none;font-size:.86rem;line-height:1.4;
  padding:7px 12px;border-left:2px solid transparent;margin-left:-1px;
  transition:color .3s var(--ease),border-color .3s var(--ease);
}
.toc__link:hover{color:var(--text)}
.toc__link--h3{padding-left:26px;font-size:.8rem}
.toc__link[aria-current="true"]{color:var(--line-active);border-left-color:var(--accent)}

.markdown-body{max-width:760px}
.markdown-body h1{display:none}
.markdown-body h2,.markdown-body h3{scroll-margin-top:calc(var(--nav-h) + 24px);position:relative}
.markdown-body h2{font-size:2.35rem;margin-top:2.4em;padding-top:.8em;border-top:1px solid var(--line)}
.markdown-body h3{font-size:1.35rem;margin-top:1.8em}
.markdown-body p,.markdown-body li{color:#d6d2c9}
.heading-anchor{
  position:absolute;left:-1.1em;top:.15em;opacity:0;text-decoration:none;
  color:var(--accent);font-size:.7em;transition:opacity .25s var(--ease);
}
.markdown-body h2:hover .heading-anchor,
.markdown-body h3:hover .heading-anchor,
.heading-anchor:focus{opacity:1}
.markdown-body blockquote{
  font-family:Georgia,serif;font-size:1.55rem;text-align:left;
  border-left:2px solid var(--accent);padding:6px 0 6px 26px;margin:44px 0;color:var(--text);
}
.markdown-body hr{border:0;border-top:1px solid var(--line);margin:56px 0}
.markdown-body ul,.markdown-body ol{padding-left:1.4rem}

/* ---------- Reading progress ---------- */
.read-progress{
  position:fixed;top:0;left:0;right:0;height:2px;z-index:1100;
  background:transparent;pointer-events:none;opacity:0;transition:opacity .3s var(--ease);
}
.read-progress.is-active{opacity:1}
.read-progress span{display:block;height:100%;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:left}

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed;right:22px;bottom:22px;z-index:1050;
  width:46px;height:46px;border-radius:50%;
  background:var(--surface-elevated);border:1px solid var(--line);color:var(--text);
  cursor:pointer;font-size:1.1rem;
  opacity:0;transform:translateY(10px);pointer-events:none;
  transition:opacity .35s var(--ease),transform .35s var(--ease),border-color .3s var(--ease),background .3s var(--ease);
}
.back-to-top.is-visible{opacity:1;transform:none;pointer-events:auto}
.back-to-top:hover{border-color:var(--line-active);background:var(--accent-soft)}

/* ---------- Footer ---------- */
.site-footer{text-align:center;padding:100px 24px;color:var(--muted);position:relative}
.site-footer__divider{
  width:0;height:1px;margin:0 auto 46px;max-width:var(--max);
  background:linear-gradient(90deg,transparent,var(--line-active),transparent);
  transition:width 1s var(--ease);
}
.site-footer.is-visible .site-footer__divider{width:100%}
.footer-axis{width:64px;margin-bottom:18px}
.site-footer span{color:var(--text)}
.site-footer__nav{display:flex;gap:24px;justify-content:center;margin-top:26px}
.site-footer__nav a{
  color:var(--muted);text-decoration:none;font-size:.86rem;letter-spacing:.02em;
  transition:color .3s var(--ease);
}
.site-footer__nav a:hover{color:var(--text)}

/* ---------- Page transition ---------- */
.page-transition{
  position:fixed;inset:0;z-index:1500;background:var(--bg);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);
}
.page-transition.is-active{opacity:1}

/* ---------- Constitution page ---------- */
.doc-main{max-width:var(--max);margin:auto;padding:0 24px}
.doc-main .constitution{padding:0 0 40px}
.doc-header{
  position:relative;text-align:center;overflow:hidden;
  padding:calc(var(--nav-h) + 60px) 24px 60px;
  border-bottom:1px solid var(--line);margin-bottom:64px;
}
.doc-header__bg{position:absolute;inset:0;pointer-events:none}
.doc-header__bg .hero__grid{opacity:.5}
.doc-header__inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center}
.doc-header__axis{width:74px;margin-bottom:22px}
.doc-header h1{font-size:clamp(2.6rem,7vw,5rem);margin:.1em 0 .2em}
.doc-header .lede{color:var(--muted)}

.doc-intro{
  max-width:760px;margin:0 0 8px;
}
.doc-intro blockquote{
  font-family:Georgia,serif;font-size:1.5rem;text-align:left;
  border-left:2px solid var(--accent);padding:6px 0 6px 26px;margin:26px 0;color:var(--text);
}
.doc-intro hr{border:0;border-top:1px solid var(--line);margin:34px 0}

.js .doc-section{
  opacity:0;transform:translateY(16px);
  transition:opacity .7s var(--ease),transform .7s var(--ease);
  transition-delay:60ms;will-change:opacity,transform;
}
.js .doc-section.is-visible{opacity:1;transform:none}
.doc-section{scroll-margin-top:calc(var(--nav-h) + 24px)}
.doc-section + .doc-section{margin-top:8px}

.edition-cta__axis{width:60px;margin-bottom:20px}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .constitution__layout{grid-template-columns:1fr;gap:20px}
  .toc{position:static;max-height:none;overflow:visible;padding-right:0}
  .toc__toggle{display:flex}
  .toc__nav{display:none;margin-top:12px}
  .toc.is-open .toc__nav{display:flex}
}
@media(max-width:760px){
  .site-nav__links{display:none}
  .site-nav__toggle{display:inline-flex}
  .grid,.principles{grid-template-columns:1fr}
  .grid__link,.principles__link{display:none}
  .statement{grid-template-columns:1fr;gap:24px;text-align:center}
  .statement__visual{height:170px;order:-1}
  .thesis{padding:100px 0}
  .hero{min-height:92vh}
}
@media(max-width:520px){
  .site-nav__brand span{font-size:.95rem}
  .card,.principle{padding:26px}
}

/* ---------- Reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .js [data-reveal]{opacity:1;transform:none;filter:none}
  .scroll-cue__line{animation:none}
  .cta-map__pulse path{animation:none;stroke-dashoffset:0;stroke-dasharray:none;opacity:.5}
}