/* ============================================
   National Training Hub — Main Stylesheet
   ============================================ */

/* --- CSS Variables --- */
:root {
  --primary: #0B2545;
  --secondary: #13315C;
  --accent: #0077B6;
  --highlight: #48CAE4;
  --success: #2D6A4F;
  --white: #FFFFFF;
  --light-grey: #F8F9FA;
  --text: #1B1B1B;
  --text-light: #555555;
  --border: #E0E0E0;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --max-width: 1200px;
  --header-height: 80px;
  --transition: 0.3s ease;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--highlight);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--primary);
  line-height: 1.3;
  font-weight: 700;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
}

/* --- Utility Classes --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section--grey {
  background: var(--light-grey);
}

.text-center {
  text-align: center;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  line-height: 1.4;
}

.btn--primary {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.btn--primary:hover {
  background: #005f8a;
  border-color: #005f8a;
  color: var(--white);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn--outline:hover {
  background: var(--white);
  color: var(--primary);
}

.btn--outline-dark {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}

.btn--outline-dark:hover {
  background: var(--accent);
  color: var(--white);
}

.btn--sm {
  padding: 0.6rem 1.4rem;
  font-size: 0.9rem;
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

/* --- Top Bar --- */
.top-bar {
  background: var(--primary);
  color: var(--white);
  font-size: 0.875rem;
  padding: 0.5rem 0;
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar a {
  color: var(--white);
}

.top-bar a:hover {
  color: var(--highlight);
}

.top-bar__contact {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.top-bar__contact svg {
  width: 14px;
  height: 14px;
  margin-right: 0.4rem;
  vertical-align: middle;
  fill: currentColor;
}

.top-bar__social {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.top-bar__social a {
  display: flex;
  align-items: center;
}

.top-bar__social svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* --- Header / Navigation --- */
.header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.header__logo img {
  height: 50px;
  width: auto;
}

.header__logo span {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav__item {
  position: relative;
}

.nav__link {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--accent);
}

/* Dropdown */
.nav__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius);
  min-width: 280px;
  padding: 0.75rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition);
  z-index: 100;
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-label {
  padding: 0.5rem 1.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-light);
}

.nav__dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 0.4rem 0;
}

.nav__dropdown a {
  display: block;
  padding: 0.5rem 1.25rem;
  color: var(--text);
  font-size: 0.9rem;
  transition: all var(--transition);
}

.nav__dropdown a:hover {
  background: var(--light-grey);
  color: var(--accent);
}

.nav__cta {
  margin-left: 1rem;
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav__toggle svg {
  width: 28px;
  height: 28px;
  fill: var(--primary);
}

/* --- Hero Section --- */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--white);
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="80" cy="20" r="40" fill="rgba(255,255,255,0.03)"/><circle cx="20" cy="80" r="30" fill="rgba(255,255,255,0.02)"/></svg>');
  background-size: cover;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  max-width: 800px;
  text-align: center;
}

.hero__title {
  font-size: 3rem;
  color: var(--white);
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero__buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.section__header-logo {
  display: block;
  height: 120px;
  width: auto;
  margin: 0 auto 1.5rem;
}

/* --- Section Header --- */
.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__header p {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0.75rem auto 0;
}

/* --- Course Cards --- */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 2rem;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
}

.course-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.course-card__icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--accent), var(--highlight));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.course-card__icon svg {
  width: 28px;
  height: 28px;
  fill: var(--white);
  color: var(--white);
}

.course-card__title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.course-card__meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.course-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--text-light);
  background: var(--light-grey);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
}

.course-card__tag svg {
  width: 14px;
  height: 14px;
  fill: var(--accent);
}

.course-card__desc {
  font-size: 0.95rem;
  color: var(--text-light);
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.course-card .btn {
  align-self: flex-start;
}

/* Category label above course groups */
.courses__category {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--highlight);
  display: inline-block;
}

/* --- USP / Why Choose Us --- */
.usp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.usp-card {
  text-align: center;
  padding: 2rem 1.5rem;
}

.usp-card__icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, rgba(0, 119, 182, 0.1), rgba(72, 202, 228, 0.1));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.usp-card__icon svg {
  width: 32px;
  height: 32px;
  fill: var(--accent);
}

.usp-card__title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.usp-card__text {
  font-size: 0.95rem;
  color: var(--text-light);
}

/* --- Testimonials --- */
.testimonials-slider {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.testimonial {
  text-align: center;
  padding: 2rem;
  display: none;
}

.testimonial.active {
  display: block;
}

.testimonial__stars {
  color: #F4A940;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.testimonial__quote {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.testimonial__author {
  font-weight: 600;
  color: var(--primary);
}

.testimonial__role {
  font-size: 0.9rem;
  color: var(--text-light);
}

.testimonials-nav {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}

.testimonials-nav__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border);
  border: none;
  cursor: pointer;
  transition: background var(--transition);
}

.testimonials-nav__dot.active {
  background: var(--accent);
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
}

.cta-banner__title {
  font-size: 2rem;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.cta-banner__text {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2rem;
}

/* --- Footer --- */
.footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.8);
  padding: 4rem 0 0;
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
}

