*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --deep: #0a1628;
  --ocean: #0c4a6e;
  --azure: #0ea5e9;
  --light-azure: #38bdf8;
  --foam: #e0f2fe;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-600: #475569;
  --gray-800: #1e293b;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(0, 0, 0, .08);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, .12);
  --transition: .3s cubic-bezier(.4, 0, .2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(10, 22, 40, .92);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0, 0, 0, .18);
}

.nav__logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  letter-spacing: .02em;
}

.nav__links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  color: rgba(255, 255, 255, .85);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--azure);
  transition: width var(--transition);
}

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

.nav__links a:hover::after {
  width: 100%;
}

.nav__burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  position: relative;
  z-index: 110;
}

.nav__burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  position: absolute;
  left: 0;
  transition: var(--transition);
}

.nav__burger span:nth-child(1) {
  top: 0;
}

.nav__burger span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.nav__burger span:nth-child(3) {
  bottom: 0;
}

.nav__burger.open span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.nav__burger.open span:nth-child(2) {
  opacity: 0;
}

.nav__burger.open span:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

/* HERO */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  padding: 6rem 2rem 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(170deg, rgba(10, 22, 40, .7) 0%, rgba(12, 74, 110, .5) 50%, rgba(14, 165, 233, .3) 100%),
    url('foto/GOPR4061.JPG') center/cover no-repeat;
  z-index: -1;
}

.hero__bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--white), transparent);
}

.hero__content {
  max-width: 700px;
  animation: fadeUp .8s ease-out;
}

.hero__badge {
  display: inline-block;
  background: rgba(255, 255, 255, .15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, .2);
  padding: .4rem 1.2rem;
  border-radius: 50px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero__logo {
  display: block;
  margin: 0 auto .75rem;
  width: 120px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, .3));
}

.hero__name {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: .75rem;
}

.hero__tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  opacity: .9;
  margin-bottom: 2.5rem;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--azure);
  color: var(--white);
  padding: .9rem 2rem;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
  box-shadow: 0 4px 20px rgba(14, 165, 233, .4);
}

.hero__cta:hover {
  background: var(--light-azure);
  transform: translateY(-2px);
}

.hero__cta svg {
  width: 18px;
  height: 18px;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.hero__scroll svg {
  width: 28px;
  height: 28px;
  color: var(--white);
  opacity: .6;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

/* SECTION */
.section {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section__label {
  display: inline-block;
  color: var(--azure);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: .75rem;
}

.section__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section__subtitle {
  color: var(--gray-600);
  font-size: 1.05rem;
  max-width: 560px;
  margin-bottom: 3rem;
}

/* ABOUT */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about__image-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/5;
}

.about__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.about__image-wrap:hover img {
  transform: scale(1.03);
}

.about__image-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid rgba(14, 165, 233, .3);
  border-radius: var(--radius);
  pointer-events: none;
}

.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.stat {
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.stat:hover {
  border-color: var(--azure);
  box-shadow: var(--shadow);
}

.stat__number {
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--ocean), var(--azure));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat__text {
  font-size: .82rem;
  color: var(--gray-600);
  margin-top: .25rem;
}

/* SERVICES */
.services-section {
  background: var(--gray-50);
  padding: 5rem 2rem;
}

.services-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem;
  margin-top: 3rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ocean), var(--azure));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

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

.card:hover::before {
  transform: scaleX(1);
}

.card__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--ocean), var(--azure));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card__icon svg {
  width: 26px;
  height: 26px;
  color: var(--white);
}

.card__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: .75rem;
}

.card__list {
  list-style: none;
}

.card__list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: .92rem;
  color: var(--gray-600);
  margin-bottom: .5rem;
}

.card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--azure);
}

.card__desc {
  font-size: .92rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* COURSES */
.course-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: .5rem;
}

.course-item {
  display: block;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  border: 1px solid var(--gray-200);
  transition: border-color var(--transition), transform var(--transition);
  text-decoration: none;
  color: inherit;
}

.course-item:hover {
  border-color: var(--azure);
  transform: translateY(-2px);
}

.course-item__name {
  font-size: .92rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: .2rem;
}

.course-item__desc {
  font-size: .8rem;
  color: var(--gray-600);
}

.course-item__depth {
  display: inline-block;
  margin-top: .4rem;
  font-size: .75rem;
  font-weight: 600;
  color: var(--azure);
  background: var(--foam);
  padding: .15rem .6rem;
  border-radius: 50px;
}

/* GALLERY */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}

.gallery__item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3/4;
  position: relative;
  cursor: pointer;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 22, 40, .4), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery__item:hover img {
  transform: scale(1.06);
}

