/* ==========================================================================
   BRILLIANT COMPUTER EDUCATION - MASTER STYLESHEET
   Clean, modern, premium institute styling with strict brand palette
   ========================================================================== */

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

/* --------------------------------------------------------------------------
   1. CSS VARIABLES (DESIGN SYSTEM)
   -------------------------------------------------------------------------- */
:root {
  /* Strict Brand Color Palette */
  --color-primary: #1E40AF;
  --color-primary-dark: #17328A;
  --color-secondary: #2563EB;
  --color-navy: #142B50;
  --color-white: #FFFFFF;
  --color-light-bg: #F3F7FF;
  --color-border: #E2E8F0;
  --color-body: #334155;
  --color-muted: #64748B;
  --color-muted-light: #94A3B8;
  --color-footer-border: #1E3A5F;
  --color-whatsapp: #25D366;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout & Spacing */
  --container-max-width: 1200px;
  --header-height: 80px;
  --section-padding-y: 80px;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(20, 43, 80, 0.07), 0 2px 4px -2px rgba(20, 43, 80, 0.05);
  --shadow-lg: 0 10px 25px -5px rgba(20, 43, 80, 0.1), 0 8px 10px -6px rgba(20, 43, 80, 0.05);
  --shadow-hover: 0 14px 28px -6px rgba(20, 43, 80, 0.14), 0 10px 10px -5px rgba(20, 43, 80, 0.04);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   1. GLOBAL RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-body);
  background-color: var(--color-white);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
  min-height: 100vh;
}

img, svg, picture, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* --------------------------------------------------------------------------
   19. CUSTOM SCROLLBAR
   -------------------------------------------------------------------------- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-light-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-secondary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-secondary) var(--color-light-bg);
}

/* --------------------------------------------------------------------------
   BUTTONS & COMMON UI ELEMENTS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
  text-align: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 14px 32px;
  border: 1px solid var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.btn--secondary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 13px 30px;
}

.btn--secondary:hover {
  background-color: var(--color-light-bg);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.btn--sm {
  padding: 8px 18px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn--full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   2. HEADER & NAVIGATION (.header)
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: background-color var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.header--scrolled {
  box-shadow: 0 4px 20px rgba(20, 43, 80, 0.08);
  border-bottom-color: transparent;
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Branding / Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.header__logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.header__logo-icon {
  width: 44px;
  height: 44px;
  background-color: var(--color-light-bg);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  border: 1px solid var(--color-border);
}

.header__logo-text {
  display: flex;
  flex-direction: column;
}

.header__logo-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.header__logo-tagline {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Desktop Navigation */
.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
}

.header__nav-link {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-navy);
  position: relative;
  padding: 8px 0;
  transition: color var(--transition-fast);
}

/* Animated underline on hover & active */
.header__nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
  border-radius: 2px;
}

.header__nav-link:hover,
.header__nav-link.active,
.header__nav-link--active {
  color: var(--color-primary);
}

.header__nav-link:hover::after,
.header__nav-link.active::after,
.header__nav-link--active::after {
  width: 100%;
}

/* Header Dropdown Menu */
.header__nav-item--dropdown {
  position: relative;
}

.header__nav-link--dropdown {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.header__dropdown-arrow {
  transition: transform var(--transition-fast);
}

.header__nav-item--dropdown:hover .header__dropdown-arrow,
.header__nav-item--dropdown:focus-within .header__dropdown-arrow {
  transform: rotate(180deg);
}

.header__dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  width: 320px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 32px -4px rgba(20, 43, 80, 0.12);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: 1000;
}

.header__nav-item--dropdown:hover .header__dropdown-menu,
.header__nav-item--dropdown:focus-within .header__dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(4px);
}

.header__dropdown-item {
  display: flex;
  flex-direction: column;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.header__dropdown-item:hover {
  background-color: var(--color-light-bg);
}

.header__dropdown-title {
  font-family: var(--font-heading);
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--color-navy);
}

.header__dropdown-item:hover .header__dropdown-title {
  color: var(--color-primary);
}

.header__dropdown-sub {
  font-size: 0.775rem;
  color: var(--color-muted);
  margin-top: 2px;
}

