/* =========================================================
   Educational Website - Main Stylesheet
   ========================================================= */

:root {
  --color-primary: #1b3a6b;   /* deep academic blue */
  --color-accent: #d9a441;    /* gold accent */
  --color-dark: #0f1f38;
  --color-light-bg: #f5f7fa;
  --color-text: #333c4d;
  --color-muted: #7a8393;
  --radius: 6px;
  --shadow: 0 4px 18px rgba(15, 31, 56, 0.08);
  --transition: all 0.25s ease;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  color: var(--color-text);
  background: #fff;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { margin: 0 0 12px; color: var(--color-dark); font-weight: 700; }
.section-title { text-align: center; margin-bottom: 40px; }
.section-title h2 { font-size: 30px; }
.section-title span { color: var(--color-accent); }

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}
.btn:hover { background: var(--color-primary); }
.btn-outline {
  background: transparent;
  border: 2px solid #fff;
  color: #fff;
}
.btn-outline:hover { background: #fff; color: var(--color-primary); }

/* ---------- Header ---------- */
.site-header {
  background: var(--color-primary);
  color: #fff;
  position: relative;
  z-index: 50;
}
.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  font-size: 13px;
  background: var(--color-dark);
}
.header-top a { margin-right: 16px; opacity: 0.85; }
.header-top a:hover { opacity: 1; }

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}
.logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: #fff; }
.logo img { height: 42px; }

.main-nav ul { display: flex; gap: 26px; }
.main-nav a {
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}
.main-nav a:hover { border-color: var(--color-accent); color: var(--color-accent); }

.mobile-toggle { display: none; background: none; border: none; color: #fff; font-size: 26px; cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(15,31,56,0.85) 0%, rgba(15,31,56,0.35) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 620px; }
.hero-content .subtitle { text-transform: uppercase; letter-spacing: 2px; color: var(--color-accent); font-weight: 700; margin-bottom: 10px; }
.hero-content h1 { font-size: 46px; color: #fff; margin-bottom: 18px; }
.hero-content p { margin-bottom: 26px; color: #e5e9f0; }

/* ---------- Quick Info Icons ---------- */
.quicklinks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #fff;
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  margin: -60px auto 60px;
  position: relative;
  z-index: 5;
  max-width: 1100px;
}
.quicklink-item {
  text-align: center;
  padding: 30px 16px;
  border-right: 1px solid #eef0f4;
}
.quicklink-item:last-child { border-right: none; }
.quicklink-item img { height: 44px; margin: 0 auto 14px; }
.quicklink-item h4 { font-size: 16px; margin-bottom: 4px; }
.quicklink-item p { color: var(--color-muted); font-size: 13px; margin: 0; }

/* ---------- About ---------- */
.about-section { padding: 70px 0; background: var(--color-light-bg); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-text p { color: var(--color-muted); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 50px;
}
.service-card {
  background: #fff;
  padding: 30px 22px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-6px); }
.service-card img { height: 48px; margin: 0 auto 16px; }
.service-card h4 { font-size: 17px; }
.service-card p { color: var(--color-muted); font-size: 14px; }
.service-card a { color: var(--color-accent); font-weight: 600; font-size: 13px; }

/* ---------- Admission CTA ---------- */
.admission-cta {
  background: var(--color-primary);
  color: #fff;
  padding: 60px 0;
  text-align: center;
}
.admission-cta h2 { color: #fff; }
.admission-cta p { max-width: 640px; margin: 0 auto 26px; color: #dfe4ee; }

/* ---------- News ---------- */
.news-section { padding: 70px 0; }
.news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.news-card { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.news-card img { height: 160px; object-fit: cover; width: 100%; background: #dfe4ee; }
.news-card .news-body { padding: 18px; }
.news-card .meta { font-size: 12px; color: var(--color-muted); margin-bottom: 8px; }
.news-card .category { color: var(--color-accent); font-weight: 700; }
.news-card h4 { font-size: 16px; }

/* ---------- Video Tour ---------- */
.video-section {
  padding: 70px 0;
  background: var(--color-dark);
  color: #fff;
  text-align: center;
}
.video-section h2 { color: #fff; }
.video-thumb { position: relative; max-width: 800px; margin: 30px auto 0; border-radius: var(--radius); overflow: hidden; }
.play-btn {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 74px; height: 74px; border-radius: 50%;
  background: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: #fff;
}

/* ---------- Events / Donation ---------- */
.events-donation { padding: 70px 0; background: var(--color-light-bg); }
.ed-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.donation-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.donation-card img { height: 200px; object-fit: cover; width: 100%; }
.donation-card .body { padding: 24px; }

.event-item { display: flex; gap: 18px; padding: 18px 0; border-bottom: 1px solid #e2e6ee; }
.event-date { background: var(--color-primary); color: #fff; border-radius: var(--radius); text-align: center; padding: 10px 14px; min-width: 64px; }
.event-date .day { font-size: 20px; font-weight: 800; display: block; }
.event-date .month { font-size: 12px; text-transform: uppercase; }
.event-item h4 { margin-bottom: 4px; font-size: 16px; }
.event-item .meta { font-size: 13px; color: var(--color-muted); }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-dark); color: #c6cbd8; padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 30px; margin-bottom: 40px; }
.footer-grid h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer-grid ul li { margin-bottom: 8px; }
.footer-grid ul a:hover { color: var(--color-accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 20px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; }
.social-icons { display: flex; gap: 12px; }
.social-icons a { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .about-grid, .ed-grid { grid-template-columns: 1fr; }
  .services-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .quicklinks { grid-template-columns: repeat(2, 1fr); margin-top: 20px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .main-nav { display: none; }
  .mobile-toggle { display: block; }
  .services-grid, .news-grid, .quicklinks, .footer-grid { grid-template-columns: 1fr; }
  .hero-content h1 { font-size: 32px; }
}