/* ============================================================
   Moonflip — base layer: tokens, reset, stage, typography
   ============================================================ */

:root {
  /* space */
  --void:        #05060d;
  --void-2:      #0a0c18;
  --ink:         #f4f1ea;
  --ink-soft:    rgba(244, 241, 234, 0.72);
  --ink-faint:   rgba(244, 241, 234, 0.46);

  /* the bright, performing side */
  --cool:        #8fb6ff;
  --cool-glow:   rgba(143, 182, 255, 0.35);

  /* the far, human side */
  --warm:        #ffb877;
  --warm-2:      #ff8f6b;
  --warm-glow:   rgba(255, 184, 119, 0.32);

  /* theme accents (also used for story lights) */
  --t-belonging:   #7fd6c4;
  --t-work:        #9fb4ff;
  --t-family:      #ffb0a8;
  --t-identity:    #d3a6ff;
  --t-uncertainty: #ffd98a;
  --t-mine:        #fff4d6;

  --glass:       rgba(12, 15, 28, 0.72);
  --glass-line:  rgba(244, 241, 234, 0.14);

  --radius:      18px;
  --radius-sm:   11px;

  --font-body:   "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display:"Instrument Serif", ui-serif, Georgia, "Times New Roman", serif;
  /* homepage only: the wordmark and its note */
  --font-brand:  "Cinzel", ui-serif, Georgia, "Times New Roman", serif;
  --font-note:   "Jost", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;

  --ease:        cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-soft:   cubic-bezier(0.4, 0, 0.2, 1);

  --shadow:      0 24px 70px -20px rgba(0, 0, 0, 0.85);
}

* { box-sizing: border-box; }

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

body {
  background: var(--void);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  overscroll-behavior: none;
  touch-action: none;
}

/* ---------- stage ---------- */

#scene {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
  touch-action: none;
  cursor: grab;
}
body[data-dragging="true"] #scene { cursor: grabbing; }
body[data-phase="loading"] #scene,
body[data-phase="intro"] #scene { cursor: default; }

#vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(125% 95% at 50% 45%, transparent 46%, rgba(3, 4, 10, 0.42) 80%, rgba(2, 3, 8, 0.8) 100%);
  transition: opacity 1.2s var(--ease);
}

#ui {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
}

/* ---------- screens ---------- */

.screen {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.7s var(--ease), visibility 0.7s step-end;
}
.screen.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: none;                /* children opt in */
  transition: opacity 0.9s var(--ease), visibility 0s;
}
.screen.is-active > * { pointer-events: auto; }

.screen--center {
  display: grid;
  place-items: center;
  padding: clamp(16px, 4vw, 40px);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.screen--center.is-active { pointer-events: auto; }

.screen--scrim {
  background: radial-gradient(90% 70% at 50% 50%, rgba(4, 5, 12, 0.72), rgba(3, 4, 9, 0.93));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* ---------- typography ---------- */

.display {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  margin: 0.15em 0 0.25em;
}
.display--sm { font-size: clamp(1.7rem, 4vw, 2.5rem); }

.eyebrow {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.1rem, 2.6vw, 1.5rem);
  color: var(--warm);
  margin: 0 0 1.1em;
}

.lede {
  margin: 0 0 1em;
  max-width: 54ch;
  color: var(--ink-soft);
  font-size: 0.975rem;
  font-weight: 300;
}
.lede--quiet { color: var(--ink-faint); }
.lede--tight { margin-bottom: 1.4em; }

.fineprint {
  margin: 1.4em 0 0;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--ink-faint);
  max-width: 56ch;
}
.fineprint strong { color: var(--ink-soft); font-weight: 500; }

a { color: var(--warm); text-decoration: none; border-bottom: 1px solid var(--warm-glow); }
a:hover { border-bottom-color: var(--warm); }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- focus ---------- */

:focus-visible {
  outline: 2px solid var(--warm);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- loading ---------- */

.loading { text-align: center; }
.loading__moon {
  width: 54px; height: 54px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 32%, #fffdf6, #b9b4a8 62%, #4a463f);
  box-shadow: 0 0 44px rgba(255, 246, 224, 0.3);
  animation: breathe 2.6s var(--ease-soft) infinite;
}
.loading__text {
  margin: 0;
  color: var(--ink-faint);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

