:root {
  --bg: #eaf4ff;
  --paper: #f7fbff;
  --ink: #0b2f6b;
  --muted: #4e6590;
  --accent: #1e40af;
  --accent-light: #60a5fa;
  --accent-dark: #142e86;
  --line: #c6ddfb;
  --deep: #081f4d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at 10% 10%, #dbeafe 0%, var(--bg) 55%), linear-gradient(140deg, #f5faff 0%, #e4f0ff 100%);
  font-family: "Manrope", "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(10px);
  background: rgba(247, 251, 255, 0.92);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: "Merriweather", Georgia, serif;
  font-weight: 900;
  letter-spacing: 0.3px;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 2px;
}

.nav {
  display: flex;
  gap: 20px;
  align-items: center;
}

.nav a {
  font-weight: 600;
  font-size: 14px;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 700;
  cursor: pointer;
  display: inline-block;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(120deg, var(--accent), var(--accent-light));
  box-shadow: 0 10px 24px rgba(30, 64, 175, 0.32);
}

.btn-primary:hover {
  background: linear-gradient(120deg, var(--accent-dark), var(--accent));
}

.hero {
  padding: 28px 0 16px;
}

.hero-slider {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  min-height: 440px;
  box-shadow: 0 20px 45px rgba(10, 20, 40, 0.13);
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 700ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  z-index: 1;
}

.hero-overlay {
  min-height: 440px;
  padding: 48px;
  background: linear-gradient(100deg, rgba(8, 31, 77, 0.78) 0%, rgba(8, 31, 77, 0.26) 70%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
}

.hero-kicker {
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-size: 12px;
  opacity: 0.9;
}

.hero h1 {
  font-family: "Merriweather", Georgia, serif;
  font-size: clamp(30px, 4vw, 56px);
  line-height: 1.1;
  margin: 0;
}

.hero p {
  color: #e5e7eb;
  max-width: 58ch;
  line-height: 1.65;
  margin: 0;
}

.quick-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.quick-stats article {
  background: #f9fcff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}

.quick-stats h3 {
  margin: 0;
  font-family: "Merriweather", Georgia, serif;
  font-size: 24px;
}

.quick-stats p {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.section {
  padding: 66px 0;
}

.section-tight {
  padding-top: 24px;
  padding-bottom: 24px;
}

.section-title {
  font-family: "Merriweather", Georgia, serif;
  font-size: clamp(24px, 3vw, 40px);
  margin: 0 0 8px;
}

.section-sub {
  margin: 0 0 24px;
  color: var(--muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article {
  background: #f9fcff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
}

.feature-grid h4 {
  margin: 0 0 8px;
}

.feature-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.about-card {
  background: var(--paper);
  border-radius: 20px;
  border: 1px solid var(--line);
  overflow: hidden;
}

.about-card img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  display: block;
}

.principal-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 24px;
  align-items: center;
}

.principal-image {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.principal-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.teacher-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.teacher-card {
  background: #f9fcff;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
}

.teacher-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.teacher-meta {
  padding: 14px;
}

.teacher-meta h3 {
  margin: 0;
  font-size: 18px;
}

.teacher-meta p {
  margin: 6px 0 0;
  color: var(--muted);
}

.event-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.event-card {
  background: #f9fcff;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.event-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.event-content {
  padding: 14px;
}

.event-content h3 {
  margin: 0 0 8px;
}

.event-content p {
  margin: 0;
  color: var(--muted);
}

.social-band {
  background: linear-gradient(135deg, #0b2f6b 0%, #081f4d 100%);
  color: #f8fafc;
}

.social-inner .section-sub {
  color: #d1d5db;
}

.social-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.social-links a {
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 14px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.gallery-item {
  border-radius: 14px;
  overflow: hidden;
  display: block;
  border: 1px solid var(--line);
}

.gallery-item img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  display: block;
}

.cta {
  background: linear-gradient(135deg, #0b2f6b 0%, #081f4d 100%);
  color: #f7f7f7;
  border-radius: 20px;
  padding: 28px;
}

.cta p {
  color: #dbeafe;
}

.site-footer {
  margin-top: 56px;
  border-top: 1px solid var(--line);
  background: rgba(234, 244, 255, 0.85);
}

.footer-wrap {
  padding: 26px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.footer-logo {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 2px;
}

.page-head {
  padding: 52px 0 24px;
}

.page-head h1 {
  margin: 0;
  font-family: "Merriweather", Georgia, serif;
}

@media (max-width: 1000px) {
  .feature-grid,
  .teacher-grid,
  .event-grid,
  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-grid,
  .principal-grid {
    grid-template-columns: 1fr;
  }

  .principal-image img {
    height: 320px;
  }
}

@media (max-width: 680px) {
  .nav {
    display: none;
  }

  .hero-overlay {
    padding: 28px;
    min-height: 380px;
  }

  .feature-grid,
  .teacher-grid,
  .event-grid,
  .gallery-grid,
  .quick-stats {
    grid-template-columns: 1fr;
  }
}