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

:root {
  --color-primary: #2D3561;
  --color-accent: #F4C542;
  --color-bg: #F5F5F0;
  --color-text: #1A1A1A;
  --color-text-light: #4A4A4A;
  --color-white: #FFFFFF;
  --color-border: #E0E0E0;

  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 64px;
  --spacing-3xl: 96px;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.8;
}

body {
  font-family: var(--font-sans);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3, h4, h5, h6 {
  line-height: var(--line-height-tight);
  font-weight: 600;
  color: var(--color-primary);
}

h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: 2.25rem;
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

p {
  line-height: var(--line-height-normal);
  color: var(--color-text-light);
}

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

.header {
  background-color: var(--color-white);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-icon {
  display: block;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero {
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-bg) 100%);
}

.hero-wrapper {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
  line-height: var(--line-height-tight);
}

.hero-subtitle {
  font-size: 1.125rem;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-light);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.hero-img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  object-fit: cover;
  max-height: 400px;
}

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 8px;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background-color: #1f2642;
  border-color: #1f2642;
}

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

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

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

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

.btn-product {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
  width: 100%;
  margin-top: var(--spacing-sm);
}

.btn-product:hover {
  background-color: #e0b335;
  border-color: #e0b335;
}

.placeholder-image {
  background-color: var(--color-border);
  border: 2px dashed var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  color: var(--color-text-light);
  font-size: 1.125rem;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  text-align: center;
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-light);
}

.features {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  padding: var(--spacing-lg);
  border-radius: 12px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  text-align: center;
}

.feature-icon {
  margin-bottom: var(--spacing-md);
  display: flex;
  justify-content: center;
}

.feature-card h3 {
  margin-bottom: var(--spacing-sm);
}

.how-it-works {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
}

.step {
  text-align: center;
  padding: var(--spacing-md);
}

.step-number {
  width: 64px;
  height: 64px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 600;
  margin: 0 auto var(--spacing-md);
}

.pricing {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-white);
}

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

.pricing-card {
  padding: var(--spacing-xl);
  border-radius: 12px;
  border: 2px solid var(--color-border);
  background-color: var(--color-white);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--color-accent);
  box-shadow: 0 8px 24px rgba(244, 197, 66, 0.2);
}

.pricing-card .badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-accent);
  color: var(--color-primary);
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.pricing-card h3 {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.price {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-light);
}

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

.features-list li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  position: relative;
  color: var(--color-text-light);
}

.features-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 600;
}

.benefits {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg);
}

.benefits-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.benefits-text h2 {
  margin-bottom: var(--spacing-lg);
}

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

.benefits-list li {
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

.benefits-list strong {
  color: var(--color-primary);
}

.benefits-img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  object-fit: cover;
}

.products {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-white);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.product-card {
  border-radius: 12px;
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  overflow: hidden;
}

.product-image {
  height: 200px;
  overflow: hidden;
}

.product-image .placeholder-image {
  height: 100%;
  min-height: auto;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-border);
}

.product-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.product-card h3,
.product-card p,
.product-card .product-price {
  padding: 0 var(--spacing-md);
}

.product-card h3 {
  padding-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.product-card p {
  margin-bottom: var(--spacing-md);
  font-size: 0.95rem;
}

.product-card .btn-product,
.product-card .btn-product-secondary,
.product-card .btn-product-tertiary {
  margin: 0 var(--spacing-md) var(--spacing-md);
  width: calc(100% - 48px);
}

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

.btn-product-secondary:hover {
  background-color: var(--color-bg);
}

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

.btn-product-tertiary:hover {
  background-color: #1f2642;
  border-color: #1f2642);
}

.trust {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.trust-item {
  text-align: center;
  padding: var(--spacing-lg);
}

.trust-icon {
  margin-bottom: var(--spacing-md);
  display: flex;
  justify-content: center;
}

.trust-item h3 {
  margin-bottom: var(--spacing-sm);
}

.faq {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-white);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.faq-item {
  padding: var(--spacing-lg);
  background-color: var(--color-bg);
  border-radius: 12px;
  text-align: center;
}

.faq-item h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.125rem;
}

.contact {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-primary);
  color: var(--color-white);
}

.contact .section-title,
.contact .section-subtitle {
  color: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.contact-item {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.contact-icon {
  margin-bottom: var(--spacing-md);
  display: flex;
  justify-content: center;
}

.contact-icon svg path,
.contact-icon svg circle {
  stroke: var(--color-accent);
}

.contact-item h3 {
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.contact-item a,
.contact-item p {
  color: var(--color-white);
  font-size: 1.125rem;
}

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

.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-brand .logo-wrapper {
  margin-bottom: var(--spacing-md);
}

.footer-brand .brand-name {
  color: var(--color-white);
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

.footer-disclaimer {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  line-height: 1.5;
}

.footer-column h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  font-size: 1rem;
  font-weight: 600;
}

.footer-column ul {
  list-style: none;
}

.footer-column ul li {
  margin-bottom: var(--spacing-xs);
}

.footer-column ul li a {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s;
}

.footer-column ul li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  line-height: 1.6;
}

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

  h2 {
    font-size: 1.75rem;
  }

  .hero-wrapper {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .features-grid,
  .steps-grid,
  .pricing-grid,
  .products-grid,
  .trust-grid,
  .faq-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}