html {
  --background-color: #0f0f0f;
  --background-color-header-footer: #1a1a1a;
  --line-color: #2a2a2a;
  --primary-font-color: #ffffff;
  --primary-font-color-tint: #a0a0a0;
  --accent-color: #ff2e88;
  --accent-color-hover: #e01a73;
  --accent-yellow: #ffe03b;
  --card-background: #1a1a1a;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  width: 100%;
  min-height: 100vh;
  font-size: 1.125rem;
  color: var(--primary-font-color);
  background-color: var(--background-color);
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: start;
  justify-content: start;
}

body.menu-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
}

main {
  width: 100%;
  min-height: calc(100vh - 17rem);
  margin: 3rem 0;
}

main > div {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

header {
  width: 100%;
  min-height: 4rem;
  padding: 0.5rem 0;
  background-color: var(--background-color-header-footer);
  z-index: 100;
  position: sticky;
  top: 0;
  font-size: 1.5rem;
  font-weight: 200;
  align-content: center;
  border-bottom: 1px solid var(--line-color);

  a {
    font-size: 1.2rem;
    text-decoration: none;
    font-weight: 600;
    color: var(--primary-font-color);
    transition: color 0.2s;
  }

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

  a.active {
    color: var(--accent-color);
  }

  nav {
    display: flex;
    gap: 2rem;
    align-items: center;
  }
}

header > div {
  max-width: 80rem;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  margin: auto;
  padding: 0 1.5rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
  gap: 0.35rem;
  justify-content: center;
  align-items: center;
  width: 2rem;
  height: 2rem;
  position: relative;
}

.hamburger span {
  width: 1.5rem;
  height: 0.15rem;
  background-color: var(--primary-font-color);
  transition: all 0.3s ease;
  border-radius: 0.05rem;
  display: block;
  position: absolute;
}

.hamburger span:nth-child(1) {
  top: 0.5rem;
}

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

.hamburger span:nth-child(3) {
  bottom: 0.5rem;
}

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

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

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

footer {
  display: flex;
  background-color: var(--background-color-header-footer);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 3rem 3rem 2rem 3rem;
  box-sizing: border-box;
  gap: 1.5rem;
  border-top: 1px solid var(--line-color);
  text-align: center;

  a {
    color: var(--primary-font-color-tint);
    text-decoration: none;
    transition: color 0.2s;
    font-size: 0.95rem;
  }

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

  .terms {
    display: flex;
    flex-direction: row;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  > div:last-child {
    color: var(--primary-font-color-tint);
    font-size: 0.875rem;
    opacity: 0.7;
  }
}

.line-bottom {
  border-bottom: 0.1rem solid var(--line-color);
}

.header-logo {
  display: flex;
  text-decoration: none;
  align-items: center;
  gap: 15px;
}

.header-logo img {
  height: 4rem;
  width: auto;
}

/* Hero Section */
.hero-section {
  padding: 4rem 0;
  text-align: center;
}

.hero-section .container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.1;
  margin: 0 0 1.5rem 0;
  color: var(--primary-font-color);
}

.hero-title .highlight {
  font-style: italic;
  position: relative;
  display: inline-block;
}

.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: -0.1em;
  left: 0;
  right: 0;
  height: 0.15em;
  background-color: var(--accent-color);
  border-radius: 0.1em;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-font-color-tint);
  margin: 0 0 2rem 0;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--primary-font-color-tint);
  margin: 0 0 2.5rem 0;
  max-width: 50rem;
  margin-left: auto;
  margin-right: auto;
}

.cta-button {
  display: inline-block;
  background-color: var(--accent-color);
  color: white;
  padding: 1rem 2.5rem;
  border-radius: 0.3rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.5rem;
  transition: transform 0.2s, background-color 0.2s;
}

.cta-button:hover {
  background-color: var(--accent-color-hover);
  transform: scale(1.05);
}

/* Features Section */
.features-section {
  padding: 4rem 0;
  background-color: var(--background-color-header-footer);
}

.features-section .container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background-color: var(--card-background);
  border: 1px solid var(--line-color);
  border-radius: 1rem;
  padding: 2rem;
  transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-color);
}

.feature-number {
  width: 3rem;
  height: 3rem;
  background-color: var(--accent-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--primary-font-color);
}

.feature-card p {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--primary-font-color-tint);
  margin: 0;
}

/* Testimonial Section */
.testimonial-section {
  padding: 4rem 0;
}

.testimonial-section .container {
  max-width: 60rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.testimonial-card {
  background-color: var(--accent-yellow);
  color: #000;
  padding: 3rem;
  border-radius: 1rem;
  text-align: center;
}

