* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Roboto, system-ui, sans-serif;
  scroll-behavior: smooth;
}

body {
  background-color: #f9fafc;
  color: #1e293b;
  line-height: 1.5;
}

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

/* ----- header & navigation (fully responsive) ----- */
.header {
  background: white;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.03);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo h2 {
  font-size: 1.7rem;
  font-weight: 700;
  background: linear-gradient(145deg, #1e3c72, #2a5298);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}
.logo span {
  font-size: 1rem;
  font-weight: 400;
  color: #f97316;
  background: none;
  -webkit-text-fill-color: #f97316;
  display: block;
  line-height: 1.2;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  font-weight: 500;
  color: #2c3e50;
  transition: 0.2s;
  font-size: 1rem;
}
.nav-links a:hover {
  color: #f97316;
}

.menu-toggle {
  display: none;
  font-size: 1.8rem;
  color: #1e3c72;
  cursor: pointer;
}

/* ----- slider / hero ----- */
.slider {
  background: linear-gradient(115deg, #0b1c33 0%, #173b5c 100%);
  color: white;
  padding: 3.5rem 0;
  border-radius: 0 0 50px 50px;
  margin-bottom: 2rem;
}
.slider-content {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2.5rem;
}
.slider-text {
  flex: 1 1 350px;
}
.slider-text h1 {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.2;
}
.slider-text .highlight {
  color: #fbbf24;
  border-bottom: 3px solid #f97316;
}
.slider-text p {
  font-size: 1.2rem;
  margin: 1.2rem 0 2rem;
  opacity: 0.9;
}
.btn {
  background: #f97316;
  color: white;
  padding: 12px 34px;
  border-radius: 40px;
  font-weight: 600;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  transition: 0.2s;
  box-shadow: 0 8px 18px rgba(249, 115, 22, 0.3);
}
.btn:hover {
  background: #e3640e;
  transform: scale(1.02);
}

.slider-image {
  flex: 1 1 300px;
  text-align: center;
}
.slider-image img {
  max-width: 100%;
  width: 380px;
  filter: drop-shadow(0 20px 15px #00000044);
  border-radius: 30px;
}
/* fallback img via font awesome */
.slider-image i {
  font-size: 14rem;
  color: #e8f0fe;
  opacity: 0.9;
  text-shadow: 0 10px 20px black;
}

/* about section */
.about {
  padding: 4rem 0;
}
.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}
.section-title:after {
  content: "";
  position: absolute;
  bottom: -12px;
  left: 0;
  width: 80px;
  height: 4px;
  background: #f97316;
  border-radius: 4px;
}
.about-grid {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}
.about-card {
  background: white;
  padding: 2rem;
  border-radius: 30px;
  box-shadow: 0 20px 30px -10px rgba(0, 20, 40, 0.1);
  flex: 1 1 260px;
  transition: 0.15s;
}
.about-card i {
  font-size: 2.5rem;
  color: #f97316;
  margin-bottom: 1.5rem;
}
.about-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.7rem;
}
.about-card p {
  color: #475569;
}

/* courses section (huge list) */
.courses {
  background: #f1f5f9;
  padding: 4rem 0;
  border-radius: 60px 60px 0 0;
}
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0 1.5rem;
}
.course-item {
  background: white;
  padding: 1.2rem 1rem;
  border-radius: 28px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 10px 15px -8px rgba(0, 0, 0, 0.1);
  transition: 0.1s;
  border: 1px solid #ffffff;
  text-align: center;
  cursor: pointer;
}
#con {
  background: #1e3c72;
  padding: 7px 20px;
  color: white;
  border-radius: 5px;
}
.top {
  width: 100%;
  height: 70px;
  background: #f97316;
  display: none;
  box-shadow: 0 10px 15px -8px rgba(0, 0, 0, 0.1);
}

.vw {
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  text-transform: capitalize;
  font-size: 20px;
  gap: 10px;
}
.course-item i {
  color: #f97316;
  font-size: 1.2rem;
}

