/* ===================================================
   inventions-attribution.css — Misattributed Inventions Styles
   =================================================== */

/* ===== Hero ===== */
.attr-hero {
  background: linear-gradient(135deg, #1a0a0a 0%, #2a1010 30%, #0a1a2a 70%, #1a1a0a 100%);
}

.attr-hero::before {
  background:
    radial-gradient(circle at 25% 45%, rgba(192,57,43,0.2) 0%, transparent 45%),
    radial-gradient(circle at 75% 55%, rgba(41,128,185,0.15) 0%, transparent 40%);
}

.attr-hero .subtitle { color: #e0a060; }

/* ===== Section Spacing ===== */
.attr-section { padding: 4rem 0; }
.attr-section + .attr-section { border-top: 1px solid var(--color-border); }

/* ===== Myth Section ===== */
.myth-content {
  max-width: 900px;
  margin: 0 auto;
}

.myth-intro {
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: 2.5rem;
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.reason-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.reason-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.reason-icon { font-size: 2rem; margin-bottom: 0.8rem; }
.reason-card h4 { font-size: 1rem; margin-bottom: 0.5rem; }
.reason-card p { font-size: 0.88rem; color: var(--color-text-secondary); margin: 0; line-height: 1.6; }

.purpose-box {
  background: linear-gradient(135deg, #f0f4f8, #e8f0f8);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
  border-left: 4px solid #5a7a9a;
}

.purpose-box h4 { color: #5a7a9a; margin-bottom: 0.8rem; }
.purpose-box p { font-size: 0.95rem; color: var(--color-text-secondary); margin: 0; line-height: 1.8; }

/* ===== Top 10 Section ===== */
.top-ten-section { background: var(--color-bg); }

/* ===== Invention Block ===== */
.invention-block {
  max-width: 900px;
  margin: 0 auto 2.5rem;
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
}

.invention-number {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2.5rem;
  color: var(--color-gold);
  opacity: 0.4;
  flex-shrink: 0;
  width: 60px;
  text-align: right;
  padding-top: 0.5rem;
  line-height: 1;
}

.invention-card {
  flex: 1;
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.invention-card:hover { box-shadow: var(--shadow-hover); }

.inv-top {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.5rem 2rem;
  background: linear-gradient(135deg, #faf6ee, #f5f0e4);
  border-bottom: 1px solid var(--color-border);
}

.inv-emoji { font-size: 2.5rem; flex-shrink: 0; }

.inv-title h3 { font-size: 1.3rem; margin-bottom: 0.3rem; }

.inv-western-claim {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.inv-western-claim strong { color: var(--color-accent); }

/* Inv Grid: China vs West */
.inv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.inv-col {
  padding: 1.5rem 2rem;
}

.inv-china {
  background: rgba(192,57,43,0.03);
  border-right: 1px solid var(--color-border);
}

.inv-col h4 { font-size: 0.95rem; margin-bottom: 0.6rem; }
.inv-col p { font-size: 0.9rem; color: var(--color-text-secondary); line-height: 1.7; margin: 0; }

/* Impact */
.inv-impact {
  padding: 1.2rem 2rem;
  background: var(--color-gold-light);
  border-top: 1px solid var(--color-border);
}

.inv-impact h4 { font-size: 0.95rem; margin-bottom: 0.5rem; color: var(--color-accent); }
.inv-impact p { font-size: 0.9rem; color: var(--color-text-secondary); margin: 0; line-height: 1.7; }

/* Evidence */
.inv-evidence {
  padding: 0.8rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-top: 1px solid var(--color-border);
}

.evidence-tag {
  background: var(--color-bg);
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* ===== Honorable Mentions ===== */
.mentions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.mention-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border-left: 4px solid var(--color-gold);
}

.mention-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.mention-emoji { font-size: 2rem; margin-bottom: 0.5rem; }
.mention-card h4 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.mention-card p { font-size: 0.88rem; color: var(--color-text-secondary); margin: 0; line-height: 1.6; }

/* ===== Why It Matters ===== */
.matter-section { background: var(--color-surface); }

.matter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  max-width: 960px;
  margin: 0 auto;
}

.matter-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.matter-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

.matter-num {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2rem;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}

.matter-card h3 { font-size: 1.1rem; margin-bottom: 0.8rem; }
.matter-card p { font-size: 0.93rem; color: var(--color-text-secondary); line-height: 1.8; margin: 0; }