@keyframes breathe {
  0%, 100% { transform: scale(1);    opacity: 0.85; }
  50%      { transform: scale(1.09); opacity: 1; }
}

/* ---------- persistent chrome ---------- */

.chrome {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: clamp(12px, 2.2vw, 22px) clamp(14px, 3vw, 30px);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.8s var(--ease);
}
body:not([data-phase="loading"]):not([data-phase="intro"]):not([data-phase="unsupported"]) .chrome {
  opacity: 1;
}
body[data-phase="unsupported"] .chrome { opacity: 0; pointer-events: none; }
.chrome > * { pointer-events: auto; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand__moon {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: #efe9dc;
  box-shadow: inset -7px -2px 0 0 var(--void), 0 0 18px rgba(255, 246, 224, 0.25);
  flex: none;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__text strong {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.02rem;
  letter-spacing: 0.01em;
}
.brand__text em {
  font-style: normal;
  font-size: 0.66rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.chrome__controls { display: flex; gap: 8px; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  font: inherit;
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  border-radius: 999px;
  cursor: pointer;
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
  transition: color 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}
.icon-btn:hover { color: var(--ink); border-color: rgba(244,241,234,0.32); transform: translateY(-1px); }
.icon-btn__glyph { font-size: 0.9rem; line-height: 1; }
.icon-btn[aria-pressed="true"] { color: var(--ink-faint); }
.icon-btn[aria-pressed="true"] .icon-btn__glyph::after { content: ""; }

@media (max-width: 620px) {
  .icon-btn__label { display: none; }
  .icon-btn { padding: 9px 11px; }
}

/* ---------- progress rail ---------- */

.progress {
  position: fixed;
  left: clamp(14px, 3vw, 30px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 40;
  margin: 0; padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s var(--ease);
}
body[data-phase="bright"] .progress,
body[data-phase="post"] .progress,
body[data-phase="flight"] .progress,
body[data-phase="far"] .progress { opacity: 1; }

.progress li {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(244, 241, 234, 0.26);
  transition: color 0.5s var(--ease);
}
.progress li::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  transition: box-shadow 0.5s var(--ease);
}
.progress li.is-done { color: rgba(244, 241, 234, 0.5); }
.progress li.is-current { color: var(--warm); }
.progress li.is-current::before { box-shadow: 0 0 12px 2px var(--warm-glow); }

@media (max-width: 720px), (max-height: 620px) {
  .progress { display: none; }
}

/* ---------- projected story lights ---------- */

.markers {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
}
.markers.is-live { pointer-events: none; }

.marker {
  position: absolute;
  top: 0; left: 0;
  transform: translate3d(-50%, -50%, 0);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 0;
  background: none;
  border: 0;
  font: inherit;
  color: var(--ink);
  cursor: pointer;
  pointer-events: auto;
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  will-change: transform, opacity;
}
.marker__dot {
  position: relative;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c, var(--warm));
  box-shadow: 0 0 14px 3px var(--c, var(--warm)), 0 0 34px 8px rgba(255, 255, 255, 0.08);
}
.marker__dot::after {
  content: "";
  position: absolute;
  inset: -9px;
  border-radius: 50%;
  border: 1px solid var(--c, var(--warm));
  opacity: 0.45;
  animation: ping 3.4s var(--ease-soft) infinite;
}
.marker__label {
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(244, 241, 234, 0.6);
  white-space: nowrap;
  opacity: 0;
  transform: translateY(-3px);
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
.marker:hover .marker__label,
.marker:focus-visible .marker__label,
.marker.is-active .marker__label { opacity: 1; transform: none; }
.marker:hover .marker__dot { transform: scale(1.3); }
.marker__dot { transition: transform 0.3s var(--ease); }

