*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  :root {
    --blue-deep: #0a2463; --blue-mid: #1e4db7; --blue-light: #3a86ff;
    --blue-pale: #e8f0fe; --gold: #f5a623; --white: #ffffff;
    --gray-light: #f4f6fb; --gray-text: #4a5568; --gray-border: #dde3f0;
    --shadow: 0 8px 40px rgba(10,36,99,0.12); --radius: 14px;
  }
  html { scroll-behavior: smooth; }
  body { font-family: 'Poppins', sans-serif; color: var(--blue-deep); background: var(--white); overflow-x: hidden; }

  /* REVEAL */
  .reveal { opacity: 0; transform: translateY(36px); transition: opacity .7s ease, transform .7s ease; }
  .reveal.visible { opacity: 1; transform: translateY(0); }
  .reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity .7s ease, transform .7s ease; }
  .reveal-left.visible { opacity: 1; transform: translateX(0); }
  .reveal-right { opacity: 0; transform: translateX(40px); transition: opacity .7s ease, transform .7s ease; }
  .reveal-right.visible { opacity: 1; transform: translateX(0); }
  .delay-1 { transition-delay: .1s; } .delay-2 { transition-delay: .2s; }
  .delay-3 { transition-delay: .3s; } .delay-4 { transition-delay: .4s; }

  /* NAV */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 200;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 6%; height: 72px;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--gray-border);
    animation: slideDown .6s ease both;
  }
  @keyframes slideDown { from { transform: translateY(-100%); opacity:0; } to { transform: translateY(0); opacity:1; } }
 .nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.2rem, 2.5vw, 1.9rem); /* responsive scaling */
  font-weight: 900;
  color: var(--blue-deep);
  letter-spacing: -0.5px;
}

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

/* Tablet */
@media (max-width: 992px) {
  .nav-logo {
    font-size: 1.6rem;
  }
}

/* Mobile */
@media (max-width: 600px) {
  .nav-logo {
    font-size: 1.3rem;
    letter-spacing: -0.3px;
  }
}

/* Small Mobile */
@media (max-width: 400px) {
  .nav-logo {
    font-size: 1.1rem;
  }
}
  .nav-links { display: flex; gap: 2rem; list-style: none; }
  .nav-links a { text-decoration: none; color: var(--gray-text); font-size: .95rem; font-weight: 500; transition: color .2s; }
  .nav-links a:hover { color: var(--blue-light); }
  .nav-right { display: flex; align-items: center; gap: 1rem; }
  .nav-cta { background: var(--blue-mid); color: var(--white); border: none; border-radius: 8px; padding: .6rem 1.4rem; font-size: .9rem; font-weight: 600; cursor: pointer; transition: background .2s, transform .15s; text-decoration: none; }
  .nav-cta:hover { background: var(--blue-deep); transform: translateY(-1px); }
  .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
  .hamburger span { width: 24px; height: 2px; background: var(--blue-deep); border-radius: 2px; transition: all .3s; display: block; }
  .hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .mobile-menu { display: none; position: fixed; top: 72px; left: 0; right: 0; z-index: 199; background: var(--white); border-bottom: 1px solid var(--gray-border); padding: 1.5rem 6%; flex-direction: column; gap: 1rem; box-shadow: 0 8px 30px rgba(0,0,0,.1); }
  .mobile-menu.open { display: flex; }
  .mobile-menu a { color: var(--blue-deep); text-decoration: none; font-size: 1rem; font-weight: 500; padding: .5rem 0; border-bottom: 1px solid var(--gray-border); }
  .mobile-menu .mob-enroll { background: var(--blue-mid); color: var(--white); text-align: center; border-radius: 8px; padding: .7rem; border-bottom: none; font-weight: 600; }

