/* The Ember Visit — all styles. CSS-only animations (transform/opacity), WebView-safe. */

:root {
  /* Theme vars, set by app.js from /api/state (HIDDEN_LAYER.md). */
  --ember-hue: 0; /* archetype hue 0-360 */
  --ember-glow: 0; /* AURA ambient intensity 0-1 */
  --ember-pulse-speed: 4s; /* slower = higher AURA */
  --dread: 0; /* presence proximity 0..1 */
  --vh: 100vh; /* real viewport height (iOS 100vh is unreliable) */
  --inward-pull: 0; /* progress hint 0..1, set per move */

  --bg: #0a0a0a;
  --wall-color: rgba(200, 168, 126, 0.5);
  --thread-color: #c8a87e;
  --ember: #f2c14e;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: #c8a87e;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  overflow: hidden;
}

.app-container {
  height: var(--vh, 100vh);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

/* --- section visibility (state machine) --- */
.section {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  width: 100%;
  height: 100%;
}
.section.active {
  display: flex;
}

/* --- loading --- */
.ring {
  width: 200px;
  height: 200px;
  border: 3px solid var(--wall-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse var(--ember-pulse-speed) ease-in-out infinite;
}
.ember-dot {
  font-size: 32px;
}

/* --- idle / entry --- */
.ladder-marks {
  display: flex;
  gap: 12px;
}
.mark {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--wall-color);
  opacity: 0.3;
}
.mark.lit {
  opacity: 1;
  box-shadow: 0 0 8px var(--ember);
}
.enter {
  background: none;
  border: 1px solid var(--wall-color);
  color: #c8a87e;
  padding: 12px 28px;
  border-radius: 24px;
  font-size: 16px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

/* --- maze --- */
.maze-area {
  --maze-size: min(82vw, 82vh, 420px);
  width: var(--maze-size);
  height: var(--maze-size);
  position: relative;
  touch-action: none;
  overscroll-behavior: none;
  -webkit-user-select: none;
  user-select: none;
}
.maze-layer {
  position: absolute;
  inset: 0;
  filter: hue-rotate(calc(var(--ember-hue) * 1deg));
}
/* 5-tile view: center (player) + the 4 cells around it (radius-1 visibility).
   Direction tiles are clickable (works on desktop + mobile). */
.maze-grid {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  grid-template-rows: repeat(5, 1fr);
  gap: 4%;
}
.tile {
  position: relative;
  border-radius: 16%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}
/* plus-shaped layout on a 5x5: center + 2 tiles in each cardinal direction */
.tile.forward2 {
  grid-area: 1 / 3;
}
.tile.forward {
  grid-area: 2 / 3;
}
.tile.left2 {
  grid-area: 3 / 1;
}
.tile.left {
  grid-area: 3 / 2;
}
.tile.center {
  grid-area: 3 / 3;
}
.tile.right {
  grid-area: 3 / 4;
}
.tile.right2 {
  grid-area: 3 / 5;
}
.tile.back {
  grid-area: 4 / 3;
}
.tile.back2 {
  grid-area: 5 / 3;
}

/* radius-2 tiles: same states as dir tiles but dimmer and not interactive */
.tile.dir2 {
  border: 1px solid rgba(200, 168, 126, 0.08);
  opacity: 0.7;
  transform: scale(0.86);
}
.tile.dir2.open {
  background: rgba(242, 193, 78, 0.04);
  border-color: rgba(200, 168, 126, 0.32);
}
.tile.dir2.wall {
  opacity: 0.28;
}
.tile.dir2.goal {
  border-color: var(--ember);
  box-shadow: inset 0 0 12px var(--ember);
  opacity: 1;
}
.tile.dir2.thread {
  background: rgba(200, 168, 126, 0.08);
}

