/* ============================================================
   Age Calculator Page Styles
   ============================================================ */

.age-main {
  padding: 2rem 0 4rem;
}

/* ─── Hero ─── */
.age-hero {
  text-align: center;
  margin-bottom: 2.5rem;
}

.age-hero-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1rem;
  color: var(--accent);
  opacity: 0.85;
}

.age-hero-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.age-hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
}

/* ─── Input Card ─── */
.age-input-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

/* ─── Mode Toggle ─── */
.input-mode-toggle {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 4px;
  width: fit-content;
}

.mode-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.mode-btn .icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.mode-btn--active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(14, 124, 107, 0.3);
}

.mode-btn:not(.mode-btn--active):hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

/* ─── Date input group ─── */
.date-input-group {
  margin-bottom: 1.5rem;
}

.date-input-group.hidden {
  display: none;
}

.input-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.date-selects {
  display: grid;
  grid-template-columns: 1fr 2fr 1.5fr;
  gap: 0.75rem;
}

.select-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.select-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.date-select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left 10px center;
  transition: border-color 0.2s, box-shadow 0.2s;
}

[dir="ltr"] .date-select {
  background-position: right 10px center;
}

.date-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 124, 107, 0.1);
}

/* ─── Calculate button ─── */
.btn-calculate {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.9rem 1.5rem;
  background: var(--gradient-accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
  box-shadow: 0 4px 16px rgba(14, 124, 107, 0.25);
}

.btn-calculate .icon {
  width: 20px;
  height: 20px;
}

.btn-calculate:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.btn-calculate:active {
  transform: translateY(0);
}

/* ─── Results section ─── */
.age-results {
  animation: none;
}

.results-animate {
  animation: fadeSlideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── Main age cards ─── */
.main-age-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.main-age-card {
  border-radius: 20px;
  padding: 1.75rem;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}

.main-age-card--hijri {
  background: linear-gradient(135deg, var(--accent) 0%, #0a5c50 100%);
  color: #fff;
}

.main-age-card--greg {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Decorative circle */
.main-age-card::after {
  content: '';
  position: absolute;
  bottom: -30px;
  left: -20px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  pointer-events: none;
}

.main-age-card__header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}

.main-age-card__icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  opacity: 0.85;
}

.main-age-card--hijri .main-age-card__icon {
  color: rgba(255,255,255,0.9);
}

.main-age-card--greg .main-age-card__icon {
  color: var(--accent);
}

.main-age-card__title {
  font-size: 1rem;
  font-weight: 600;
  opacity: 0.9;
}

.main-age-card--greg .main-age-card__title {
  color: var(--text-secondary);
}

.main-age-card__numbers {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.age-number-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
}

.age-number {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1;
  font-family: var(--font-en);
}

.main-age-card--hijri .age-number {
  color: #fff;
}

.main-age-card--greg .age-number {
  color: var(--accent);
}

.age-unit {
  font-size: 0.8rem;
  font-weight: 600;
  opacity: 0.8;
  text-align: center;
}

.age-sep {
  font-size: 1.5rem;
  opacity: 0.5;
  align-self: flex-end;
  padding-bottom: 0.5rem;
}

.main-age-card__full {
  font-size: 0.88rem;
  opacity: 0.75;
  margin-top: 0.25rem;
}

/* ─── Extra info row ─── */
.extra-info-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.extra-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.extra-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.extra-card__icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 0.75rem;
  color: var(--accent);
  opacity: 0.75;
}

.extra-card__icon--zodiac {
  width: auto;
  height: auto;
  font-size: 2.2rem;
  line-height: 1;
  opacity: 1;
}

.extra-card__label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.extra-card__value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
  line-height: 1.2;
}

.extra-card__sub {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Birthday card special colors */
.extra-card--birthday {
  background: linear-gradient(135deg, #fff3e0, #fce4ec);
  border-color: #ffccbc;
}
[data-theme="dark"] .extra-card--birthday {
  background: linear-gradient(135deg, #2d1a0a, #2d0a1a);
  border-color: #4a2a18;
}
.extra-card--birthday .extra-card__icon { color: #e65100; }
.extra-card--birthday .extra-card__value { color: #e65100; }

