.side-nav {
  position: fixed;
  top: 100px;
  right: 40px;
  background: #fff;
  padding: 20px 24px;
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
  z-index: 1000;
  font-size: 15px;
}
.side-nav h3 {
  color: #b89456;
  margin-bottom: 10px;
  font-size: 18px;
  font-weight: 700;
}
.side-nav ul {
  list-style: disc;
  padding-left: 20px;
  margin: 0;
}
.side-nav li {
  margin-bottom: 8px;
}
.side-nav a {
  text-decoration: none;
  color: #333;
  transition: color 0.2s ease;
}
.side-nav a:hover {
  color: #b89456;
}
@media (max-width: 900px) {
  .side-nav {
    display: none;
  }
}
  .section-conflict {
    background: #fff;
    padding: 4px 0;
    text-align: left;
  }
  .section-conflict h2 {
    color: var(--accent);
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 20px;
    text-align: left;
  }
  .section-conflict p {
    font-size: 17px;
    color: #333;
    line-height: 1.7;
    margin-bottom: 20px;
    text-align: left;
  }
  .section-ethical {
    background: #fff;
    padding: 4px 0;
    text-align: left;
  }
  .section-ethical h2 {
    color: var(--accent);
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 20px;
    text-align: left;
  }
  .section-ethical h3 {
    font-size: 20px;
    color: var(--text);
    font-weight: 700;
    margin-top: 30px;
    margin-bottom: 16px;
    text-align: left;
  }
  .section-ethical p {
    font-size: 17px;
    color: #333;
    line-height: 1.7;
    margin-bottom: 20px;
    text-align: left;
  }
  img[src='img/Instagrampost-1.png']:hover {
    transform: scale(1.03);
    box-shadow: 0 16px 40px rgba(0,0,0,0.2);
  }
  :root {
    --bg: #f8f7f5;
    --panel: #ffffff;
    --text: #1c1c1e;
    --muted: #6c6c6c;
    --accent: #b89456;
    --accent-light: #f0e6d2;
    --radius: 16px;
    --shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
    --maxw: 1200px;
  }
  * {
    box-sizing: border-box;
  }
  body {
    margin: 0;
    background: #ffffff;
    color: var(--text);
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    line-height: 1.6;
    margin-left: 160px;
    margin-right: 260px;
  }
  main {
    max-width: none;
    padding: 0;
  }
  h1, h2, h3 {
    font-family: "Playfair Display", serif;
    color: var(--text);
    margin-bottom: 16px;
  }
  h1 {
    font-size: clamp(38px, 6vw, 64px);
    line-height: 1.1;
    text-align: center;
    margin-bottom: 48px;
  }
  h2 {
    font-size: clamp(28px, 4vw, 42px);
    margin-top: 40px;
    color: var(--accent);
    text-align: center;
  }
  h3 {
    font-size: 20px;
    color: var(--muted);
    text-align: center;
    margin-bottom: 24px;
  }
  .section-lab h3 {
    text-align: left;
  }
  p {
    margin-bottom: 24px;
    color: var(--text);
    font-size: 17px;
  }
  strong {
    color: var(--accent);
  }
  section {
    padding: 4px 0;
  }
  
  section img {
    max-width: 80%;
    height: auto;
    display: block;
    margin-left: 40px;
    margin-top: 20px;
    margin-bottom: 20px;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
  }
  .section-intro .intro-images img {
    width: 28%;
    margin-top: 0;
    border-radius: 10px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
  }
  /* === REVIEWS PREMIUM STYLE (updated) === */
  .section-reviews {
    background: linear-gradient(180deg, #faf8f3 0%, #fff 100%);
    padding: 100px 60px;
    text-align: center;
  }

  .section-reviews h2 {
    font-family: "Playfair Display", serif;
    font-size: 42px;
    color: #b89456;
    letter-spacing: 0.5px;
    margin-bottom: 50px;
    position: relative;
  }

