:root {
  color-scheme: light;
  --paper: #f9f8f4;
  --menu-paper: #f2efe7;
  --menu-copper: #c59070;
  --ink: #161615;
  --copper: #a65935;
  --coal: #0e0e0d;
  --veil: rgba(10, 10, 10, .995);
  --edge: clamp(24px, 4.15vw, 73px);
  --round-size: clamp(46px, 4.1vw, 58px);
  --menu-origin: calc(var(--edge) + 25px);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; }
html { background: var(--paper); scroll-behavior: smooth; }
body { margin: 0; min-height: 100%; color: var(--ink); background: var(--paper); font-family: Arial, Helvetica, sans-serif; -webkit-font-smoothing: antialiased; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--copper); outline-offset: 5px; }
::selection { background: var(--copper); color: white; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

.hero { position: relative; width: 100%; height: 100svh; min-height: 610px; overflow: hidden; isolation: isolate; display: grid; place-items: center; background: var(--paper); }
.hero::after { content: ""; position: absolute; inset: 0; background: url("assets/grain-tile.png") repeat; opacity: .22; pointer-events: none; z-index: -1; }

.brand { display: flex; flex-direction: column; justify-content: center; align-items: center; width: min(89vw, 1170px); transform: translateY(-2.9vh); user-select: none; }
.brand__mark, .brand__static { display: block; width: 100%; height: auto; }
.brand__mark { overflow: visible; }
.brand__static { display: none; }
.is-complete .brand__mark { display: none; }
.is-complete .brand__static { display: block; }
.brush__finish { opacity: 0; }
.trace { stroke-dasharray: var(--path-length, 3000); stroke-dashoffset: var(--path-length, 3000); transition-property: stroke-dashoffset; transition-timing-function: cubic-bezier(.34,.04,.14,1); }
.trace--s { transition-duration: 1650ms; transition-delay: 260ms; }
.trace--two { transition-duration: 1100ms; transition-delay: 1130ms; }
.trace--l { transition-duration: 1450ms; transition-delay: 1750ms; }
.is-playing .trace, .is-complete .trace { stroke-dashoffset: 0; }
.brush--s .brush__finish { transition: opacity 450ms ease 1800ms; }
.brush--two .brush__finish { transition: opacity 350ms ease 2270ms; }
.brush--l .brush__finish { transition: opacity 450ms ease 3080ms; }
.is-playing .brush__finish, .is-complete .brush__finish { opacity: 1; }
.brand__word { text-align: center; padding-left: .73em; margin-top: clamp(-20px, -1.25vw, -8px); font-family: "Arial Narrow", "Helvetica Neue", Arial, sans-serif; font-size: clamp(16px, 2.55vw, 35px); font-weight: 300; letter-spacing: clamp(8px, 2.5vw, 32px); line-height: 1.8; white-space: nowrap; opacity: 0; transform: translateY(15px); transition: opacity 1000ms ease 3010ms, transform 1050ms var(--ease) 3010ms; }
.is-playing .brand__word, .is-complete .brand__word { opacity: 1; transform: translateY(0); }
.tagline { position: absolute; left: 50%; bottom: clamp(41px, 7.2vh, 82px); width: max-content; max-width: 80vw; margin: 0; transform: translate(-50%, 12px); text-align: center; color: var(--copper); font-size: clamp(10px, 1.02vw, 13px); font-weight: 500; letter-spacing: clamp(5px, .86vw, 11px); line-height: 2; opacity: 0; transition: opacity 1.05s ease 3370ms, transform 1.05s var(--ease) 3370ms; }
.tagline__period { margin-left: 1px; }
.is-playing .tagline, .is-complete .tagline { opacity: 1; transform: translate(-50%, 0); }
.replay { position: absolute; bottom: var(--edge); left: var(--edge); display: inline-flex; align-items: center; gap: 8px; border: 0; padding: 8px 0; color: var(--ink); background: transparent; cursor: pointer; font-size: 9px; line-height: 1; letter-spacing: .2em; opacity: 0; transition: opacity .65s ease 3700ms; }
.is-playing .replay, .is-complete .replay { opacity: .43; }
.replay:hover { opacity: .95; }
.hero__index { position: absolute; bottom: calc(var(--edge) + 8px); right: var(--edge); font-size: 9px; letter-spacing: .2em; opacity: 0; transition: opacity .65s ease 3700ms; }
.is-playing .hero__index, .is-complete .hero__index { opacity: .42; }