  /* HERO */
  .hero { min-height: 100vh; display: flex; align-items: center; padding: 100px 6% 60px; background: linear-gradient(135deg, var(--blue-deep) 0%, var(--blue-mid) 60%, #2563eb 100%); position: relative; overflow: hidden; }
  .hero::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); }
  .hero-blob { position: absolute; right: -100px; top: 50%; transform: translateY(-50%); width: 620px; height: 620px; border-radius: 50%; background: radial-gradient(circle, rgba(58,134,255,.25) 0%, transparent 70%); animation: pulse 6s ease-in-out infinite; }
  @keyframes pulse { 0%,100% { transform: translateY(-50%) scale(1); } 50% { transform: translateY(-52%) scale(1.06); } }
  .hero-content { position: relative; max-width: 640px; animation: fadeUp .9s .2s ease both; }
  @keyframes fadeUp { from { opacity:0; transform: translateY(30px); } to { opacity:1; transform: translateY(0); } }
  .hero-badge { display: inline-flex; align-items: center; gap: .5rem; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.25); color: var(--white); border-radius: 50px; padding: .4rem 1rem; font-size: .82rem; font-weight: 500; margin-bottom: 1.5rem; letter-spacing: .5px; }
  .hero-badge::before { content: '✦'; color: var(--gold); }
  .hero h1 { font-family: 'Playfair Display', serif; font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 900; color: var(--white); line-height: 1.1; margin-bottom: 1.2rem; }
  .hero h1 em { color: var(--gold); font-style: normal; }
  .hero p { font-size: 1.1rem; color: rgba(255,255,255,.82); line-height: 1.7; max-width: 520px; margin-bottom: 2rem; }
  .hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
  .btn-primary { background: var(--gold); color: var(--blue-deep); border: none; border-radius: 10px; padding: .85rem 2rem; font-size: 1rem; font-weight: 700; cursor: pointer; transition: all .2s; text-decoration: none; display: inline-flex; align-items: center; gap: .5rem; }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(245,166,35,.4); }
  .btn-outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,.4); border-radius: 10px; padding: .85rem 2rem; font-size: 1rem; font-weight: 600; cursor: pointer; transition: all .2s; text-decoration: none; }
  .btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,.1); }
  .hero-stats { display: flex; gap: 2.5rem; margin-top: 3rem; flex-wrap: wrap; animation: fadeUp .9s .5s ease both; }
  .stat { color: var(--white); }
  .stat-num { font-family: 'Playfair Display', serif; font-size: 2rem; font-weight: 900; }
  .stat-num span { color: var(--gold); }
  .stat-label { font-size: .8rem; color: rgba(255,255,255,.65); text-transform: uppercase; letter-spacing: 1px; }

  /* SHARED */
  section { padding: 90px 6%; }
  .section-tag { display: inline-block; background: var(--blue-pale); color: var(--blue-mid); border-radius: 50px; padding: .35rem 1rem; font-size: .78rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 1rem; }
  .section-title { font-family: 'Playfair Display', serif; font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; color: var(--blue-deep); line-height: 1.2; margin-bottom: 1rem; }
  .section-title em { color: var(--blue-light); font-style: normal; }
  .section-sub { color: var(--gray-text); font-size: 1rem; line-height: 1.7; max-width: 540px; }

  /* ABOUT */
  .about { background: var(--gray-light); }
  .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; margin-top: 3rem; }
  .about-visual { background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid)); border-radius: 20px; padding: 3rem; display: flex; flex-direction: column; gap: 1.5rem; box-shadow: var(--shadow); }
  .about-feature { display: flex; align-items: flex-start; gap: 1rem; }
  .about-icon { width: 48px; height: 48px; border-radius: 12px; background: rgba(255,255,255,.12); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; flex-shrink: 0; }
  .about-feature-text h4 { color: var(--white); font-weight: 600; margin-bottom: .2rem; }
  .about-feature-text p { color: rgba(255,255,255,.7); font-size: .88rem; line-height: 1.5; }
  .about-list { list-style: none; margin-top: 1.5rem; display: flex; flex-direction: column; gap: .8rem; }
  .about-list li { display: flex; align-items: center; gap: .75rem; color: var(--gray-text); font-size: .95rem; }
  .about-list li::before { content: '✓'; width: 24px; height: 24px; border-radius: 50%; background: var(--blue-pale); color: var(--blue-mid); display: flex; align-items: center; justify-content: center; font-size: .75rem; font-weight: 700; flex-shrink: 0; }

  /* COURSES */
  .courses { background: var(--white); }
  .courses-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 3rem; flex-wrap: wrap; gap: 1rem; }
  .courses-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
  .course-card { border: 1.5px solid var(--gray-border); border-radius: var(--radius); padding: 1.8rem; transition: all .25s; position: relative; overflow: hidden; background: var(--white); }
  .course-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--blue-light); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
  .course-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: var(--blue-light); }
  .course-card:hover::before { transform: scaleX(1); }
  .course-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--blue-pale); display: flex; align-items: center; justify-content: center; font-size: 1.6rem; margin-bottom: 1.2rem; }
  .course-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: .5rem; color: var(--blue-deep); }
  .course-card p { color: var(--gray-text); font-size: .88rem; line-height: 1.6; }
  .course-tag { display: inline-block; margin-top: 1rem; background: var(--blue-pale); color: var(--blue-mid); border-radius: 50px; padding: .25rem .8rem; font-size: .75rem; font-weight: 600; }

/* GALLERY */
.gallery {
  background: var(--gray-light);
  padding: 60px 20px;
  margin: 8px 12px;
}

/* GRID */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 14px;
  margin-top: 2.5rem;
}

/* ITEM */
.gallery-item {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
}