  .section-reviews h2::after {
    content: "";
    display: block;
    width: 80px;
    height: 3px;
    background: #b89456;
    margin: 16px auto 0;
    border-radius: 2px;
  }

  .review-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 60px;
  }

  .review-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 20px;
    max-width: 850px;
    padding: 40px 50px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: left;
  }

  .review-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 45px rgba(0,0,0,0.1);
  }

  .review-stars {
    font-size: 24px;
    color: #f7b731;
    margin-bottom: 10px;
  }

  .review-title {
    font-size: 22px;
    color: #b89456;
    font-weight: 700;
    margin-bottom: 14px;
  }

  .review-text {
    font-size: 17px;
    color: #333;
    line-height: 1.8;
    margin-bottom: 20px;
  }

  .review-author {
    font-style: italic;
    color: #777;
    font-size: 16px;
    margin-bottom: 25px;
  }

  .review-card img {
    width: 45%;
    border-radius: 16px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
    border: 3px solid #f1e7d0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .review-card img:hover {
    transform: scale(1.05);
    box-shadow: 0 18px 35px rgba(0,0,0,0.12);
  }

  .section-reviews .btn {
    background: linear-gradient(135deg, #ebd3a4, #c9a263);
    font-size: 18px;
    padding: 16px 36px;
    border-radius: 999px;
    box-shadow: 0 8px 24px rgba(201, 162, 99, 0.25);
    margin-top: 60px;
    transition: transform 0.25s ease, box-shadow 0.3s ease;
  }

