:root {
  --primary: #0a4d8c;
  --primary-light: #1a6bb5;
  --accent: #00c9a7;
  --accent2: #ff6b35;
  --whatsapp: #25d366;
  --whatsapp-dark: #1da851;
  --dark: #0b1220;
  --darker: #060a12;
  --text: #e8f0fe;
  --muted: #94a3b8;
  --glass: rgba(255,255,255,0.06);
  --glass-border: rgba(255,255,255,0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', sans-serif;
  background: var(--darker);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ===== CANVAS PARTICLES ===== */
#particles {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ===== NAV ===== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(6,10,18,0.75);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.4s ease;
}
nav.scrolled { padding: 0.6rem 2rem; box-shadow: 0 10px 40px rgba(0,0,0,0.4); }

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: white;
}
.nav-brand img { height: 48px; width: auto; filter: drop-shadow(0 0 8px rgba(0,201,167,0.3)); }
.nav-brand span {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color 0.3s;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width 0.3s ease;
}
.nav-links a:hover { color: white; }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
  color: #fff;
  padding: 0.65rem 1.4rem;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.9rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.35);
  transition: transform 0.3s, box-shadow 0.3s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(37,211,102,0.5); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 8rem 2rem 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(10,77,140,0.35) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(0,201,167,0.15) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 70% 80%, rgba(255,107,53,0.1) 0%, transparent 50%);
  z-index: 1;
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 0.45rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}
.hero-badge .dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.8rem, 5.5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}
.hero h1 .gradient {
  background: linear-gradient(135deg, #00c9a7 0%, #1a6bb5 50%, #ff6b35 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% auto;
  animation: gradientShift 5s ease infinite;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

.hero p {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: white;
  padding: 0.9rem 1.8rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 30px rgba(10,77,140,0.4);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.15), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s;
}
.btn-primary:hover::before { transform: translateX(100%); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(10,77,140,0.55); }

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
  color: white;
  padding: 0.9rem 1.8rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  font-size: 1rem;
  box-shadow: 0 8px 30px rgba(37,211,102,0.35);
  transition: all 0.3s;
}
.btn-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(37,211,102,0.5);
}
.btn-whatsapp-lg {
  padding: 1.1rem 2.2rem;
  font-size: 1.1rem;
  border-radius: 14px;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.founder-card {
  position: relative;
  width: 340px;
  border-radius: 24px;
  overflow: hidden;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  box-shadow:
    0 25px 60px rgba(0,0,0,0.5),
    0 0 0 1px rgba(255,255,255,0.05);
  transform-style: preserve-3d;
  transition: transform 0.1s ease-out;
}

.founder-card img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

.founder-info {
  padding: 1.25rem 1.5rem;
  background: linear-gradient(to top, rgba(6,10,18,0.95), rgba(6,10,18,0.7));
  position: absolute;
  bottom: 0; left: 0; right: 0;
}
.founder-info h3 { font-size: 1.25rem; font-weight: 600; }
.founder-info p { font-size: 0.9rem; color: var(--accent); }

.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px dashed rgba(0,201,167,0.25);
  animation: spin 25s linear infinite;
}
.orbit-1 { width: 420px; height: 420px; }
.orbit-2 { width: 500px; height: 500px; animation-direction: reverse; animation-duration: 35s; }
.orbit-3 { width: 580px; height: 580px; animation-duration: 45s; }

@keyframes spin { to { transform: rotate(360deg); } }

.floating-badge {
  position: absolute;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 0.6rem 1rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 500;
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
  animation: float 4s ease-in-out infinite;
}
.fb-1 { top: 10%; left: -30px; animation-delay: 0s; }
.fb-2 { bottom: 20%; right: -40px; animation-delay: 1.5s; }
.fb-3 { top: 40%; right: -50px; animation-delay: 0.8s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ===== STATS ===== */
.stats {
  padding: 4rem 2rem;
  position: relative;
  z-index: 2;
}
.stats-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.stat-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  text-align: center;
  backdrop-filter: blur(12px);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--primary-light), var(--accent2));
  opacity: 0;
  transition: opacity 0.3s;
}
.stat-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(0,201,167,0.3);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.stat-card:hover::before { opacity: 1; }
.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.8rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { color: var(--muted); font-size: 0.95rem; margin-top: 0.4rem; }

