/* ===================================================================
   CISB — Inner Page Styles
   Shared styles for: academics, campus, admissions, about, contact
   =================================================================== */

/* ───────── Page Hero ───────── */
.page-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--color-navy);
}
.page-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.page-hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to top, rgba(27,42,74,0.92) 0%, rgba(27,42,74,0.5) 40%, rgba(27,42,74,0.3) 100%);
}
.page-hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 80rem;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
@media (min-width: 640px) { .page-hero__content { padding: 4rem 3rem; } }
@media (min-width: 1024px) { .page-hero__content { padding: 5rem 4rem; } }
.page-hero__eyebrow {
  margin-bottom: 1rem;
}
.page-hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--color-paper);
  font-weight: 600;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.page-hero__title em {
  color: var(--color-gold);
  font-style: italic;
}
.page-hero__desc {
  font-size: clamp(0.95rem, 1.5vw, 1.125rem);
  color: rgba(246,244,237,0.7);
  line-height: 1.65;
  max-width: 36rem;
}
.page-hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(246,244,237,0.4);
}
.page-hero__breadcrumb a {
  color: rgba(246,244,237,0.4);
  transition: color 0.2s ease;
}
.page-hero__breadcrumb a:hover { color: var(--color-gold); }
.page-hero__breadcrumb .sep { color: var(--color-gold); opacity: 0.5; }

/* ───────── Page Sections ───────── */
.page-section {
  padding: 5rem 1.5rem;
}
@media (min-width: 640px) { .page-section { padding: 6rem 3rem; } }
@media (min-width: 1024px) { .page-section { padding: 7rem 4rem; } }
.page-section--paper { background: var(--color-paper); }
.page-section--white { background: #fff; }
.page-section--navy { background: var(--color-navy); color: var(--color-paper); }
.page-section--teal { background: var(--color-teal); color: var(--color-paper); }

.page-section__inner {
  max-width: 80rem;
  margin: 0 auto;
}

.page-section__header {
  max-width: 42rem;
  margin-bottom: 3rem;
}
.page-section__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.page-section__title em {
  font-style: italic;
}
.page-section__subtitle {
  font-size: 1rem;
  line-height: 1.65;
  opacity: 0.7;
  max-width: 36rem;
}

/* ───────── Two-Column Feature Block ───────── */
.feature-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 768px) {
  .feature-block { grid-template-columns: 1fr 1fr; gap: 4rem; }
}
.feature-block--reverse .feature-block__image {
  order: 0;
}
@media (min-width: 768px) {
  .feature-block--reverse .feature-block__image { order: 1; }
  .feature-block--reverse .feature-block__text { order: 0; }
}

.feature-block__image {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.feature-block__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.feature-block__image:hover img {
  transform: scale(1.04);
}
.feature-block__image-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 999px;
  padding: 0.375rem 1rem;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  background: rgba(27,42,74,0.7);
  backdrop-filter: blur(8px);
  color: var(--color-paper);
  border: 1px solid rgba(255,255,255,0.15);
}

.feature-block__text h3 {
  font-size: clamp(1.375rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}
.feature-block__text h3 em {
  font-style: italic;
}
.feature-block__text > p {
  font-size: 0.9375rem;
  line-height: 1.65;
  opacity: 0.75;
  margin-bottom: 1.5rem;
}
.feature-block__text .feature-panel__chips {
  margin-bottom: 1.5rem;
}

/* ───────── Info Cards Grid ───────── */
.info-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) { .info-cards { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .info-cards { grid-template-columns: repeat(3, 1fr); } }
.info-cards--4 { }
@media (min-width: 1024px) { .info-cards--4 { grid-template-columns: repeat(4, 1fr); } }

.info-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1rem;
  padding: 1.75rem;
  transition: all 0.3s ease;
}
.page-section--paper .info-card,
.page-section--white .info-card {
  background: #fff;
  border: 1px solid rgba(27,42,74,0.08);
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}
.info-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}
.page-section--navy .info-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(200,162,74,0.25);
}
.info-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}
.info-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}
.info-card__desc {
  font-size: 0.875rem;
  line-height: 1.6;
  opacity: 0.7;
}

/* ───────── Image Gallery Grid ───────── */
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (min-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
}
.gallery-grid__item {
  border-radius: 0.75rem;
  overflow: hidden;
  aspect-ratio: 4/3;
  position: relative;
}
.gallery-grid__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-grid__item:hover img {
  transform: scale(1.06);
}
.gallery-grid__item--wide {
  grid-column: span 2;
}
.gallery-grid__item--tall {
  grid-row: span 2;
  aspect-ratio: auto;
}