.header__dropdown-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 8px;
  padding-top: 8px;
  text-align: center;
}

.header__dropdown-all {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.header__dropdown-all:hover {
  color: var(--color-secondary);
  text-decoration: underline;
}

/* Header Search Button */
.header__search-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: var(--color-light-bg);
  border: 1px solid var(--color-border);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.header__search-btn:hover {
  background-color: #EBF2FE;
  border-color: var(--color-secondary);
  color: var(--color-primary);
}

/* Quick Search Modal */
.search-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(20, 43, 80, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 80px 20px 20px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.search-modal-overlay.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.search-modal-container {
  width: 100%;
  max-width: 640px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 20px 50px -10px rgba(20, 43, 80, 0.25);
  overflow: hidden;
  transform: translateY(-20px) scale(0.98);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.search-modal-overlay.open .search-modal-container {
  transform: translateY(0) scale(1);
}

.search-modal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.search-input {
  width: 100%;
  border: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--color-navy);
  outline: none;
}

.search-input::placeholder {
  color: var(--color-muted);
}

.search-modal-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-modal-close:hover {
  background-color: var(--color-light-bg);
  color: var(--color-navy);
}

.search-modal-body {
  padding: 20px;
  max-height: 420px;
  overflow-y: auto;
}

.search-suggestions-label {
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin-bottom: 10px;
}

.search-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.search-tag {
  background: var(--color-light-bg);
  border: 1px solid var(--color-border);
  color: var(--color-navy);
  font-size: 0.825rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-tag:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.search-results-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.search-result-item:hover {
  background-color: var(--color-light-bg);
  border-color: var(--color-secondary);
  transform: translateX(4px);
}

.search-result-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.search-result-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
}

.search-result-item:hover .search-result-title {
  color: var(--color-primary);
}

.search-result-meta {
  font-size: 0.8rem;
  color: var(--color-muted);
}

.search-result-action {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* "Enquire Now" Header Button */
.header__enquire-btn {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  display: inline-block;
  white-space: nowrap;
}

.header__enquire-btn:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

/* Hamburger Button */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger__line {
  width: 100%;
  height: 2.5px;
  background-color: var(--color-navy);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.menu-open .hamburger__line:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

.menu-open .hamburger__line:nth-child(2) {
  opacity: 0;
}

.menu-open .hamburger__line:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   18. MOBILE MENU OVERLAY & NAV
   -------------------------------------------------------------------------- */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  backdrop-filter: blur(3px);
}

body.menu-open .mobile-menu-overlay {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  background-color: var(--color-white);
  padding: 90px 28px 36px;
  z-index: 999;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  box-shadow: -8px 0 25px rgba(20, 43, 80, 0.15);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

body.menu-open .mobile-nav {
  transform: translateX(0);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 32px;
}

.mobile-nav__link {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-navy);
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.mobile-nav__link:hover,
.mobile-nav__link.active {
  color: var(--color-primary);
  padding-left: 6px;
}

.mobile-nav__cta {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* --------------------------------------------------------------------------
   3. HERO SECTION (.hero)
   -------------------------------------------------------------------------- */
.hero {
  min-height: calc(100vh - var(--header-height));
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 60px;
  display: flex;
  align-items: center;
  background-color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 55% 45%;
  align-items: center;
  gap: 48px;
  width: 100%;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-secondary);
  background-color: var(--color-light-bg);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  border: 1px solid var(--color-border);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-secondary);
}

.hero__heading {
  font-size: 3.25rem;
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.18;
  margin-bottom: 20px;
  letter-spacing: -0.025em;
}

.hero__heading-highlight {
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.hero__paragraph {
  color: var(--color-muted);
  font-size: 1.125rem;
  line-height: 1.65;
  margin-bottom: 32px;
  max-width: 540px;
}

.hero__buttons {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero__trust {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  width: 100%;
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero__trust-icon {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.hero__trust-text {
  font-size: 0.875rem;
  color: var(--color-muted);
  font-weight: 500;
  line-height: 1.3;
}

