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

html, body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  background-color: #fafaf8;
  color: #2a2a28;
  line-height: 1.6;
}

body {
  font-size: 16px;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

header {
  background: linear-gradient(135deg, #1a1a18 0%, #2a2a28 100%);
  padding: 1.2rem 0;
  border-bottom: 1px solid #3a3a38;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.5rem;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: 0.05em;
}

.logo a {
  color: #ffffff;
}

.logo a:hover {
  color: #1dd4bf;
}

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

nav a {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
}

nav a:hover {
  color: #1dd4bf;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #1dd4bf;
  transition: width 0.2s ease;
}

nav a:hover::after {
  width: 100%;
}

.btn-outline {
  border: 1px solid #1dd4bf;
  color: #1dd4bf;
  padding: 0.7rem 1.5rem;
  border-radius: 4px;
  font-weight: 500;
  background: transparent;
}

.btn-outline:hover {
  background: rgba(29, 212, 191, 0.1);
  border-color: #1dd4bf;
  transform: scale(1.02);
}

.btn-primary {
  background: #1dd4bf;
  color: #1a1a18;
  border: 1px solid #1dd4bf;
  padding: 0.8rem 2rem;
  border-radius: 4px;
  font-weight: 600;
}

.btn-primary:hover {
  background: #14b8a6;
  border-color: #14b8a6;
  transform: scale(1.02);
}

.hero {
  background: linear-gradient(135deg, #1a1a18 0%, #2a2a28 60%, rgba(29, 212, 191, 0.1) 100%);
  color: #ffffff;
  padding: 4rem 2rem;
  margin-bottom: 0;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-content h1 .accent {
  color: #1dd4bf;
}

.hero-content .subtitle {
  font-size: 1.1rem;
  color: #d4d4d0;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-image {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(29, 212, 191, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hero-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 4rem 0;
}

section.light {
  background: #fafaf8;
}

section.dark {
  background: linear-gradient(135deg, #1a1a18 0%, #2a2a28 100%);
  color: #ffffff;
}

section.dark h2,
section.dark h3,
section.dark .overline {
  color: #ffffff;
}

section.dark .card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(29, 212, 191, 0.2);
}

section.dark .card:hover {
  background: rgba(29, 212, 191, 0.08);
}

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

.overline {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #1dd4bf;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: block;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section-header .subtitle {
  font-size: 1rem;
  color: #6b6b68;
  max-width: 600px;
}

section.dark .section-header .subtitle {
  color: #b8b8b0;
}

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

.card {
  background: #ffffff;
  border: 1px solid #e0e0dc;
  border-radius: 8px;
  padding: 2rem;
  transition: all 0.2s ease;
}

.card:hover {
  border-color: #1dd4bf;
  transform: scale(1.02);
  background: #fafaf8;
}

.card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}

.card-description {
  font-size: 0.95rem;
  color: #6b6b68;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.card-arrow {
  display: inline-block;
  color: #1dd4bf;
  font-weight: 600;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.product-card {
  background: #ffffff;
  border: 1px solid #e0e0dc;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.2s ease;
  position: relative;
}

.product-card:hover {
  border-color: #1dd4bf;
  transform: scale(1.02);
}

.product-card .badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: #1dd4bf;
  color: #1a1a18;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  z-index: 10;
}

.product-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
  background: #f0f0ec;
}

.product-info {
  padding: 1.5rem;
}

.product-info h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.product-description {
  font-size: 0.9rem;
  color: #6b6b68;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.product-price {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1dd4bf;
  margin-bottom: 1rem;
}

.btn-contact {
  width: 100%;
  background: #1a1a18;
  color: #ffffff;
  border: 1px solid #1a1a18;
  padding: 0.7rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
}

.btn-contact:hover {
  background: #1dd4bf;
  border-color: #1dd4bf;
  color: #1a1a18;
  transform: scale(1.02);
}

.two-col-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 2rem;
}

.two-col-image {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #e0e0dc;
}

section.dark .two-col-image {
  border-color: rgba(29, 212, 191, 0.2);
}

.two-col-image img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.two-col-content h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.two-col-content p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.pills {
  display: flex;
  gap: 0.8rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.pill {
  background: #f0f0ec;
  border: 1px solid #e0e0dc;
  color: #2a2a28;
  padding: 0.6rem 1.2rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
  cursor: pointer;
}

.pill:hover,
.pill.active {
  background: #1dd4bf;
  border-color: #1dd4bf;
  color: #1a1a18;
}

section.dark .pill {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(29, 212, 191, 0.3);
  color: #ffffff;
}

section.dark .pill:hover,
section.dark .pill.active {
  background: #1dd4bf;
  border-color: #1dd4bf;
  color: #1a1a18;
}

