:root {
  --school-blue: #0b5ed7;
  --school-green: #198754;
  --school-white: #ffffff;
  --soft-bg: #f4f8ff;
  --text-dark: #1f2937;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  background-color: var(--school-white);
}

.letter-space {
  letter-spacing: 0.08em;
}

.hero-section {
  min-height: 82vh;
  background-image: linear-gradient(rgba(11, 94, 215, 0.7), rgba(25, 135, 84, 0.65)),
    url("/public/images/gallery/annual-day.svg");
  background-size: cover;
  background-position: center;
}

.btn-school {
  background-color: var(--school-green);
  border: 1px solid var(--school-green);
  color: #fff;
}

.btn-school:hover {
  background-color: #157347;
  border-color: #157347;
  color: #fff;
}

.info-card,
.section-card {
  background: #fff;
  border-radius: 1rem;
  padding: 1.4rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

.page-header {
  background: linear-gradient(120deg, rgba(11, 94, 215, 0.1), rgba(25, 135, 84, 0.12));
  border-bottom: 1px solid rgba(11, 94, 215, 0.1);
}

.section-title {
  color: var(--school-blue);
  font-weight: 700;
}

.teacher-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-top-left-radius: 1rem;
  border-top-right-radius: 1rem;
}

.teacher-card {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.1);
  transition: transform 0.25s ease;
  background: #fff;
}

.teacher-card:hover {
  transform: translateY(-6px);
}

.gallery-item img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  border-radius: 0.75rem;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.12);
}

.form-card {
  background: var(--soft-bg);
  border-radius: 1rem;
  padding: 1.5rem;
}

footer {
  background: #0f172a;
  color: #dbe2ef;
}

footer a {
  color: #c7d2fe;
  text-decoration: none;
}

footer a:hover {
  color: #fff;
}