/* Corprorate — The Reckoning
   Typographic, chapter-based journey. Dark, precise, calm. */

:root {
  --void: #070809;
  --ink: #0d0f12;
  --panel: #12151a;
  --line: rgba(230, 226, 216, 0.12);
  --line-strong: rgba(230, 226, 216, 0.25);
  --platinum: #e6e2d8;
  --platinum-dim: rgba(230, 226, 216, 0.55);
  --platinum-faint: rgba(230, 226, 216, 0.32);
  --gold: #c4a574;
  --gold-bright: #d8bd8e;
  --rent: #b86a6a;
  --rent-dim: rgba(184, 106, 106, 0.55);
  --serif: "Instrument Serif", Georgia, serif;
  --sans: "Plus Jakarta Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ch-time: 0.9s;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background:
    radial-gradient(120% 90% at 50% -10%, #101318 0%, var(--void) 55%),
    var(--void);
  color: var(--platinum);
  font-family: var(--sans);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 300;
  padding: 0.6rem 1rem;
  background: var(--gold);
  color: var(--void);
  font-family: var(--mono);
  font-size: 0.8rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ——— Masthead ——— */
.mast {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.25rem clamp(1.25rem, 4vw, 3rem);
}
.brand {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--platinum);
  text-decoration: none;
}
.brand em {
  font-style: normal;
  color: var(--gold);
}
.mast-nav {
  display: flex;
  gap: 1.75rem;
}
.mast-nav a {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--platinum-dim);
  text-decoration: none;
  transition: color 0.3s var(--ease);
}
.mast-nav a:hover, .mast-nav a:focus-visible { color: var(--platinum); }

/* Ownership meter — the persistent "score" */
.own-meter {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  transition: opacity 0.8s var(--ease);
}
.own-meter.is-live { opacity: 1; }
.own-meter__label {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--platinum-faint);
  white-space: nowrap;
}
.own-meter__track {
  width: clamp(80px, 14vw, 170px);
  height: 3px;
  border-radius: 2px;
  background: var(--rent-dim);
  overflow: hidden;
  display: block;
}
.own-meter__fill {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--gold), var(--gold-bright));
  transition: width 1.2s var(--ease);
}

/* ——— Chapter rail ——— */
.rail {
  position: fixed;
  right: clamp(0.9rem, 2.5vw, 2rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.rail button {
  width: 8px;
  height: 8px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: transparent;
  cursor: pointer;
  transition: background 0.4s var(--ease), transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.rail button.is-here {
  background: var(--gold);
  border-color: var(--gold);
  transform: scale(1.35);
}
.rail button.is-past { background: var(--line-strong); }

/* ——— Chapters ——— */
.journey {
  position: relative;
  height: 100dvh;
}
.chapter {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: clamp(4.5rem, 10vh, 7rem) clamp(1.25rem, 5vw, 3rem);
  opacity: 0;
  visibility: hidden;
  transform: translateY(28px);
  transition:
    opacity var(--ch-time) var(--ease),
    transform var(--ch-time) var(--ease),
    visibility 0s linear var(--ch-time);
  overflow-y: auto;
}
.chapter.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity var(--ch-time) var(--ease) 0.15s,
    transform var(--ch-time) var(--ease) 0.15s,
    visibility 0s;
}
.chapter.is-leaving {
  opacity: 0;
  transform: translateY(-24px);
}
.chapter__inner {
  width: min(46rem, 100%);
  text-align: center;
}
.chapter__inner--wide { width: min(58rem, 100%); }

/* Staggered entrance for chapter children */
.chapter__inner > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.chapter.is-active .chapter__inner > * {
  opacity: 1;
  transform: translateY(0);
}
.chapter.is-active .chapter__inner > *:nth-child(1) { transition-delay: 0.2s; }
.chapter.is-active .chapter__inner > *:nth-child(2) { transition-delay: 0.34s; }
.chapter.is-active .chapter__inner > *:nth-child(3) { transition-delay: 0.48s; }
.chapter.is-active .chapter__inner > *:nth-child(4) { transition-delay: 0.62s; }
.chapter.is-active .chapter__inner > *:nth-child(5) { transition-delay: 0.76s; }

