:root {
  --parchment: #efe6d0;
  --parchment-dark: #e3d7bb;
  --ink: #2b2620;
  --ink-soft: #5a5142;
  --red: #b23a2c;
  --teal: #9dbdb9;
  --gold: #c9a227;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--parchment);
  font-family: 'EB Garamond', Georgia, serif;
  color: var(--ink);
  -webkit-text-size-adjust: 100%;
}

#scene { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }

.hidden { display: none !important; }
.red { color: var(--red); font-weight: 600; }

/* ---------- overlays ---------- */
.overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 30;
  padding: 18px;
  background: rgba(43, 38, 32, 0.45);
  backdrop-filter: blur(2px);
}

#intro { background: var(--parchment); }

.intro-inner {
  max-width: 620px;
  text-align: center;
  padding: 30px 26px;
  animation: fadein 0.9s ease;
}

@keyframes fadein { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; } }

.rule-top, .rule-bottom {
  height: 10px;
  margin: 0 auto 26px;
  max-width: 420px;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}
.rule-bottom { margin: 26px auto 0; border-top: 1px solid var(--ink); border-bottom: 2px solid var(--ink); }

h1 {
  font-family: 'IM Fell English SC', 'EB Garamond', serif;
  font-weight: 400;
  font-size: clamp(34px, 7vw, 58px);
  letter-spacing: 0.14em;
  line-height: 1.05;
}

.subtitle {
  font-style: italic;
  font-size: clamp(15px, 3vw, 19px);
  color: var(--ink-soft);
  margin-top: 8px;
}

blockquote {
  margin: 26px auto 0;
  max-width: 480px;
  font-style: italic;
  font-size: clamp(15px, 2.6vw, 18px);
  line-height: 1.5;
  color: var(--ink);
}
blockquote cite { display: block; margin-top: 8px; font-size: 0.85em; font-style: normal; color: var(--ink-soft); }

.intro-text {
  margin: 22px auto 0;
  max-width: 460px;
  font-size: clamp(15px, 2.6vw, 18px);
  line-height: 1.55;
}

.controls-hint {
  margin: 22px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  justify-content: center;
  font-size: 14px;
  color: var(--ink-soft);
}
.controls-hint b { color: var(--ink); letter-spacing: 0.08em; }

button {
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 18px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 34px;
  margin-top: 26px;
  color: var(--parchment);
  background: var(--red);
  border: none;
  border-radius: 3px;
  cursor: pointer;
  box-shadow: 0 3px 0 #7d2418;
  transition: transform 0.08s ease, box-shadow 0.08s ease;
}
button:hover { transform: translateY(-1px); }
button:active { transform: translateY(2px); box-shadow: 0 1px 0 #7d2418; }

/* ---------- HUD ---------- */
#hud { position: fixed; inset: 0; pointer-events: none; z-index: 10; }

#hud-top {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
}
#hud-title {
  font-family: 'IM Fell English SC', serif;
  font-size: clamp(15px, 2.6vw, 21px);
  letter-spacing: 0.22em;
  color: var(--ink);
  text-shadow: 0 1px 0 rgba(239, 230, 208, 0.9);
}
#progress {
  font-style: italic;
  font-size: 14px;
  color: var(--ink-soft);
  text-shadow: 0 1px 0 rgba(239, 230, 208, 0.9);
}

#chart-key {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 232px;
  pointer-events: auto;
  background: rgba(239, 230, 208, 0.93);
  border: 1.5px solid var(--ink);
  box-shadow: 3px 3px 0 rgba(43, 38, 32, 0.25);
  padding: 10px 14px;
  font-size: 14px;
}
#chart-key summary {
  font-family: 'IM Fell English SC', serif;
  letter-spacing: 0.16em;
  font-size: 15px;
  cursor: pointer;
  list-style: none;
}
#chart-key summary::-webkit-details-marker { display: none; }
#chart-key summary::after { content: ' ▾'; font-size: 11px; }
#chart-key:not([open]) summary::after { content: ' ▸'; }
#key-list { margin: 8px 0 2px; padding-left: 0; list-style: none; }
#key-list li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 3px 0;
  line-height: 1.25;
  color: var(--ink-soft);
}
#key-list li .knum {
  flex: none;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: var(--red);
  color: var(--parchment);
  font-size: 11px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transform: translateY(2px);
}
.key-note {
  margin-top: 7px;
  padding-top: 7px;
  border-top: 1px dashed var(--ink-soft);
  font-style: italic;
  font-size: 12.5px;
  line-height: 1.35;
  color: var(--ink-soft);
}
#key-list li.done { color: var(--ink); }
#key-list li.done .knum { background: var(--ink); }
#key-list li.done::after { content: '✓'; margin-left: auto; color: var(--red); font-weight: 600; }