/* center-direction pulse: a soft glow from the inward (top) edge — the center lies inward */
.center-pulse {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 32%;
  pointer-events: none;
  background: radial-gradient(ellipse at top, rgba(242, 193, 78, 0.2), transparent 70%);
  opacity: 0;
  animation: center-pulse 4s ease-in-out infinite;
}
@keyframes center-pulse {
  0%,
  100% {
    opacity: 0;
    transform: translateY(-8%);
  }
  50% {
    opacity: 0.7;
    transform: translateY(0);
  }
}

/* center / player */
.tile.center {
  background: radial-gradient(circle, rgba(242, 193, 78, 0.12), transparent 70%);
  border: 1px solid rgba(200, 168, 126, 0.25);
}
.tile.center .ember {
  font-size: clamp(20px, 7vw, 34px);
  filter: drop-shadow(0 0 6px var(--ember));
}
.tile.center.on-thread {
  box-shadow: inset 0 0 0 2px rgba(200, 168, 126, 0.35);
}
.tile.center.is-goal {
  background: radial-gradient(circle, var(--ember), transparent 70%);
}

/* direction tiles */
.tile.dir {
  border: 1px solid rgba(200, 168, 126, 0.12);
  background: rgba(255, 255, 255, 0.015);
}
.tile.dir .arrow {
  font-size: clamp(14px, 4.5vw, 22px);
  color: var(--wall-color);
  opacity: 0.15;
  transition: opacity 0.18s ease, color 0.18s ease;
}

/* open passage → clickable, lit */
.tile.dir.open {
  cursor: pointer;
  background: rgba(242, 193, 78, 0.06);
  border-color: rgba(200, 168, 126, 0.5);
  box-shadow: inset 0 0 14px rgba(242, 193, 78, 0.12);
}
.tile.dir.open .arrow {
  opacity: 0.85;
  color: var(--ember);
}
.tile.dir.open:active {
  background: rgba(242, 193, 78, 0.18);
}

/* wall → blocked, dim */
.tile.dir.wall {
  opacity: 0.5;
}
.tile.dir.wall .arrow {
  opacity: 0.06;
}

/* neighbor is the goal / on the thread / where we came from */
.tile.dir.goal {
  border-color: var(--ember);
  box-shadow: inset 0 0 18px var(--ember);
}
.tile.dir.goal .arrow {
  color: var(--ember);
  opacity: 1;
}
.tile.dir.thread {
  background: rgba(200, 168, 126, 0.1);
}
.tile.dir.came-from .arrow {
  opacity: 0.35;
}

/* onward exit ticks — radius-1 hint of where the neighbor continues */
.exit-marks {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.exit-marks .m {
  position: absolute;
  background: var(--thread-color);
  opacity: 0.5;
  border-radius: 2px;
}
.exit-marks .m-up {
  top: 6%;
  left: 50%;
  transform: translateX(-50%);
  width: 18%;
  height: 3px;
}
.exit-marks .m-down {
  bottom: 6%;
  left: 50%;
  transform: translateX(-50%);
  width: 18%;
  height: 3px;
}
.exit-marks .m-left {
  left: 6%;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18%;
}
.exit-marks .m-right {
  right: 6%;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18%;
}

.hint {
  margin-top: 18px;
  opacity: 0.4;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-align: center;
  padding: 0 16px;
}

/* fog-of-war minimap (explored area only) */
.minimap {
  margin-top: 10px;
  width: clamp(174px, 48vw, 252px);
  opacity: 0.92;
}
.minimap svg {
  display: block;
  width: 100%;
  height: auto;
  background: #060606;
  border-radius: 50%;
  border: 1px solid rgba(200, 168, 126, 0.15);
}

