/* ============================================================
   CHS Field Ready — Pixel-Art Style, White Background, Responsive
   ============================================================ */

/* Both families are served by us rather than imported from Google, so the
   page is set in the same faces in every browser and makes no third-party
   request to render. Inter is the variable font, which draws every weight the
   page asks for instead of leaving the browser to fake the ones the static
   import did not cover. See public/fonts/README.md. */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/fonts/inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* `swap` rather than the default on the pixel face too: the fallback is a
   monospace, so the layout barely moves when the real file arrives, and the
   text stays readable in the meantime instead of going invisible. */
@font-face {
  font-family: 'Press Start 2P';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/press-start-2p-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Press Start 2P';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/press-start-2p-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- CSS Variables ---------- */
:root {
  --pixel-size: 3px;
  --white: #ffffff;
  --off-white: #f8f8f8;
  --light-gray: #e8e8e8;
  --mid-gray: #b0b0b0;
  --dark-gray: #444444;
  --black: #111111;

  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --success: #16a34a;
  --success-light: #dcfce7;
  --warning: #d97706;
  --warning-light: #fef3c7;
  --danger: #dc2626;
  --danger-light: #fee2e2;

  --pixel-border: 3px solid var(--black);
  --pixel-shadow: 4px 4px 0 var(--black);
  --pixel-shadow-sm: 2px 2px 0 var(--black);

  /* The fallbacks are named families rather than `system-ui`/`ui-sans-serif`,
     which each engine resolves for itself and so can hand a noticeably lighter
     face to one browser than to the next. Same chain as --font-sans in
     app/styles.css. */
  --font-pixel: 'Press Start 2P', ui-monospace, SFMono-Regular, Menlo, Consolas, 'Courier New', monospace;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

  --radius: 0px; /* pixel art = no rounded corners by default */
  --max-width: 760px;
}

/* ---------- Reset ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--white);
  color: var(--black);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
}

.back-to-hub-float {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 2000;
  background: var(--white);
  color: var(--black);
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  padding: 8px 10px;
  text-decoration: none;
  font-family: var(--font-pixel);
  font-size: 0.5rem;
}

.back-to-hub-float:hover {
  background: var(--light-gray);
}

/* ---------- Screen Containers ---------- */
.screen {
  display: none;
  width: 100%;
  min-height: 100vh;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 16px;
}

.screen.active {
  display: flex;
}

.game-container {
  width: 100%;
  max-width: var(--max-width);
}

/* ---------- Pixel Border Utility ---------- */
.pixel-box {
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
  background: var(--white);
}

.pixel-box-sm {
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--white);
}

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-pixel);
  font-size: 0.6rem;
  cursor: pointer;
  padding: 12px 20px;
  border: 3px solid var(--black);
  box-shadow: 4px 4px 0 var(--black);
  background: var(--primary);
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: transform 80ms, box-shadow 80ms;
  display: inline-block;
  text-align: center;
  white-space: normal;
  line-height: 1.6;
}

.btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--black);
}

.btn:active {
  transform: translate(3px, 3px);
  box-shadow: 1px 1px 0 var(--black);
}

.btn-large {
  font-size: 0.65rem;
  padding: 16px 28px;
  box-shadow: 6px 6px 0 var(--black);
}

.btn-large:hover {
  box-shadow: 7px 7px 0 var(--black);
}

.btn-secondary {
  background: var(--white);
  color: var(--black);
}

.btn-success {
  background: var(--success);
}

.btn-disabled {
  background: var(--mid-gray);
  cursor: not-allowed;
  pointer-events: none;
}

/* Answer option buttons */
.option-btn {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  padding: 14px 18px;
  border: 3px solid var(--black);
  box-shadow: 4px 4px 0 var(--black);
  background: var(--white);
  color: var(--black);
  width: 100%;
  text-align: left;
  transition: transform 80ms, box-shadow 80ms, background 120ms;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.5;
  margin-bottom: 10px;
}

.option-btn:hover:not(.answered) {
  background: var(--primary-light);
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--black);
}