  .section-reviews .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(201, 162, 99, 0.4);
  }
  .section-intro .intro-images {
    display: flex;
    gap: 20px;
    justify-content: space-between;
    margin: 30px 0;
    text-align: left;
  }
  blockquote {
    font-style: italic;
    border-left: 4px solid var(--accent);
    margin: 28px 0;
    padding-left: 20px;
    color: var(--muted);
  }
  ul {
    list-style: none;
    padding-left: 0;
  }
  ul li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 14px;
    color: var(--text);
  }
  ul li::before {
    content: "–";
    position: absolute;
    left: 0;
    color: var(--accent);
  }
  .btn {
    display: inline-block;
    padding: 14px 28px;
    background: linear-gradient(135deg, #ebd3a4, #c9a263);
    color: var(--panel);
    font-weight: 700;
    border: none;
    border-radius: 999px;
    box-shadow: 0 10px 28px rgba(201, 162, 99, 0.25);
    transition: transform 0.2s ease, box-shadow 0.25s ease;
    text-decoration: none;
  }
  .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 36px rgba(201, 162, 99, 0.35);
  }
  /* === HERO SECTION === */
  .section-hero {
    text-align: left;
    padding-top: 0;
  }
  .hero-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #0d2a64;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    padding: 10px 0;
    border-radius: 10px 10px 0 0;
    width: 100%;
    box-sizing: border-box;
  }
.hero-topbar {
margin-bottom: 0;
  }
  .hero-news {
    margin-left: auto;
    font-weight: 700;
    letter-spacing: 0.5px;
  }
  .hero-trending {
    font-size: 14px;
    margin-right: auto;
  }
  .hero-alert {
    background: #fff6c2;
    border: 1px solid #ffec7b;
    border-radius: 8px;
    padding: 12px 16px;
    width: calc(100% - 120px);
    margin: 20px 60px 30px 60px;
    text-align: left;
    font-size: 15px;
    line-height: 1.5;
    color: #333;
    box-sizing: border-box;
  }
  .hero-alert strong {
    color: #d42a2a;
  }
  .highlight-blue {
    color: #0066cc;
    font-weight: 600;
  }
  .highlight-yellow {
    background: #ffeb75;
    padding: 0 6px;
  }
  .hero-title {
    font-family: "Poppins", "Inter", sans-serif;
    font-weight: 800;
    font-size: clamp(34px, 5vw, 46px);
    color: #111;
    line-height: 1.2;
    margin: 20px 0 10px;
    text-align: left;
    margin-left: 0;
  }
  .section-lab img[src="img/lab-diamond.png"] {
    width: 60%;
  }
  .hero-subtitle {
    font-size: 24px;
    color: #333;
    font-weight: 600;
    margin-bottom: 24px;
    text-align: left;
    margin-left: 0;
  }
  .hero-rating {
    font-size: 16px;
    color: #f5a623;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: left;
    margin-left: 0;
  }
  .rating-number {
    color: #0073e6;
    font-weight: 600;
    margin-left: 6px;
  }
  .hero-date {
    font-size: 20px;
    color: var(--muted);
    font-weight: 500;
    margin-top: 8px;
    text-align: left;
    margin-left: 0;
  }
  /* === COMPARISON MODERN === */
  .comparison-modern, .environmental-impact-modern {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin: 40px 0;
  }
  .comparison-item, .impact-item {
    display: flex;
    align-items: center;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .comparison-item:hover, .impact-item:hover {
    transform: translateY(-4px);
  }
  .comparison-item img, .impact-item img {
    width: 45%;
    height: auto;
    object-fit: cover;
  }
  .comparison-text, .impact-text {
    padding: 24px 32px;
    text-align: left;
  }
  .comparison-text h4, .impact-text h4 {
    font-size: 22px;
    color: #b89456;
    margin-bottom: 8px;
  }
  .comparison-text p, .impact-text p {
    font-size: 17px;
    color: #333;
    margin: 0;
  }
  /* === Why This Matters Now === */
  .matters-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }
  .matters-text {
    flex: 1;
    text-align: left;
  }
  .matters-text h2 {
    color: var(--accent);
    margin-bottom: 20px;
    text-align: center;
  }
  .matters-text p {
    font-size: 17px;
    color: var(--text);
    margin-bottom: 16px;
    text-align: left;
  }
  .matters-text blockquote {
    font-style: italic;
    color: #555;
    border-left: 4px solid var(--accent);
    padding-left: 16px;
    margin-top: 20px;
    background: #f8f5ef;
    border-radius: 8px;
    text-align: left;
  }
  .matters-image img {
    width: 340px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  }
  /* === Expert Opinion === */
  .expert-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }
  .expert-image img {
    width: 800px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  }
  .expert-quote h2 {
    color: var(--accent);
    margin-bottom: 18px;
    text-align: center;
  }
  .expert-quote blockquote {
    font-size: 17px;
    line-height: 1.7;
    color: #333;
    background: #f8f5ef;
    border-left: 4px solid var(--accent);
    padding: 20px 24px;
    border-radius: 10px;
    text-align: left;
  }
