/**
 * PauseQuestionModal — Framed Notice Board
 *
 * Appears after the stimulus document is scrolled/read.
 * z-index: 25 — above stimuli overlay (z:15), below modals (z:100).
 *
 * Structure:
 *   .pqm-backdrop              — game scene visible at 20% opacity, blurred
 *   .pqm-frame                 — ornate SVG border notice board
 *     .pqm-body                — lined paper question area
 *       .pqm-question          — question stem
 *       .pqm-options           — ledger-line radio rows
 *     .pqm-actions             — embossed brass plate buttons
 *   .pqm-cross-role-card       — offset card top-right, 80% scale, 2deg rotation
 *
 * Entrance: drops from above with slight bounce (bounceIn keyframe).
 */

/* ── Backdrop ────────────────────────────────────────────────────────────── */
.pqm-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  pointer-events: none;

  /* Game scene visible at 20% — achieved by a dark overlay on top of the
     already-blurred stimuli-overlay backdrop */
  background: rgba(6, 4, 2, 0.80);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  
  animation: pqmBackdropFade 0.4s ease-out forwards;
}

@keyframes pqmBackdropFade {
  0% { opacity: 0; backdrop-filter: blur(0px); }
  100% { opacity: 1; backdrop-filter: blur(4px); }
}

/* ── Main modal wrapper (positions frame + cross-role card) ──────────────── */
.pqm-wrapper {
  position: relative;
  max-width: 640px;
  width: 100%;
  pointer-events: auto;
  /* Entrance animation: smooth slide up */
  animation: pqmSlideUp 350ms cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@keyframes pqmSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pqm-wrapper {
    animation: none;
  }
}

/* ── Ornate frame ────────────────────────────────────────────────────────── */
.pqm-frame {
  position: relative;
  background: #1c1a14;
  border: 3px solid #8a6a3a;
  border-radius: 3px;
  padding: 0;
  box-shadow:
    0 0 0 1px #5a4020,
    0 0 0 5px #1c1a14,
    0 0 0 6px #8a6a3a,
    0 12px 48px rgba(0, 0, 0, 0.8),
    inset 0 0 40px rgba(0, 0, 0, 0.4);
}

/* SVG ornate border — injected as .pqm-border-svg by JS */
.pqm-border-svg {
  position: absolute;
  inset: -2px;
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  pointer-events: none;
  z-index: 1;
  overflow: visible;
}

/* Frame header band */
.pqm-header {
  position: relative;
  z-index: 2;
  padding: 0.75rem 1.5rem 0.6rem;
  border-bottom: 1px solid rgba(138, 106, 58, 0.4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: linear-gradient(180deg, rgba(138, 106, 58, 0.12) 0%, transparent 100%);
}

.pqm-header-label {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #8a6a3a;
}

.pqm-spice-tag {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: rgba(138, 106, 58, 0.7);
}

/* ── Lined paper body ────────────────────────────────────────────────────── */
.pqm-body {
  position: relative;
  z-index: 2;
  padding: 1.5rem 1.75rem 1.25rem;

  /* Lined paper: warm off-white with horizontal rules */
  background-color: #f2ead8;
  background-image:
    repeating-linear-gradient(
      transparent,
      transparent 27px,
      rgba(138, 106, 58, 0.18) 27px,
      rgba(138, 106, 58, 0.18) 28px
    );

  /* Left margin rule */
  border-left: 3px solid rgba(180, 80, 60, 0.25);
  margin-left: 2.5rem;
}

/* Red margin line */
.pqm-body::before {
  content: '';
  position: absolute;
  left: -2.5rem;
  top: 0;
  bottom: 0;
  width: 2.5rem;
  background: #f2ead8;
  border-right: 2px solid rgba(180, 80, 60, 0.3);
}

.pqm-question {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.98rem;
  line-height: 1.75;
  color: #1a1208;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(138, 106, 58, 0.2);
}

/* ── Ledger-line option rows ─────────────────────────────────────────────── */
.pqm-options {
  display: flex;
  flex-direction: column;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.pqm-option-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(138, 106, 58, 0.15);
  cursor: pointer;
  transition: background 0.12s ease;
  border-radius: 1px;
}

.pqm-option-row:last-child {
  border-bottom: none;
}

.pqm-option-row:hover {
  background: rgba(138, 106, 58, 0.07);
}

.pqm-option-row:focus-within {
  outline: 2px solid #8a6a3a;
  outline-offset: 1px;
}