.option-btn:active:not(.answered) {
  transform: translate(3px, 3px);
  box-shadow: 1px 1px 0 var(--black);
}

.option-btn .option-letter {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  min-width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--black);
  background: var(--light-gray);
  flex-shrink: 0;
  margin-top: 1px;
}

.option-btn.correct {
  background: var(--success-light);
  border-color: var(--success);
  box-shadow: 4px 4px 0 var(--success);
}

.option-btn.correct .option-letter {
  background: var(--success);
  color: var(--white);
  border-color: var(--success);
}

.option-btn.partial {
  background: var(--warning-light);
  border-color: var(--warning);
  box-shadow: 4px 4px 0 var(--warning);
}

.option-btn.partial .option-letter {
  background: var(--warning);
  color: var(--white);
  border-color: var(--warning);
}

.option-btn.incorrect {
  background: var(--danger-light);
  border-color: var(--danger);
  box-shadow: 4px 4px 0 var(--danger);
}

.option-btn.incorrect .option-letter {
  background: var(--danger);
  color: var(--white);
  border-color: var(--danger);
}

.option-btn.dimmed {
  opacity: 0.45;
}

.option-btn.answered {
  cursor: default;
}

/* ---------- Placeholder Image ---------- */
.placeholder-img {
  width: 100%;
  aspect-ratio: 16 / 7;
  background: var(--light-gray);
  border: var(--pixel-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.placeholder-img .pixel-art-bg {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 7px, rgba(0,0,0,0.15) 7px, rgba(0,0,0,0.15) 8px),
    repeating-linear-gradient(90deg, transparent, transparent 7px, rgba(0,0,0,0.15) 7px, rgba(0,0,0,0.15) 8px);
}

.placeholder-img .img-label {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: var(--dark-gray);
  text-align: center;
  padding: 8px;
  position: relative;
  z-index: 1;
  line-height: 2;
}

.placeholder-img .scene-illustration {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Colored scene placeholders */
.placeholder-img.scene-0  { background: #e0f2fe; }
.placeholder-img.scene-1  { background: #fef9c3; }
.placeholder-img.scene-2  { background: #d1fae5; }
.placeholder-img.scene-3  { background: #ede9fe; }
.placeholder-img.scene-4  { background: #fee2e2; }
.placeholder-img.scene-5  { background: #e0f2fe; }
.placeholder-img.scene-6  { background: #fce7f3; }
.placeholder-img.scene-7  { background: #ecfdf5; }
.placeholder-img.scene-8  { background: #fff7ed; }
.placeholder-img.scene-9  { background: #f0f9ff; }
.placeholder-img.scene-epilogue { background: #fffbeb; }
.placeholder-img.scene-menu     { background: #dbeafe; margin-bottom: 1.5rem; }

/* Pixel character avatar */
.avatar-img {
  width: 72px;
  height: 72px;
  border: var(--pixel-border);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.avatar-img .avatar-pixel {
  font-size: 2.2rem;
  line-height: 1;
}

.avatar-img .avatar-portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- Speech Bubbles ---------- */
.bubble {
  position: relative;
  background: var(--white);
  border: 3px solid var(--black);
  box-shadow: var(--pixel-shadow);
  padding: 16px 18px;
  margin-bottom: 12px;
  line-height: 1.65;
}

/* Tail pointing left (from character) */
.bubble.bubble-left::before {
  content: '';
  position: absolute;
  left: -14px;
  top: 18px;
  width: 0;
  height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-right: 12px solid var(--black);
}

.bubble.bubble-left::after {
  content: '';
  position: absolute;
  left: -9px;
  top: 20px;
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-right: 10px solid var(--white);
}

/* Tail pointing up (narrator from top) */
.bubble.bubble-narrator {
  background: var(--primary-light);
  border-color: var(--primary);
  box-shadow: 4px 4px 0 var(--primary);
}

.bubble.bubble-narrator::before {
  content: '';
  position: absolute;
  top: -14px;
  left: 24px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 12px solid var(--primary);
}

.bubble.bubble-narrator::after {
  content: '';
  position: absolute;
  top: -9px;
  left: 26px;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 10px solid var(--primary-light);
}