/* ——— Type ——— */
.eyebrow {
  margin: 0 0 1.4rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold);
}
.display {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
}
.display em {
  font-style: italic;
  color: var(--gold-bright);
}
.display--xl { font-size: clamp(2.3rem, 6.4vw, 4.4rem); }
.display--quiet { color: var(--platinum-dim); }
.support {
  margin: 1.6rem 0 0;
  font-size: clamp(0.95rem, 1.6vw, 1.1rem);
  line-height: 1.65;
  color: var(--platinum-dim);
}
.support--dim { color: var(--platinum-faint); }
.fineprint {
  margin: 2.2rem 0 0;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--platinum-faint);
}

/* ——— Buttons ——— */
.actions {
  margin-top: 2.6rem;
  display: flex;
  gap: 0.9rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.actions--split {
  justify-content: space-between;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}
.btn {
  appearance: none;
  display: inline-block;
  padding: 0.85rem 1.9rem;
  border-radius: 3px;
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.35s var(--ease), background 0.35s var(--ease),
    border-color 0.35s var(--ease), color 0.35s var(--ease), opacity 0.35s var(--ease);
}
.btn:hover:not(:disabled), .btn:focus-visible:not(:disabled) { transform: translateY(-2px); }
.btn:disabled { opacity: 0.35; cursor: default; }
.btn--gold {
  border: 1px solid var(--gold);
  background: var(--gold);
  color: #14100a;
}
.btn--gold:hover:not(:disabled) { background: var(--gold-bright); border-color: var(--gold-bright); }
.btn--ghost {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--platinum);
}
.btn--ghost:hover, .btn--ghost:focus-visible { border-color: var(--platinum-dim); }

.tally {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--platinum-faint);
}

/* ——— Chapter 2: system inventory ——— */
.sys-grid {
  margin-top: 2.4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
  gap: 0.7rem;
}
.sys-card {
  appearance: none;
  position: relative;
  padding: 1.15rem 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(18, 21, 26, 0.6);
  color: var(--platinum-dim);
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: border-color 0.35s var(--ease), color 0.35s var(--ease),
    background 0.35s var(--ease), transform 0.35s var(--ease);
}
.sys-card:hover, .sys-card:focus-visible {
  border-color: var(--line-strong);
  color: var(--platinum);
  transform: translateY(-2px);
}
.sys-card__glyph {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
  color: var(--platinum-faint);
  transition: color 0.35s var(--ease);
}
.sys-card__tag {
  position: absolute;
  top: 0.55rem;
  right: 0.6rem;
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rent);
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.sys-card.is-on {
  border-color: var(--rent-dim);
  background: rgba(184, 106, 106, 0.08);
  color: var(--platinum);
}
.sys-card.is-on .sys-card__glyph { color: var(--rent); }
.sys-card.is-on .sys-card__tag { opacity: 1; transform: translateY(0); }

/* ——— Chapter 3: mirror ——— */
.mirror {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  min-height: 8rem;
  justify-content: center;
}
.mirror__line {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 3vw, 1.9rem);
  line-height: 1.3;
  color: var(--platinum);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.mirror__line.is-in { opacity: 1; transform: translateY(0); }
.mirror__line strong {
  font-weight: 400;
  color: var(--rent);
}
.mirror__verdict {
  margin: 2.4rem 0 0;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rent);
  opacity: 0;
  transition: opacity 0.9s var(--ease) 0.3s;
}
.mirror__verdict.is-in { opacity: 1; }

/* ——— Chapter 4: compounding years ——— */
.years {
  list-style: none;
  margin: 2.6rem auto 0;
  padding: 0;
  max-width: 30rem;
  text-align: left;
}
.years li {
  display: flex;
  align-items: baseline;
  gap: 1.2rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  opacity: 0.28;
  transition: opacity 0.6s var(--ease);
}
.years li.is-lit { opacity: 1; }
.years .yr {
  flex: 0 0 5.4rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--platinum-faint);
}
.years li.is-lit .yr { color: var(--gold); }
.years .ln {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--platinum);
}
.years li.is-lit:last-child .ln { color: var(--rent); }

