:root {
  --bg-body: #F4F6F9;
  --bg-white: #FFFFFF;
  --border-subtle: #CBD5E1;
  
  --primary-teal: #069494;
  --primary-teal-dark: #046868;
  --saffron-orange: #BE5103;
  --marigold-yellow: #D97706;
  --rust-red: #B7410E;
  
  --text-dark: #0F172A;
  --text-muted: #334155;
  --text-light: #475569;
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 12px 32px rgba(190, 81, 3, 0.12);
  
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  background-color: var(--bg-body);
  color: var(--text-dark);
  line-height: 1.6;
}

body {
  background-color: var(--bg-body);
  overflow-x: hidden;
  color: var(--text-dark);
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* White Container Cards */
.white-card {
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.white-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(190, 81, 3, 0.4);
}

/* Typography & Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark) !important;
  line-height: 1.25;
}

.gradient-text {
  color: #0F172A !important;
  background: none !important;
  -webkit-background-clip: initial !important;
  -webkit-text-fill-color: initial !important;
}

/* Typing Effect Cursor */
.typing-cursor::after {
  content: '|';
  color: var(--saffron-orange);
  font-weight: 400;
  margin-left: 2px;
  animation: blink 0.7s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.2rem;
  border-radius: 9999px;
  background: rgba(190, 81, 3, 0.12);
  border: 1px solid rgba(190, 81, 3, 0.35);
  color: var(--saffron-orange);
  font-size: 0.88rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3.2rem;
  }
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.12rem;
  font-weight: 600;
  max-width: 720px;
  margin: 0 auto 3rem auto;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  border-radius: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--saffron-orange) 0%, var(--rust-red) 100%);
  color: #FFFFFF !important;
  box-shadow: 0 4px 15px rgba(190, 81, 3, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(190, 81, 3, 0.4);
}

.btn-secondary {
  background: var(--bg-white);
  color: var(--text-dark) !important;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: #F8FAFC;
  border-color: var(--primary-teal);
  color: var(--primary-teal) !important;
}

.btn-teal {
  background: linear-gradient(135deg, var(--primary-teal) 0%, var(--primary-teal-dark) 100%);
  color: #FFFFFF !important;
  box-shadow: 0 4px 15px rgba(6, 148, 148, 0.3);
}

.btn-teal:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(6, 148, 148, 0.4);
}

/* Navbar & Corporate Header */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.8rem 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--saffron-orange) 0%, var(--rust-red) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  color: #FFFFFF;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(190, 81, 3, 0.25);
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  color: var(--text-dark);
  line-height: 1.1;
  display: flex;
  flex-direction: column;
}

.logo-text span {
  color: var(--saffron-orange);
  font-size: 1.15rem;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

@media (min-width: 992px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  color: #334155;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: var(--transition);
  padding: 0.3rem 0;
}

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

.mobile-toggle {
  display: flex;
  background: none;
  border: none;
  color: var(--text-dark);
  font-size: 1.6rem;
  cursor: pointer;
}

@media (min-width: 992px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-menu {
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.5rem;
  display: none;
  flex-direction: column;
  gap: 1.2rem;
  z-index: 999;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.mobile-menu.open {
  display: flex;
}

/* Hero Section with Background Carousel */
.hero {
  padding-top: 8.5rem;
  padding-bottom: 4.5rem;
  position: relative;
  overflow: hidden;
  min-height: 620px;
  display: flex;
  align-items: center;
}

.hero-bg-carousel {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-bg-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center center;
  opacity: 0;
  transform: scale(1.06);
  transition: opacity 1.2s ease-in-out, transform 6s linear;
}

.hero-bg-slide.active {
  opacity: 1;
  transform: scale(1);
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(244, 246, 249, 0.75) 0%, 
    rgba(255, 255, 255, 0.85) 50%, 
    rgba(244, 246, 249, 0.95) 100%
  );
  backdrop-filter: blur(2px);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
}

.hero-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem;
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.switcher-btn {
  padding: 0.45rem 1.2rem;
  border-radius: 9999px;
  border: none;
  background: transparent;
  color: var(--text-dark);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.switcher-btn.active {
  background: var(--saffron-orange);
  color: #FFFFFF;
}

.hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 1.5rem;
  color: #0F172A !important;
  transition: opacity 0.3s ease, transform 0.3s ease;
  text-shadow: none !important;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.8rem;
  }
}

.hero-desc {
  font-size: 1.15rem;
  color: #1E293B;
  font-weight: 600;
  margin-bottom: 2.5rem;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 0 1px 8px rgba(255, 255, 255, 0.9);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

/* Section Padding & Grids */
.section-padding {
  padding: 4.5rem 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.card-padding {
  padding: 2.2rem;
}

/* Colorful Icon Boxes */
.icon-box {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.4rem;
}

.icon-box.saffron {
  background: rgba(190, 81, 3, 0.12);
  color: var(--saffron-orange);
  border: 1px solid rgba(190, 81, 3, 0.3);
}

.icon-box.teal {
  background: rgba(6, 148, 148, 0.12);
  color: var(--primary-teal);
  border: 1px solid rgba(6, 148, 148, 0.3);
}

.icon-box.gold {
  background: rgba(255, 206, 27, 0.25);
  color: #B45309;
  border: 1px solid rgba(255, 206, 27, 0.5);
}

.icon-box.rust {
  background: rgba(183, 65, 14, 0.12);
  color: var(--rust-red);
  border: 1px solid rgba(183, 65, 14, 0.3);
}

.card-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
  font-weight: 500;
}

/* Language Program Tabs */
.tabs-header {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.85rem 2rem;
  border-radius: 12px;
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  color: var(--text-dark);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-sm);
}

.tab-btn.active {
  background: var(--saffron-orange);
  color: #FFFFFF !important;
  border-color: var(--saffron-orange);
  box-shadow: 0 4px 15px rgba(190, 81, 3, 0.3);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.35s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Bullet Check List */
.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 1rem;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-muted);
  font-size: 0.98rem;
  font-weight: 600;
}

.check-list li i {
  color: var(--saffron-orange);
  font-size: 1.1rem;
}

/* Step Flow Process */
.flow-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .flow-container {
    grid-template-columns: repeat(4, 1fr);
  }
}

.flow-step {
  padding: 2rem;
  text-align: center;
  background: #FFFFFF;
  border-radius: 16px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.step-num {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--saffron-orange);
  margin-bottom: 0.5rem;
}

/* Gallery Grid */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-chip {
  padding: 0.45rem 1.3rem;
  border-radius: 9999px;
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  color: var(--text-dark);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.filter-chip.active, .filter-chip:hover {
  background: var(--primary-teal);
  color: #FFFFFF !important;
  border-color: var(--primary-teal);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  height: 230px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-white);
  box-shadow: var(--shadow-card);
}

.gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-item:hover .gallery-img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9) 0%, transparent 65%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
}

.gallery-tag {
  font-size: 0.75rem;
  color: var(--marigold-yellow);
  font-weight: 800;
  text-transform: uppercase;
}

.gallery-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFFFFF !important;
}

/* Contact Form Inputs & High Contrast Visibility */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.92rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--text-dark) !important;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.85rem 1.2rem;
  border-radius: 10px;
  background: #FFFFFF !important;
  border: 1.5px solid var(--border-subtle);
  color: var(--text-dark) !important;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  outline: none;
  transition: var(--transition);
}

.form-input::placeholder, .form-textarea::placeholder {
  color: #64748B;
  font-weight: 500;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--saffron-orange);
  box-shadow: 0 0 0 3px rgba(190, 81, 3, 0.18);
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-dark) !important;
  cursor: pointer;
}

.checkbox-label input {
  accent-color: var(--saffron-orange);
  width: 18px;
  height: 18px;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-white);
  padding: 5rem 0 2rem 0;
  margin-top: 5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer-heading {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--saffron-orange);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.2rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #F1F5F9;
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--saffron-orange);
  color: #FFFFFF !important;
  border-color: var(--saffron-orange);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  color: var(--text-light);
  font-size: 0.88rem;
  font-weight: 600;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
  }
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 1.5rem;
}

.modal-backdrop.open {
  display: flex;
}

.modal-content {
  max-width: 480px;
  width: 100%;
  padding: 2.5rem;
  text-align: center;
  background: var(--bg-white);
  border-radius: 20px;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}