/* Feedback bubble */
.bubble.bubble-feedback {
  background: var(--off-white);
}

/* ---------- SCREEN: Menu ---------- */
#screen-menu {
  background: var(--white);
}

.menu-header {
  text-align: center;
  padding: 32px 0 20px;
}

.menu-title {
  font-family: var(--font-pixel);
  font-size: clamp(0.9rem, 3vw, 1.4rem);
  color: var(--primary);
  margin-bottom: 10px;
  line-height: 1.7;
  text-shadow: 3px 3px 0 var(--primary-dark);
}

.menu-subtitle {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--dark-gray);
  max-width: 480px;
  margin: 0 auto 24px;
  line-height: 1.5;
}

.menu-scene {
  margin: 0 0 24px;
}

.menu-description {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--dark-gray);
  line-height: 1.6;
  margin: 0 0 1.5rem;
  padding: 14px 16px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--off-white);
}

.menu-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 24px;
}

.info-card {
  padding: 12px 14px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--off-white);
}

.info-card .info-label {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: var(--primary);
  margin-bottom: 6px;
  display: block;
}

.info-card .info-value {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--black);
}

.how-to-play {
  padding: 16px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--primary-light);
  margin-bottom: 24px;
}

.how-to-play h3 {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  margin-bottom: 10px;
  color: var(--primary-dark);
}

.how-to-play p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--dark-gray);
}

.menu-cta {
  text-align: center;
  padding-bottom: 40px;
}

/* ---------- HUD (top bar during game) ---------- */
.hud {
  width: 100%;
  max-width: var(--max-width);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0 14px;
  gap: 12px;
}

.hud-score {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  padding: 8px 12px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--white);
  white-space: nowrap;
}

.hud-score span {
  color: var(--primary);
}

.progress-bar-wrap {
  flex: 1;
  height: 18px;
  border: 2px solid var(--black);
  background: var(--light-gray);
  overflow: hidden;
  position: relative;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary);
  transition: width 400ms ease;
}

.hud-chapter {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  white-space: nowrap;
  color: var(--dark-gray);
}

/* ---------- SCREEN: Prologue ---------- */
.chapter-title-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.chapter-badge {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  padding: 6px 10px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--primary);
  color: var(--white);
  white-space: nowrap;
}

.chapter-title {
  font-family: var(--font-pixel);
  font-size: clamp(0.6rem, 2.5vw, 0.85rem);
  color: var(--black);
  line-height: 1.7;
}

/* ---------- SCREEN: Chapter ---------- */
.scene-area {
  margin-bottom: 16px;
}

.character-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.character-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 72px;
}

.character-name {
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  color: var(--dark-gray);
  text-align: center;
}

.character-emotion {
  font-size: 0.72rem;
  color: var(--dark-gray);
  font-style: italic;
  text-align: center;
  line-height: 1.3;
  max-width: 72px;
}

.narrative-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--dark-gray);
}

.situation-box {
  background: var(--off-white);
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  padding: 14px 16px;
  margin-bottom: 16px;
}

.situation-label {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: var(--primary);
  margin-bottom: 8px;
  display: block;
}

.situation-text {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
}

.question-area {
  margin-bottom: 16px;
}

.question-text {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  color: var(--black);
  margin-bottom: 14px;
  line-height: 1.9;
}

/* ---------- SCREEN: Feedback ---------- */
.feedback-result-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 3px solid var(--black);
  box-shadow: var(--pixel-shadow);
  margin-bottom: 16px;
}

.feedback-result-banner.correct   { background: var(--success-light); box-shadow: 4px 4px 0 var(--success); }
.feedback-result-banner.partial   { background: var(--warning-light); box-shadow: 4px 4px 0 var(--warning); }
.feedback-result-banner.incorrect { background: var(--danger-light);  box-shadow: 4px 4px 0 var(--danger); }

.result-icon {
  font-size: 2rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.feedback-result-banner.correct   .result-icon { color: var(--success); }
.feedback-result-banner.partial   .result-icon { color: var(--warning); }
.feedback-result-banner.incorrect .result-icon { color: var(--danger); }

