:root {
  --primary: #0f3ea8;
  --primary-dark: #082c84;
  --accent: #ff9800;
  --accent-dark: #ec8600;
  --text: #172033;
  --muted: #5f6d83;
  --bg: #ffffff;
  --bg-soft: #f3f7ff;
  --border: #d8e2f4;
  --shadow-soft: 0 10px 26px rgba(10, 61, 160, 0.12);
  --shadow-card: 0 14px 34px rgba(10, 61, 160, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Poppins", Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
}

a {
  color: inherit;
}

.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}

.topbar {
  background: var(--primary-dark);
  color: #dce8ff;
  font-size: 0.9rem;
}

.topbar-wrap {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar p {
  margin: 0;
}

.topbar a {
  color: #fff2d8;
  text-decoration: none;
  font-weight: 600;
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #ebf0fb;
}

.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.2px;
}

.logo span {
  color: var(--accent);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav a {
  text-decoration: none;
  font-weight: 500;
  color: #21324d;
  padding: 8px 12px;
  border-radius: 8px;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.nav a:hover {
  color: var(--primary);
  background: #eef4ff;
}

.menu-btn {
  display: none;
  border: 1px solid var(--border);
  color: var(--primary);
  background: #f4f8ff;
  border-radius: 8px;
  width: 42px;
  height: 42px;
  font-size: 1.25rem;
  cursor: pointer;
}

.hero {
  background: linear-gradient(130deg, #eaf2ff 0%, #f7fbff 52%, #fff2df 100%);
  padding: 78px 0 86px;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  gap: 26px;
  align-items: stretch;
}

.hero-content {
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(200, 218, 245, 0.9);
  border-radius: 22px;
  padding: 30px;
  box-shadow: var(--shadow-soft);
}

.chip {
  margin: 0 0 16px;
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: #fff0dc;
  color: #8e5100;
  font-weight: 600;
  font-size: 0.92rem;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(1.9rem, 4.8vw, 3rem);
  line-height: 1.18;
  color: #112444;
}

.subheading {
  margin: 0 0 1.5rem;
  max-width: 710px;
  font-size: clamp(1rem, 2.2vw, 1.16rem);
  color: var(--muted);
}

.hero-cta,
.query-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.hero-highlight {
  background: #fff;
  border: 1px solid #dce7fb;
  border-radius: 22px;
  padding: 24px;
  box-shadow: var(--shadow-soft);
}

.hero-highlight h3 {
  margin: 0 0 10px;
  color: var(--primary);
}

.hero-highlight ul {
  margin: 0 0 18px;
  padding-left: 20px;
  color: #2a3e64;
}

.hero-highlight li {
  margin-bottom: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 10px;
  padding: 12px 20px;
  font-weight: 600;
  border: 2px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(10, 61, 160, 0.2);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: var(--accent);
  color: #fff;
}

.btn-secondary:hover {
  background: var(--accent-dark);
}

.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(255, 255, 255, 0.92);
}

.btn-outline:hover {
  background: #eef4ff;
}

.section {
  padding: 74px 0;
}

.alt-bg {
  background: var(--bg-soft);
}

h2 {
  margin: 0 0 22px;
  color: #102447;
  font-size: clamp(1.55rem, 3.5vw, 2.15rem);
}

.section p {
  color: #324766;
}

.grid {
  display: grid;
  gap: 1rem;
}

.cards-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cards-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.feature-item,
.testimonial {
  background: #fff;
  border: 1px solid #dce7fb;
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover,
.feature-item:hover,
.testimonial:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 8px;
}

.feature-item {
  font-weight: 600;
  color: #1c2e4f;
}

.notice-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.notice-list li {
  background: #fff;
  border: 1px solid #e2e9f8;
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  padding: 14px 16px;
  box-shadow: var(--shadow-soft);
}

.notice-list span {
  color: var(--primary);
  font-weight: 700;
}

.admission-form {
  max-width: 650px;
  background: #fff;
  border: 1px solid #dce7fb;
  border-radius: 16px;
  box-shadow: var(--shadow-soft);
  padding: 24px;
}

.field {
  margin-bottom: 14px;
}

label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: #1e3153;
}

input,
select {
  width: 100%;
  border: 1px solid #d4dff4;
  border-radius: 10px;
  padding: 12px;
  font: inherit;
  color: #1b2d4b;
  background: #fbfdff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
select:focus {
  outline: none;
  border-color: #8faee6;
  box-shadow: 0 0 0 4px rgba(15, 62, 168, 0.13);
}

.full-btn {
  width: 100%;
}

.form-note {
  margin: 12px 0 0;
  font-weight: 600;
  color: var(--primary);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin: 14px 0 20px;
}

.social-links a {
  text-decoration: none;
  color: var(--primary);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 600;
  background: #fff;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.social-links a:hover {
  background: #edf4ff;
  transform: translateY(-2px);
}

.map-wrap {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #dce7fb;
  box-shadow: var(--shadow-soft);
}

.map-wrap iframe {
  width: 100%;
  min-height: 300px;
  border: 0;
}

.floating-whatsapp {
  position: fixed;
  right: 14px;
  bottom: 86px;
  z-index: 1000;
  background: #25d366;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  padding: 12px 16px;
  border-radius: 999px;
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.22);
}

.mobile-call-btn {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1001;
  text-decoration: none;
  text-align: center;
  color: #fff;
  background: var(--primary);
  font-weight: 700;
  padding: 14px;
}

.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.56);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1200;
  padding: 16px;
}

.popup-overlay.active {
  display: flex;
}

.popup-box {
  position: relative;
  width: min(500px, 100%);
  padding: 24px;
  border-radius: 16px;
  border: 1px solid #dce7fb;
  background: #fff;
  box-shadow: var(--shadow-card);
}

.popup-close {
  position: absolute;
  top: 6px;
  right: 10px;
  border: 0;
  background: none;
  font-size: 1.7rem;
  cursor: pointer;
  color: #45608a;
}

.popup-btn {
  margin-top: 10px;
}

@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
  }

  .cards-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cards-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .topbar-wrap {
    min-height: 38px;
    font-size: 0.82rem;
  }

  .header {
    top: 0;
  }

  .menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    position: absolute;
    top: 74px;
    right: 4%;
    width: min(300px, 92vw);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px;
    border-radius: 12px;
    border: 1px solid #dce7fb;
    background: #fff;
    box-shadow: var(--shadow-card);
  }

  .nav.active {
    display: flex;
  }

  .nav a {
    width: 100%;
  }

  .hero {
    padding: 56px 0 64px;
  }

  .hero-content,
  .hero-highlight {
    padding: 22px;
  }

  .cards-4,
  .cards-3 {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 0;
  }

  .mobile-call-btn {
    display: block;
  }

  .floating-whatsapp {
    bottom: 62px;
  }
}