/* ===== SECTION COMMON ===== */
section { position: relative; z-index: 2; padding: 6rem 2rem; }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 3.5rem; }
.section-header .label {
  display: inline-block;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section-header h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.section-header p { color: var(--muted); font-size: 1.05rem; }

/* ===== ABOUT ===== */
.about-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-text h3 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  font-weight: 600;
}
.about-text p { color: var(--muted); margin-bottom: 1.25rem; }
.about-features { display: grid; gap: 1rem; margin-top: 1.5rem; }
.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--glass);
  border-radius: 14px;
  border: 1px solid transparent;
  transition: all 0.3s;
}
.feature-item:hover { border-color: var(--glass-border); transform: translateX(6px); }
.feature-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, rgba(0,201,167,0.2), rgba(26,107,181,0.2));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.feature-item h4 { font-size: 1rem; margin-bottom: 0.2rem; }
.feature-item p { font-size: 0.85rem; color: var(--muted); margin: 0; }

.about-visual {
  position: relative;
  height: 420px;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(10,77,140,0.3), rgba(0,201,167,0.15));
  border: 1px solid var(--glass-border);
}
.about-visual .logo-big {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 220px;
  filter: drop-shadow(0 0 40px rgba(0,201,167,0.3));
  animation: logoPulse 4s ease-in-out infinite;
}
@keyframes logoPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.05); }
}

/* ===== PROGRAMS ===== */
.programs-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.program-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.program-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,201,167,0.08), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}
.program-card:hover {
  transform: translateY(-10px);
  border-color: rgba(0,201,167,0.35);
  box-shadow: 0 25px 50px rgba(0,0,0,0.35);
}
.program-card:hover::after { opacity: 1; }
.program-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 8px 25px rgba(0,201,167,0.25);
}
.program-card h3 { font-size: 1.25rem; margin-bottom: 0.6rem; position: relative; z-index: 1; }
.program-card p { color: var(--muted); font-size: 0.95rem; position: relative; z-index: 1; }

/* ===== MARQUEE ===== */
.marquee-section { padding: 4rem 0; overflow: hidden; }
.marquee-track {
  display: flex;
  gap: 3rem;
  width: max-content;
  animation: marquee 40s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.logo-item {
  height: 70px;
  width: 140px;
  background: rgba(255,255,255,0.97);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  flex-shrink: 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  transition: transform 0.3s;
}
.logo-item:hover { transform: scale(1.08); }
.logo-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* ===== COLLEGES ===== */
.colleges-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.college-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.college-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,201,167,0.3);
  box-shadow: 0 15px 35px rgba(0,0,0,0.25);
}
.college-card img {
  max-width: 100%;
  max-height: 90px;
  object-fit: contain;
  filter: brightness(1.05);
}

/* ===== CTA ===== */
.cta-section { padding: 5rem 2rem; }
.cta-box {
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(10,77,140,0.5), rgba(0,201,167,0.25));
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,201,167,0.25), transparent 70%);
  top: -100px; right: -100px;
  animation: ctaGlow 6s ease-in-out infinite;
}
@keyframes ctaGlow {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.3); opacity: 1; }
}
.cta-box h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  margin-bottom: 1rem;
  position: relative;
}
.cta-box p { color: var(--muted); margin-bottom: 1.5rem; position: relative; }
.cta-box .btn-whatsapp { position: relative; }
.cta-note {
  margin-top: 1.5rem !important;
  font-size: 0.9rem;
  opacity: 0.8;
}