.result-meta { flex: 1; }

.result-label {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  display: block;
  margin-bottom: 4px;
}

.result-points {
  font-size: 1rem;
  font-weight: 700;
}

.feedback-section {
  margin-bottom: 14px;
}

.feedback-section-label {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: var(--primary);
  margin-bottom: 8px;
  display: block;
}

.feedback-text {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--dark-gray);
}

.chs-quote-box {
  background: var(--primary-light);
  border: 2px solid var(--primary);
  box-shadow: 4px 4px 0 var(--primary);
  padding: 14px 16px;
  margin-bottom: 16px;
}

.chs-quote-label {
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
  display: block;
}

.chs-quote-text {
  font-size: 0.88rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--primary-dark);
}

.learning-point-box {
  background: var(--success-light);
  border: 2px solid var(--success);
  box-shadow: 4px 4px 0 var(--success);
  padding: 14px 16px;
  margin-bottom: 16px;
}

.learning-label {
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  color: var(--success);
  margin-bottom: 8px;
  display: block;
}

.learning-text {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #14532d;
}

/* ---------- SCREEN: Epilogue ---------- */
.epilogue-header {
  text-align: center;
  padding: 24px 0 16px;
}

.epilogue-title {
  font-family: var(--font-pixel);
  font-size: clamp(0.7rem, 2.5vw, 1rem);
  color: var(--black);
  margin-bottom: 10px;
  line-height: 1.8;
}

.score-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 24px 0;
}

.score-circle {
  width: 120px;
  height: 120px;
  border: 5px solid var(--black);
  box-shadow: 6px 6px 0 var(--black);
  background: var(--primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.score-number {
  font-family: var(--font-pixel);
  font-size: 1.3rem;
  color: var(--white);
  line-height: 1;
}

.score-max {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: rgba(255,255,255,0.8);
  margin-top: 4px;
}

.badge-display {
  text-align: center;
  margin-bottom: 20px;
}

.badge-emoji {
  font-size: 3.5rem;
  display: block;
  margin-bottom: 8px;
}

.badge-title {
  font-family: var(--font-pixel);
  font-size: 0.7rem;
  color: var(--black);
  line-height: 1.8;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 0 0 24px;
}

.score-item {
  padding: 10px 8px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--off-white);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.score-item.correct-answer  { background: var(--success-light); border-color: var(--success); }
.score-item.partial-answer  { background: var(--warning-light); border-color: var(--warning); }
.score-item.incorrect-answer{ background: var(--danger-light);  border-color: var(--danger); }

.score-item .si-icon {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.score-item.correct-answer   .si-icon { color: var(--success); }
.score-item.partial-answer   .si-icon { color: var(--warning); }
.score-item.incorrect-answer .si-icon { color: var(--danger); }

.score-item .si-label {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  color: var(--dark-gray);
  display: block;
  margin-bottom: 4px;
  line-height: 1.8;
}

.score-item .si-value {
  font-family: var(--font-pixel);
  font-size: 0.9rem;
  color: var(--black);
}

.epilogue-narrative {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--dark-gray);
  margin-bottom: 20px;
}

.score-message-box {
  padding: 18px;
  border: 3px solid var(--black);
  box-shadow: var(--pixel-shadow);
  background: var(--off-white);
  margin-bottom: 24px;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--dark-gray);
}

.email-capture-box {
  padding: 16px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--primary-light);
  margin-bottom: 24px;
}

.email-capture-label {
  display: block;
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  margin-bottom: 8px;
  color: var(--primary-dark);
}

.email-capture-text {
  font-size: 0.88rem;
  color: var(--dark-gray);
  margin-bottom: 10px;
  line-height: 1.55;
}

.email-signup-form {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.email-signup-input {
  flex: 1;
  min-width: 0;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  padding: 12px 10px;
  font-size: 0.9rem;
  font-family: var(--font-body);
}

