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

body {
  font-family: Arial, Helvetica, sans-serif;
  background-color: var(--blue-dark);
  color: var(--white);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

h1 {
  font-size: 42px;
  margin-bottom: 20px;
}

h2 {
  font-size: 28px;
  margin-bottom: 32px;
}

.subtitle {
  font-size: 25px;
  font-weight: bold;
  color: var(--gray);
  margin-bottom: 32px;
}

.subtitle span {
 color: var(--orange);
}

.support {
  font-size: 25px;
  font-weight: bold;
  color: var(--gray);
}

.text {
  max-width: 720px;
  color: var(--gray);
  font-size: 17px;
}

.hero {
  padding: 80px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-text {
  max-width: 600px;
}

.tag {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--orange);
}

.cta-button {
  display: inline-block;
  padding: 14px 28px;
  background-color: var(--orange-dark);
  color: var(--blue-dark);
  text-decoration: none;
  font-weight: bold;
  margin-top: 48px;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.cta-button:hover {
  background-color: var(--orange-dark);
  transform: translateY(-2px);
}

.hero-photo {
  width: 100%;
  max-width: 500px;
  border-radius: 14px;
  display: block;
  margin: 0 auto;
}

.section {
  padding: 64px 0;
}

.section.alt {
  background-color: var(--blue-royal);
}

.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 48px;
  line-height: 1.3;
  color: var(--white);
}

.section-title span {
  color: var(--orange);
  font-weight: 800;
}

.list {
  list-style: none;
}

.list li {
  margin-bottom: 12px;
  color: var(--gray);
  font-size: 16px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.module-box {
  background-color: var(--white);
  color: var(--black);
  padding: 32px 22px;
  border-radius: 18px;
  text-align: center;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 2px solid rgba(248, 133, 2, 0.644);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.module-box:hover {
  transform: translateY(-6px);
  border-color: var(--orange);
  box-shadow: 0 10px 24px rgba(0,0,0,0.15);
}

.module-icon {
  font-size: 36px;
  margin-bottom: 14px;
}

.module-number {
  font-size: 14px;
  font-weight: bold;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.6;
}

.module-box h3 {
  font-size: 20px;
  margin: 16px 0 26px;
  font-weight: bold;
  line-height: 1.3;
}

.module-toggle {
  background-color: var(--orange);
  border: none;
  border-radius: 24px;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  align-self: center;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.module-toggle:hover {
  background-color: var(--orange-dark);
  transform: translateY(-1px);
}

.module-details {
  display: none;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(0,0,0,0.15);
  text-align: left;
}

.module-details li {
  margin-bottom: 10px;
  font-size: 16px;
  line-height: 1.5;
}

.container .price-note {
  font-size: 30px;
  font-weight: bold;
  color: var(--orange);
}

.container .price-value {
  font-size: 18px;
  font-weight: bold;
  color: var(--gray);
}

.author-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: stretch;
}

.section.author {
  background-color: var(--blue-royal);
  padding: 0;
}

.section.author .container {
  padding: 60px 0;
}

.author-image {
  display: flex;
  align-items: stretch;
}

.author-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
}

.author-text h2 {
  font-size: 35px;
}

.author-text span {
  color: var(--orange);
}

.author-text .text {
  font-size: 22px;
}

.price-guarantee {
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.15);
  text-align: center;
  font-size: 0.95rem;
  color: #e0e0e0;
}


.cta-final {
  padding: 88px 0;
  text-align: center;
}

.cta-final p {
  color: var(--gray);
  margin: 16px 0 32px;
  font-size: 16px;
}

.footer {
  padding: 24px 0;
  text-align: center;
  font-size: 14px;
  color: var(--gray);
}

.footer-note {
  margin-top: 8px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

.modal-box {
  background-color: var(--black);
  color: var(--white);
  padding: 28px 32px;
  border-radius: 16px;
  width: 90%;
  max-width: 350px;
  position: relative;
}

.modal-content li {
  margin-bottom: 12px;
  font-size: 20px;
  padding: 10px 10px 10px;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--white);
  font-size: 22px;
  cursor: pointer;
}

@media (max-width: 1024px) {
  .modules-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 24px;
  }

  .hero-grid,
  .author-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .section {
    padding: 48px 0;
  }

  .section-title {
    font-size: 26px;
  }
  
  .author-grid {
    grid-template-columns: 1fr;
  }

  .author-image img {
    height: auto;
    max-height: 420px;
  }
  

}

@media (max-width: 600px) {
  .modules-grid {
    grid-template-columns: 1fr;
  }

  .module-box {
    min-height: auto;
  }
}

@media (max-width: 425px) {
  .container {
    width: 92%;
  }

  .section {
    padding: 40px 0;
  }
}