#compass {
  position: absolute;
  bottom: 18px;
  right: 18px;
  width: 56px;
  height: 56px;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  background: rgba(239, 230, 208, 0.9);
  box-shadow: 2px 2px 0 rgba(43, 38, 32, 0.25);
}
#compass-arrow {
  position: absolute;
  inset: 0;
}
#compass-arrow::before {
  content: '';
  position: absolute;
  top: 9px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 17px solid var(--red);
}

#view-btn {
  position: absolute;
  bottom: 18px;
  left: 18px;
  pointer-events: auto;
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.1em;
  padding: 8px 16px;
  color: var(--ink);
  background: rgba(239, 230, 208, 0.92);
  border: 1.5px solid var(--ink);
  border-radius: 3px;
  box-shadow: 2px 2px 0 rgba(43, 38, 32, 0.25);
}
#view-btn:hover { transform: none; background: var(--parchment); }
#view-btn:active { transform: translateY(1px); box-shadow: 1px 1px 0 rgba(43, 38, 32, 0.25); }

#mute-btn {
  position: absolute;
  bottom: 64px;
  left: 18px;
  pointer-events: auto;
  margin: 0;
  width: 38px;
  font-size: 16px;
  padding: 6px 0;
  color: var(--ink);
  background: rgba(239, 230, 208, 0.92);
  border: 1.5px solid var(--ink);
  border-radius: 3px;
  box-shadow: 2px 2px 0 rgba(43, 38, 32, 0.25);
}
#mute-btn:hover { transform: none; background: var(--parchment); }
#mute-btn.muted { opacity: 0.55; text-decoration: line-through; }

/* all six charted: the needle turns gold and idles */
#compass.compass-done #compass-arrow { animation: compass-idle 16s linear infinite; opacity: 0.85; }
#compass.compass-done #compass-arrow::before { border-bottom-color: var(--gold); }
@keyframes compass-idle { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ---------- visit button / toast ---------- */
#visit-btn {
  position: fixed;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  margin: 0;
  font-size: 17px;
  padding: 11px 26px;
  animation: bob 1.4s ease-in-out infinite;
}
@keyframes bob { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(-4px); } }

#toast {
  position: fixed;
  top: 72px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 25;
  background: rgba(43, 38, 32, 0.88);
  color: var(--parchment);
  font-style: italic;
  font-size: 15px;
  padding: 9px 20px;
  border-radius: 3px;
  max-width: 86vw;
  text-align: center;
  transition: opacity 0.5s ease;
}

/* ---------- site card ---------- */
.card-inner {
  position: relative;
  max-width: 560px;
  max-height: 86vh;
  overflow-y: auto;
  background: var(--parchment);
  border: 2px solid var(--ink);
  box-shadow: 6px 6px 0 rgba(43, 38, 32, 0.4);
  padding: 20px 32px 28px;
  text-align: center;
  animation: fadein 0.35s ease;
}

.card-seal {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: var(--red);
  border: 3px solid var(--parchment);
  box-shadow: 0 0 0 1.5px var(--ink);
  color: var(--parchment);
  font-size: 21px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-inner h2 {
  font-family: 'IM Fell English SC', serif;
  font-weight: 400;
  font-size: clamp(22px, 4.6vw, 30px);
  letter-spacing: 0.06em;
  line-height: 1.15;
}

.dates { font-style: italic; color: var(--ink-soft); margin-top: 4px; font-size: 16px; }

.card-figure {
  margin: 16px auto 0;
  max-width: 420px;
}
.card-figure img {
  display: block;
  width: 100%;
  max-height: 300px;
  object-fit: contain;
  border: 1.5px solid var(--ink);
  box-shadow: 3px 3px 0 rgba(43, 38, 32, 0.25);
  background: #fff;
}
.card-figure figcaption {
  margin-top: 7px;
  font-style: italic;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--ink-soft);
}

#card-body, #epilogue-body {
  margin-top: 16px;
  text-align: left;
  font-size: clamp(15px, 2.4vw, 17.5px);
  line-height: 1.58;
}
#card-body p + p, #epilogue-body p + p { margin-top: 10px; }
#card-body em, #epilogue-body em { color: var(--ink); }