.email-signup-status {
  margin-top: 10px;
  min-height: 1.2em;
  font-size: 0.85rem;
  color: var(--dark-gray);
}

.game-reaction-box {
  padding: 16px;
  border: 2px solid var(--black);
  box-shadow: var(--pixel-shadow-sm);
  background: var(--off-white);
  margin-bottom: 24px;
}

.game-reaction-label {
  display: block;
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  margin-bottom: 10px;
  color: var(--black);
}

.game-reaction-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.reaction-btn {
  flex: 1;
  min-width: 180px;
}

.reaction-selected-up {
  background: var(--success);
  color: var(--white);
  border-color: var(--success);
  box-shadow: 4px 4px 0 var(--black);
}

.reaction-selected-down {
  background: var(--danger);
  color: var(--white);
  border-color: var(--danger);
  box-shadow: 4px 4px 0 var(--black);
}

.chs-summary {
  margin-bottom: 28px;
}

.chs-summary-title {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  margin-bottom: 12px;
  color: var(--black);
  line-height: 1.8;
}

.commitment-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.commitment-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 8px 10px;
  border: 2px solid var(--light-gray);
  background: var(--off-white);
  font-size: 0.82rem;
  line-height: 1.5;
}

.commitment-num {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: var(--primary);
  min-width: 22px;
  padding-top: 2px;
}

.epilogue-cta {
  text-align: center;
  padding-bottom: 40px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Divider / Section Break ---------- */
.pixel-divider {
  width: 100%;
  height: 4px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--black) 0px,
    var(--black) 8px,
    transparent 8px,
    transparent 14px
  );
  margin: 18px 0;
}

/* ---------- CHS Commitment Icon ---------- */
.commitment-icon {
  font-size: 1rem;
  min-width: 22px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding-top: 2px;
}

.commit-icon-correct  { color: var(--success); }
.commit-icon-partial  { color: var(--warning); }
.commit-icon-incorrect{ color: var(--danger); }

/* CHS commitment image icon (chapter header & epilogue list) */
.commit-img-icon {
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}

/* CHS flower on the main menu */
.chs-flower {
  display: block;
  width: clamp(80px, 25vw, 140px);
  height: auto;
  margin: 0 auto 20px;
}

/* ---------- Loading / Error ---------- */
#screen-loading {
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 24px;
}

.loading-title {
  font-family: var(--font-pixel);
  font-size: 0.75rem;
  color: var(--primary);
  line-height: 1.8;
}

.loading-dots {
  font-family: var(--font-pixel);
  font-size: 1.2rem;
  letter-spacing: 8px;
  color: var(--primary);
  animation: blink 1.2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

.error-box {
  padding: 20px;
  border: 3px solid var(--danger);
  box-shadow: 4px 4px 0 var(--danger);
  background: var(--danger-light);
  max-width: 500px;
}

.error-box h2 {
  font-family: var(--font-pixel);
  font-size: 0.65rem;
  margin-bottom: 10px;
  color: var(--danger);
}

.error-box p {
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ---------- Responsive ---------- */
@media (max-width: 520px) {
  :root { --pixel-shadow: 3px 3px 0 var(--black); }

  .menu-info-grid {
    grid-template-columns: 1fr;
  }

  .score-grid {
    grid-template-columns: 1fr 1fr;
  }

  .character-row {
    flex-direction: column;
    gap: 10px;
  }

  .character-info {
    flex-direction: row;
    min-width: unset;
    align-items: center;
  }

  .character-emotion {
    max-width: unset;
    text-align: left;
  }

  .bubble.bubble-left::before,
  .bubble.bubble-left::after {
    display: none;
  }

  .option-btn {
    font-size: 0.85rem;
  }

  .epilogue-cta {
    flex-direction: column;
    align-items: center;
  }

  .email-signup-form {
    flex-direction: column;
  }
}

@media (max-width: 380px) {
  .btn-large {
    font-size: 0.52rem;
    padding: 13px 18px;
  }
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeInUp 280ms ease forwards;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--light-gray); }
::-webkit-scrollbar-thumb { background: var(--mid-gray); border: 2px solid var(--light-gray); }