/* ===== Other Side ===== */
.other-side-content {
  max-width: 900px;
  margin: 0 auto;
}

.other-side-content > p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.absorbed-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
  margin-bottom: 2.5rem;
}

.absorbed-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.absorbed-icon { font-size: 1.8rem; flex-shrink: 0; }
.absorbed-item h4 { font-size: 0.95rem; margin-bottom: 0.3rem; }
.absorbed-item p { font-size: 0.85rem; color: var(--color-text-secondary); margin: 0; line-height: 1.5; }

.attr-quote {
  border-left: 4px solid var(--color-gold);
  padding: 1.5rem 2rem;
  margin: 0 auto;
  background: linear-gradient(135deg, #faf6ee, #f5f0e4);
  border-radius: 0 var(--radius) var(--radius) 0;
  max-width: 800px;
}

.attr-quote p {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-ink);
  margin: 0;
  line-height: 1.7;
}

/* ===== Quiz Section ===== */
.quiz-section {
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  color: #fff;
}

.quiz-section .section-title h2 { color: #fff; }
.quiz-section .section-title p { color: rgba(255,255,255,0.7); }

.quiz-container {
  max-width: 650px;
  margin: 0 auto;
}

.quiz-progress {
  margin-bottom: 2rem;
}

#quiz-progress-text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 0.5rem;
  display: block;
}

.quiz-bar {
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  overflow: hidden;
}

.quiz-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
  border-radius: 3px;
  transition: width 0.4s ease;
  width: 0;
}

.q-text {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  color: #fff;
  line-height: 1.4;
}

.q-options {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.q-option {
  padding: 1rem 1.5rem;
  border: 2px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.05);
  color: #fff;
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.q-option:hover:not(:disabled) {
  border-color: var(--color-gold);
  background: rgba(255,255,255,0.1);
}

.q-option.correct {
  border-color: #27ae60;
  background: rgba(39,174,96,0.2);
  color: #2ecc71;
}

.q-option.wrong {
  border-color: #e74c3c;
  background: rgba(231,76,60,0.2);
  color: #e74c3c;
}

.q-option:disabled { cursor: default; }

.q-explain {
  padding: 1.2rem;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius);
  border-left: 4px solid var(--color-gold);
}

.q-explain p { font-size: 0.95rem; color: rgba(255,255,255,0.8); margin-bottom: 1rem; line-height: 1.6; }

.quiz-btn {
  background: var(--color-gold);
  color: var(--color-ink);
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: 25px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.quiz-btn:hover { background: #e0b850; transform: translateY(-1px); }

.quiz-btn-share {
  background: transparent;
  border: 2px solid var(--color-gold);
  color: var(--color-gold);
  margin-left: 0.5rem;
}

.quiz-btn-share:hover { background: var(--color-gold); color: var(--color-ink); }

/* Quiz Result */
.result-score {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 3rem;
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 0.5rem;
}

.result-text {
  text-align: center;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2rem;
}

.result-actions {
  text-align: center;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .invention-block {
    flex-direction: column;
    gap: 0;
  }

  .invention-number {
    width: auto;
    text-align: left;
    font-size: 1.5rem;
    padding: 0 0 0 1.5rem;
  }

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

  .inv-china { border-right: none; border-bottom: 1px solid var(--color-border); }

  .reasons-grid { grid-template-columns: 1fr 1fr; }
  .matter-grid { grid-template-columns: 1fr; }
  .mentions-grid { grid-template-columns: 1fr; }
  .absorbed-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .reasons-grid { grid-template-columns: 1fr; }
  .inv-top { flex-direction: column; text-align: center; }
  .q-text { font-size: 1.1rem; }
}

/* ===== Dark Mode ===== */
@media (prefers-color-scheme: dark) {
  .attr-hero { background: linear-gradient(135deg, #0a0404 0%, #1a0808 30%, #040a14 70%, #0a0a04 100%); }
  .purpose-box { background: var(--color-surface); }
  .inv-top { background: var(--color-surface); }
  .inv-china { background: rgba(192,57,43,0.05); }
  .inv-impact { background: var(--color-surface); }
  .attr-quote { background: var(--color-surface); }
}

/* ===== Print ===== */
@media print {
  .quiz-section { display: none; }
  .invention-block { break-inside: avoid; }
}