/* ============================================
   SkyCetus 2.0 — 城市宪章页
   ============================================ */

.charter-hero {
  padding: 9rem 2rem 5rem;
  text-align: center;
  background: linear-gradient(180deg, var(--space-deep), var(--space));
}

.charter-epigraph {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--white-40);
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

/* Meaning */
.charter-meaning {
  padding: 4rem var(--container-padding);
  background: var(--bg-primary);
}

.meaning-container {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.meaning-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.meaning-symbol {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--gold);
  min-width: 100px;
  font-weight: 400;
}

.meaning-arrow { color: var(--white-15); }

.meaning-text {
  font-size: 0.9rem;
  color: var(--white-60);
}

/* Pillars */
.pillars-section {
  padding: var(--section-padding) var(--container-padding);
  background: linear-gradient(180deg, var(--space-deep), var(--space-dark), var(--space-deep));
}

.pillars-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.pillar-card {
  padding: 2.5rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--t-base);
}

.pillar-card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.pillar-visual { margin-bottom: 1.25rem; }

.pillar-icon {
  font-size: 2.2rem;
  color: var(--gold);
}

.pillar-card h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 1.2rem;
  color: var(--white);
  margin-bottom: 1rem;
}

.pillar-card p {
  font-size: 0.88rem;
  color: var(--white-50);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.pillar-card blockquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--gold);
  padding-top: 1rem;
  border-top: 1px solid var(--white-08);
}

/* Sun */
.sun-section {
  padding: 6rem 2rem;
  text-align: center;
  background: var(--bg-primary);
}

.sun-content { max-width: 600px; margin: 0 auto; }

.sun-symbol {
  font-size: 3rem;
  display: block;
  margin-bottom: 1.5rem;
  animation: sunGlow 4s ease-in-out infinite alternate;
}

@keyframes sunGlow {
  0% { text-shadow: 0 0 20px rgba(212,175,55,0.3); }
  100% { text-shadow: 0 0 40px rgba(212,175,55,0.6); }
}

.sun-content h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.sun-content p {
  font-size: 0.95rem;
  color: var(--white-50);
  line-height: 2;
  margin-bottom: 0.5rem;
}

/* Identity */
.identity-section {
  padding: var(--section-padding) var(--container-padding);
  background: linear-gradient(180deg, var(--space-deep), var(--space));
}

.identity-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.identity-card {
  padding: 2rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--t-base);
}

.identity-card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
}

.identity-card .badge { margin-bottom: 1rem; }

.identity-how {
  font-size: 0.78rem;
  color: var(--white-30);
  margin-bottom: 0.75rem;
}

.identity-desc {
  font-size: 0.85rem;
  color: var(--white-50);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.identity-philosophy {
  font-family: var(--font-serif);
  font-size: 0.82rem;
  color: var(--gold);
  font-style: italic;
  padding-top: 0.75rem;
  border-top: 1px solid var(--white-08);
}

/* Creator */
.creator-section {
  padding: 5rem var(--container-padding);
  text-align: center;
  background: var(--bg-primary);
}

.creator-content {
  max-width: 500px;
  margin: 0 auto;
}

.creator-content h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--white);
  margin-bottom: 0.3rem;
}

.creator-role {
  font-size: 0.82rem;
  color: var(--gold);
  margin-bottom: 1.25rem;
  letter-spacing: 0.08em;
}

.creator-content p:last-child {
  font-size: 0.9rem;
  color: var(--white-50);
  line-height: 1.8;
}

/* Final Quote */
.final-quote-section {
  padding: 6rem 2rem;
  text-align: center;
  background: linear-gradient(180deg, var(--space-deep), var(--space-abyss));
}

.final-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  color: var(--white-60);
  font-style: italic;
  margin-bottom: 1rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.final-author {
  color: var(--gold);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .identity-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .pillars-container { grid-template-columns: 1fr; max-width: 450px; margin: 0 auto; }
  .identity-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .meaning-row { flex-direction: column; text-align: center; gap: 0.5rem; }
  .meaning-symbol { min-width: auto; }
  .meaning-arrow { display: none; }
}