  /* === SPECIAL OFFER SECTION === */
  .offer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
  }
  .offer-text {
    flex: 1;
    text-align: left;
  }
  .offer-text h2 {
    color: #111;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
    text-align: center;
  }
  .offer-subtitle {
    font-size: 18px;
    color: #333;
    margin-bottom: 30px;
    text-align: left;
  }
  .offer-details p {
    font-size: 17px;
    color: #222;
    margin-bottom: 14px;
    text-align: left;
  }
  .offer-details strong {
    color: #b89456;
  }
  .offer-image img {
    width: 420px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .offer-image img:hover {
    transform: scale(1.03);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
  }
  .section-offer .btn {
    margin-top: 24px;
    display: inline-block;
    padding: 14px 32px;
    background: linear-gradient(135deg, #ebd3a4, #c9a263);
    color: #fff;
    font-weight: 700;
    border-radius: 999px;
    box-shadow: 0 10px 24px rgba(185, 148, 86, 0.25);
    transition: transform 0.25s ease, box-shadow 0.3s ease;
    text-decoration: none;
  }
  .section-offer .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(185, 148, 86, 0.35);
  }
  @media (max-width: 900px) {
    .offer-content {
      flex-direction: column-reverse;
      text-align: left;
    }
    .offer-image img {
      width: 100%;
    }
    .offer-text h2 {
      font-size: 30px;
      text-align: center;
    }
  }
  /* === REVIEWS PREMIUM STYLE === */
  .site-footer {
      background: #f7f6f4;
      color: #444;
      text-align: center;
      padding: 25px 20px;
      font-size: 14px;
      line-height: 1.6;
      border-top: 1px solid #eee;
      width: 100%;
    }
    .site-footer a {
      color: #b89456;
      text-decoration: none;
      font-weight: 600;
    }
    .site-footer a:hover {
      text-decoration: underline;
      color: #a78345;
    }
    .footer-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      margin-bottom: 20px;
    }
    .footer-top p {
      margin: 0;
      color: #555;
    }
    .footer-links {
      color: #b89456;
    }
    .footer-disclaimer {
      max-width: 800px;
      margin: 0 auto 10px;
      text-align: center;
      color: #666;
      font-size: 13px;
    }
    .footer-disclaimer p {
      margin-bottom: 16px;
    }
    .footer-bottom {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      margin-top: 10px;
    }
    .footer-badge {
      width: 120px;
      opacity: 0.85;
    }
    .footer-performance {
      color: #888;
      font-size: 13px;
    }
    @media (max-width: 1200px) {
      body { margin-left: 80px; margin-right: 120px; }
    }
    @media (max-width: 1024px) {
      .side-nav { display: none; }
      body { margin: 0 40px; }
    }
    @media (max-width: 900px) {
      .offer-content, .expert-content, .matters-content, .comparison-item, .impact-item {
        flex-direction: column;
        text-align: left;
      }
      .offer-image img, .expert-image img, .matters-image img, section img {
        width: 100%;
        max-width: 100%;
        margin: 20px 0;
      }
    }
    /* === Об'єднаний медіа-запит для max-width: 768px === */
    @media (max-width: 768px) {
      body { margin: 0 20px; }
      h1 { font-size: 32px; }
      h2 { font-size: 26px; }
      .hero-title { font-size: 28px; text-align: center; }
      .hero-subtitle { font-size: 18px; text-align: center; }
      .hero-topbar { flex-direction: column; gap: 8px; text-align: center; margin-bottom: 0; }
      .hero-alert { font-size: 14px; padding: 10px; width: 100%; margin: 10px 0; }
      section { padding: 2px 0; }
      section + section { margin-top: 0; }
      .section-intro .intro-images { flex-direction: column; gap: 16px; }
      .section-intro .intro-images img { width: 100%; }
      .comparison-item, .impact-item, .matters-content, .expert-content { flex-direction: column; text-align: left; }
      .comparison-item img, .impact-item img, .matters-image img, .expert-image img, .offer-image img, .review-card img, section img { width: 100%; max-width: 100%; margin: 20px 0; }
      .comparison-text, .impact-text { padding: 20px; text-align: left; }
      .review-grid { gap: 40px; }
      .review-card { padding: 24px 20px; max-width: 100%; }
      .section-reviews { padding: 40px 10px; }
      .section-reviews .btn { margin-top: 40px; font-size: 16px; padding: 12px 20px; }
      .section-reviews h2 { font-size: 28px; }
      .review { padding: 18px; }
      .footer-top { flex-direction: column; gap: 10px; text-align: center; }
      .footer-disclaimer { font-size: 12px; }
      .matters-text blockquote, .expert-quote blockquote { text-align: left; padding-left: 0; border-left: none; }
    }
    @media (max-width: 480px) {
      .hero-title { font-size: 22px; }
      .hero-subtitle { font-size: 16px; }
      .btn { padding: 10px 18px; font-size: 14px; }
      .review-card { padding: 18px; }
    }