/* ============================================
   Age Calculator — Styles
   ============================================ */

/* Main Layout */
.age-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: var(--space-xl);
  max-width: var(--container-max);
  margin: 0 auto;
  align-items: start;
}

.age-input-panel,
.age-result-panel {
  padding: var(--space-xl);
}

.panel-title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
}

.input-hint {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-align: center;
}

/* Big Age Display */
.age-big-display {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-lg);
  background: rgba(108, 99, 255, 0.06);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(108, 99, 255, 0.1);
}

.age-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.age-number {
  font-size: 3rem;
  font-weight: var(--fw-bold);
  font-family: 'JetBrains Mono', monospace;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  transition: all 0.4s ease;
}

.age-label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: var(--fw-medium);
}

/* Born Day */
.born-day {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}

.born-day-icon {
  font-size: var(--fs-lg);
}

/* Countdown */
.countdown-section {
  text-align: center;
}

.countdown-title {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-md);
}

.age-countdown {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.countdown-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--space-md) var(--space-sm);
  background: rgba(78, 205, 196, 0.06);
  border: 1px solid rgba(78, 205, 196, 0.12);
  border-radius: var(--radius-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.countdown-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(78, 205, 196, 0.15);
}

.countdown-number {
  font-size: 1.5rem;
  font-weight: var(--fw-bold);
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent-secondary);
  line-height: 1;
}

.countdown-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Zodiac */
.zodiac-section {
  text-align: center;
}

.zodiac-badges {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.zodiac-badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: default;
}

.zodiac-badge:hover {
  transform: scale(1.05);
}

.zodiac-badge.western {
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.2);
  color: var(--accent-primary);
}

.zodiac-badge.chinese {
  background: rgba(255, 107, 157, 0.12);
  border: 1px solid rgba(255, 107, 157, 0.2);
  color: var(--accent-tertiary);
}

.zodiac-emoji {
  font-size: var(--fs-xl);
}

.zodiac-name {
  font-family: var(--font-heading);
}

/* Age Units Grid */
.age-units-section {
  padding: var(--space-xl);
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}

.age-units-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.unit-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--space-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.unit-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(108, 99, 255, 0.15);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.unit-icon {
  font-size: var(--fs-xl);
}

.unit-number {
  font-size: 1.3rem;
  font-weight: var(--fw-bold);
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary);
  word-break: break-all;
  text-align: center;
}

.unit-label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Life Section */
.age-life-section {
  padding: var(--space-xl);
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}

.life-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.life-chart-wrap {
  text-align: center;
}

.life-chart-subtitle {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

#life-chart {
  display: block;
  margin: var(--space-lg) auto 0;
  max-width: 260px;
}

.life-percent-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--accent-primary);
  margin-top: var(--space-sm);
}

/* Life Stats Grid */
.life-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.life-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: all 0.3s ease;
}

.life-stat:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

.life-stat-icon {
  font-size: 1.5rem;
}

.life-stat-number {
  font-size: 1.1rem;
  font-weight: var(--fw-bold);
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent-secondary);
  text-align: center;
  word-break: break-all;
}

.life-stat-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  text-align: center;
}

/* Animations */
.result-animate {
  animation: fadeIn 0.5s ease forwards;
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.count-animate {
  animation: countUp 0.4s ease forwards;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .age-layout {
    grid-template-columns: 1fr;
  }

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

  .life-chart-wrap {
    order: -1;
  }
}

@media (max-width: 768px) {
  .age-big-display {
    gap: var(--space-md);
    padding: var(--space-md);
  }

  .age-number {
    font-size: 2.2rem;
  }

  .age-units-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .life-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .countdown-number {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .age-number {
    font-size: 1.8rem;
  }

  .age-units-grid {
    grid-template-columns: 1fr 1fr;
  }

  .life-stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .unit-number,
  .life-stat-number {
    font-size: 0.95rem;
  }

  .zodiac-badges {
    flex-direction: column;
    align-items: center;
  }
}