:root {
  --primary-color: #0b3c6d;      /* Deep Royal Blue from logo */
  --secondary-color: #178a87;    /* Teal/Green tone */
  --accent-color: #d94e28;       /* Warm Coral/Red from logo */
  --dark-text: #1f2937;
  --light-bg: #f8fafc;
  --white: #ffffff;
  --border-color: #e2e8f0;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  color: var(--dark-text);
  background-color: var(--light-bg);
  line-height: 1.6;
}

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

/* Top Notification Bar */
.top-bar {
  background-color: var(--primary-color);
  color: var(--white);
  font-size: 0.85rem;
  padding: 8px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar .contact-info span {
  margin-right: 15px;
}

/* Header & Navigation */
header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 5%;
  max-width: 1200px;
  margin: auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-logo {
  width: 55px;
  height: 55px;
  object-fit: contain;
  border-radius: 50%;
  border: 1px solid var(--border-color);
}

.logo-text h1 {
  font-size: 1.3rem;
  color: var(--primary-color);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.logo-text p {
  font-size: 0.75rem;
  color: var(--secondary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 18px;
  align-items: center;
}

.nav-links li a {
  font-weight: 600;
  color: var(--dark-text);
  padding: 8px 12px;
  border-radius: 4px;
  transition: all 0.3s;
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--primary-color);
  background-color: #e8f1f9;
}

.btn-admission {
  background-color: var(--accent-color);
  color: var(--white) !important;
  border-radius: 6px !important;
}

.btn-admission:hover {
  background-color: #b73917 !important;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--primary-color);
}

/* Slider Section */
.slider-container {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
  background-color: #06182c;
}

.slide {
  display: none;
  height: 100%;
  width: 100%;
  position: relative;
  transition: opacity 0.6s ease-in-out;
}

.slide.active {
  display: block;
}

.slide-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* Dark Gradient Overlay */
.slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(6, 24, 44, 0.88) 0%,
    rgba(6, 24, 44, 0.65) 50%,
    rgba(6, 24, 44, 0.25) 100%
  );
}

.slide-caption {
  position: absolute;
  top: 50%;
  left: 8%;
  transform: translateY(-50%);
  color: #ffffff;
  max-width: 650px;
  z-index: 2;
}

.slide-tag {
  display: inline-block;
  background-color: var(--secondary-color, #178a87);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 5px 12px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.slide-caption h2 {
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.slide-caption p {
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 22px;
  color: #e2e8f0;
}

.slide-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn-action {
  background: var(--secondary-color);
  color: var(--white);
  padding: 12px 25px;
  border-radius: 5px;
  display: inline-block;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: 0.3s;
}

.btn-action:hover {
  background: #116866;
}

.btn-outline {
  display: inline-block;
  padding: 12px 22px;
  border: 2px solid #ffffff;
  color: #ffffff;
  font-weight: 600;
  border-radius: 5px;
  transition: 0.3s;
}

.btn-outline:hover {
  background-color: #ffffff;
  color: #0b3c6d;
}

/* Slider Controls */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.45);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 1.8rem;
  padding: 10px 18px;
  cursor: pointer;
  border-radius: 50%;
  z-index: 5;
  transition: 0.3s;
}

.slider-btn:hover {
  background: var(--primary-color, #0b3c6d);
  border-color: #ffffff;
}

.slider-btn.prev { left: 20px; }
.slider-btn.next { right: 20px; }

/* Navigation Dots */
.slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 5;
}

.dot {
  width: 12px;
  height: 12px;
  background-color: rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  cursor: pointer;
  transition: 0.3s;
}

.dot.active, .dot:hover {
  background-color: #ffffff;
  transform: scale(1.2);
}

/* Page Content Containers */
.container {
  max-width: 1200px;
  margin: auto;
  padding: 50px 20px;
}

.section-title {
  text-align: center;
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 30px;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: var(--accent-color);
  margin: 10px auto 0;
}

.home-split {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 30px;
}

.card {
  background: var(--white);
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--border-color);
}

.notice-board ul {
  list-style: none;
}

.notice-board li {
  padding: 12px 0;
  border-bottom: 1px dashed var(--border-color);
}

.notice-date {
  display: inline-block;
  font-size: 0.75rem;
  background: #e1effa;
  color: var(--primary-color);
  padding: 2px 7px;
  border-radius: 3px;
  font-weight: 600;
  margin-bottom: 4px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.feature-box {
  background: var(--white);
  padding: 30px 20px;
  text-align: center;
  border-radius: 8px;
  border-top: 4px solid var(--primary-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-color);
}

.feature-box h3 {
  margin: 15px 0 10px;
  color: var(--primary-color);
}

/* Forms */
.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  font-size: 0.95rem;
}

/* Footer */
footer {
  background: #06223e;
  color: var(--white);
  padding: 45px 5% 20px;
  margin-top: 50px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: auto;
}

.footer-col h4 {
  font-size: 1.15rem;
  margin-bottom: 15px;
  color: #72d2cc;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a:hover {
  color: #72d2cc;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 30px;
  padding-top: 20px;
  font-size: 0.85rem;
  color: #a0aec0;
}

@media (max-width: 768px) {
  .top-bar {
    flex-direction: column;
    text-align: center;
    gap: 5px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
  }

  .nav-links.active {
    display: flex;
  }

  .home-split {
    grid-template-columns: 1fr;
  }

  .slider-container {
    height: 380px;
  }

  .slide-caption h2 {
    font-size: 1.6rem;
  }

  .slide-caption p {
    font-size: 0.9rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .slider-btn {
    display: none;
  }
}