/* ===== FOOTER ===== */
footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--glass-border);
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  position: relative;
  z-index: 2;
}
footer .footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 1rem;
}
footer .footer-logo img { height: 40px; }
footer .footer-logo strong { color: white; }
footer a { color: var(--accent); text-decoration: none; }
footer a:hover { text-decoration: underline; }
.footer-contact { margin-top: 0.5rem; }
.copyright { margin-top: 1.5rem; opacity: 0.6; }

/* ===== FLOATING WHATSAPP ===== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 25px rgba(37,211,102,0.45);
  z-index: 9999;
  transition: transform 0.3s, box-shadow 0.3s;
  animation: waPulse 2s infinite;
}
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 10px 35px rgba(37,211,102,0.6);
}
@keyframes waPulse {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  70% { box-shadow: 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-btns { justify-content: center; }
  .hero-visual { margin-top: 2rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .programs-grid { grid-template-columns: 1fr 1fr; }
  .colleges-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr; }
  .programs-grid { grid-template-columns: 1fr; }
  .colleges-grid { grid-template-columns: 1fr; }
  .founder-card { width: 280px; }
  .orbit { display: none; }
  .whatsapp-float { width: 54px; height: 54px; bottom: 20px; right: 20px; }
  .cta-box { padding: 2.5rem 1.5rem; }
}

/* ===== COURSE FILTERS ===== */
.course-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  max-width: 900px;
  margin: 0 auto 2.5rem;
}
.filter-btn {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--muted);
  padding: 0.5rem 1.1rem;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s;
  font-family: inherit;
}
.filter-btn:hover { border-color: var(--accent); color: white; }
.filter-btn.active {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 15px rgba(10,77,140,0.35);
}

/* ===== COURSES GRID ===== */
.courses-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.course-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 1.5rem;
  transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.course-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--primary-light));
  opacity: 0;
  transition: opacity 0.3s;
}
.course-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0,201,167,0.3);
  box-shadow: 0 20px 45px rgba(0,0,0,0.3);
}
.course-card:hover::before { opacity: 1; }
.course-card.hidden { display: none; }

.course-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  margin-bottom: 0.85rem;
  width: fit-content;
}
.badge-it { background: rgba(26,107,181,0.2); color: #5b9bd5; }
.badge-data { background: rgba(0,201,167,0.15); color: var(--accent); }
.badge-finance { background: rgba(255,107,53,0.15); color: #ff8c5a; }
.badge-design { background: rgba(168,85,247,0.15); color: #c084fc; }
.badge-soft { background: rgba(234,179,8,0.15); color: #facc15; }
.badge-marketing { background: rgba(236,72,153,0.15); color: #f472b6; }

.course-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}
.course-card .course-desc {
  color: var(--muted);
  font-size: 0.88rem;
  flex-grow: 1;
  margin-bottom: 1rem;
}
.course-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 0.85rem;
  border-top: 1px solid var(--glass-border);
}
.course-duration {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 500;
}
.course-enquire {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
  color: white;
  padding: 0.4rem 0.9rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s;
}
.course-enquire:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(37,211,102,0.4);
}

/* ===== INTERNSHIP GRID ===== */
.internship-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.intern-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}
.intern-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,201,167,0.06), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}
.intern-card:hover {
  transform: translateY(-10px);
  border-color: rgba(0,201,167,0.35);
  box-shadow: 0 25px 50px rgba(0,0,0,0.35);
}
.intern-card:hover::after { opacity: 1; }
.intern-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.1rem;
  box-shadow: 0 6px 20px rgba(0,201,167,0.25);
  position: relative;
  z-index: 1;
}
.intern-card h3 { font-size: 1.3rem; margin-bottom: 0.5rem; position: relative; z-index: 1; }
.intern-card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 1.25rem; position: relative; z-index: 1; }
.intern-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}
.intern-duration {
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 600;
}

@media (max-width: 1024px) {
  .courses-grid { grid-template-columns: 1fr 1fr; }
  .internship-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .courses-grid { grid-template-columns: 1fr; }
  .course-filters { gap: 0.4rem; }
  .filter-btn { padding: 0.4rem 0.85rem; font-size: 0.8rem; }
}