/* Home-only responsive (Hero, Courses, Value Props, Testimonials, CTA) */

/* <=1200 */
@media (max-width: 1200px) {
  /* COURSES */
  .courses-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }
  .course-item {
    min-height: 480px;
  }
  .course-image-wrapper {
    height: 220px;
  }
  .course-image img,
  .course-placeholder {
    width: 140px;
    height: 140px;
  }
  .course-placeholder i {
    font-size: 2.5rem;
  }
  .course-info {
    min-height: 240px;
  }

  /* VALUE PROPS */
  .value-props .props-grid {
    gap: 30px;
  }
  .prop-card {
    height: 260px;
    padding: 35px 20px;
  }
  .prop-icon {
    width: 65px;
    height: 65px;
    margin-bottom: 20px;
  }
  .prop-icon i {
    font-size: 1.6rem;
  }

  /* CTA */
  .courses-cta {
    margin-top: 70px;
    padding: 35px 0;
  }
}

/* <=1024: padding các section trang chủ */
@media (max-width: 1024px) {
  .featured-courses {
    padding: 80px 0;
  }
  .testimonials {
    padding: 70px 0;
  }
  .value-props {
    padding: 70px 0;
  }
  .cta-section {
    padding: 70px 0;
  }
}

/* <=768 */
@media (max-width: 768px) {
  /* SECTION PADDING – home sections */
  .featured-courses {
    padding: 50px 0;
  }
  .testimonials {
    padding: 40px 0;
  }
  .value-props {
    padding: 60px 0;
  }
  .cta-section {
    padding: 40px 0;
  }

  /* COURSES */
  .courses-container {
    grid-template-columns: 1fr;
    gap: 25px;
    padding: 0 20px;
  }
  .course-item {
    min-height: 420px;
  }
  .course-image-wrapper {
    height: 200px;
  }
  .course-image img,
  .course-placeholder {
    width: 120px;
    height: 120px;
  }
  .course-placeholder i {
    font-size: 2.2rem;
  }
  .course-info {
    padding: 20px;
    min-height: 200px;
  }
  .course-title {
    font-size: 1.2rem;
  }
  .course-description {
    font-size: 0.85rem;
    -webkit-line-clamp: 3;
    line-clamp: 3;
  }
  .course-btn {
    padding: 8px 16px;
    font-size: 12px;
  }

  /* HERO */
  .hero-badge {
    top: 20px;
    font-size: 13px;
    padding: 6px 16px;
    margin: 50px 0 0;
  }
  .hero-content {
    margin-top: 60px;
    padding: 0 20px;
  }
  .hero-title {
    font-size: 2.5rem;
    margin-bottom: 30px;
  }
  .title-main {
    margin-bottom: 10px;
  }
  .hero-description {
    font-size: 1.1rem;
    margin-bottom: 40px;
    padding: 0 20px;
  }

  /* VALUE PROPS */
  .value-props .props-grid {
    grid-template-columns: 1fr;
    gap: 25px;
    max-width: 400px;
    margin: 0 auto;
    padding: 0 10px;
    justify-items: center;
  }
  .prop-card {
    height: 220px;
    padding: 30px 20px;
    width: 100%;
    max-width: 100%;
    margin: 0;
  }
  .prop-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 18px;
  }
  .prop-icon i {
    font-size: 1.5rem;
  }
  .prop-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
  }
  .prop-card p {
    font-size: 0.9rem;
    -webkit-line-clamp: 2;
    line-clamp: 2;
  }
  .value-props .section-title {
    font-size: 2rem;
  }
  .value-props .section-subtitle {
    font-size: 1rem;
  }

  /* CTA */
  .courses-cta {
    margin-top: 60px;
    padding: 30px 20px;
  }
  .cta-buttons .btn:first-child {
    padding: 14px 28px;
    font-size: 15px;
    max-width: 280px;
  }
}

/* <=480 */
@media (max-width: 480px) {
  /* SECTION PADDING – home sections */
  .featured-courses {
    padding: 30px 0;
  }
  .testimonials {
    padding: 25px 0;
  }
  .value-props {
    padding: 50px 0;
  }
  .cta-section {
    padding: 30px 0;
  }

  /* COURSES */
  .courses-container {
    gap: 20px;
  }
  .course-item {
    min-height: 380px;
  }
  .course-image-wrapper {
    height: 180px;
  }
  .course-image img,
  .course-placeholder {
    width: 100px;
    height: 100px;
  }
  .course-placeholder i {
    font-size: 2rem;
  }
  .course-info {
    padding: 15px;
    min-height: 180px;
  }
  .course-title {
    font-size: 1.1rem;
    margin-bottom: 10px;
  }
  .course-description {
    font-size: 0.8rem;
    margin-bottom: 10px;
    -webkit-line-clamp: 3;
    line-clamp: 3;
  }
  .course-btn {
    font-size: 11px;
    padding: 6px 12px;
  }

  /* HERO */
  .hero .hero-badge {
    top: 15px;
    font-size: 12px;
    padding: 5px 14px;
    margin: 50px 0 0;
  }
  .hero-content {
    margin-top: 50px;
    padding: 0 15px;
  }
  .hero-title {
    font-size: 2rem;
    margin-bottom: 25px;
  }
  .hero-description {
    font-size: 1rem;
    margin-bottom: 35px;
  }

  /* VALUE PROPS */
  .value-props {
    padding: 25px 10px;
  }
  .value-props .props-grid {
    gap: 20px;
    max-width: 320px;
    padding: 0 5px;
  }
  .prop-card {
    height: 200px;
    padding: 25px 15px;
  }
  .prop-icon {
    width: 55px;
    height: 55px;
    margin-bottom: 15px;
  }
  .prop-icon i {
    font-size: 1.4rem;
  }
  .prop-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
  }
  .prop-card p {
    font-size: 0.85rem;
    line-height: 1.4;
  }
  .value-props .section-title {
    font-size: 1.8rem;
  }
  .value-props .section-subtitle {
    font-size: 0.95rem;
  }

  /* CTA */
  .courses-cta {
    margin-top: 50px;
    padding: 25px 15px;
  }
  .cta-buttons .btn:first-child {
    padding: 12px 24px;
    font-size: 14px;
    max-width: 250px;
  }
}