.artifact {
  position: relative;
  margin-top: 18px;
  padding: 9px 14px;
  border: 1px dashed var(--ink-soft);
  font-style: italic;
  font-size: 15px;
  color: var(--ink-soft);
}
.artifact b { color: var(--red); font-style: normal; }

/* a wax-red stamp for a first visit */
.artifact.stamped::after {
  content: 'CHARTED';
  position: absolute;
  top: -16px;
  right: -8px;
  transform: rotate(-9deg);
  font-family: 'IM Fell English SC', serif;
  font-style: normal;
  font-size: 15px;
  letter-spacing: 0.18em;
  color: var(--red);
  border: 2px solid var(--red);
  border-radius: 3px;
  padding: 1px 8px;
  background: rgba(239, 230, 208, 0.85);
  animation: stamp-in 0.45s cubic-bezier(0.25, 1.6, 0.5, 1) 0.25s backwards;
}
@keyframes stamp-in {
  from { opacity: 0; transform: rotate(-9deg) scale(2.2); }
  to { opacity: 1; transform: rotate(-9deg) scale(1); }
}

#card-close, #epilogue-close { margin-top: 20px; }

.epilogue-inner { max-width: 600px; }
.epilogue-inner h2 { margin-top: 14px; }
.ep-quote { margin-top: 18px; }

/* ---------- joystick ---------- */
#joystick {
  position: fixed;
  z-index: 15;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 1.5px solid rgba(43, 38, 32, 0.5);
  background: rgba(239, 230, 208, 0.25);
  pointer-events: none;
}
#stick {
  position: absolute;
  width: 46px;
  height: 46px;
  left: 32px;
  top: 32px;
  border-radius: 50%;
  background: rgba(178, 58, 44, 0.75);
  border: 1.5px solid rgba(43, 38, 32, 0.6);
}

/* first-time touch guidance, ghosted over the scene */
#touch-hint {
  position: fixed;
  inset: 0;
  z-index: 18;
  display: flex;
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.6s ease;
}
.hint-half {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  padding-bottom: 18vh;
  text-align: center;
  font-style: italic;
  font-size: 15px;
  color: var(--parchment);
  text-shadow: 0 1px 3px rgba(43, 38, 32, 0.8);
}
.hint-ring {
  width: 84px;
  height: 84px;
  border: 2.5px dashed rgba(239, 230, 208, 0.85);
  border-radius: 50%;
  animation: hint-breathe 1.8s ease-in-out infinite;
}
.hint-swipe {
  font-size: 44px;
  line-height: 84px;
  color: rgba(239, 230, 208, 0.9);
  animation: hint-sway 1.8s ease-in-out infinite;
}
@keyframes hint-breathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.12); } }
@keyframes hint-sway { 0%, 100% { transform: translateX(-12px); } 50% { transform: translateX(12px); } }

/* the visit button asks for attention the first time it ever appears */
#visit-btn.pulse { animation: bob 1.4s ease-in-out infinite, visit-glow 1.4s ease-in-out 3; }
@keyframes visit-glow {
  0%, 100% { box-shadow: 0 3px 0 #7d2418; }
  50% { box-shadow: 0 3px 0 #7d2418, 0 0 22px 6px rgba(212, 175, 55, 0.55); }
}

.save-note {
  margin-top: 12px;
  font-style: italic;
  font-size: 14px;
  color: var(--ink-soft);
}
.reset-link {
  margin: 0;
  padding: 0;
  font-size: 14px;
  font-style: italic;
  letter-spacing: normal;
  text-transform: none;
  color: var(--red);
  background: none;
  border: none;
  border-bottom: 1px dashed var(--red);
  border-radius: 0;
  box-shadow: none;
  cursor: pointer;
}
.reset-link:hover { transform: none; color: var(--ink); border-color: var(--ink); }
.reset-link:active { transform: none; box-shadow: none; }

@media (max-width: 700px) {
  #chart-key { width: 188px; font-size: 12.5px; top: 60px; }
  #chart-key summary { font-size: 13px; }
  #hud-top { top: 8px; }
  .card-inner { padding: 30px 20px 24px; }
  #compass { bottom: auto; top: 60px; left: 14px; right: auto; width: 46px; height: 46px; }
  #compass-arrow::before { top: 7px; border-left-width: 5px; border-right-width: 5px; border-bottom-width: 14px; }
  #view-btn { bottom: 14px; right: 14px; left: auto; font-size: 13px; padding: 7px 12px; }
  #mute-btn { bottom: 58px; right: 14px; left: auto; }
}