@charset "UTF-8";

.academics-operation {
  --operation-gap: clamp(40px, 3.125vw, 60px);
  --operation-details-gap: clamp(60px, 5.21vw, 80px);
  --operation-card-border: #a9c9e8;
  --operation-card-radius: 10px;
  --operation-text-muted: #7b7b7b;
  --operation-reveal: 1.1s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--operation-details-gap);
  max-width: var(--subpage-content-max-width);
  margin: 0 auto;
  width: 100%;
}

/* Section 01 — Intro */
.academics-operation__intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--operation-gap);
  width: 100%;
}

.academics-operation__intro-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  max-width: 625px;
  text-align: center;
}

.academics-operation__eyebrow {
  margin: 0;
  color: var(--subpage-gold);
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  word-break: keep-all;
}

.academics-operation__headline {
  margin: 0;
  color: var(--subpage-text);
  font-size: clamp(24px, 1.875vw, 36px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.02em;
  word-break: keep-all;
}

.academics-operation__banner {
  position: relative;
  width: 100%;
  margin: 0;
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 1290 / 380;
}

.academics-operation__banner-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
}

.academics-operation__banner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.academics-operation__verse {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 1.56vw, 30px);
  margin: 0;
  padding: clamp(24px, 3vw, 40px);
  color: var(--color-white);
  text-align: center;
  word-break: keep-all;
}

.academics-operation__cross-icon {
  flex-shrink: 0;
  width: 29px;
  height: 36px;
}

.academics-operation__verse-text {
  margin: 0;
  max-width: 554px;
  font-size: clamp(16px, 1.04vw, 20px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.academics-operation__verse-cite {
  font-style: normal;
  font-size: 16px;
  line-height: 1.4;
}

/* Section 02 — Details */
.academics-operation__details {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(30px, 2.08vw, 40px);
  width: 100%;
  padding-bottom: clamp(60px, 7.29vw, 140px);
}

.academics-operation__section-title {
  margin: 0;
  color: var(--subpage-text);
  font-size: clamp(22px, 1.35vw, 26px);
  font-weight: 700;
  line-height: 1.92;
  letter-spacing: -0.0192em;
  text-align: center;
  word-break: keep-all;
}

.academics-operation__section-title-highlight {
  color: var(--subpage-navy);
}

.academics-operation__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 1.56vw, 30px);
  width: 100%;
}

.academics-operation__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
  min-height: 260px;
  padding: clamp(24px, 2vw, 32px) clamp(16px, 1.5vw, 24px);
  border: 1px solid var(--operation-card-border);
  border-radius: var(--operation-card-radius);
  background: var(--color-white);
  text-align: center;
  word-break: keep-all;
  transition:
    background-color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

.academics-operation__card:hover,
.academics-operation__card:focus-visible {
  border-color: var(--subpage-navy);
  box-shadow: 0 8px 24px rgba(5, 54, 120, 0.08);
}

.academics-operation__card-icon {
  flex-shrink: 0;
  width: 82px;
  height: 82px;
}

.academics-operation__card-title {
  margin: 0;
  color: var(--subpage-navy);
  font-size: clamp(20px, 1.25vw, 24px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.academics-operation__card-desc {
  margin: 0;
  color: var(--operation-text-muted);
  font-size: clamp(16px, 1.04vw, 20px);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

/* Reveal animations */
.academics-operation__intro-header[data-reveal] [data-reveal-child] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity var(--operation-reveal) var(--ease-out),
    transform var(--operation-reveal) var(--ease-out);
}

.academics-operation__banner[data-reveal] {
  opacity: 0;
  transform: scale(0.985);
  transition:
    opacity var(--operation-reveal) var(--ease-out),
    transform var(--operation-reveal) var(--ease-out);
}

.academics-operation__banner[data-reveal] .academics-operation__verse {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity var(--operation-reveal) var(--ease-out),
    transform var(--operation-reveal) var(--ease-out);
  transition-delay: 0.28s;
}

.academics-operation__details[data-reveal] [data-reveal-child] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity var(--operation-reveal) var(--ease-out),
    transform var(--operation-reveal) var(--ease-out);
}

.academics-operation__intro-header[data-reveal] [data-reveal-child="1"] { transition-delay: 0.08s; }
.academics-operation__intro-header[data-reveal] [data-reveal-child="2"] { transition-delay: 0.18s; }

.academics-operation__details[data-reveal] [data-reveal-child="1"] { transition-delay: 0.08s; }
.academics-operation__details[data-reveal] [data-reveal-child="2"] { transition-delay: 0.18s; }
.academics-operation__details[data-reveal] [data-reveal-child="3"] { transition-delay: 0.28s; }
.academics-operation__details[data-reveal] [data-reveal-child="4"] { transition-delay: 0.38s; }

.academics-operation__intro-header.is-visible [data-reveal-child],
.academics-operation__details.is-visible [data-reveal-child] {
  opacity: 1;
  transform: translateY(0);
}

.academics-operation__banner.is-visible {
  opacity: 1;
  transform: scale(1);
}

.academics-operation__banner.is-visible .academics-operation__verse {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 991px) {
  .academics-operation__cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(12px, 1.5vw, 20px);
  }

  .academics-operation__card {
    min-height: 220px;
    padding: 20px 12px;
  }

  .academics-operation__card-icon {
    width: 64px;
    height: 64px;
  }
}

@media (max-width: 767px) {
  .academics-operation__cards {
    grid-template-columns: 1fr;
  }

  .academics-operation__card {
    min-height: auto;
    padding: 28px 20px;
  }

  .academics-operation__card-icon {
    width: 72px;
    height: 72px;
  }

  .academics-operation__banner {
    aspect-ratio: 16 / 10;
  }
}

@media (prefers-reduced-motion: reduce) {
  .academics-operation__intro-header[data-reveal] [data-reveal-child],
  .academics-operation__banner[data-reveal],
  .academics-operation__banner[data-reveal] .academics-operation__verse,
  .academics-operation__details[data-reveal] [data-reveal-child],
  .academics-operation__card {
    opacity: 1;
    transform: none;
    transition: none;
  }
}