/* =====================================================
   GLOBAL
   ===================================================== */
html, body {
  margin: 0;
  padding: 0;
  background: #0f1115;
  color: #eaeaea;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  overflow: hidden;
  overscroll-behavior: none;
}

/* =====================================================
   CANVAS (ALWAYS BELOW UI)
   ===================================================== */
canvas {
  position: fixed !important;
  inset: 0;
  z-index: 1;
  pointer-events: auto;
  touch-action: none;
}

/* =====================================================
   TOP UI BAR
   ===================================================== */
#top-controls {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 30;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  max-width: calc(100vw - 24px);
}

#ui {
  background: rgba(20, 24, 32, 0.85);
  padding: 10px 14px;
  border-radius: 8px;
}

#plasticity-dock {
  display: none;
  align-items: flex-start;
  margin-top: 28px;
}

#ui h1 {
  font-size: 16px;
  margin: 0 0 6px 0;
}

.sim-title-row{
  display:flex;
  align-items:center;
  gap:12px;
}

.sim-credit{
  font-size:13px;
  color:rgba(255,255,255,0.65);
  font-weight:400;
  letter-spacing:0.2px;
  white-space:nowrap;
}

.buttons {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

button {
  background: #2e7df6;
  color: white;
  border: none;
  border-radius: 4px;
  padding: 6px 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: #1f64d8;
}

.toggle {
  font-weight: 700;
}

body.mobile-touch-ui #top-controls {
  top: calc(8px + env(safe-area-inset-top));
  left: calc(8px + env(safe-area-inset-left));
  right: calc(8px + env(safe-area-inset-right));
  max-width: none;
}

body.mobile-touch-ui #ui {
  width: 100%;
  background: rgba(16, 20, 28, 0.92);
  padding: 12px;
  border-radius: 12px;
}

body.mobile-touch-ui #ui h1 {
  font-size: 14px;
  margin-bottom: 8px;
}

body.mobile-touch-ui .sim-title-row {
  flex-wrap: wrap;
  gap: 6px;
}

body.mobile-touch-ui .sim-credit {
  font-size: 12px;
  white-space: normal;
}

body.mobile-touch-ui .buttons {
  gap: 8px;
}

body.mobile-touch-ui button,
body.mobile-touch-ui .toggle {
  min-height: 42px;
  font-size: 14px;
}

body.mobile-touch-ui button {
  padding: 8px 12px;
}

body.mobile-touch-ui .toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: 8px;
  background: rgba(46, 125, 246, 0.16);
  border: 1px solid rgba(126, 182, 255, 0.24);
}

body.mobile-touch-ui .toggle input {
  width: 18px;
  height: 18px;
}

body.mobile-touch-ui .panel.left {
  top: auto;
  bottom: 12px;
  left: 12px;
  width: min(340px, calc(100vw - 24px));
  height: min(56vh, 460px);
  transform: translateY(115%);
}

body.mobile-touch-ui .panel.left.open {
  transform: translateY(0);
}

body.mobile-touch-ui .edge-tab.instructions {
  top: auto;
  bottom: 12px;
  left: 12px;
  width: 120px;
  height: 36px;
  writing-mode: horizontal-tb;
  text-orientation: initial;
  transform: none;
  border-radius: 10px;
}

body.mobile-touch-ui #event-log {
  display: none !important;
}

.plasticity-btn {
  background: linear-gradient(135deg, #355589 0%, #28576f 48%, #2d7a6e 100%);
  color: #ffffff;
  min-width: 156px;
  min-height: 50px;
  padding: 8px 14px;
  font-size: 16px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 700;
  border: 1px solid rgba(180, 228, 255, 0.52);
  box-shadow: 0 6px 18px rgba(45, 126, 246, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  letter-spacing: 0.2px;
}

.plasticity-btn:hover {
  background: linear-gradient(135deg, #3e67a1 0%, #2f6c8d 50%, #3b8e80 100%);
  box-shadow: 0 8px 20px rgba(54, 142, 255, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.plasticity-btn .ltp-token,
.plasticity-btn .ltd-token {
  color: #ffffff;
  font-weight: 700;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

.plasticity-btn.running .ltp-token,
.plasticity-btn.running .ltd-token {
  color: #ffffff;
}

.plasticity-btn.running {
  animation: plasticityPulse 1.5s ease-in-out infinite;
}

.plasticity-btn.phase-ltp .ltp-token {
  color: #39ff14;
  text-shadow: 0 0 10px rgba(57, 255, 20, 0.7);
}