.marker.is-active .marker__dot { transform: scale(1.45); }
.marker.is-dim { opacity: 0.16 !important; pointer-events: none; }
.marker.is-quiet { pointer-events: none; }
.marker.is-quiet .marker__dot {
  width: 5px; height: 5px;
  box-shadow: 0 0 8px 2px var(--c, var(--warm));
  opacity: 0.5;
}
.marker.is-quiet .marker__dot::after { display: none; }
.marker.is-signalled .marker__dot {
  box-shadow: 0 0 18px 5px var(--c), 0 0 46px 14px rgba(255, 236, 200, 0.22);
}

@keyframes ping {
  0%   { transform: scale(0.75); opacity: 0.5; }
  70%  { transform: scale(1.9);  opacity: 0; }
  100% { transform: scale(1.9);  opacity: 0; }
}

/* ---------- arrival caption ----------

   Sits above the Moon and the projected lights but below #ui, so a story or
   story panel opening over it wins. Never takes pointer events, so it
   cannot swallow a click on a button underneath at any point in the move.   */

.arrival {
  position: fixed;
  inset: 0;
  z-index: 15;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s var(--ease), visibility 0.9s step-end;
}
body[data-arrival="in"] .arrival,
body[data-arrival="flash"] .arrival,
body[data-arrival="docked"] .arrival {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.9s var(--ease), visibility 0s;
}

.arrival__text {
  position: absolute;
  top: 50%;
  left: 50%;
  margin: 0;
  width: max-content;
  max-width: min(22ch, calc(100vw - 48px));
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 4.6vw, 3rem);
  line-height: 1.24;
  color: var(--ink);
  text-shadow: 0 2px 40px rgba(0, 0, 0, 0.9), 0 0 90px rgba(0, 0, 0, 0.7);
  opacity: 0;
  /* the shrink is a transform, not a font-size change, so the two lines never
     reflow on the way up — it glides rather than snapping between layouts */
  transform: translate(-50%, -50%) translateY(18px);
  transition: transform 1.15s var(--ease), opacity 0.9s var(--ease);
}
.arrival__line { display: block; }
.arrival__line:last-child:empty { display: none; }

body[data-arrival="in"] .arrival__text {
  opacity: 1;
  transform: translate(-50%, -50%);
}
/* Docked, it becomes the title for the far side. On a wide screen it settles
   into the empty middle of the chrome bar — the brand is hard left and the
   controls hard right — so the filter bar underneath does not have to move,
   and therefore never slides behind the story panel. */
/* A one-off message that simply fades in, waits and goes — used when a light
   of your own lands on the far side. No docking, no layout to move. */
body[data-arrival="flash"] .arrival {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.9s var(--ease), visibility 0s;
}
body[data-arrival="flash"] .arrival__text {
  opacity: 1;
  transform: translate(-50%, -50%);
}

body[data-arrival="docked"] .arrival__text {
  opacity: 0.85;
  transform: translate(-50%, -50%) translateY(calc(50px - 50vh)) scale(0.28);
}

/* Narrow screens have no empty middle up there: the brand and the controls
   meet. So the caption drops below the chrome and the filter bar steps down
   to meet it — safe here, because the panel is a bottom sheet at this width
   and there is nothing to collide with. */
@media (max-width: 860px) {
  /* A one-off message that simply fades in, waits and goes — used when a light
   of your own lands on the far side. No docking, no layout to move. */
body[data-arrival="flash"] .arrival {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.9s var(--ease), visibility 0s;
}
body[data-arrival="flash"] .arrival__text {
  opacity: 1;
  transform: translate(-50%, -50%);
}

body[data-arrival="docked"] .arrival__text {
    transform: translate(-50%, -50%) translateY(calc(86px - 50vh)) scale(0.46);
  }
  .far-top { transition: top 0.9s var(--ease); }
  body[data-arrival="docked"] .far-top { top: clamp(116px, calc(10vh + 52px), 150px); }
}

@media (prefers-reduced-motion: reduce) {
  /* no long glide: it simply appears where it belongs */
  .arrival__text { transition-duration: 0.2s, 0.2s; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.12s !important;
  }
}

/* ---------- noscript ---------- */

.noscript {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 30px;
  background: var(--void);
  font-family: var(--font-body);
}
.noscript h1 { font-family: var(--font-display); font-weight: 400; }