.extra-card--day {
  background: linear-gradient(135deg, #e8f5e9, #e3f2fd);
  border-color: #b2dfdb;
}
[data-theme="dark"] .extra-card--day {
  background: linear-gradient(135deg, #0a2010, #0a1525);
  border-color: #1a3a30;
}
.extra-card--day .extra-card__icon { color: var(--accent); }
.extra-card--day .extra-card__value { color: var(--accent); font-size: 1.2rem; }

.extra-card--zodiac {
  background: linear-gradient(135deg, #f3e5f5, #ede7f6);
  border-color: #ce93d8;
}
[data-theme="dark"] .extra-card--zodiac {
  background: linear-gradient(135deg, #1a0a25, #15103a);
  border-color: #3a1a4a;
}
.extra-card--zodiac .extra-card__value { color: #7b1fa2; font-size: 1.3rem; }
[data-theme="dark"] .extra-card--zodiac .extra-card__value { color: #ce93d8; }

/* ─── Fun Stats ─── */
.fun-stats-section {
  margin-bottom: 1.75rem;
}

.fun-stats-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 1rem;
}

.fun-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.9rem;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 14px 14px 0 0;
}

.stat-card--days::before    { background: linear-gradient(90deg, #0e7c6b, #14a38b); }
.stat-card--weeks::before   { background: linear-gradient(90deg, #1565c0, #1e88e5); }
.stat-card--months::before  { background: linear-gradient(90deg, #6a1b9a, #ab47bc); }
.stat-card--hours::before   { background: linear-gradient(90deg, #e65100, #ff9800); }

.stat-card__icon {
  width: 32px;
  height: 32px;
  margin: 0 auto 0.6rem;
  color: var(--accent);
  opacity: 0.7;
}

.stat-card--weeks .stat-card__icon  { color: #1565c0; }
.stat-card--months .stat-card__icon { color: #6a1b9a; }
.stat-card--hours .stat-card__icon  { color: #e65100; }

.stat-card__number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-en);
  direction: ltr;
  margin-bottom: 0.25rem;
}

.stat-card__label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 600;
}

/* ─── Share Section ─── */
.share-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.share-section__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  text-align: center;
}

.share-text-box {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
}

.share-text {
  flex: 1;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  white-space: pre-line;
}

.btn-copy {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 9px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 0.2s, background 0.2s;
}

.btn-copy .icon {
  width: 16px;
  height: 16px;
}

.btn-copy:hover {
  opacity: 0.9;
}

.btn-copy.copied {
  background: #2e7d32;
}

/* ─── FAQ Section ─── */
.faq-section {
  margin-bottom: 2.5rem;
}

.faq-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 1.5rem;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item:has(.faq-question.open) {
  border-color: var(--accent);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  text-align: right;
  line-height: 1.5;
  transition: color 0.2s;
}

[dir="ltr"] .faq-question {
  text-align: left;
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question.open {
  color: var(--accent);
}

.faq-chevron {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform 0.25s;
}

.faq-question.open .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-question[aria-expanded="true"] + .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

/* ─── Internal Links ─── */
.internal-links {
  margin-bottom: 2rem;
}

.section-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 1.25rem;
}

.internal-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.internal-link-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  text-align: center;
  text-decoration: none;
  transition: transform 0.2s, border-color 0.2s;
}

.internal-link-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.internal-link-card__name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.internal-link-card__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .age-hero-title {
    font-size: 1.5rem;
  }

  .age-hero-subtitle {
    font-size: 0.95rem;
  }

  .age-input-card {
    padding: 1.25rem;
  }

  .main-age-cards {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

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

  .extra-info-row {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }

  .extra-card--zodiac {
    grid-column: 1 / -1;
  }

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

  .internal-links-grid {
    grid-template-columns: 1fr;
  }

  .date-selects {
    grid-template-columns: 1fr 1fr;
  }

  .date-selects .select-wrap:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 480px) {
  .age-hero-title {
    font-size: 1.3rem;
  }

  .main-age-card {
    padding: 1.25rem;
  }

  .age-number {
    font-size: 1.85rem;
  }

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

  .extra-card--zodiac {
    grid-column: auto;
  }

  .fun-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
  }

  .input-mode-toggle {
    width: 100%;
  }

  .mode-btn {
    flex: 1;
    justify-content: center;
  }

  .share-text-box {
    flex-direction: column;
    gap: 0.75rem;
  }

  .btn-copy {
    width: 100%;
    justify-content: center;
  }
}