/* ============================================================
   WHY STUDIO MATH LEARNING — Assessment Game Styles
   game-styles-assessment.css

   Cool slate/blue colour scheme to distinguish assessment
   from practice games.
   ============================================================ */

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

:root {
  --accent:    #4a6fa5;
  --accent-dk: #2e4f7e;
  --navy:      #1a2744;
  --soft-bg:   #f4f6fa;
  --card-bg:   #ffffff;
  --border:    #d0d8e8;
  --text-main: #1a2744;
  --text-sub:  #6b7a99;
  --correct-bg: #EAF3DE;
  --correct-bd: #639922;
  --correct-tx: #27500A;
  --wrong-bg:   #FCEBEB;
  --wrong-bd:   #A32D2D;
  --wrong-tx:   #501313;
}

html, body {
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: var(--soft-bg);
  color: var(--text-main);
  min-height: 100vh;
}

#app {
  max-width: 520px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

/* ── Screens ── */
.screen { display: none; }
.screen.active { display: block; }

/* ── Start screen ── */
#game-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

#game-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.ws-assess-pill {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 20px;
  margin: 0 4px 8px 0;
}

.ws-game-pills { margin-bottom: 1.5rem; }

.start-fields {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-bottom: 1.25rem;
}

.start-fields label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 4px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.start-fields input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  color: var(--text-main);
  background: var(--card-bg);
}

.start-fields input:focus {
  outline: none;
  border-color: var(--accent);
}

#start-error {
  font-size: 13px;
  color: var(--wrong-tx);
  background: var(--wrong-bg);
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 1rem;
  display: none;
}

.start-btn {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 17px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s;
}

.start-btn:hover { background: var(--accent-dk); }

/* ── Assessment badge label ── */
.assess-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  text-align: center;
  margin-bottom: 0.75rem;
}

/* ── Top bar ── */
#top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

#fact-type-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
}

#progress-text {
  font-size: 12px;
  color: var(--text-sub);
  font-weight: 500;
}

/* ── Progress bar ── */
#prog-bar {
  height: 5px;
  background: var(--border);
  border-radius: 99px;
  margin-bottom: 2rem;
  overflow: hidden;
}

#prog-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 0.3s ease;
}

/* ── Question area ── */
#question-area {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 2rem 1.5rem 1.5rem;
  margin-bottom: 1rem;
  text-align: center;
}

#q-text {
  font-size: 38px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 1.5rem;
  letter-spacing: -0.5px;
}

.assess-input {
  width: 110px;
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  padding: 10px 8px;
  border: 2px solid var(--border);
  border-radius: 12px;
  background: var(--soft-bg);
  color: var(--navy);
  font-family: inherit;
  -moz-appearance: textfield;
  display: block;
  margin: 0 auto 1.25rem;
}

.assess-input:focus {
  outline: none;
  border-color: var(--accent);
}

.assess-input::-webkit-inner-spin-button,
.assess-input::-webkit-outer-spin-button { -webkit-appearance: none; }

.assess-input.correct {
  border-color: var(--correct-bd);
  background: var(--correct-bg);
  color: var(--correct-tx);
}

.assess-input.wrong {
  border-color: var(--wrong-bd);
  background: var(--wrong-bg);
  color: var(--wrong-tx);
}

.check-btn {
  padding: 11px 32px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s;
}

.check-btn:hover { background: var(--accent-dk); }
.check-btn:disabled { opacity: 0.45; cursor: default; }

/* ── Feedback ── */
#feedback-row {
  min-height: 28px;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--correct-tx);
  margin-bottom: 0.5rem;
}

.next-btn {
  display: block;
  width: 100%;
  padding: 13px;
  background: var(--card-bg);
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.next-btn:hover { background: var(--accent); color: #fff; }

/* ── Results screen ── */
#results-screen h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 0.5rem;
}

#completion-msg {
  font-size: 15px;
  color: var(--text-sub);
  margin-bottom: 2rem;
  line-height: 1.6;
}

#submit-section {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 1rem;
}

#submit-section label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 4px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

#submit-name {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  color: var(--text-main);
  background: var(--soft-bg);
  margin-bottom: 1rem;
}

#submit-name:focus { outline: none; border-color: var(--accent); }

#submit-btn {
  width: 100%;
  padding: 13px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s;
}

#submit-btn:hover { background: var(--accent-dk); }
#submit-btn:disabled { opacity: 0.55; cursor: default; }

#submit-status {
  margin-top: 0.75rem;
  font-size: 13px;
  text-align: center;
}

.status-ok  { color: var(--correct-tx); }
.status-err { color: var(--wrong-tx); }

.again-btn {
  width: 100%;
  padding: 13px;
  background: transparent;
  color: var(--text-sub);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  margin-top: 0.75rem;
}

.again-btn:hover { border-color: var(--accent); color: var(--accent); }