.hero__trust-text strong {
  display: block;
  color: var(--color-navy);
  font-weight: 700;
}

.hero__image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.hero__image-card-frame {
  position: relative;
  width: 100%;
  max-width: 520px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 12px;
  box-shadow: 0 16px 36px -8px rgba(20, 43, 80, 0.12), 0 4px 12px -2px rgba(20, 43, 80, 0.04);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease;
}

.hero__image-card-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px -10px rgba(20, 43, 80, 0.18), 0 8px 16px -4px rgba(20, 43, 80, 0.06);
  border-color: #BFDBFE;
}

.hero__img-zoom {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  width: 100%;
  background-color: var(--color-light-bg);
  position: relative;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transform: scale(1.001) translateZ(0);
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
  backface-visibility: hidden;
}

.hero__image-card-frame:hover .hero__img {
  transform: scale(1.035) translateZ(0);
}

.hero__image-caption {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 14px 4px;
}

.hero__image-caption-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background-color: var(--color-light-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
}

.hero__image-caption-text {
  display: flex;
  flex-direction: column;
}

.hero__image-caption-text strong {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
}

.hero__image-caption-text span {
  font-size: 0.78rem;
  color: var(--color-muted);
  line-height: 1.3;
}

/* --------------------------------------------------------------------------
   4. SECTION STYLES & HEADINGS
   -------------------------------------------------------------------------- */
.section {
  padding: var(--section-padding-y) 0;
  position: relative;
}

.section--white {
  background-color: var(--color-white);
}

.section--light {
  background-color: var(--color-light-bg);
}

.section__header {
  margin-bottom: 54px;
}

.section__header--center {
  text-align: center;
}

.section__header--left {
  text-align: left;
}

.section__tag {
  display: inline-block;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 10px;
}

.section__heading {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.25;
  position: relative;
  display: inline-block;
  padding-bottom: 18px;
  margin-bottom: 16px;
}

/* Blue Accent Line Below Section Heading */
.section__heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  width: 50px;
  height: 3px;
  background-color: var(--color-secondary);
  border-radius: 2px;
}

.section__header--center .section__heading::after {
  left: 50%;
  transform: translateX(-50%);
}

.section__header--left .section__heading::after {
  left: 0;
}

.section__subtitle {
  color: var(--color-muted);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 600px;
}

.section__header--center .section__subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   4.1 ABOUT SECTION (.about-grid & .about-images)
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  position: relative;
  align-items: start;
}

.about-img-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 10px;
  box-shadow: 0 10px 25px -5px rgba(20, 43, 80, 0.08);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
  display: flex;
  flex-direction: column;
}

.about-img-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 32px -6px rgba(20, 43, 80, 0.14);
  border-color: #BFDBFE;
}

.about-img-zoom {
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  width: 100%;
  background-color: var(--color-light-bg);
  position: relative;
}

.about-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transform: scale(1.001) translateZ(0);
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
  backface-visibility: hidden;
}

.about-img-card:hover .about-img {
  transform: scale(1.04) translateZ(0);
}

.about-img-tag {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 4px 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-navy);
}

.about-img-tag svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.about-iso-badge {
  grid-column: 1 / -1;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 4px 14px rgba(20, 43, 80, 0.06);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.about-iso-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(20, 43, 80, 0.1);
  border-color: #BFDBFE;
}

.about-iso-badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
  border: 1px solid var(--color-border);
}

.about-iso-badge-text {
  display: flex;
  flex-direction: column;
}

.about-iso-badge-text strong {
  font-family: var(--font-heading);
  font-size: 0.925rem;
  color: var(--color-navy);
  font-weight: 700;
}

.about-iso-badge-text span {
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* About Text Content */
.about-content {
  display: flex;
  flex-direction: column;
}

.about-text {
  color: var(--color-body);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 20px;
  margin: 16px 0 32px;
  padding: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.about-highlight-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-navy);
}

.about-highlight-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   5. GENERAL CARDS (.card)
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
}

.card__icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  flex-shrink: 0;
}

.card__icon svg {
  width: 100%;
  height: 100%;
}

.card__icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background-color: var(--color-light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.card__icon-wrap svg {
  width: 28px;
  height: 28px;
}