.side-panel {
  background: rgba(26, 26, 24, 0.8);
  border: 1px solid rgba(29, 212, 191, 0.2);
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: fit-content;
}

section.dark .side-panel {
  background: rgba(0, 0, 0, 0.4);
}

.side-panel-item {
  display: flex;
  gap: 0.8rem;
}

.side-panel-label {
  font-weight: 600;
  color: #1dd4bf;
  min-width: 70px;
}

.side-panel-value {
  color: #ffffff;
  font-size: 0.95rem;
}

.checklist {
  list-style: none;
}

.checklist li {
  padding: 0.8rem 0;
  padding-left: 1.8rem;
  position: relative;
  font-size: 0.95rem;
  line-height: 1.5;
}

.checklist li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #1dd4bf;
  font-weight: 700;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.faq-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid #e0e0dc;
}

section.dark .faq-item {
  border-bottom-color: rgba(29, 212, 191, 0.2);
}

.faq-question {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
  cursor: pointer;
  color: #2a2a28;
}

section.dark .faq-question {
  color: #ffffff;
}

.faq-answer {
  font-size: 0.95rem;
  color: #6b6b68;
  line-height: 1.6;
}

section.dark .faq-answer {
  color: #d4d4d0;
}

footer {
  background: #1a1a18;
  color: #ffffff;
  padding: 3rem 2rem 1rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #1dd4bf;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

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

.footer-section li {
  margin-bottom: 0.7rem;
}

.footer-section a {
  color: #b8b8b0;
  font-size: 0.9rem;
}

.footer-section a:hover {
  color: #1dd4bf;
}

.footer-bottom {
  border-top: 1px solid #3a3a38;
  padding-top: 1.5rem;
  text-align: center;
  color: #8a8a88;
  font-size: 0.9rem;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  border: 1px solid #e0e0dc;
  padding: 0.8rem;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
textarea:focus {
  outline: none;
  border-color: #1dd4bf;
  box-shadow: 0 0 0 3px rgba(29, 212, 191, 0.1);
}

textarea {
  resize: vertical;
  min-height: 150px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
}

input[type="checkbox"] {
  margin-top: 0.3rem;
  cursor: pointer;
  accent-color: #1dd4bf;
}

.checkbox-group label {
  margin: 0;
  font-weight: 400;
  cursor: pointer;
  font-size: 0.9rem;
}

.form-group button {
  background: #1a1a18;
  color: #ffffff;
  border: 1px solid #1a1a18;
  padding: 1rem;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.form-group button:hover {
  background: #1dd4bf;
  border-color: #1dd4bf;
  color: #1a1a18;
  transform: scale(1.02);
}

.breadcrumb {
  padding: 1rem 0;
  font-size: 0.9rem;
  color: #6b6b68;
}

.breadcrumb a {
  color: #1dd4bf;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.spec-block {
  background: #f0f0ec;
  border: 1px solid #e0e0dc;
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.spec-item {
  display: flex;
  justify-content: space-between;
  padding: 0.8rem 0;
  border-bottom: 1px solid #e0e0dc;
}

.spec-item:last-child {
  border-bottom: none;
}

.spec-label {
  font-weight: 600;
  color: #2a2a28;
}

.spec-value {
  color: #6b6b68;
}

.product-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: flex-start;
  padding: 3rem 0;
}

.product-hero-image {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #e0e0dc;
}

.product-hero-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.product-details h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.product-details .price {
  font-size: 2rem;
  color: #1dd4bf;
  font-weight: 700;
  margin: 1.5rem 0;
}

.product-details .description {
  font-size: 0.95rem;
  color: #6b6b68;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.action-button {
  width: 100%;
  background: #1a1a18;
  color: #ffffff;
  border: 1px solid #1a1a18;
  padding: 1rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.action-button:hover {
  background: #1dd4bf;
  border-color: #1dd4bf;
  color: #1a1a18;
}

.info-block {
  background: #ffffff;
  border: 1px solid #e0e0dc;
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.info-block h4 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: #1a1a18;
}

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

.info-list li {
  padding: 0.6rem 0;
  border-bottom: 1px solid #f0f0ec;
  font-size: 0.95rem;
}

.info-list li:last-child {
  border-bottom: none;
}

.thank-you-content {
  text-align: center;
  padding: 3rem 0;
}

.thank-you-content h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.thank-you-content p {
  font-size: 1rem;
  color: #6b6b68;
  margin-bottom: 2rem;
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
  }

  nav {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .hero-container {
    grid-template-columns: 1fr;
    padding: 2rem;
  }

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

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

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .two-col-section {
    grid-template-columns: 1fr;
  }

  .two-col-image img {
    height: 250px;
  }

  .product-hero {
    grid-template-columns: 1fr;
  }

  .product-hero-image img {
    height: 300px;
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

  @media (max-width: 480px) {
    body {
      font-size: 14px;
    }

    .hero-content h1 {
      font-size: 1.5rem;
    }

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

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

    nav {
      flex-direction: column;
      gap: 0.5rem;
      width: 100%;
    }
  }
}