/* ---------------------------------------------------------------
   Shared styling for every page.
--------------------------------------------------------------- */

:root {
  --bg: #000000;
  --ink: #d9d6d1;         /* pastel light gray */
  --ink-dim: #6f6c68;
  --accent: #e8dfd2;

  --body-font: Arial, Helvetica, sans-serif;
  --display-font: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body-font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Keep the page from flashing unstyled text before GSAP splits it. */
.js-loading .reveal {
  visibility: hidden;
}

/* --- scroll hint ------------------------------------------------ */

.hint {
  position: fixed;
  inset: auto 0 2.5rem 0;
  text-align: center;
  font-size: clamp(0.62rem, 1vw, 0.75rem);
  text-indent: 0.42em;
  color: var(--ink-dim);
  pointer-events: none;
}

/* --- sections --------------------------------------------------- */

.intro {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 12vh 6vw;
  text-align: center;
}

.intro .title {
  font-family: var(--display-font);
  font-size: clamp(2rem, 8vw, 5.5rem);
  line-height: 1;
  margin: 0;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.beat {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 28vh 18vw;
}

.beat p {
  margin: 0;
  max-width: 70ch;
  font-family: var(--body-font);
  line-height: 1.12;
  text-align: center;
}

.middlebody {
  margin: 0;
  min-height: 100svh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body-font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  place-items: center;
  text-align: center;
  display: grid;
}

/* SplitText masks each line, so lines slide up out of nothing. */
.reveal .split-line {
  will-change: transform;
}

/* --- code gate -------------------------------------------------- */

.gate {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  padding: 12vh 8vw;
  text-align: center;
}

.gate label {
  font-size: clamp(0.62rem, 1vw, 0.75rem);
  letter-spacing: 0.12em;
  text-indent: 0.42em;
  color: var(--ink-dim);
}

.gate input {
  width: min(22rem, 80vw);
  padding: 0.55rem 0.75rem;
  background: transparent;
  border: 0;
  border-bottom: 1px solid #2b2b2b;
  color: var(--ink);
  font-family: inherit;
  font-size: clamp(0.95rem, 2vw, 1.25rem);
  letter-spacing: 0.14em;
  text-align: center;
  outline: none;
  transition: border-color 0.4s ease;
}

.gate input::placeholder {
  color: #3a3a3a;
  letter-spacing: 0.14em;
}

.gate input:focus {
  border-bottom-color: #4a4a4a;
}

.gate.is-valid input {
  border-bottom-color: var(--accent);
}

.gate button {
  background: none;
  border: 0;
  padding: 0.35rem 0.5rem;
  color: var(--accent);
  font-family: inherit;
  font-size: clamp(0.72rem, 1.3vw, 0.9rem);
  letter-spacing: 0.14em;
  text-indent: 0.34em;
  cursor: pointer;

  /* hidden until the typed text is a real code */
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.4rem);
  transition: opacity 0.5s ease, transform 0.5s ease, visibility 0.5s;
}

.gate.is-valid button {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* --- story pages ------------------------------------------------ */

.story {
  max-width: 104rem;
  margin: 0 auto;
  /* Narrow side padding: this is the track the dialogue slides along,
     so the wider it is, the more the positions can spread out. */
  padding: 18vh 4vw;
}

.story p {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  line-height: 1.4;
  margin: 0 0 0.6em;
}

/* ---------------------------------------------------------------
   Codes. Any bolded word anywhere on the site is a code the reader
   can type into the gate, so it gets marked the same way whether
   it shows up in an intro beat or in the middle of a story.
--------------------------------------------------------------- */

b,
strong {
  font-family: var(--display-font);
  font-weight: bold;
  color: var(--accent);
  border-bottom: 1px solid #333;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
}