/* --- oracle phase (door ritual) --- */
.oracle-line {
  font-size: 18px;
  letter-spacing: 0.04em;
  opacity: 0.9;
  text-align: center;
  padding: 0 20px;
}
.oracle-progress {
  opacity: 0.4;
  font-size: 12px;
  letter-spacing: 0.18em;
  font-variant-numeric: tabular-nums;
}
.oracle-doors {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.door {
  width: clamp(72px, 22vw, 110px);
  height: clamp(120px, 34vw, 170px);
  border: 1px solid rgba(200, 168, 126, 0.4);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(0, 0, 0, 0.25));
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
}
.door:hover {
  transform: translateY(-3px);
  border-color: var(--ember);
}
.door:active {
  transform: translateY(0);
}
.door:disabled {
  cursor: default;
}
.door.fire {
  border-color: var(--ember);
  box-shadow: inset 0 0 30px rgba(242, 193, 78, 0.6), 0 0 18px rgba(242, 193, 78, 0.35);
  background: radial-gradient(circle at center, rgba(242, 193, 78, 0.4), transparent 70%);
}
.door.chosen-right {
  border-color: #6fcf6f;
}
.door.chosen {
  border-color: rgba(180, 80, 80, 0.6);
  opacity: 0.55;
}
.oracle-feedback {
  min-height: 18px;
  opacity: 0.6;
  font-size: 13px;
  letter-spacing: 0.06em;
}
.oracle-reflection {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.oracle-count {
  font-size: 26px;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
  opacity: 0.85;
}
.oracle-skip {
  background: none;
  border: none;
  color: #c8a87e;
  opacity: 0.35;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  margin-top: 8px;
}

/* Ambient glow: AURA-driven, pulsing. */
.ambient-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(circle at center, var(--ember) 0%, transparent 65%);
  opacity: calc(var(--ember-glow) * 0.5 + var(--inward-pull) * 0.3);
  animation: glow var(--ember-pulse-speed) ease-in-out infinite;
}

/* Presence dread vignette: scales with --dread (0 in MVP). */
.dread-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 120px 40px rgba(0, 0, 0, 0.9);
  opacity: var(--dread, 0);
  animation: heartbeat calc(1.4s - var(--dread) * 0.6s) ease-in-out infinite;
}

/* --- ambient event layer (visitation/caught/echo/resonance/goal) --- */
.event-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: 50%;
  opacity: 0;
}
.event-layer.fx-visitation {
  background: radial-gradient(circle at center, var(--ember) 0%, transparent 60%);
  animation: fx-expand 30s ease-out forwards;
}
.event-layer.fx-goal {
  background: radial-gradient(circle at center, var(--ember) 0%, transparent 60%);
  animation: fx-goal 2s ease-out forwards;
}
.event-layer.fx-caught {
  background: radial-gradient(circle, rgba(180, 20, 20, 0.6) 0%, rgba(0, 0, 0, 0.75) 70%);
  animation: fx-jolt 3s steps(1) forwards;
}
.event-layer.fx-echo {
  background: radial-gradient(circle at center, hsl(180, 60%, 50%) 0%, transparent 70%);
  animation: fx-ripple 5s ease-out forwards;
}
.event-layer.fx-resonance {
  background: linear-gradient(90deg, hsl(calc(var(--ember-hue) * 1deg), 60%, 50%), hsl(180, 60%, 50%));
  animation: fx-wave 10s ease-in-out forwards;
}

@keyframes fx-expand {
  0% {
    opacity: 0.7;
    transform: scale(0.2);
  }
  100% {
    opacity: 0;
    transform: scale(3);
  }
}
@keyframes fx-goal {
  0% {
    opacity: 0.8;
    transform: scale(0.2);
  }
  100% {
    opacity: 0;
    transform: scale(4);
  }
}
@keyframes fx-jolt {
  0%,
  100% {
    opacity: 0;
  }
  10%,
  50% {
    opacity: 0.7;
  }
  30%,
  70% {
    opacity: 0.15;
  }
}
@keyframes fx-ripple {
  0% {
    opacity: 0.5;
    transform: scale(0.3);
  }
  100% {
    opacity: 0;
    transform: scale(2.5);
  }
}
@keyframes fx-wave {
  0%,
  100% {
    opacity: 0;
  }
  25% {
    opacity: 0.5;
  }
  75% {
    opacity: 0.4;
  }
}