/* Brass radio bullet */
.pqm-radio {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border-radius: 50%;
  border: 2px solid #8a6a3a;
  background: radial-gradient(circle at 35% 35%, #e8c870, #b8860b 60%, #7a5010);
  box-shadow:
    inset 0 1px 2px rgba(255, 220, 100, 0.4),
    inset 0 -1px 2px rgba(0, 0, 0, 0.3),
    0 1px 3px rgba(0, 0, 0, 0.4);
  position: relative;
  cursor: pointer;
  transition: box-shadow 0.12s ease;
}

/* Hidden real radio input */
.pqm-radio-input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

/* Selected state: inner dot */
.pqm-option-row.selected .pqm-radio::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #1a1208;
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
}

.pqm-option-row.selected .pqm-radio {
  box-shadow:
    inset 0 1px 2px rgba(255, 220, 100, 0.6),
    inset 0 -1px 2px rgba(0, 0, 0, 0.3),
    0 0 6px rgba(212, 175, 55, 0.5);
}

/* Correct / incorrect feedback */
.pqm-option-row.correct .pqm-radio {
  border-color: #2a6a2a;
  background: radial-gradient(circle at 35% 35%, #80e080, #2a8a2a 60%, #1a5a1a);
}

.pqm-option-row.incorrect .pqm-radio {
  border-color: #8b0000;
  background: radial-gradient(circle at 35% 35%, #e08080, #8b2020 60%, #5a1010);
}

.pqm-option-row.disabled {
  cursor: default;
  pointer-events: none;
}

.pqm-option-label {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.9rem;
  line-height: 1.6;
  color: #1a1208;
  flex: 1;
  cursor: pointer;
}

.pqm-option-row.correct .pqm-option-label  { color: #1a4a1a; font-weight: 600; }
.pqm-option-row.incorrect .pqm-option-label { color: #6a1010; text-decoration: line-through; }

/* ── Explanation panel ───────────────────────────────────────────────────── */
.pqm-explanation {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(138, 106, 58, 0.1);
  border-left: 3px solid #8a6a3a;
  border-radius: 1px;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 0.85rem;
  line-height: 1.7;
  color: #1a1208;
}

.pqm-explanation.hidden { display: none; }

/* ── Embossed brass action buttons ──────────────────────────────────────── */
.pqm-actions {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 0.75rem;
  padding: 1rem 1.75rem 1.25rem;
  background: #1c1a14;
  border-top: 1px solid rgba(138, 106, 58, 0.3);
  flex-wrap: wrap;
}

/* Shared brass plate base */
.pqm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0.5rem 1.4rem;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: box-shadow 0.15s ease, transform 0.1s ease, background 0.15s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.pqm-btn:focus {
  outline: 2px solid #d4af37;
  outline-offset: 2px;
}

.pqm-btn:active {
  transform: translateY(1px);
}

/* Primary: Submit Answer — embossed brass */
.pqm-btn-submit {
  background: linear-gradient(180deg, #c8a030 0%, #8a6a10 50%, #b89030 100%);
  color: #1a1208;
  box-shadow:
    0 2px 0 #5a4008,
    0 3px 6px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 220, 80, 0.4);
  flex: 1;
  min-width: 160px;
}

.pqm-btn-submit:hover:not(:disabled) {
  background: linear-gradient(180deg, #d4b840 0%, #9a7a20 50%, #c8a040 100%);
  box-shadow:
    0 2px 0 #5a4008,
    0 4px 12px rgba(212, 175, 55, 0.45),
    inset 0 1px 0 rgba(255, 220, 80, 0.5);
}

/* Active glow state (answer selected) */
.pqm-btn-submit.ready {
  box-shadow:
    0 2px 0 #5a4008,
    0 0 16px rgba(212, 175, 55, 0.6),
    0 4px 12px rgba(212, 175, 55, 0.4),
    inset 0 1px 0 rgba(255, 220, 80, 0.5);
  animation: brassGlow 1.8s ease-in-out infinite;
}

@keyframes brassGlow {
  0%, 100% { box-shadow: 0 2px 0 #5a4008, 0 0 12px rgba(212, 175, 55, 0.5), inset 0 1px 0 rgba(255,220,80,0.4); }
  50%       { box-shadow: 0 2px 0 #5a4008, 0 0 24px rgba(212, 175, 55, 0.8), inset 0 1px 0 rgba(255,220,80,0.6); }
}

