body {
    font-family: 'Arial', sans-serif;
    background-color: #f8f9fa;
    overflow-x: hidden;
}
section {
  scroll-margin-top: 90px;
}
/* Sticky Header */
.sticky-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 15px 0;
}

.sticky-header .nav-link {
    color: #333;
    font-weight: 600;
    margin: 0 15px;
    transition: color 0.3s;
}

.sticky-header .nav-link:hover {
    color: #e91e63;
}

/* Hero Section */
.hero-section {
    padding: 60px 0;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 10px;
}

.hero-subtitle {
    text-align: right;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 40px;
}

/* Carousel Section */
.carousel-section {
    padding: 80px 0;
    position: relative;
}

.course-carousel {
    height: 600px;
    touch-action: pan-y;
}
.carousel-card {
    width: 400px;
    height: 550px;
    transition: all 0.5s ease;
}

.carousel-card.active {
    z-index: 3;
    transform: scale(1.1);
}

.carousel-card.left {
    z-index: 2;
    transform: translateX(-250px) scale(0.9);
    opacity: 0.7;
    pointer-events: auto;
}

.carousel-card.right {
    z-index: 2;
    transform: translateX(250px) scale(0.9);
    opacity: 0.7;
    pointer-events: auto;
}

.card-pink-light {
    background: #ffaddf;
}

.card-pink-dark {
    background: #ff66c4;
}

.card-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 40px 20px;
    text-align: center;
    color: white;
}

.card-image {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.8rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.center-title {
    text-align: center;
    font-size: 2.2rem;
    font-weight: bold;
    margin-bottom: 40px;
}

.cta-button {
    background: #ff66c4;
    color: white;
    border: none;
    padding: 20px 60px;
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s;
    margin: 40px auto;
    display: block;
    text-transform: uppercase;
}

.cta-button:hover {
    transform: scale(1.05);
}

.bottom-text {
    text-align: center;
    font-size: 1.3rem;
    margin-top: 30px;
    color: #333;
}

.section-pink-light {
    --bs-border-color: #ff66c4;
    background: #ffaddf;
}

/* Navigation Dots */
.carousel-nav {
    text-align: center;
    margin-top: 30px;
}

.carousel-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #f3b7e6;
    margin: 0 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-dot.active {
    background: #ff66c4;
    transform: scale(1.3);
}

.opinion-bubble {
  position: relative;
  max-width: 700px;
  padding: 32px 40px;
  background: #ff66c4;
  border-radius: 28px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
  color: #000;
}

.opinion-bubble::after {
  content: "";
  position: absolute;
  bottom: -20px;
  left: 60px;
  width: 0;
  height: 0;
  border-left: 20px solid transparent;
  border-right: 20px solid transparent;
  border-top: 20px solid #ff66c4;
}

.opinion-text {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.6;
}

.opinion-author {
  margin-top: 16px;
  font-weight: 600;
  text-align: right;
}

.bubble-left::after {
  left: 40px;
}

.bubble-right::after {
  left: auto;
  right: 40px;
}

.info-box {
  background: #ff66c4;
  padding: 28px 32px;
  border-radius: 28px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
  color: #000;
}

.social-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.social-circle svg {
  width: 26px;
  height: 26px;
  fill: white;
}

.social-circle.instagram {
  background: radial-gradient(circle at 30% 30%, #feda75, #fa7e1e, #d62976, #962fbf, #4f5bd5);
}

.social-circle.tiktok {
  background: #000;
}

.social-circle:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
}

@media (max-width: 992px) {
    .sticky-header .nav-link {
        margin: 0 8px;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .sticky-header {
        padding: 10px 0;
    }

    .sticky-header .nav-link {
        margin: 0 5px;
        font-size: 0.85rem;
        padding: 5px 8px;
    }

    .carousel-section {
        padding: 40px 0;
    }

    .course-carousel {
        height: 500px;
    }

    .carousel-card {
        width: 280px;
        height: 420px;
    }

    .carousel-card.active {
        transform: scale(1);
    }

    .carousel-card.left {
        transform: translateX(-200px) scale(0.75);
        opacity: 0.5;
        pointer-events: auto;
    }

    .carousel-card.right {
        transform: translateX(200px) scale(0.75);
        opacity: 0.5;
        pointer-events: auto;
    }

    .card-image {
        height: 280px;
    }

    .card-title {
        font-size: 1.4rem;
    }

    .center-title {
        font-size: 1.8rem;
    }

    .cta-button {
        padding: 15px 40px;
        font-size: 1.2rem;
    }

    .bottom-text {
        font-size: 1rem;
        padding: 0 20px;
    }

}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .sticky-header .nav {
        flex-wrap: wrap;
    }

    .sticky-header .nav-link {
        font-size: 0.75rem;
        padding: 3px 5px;
        margin: 2px;
    }

    .course-carousel {
        height: 450px;
    }

    .carousel-card {
        width: 240px;
        height: 380px;
    }

    .carousel-card.left,
    .carousel-card.right {
        transform: translateX(0) scale(0.7);
        opacity: 0.4;
        pointer-events: auto;
    }

    .carousel-card.left {
        transform: translateX(-120px) scale(0.7);
    }

    .carousel-card.right {
        transform: translateX(120px) scale(0.7);
    }

    .card-content {
        padding: 30px 15px;
    }

    .card-image {
        height: 240px;
    }

    .card-title {
        font-size: 1.1rem;
        letter-spacing: 1px;
    }

    .center-title {
        font-size: 1.5rem;
    }

    .cta-button {
        padding: 12px 30px;
        font-size: 1rem;
        width: 90%;
        max-width: 300px;
    }

    .bottom-text {
        font-size: 0.9rem;
    }

    .opinion-bubble {
        padding: 24px;
        border-radius: 22px;
    }

    .opinion-bubble::after {
        left: 40px;
    }
}

@media (max-width: 400px) {
    .carousel-card {
        width: 200px;
        height: 350px;
    }

    .card-image {
        height: 220px;
    }

    .card-title {
        font-size: 1rem;
    }
}