/* wall nudge */
@keyframes bump-forward {
  30% {
    transform: translateY(-6px);
  }
}
@keyframes bump-back {
  30% {
    transform: translateY(6px);
  }
}
@keyframes bump-left {
  30% {
    transform: translateX(-6px);
  }
}
@keyframes bump-right {
  30% {
    transform: translateX(6px);
  }
}
.bump-forward {
  animation: bump-forward 0.22s ease-out;
}
.bump-back {
  animation: bump-back 0.22s ease-out;
}
.bump-left {
  animation: bump-left 0.22s ease-out;
}
.bump-right {
  animation: bump-right 0.22s ease-out;
}

/* --- complete --- */
.goal-burst {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--ember) 0%, transparent 70%);
  animation: goal 2s ease-out forwards;
}

/* --- cooldown / captions --- */
.caption {
  opacity: 0.6;
  font-size: 14px;
  letter-spacing: 0.08em;
}
.clock {
  font-size: 28px;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
}

/* --- keyframes (transform/opacity only) --- */
@keyframes pulse {
  0%,
  100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.02);
  }
}
@keyframes glow {
  0%,
  100% {
    opacity: calc(var(--ember-glow) * 0.5);
  }
  50% {
    opacity: calc(var(--ember-glow) * 0.3);
  }
}
@keyframes heartbeat {
  0%,
  100% {
    opacity: var(--dread);
  }
  50% {
    opacity: calc(var(--dread) * 0.5);
  }
}
@keyframes goal {
  from {
    transform: scale(0.3);
    opacity: 1;
  }
  to {
    transform: scale(6);
    opacity: 0;
  }
}

/* step animations (cosmetic; server is authoritative) */
@keyframes step-forward {
  from {
    transform: translateY(12px);
    opacity: 0.6;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
@keyframes step-back {
  from {
    transform: translateY(-12px);
    opacity: 0.6;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
@keyframes step-left {
  from {
    transform: translateX(12px);
    opacity: 0.6;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
@keyframes step-right {
  from {
    transform: translateX(-12px);
    opacity: 0.6;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
.step-forward {
  animation: step-forward 0.18s ease-out;
}
.step-back {
  animation: step-back 0.18s ease-out;
}
.step-left {
  animation: step-left 0.18s ease-out;
}
.step-right {
  animation: step-right 0.18s ease-out;
}

/* --- witness card (ORACLE.md §7) --- */
.witness-entry {
  margin-top: 16px;
  padding: 10px 22px;
  font-size: 13px;
  opacity: 0.72; /* secondary to the primary Enter button, but still an obvious button */
}
.witness-entry:hover {
  opacity: 1;
}
.witness-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(4, 4, 4, 0.78);
  backdrop-filter: blur(4px);
  animation: fade-in 0.25s ease-out;
}
.witness-overlay[hidden] {
  display: none;
}
.witness-card {
  position: relative;
  width: min(86vw, 360px);
  padding: 36px 28px 28px;
  border: 1px solid var(--wall-color);
  border-radius: 18px;
  background: radial-gradient(ellipse at top, rgba(242, 193, 78, 0.06), rgba(6, 6, 6, 0.95) 70%);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.witness-close {
  position: absolute;
  top: 8px;
  right: 14px;
  background: none;
  border: none;
  color: #c8a87e;
  opacity: 0.5;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}
.witness-close:hover {
  opacity: 1;
}
.witness-title {
  opacity: 0.4;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.witness-headline {
  font-size: 19px;
  letter-spacing: 0.03em;
  color: var(--ember);
  opacity: 0.92;
  padding: 0 6px;
}
.witness-streak {
  font-size: 14px;
  letter-spacing: 0.08em;
  opacity: 0.7;
  font-variant-numeric: tabular-nums;
}
.witness-visits {
  font-size: 12px;
  letter-spacing: 0.1em;
  opacity: 0.45;
  font-variant-numeric: tabular-nums;
}
.witness-footer {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.06em;
  opacity: 0.55;
  font-style: italic;
}
.witness-challenge {
  margin-top: 10px;
}
@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}