.card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.card__description {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.card__link {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  transition: color var(--transition-fast);
}

.card__link:hover {
  text-decoration: underline;
  color: var(--color-primary);
}

.card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.card__link:hover svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   6. COURSE CARDS (.course-card) & COURSES GRID
   -------------------------------------------------------------------------- */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.course-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  padding: 28px 24px;
}

/* Blue top accent line */
.course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--color-primary);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  z-index: 2;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
}

.course-card__header {
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.course-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-light-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.course-card__icon svg {
  width: 26px;
  height: 26px;
}

.course-card__badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background-color: var(--color-light-bg);
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
}

.course-card__body {
  padding: 0;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.course-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 10px;
  line-height: 1.3;
}

.course-card__description {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.course-card__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-muted);
}

.course-card__meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.course-card__meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-secondary);
}

.course-card__footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background-color: transparent;
}

.course-card__learn-more {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast);
  cursor: pointer;
}

.course-card__learn-more:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.course-card__learn-more svg {
  width: 14px;
  height: 14px;
}

.course-card__enquire-btn {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 7px 16px;
  font-size: 0.825rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
  white-space: nowrap;
}

.course-card__enquire-btn:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   7. COURSE FILTERS (.course-filters)
   -------------------------------------------------------------------------- */
.course-filters {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn,
.course-filter {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  color: var(--color-body);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.filter-btn:hover,
.filter-btn.active,
.filter-btn--active,
.course-filter:hover,
.course-filter.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(30, 64, 175, 0.2);
}

/* --------------------------------------------------------------------------
   8. STATISTICS SECTION (.stats)
   -------------------------------------------------------------------------- */
.stats {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: 70px 0;
  position: relative;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.stat-number-suffix {
  color: var(--color-secondary);
}

.stat-label {
  color: var(--color-muted-light);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* --------------------------------------------------------------------------
   9. WHY CHOOSE US / FEATURES GRID
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
}

.feature-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--color-light-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.feature-card__icon svg {
  width: 28px;
  height: 28px;
}

.feature-card__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.feature-card__description {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   10. TESTIMONIALS SECTION (.testimonials)
   -------------------------------------------------------------------------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
}

.testimonial-card__quote-icon {
  width: 36px;
  height: 36px;
  color: var(--color-secondary);
  opacity: 0.85;
  margin-bottom: 16px;
}

.testimonial-card__text {
  color: var(--color-body);
  font-size: 0.98rem;
  line-height: 1.65;
  font-style: italic;
  margin-bottom: 24px;
  flex-grow: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.testimonial-card__avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: var(--color-light-bg);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  flex-shrink: 0;
}

.testimonial-card__info {
  display: flex;
  flex-direction: column;
}

.testimonial-card__name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
}

.testimonial-card__course {
  font-size: 0.825rem;
  color: var(--color-secondary);
  font-weight: 600;
}

.testimonial-card__stars {
  display: flex;
  gap: 3px;
  color: var(--color-secondary);
  margin-bottom: 14px;
}

.testimonial-card__stars svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   11. FAQ ACCORDION (.faq)
   -------------------------------------------------------------------------- */
.faq-container,
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item.active,
.faq-item--active,
.faq-item.faq-active,
.faq-item[open] {
  border-color: var(--color-secondary);
  border-left: 4px solid var(--color-secondary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-navy);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.faq-icon svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-base);
}

.faq-item.active .faq-icon svg,
.faq-item.active .faq-icon,
.faq-item.faq-active .faq-icon svg,
.faq-item.faq-active .faq-icon,
.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  box-sizing: border-box;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.35s ease;
}

.faq-item.active .faq-answer,
.faq-item--active .faq-answer,
.faq-item.faq-active .faq-answer,
.faq-item[open] .faq-answer {
  max-height: 600px;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--color-border);
}

.faq-answer p {
  margin: 0;
  padding: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   12. CONTACT SECTION (.contact)
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 36px;
  max-width: 1060px;
  margin: 0 auto;
  width: 100%;
  align-items: stretch;
}