.gallery__item:hover::after {
  opacity: 1;
}

.gallery__item--wide {
  grid-column: span 2;
  grid-row: span 2;
}

/* CTA */
.cta-banner {
  background: linear-gradient(135deg, var(--deep) 0%, var(--ocean) 100%);
  border-radius: var(--radius);
  padding: 3.5rem;
  text-align: center;
  color: var(--white);
  margin: 0 auto;
  max-width: 1200px;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(14, 165, 233, .15);
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -40px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(14, 165, 233, .1);
}

.cta-banner__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: .75rem;
  position: relative;
  z-index: 1;
}

.cta-banner__text {
  font-size: 1rem;
  opacity: .85;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.cta-banner__btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--white);
  color: var(--ocean);
  padding: .85rem 2rem;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 20px rgba(0, 0, 0, .15);
}

.cta-banner__btn:hover {
  transform: translateY(-2px);
  background: var(--foam);
}

.cta-banner__btn svg {
  width: 18px;
  height: 18px;
}

/* FOOTER */
.footer {
  background: var(--deep);
  color: rgba(255, 255, 255, .7);
  padding: 4rem 2rem 2rem;
}

.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer__brand-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
}

.footer__brand-text {
  font-size: 1rem;
  max-width: 280px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}

.footer__cert {
  margin-top: .9rem;
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  padding: .45rem .7rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .2);
  background: rgba(255, 255, 255, .06);
  color: rgba(255, 255, 255, .9);
  width: fit-content;
  cursor: default;
}

.footer__cert img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
}

.footer__cert span {
  font-size: .8rem;
  line-height: 1.35;
}

.footer__desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
}

.footer__heading {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-right: 0.6rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.footer__list {
  list-style: none;
}

.footer__list li {
  margin-bottom: .6rem;
}

.footer__list a {
  color: rgba(255, 255, 255, .65);
  text-decoration: none;
  font-size: .9rem;
  transition: color var(--transition);
}

.footer__list a:hover {
  color: var(--azure);
}

.footer__link {
  display: block;
  color: rgba(255, 255, 255, .85);
  text-decoration: none;
  font-size: .9rem;
  margin-bottom: 0.5rem;
  transition: color var(--transition);
}

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

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  margin-bottom: .75rem;
  font-size: .9rem;
}

.footer__contact-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--azure);
  margin-top: 2px;
}

.footer__socials {
  display: flex;
  gap: .75rem;
  margin-top: 1.5rem;
}

.footer__socials a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}

.footer__socials a:hover {
  background: var(--azure);
  transform: translateY(-2px);
}

.footer__socials svg {
  width: 18px;
  height: 18px;
  color: var(--white);
}

.footer__bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, .08);
  margin-top: 3rem;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .about {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about__image-wrap {
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
    aspect-ratio: 3/4;
  }

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

@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: rgba(10, 22, 40, .97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    transition: right var(--transition);
    box-shadow: -4px 0 30px rgba(0, 0, 0, .3);
  }

  .nav__links.open {
    right: 0;
  }

  .nav__links a {
    font-size: 1.1rem;
  }

  .nav__burger {
    display: block;
  }

  .section {
    padding: 3.5rem 1.25rem;
  }

  .services-section {
    padding: 3.5rem 1.25rem;
  }

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

  .gallery__item--wide {
    grid-column: span 2;
  }

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

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

  .cta-banner {
    padding: 2.5rem 1.5rem;
    margin: 0 1.25rem;
  }

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

  .footer__bottom {
    flex-direction: column;
    gap: .5rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 5rem 1.25rem 3rem;
  }

  .hero__cta {
    padding: .8rem 1.5rem;
    font-size: .9rem;
  }

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

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

  .gallery__item--wide {
    grid-column: span 1;
  }

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

  .about__image-wrap {
    max-width: 100%;
    aspect-ratio: 4/5;
  }

  .footer__cert {
    width: 100%;
    justify-content: center;
  }
}

/* VIDEOS */
.videos-section {
  background: var(--gray-50);
  padding: 5rem 2rem;
}

.videos-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.75rem;
  margin-top: 3rem;
}

.video-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.video-card__embed {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  /* 16:9 */
  background: var(--deep);
}

.video-card__embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-card__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .5);
  gap: .5rem;
}

.video-card__placeholder svg {
  width: 48px;
  height: 48px;
  opacity: .4;
}

.video-card__placeholder span {
  font-size: .85rem;
}

.video-card__info {
  padding: 1.25rem;
}

.video-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .35rem;
}

.video-card__desc {
  font-size: .85rem;
  color: var(--gray-600);
}

@media (max-width: 480px) {
  .videos-grid {
    grid-template-columns: 1fr;
  }
}

/* REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* COURSE HERO */
.course-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.course-hero__bg {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.course-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to top, rgba(10, 22, 40, .85) 0%, rgba(10, 22, 40, .3) 60%, rgba(10, 22, 40, .15) 100%);
}

.course-hero__content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  padding: 3rem 2rem 3rem;
  color: var(--white);
}

.course-hero__back {
  display: inline-block;
  color: rgba(255, 255, 255, .7);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  transition: color var(--transition);
}

.course-hero__back:hover {
  color: var(--white);
}

.course-hero__label {
  display: inline-block;
  background: rgba(14, 165, 233, .25);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(14, 165, 233, .35);
  padding: .3rem 1rem;
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  color: var(--light-azure);
}

.course-hero__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: .75rem;
}

.course-hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  opacity: .85;
  max-width: 600px;
}

/* COURSE BODY */
.course-body {
  background: var(--white);
  padding: 4rem 2rem;
}

.course-body__inner {
  max-width: 800px;
  margin: 0 auto;
}

.course-section {
  margin-bottom: 3rem;
}

.course-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: .75rem;
}

.course-section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--azure);
  border-radius: 2px;
}

.course-section p {
  line-height: 1.8;
  color: var(--gray-600);
  font-size: 1.05rem;
}

.course-section ul {
  padding-left: 0;
  list-style: none;
}

.course-section li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: .75rem;
  line-height: 1.7;
  color: var(--gray-600);
}

.course-section li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .6rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--azure);
}

.course-section strong {
  color: var(--deep);
}

/* Two-column cards for requirements + benefits */
.course-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.course-section--card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 0;
}

/* CTA block */
.course-cta-block {
  text-align: center;
  background: linear-gradient(135deg, var(--deep) 0%, var(--ocean) 100%);
  border-radius: var(--radius);
  padding: 3rem 2rem;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.course-cta-block::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(14, 165, 233, .15);
}

.course-cta-block h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.75rem;
  margin-bottom: .5rem;
  position: relative;
  z-index: 1;
}

.course-cta-block p {
  opacity: .85;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.course-cta-block__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.course-cta-block .btn--primary {
  background: var(--white);
  color: var(--ocean);
  font-weight: 700;
}

.course-cta-block .btn--primary:hover {
  background: var(--foam);
}

.course-cta-block .btn--secondary {
  border-color: rgba(255, 255, 255, .4);
  color: var(--white);
}

.course-cta-block .btn--secondary:hover {
  background: rgba(255, 255, 255, .1);
  border-color: var(--white);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: 10px;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition);
}

/* Course page body */
.course-page {
  background-color: var(--white);
}

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

.btn--primary:hover {
  background: var(--ocean);
  transform: translateY(-2px);
}

.btn--secondary {
  background: transparent;
  color: var(--deep);
  border: 2px solid var(--deep);
}

.btn--secondary:hover {
  background: var(--deep);
  color: var(--white);
}

@media (max-width: 768px) {
  .course-hero {
    min-height: 40vh;
  }

  .course-hero__content {
    padding: 2rem 1.25rem;
  }

  .course-body {
    padding: 2.5rem 1.25rem;
  }

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

  .course-cta-block {
    padding: 2rem 1.5rem;
  }

  .course-cta-block__actions {
    flex-direction: column;
    align-items: center;
  }

  .course-cta-block__actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* REVIEW FORM */
.review-form {
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.review-form input,
.review-form textarea {
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition);
}

.review-form input:focus,
.review-form textarea:focus {
  outline: none;
  border-color: var(--azure);
}

.review-form button {
  background: var(--azure);
  color: var(--white);
  padding: 1rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

.review-form button:hover {
  background: var(--ocean);
}

.review-form__message {
  margin-top: .5rem;
  color: var(--azure);
  font-size: .98rem;
}

/* REVIEWS GRID */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.review-card {
  position: relative;
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem 1.5rem 1.5rem;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.review-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ocean), var(--azure));
}

.review-card::after {
  content: '\201C';
  position: absolute;
  top: .5rem;
  right: 1rem;
  font-size: 4rem;
  line-height: 1;
  color: var(--foam);
  font-family: 'Playfair Display', Georgia, serif;
  pointer-events: none;
}

.review-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.review-card__text {
  font-style: italic;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.review-card__footer {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.review-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ocean), var(--azure));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
  text-transform: uppercase;
}

.review-card__author {
  font-weight: 600;
  color: var(--gray-800);
  font-size: .95rem;
}

@media (max-width: 640px) {
  .reviews-grid {
    grid-template-columns: 1fr;
  }
}