:root {
  --primary: #0F766E;
  --primary-dark: #0B5D57;
  --primary-light: #CCFBF1;
  --secondary: #14B8A6;
  --button-primary: #3b82f6;
  --button-primary-dark: #2563eb;
  --dark: #1f2937;
  --dark-light: #374151;
  --gray: #6b7280;
  --gray-light: #f3f4f6;
  --white: #ffffff;

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --line-height-base: 1.6;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  --border-radius: 0.5rem;
  --border-radius-lg: 1rem;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

  --transition: all 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  line-height: var(--line-height-base);
  color: var(--dark);
  background-color: var(--white);
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-3xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--gray);
  max-width: 650px;
  margin: 0 auto;
}

.section-description {
  font-size: 1.05rem;
  color: var(--gray);
  text-align: center;
  max-width: 700px;
  margin: var(--spacing-xl) auto 0;
}

.nav {
  position: sticky;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-light);
  padding: var(--spacing-md) 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
}

.logo-image {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

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

.btn-primary:hover {
  background: var(--button-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-large {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
}

.btn-full-width {
  width: 100%;
}

.btn-nav {
  padding: 0.625rem 1.5rem;
}

.hero {
  background: linear-gradient(135deg, #0B5D57 0%, #0F766E 100%);
  color: var(--white);
  padding: var(--spacing-3xl) 0;
  min-height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  z-index: 0;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 93, 87, 0.82) 0%, rgba(15, 118, 110, 0.82) 100%);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.highlight {
  color: #CCFBF1;
}

.hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
  opacity: 0.96;
}

.hero-cta {
  margin-bottom: var(--spacing-2xl);
}

.cta-subtext {
  margin-top: var(--spacing-sm);
  font-size: 0.9rem;
  opacity: 0.95;
}

.inline-link {
  text-decoration: underline;
  color: #CCFBF1;
}

.social-proof {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
}

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

.proof-number {
  font-size: 2.2rem;
  font-weight: 800;
}

.proof-label {
  font-size: 0.9rem;
}

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

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.stat-number {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
}

.stat-text {
  color: var(--gray);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.feature-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 2px solid var(--gray-light);
  transition: var(--transition);
  position: relative;
}

.feature-card:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.feature-highlight {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.05) 0%, rgba(15, 118, 110, 0.12) 100%);
}

.feature-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  color: var(--white);
  background: var(--primary);
}

.feature-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  color: var(--gray);
  margin-bottom: var(--spacing-md);
}

.feature-list {
  list-style: none;
}

.feature-list li {
  padding: var(--spacing-xs) 0;
  color: var(--dark-light);
  font-size: 0.95rem;
}

.feature-list li::before {
  content: "✓ ";
  color: var(--primary);
  font-weight: 700;
  margin-right: var(--spacing-xs);
}

.bonus-section {
  background: var(--primary-light);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
}

.bonus-title {
  text-align: center;
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

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

.bonus-item {
  background: var(--white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
}

.bonus-text {
  font-size: 0.95rem;
}

.steps-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
}

.step {
  flex: 1;
  min-width: 250px;
  max-width: 300px;
  text-align: center;
  padding: var(--spacing-lg);
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto var(--spacing-md);
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.step-description {
  color: var(--gray);
  font-size: 0.95rem;
}

.step-arrow {
  font-size: 2rem;
  color: var(--primary);
  font-weight: 700;
}

.cta-box {
  background: linear-gradient(135deg, #0B5D57 0%, #0F766E 100%);
  padding: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
  color: var(--white);
}

.cta-box-title {
  font-size: 1.7rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

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

.pricing-card {
  max-width: 520px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-xl);
  position: relative;
  border: 2px solid var(--primary);
}

.pricing-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  padding: 0.5rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.pricing-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.25rem;
}

.price-currency {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray);
}

.price-amount {
  font-size: 4rem;
  font-weight: 800;
  color: var(--dark);
}

.price-period {
  font-size: 1rem;
  color: var(--gray);
}

.pricing-features {
  list-style: none;
  margin-bottom: var(--spacing-xl);
}

.pricing-feature {
  padding: var(--spacing-sm) 0;
  color: var(--dark-light);
  font-size: 1rem;
  border-bottom: 1px solid var(--gray-light);
}

.pricing-feature:last-child {
  border-bottom: none;
}

.pricing-guarantee {
  text-align: center;
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--gray-light);
}

.pricing-guarantee p {
  font-size: 0.875rem;
  color: var(--gray);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--gray-light);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--dark);
}

.faq-question:hover {
  background: var(--gray-light);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--primary);
  transition: var(--transition);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--gray);
  line-height: 1.7;
}

.section-final-cta {
  background: linear-gradient(135deg, #0B5D57 0%, #0F766E 100%);
  color: var(--white);
}

.final-cta-content {
  text-align: center;
}

.final-cta-title {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: var(--spacing-md);
}

.final-cta-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
  opacity: 0.95;
}

.final-cta-note {
  margin-top: var(--spacing-md);
  font-size: 0.9rem;
  opacity: 0.9;
}

.footer {
  background: var(--dark);
  color: var(--white);
  padding: var(--spacing-xl) 0;
}

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

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.footer-link {
  color: #d1d5db;
  font-size: 0.95rem;
}

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

.footer-copyright {
  font-size: 0.875rem;
  color: #9ca3af;
}

@media (max-width: 1024px) {
  .hero-title { font-size: 2.5rem; }
  .section-title { font-size: 2rem; }
}

@media (max-width: 768px) {
  .section { padding: var(--spacing-2xl) 0; }
  .nav-content { flex-direction: column; gap: var(--spacing-sm); }
  .hero { min-height: 540px; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 1.05rem; }
  .steps-container { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); }
  .price-amount { font-size: 3.2rem; }
  .final-cta-title { font-size: 2rem; }
}