/* Info Panel */
.contact-info {
  background-color: var(--color-light-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 38px 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 4px 20px -2px rgba(20, 43, 80, 0.06);
}

.contact-info__header {
  margin-bottom: 24px;
}

.contact-info__title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.contact-info__desc {
  color: var(--color-muted);
  font-size: 0.925rem;
  line-height: 1.55;
}

.contact-info__list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 24px;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-info__icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  flex-shrink: 0;
  margin-top: 2px;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.contact-info__item:hover .contact-info__icon {
  border-color: var(--color-primary);
  background-color: #F8FAFC;
}

.contact-info__icon svg {
  width: 20px;
  height: 20px;
}

.contact-info__content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-info__text-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.2;
}

.contact-info__text-value {
  color: var(--color-navy);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.45;
}

.contact-info__text-value a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-info__text-value a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.contact-info__badge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-top: auto;
}

.contact-info__badge-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-info__badge-text {
  font-size: 0.825rem;
  color: var(--color-body);
  line-height: 1.45;
}

.contact-info__badge-text strong {
  color: var(--color-navy);
  font-weight: 600;
}

/* Contact Form */
.contact-form-wrap {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 38px 36px;
  box-shadow: 0 4px 20px -2px rgba(20, 43, 80, 0.06);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}

.form-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-navy);
  line-height: 1.2;
}

.form-label span {
  color: #DC2626;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 11px 16px;
  min-height: 46px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-body);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  box-sizing: border-box;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-muted-light);
}

.form-textarea {
  min-height: 108px;
  resize: vertical;
}

.contact-form__submit {
  width: 100%;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.975rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  margin-top: 4px;
}

.contact-form__submit:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

/* --------------------------------------------------------------------------
   13. FOOTER (.footer)
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--color-navy);
  color: var(--color-muted-light);
  padding: 60px 0 20px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.footer-logo-img,
.footer-logo img {
  height: 44px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  background-color: var(--color-white);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  display: block;
}

.footer-logo-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.01em;
}

.footer-logo-tagline {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-secondary);
  text-transform: uppercase;
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-muted-light);
  margin-bottom: 24px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
  position: relative;
  letter-spacing: 0.02em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.9rem;
  color: var(--color-muted-light);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover {
  color: var(--color-white);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--color-muted-light);
  margin-bottom: 14px;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-secondary);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}

.social-icon-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--color-muted-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-icon-link svg {
  width: 18px;
  height: 18px;
}

.social-icon-link:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid var(--color-footer-border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--color-muted-light);
  flex-wrap: wrap;
  gap: 14px;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a:hover {
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   14. WHATSAPP BUTTON (.whatsapp-btn)
   -------------------------------------------------------------------------- */
.whatsapp-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
}

.whatsapp-btn svg {
  width: 30px;
  height: 30px;
  fill: currentColor;
}

.whatsapp-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.55);
}

/* --------------------------------------------------------------------------
   15. BACK TO TOP BUTTON (.back-to-top)
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 90px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base), background-color var(--transition-fast), transform var(--transition-fast);
  cursor: pointer;
  border: none;
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2.5;
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(30, 64, 175, 0.35);
}

/* --------------------------------------------------------------------------
   20. IMAGE HOVER ZOOM (.img-zoom-wrapper)
   -------------------------------------------------------------------------- */
.img-zoom-wrapper {
  overflow: hidden;
  border-radius: var(--radius-lg);
  position: relative;
  background-color: var(--color-light-bg);
  transform: translateZ(0);
}

.img-zoom-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transform: scale(1.001) translateZ(0);
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1), filter 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
  backface-visibility: hidden;
}

.img-zoom-wrapper:hover img {
  transform: scale(1.035) translateZ(0);
}

/* --------------------------------------------------------------------------
   16. ANIMATIONS & SCROLL REVEALS
   -------------------------------------------------------------------------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger Delays */
.delay-1 {
  transition-delay: 0.1s;
}