.testimonial-quote {
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.5;
  margin: 0 0 1rem 0;
}

.testimonial-author {
  font-size: 1.125rem;
  font-style: italic;
  margin: 0;
  opacity: 0.8;
}

/* CTA Section */
.cta-section {
  padding: 6rem 0;
  text-align: center;
  background-color: var(--background-color-header-footer);
}

.cta-section .container {
  max-width: 50rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.cta-section h2 {
  font-size: 3rem;
  font-weight: 800;
  margin: 0 0 1rem 0;
  color: var(--primary-font-color);
}

.cta-section p {
  font-size: 1.25rem;
  color: var(--primary-font-color-tint);
  margin: 0 0 2rem 0;
}

.beta-notice {
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--primary-font-color-tint);
  font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
  .logo-text {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 5rem;
    right: 0;
    width: 100%;
    background-color: var(--background-color-header-footer);
    padding: 0;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform 0.3s ease, visibility 0.3s;
    flex-direction: column;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 99;
    gap: 0;
    border-top: 1px solid var(--primary-font-color);
  }

  .nav-menu.active {
    transform: translateX(0);
    visibility: visible;
  }

  .nav-menu a {
    padding: 1.5rem;
    border-bottom: 1px solid var(--line-color);
    text-align: center;
    display: block;
    margin: 0;
    width: 100%;
    box-sizing: border-box;
  }

  .hero-title {
    font-size: 3rem;
  }

  .hero-subtitle {
    font-size: 1.4rem;
  }

  .hero-description {
    font-size: 1.125rem;
  }

  .hero-section {
    padding: 3rem 0 3rem 0;
  }

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

  .cta-section h2 {
    font-size: 2rem;
  }

  .testimonial-quote {
    font-size: 1.25rem;
  }
}

/* Pricing Section */
.pricing-section {
  padding: 0rem 0rem 4rem 0rem;
  background-color: var(--background-color);
}

.pricing-section .container {
  max-width: 50rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.pricing-card {
  background-color: var(--card-background);
  border: 2px solid var(--accent-color);
  border-radius: 1.5rem;
  padding: 3rem;
  text-align: center;
}

.pricing-header {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line-color);
}

.pricing-plan-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-color);
  margin: 0 0 1.5rem 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pricing-amount {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.pricing-amount .price {
  font-size: 4rem;
  font-weight: 900;
  color: var(--primary-font-color);
}

.pricing-amount .period {
  font-size: 1.5rem;
  color: var(--primary-font-color-tint);
  font-weight: 600;
}

.pricing-trial {
  font-size: 1.125rem;
  color: var(--accent-color);
  font-weight: 600;
  margin: 0;
}

.pricing-features {
  margin-bottom: 2.5rem;
  text-align: left;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  font-size: 1.125rem;
  color: var(--primary-font-color);
}

.feature-item .checkmark {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--accent-color);
  flex-shrink: 0;
}

.pricing-cta {
  margin-top: 2rem;
}

.no-credit-card {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--primary-font-color-tint);
  font-style: italic;
}

/* Benefits Section */
.benefits-section {
  padding: 5rem 0;
  background-color: var(--background-color-header-footer);
}

.benefits-section .container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.benefits-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin: 0 0 3rem 0;
  color: var(--primary-font-color);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.benefit-card {
  background-color: var(--card-background);
  border: 1px solid var(--line-color);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: transform 0.2s, border-color 0.2s;
}

.benefit-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-color);
}

.benefit-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.benefit-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--primary-font-color);
}

.benefit-card p {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--primary-font-color-tint);
  margin: 0;
}

/* FAQ Section */
.faq-section {
  padding: 5rem 0;
  background-color: var(--background-color);
}

.faq-section .container {
  max-width: 60rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.faq-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin: 0 0 3rem 0;
  color: var(--primary-font-color);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.faq-item {
  background-color: var(--card-background);
  border: 1px solid var(--line-color);
  border-radius: 1rem;
  padding: 2rem;
  transition: border-color 0.2s;
}

.faq-item:hover {
  border-color: var(--accent-color);
}

.faq-item h3 {
  font-size: 1.375rem;
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--primary-font-color);
}

.faq-item p {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--primary-font-color-tint);
  margin: 0;
}

/* Responsive Design for Pricing */
@media (max-width: 768px) {
  .pricing-card {
    padding: 2rem;
  }

  .pricing-amount .price {
    font-size: 3rem;
  }

  .pricing-amount .period {
    font-size: 1.25rem;
  }

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

  .benefits-section h2,
  .faq-section h2 {
    font-size: 2rem;
  }
}