@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:ital,wght@0,500;0,600;0,700;0,800;1,600&display=swap');

:root {
  /* Brand Colors */
  --primary: #092B60;
  --primary-dark: #061D42;
  --secondary: #00A6A6;
  --accent: #16B8B0;
  --gold: #F2A900;

  /* Background */
  --bg-body: #F4F8FC;
  --bg-white: #FFFFFF;
  --bg-light: #EAF4F8;

  /* Typography */
  --text-primary: #25344A;
  --text-secondary: #64748B;
  --text-light: #94A3B8;

  /* UI */
  --border: #E2EAF2;
  --success: #16A36A;
  --danger: #DC4545;

  /* Fonts */
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 28px;

  /* Shadows */
  --shadow-sm: 0 2px 10px rgba(9, 43, 96, 0.05);
  --shadow-md: 0 8px 24px rgba(9, 43, 96, 0.08);
  --shadow-lg: 0 16px 40px rgba(9, 43, 96, 0.12);
  --shadow-xl: 0 24px 60px rgba(9, 43, 96, 0.18);
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
  color: var(--primary);
  line-height: 1.25;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ══════════ TOP BAR ══════════ */
.top-bar {
  background: var(--primary-dark);
  color: #CBD5E1;
  font-size: 0.813rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.tb-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.tb-badge {
  background: var(--secondary);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.688rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ══════════ NAVBAR ══════════ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo-img {
  height: 80px;
  max-width: 320px;
  width: auto;
  object-fit: contain;
  background: transparent;
  padding: 0;
  border: none;
  box-shadow: none;
  display: block;
  transition: var(--transition);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-link {
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.938rem;
  padding: 6px 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--secondary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--secondary);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-light);
  color: var(--primary);
  padding: 9px 18px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.875rem;
  font-family: var(--font-heading);
}

.btn-phone:hover {
  background: #DCECF5;
}

.btn-nav-apply {
  background: var(--secondary);
  color: #fff;
  padding: 10px 22px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.875rem;
  font-family: var(--font-heading);
  box-shadow: 0 4px 14px rgba(0, 166, 166, 0.3);
}

.btn-nav-apply:hover {
  background: var(--accent);
  transform: translateY(-1px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 26px;
  color: var(--primary);
  cursor: pointer;
}

/* ══════════ HERO SECTION (STANDARD) ══════════ */
.page-hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 70px 0 85px;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(0, 166, 166, 0.25) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 166, 166, 0.18);
  border: 1px solid rgba(0, 166, 166, 0.4);
  color: #7FE5E1;
  font-size: 0.813rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 20px;
}

.page-hero-title {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  line-height: 1.15;
}

.page-hero-title span {
  color: var(--secondary);
}

.page-hero-sub {
  font-size: 1.125rem;
  color: #CBD5E1;
  line-height: 1.7;
}

/* ══════════ BUTTONS & COMPONENTS ══════════ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--secondary);
  color: #fff;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.938rem;
  font-family: var(--font-heading);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 166, 166, 0.35);
  transition: var(--transition);
}

.btn-primary:hover {
  background: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 166, 166, 0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-light);
  color: var(--primary);
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.938rem;
  font-family: var(--font-heading);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.btn-secondary:hover {
  background: #DCECF5;
}

.section-padding {
  padding: 80px 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  background: var(--bg-light);
  color: var(--secondary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 30px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-sub {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* ══════════ FOOTER ══════════ */
footer {
  background: var(--primary-dark);
  color: #94A3B8;
  padding: 70px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-logo-img {
  height: 80px;
  max-width: 320px;
  width: auto;
  object-fit: contain;
  background: transparent;
  padding: 0;
  border: none;
  box-shadow: none;
  margin-bottom: 18px;
  display: block;
  filter: brightness(0) invert(1) drop-shadow(0 2px 10px rgba(0, 166, 166, 0.35));
}

.footer-about p {
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h5 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 18px;
  font-weight: 700;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.813rem;
  flex-wrap: wrap;
  gap: 16px;
}

/* ══════════ FLOATING WHATSAPP ══════════ */
.floating-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: var(--transition);
}

