@font-face {
  font-family: "Playfair Display";
  src: url(../fonts/PlayfairDisplay-VariableFont_wght.ttf);
  font-display: swap;
}
:root {
  --primary: #1a1e2b;
  --primary-light: #2a3147;
  --accent: #c44536;
  --accent-light: #e26d5c;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --bg-light: #f9fafb;
  --bg-white: #ffffff;
  --border-light: #e5e7eb;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.12);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --max-width: 1280px;
  --header-height: 80px;
  --radius: 8px;
  --radius-lg: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--bg-white);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 3.8rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: 32px;
}

.section-title {
  text-align: center;
  margin-bottom: 48px;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: 16px auto 0;
  border-radius: 3px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: var(--radius);
}

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

.btn {
  display: inline-block;
  padding: 14px 32px;
  font-weight: 600;
  border-radius: 40px;
  transition: all 0.25s ease;
  cursor: pointer;
  font-size: 1rem;
  border: 2px solid transparent;
  text-align: center;
}

.btn--primary {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

.btn--large {
  padding: 16px 40px;
  font-size: 1.1rem;
}

.btn--block {
  display: block;
  width: 100%;
}

.header {
  background: var(--bg-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.9);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.8rem;
  font-family: var(--font-heading);
  color: var(--primary);
}

.logo img {
  border-radius: 8px;
}

.header__notice {
  font-size: 0.8rem;
  color: var(--text-light);
}

.nav__list {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav__link {
  font-weight: 500;
  transition: color 0.2s;
}

.nav__link:hover {
  color: var(--accent);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.mobile-toggle__bar {
  width: 100%;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
}

.hero {
  padding: 64px 0;
  background: linear-gradient(135deg, #f6f8fc 0%, #ffffff 100%);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero__gallery {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.product-showcase {
  padding: 60px 0;
  background: var(--bg-white);
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.showcase-text h3,
.showcase-specs h3 {
  font-size: 1.8rem;
  margin-bottom: 24px;
  color: var(--primary);
}

.showcase-text p {
  margin-bottom: 20px;
  color: var(--text-dark);
  line-height: 1.7;
}

.spec-list {
  list-style: none;
  border-top: 1px solid var(--border-light);
}

.spec-list li {
  display: flex;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 1rem;
}

.spec-list li span:first-child {
  font-weight: 600;
  color: var(--primary);
}

.spec-list li span:last-child {
  color: var(--text-light);
}

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group--full {
  grid-column: span 2;
}

@media (max-width: 768px) {
  .showcase-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .form-group--full {
    grid-column: span 1;
  }
}

.gallery-main img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.gallery-thumbs {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.gallery-thumb {
  border: 2px solid transparent;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
  background: none;
  padding: 0;
  width: 80px;
  height: 60px;
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumb:hover {
  transform: scale(1.05);
}

.gallery-thumb.active {
  border-color: var(--accent);
}

.hero__title {
  margin-bottom: 16px;
}

.hero__subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 16px;
}

.hero__desc {
  margin-bottom: 32px;
  font-size: 1.1rem;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.badge {
  background: white;
  padding: 8px 16px;
  border-radius: 40px;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.features {
  padding: 80px 0;
  background: var(--bg-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.feature-card {
  background: var(--bg-light);
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.feature-card h3 {
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.features-cta {
  text-align: center;
}

.reviews {
  padding: 80px 0;
  background: var(--bg-light);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.review-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 16px;
}

.review-avatar {
  flex-shrink: 0;
}

.review-avatar img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--bg-white);
  box-shadow: var(--shadow-sm);
}

.review-text {
  font-style: italic;
  margin-bottom: 16px;
  color: var(--text-dark);
}

.review-author strong {
  display: block;
  font-weight: 600;
}

.review-author span {
  font-size: 0.9rem;
  color: var(--text-light);
}

.faq {
  padding: 80px 0;
  background: white;
}

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

.faq-item {
  border-bottom: 1px solid var(--border-light);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 1.1rem;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s;
}

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

.faq-question i {
  transition: transform 0.3s;
}

.faq-question[aria-expanded="true"] i {
  transform: rotate(45deg);
}

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

.faq-answer p {
  padding-bottom: 20px;
  color: var(--text-light);
}

.contact-form {
  padding: 80px 0;
  background: linear-gradient(145deg, #f0f2f5 0%, #ffffff 100%);
}

.form-wrapper {
  max-width: 680px;
  margin: 0 auto;
  background: white;
  padding: 48px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-subtitle {
  text-align: center;
  margin-bottom: 32px;
  color: var(--text-light);
}

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group--full {
  grid-column: span 2;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: normal;
  cursor: pointer;
}

.checkbox-label input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.checkbox-label a {
  color: var(--accent);
  text-decoration: underline;
}

.footer {
  background: var(--primary);
  color: #e0e4e8;
  padding-top: 64px;
  margin-top: auto;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer__brand .logo a {
  color: white;
  margin-bottom: 20px;
}

.footer__disclaimer {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 20px;
  opacity: 0.8;
}

.footer h4 {
  color: white;
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.footer__links ul {
  list-style: none;
}

.footer__links li {
  margin-bottom: 10px;
}

.footer__links a {
  opacity: 0.8;
  transition: opacity 0.2s;
}

.footer__links a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer__contacts p {
  margin-bottom: 8px;
  opacity: 0.9;
  font-size: 0.95rem;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  text-align: center;
  font-size: 0.9rem;
}

@media (max-width: 992px) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

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

@media (max-width: 768px) {
  .header__notice {
    display: none;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: -120%;
    width: 80%;
    max-width: 320px;
    height: calc(100vh - var(--header-height));
    background: white;
    box-shadow: -4px 0 16px rgba(0,0,0,0.1);
    transition: right 0.3s;
    padding: 32px;
  }

  .nav.active {
    left: 0;
  }

  .nav__list {
    flex-direction: column;
    gap: 24px;
  }

  .mobile-toggle {
    display: flex;
  }

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

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

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

  .form-group--full {
    grid-column: span 1;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.form-select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  background-color: white;
  appearance: none;
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.form-select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-select::-ms-expand {
  display: none;
}

.showcase-image {
  margin-top: 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.showcase-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg);
}