.menu-chrome { position: fixed; top: max(var(--edge), env(safe-area-inset-top)); right: max(var(--edge), env(safe-area-inset-right)); z-index: 30; display: flex; align-items: center; gap: 19px; }
.menu-chrome__label { font-size: 10px; font-weight: 600; letter-spacing: .26em; transition: color 280ms ease; }
.menu-toggle { width: var(--round-size); height: var(--round-size); border: 1px solid rgba(20,20,20,.8); background: transparent; border-radius: 50%; position: relative; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; color: var(--ink); transition: background 350ms ease, border-color 350ms ease, transform 350ms var(--ease); }
.menu-toggle:hover { transform: scale(1.065); background: var(--ink); }
.menu-toggle__line { position: absolute; width: 17px; height: 1px; background: currentColor; transition: top 350ms var(--ease), transform 350ms var(--ease), background 350ms ease; }
.menu-toggle__line--top { transform: translateY(-3px); }
.menu-toggle__line--bottom { transform: translateY(3px); }
.menu-toggle:hover .menu-toggle__line { background: var(--paper); }
.menu-open .menu-chrome__label { color: rgba(249,248,245,.78); }
.menu-open .menu-toggle { border-color: rgba(249,248,245,.72); color: var(--menu-paper); }
.menu-open .menu-toggle:hover { background: #2e2c28; }
.menu-open .menu-toggle__line--top { transform: translateY(0) rotate(45deg); }
.menu-open .menu-toggle__line--bottom { transform: translateY(0) rotate(-45deg); }

/* V5 PERFORMANCE: no viewport clip-path, live blur, inversion, or procedural noise.
   The circular opening is a solid transform-only element, rather than
   repainting/clipping the entire menu on each animation frame. */
.nav-overlay {
  --paper: var(--menu-paper);
  --copper: var(--menu-copper);
  position: fixed;
  inset: 0;
  z-index: 20;
  /* Mobile safe areas: retain approved spacing when insets are zero. */
  padding: 0 max(var(--edge), env(safe-area-inset-right)) 0 max(var(--edge), env(safe-area-inset-left));
  display: flex;
  flex-direction: column;
  background: transparent;
  color: var(--paper);
  visibility: hidden;
  pointer-events: none;
  transition: visibility 700ms;
  overflow: hidden;
  isolation: isolate;
}
.menu-open .nav-overlay {
  visibility: visible;
  pointer-events: auto;
}
.nav-overlay__reveal {
  position: absolute;
  z-index: -1;
  width: max(100vw, 100vh);
  height: max(100vw, 100vh);
  top: max(var(--menu-origin), calc(env(safe-area-inset-top) + 25px));
  left: calc(100% - max(var(--menu-origin), calc(env(safe-area-inset-right) + 25px)));
  border-radius: 50%;
  background: #0a0a0a;
  pointer-events: none;
  transform: translate3d(-50%, -50%, 0) scale(.001);
  transition: transform 700ms cubic-bezier(.65, 0, .12, 1);
}
.menu-open .nav-overlay__reveal {
  transform: translate3d(-50%, -50%, 0) scale(3);
}
.nav-overlay::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: url("assets/logo-ghost-preblur.png") no-repeat center calc(50% - 2.9vh) / min(89vw, 1170px) auto;
  opacity: 0;
  transition: opacity 180ms ease;
}
.menu-open .nav-overlay::before {
  opacity: .48;
  transition: opacity 220ms ease 440ms;
}
.nav-overlay__grain {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: url("assets/grain-tile.png") repeat;
  opacity: 0;
  transition: opacity 180ms ease;
}
.menu-open .nav-overlay__grain {
  opacity: .65;
  transition: opacity 200ms ease 440ms;
}
/* No decorative circles: only the original blurred inverted mark remains. */
.nav-overlay__top { position: relative; margin-top: calc(max(var(--edge), env(safe-area-inset-top)) + 19px); font-size: 11px; letter-spacing: .32em; opacity: .9; }
.nav-overlay__top-divider { margin: 0 12px; color: var(--copper); }
.nav-overlay__body { position: relative; display: flex; flex: 1; flex-direction: column; justify-content: center; width: min(100%, 950px); padding: clamp(25px, 4vh, 60px) 0 20px; }
.nav-overlay__eyebrow { margin-bottom: 20px; color: #ac9b8e; font-size: 11px; letter-spacing: .28em; opacity: 0; transform: translateY(18px); transition: opacity 450ms ease, transform 550ms var(--ease); }
.menu-open .nav-overlay__eyebrow { opacity: 1; transform: translateY(0); transition-delay: 400ms; }
.nav-links { display: block; }
.nav-link { display: grid; grid-template-columns: 42px minmax(0,1fr) 35px; align-items: baseline; column-gap: clamp(10px, 3vw, 55px); width: 100%; color: var(--paper); border-bottom: 1px solid rgba(240,236,226,.21); text-decoration: none; padding: clamp(10px, 1.5vh, 19px) 5px; opacity: 0; transform: translateY(25px); transition: color 220ms ease, opacity 550ms ease, transform 550ms var(--ease); }
.menu-open .nav-link { opacity: 1; transform: translateY(0); }
.menu-open .nav-link:nth-child(1) { transition-delay: 475ms; }
.menu-open .nav-link:nth-child(2) { transition-delay: 520ms; }
.menu-open .nav-link:nth-child(3) { transition-delay: 565ms; }
.menu-open .nav-link:nth-child(4) { transition-delay: 610ms; }
.nav-link__number { color: var(--copper); font-family: Arial, sans-serif; font-size: 11px; letter-spacing: .14em; }
.nav-link__label { font-family: "Iowan Old Style", "Baskerville", "Palatino Linotype", Georgia, serif; font-size: clamp(35px, 5.9vw, 84px); font-weight: 400; letter-spacing: -.05em; line-height: 1; }
.nav-link__arrow { justify-self: end; font-size: clamp(19px, 2.5vw, 33px); font-weight: 200; transition: transform 400ms var(--ease); }
.nav-link:hover { color: #cf9679; }
.nav-link:hover .nav-link__arrow { transform: translate(5px,-5px); }
.nav-overlay__bottom { display: flex; align-items: center; justify-content: space-between; gap: 30px; position: relative; padding: 24px 0 max(25px, var(--edge), env(safe-area-inset-bottom)); color: #bd8c73; font-size: 10px; letter-spacing: .22em; }
.nav-overlay__bottom-right { color: #85817b; }