.footer a:hover {
  color: var(--white);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 1rem;
}

.footer__heading {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer__links li {
  margin-bottom: 0.6rem;
}

.footer__links a {
  font-size: 0.9rem;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  fill: var(--highlight);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer__accreditations {
  margin-top: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: center;
}

.footer__accreditations img {
  height: 40px;
  width: auto;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer__bottom-links {
  display: flex;
  gap: 1.5rem;
}

/* --- Breadcrumbs --- */
.breadcrumb {
  padding: 1rem 0;
  font-size: 0.875rem;
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb__item::after {
  content: '›';
  color: var(--text-light);
}

.breadcrumb__item:last-child::after {
  display: none;
}

.breadcrumb__item a {
  color: var(--text-light);
}

.breadcrumb__item:last-child {
  color: var(--accent);
  font-weight: 500;
}

/* --- Course Detail Page --- */
.course-detail {
  padding: 3rem 0 5rem;
}

.course-detail__layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
  align-items: start;
}

.course-detail__content h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.course-detail__content h2:first-child {
  margin-top: 0;
}

.course-detail__content ul {
  list-style: none;
  padding: 0;
  margin-bottom: 1.5rem;
}

.course-detail__content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
}

.course-detail__content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}

/* Sidebar */
.course-sidebar {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
}

.course-sidebar__title {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--highlight);
}

.course-sidebar__item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--light-grey);
  font-size: 0.95rem;
}

.course-sidebar__label {
  color: var(--text-light);
  font-weight: 500;
}

.course-sidebar__value {
  font-weight: 600;
  color: var(--primary);
  text-align: right;
  max-width: 55%;
}

.course-sidebar .btn {
  width: 100%;
  margin-top: 1.5rem;
}

/* Related Courses */
.related-courses {
  padding: 4rem 0;
  background: var(--light-grey);
}

/* --- FAQ Accordion --- */
.faq {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--border);
}

.faq__question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
}

.faq__question svg {
  width: 20px;
  height: 20px;
  fill: var(--accent);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq__question[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq__answer-inner {
  padding-bottom: 1.25rem;
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* --- Blog --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all var(--transition);
  border: 1px solid var(--border);
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.blog-card__image {
  height: 200px;
  background: var(--light-grey);
  overflow: hidden;
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card__body {
  padding: 1.5rem;
}

.blog-card__date {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.blog-card__title {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.blog-card__excerpt {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

/* Blog post */
.blog-post {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

.blog-post h1 {
  margin-bottom: 0.5rem;
}

.blog-post__meta {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 2rem;
}

.blog-post__content h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.blog-post__content p {
  margin-bottom: 1.25rem;
  line-height: 1.8;
}

.blog-post__content ul,
.blog-post__content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.blog-post__content ul {
  list-style: disc;
}

.blog-post__content ol {
  list-style: decimal;
}

.blog-post__content li {
  margin-bottom: 0.5rem;
  line-height: 1.7;
}

/* --- Contact / Forms --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.form__group {
  margin-bottom: 1.25rem;
}

.form__label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.4rem;
}

.form__required {
  color: #dc3545;
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text);
  transition: border-color var(--transition);
  background: var(--white);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.1);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

/* --- Testimonials Page --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.testimonial-card__stars {
  color: #F4A940;
  margin-bottom: 0.75rem;
}

.testimonial-card__quote {
  font-style: italic;
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.testimonial-card__author {
  font-weight: 600;
  color: var(--primary);
}

.testimonial-card__role {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* Filter buttons */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  justify-content: center;
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 50px;
  background: var(--white);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

/* --- About Page --- */
.about-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
}

.about-hero h1 {
  color: var(--white);
}

.about-hero p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0.75rem auto 0;
  font-size: 1.15rem;
}

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 3rem 0;
  text-align: center;
}

.stat__number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.stat__label {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

/* --- Page Hero (used on inner pages) --- */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--white);
  padding: 3.5rem 0;
  text-align: center;
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .course-detail__layout {
    grid-template-columns: 1fr;
  }

  .course-sidebar {
    position: static;
  }

  .usp-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }

  .hero { padding: 4rem 0; }
  .hero__title { font-size: 2.25rem; }
  .hero__subtitle { font-size: 1.1rem; }

  .section { padding: 3.5rem 0; }

  /* Mobile nav */
  .nav__list {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 300px;
    background: var(--white);
    flex-direction: column;
    padding: 5rem 1.5rem 2rem;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    overflow-y: auto;
    z-index: 999;
  }

  .nav__list.is-open {
    display: flex;
  }

  .nav__toggle {
    display: block;
    z-index: 1000;
  }

  .nav__dropdown {
    position: static;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    min-width: auto;
    padding: 0 0 0 1rem;
  }

  .nav__cta {
    margin-left: 0;
    margin-top: 1rem;
  }

  .top-bar__social {
    display: none;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .courses-grid {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero__title { font-size: 1.8rem; }

  .hero__buttons {
    flex-direction: column;
    align-items: center;
  }

  .usp-grid {
    grid-template-columns: 1fr;
  }


}