/* ——— Chapter 5: myths ——— */
.myths {
  margin-top: 2.4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 0.9rem;
}
.myth {
  appearance: none;
  position: relative;
  min-height: 9.5rem;
  padding: 1.4rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(18, 21, 26, 0.6);
  color: var(--platinum);
  text-align: left;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.myth:hover:not(.is-broken), .myth:focus-visible:not(.is-broken) {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}
.myth__label {
  display: block;
  margin-bottom: 0.7rem;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--rent);
  transition: color 0.4s var(--ease);
}
.myth__text {
  display: block;
  font-family: var(--serif);
  font-size: 1.25rem;
  line-height: 1.3;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.myth__crack {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--platinum-faint);
  opacity: 0;
  pointer-events: none;
}
.myth.is-broken {
  border-color: rgba(196, 165, 116, 0.45);
  background: rgba(196, 165, 116, 0.06);
  cursor: default;
}
.myth.is-broken .myth__label { color: var(--gold); }
.myth.is-cracking .myth__text { opacity: 0; transform: scale(0.97); }

/* ——— Chapter 6: the turn ——— */
.strike {
  position: relative;
  display: inline-block;
  color: var(--platinum-faint);
}
.strike::after {
  content: "";
  position: absolute;
  left: -2%;
  top: 54%;
  height: 2px;
  width: 0%;
  background: var(--rent);
  transition: width 1.1s var(--ease) 0.7s;
}
.chapter.is-active .strike::after { width: 104%; }
.turn-reveal {
  display: inline-block;
  margin-top: 0.4rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.9s var(--ease) 1.6s, transform 0.9s var(--ease) 1.6s;
}
.chapter.is-active .turn-reveal { opacity: 1; transform: translateY(0); }
.turn-cells {
  margin: 2.4rem auto 0;
  display: flex;
  justify-content: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  max-width: 26rem;
}
.turn-cells span {
  width: 26px;
  height: 26px;
  border-radius: 3px;
  border: 1px solid var(--rent-dim);
  background: rgba(184, 106, 106, 0.12);
  transition: border-color 0.6s var(--ease), background 0.6s var(--ease);
}
.turn-cells span.is-owned {
  border-color: var(--gold);
  background: rgba(196, 165, 116, 0.22);
}

/* ——— Chapter 7: proof ——— */
.proof {
  list-style: none;
  margin: 2.6rem auto 0;
  padding: 0;
  max-width: 34rem;
  text-align: left;
}
.proof li {
  display: flex;
  align-items: baseline;
  gap: 1.3rem;
  padding: 1rem 0.4rem;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.proof li.is-in { opacity: 1; transform: translateX(0); }
.proof .nm {
  flex: 0 0 7rem;
  font-family: var(--serif);
  font-size: 1.3rem;
  color: var(--gold-bright);
}
.proof .rl {
  font-size: 0.88rem;
  color: var(--platinum-dim);
}

/* ——— Helm (bottom hint) ——— */
.helm {
  position: fixed;
  bottom: 1.1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 80;
}
.helm__hint {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--platinum-faint);
  animation: breathe 3.2s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.8; }
}

/* ——— Reduced motion ——— */
@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; animation: none !important; }
  body { overflow: auto; }
  .chapter {
    position: relative;
    opacity: 1;
    visibility: visible;
    transform: none;
    min-height: auto;
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
  .chapter__inner > * { opacity: 1; transform: none; }
  .journey { height: auto; }
  .helm, .rail { display: none; }
}

/* ——— Small screens ——— */
@media (max-width: 640px) {
  .mast { gap: 0.6rem; padding: 1rem 1rem; }
  .brand { font-size: 0.82rem; letter-spacing: 0.16em; }
  .own-meter__label { display: none; }
  .own-meter__track { width: 44px; }
  .mast-nav { gap: 0.9rem; }
  .mast-nav a { font-size: 0.62rem; letter-spacing: 0.1em; }
  .rail { right: 0.55rem; gap: 0.7rem; }
  .actions--split { flex-direction: column; gap: 1.2rem; }
  .sys-grid { grid-template-columns: repeat(2, 1fr); }
  .years .yr { flex-basis: 4.2rem; }
}