/* ==========================================================================
   COMPONENTS — chrome, controls, cards, overlays
   ========================================================================== */

/* --- Buttons ------------------------------------------------------------ */

.btn {
  --btn-fg: var(--paper);
  --btn-bd: var(--line);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 1.5rem;
  border: var(--rule) solid var(--btn-bd);
  color: var(--btn-fg);
  background: transparent;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--lime);
  scale: 0 1;
  transform-origin: left;
  transition: scale var(--dur) var(--ease-mech);
}

.btn:hover,
.btn:focus-visible { color: var(--ink); --btn-bd: var(--lime); }
.btn:hover::before,
.btn:focus-visible::before { scale: 1 1; }

.btn__arrow { transition: translate var(--dur) var(--ease-out); }
.btn:hover .btn__arrow { translate: 0.35rem 0; }

.btn--primary {
  --btn-fg: var(--ink);
  --btn-bd: var(--lime);
  background: var(--lime);
}
.btn--primary::before { background: var(--paper); }

.btn--lg { padding: 1.15rem 2rem; font-size: var(--step--1); }

/* --- Chips -------------------------------------------------------------- */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  padding: 0;
}

.chip {
  padding: 0.3rem 0.65rem;
  border: var(--rule) solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: 0.06em;
  color: var(--ash);
  white-space: nowrap;
}

.chip--accent {
  border-color: color-mix(in oklab, var(--accent) 45%, transparent);
  color: var(--accent);
}

/* --- Site header -------------------------------------------------------- */

.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: calc(var(--frame) + 0.7rem) calc(var(--frame) + 1.1rem);
  transition: background var(--dur) var(--ease-out), backdrop-filter var(--dur) var(--ease-out);
}

.site-header[data-stuck='true'] {
  background: linear-gradient(to bottom, var(--glass), transparent);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.brand__mark { block-size: clamp(1.05rem, 1.9vw, 1.4rem); width: auto; }

.brand__sub {
  display: none;
  padding-inline-start: 0.7rem;
  border-inline-start: var(--rule) solid var(--line);
  color: var(--lime);
}

@media (min-width: 40rem) { .brand__sub { display: block; } }

.nav {
  display: none;
  align-items: center;
  gap: clamp(0.9rem, 2.2vw, 2.25rem);
}

@media (min-width: 50rem) { .nav { display: flex; } }

.nav__link {
  position: relative;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ash);
  transition: color var(--dur-fast) var(--ease-out);
}

.nav__link::after {
  content: '';
  position: absolute;
  inset-block-end: -0.4rem;
  inset-inline: 0;
  block-size: var(--rule);
  background: var(--lime);
  scale: 0 1;
  transform-origin: right;
  transition: scale var(--dur) var(--ease-mech);
}

.nav__link:hover,
.nav__link:focus-visible,
.nav__link[aria-current] { color: var(--paper); }

.nav__link:hover::after,
.nav__link:focus-visible::after,
.nav__link[aria-current]::after { scale: 1 1; transform-origin: left; }

/* --- HUD (bottom transport bar) ---------------------------------------- */

.hud {
  position: fixed;
  inset-block-end: 0;
  inset-inline: 0;
  z-index: 85;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  block-size: var(--hud-h);
  padding-inline: calc(var(--frame) + 1.1rem);
  background: linear-gradient(to top, var(--ink) 35%, transparent);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ash-dim);
  pointer-events: none;
}

.hud__rec {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--paper);
}

.hud__dot {
  inline-size: 0.45rem;
  block-size: 0.45rem;
  border-radius: 50%;
  background: var(--rec);
  animation: rec-blink 1.6s steps(1, end) infinite;
}

.hud__track {
  position: relative;
  block-size: 3px;
  background: var(--line-soft);
  overflow: hidden;
}

.hud__bar {
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  inline-size: 100%;
  background: var(--lime);
  transform-origin: left;
  scale: var(--progress, 0) 1;
}

.hud__chapter {
  display: none;
  color: var(--lime);
  white-space: nowrap;
}

@media (min-width: 48rem) { .hud__chapter { display: block; } }

.hud__tc { color: var(--paper); font-variant-numeric: tabular-nums; }

/* --- Custom cursor ------------------------------------------------------ */

.cursor {
  position: fixed;
  inset-block-start: 0;
  inset-inline-start: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  inline-size: 2.25rem;
  block-size: 2.25rem;
  margin: -1.125rem 0 0 -1.125rem;
  border: var(--rule) solid var(--lime);
  border-radius: 50%;
  color: var(--ink);
  pointer-events: none;
  opacity: 0;
  scale: 0.6;
  transition: scale var(--dur) var(--ease-out), opacity var(--dur-fast) linear,
              background-color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
  will-change: translate;
}