/* ───────── FAQ / Accordion ───────── */
.faq-list {
  max-width: 48rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.page-section--paper .faq-item,
.page-section--white .faq-item {
  border-bottom-color: rgba(27,42,74,0.1);
}
.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  font-family: var(--font-fraunces);
  font-size: 1.0625rem;
  font-weight: 500;
  text-align: left;
  color: inherit;
  cursor: pointer;
  transition: color 0.2s ease;
}
.faq-item__question:hover { color: var(--color-gold); }
.faq-item__question svg {
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--color-gold);
}
.faq-item.is-open .faq-item__question svg {
  transform: rotate(45deg);
}
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 0;
}
.faq-item.is-open .faq-item__answer {
  max-height: 500px;
  padding: 0 0 1.25rem;
}
.faq-item__answer p {
  font-size: 0.9375rem;
  line-height: 1.65;
  opacity: 0.7;
}

/* ───────── Contact Form ───────── */
.contact-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .contact-form { grid-template-columns: 1fr 1fr; }
}
.contact-form__group { display: flex; flex-direction: column; }
.contact-form__group--full {
  grid-column: 1 / -1;
}
.contact-form__group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 0.5rem;
  color: var(--color-gold);
}
.contact-form__group input,
.contact-form__group select,
.contact-form__group textarea {
  width: 100%;
  border-radius: 0.75rem;
  padding: 0.875rem 1rem;
  font-size: 0.875rem;
  font-family: var(--font-inter);
  transition: all 0.2s ease;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--color-paper);
}
.page-section--paper .contact-form__group input,
.page-section--paper .contact-form__group select,
.page-section--paper .contact-form__group textarea,
.page-section--white .contact-form__group input,
.page-section--white .contact-form__group select,
.page-section--white .contact-form__group textarea {
  background: rgba(35,38,43,0.03);
  border: 1px solid rgba(35,38,43,0.15);
  color: var(--color-ink);
}
.contact-form__group input::placeholder,
.contact-form__group textarea::placeholder {
  color: rgba(246,244,237,0.3);
}
.page-section--paper .contact-form__group input::placeholder,
.page-section--paper .contact-form__group textarea::placeholder,
.page-section--white .contact-form__group input::placeholder,
.page-section--white .contact-form__group textarea::placeholder {
  color: rgba(35,38,43,0.35);
}
.contact-form__group input:focus,
.contact-form__group select:focus,
.contact-form__group textarea:focus {
  outline: none;
  border-color: rgba(200,162,74,0.6);
  box-shadow: 0 0 0 3px rgba(200,162,74,0.15);
}
.contact-form__group textarea { min-height: 140px; resize: vertical; }
.contact-form__submit {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-start;
  padding-top: 0.5rem;
}

/* ───────── Contact Info Card ───────── */
.contact-info-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1rem;
  padding: 2rem;
}
.page-section--paper .contact-info-card,
.page-section--white .contact-info-card {
  background: #fff;
  border-color: rgba(27,42,74,0.08);
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}
.contact-info-card__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.page-section--paper .contact-info-card__item,
.page-section--white .contact-info-card__item {
  border-bottom-color: rgba(27,42,74,0.08);
}
.contact-info-card__item:last-child { border-bottom: none; }
.contact-info-card__item svg {
  flex-shrink: 0;
  color: var(--color-gold);
  margin-top: 0.125rem;
}
.contact-info-card__item h4 {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  margin-bottom: 0.375rem;
}
.contact-info-card__item p,
.contact-info-card__item a {
  font-size: 0.9375rem;
  line-height: 1.6;
  opacity: 0.8;
}
.contact-info-card__item a:hover {
  color: var(--color-gold);
  opacity: 1;
}

/* ───────── Map Placeholder ───────── */
.map-embed {
  width: 100%;
  border-radius: 1rem;
  overflow: hidden;
  aspect-ratio: 16/7;
  background: rgba(27,42,74,0.1);
  border: 1px solid rgba(27,42,74,0.08);
}
.map-embed iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ───────── Timeline ───────── */
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold), var(--color-sage), var(--color-terracotta));
  border-radius: 999px;
}
.timeline__item {
  position: relative;
  padding-bottom: 2.5rem;
}
.timeline__item:last-child { padding-bottom: 0; }
.timeline__item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 0.375rem;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--color-gold);
  border: 2px solid var(--color-paper);
  transform: translateX(-5px);
}
.page-section--navy .timeline__item::before {
  border-color: var(--color-navy);
}
.timeline__year {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}
.timeline__text {
  font-size: 0.9375rem;
  line-height: 1.6;
  opacity: 0.8;
}
.timeline__text strong {
  display: block;
  font-family: var(--font-fraunces);
  font-size: 1.125rem;
  font-weight: 600;
  opacity: 1;
  margin-bottom: 0.25rem;
}

/* ───────── Value cards (about page) ───────── */
.value-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1rem;
  transition: all 0.3s ease;
}
.page-section--paper .value-card,
.page-section--white .value-card {
  background: #fff;
  border-color: rgba(27,42,74,0.08);
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}
.value-card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.value-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.value-card p {
  font-size: 0.875rem;
  line-height: 1.6;
  opacity: 0.7;
}

/* ───────── Divider ───────── */
.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(200,162,74,0.3), transparent);
  border: none;
  margin: 0;
}

/* ───────── Inner page overrides for mobile stacking ───────── */
@media (max-width: 899px), (pointer: coarse) {
  .page-hero { min-height: 40vh; }
}