/* =========================================================
   Department / Teacher by Major Pages
   เพิ่มโดย ChatGPT: ธีมเดียวกับหน้า index + navbar โรงเรียน
========================================================= */
.department-page {
  font-family: 'Athiti', sans-serif;
  background: #f8fafc;
  color: #14532d;
  min-height: 100vh;
}

.department-container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.department-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0;
  background:
    radial-gradient(circle at top left, rgba(250, 204, 21, 0.30), transparent 34%),
    radial-gradient(circle at bottom right, rgba(34, 197, 94, 0.22), transparent 35%),
    linear-gradient(135deg, #ecfdf5 0%, #ffffff 52%, #fefce8 100%);
}

.department-hero::after {
  content: "";
  position: absolute;
  inset: auto -80px -160px auto;
  width: 360px;
  height: 360px;
  border-radius: 999px;
  background: rgba(21, 128, 61, 0.09);
}

.department-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 34px;
  align-items: center;
}

.department-kicker,
.department-label {
  color: #15803d;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.department-hero h1 {
  margin-top: 10px;
  font-size: clamp(2.15rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.05;
  color: #14532d;
}

.department-hero p {
  margin-top: 14px;
  max-width: 760px;
  font-size: 1.18rem;
  color: #475569;
  font-weight: 700;
}

.department-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.department-hero-tags span {
  padding: 7px 14px;
  border-radius: 999px;
  background: #dcfce7;
  color: #166534;
  font-weight: 900;
  border: 1px solid rgba(21, 128, 61, 0.10);
}

.department-hero-badge {
  min-height: 300px;
  border-radius: 34px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(21, 128, 61, 0.14);
  box-shadow: 0 24px 70px rgba(20, 83, 45, 0.14);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.department-badge-icon {
  width: 118px;
  height: 118px;
  border-radius: 32px;
  display: grid;
  place-items: center;
  font-size: 4rem;
  background: linear-gradient(135deg, #fef9c3, #dcfce7);
  margin-bottom: 18px;
}

.department-hero-badge strong {
  font-size: 1.35rem;
  color: #14532d;
  font-weight: 900;
}

.department-hero-badge span {
  color: #64748b;
  font-weight: 800;
  margin-top: 6px;
}

.department-section {
  padding: 52px 0 76px;
}

.department-head-card {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  padding: 30px;
  border-radius: 32px;
  background: #ffffff;
  border: 1px solid rgba(21, 128, 61, 0.13);
  box-shadow: 0 18px 50px rgba(20, 83, 45, 0.11);
}

.department-head-image,
.department-teacher-image {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #dcfce7, #fef9c3);
  display: grid;
  place-items: center;
  color: #15803d;
  font-weight: 900;
}

.department-head-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 28px;
}

.department-head-image img,
.department-teacher-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.department-head-card h2,
.department-title-row h2,
.department-work-card h2 {
  margin-top: 6px;
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  font-weight: 900;
  color: #14532d;
  line-height: 1.18;
}

.department-head-detail > p:not(.department-label),
.department-work-card p {
  margin-top: 12px;
  color: #475569;
  font-size: 1.08rem;
  font-weight: 700;
}

.department-info-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.department-info-grid div {
  padding: 14px;
  border-radius: 18px;
  background: #f0fdf4;
  border: 1px solid rgba(21, 128, 61, 0.10);
}

.department-info-grid strong,
.department-info-grid span {
  display: block;
}

.department-info-grid strong {
  color: #166534;
  font-weight: 900;
}

.department-info-grid span {
  color: #64748b;
  font-weight: 800;
  margin-top: 3px;
}

.department-title-row {
  margin: 48px 0 22px;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
}

.department-outline-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(21, 128, 61, 0.22);
  color: #166534;
  background: #ffffff;
  font-weight: 900;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
  transition: 0.2s ease;
}

.department-outline-btn:hover {
  transform: translateY(-2px);
  background: #dcfce7;
}

.department-teacher-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.department-teacher-card {
  padding: 24px;
  border-radius: 28px;
  background: #ffffff;
  border: 1px solid rgba(21, 128, 61, 0.11);
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
  text-align: center;
  transition: 0.2s ease;
}

.department-teacher-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 44px rgba(20, 83, 45, 0.14);
}

.department-teacher-image {
  width: 142px;
  height: 142px;
  border-radius: 999px;
  margin: 0 auto 16px;
}

.department-teacher-card h3 {
  font-size: 1.28rem;
  font-weight: 900;
  color: #14532d;
}

.department-teacher-card p {
  color: #64748b;
  font-weight: 800;
  margin-top: 3px;
}

.department-mini-line {
  width: 54px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, #eab308, #22c55e);
  margin: 16px auto 0;
}

.department-work-section {
  margin-top: 46px;
}

.department-work-card {
  padding: 34px;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(20, 83, 45, 0.94), rgba(21, 128, 61, 0.90)),
    radial-gradient(circle at top right, rgba(250, 204, 21, 0.32), transparent 34%);
  color: #ffffff;
  box-shadow: 0 22px 60px rgba(20, 83, 45, 0.20);
}

.department-work-card .department-label,
.department-work-card h2,
.department-work-card p {
  color: #ffffff;
}

.department-work-card p {
  opacity: 0.86;
}

.department-work-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.department-work-actions a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.22);
  color: #ffffff;
  font-weight: 900;
}

.department-work-actions a:hover {
  background: rgba(255,255,255,0.24);
}

.department-dropdown-menu {
  width: 19rem !important;
}

.department-mobile-menu {
  white-space: normal !important;
}

@media (max-width: 1024px) {
  .department-hero-grid {
    grid-template-columns: 1fr;
  }
  .department-hero-badge {
    min-height: 220px;
  }
}

@media (max-width: 768px) {
  .department-hero {
    padding: 52px 0;
  }
  .department-head-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .department-info-grid,
  .department-teacher-grid {
    grid-template-columns: 1fr;
  }
  .department-title-row {
    align-items: stretch;
    flex-direction: column;
  }
  .department-outline-btn {
    width: 100%;
  }
}