@media (max-width: 720px) {
  :root { --edge: 24px; --round-size: 48px; }
  .hero { min-height: 480px; }
  .brand { width: 97vw; transform: translateY(-1.5vh); }
  .brand__word { font-size: clamp(10px, 2.8vw, 18px); letter-spacing: clamp(5px, 2.2vw, 10px); margin-top: -9px; }
  .tagline { bottom: 15%; width: 90vw; font-size: 9px; letter-spacing: clamp(3px, 1vw, 7px); }
  .hero__index { display: none; }
  .replay { bottom: var(--edge); }
  :root { --veil: rgba(10,10,10,.995); }
  .nav-overlay::before { background-size: 97vw auto; background-position: center calc(50% - 1.5vh); opacity: .42; }
  .menu-chrome__label { display: none; }
  .nav-overlay__top { margin-top: calc(max(var(--edge), env(safe-area-inset-top)) + 18px); font-size: 9px; }
  .nav-overlay__body { padding-bottom: 0; }
  .nav-overlay__eyebrow { font-size: 9px; margin-bottom: 15px; }
  .nav-link { grid-template-columns: 24px 1fr 20px; gap: 10px; }
  .nav-link__number { font-size: 9px; }
  .nav-link__label { font-size: clamp(38px, 10.1vw, 64px); }
  .nav-overlay__bottom { font-size: 9px; }
  .nav-overlay__bottom-right { display: none; }
}
@media (max-height: 660px) and (min-width: 721px) {
  .hero { min-height: 520px; }
  .brand { width: min(77vw, 800px); }
  .tagline { bottom: 36px; }
  .nav-link { padding: 9px 5px; }
  .nav-link__label { font-size: clamp(36px, 5vw, 66px); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; transition-delay: 0ms !important; }
  .nav-overlay { transition-duration: .01ms !important; }
  .nav-overlay__reveal { transition-duration: .01ms !important; }
}

/* The intro replay is intentionally HIDDEN on the public demo/production layout.
   Open index.html?preview=1 for the developer's animation-replay control. */
[hidden] { display: none !important; }
/* Keep the return-to-start instantaneous when the preview replay button is pressed. */
.hero-restarting .trace, .hero-restarting .brush__finish, .hero-restarting .brand__word, .hero-restarting .tagline, .hero-restarting .replay, .hero-restarting .hero__index { transition: none !important; }