.plasticity-btn.phase-ltd .ltd-token {
  color: #ff2b2b;
  text-shadow: 0 0 10px rgba(255, 43, 43, 0.7);
}

@keyframes plasticityPulse {
  0%, 100% {
    box-shadow: 0 6px 18px rgba(45, 126, 246, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  }
  50% {
    box-shadow: 0 10px 24px rgba(67, 168, 255, 0.42), 0 0 16px rgba(80, 220, 190, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  }
}

/* =====================================================
   PANELS
   ===================================================== */
.panel {
  position: fixed;
  background: rgba(20, 22, 28, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  z-index: 20;
  transition: transform 0.35s ease;
  backdrop-filter: blur(6px);
}

/* ---------------- LEFT: INSTRUCTIONS ---------------- */
.panel.left {
  top: 80px;
  left: 12px;
  width: 270px;
  height: calc(100vh - 96px);
  padding: 14px 16px;
  font-size: 13px;
  line-height: 1.45;
  overflow-y: auto;

  /* DEFAULT: closed */
  transform: translateX(-110%);
}

.panel-content {
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  box-sizing: border-box;
  padding-right: 6px;
}

/* OPEN STATE */
.panel.left.open {
  transform: translateX(0);
}

/* ---------------- BOTTOM: OBSERVATIONS ---------------- */
.panel.bottom {
  bottom: 12px;
  left: 50%;
  width: calc(100vw - 48px);
  padding: 12px 18px;
  font-size: 13px;

  /* DEFAULT: closed */
  transform: translate(-50%, 120%);
}

/* OPEN STATE */
.panel.bottom.open {
  transform: translate(-50%, 0);
}

/* =====================================================
   EDGE TABS
   ===================================================== */
.edge-tab {
  position: fixed;
  background: rgba(30, 34, 44, 0.95);
  color: #eaeaea;
  font-weight: 600;
  letter-spacing: 0.6px;
  cursor: pointer;
  z-index: 50;

  display: flex;
  align-items: center;
  justify-content: center;

  user-select: none;
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.edge-tab:hover {
  background: rgba(60, 120, 255, 0.9);
  box-shadow: 0 0 12px rgba(90, 140, 255, 0.35);
}

/* Instructions tab (vertical) */
.edge-tab.instructions {
  top: 50%;
  left: 0;
  width: 44px;
  height: 200px;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: translateY(-50%);
  border-radius: 10px 10px 0 0;
}

/* =====================================================
   EVENT LOG — METABOLIC SUMMARY WINDOW
   ===================================================== */
#event-log {
  position: fixed;
  right: 14px;
  bottom: 14px;

  width: 320px;
  max-height: 120px;   /* shows ~3–5 lines */
  padding: 8px 10px;

  overflow-y: auto;
  overflow-x: hidden;

  background: rgba(18, 20, 26, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;

  z-index: 25;
  pointer-events: auto;

  font-size: 12px;
  line-height: 1.4;
}

/* Hidden state (toggle-controlled) */
#event-log.hidden {
  display: none;
}

/* Individual summary lines */
.event-line {
  margin-bottom: 4px;
  opacity: 0.9;
}

/* =====================================================
   SEMANTIC COLORS (MATCH JS)
   ===================================================== */
.event-neural    { color: #ffd966; }
.event-vascular  { color: #ff6f6f; }
.event-glial     { color: #b58cff; }
.event-system,
.event-low       { color: #b0b0b0; }

/* =====================================================
   MOBILE ADJUSTMENTS
   ===================================================== */
@media (max-width: 600px) {

  #top-controls {
    top: calc(8px + env(safe-area-inset-top));
    left: calc(8px + env(safe-area-inset-left));
    right: calc(8px + env(safe-area-inset-right));
    gap: 6px;
  }

  #ui {
    max-width: calc(100vw - 16px);
  }

  #plasticity-dock {
    margin-top: 24px;
  }

  #ui h1 {
    font-size: 14px;
  }

  .sim-title-row {
    flex-wrap: wrap;
    gap: 6px;
  }

  .sim-credit {
    font-size: 12px;
    white-space: normal;
  }

  button {
    padding: 6px 8px;
    font-size: 12px;
  }

  .panel.left {
    width: 240px;
  }

  .panel.bottom {
    padding: 10px 14px;
  }

  .edge-tab.instructions {
    height: 160px;
    font-size: 12px;
  }

  #event-log {
    width: calc(100vw - 28px);
  }
}