.delay-2 {
  transition-delay: 0.2s;
}

.delay-3 {
  transition-delay: 0.3s;
}

.delay-4 {
  transition-delay: 0.4s;
}

.delay-5 {
  transition-delay: 0.5s;
}

/* --------------------------------------------------------------------------
   17. RESPONSIVE DESIGN - MEDIA QUERIES
   -------------------------------------------------------------------------- */

/* Tablet & Smaller Desktops (max-width: 1024px) */
@media screen and (max-width: 1024px) {
  :root {
    --section-padding-y: 65px;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero__content {
    order: 1;
  }

  .hero__image,
  .hero__image-wrapper {
    order: 2;
    max-width: 520px;
    margin: 0 auto;
    width: 100%;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .about-images {
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
  }

  .hero__heading {
    font-size: 2.75rem;
  }

  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px 20px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin: 0 auto;
    gap: 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

/* Mobile Devices (max-width: 768px) */
@media screen and (max-width: 768px) {
  :root {
    --header-height: 70px;
    --section-padding-y: 50px;
  }

  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  /* Header adjustments */
  .header__nav {
    display: none;
  }

  .header__actions .header__enquire-btn {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  /* Hero adjustments */
  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 24px);
    padding-bottom: 40px;
  }

  .hero__heading {
    font-size: 2.25rem;
  }

  .hero__paragraph {
    font-size: 1rem;
    margin-bottom: 24px;
  }

  .hero__buttons {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .hero__buttons .btn {
    width: 100%;
  }

  .hero__trust {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .hero__image-card {
    left: 10px;
    bottom: 14px;
    padding: 10px 14px;
  }

  /* Section Headings */
  .section__heading {
    font-size: 1.85rem;
  }

  .section__subtitle {
    font-size: 0.95rem;
  }

  /* Grids to single column */
  .courses-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-wrap {
    padding: 28px 20px;
  }

  .contact-info {
    padding: 28px 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
  }

  .footer-bottom-links {
    justify-content: center;
  }

  .back-to-top {
    right: 84px;
    width: 40px;
    height: 40px;
  }

  .whatsapp-btn {
    width: 50px;
    height: 50px;
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-btn svg {
    width: 26px;
    height: 26px;
  }
  .about-images {
    gap: 14px;
  }

  .about-highlights {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }
}

/* Small Mobile Devices (max-width: 480px) */
@media screen and (max-width: 480px) {
  .header__logo-img {
    height: 38px;
  }

  .about-images {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .about-iso-badge {
    padding: 12px 14px;
  }
  .hero__heading {
    font-size: 1.95rem;
  }

  .section__heading {
    font-size: 1.6rem;
  }

  .card, .course-card, .feature-card, .testimonial-card {
    padding: 20px 16px;
  }

  .course-card__header {
    padding: 18px 20px 0;
  }

  .course-card__body {
    padding: 16px 20px;
  }

  .course-card__footer {
    padding: 14px 20px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .course-card__enquire-btn {
    width: 100%;
    text-align: center;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .filter-btn,
  .course-filter {
    padding: 6px 14px;
    font-size: 0.8rem;
  }
}

/* --------------------------------------------------------------------------
   21. COURSE DETAILS MODAL & MOBILE CLOSE
   -------------------------------------------------------------------------- */
.mobile-nav__close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.mobile-nav__close:hover {
  background-color: var(--color-light-bg);
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(20, 43, 80, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1050;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 20px 40px rgba(20, 43, 80, 0.2);
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 36px 32px;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-smooth);
}

.modal-overlay.active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-light-bg);
  color: var(--color-navy);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.modal-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background-color: var(--color-light-bg);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  border: 1px solid var(--color-border);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.25;
  margin-bottom: 8px;
}

.modal-desc {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.modal-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

@media (max-width: 560px) {
  .modal-meta-grid {
    grid-template-columns: 1fr;
  }
  .modal-container {
    padding: 24px 20px;
  }
}

.modal-meta-item {
  background-color: var(--color-light-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}

.modal-meta-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin-bottom: 2px;
}

.modal-meta-value {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-navy);
}

.modal-syllabus-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 14px;
}

.modal-syllabus-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.modal-syllabus-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-body);
  line-height: 1.5;
}

.modal-syllabus-list svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}