/* V6 — stable navigation geometry. The hamburger is anchored to the
   pill's RIGHT edge, independent of the growing language label. */
:root { --language-width: 62px; }
.menu-control {
  position: relative;
  display: block;
  height: var(--round-size);
  width: var(--round-size);
  border: 1px solid rgba(20,20,20,.8);
  border-radius: 999px;
  overflow: hidden;
  flex-shrink: 0;
  transition: width 260ms var(--ease), border-color 260ms ease;
}
.menu-toggle {
  position: absolute;
  inset-inline-end: 0;
  top: 0;
  width: calc(var(--round-size) - 2px);
  height: calc(var(--round-size) - 2px);
  border: 0;
  border-radius: 50%;
  transform: none;
}
/* No scale on hover: the hamburger and both lines remain pixel-stable. */
.menu-toggle:hover { transform: none; background: transparent; }
.menu-toggle:hover .menu-toggle__line { background: var(--ink); }
.language-peek {
  position: absolute;
  top: 0;
  right: calc(var(--round-size) - 2px);
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--language-width);
  height: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(8px);
  white-space: nowrap;
  transition: transform 260ms var(--ease), opacity 165ms ease, color 250ms ease, visibility 0s linear 260ms;
}
.language-peek__code { transform: translateX(2px); }
.language-peek:hover { color: var(--copper); }
/* JS sets is-peeking only on a genuine pointer entrance or keyboard focus,
   not on lingering :focus-within from a previous click. */
@media (hover: hover) and (pointer: fine) {
  .menu-control.is-peeking { width: calc(var(--round-size) + var(--language-width)); }
  .menu-control.is-peeking .language-peek {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(0);
    transition: transform 260ms var(--ease), opacity 165ms ease 65ms, color 250ms ease, visibility 0s;
  }
}
/* The open menu always has one compact close control. */
.menu-open .menu-control,
.menu-open .menu-control.is-peeking {
  width: var(--round-size);
  border-color: rgba(249,248,245,.72);
}
.menu-open .language-peek,
.menu-open .menu-control.is-peeking .language-peek {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(8px);
}
.menu-open .menu-toggle { color: var(--menu-paper); }
.menu-open .menu-toggle:hover { background: transparent; }
.menu-open .menu-toggle:hover .menu-toggle__line { background: var(--menu-paper); }

/* Inside the cinematic navigation, visible at all screen sizes. */
.nav-language {
  display: flex;
  align-items: center;
  gap: 17px;
  color: #85817b;
  white-space: nowrap;
}
.nav-language__caption { font-size: 9px; letter-spacing: .2em; }
.nav-language__options { display: flex; gap: 12px; align-items: center; }
.nav-language__choice {
  appearance: none;
  border: 0;
  background: transparent;
  color: #928c86;
  padding: 7px 1px;
  font-size: 11px;
  letter-spacing: .12em;
  cursor: pointer;
  transition: color 180ms ease;
}
.nav-language__choice[aria-pressed="true"] { color: var(--paper); }
.nav-language__choice:hover { color: #cf9679; }
.nav-language__separator { color: #5a5552; font-size: 11px; }

@media (hover: none), (pointer: coarse) {
  .language-peek { display: none; }
  .menu-control { width: var(--round-size); }
}
@media (max-width: 720px) {
  .nav-overlay__bottom { gap: 12px; }
  .nav-overlay__signature { font-size: 8px; letter-spacing: .13em; }
  .nav-language { gap: 7px; }
  .nav-language__caption { display: none; }
  .nav-language__options { gap: 10px; }
}
@media (max-width: 365px) {
  .nav-overlay__signature { letter-spacing: .06em; }
}

/* Short landscape viewports: retain the same menu and reveal, fit its footer. */
@media(max-height:540px){
  .hero{min-height:100svh;}
  .brand{width:min(77vw,calc(100svh * 1.7));}
  .tagline{bottom:18px;}
  .nav-overlay__top{margin-top:max(24px, env(safe-area-inset-top));}
  .nav-overlay__body{padding:12px 0 6px;}
  .nav-overlay__eyebrow{margin-bottom:8px;}
  .nav-link{padding:6px 5px;}
  .nav-link__label{font-size:clamp(28px,8vh,36px);}
  .nav-overlay__bottom{padding:8px 0 max(12px,env(safe-area-inset-bottom));}
}