#img {
  width: 50%;
  animation: ak 9s infinite;
}

@keyframes ak {
  0% {
    transform: rotateY(0deg);
  }

  100% {
    transform: rotateY(360deg);
  }
}

.course-item:hover {
  border-color: #f97316;
  transform: scale(1.02);
  background: #fffbf5;
}
.course-badge {
  background: #0f2b45;
  color: white;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-weight: 500;
  width: fit-content;
  margin: 1.8rem auto 0;
  font-size: 1.2rem;
}
.extra-note {
  text-align: center;
  color: #1e3c72;
  font-weight: 500;
  font-size: 1.1rem;
}
.extra-note i {
  color: #f97316;
}

#map {
  width: 100%;
  height: 300px;
}
#map iframe {
  width: 100%;
  height: 100%;
  border-radius: 20px;
}

/* partners */
.partners {
  padding: 3.5rem 0;
  background: white;
}
.partner-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2.5rem 3.5rem;
  margin-top: 2rem;
}
.partner-logos span {
  font-size: 1.8rem;
  font-weight: 600;
  color: #2d4e7c;
  opacity: 0.7;
  transition: 0.2s;
  letter-spacing: 1px;
}
.partner-logos span i {
  margin-right: 8px;
  color: #f68b2c;
}
.partner-logos span:hover {
  opacity: 1;
}

/* feedback */
.feedback {
  padding: 4rem 0;
  background: #f8fafc;
}
.feedback-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}
.feedback-card {
  background: white;
  border-radius: 30px;
  padding: 2rem 1.8rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.04);
  border: 1px solid #eef2f6;
}
.feedback-card i.fa-quote-left {
  color: #f97316;
  font-size: 1.8rem;
  opacity: 0.4;
  margin-bottom: 0.5rem;
}
.feedback-card p {
  font-style: italic;
  margin: 0.8rem 0;
  color: #334155;
}
.stars {
  color: #fbbf24;
  margin-bottom: 0.8rem;
}
.user {
  font-weight: 700;
  color: #0f2b45;
}
.role {
  font-size: 0.9rem;
  color: #64748b;
}

/* footer */
.footer {
  background: #0b1e2f;
  color: #dddddd;
  padding: 3rem 0 1.8rem;
  border-radius: 40px 40px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.footer-col h4 {
  color: white;
  margin-bottom: 1.3rem;
  font-size: 1.3rem;
}
.footer-col ul {
  list-style: none;
}
.footer-col li,
.footer-col p {
  margin-bottom: 0.8rem;
  font-size: 0.98rem;
}
.footer-col i {
  width: 28px;
  color: #f97316;
}
.social-icons i {
  font-size: 1.6rem;
  margin-right: 1rem;
  color: #cbd5e1;
  transition: 0.2s;
}
.social-icons i:hover {
  color: #f97316;
  cursor: pointer;
}
.footer-bottom {
  text-align: center;
  border-top: 1px solid #2d4e7c;
  padding-top: 1.8rem;
  font-size: 0.95rem;
}

/* ----- fully responsive ----- */
@media screen and (max-width: 900px) {
  .slider-text h1 {
    font-size: 2.2rem;
  }
}

@media screen and (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background: white;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    padding: 1.5rem 2rem;
    box-shadow: 0 30px 30px rgba(0, 0, 0, 0.1);
    gap: 1.5rem;
  }
  .nav-links.active {
    display: flex;
  }
  .menu-toggle {
    display: block;
  }

  .slider-content {
    flex-direction: column-reverse;
    text-align: center;
  }
  .slider-text h1 {
    font-size: 2rem;
  }
  .section-title:after {
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
  }
  .section-title {
    text-align: center;
    display: block;
  }
}

@media screen and (max-width: 480px) {
  .container {
    padding: 0 18px;
  }
  .slider-text h1 {
    font-size: 1.9rem;
  }
  .course-item {
    font-size: 0.9rem;
  }
  .partner-logos span {
    font-size: 1.4rem;
  }
}