/* IMAGE */
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

/* BIG IMAGE */
.gallery-item:first-child {
  grid-column: span 2;
  grid-row: span 2;
}

/* WIDE IMAGE */
.gallery-item:nth-child(4) {
  grid-column: span 2;
}

/* HOVER IMAGE */
.gallery-item:hover img {
  transform: scale(1.08);
}

/* OVERLAY */
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 36, 99, 0.75) 0%,
    rgba(10, 36, 99, 0.2) 60%,
    transparent 100%
  );
  display: flex;
  align-items: flex-end;
  padding: 1.2rem;
}

.gallery-overlay span {
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
}

/* HOVER EFFECT */
.gallery-item:hover .gallery-overlay {
  background: linear-gradient(
    to top,
    rgba(10, 36, 99, 0.9) 0%,
    rgba(10, 36, 99, 0.3) 60%,
    transparent 100%
  );
}

/* BUTTON */
.gallery-btn-wrapper {
  text-align: center;
  margin-top: 30px;
}

.gallery-btn {
  background: #0a2463;
  color: #fff;
  border: none;
  padding: 12px 28px;
  border-radius: 30px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: 0.3s;
}

.gallery-btn:hover {
  background: #06163a;
}

/* EXTRA SECTION */
.extra-gallery {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.extra-gallery.active {
  max-height: 600px;
  margin-top: 25px;
}

/* FULL IMAGE */
.extra-item {
  position: relative;
  width: 100%;
  height: 480px;
  border-radius: 16px;
  overflow: hidden;
}

.extra-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.extra-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  background: linear-gradient(
    to top,
    rgba(10, 36, 99, 0.85),
    transparent
  );
}

.extra-overlay span {
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
}

/* RESPONSIVE */
@media (max-width: 992px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item:first-child {
    grid-column: span 2;
    grid-row: span 1;
  }

  .gallery-item:nth-child(4) {
    grid-column: span 2;
  }
}

@media (max-width: 576px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item {
    grid-column: span 1 !important;
    grid-row: span 1 !important;
  }
}
  /* TESTIMONIALS */
  .testimonials { background: var(--white); }
  .testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; margin-top: 3rem; }
  .testimonial-card { background: var(--gray-light); border-radius: var(--radius); padding: 2rem; position: relative; border: 1.5px solid transparent; transition: all .25s; }
  .testimonial-card:hover { border-color: var(--blue-light); box-shadow: var(--shadow); transform: translateY(-3px); }
  .testimonial-card::before { content: '"'; font-family: 'Playfair Display', serif; font-size: 5rem; color: var(--blue-pale); position: absolute; top: -10px; left: 1.2rem; line-height: 1; }
  .stars { color: var(--gold); font-size: .85rem; margin-bottom: .8rem; }
  .testimonial-text { color: var(--gray-text); font-size: .95rem; line-height: 1.7; margin-bottom: 1.5rem; position: relative; z-index: 1; }
  .testimonial-author { display: flex; align-items: center; gap: .8rem; }
  .author-avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--blue-mid); display: flex; align-items: center; justify-content: center; color: var(--white); font-weight: 700; font-size: 1rem; flex-shrink: 0; }
  .author-name { font-weight: 700; font-size: .92rem; color: var(--blue-deep); }
  .author-role { font-size: .8rem; color: var(--gray-text); }

  /* CONTACT */
  .contact { background: var(--gray-light); }
  .contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 4rem; align-items: start; margin-top: 3rem; }
  .contact-info { display: flex; flex-direction: column; gap: 1.5rem; }
  .contact-item { display: flex; align-items: flex-start; gap: 1rem; }
  .contact-item-icon { width: 44px; height: 44px; border-radius: 12px; background: var(--blue-pale); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; }
  .contact-item h4 { font-weight: 600; margin-bottom: .2rem; color: var(--blue-deep); }
  .contact-item p { color: var(--gray-text); font-size: .9rem; }
  .contact-item a { color: var(--blue-mid); text-decoration: none; }
  .contact-item a:hover { text-decoration: underline; }
  .map-embed { margin-top: 1rem; border-radius: 14px; overflow: hidden; border: 1.5px solid var(--gray-border); }
  .map-embed iframe { display: block; width: 100%; height: 200px; border: none; }
  .contact-form { background: var(--white); border-radius: 20px; padding: 2.5rem; box-shadow: var(--shadow); }
  .contact-form h3 { font-family: 'Playfair Display', serif; font-size: 1.4rem; margin-bottom: 1.5rem; color: var(--blue-deep); }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
  .form-group { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }
  .form-group label { font-size: .85rem; font-weight: 600; color: var(--blue-deep); }
  .form-group input, .form-group select, .form-group textarea { border: 1.5px solid var(--gray-border); border-radius: 10px; padding: .75rem 1rem; font-size: .9rem; font-family: 'DM Sans', sans-serif; color: var(--blue-deep); background: var(--white); outline: none; transition: border-color .2s; }
  .form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue-light); box-shadow: 0 0 0 3px rgba(58,134,255,.1); }
  .form-group textarea { resize: vertical; min-height: 100px; }
  .form-submit { width: 100%; background: var(--blue-mid); color: var(--white); border: none; border-radius: 10px; padding: .9rem; font-size: 1rem; font-weight: 700; cursor: pointer; transition: background .2s, transform .15s; font-family: 'DM Sans', sans-serif; }
  .form-submit:hover { background: var(--blue-deep); transform: translateY(-1px); }