.floating-whatsapp:hover {
  transform: scale(1.08);
}

/* ══════════ RESPONSIVE ══════════ */
@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #fff;
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border);
  }
  .nav-menu.show {
    display: flex;
  }
  .mobile-menu-btn {
    display: block;
  }
  .nav-actions .btn-phone {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ══════════ POPUP ADMISSION MODAL ══════════ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(9, 43, 96, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.modal-overlay.active {
  display: flex;
  opacity: 1;
}
.modal-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
  position: relative;
  transform: translateY(20px) scale(0.96);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 32px 30px;
}
.modal-overlay.active .modal-card {
  transform: translateY(0) scale(1);
}
.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 18px;
  background: var(--bg-light);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 20px;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.modal-close-btn:hover {
  background: #DCECF5;
  transform: rotate(90deg);
}
.modal-header {
  margin-bottom: 22px;
  padding-right: 30px;
}
.modal-tag {
  display: inline-block;
  background: var(--bg-light);
  color: var(--secondary);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 8px;
}
.modal-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.25;
}
.modal-sub {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}
.modal-course-badge {
  background: linear-gradient(135deg, #EAF4F8 0%, #DCECF5 100%);
  border: 1px solid #B8DCED;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.mcb-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
}
.mcb-name {
  font-size: 0.938rem;
  font-weight: 800;
  color: var(--secondary);
}
.modal-form-group {
  margin-bottom: 14px;
}
.modal-label {
  display: block;
  font-size: 0.813rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 5px;
}
.modal-input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.938rem;
  outline: none;
  background: var(--bg-body);
  transition: var(--transition);
}
.modal-input:focus {
  border-color: var(--secondary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(0, 166, 166, 0.15);
}
.modal-submit-btn {
  width: 100%;
  background: var(--secondary);
  color: #fff;
  border: none;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-heading);
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 166, 166, 0.35);
  margin-top: 10px;
  transition: var(--transition);
}
.modal-submit-btn:hover {
  background: var(--accent);
  transform: translateY(-2px);
}
.modal-footer-note {
  font-size: 0.75rem;
  color: var(--text-light);
  text-align: center;
  margin-top: 14px;
}


/* ══════════ HIGH-CONVERTING BOTTOM-CENTER HERO SLIDER ══════════ */
.hero-slider-section {
  position: relative;
  background: #061D42;
  color: #fff;
  height: 600px;
  overflow: hidden;
  user-select: none;
}
.hero-slides-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}
.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  text-align: center;
  z-index: 1;
  padding-bottom: 64px;
}
.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}
.hero-slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  z-index: 1;
  transform: scale(1.04);
  transition: transform 6s ease-out;
}
.hero-slide.active .hero-slide-bg {
  transform: scale(1);
}
.hero-slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(6, 29, 66, 0.35) 0%,
    rgba(6, 29, 66, 0.6) 40%,
    rgba(6, 29, 66, 0.9) 85%,
    rgba(6, 29, 66, 0.98) 100%
  );
  z-index: 2;
}
.hero-slide-content {
  position: relative;
  z-index: 3;
  max-width: 860px;
  margin: 0 auto;
  padding: 22px 32px;
  background: rgba(6, 29, 66, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}
.hero-slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 166, 166, 0.25);
  border: 1px solid rgba(0, 166, 166, 0.6);
  color: #5CE1E6;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.hero-slide-title {
  font-size: clamp(1.6rem, 3.2vw, 2.3rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.25;
  margin-bottom: 10px;
  font-family: var(--font-heading);
}
.hero-slide-title span {
  color: #00A6A6;
}
.hero-slide-desc {
  font-size: 0.95rem;
  color: #E2E8F0;
  line-height: 1.55;
  margin: 0 auto 18px;
  max-width: 660px;
  font-weight: 400;
}
.hero-slide-ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.hero-slide-ctas .btn {
  font-size: 0.875rem;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.25s ease;
  text-decoration: none;
  cursor: pointer;
  border: none;
}
.hero-slide-ctas .btn-primary {
  background: #00A6A6;
  color: #FFFFFF;
}
.hero-slide-ctas .btn-primary:hover {
  background: #008888;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 166, 166, 0.4);
}
.hero-slide-ctas .btn-secondary {
  background: rgba(255, 255, 255, 0.16);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.hero-slide-ctas .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.28);
  transform: translateY(-2px);
}
.hero-slide-ctas .btn-gold {
  background: #F2A900;
  color: #092B60;
  font-weight: 800;
}
.hero-slide-ctas .btn-gold:hover {
  background: #D49000;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(242, 169, 0, 0.35);
}

/* SLIDER CONTROLS (ARROWS & BOTTOM DOTS) */
.slider-arrow-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(6, 29, 66, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: all 0.25s ease;
}
.slider-arrow-btn:hover {
  background: #00A6A6;
  border-color: #00A6A6;
  transform: translateY(-50%) scale(1.1);
}
.slider-arrow-prev { left: 24px; }
.slider-arrow-next { right: 24px; }

.slider-indicators {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 8px;
  align-items: center;
}
.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.3s ease;
}
.slider-dot.active {
  background: #00A6A6;
  width: 28px;
  border-radius: 10px;
}

/* STATS STRIP SECTION */
.home-stats-strip {
  background: #FFFFFF;
  border-bottom: 1px solid var(--border);
  padding: 30px 0;
  box-shadow: 0 4px 16px rgba(9, 43, 96, 0.05);
  position: relative;
  z-index: 5;
}
.h-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.h-stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: #092B60;
  font-family: var(--font-heading);
  line-height: 1.1;
  margin-bottom: 4px;
}
.h-stat-lbl {
  font-size: 0.85rem;
  color: #64748B;
  font-weight: 600;
}

@media (max-width: 768px) {
  .hero-slider-section {
    height: 520px;
  }
  .hero-slide {
    padding-bottom: 56px;
  }
  .hero-slide-content {
    padding: 16px 20px;
    margin: 0 16px;
  }
  .slider-arrow-btn {
    display: none;
  }
  .h-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}