.cursor__label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  opacity: 0;
  transition: opacity var(--dur-fast) linear;
}

.cursor[data-active='true'] { opacity: 1; scale: 1; }
.cursor[data-mode='play'] { background: var(--lime); scale: 2.1; }
.cursor[data-mode='play'] .cursor__label { opacity: 1; }
.cursor[data-mode='link'] { background: var(--lime); scale: 0.55; }

@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* --- Marquee ------------------------------------------------------------ */

.marquee {
  --marquee-dur: 48s;
  display: flex;
  overflow: hidden;
  user-select: none;
  gap: 0;
  padding-block: clamp(1rem, 2.5vw, 1.75rem);
  border-block: var(--rule) solid var(--line-soft);
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.marquee__row {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: clamp(1.75rem, 4vw, 3.5rem);
  padding-inline-end: clamp(1.75rem, 4vw, 3.5rem);
  animation: marquee-slide var(--marquee-dur) linear infinite;
}

.marquee:hover .marquee__row { animation-play-state: paused; }

.marquee__item {
  display: flex;
  align-items: center;
  gap: clamp(1.75rem, 4vw, 3.5rem);
  font-family: var(--font-display);
  font-size: var(--step-2);
  font-variation-settings: 'wdth' 88, 'wght' 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--ash-dim);
  white-space: nowrap;
  transition: color var(--dur-fast) var(--ease-out);
}

.marquee__item:hover { color: var(--lime); }

.marquee__item::after {
  content: '';
  inline-size: 0.35rem;
  block-size: 0.35rem;
  rotate: 45deg;
  background: var(--lime);
  opacity: 0.6;
}

/* --- Preloader ---------------------------------------------------------- */

.preloader {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: grid;
  place-content: center;
  gap: 1.25rem;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime);
  transition: opacity 0.5s var(--ease-out), visibility 0.5s;
}

.preloader[hidden] { display: none; }
.preloader[data-done='true'] { opacity: 0; visibility: hidden; pointer-events: none; }

.preloader__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 3rem;
  inline-size: min(78vw, 30rem);
}

.preloader__track {
  inline-size: min(78vw, 30rem);
  block-size: 2px;
  background: var(--navy-700);
  overflow: hidden;
}

.preloader__bar {
  block-size: 100%;
  inline-size: 100%;
  background: var(--lime);
  transform-origin: left;
  scale: var(--progress, 0) 1;
  transition: scale 0.12s linear;
}

.preloader__pct { color: var(--paper); font-variant-numeric: tabular-nums; }

/* --- Lightbox ----------------------------------------------------------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 130;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 5vw, 4rem);
  background: color-mix(in oklab, var(--ink) 92%, transparent);
  backdrop-filter: blur(18px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease-out), visibility var(--dur);
}

.lightbox[data-open='true'] { opacity: 1; visibility: visible; }

.lightbox__stage {
  position: relative;
  inline-size: min(100%, 74rem);
  aspect-ratio: 16 / 9;
  background: #000;
  border: var(--rule) solid var(--line);
  overflow: hidden;
  scale: 0.96;
  transition: scale var(--dur-slow) var(--ease-out);
}

.lightbox[data-open='true'] .lightbox__stage { scale: 1; }
.lightbox__stage iframe { inline-size: 100%; block-size: 100%; border: 0; }

.lightbox__close {
  position: absolute;
  inset-block-start: clamp(1rem, 3vw, 2rem);
  inset-inline-end: clamp(1rem, 3vw, 2rem);
  padding: 0.6rem 1rem;
  background: var(--lime);
  color: var(--ink);
  border: 0;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  font-weight: 700;
  letter-spacing: 0.14em;
  cursor: pointer;
}

.lightbox__meta {
  position: absolute;
  inset-block-start: clamp(1rem, 3vw, 2rem);
  inset-inline-start: clamp(1rem, 3vw, 2rem);
  color: var(--ash);
}

/* --- Play affordance ---------------------------------------------------- */

.play {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0;
  border: 0;
  background: none;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
}

.play__disc {
  display: grid;
  place-items: center;
  inline-size: 3rem;
  block-size: 3rem;
  border: var(--rule) solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  transition: background-color var(--dur) var(--ease-out), color var(--dur) var(--ease-out),
              scale var(--dur) var(--ease-out);
}

.play:hover .play__disc,
.play:focus-visible .play__disc {
  background: var(--accent);
  color: var(--ink);
  scale: 1.1;
}