.pqm-btn-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  animation: none;
}

/* Secondary: Open Inventory — darker brass */
.pqm-btn-inventory {
  background: linear-gradient(180deg, #4a3a20 0%, #2e2410 50%, #3e3018 100%);
  color: #c8a870;
  box-shadow:
    0 2px 0 #1a1208,
    0 3px 6px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(138, 106, 58, 0.3);
  min-width: 140px;
}

.pqm-btn-inventory:hover {
  background: linear-gradient(180deg, #5a4a28 0%, #3e3018 50%, #4e4020 100%);
  color: #d4b880;
  box-shadow:
    0 2px 0 #1a1208,
    0 4px 10px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(138, 106, 58, 0.4);
}

.pqm-btn-inventory .pqm-btn-icon {
  font-size: 1rem;
  line-height: 1;
}

/* ── Cross-Role Perspective card ─────────────────────────────────────────── */
.pqm-cross-role-card {
  position: absolute;
  top: -18px;
  right: -22px;
  width: 200px;
  z-index: 3;

  /* 80% scale, 2deg rotation */
  transform: rotate(2deg) scale(0.8);
  transform-origin: top right;

  background: #1c1a14;
  border: 2px solid #8a6a3a;
  border-radius: 2px;
  box-shadow:
    0 0 0 1px #5a4020,
    0 0 0 3px #1c1a14,
    0 0 0 4px #8a6a3a,
    0 6px 20px rgba(0, 0, 0, 0.7);

  /* Entrance: slight delay after main modal */
  animation: pqmCardSlide 380ms 120ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes pqmCardSlide {
  from {
    opacity: 0;
    transform: rotate(2deg) scale(0.8) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: rotate(2deg) scale(0.8) translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pqm-cross-role-card {
    animation: none;
  }
}

.pqm-cross-role-header {
  padding: 0.4rem 0.6rem 0.3rem;
  border-bottom: 1px solid rgba(138, 106, 58, 0.35);
  background: linear-gradient(180deg, rgba(138, 106, 58, 0.15) 0%, transparent 100%);
}

.pqm-cross-role-label {
  font-family: 'Courier New', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #8a6a3a;
  display: block;
}

.pqm-cross-role-body {
  padding: 0.5rem 0.6rem;
  background-color: #f2ead8;
  background-image: repeating-linear-gradient(
    transparent, transparent 19px,
    rgba(138, 106, 58, 0.18) 19px,
    rgba(138, 106, 58, 0.18) 20px
  );
  font-family: Georgia, serif;
  font-size: 0.72rem;
  line-height: 1.55;
  color: #1a1208;
  min-height: 60px;
}

/* ── Mobile ──────────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .pqm-cross-role-card {
    display: none; /* too cramped on small screens */
  }

  .pqm-body {
    margin-left: 0;
    border-left: none;
    padding: 1.25rem 1rem;
  }

  .pqm-body::before {
    display: none;
  }

  .pqm-actions {
    flex-direction: column;
    padding: 0.75rem 1rem 1rem;
  }

  .pqm-btn {
    width: 100%;
  }
}

/* ── Inventory Reminder Hint ─────────────────────────────────────────────── */
.pqm-inventory-hint {
  position: fixed;
  bottom: 120px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.95) 0%, rgba(184, 134, 11, 0.95) 100%);
  color: #1a1208;
  padding: 0.8rem 1.4rem;
  border-radius: 4px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: normal;
  text-align: center;
  max-width: 320px;
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  z-index: 10001; /* Above the backdrop */
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  
  display: flex;
  align-items: center;
  gap: 10px;
  
  animation: pqmHintEntrance 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
}

.pqm-inventory-hint-icon {
  font-size: 1.2rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.pqm-inventory-hint.fade-out {
  animation: pqmHintExit 0.5s ease-in forwards;
}

@keyframes pqmHintEntrance {
  0% {
    opacity: 0;
    transform: translateX(-50%) translateY(40px) scale(0.9);
  }
  100% {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
}

@keyframes pqmHintExit {
  0% {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px) scale(0.95);
  }
}

@media (max-width: 600px) {
  .pqm-inventory-hint {
    bottom: 20px;
    width: calc(100% - 40px);
    font-size: 0.75rem;
  }
}