  /* FOOTER */
  footer { background: var(--blue-deep); color: rgba(255,255,255,.75); padding: 60px 6% 30px; }
  .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
  .footer-brand p { font-size: .88rem; line-height: 1.7; max-width: 300px; margin-top: .8rem; }
  .footer-logo { font-family: 'Playfair Display', serif; font-size: 1.9rem; font-weight: 900; color: var(--white); }
  .footer-logo span { color: var(--gold); }
  .footer-col h4 { color: var(--white); font-weight: 700; margin-bottom: 1rem; font-size: .95rem; }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .6rem; }
  .footer-col ul li a { color: rgba(255,255,255,.65); text-decoration: none; font-size: .88rem; transition: color .2s; }
  .footer-col ul li a:hover { color: var(--gold); }
  .footer-social { display: flex; gap: .75rem; margin-top: 1.2rem; }
  .social-btn { width: 38px; height: 38px; border-radius: 10px; background: rgba(255,255,255,.1); display: flex; align-items: center; justify-content: center; font-size: 1rem; text-decoration: none; transition: background .2s; }
  .social-btn:hover { background: var(--blue-light); }
  .footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 1.5rem; text-align: center; font-size: .82rem; color: rgba(255,255,255,.4); }

  /* WHATSAPP */
  .wa-float { position: fixed; bottom: 28px; right: 28px; z-index: 999; width: 58px; height: 58px; border-radius: 50%; background: #25d366; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,.45); text-decoration: none; transition: transform .2s, box-shadow .2s; animation: waBounce 2.5s 3s ease infinite; }
  .wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,.6); }
  @keyframes waBounce { 0%,100% { transform: scale(1); } 50% { transform: scale(1.07); } }
  .wa-float svg { width: 30px; height: 30px; fill: white; }
  .wa-tooltip { position: fixed; bottom: 100px; right: 28px; z-index: 998; background: var(--blue-deep); color: var(--white); padding: .5rem 1rem; border-radius: 8px; font-size: .82rem; font-weight: 500; white-space: nowrap; opacity: 1; transition: opacity .5s; }
  .wa-tooltip::after { content: ''; position: absolute; bottom: -6px; right: 20px; width: 12px; height: 12px; background: var(--blue-deep); transform: rotate(45deg); border-radius: 2px; }

  /* RESPONSIVE */
  @media (max-width: 900px) {
    .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-template-rows: auto; }
    .gallery-item:first-child { grid-column: span 2; grid-row: span 1; height: 220px; }
    .gallery-item:nth-child(4) { grid-column: span 1; }
  }
  @media (max-width: 768px) {
    nav { padding: 0 4%; }
    .nav-links { display: none; }
    .hamburger { display: flex; }
    section { padding: 60px 4%; }
    .about-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .form-row { grid-template-columns: 1fr; }
    .courses-header { flex-direction: column; align-items: flex-start; }
    .hero-stats { gap: 1.5rem; }
    .gallery-grid { grid-template-columns: 1fr 1fr; gap: 8px; grid-template-rows: auto; }
    .gallery-item:first-child { grid-column: span 2; height: 200px; }
    .gallery-item:nth-child(4) { grid-column: span 2; }
    .testimonials-grid { grid-template-columns: 1fr; }
  }



  .social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #f1f1f1;
  margin: 5px;
  text-decoration: none;
  transition: 0.3s;
}

.social-btn i {
  font-size: 18px;
}

/* FACEBOOK */
.social-btn.facebook i {
  color: #1877F2;
}

/* INSTAGRAM (gradient 🔥) */
.social-btn.instagram i {
  background: linear-gradient(
    45deg,
    #f58529,
    #dd2a7b,
    #8134af,
    #515bd4
  );
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* WHATSAPP */
.social-btn.whatsapp i {
  color: #25D366;
}

/* EMAIL (GMAIL STYLE) */
.social-btn.email i {
  color: #EA4335;
}

/* HOVER EFFECT 🔥 */
.social-btn:hover {
  transform: scale(1.15);
  background: #e6e6e6;
}