html {
      scroll-behavior: smooth;
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Montserrat', sans-serif;
      background: #0d0d0d;
      color: #fff;
      line-height: 1.6;
    }

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

    .container {
      width: 90%;
      max-width: 1200px;
      margin: auto;
    }

    header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      background: rgba(0,0,0,0.85);
      backdrop-filter: blur(10px);
      z-index: 999;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }

    .navbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 0;
    }

    .logo {
      font-size: 1.7rem;
      font-weight: 800;
      color: #ff5c00;
    }

    .logo span {
      color: #ffffff;
    }

    nav ul {
      display: flex;
      list-style: none;
      gap: 30px;
    }

    nav a {
      font-weight: 500;
      transition: 0.3s;
    }

    nav a:hover {
      color: #ff5c00;
    }

    .hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      background:
        linear-gradient(rgba(0,0,0,0.03), rgba(0,0,0,0.55)),
        url('../../sauna.jpg') center/cover;
      padding-top: 100px;
    }

    .hero-content {
      max-width: 700px;
    }

    .hero h1 {
      font-size: 4rem;
      line-height: 1.1;
      margin-bottom: 20px;
      font-weight: 800;
    }

    .hero h1 span {
      color: #ff5c00;
    }

    .hero p {
      font-size: 1.15rem;
      color: #ddd;
      margin-bottom: 35px;
    }

    .buttons {
      display: flex;
      gap: 15px;
      flex-wrap: wrap;
    }

    .btn {
      display: inline-block;
      padding: 15px 28px;
      border-radius: 50px;
      font-weight: 700;
      transition: 0.3s ease;
    }

    .btn-primary {
      background: linear-gradient(135deg, #ff5c00, #ff8c00);
      color: white;
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 30px rgba(255, 92, 0, 0.3);
    }

    .btn-secondary {
      border: 2px solid #fff;
    }

    .btn-secondary:hover {
      background: white;
      color: black;
    }

    section {
      padding: 100px 0;
    }

    .section-title {
      text-align: center;
      margin-bottom: 60px;
    }

    .section-title h2 {
      font-size: 2.7rem;
      margin-bottom: 10px;
    }

    .section-title p {
      color: #bbb;
      max-width: 700px;
      margin: auto;
    }

    .features {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 30px;
    }

    .feature-card {
      background: #171717;
      padding: 35px;
      border-radius: 22px;
      transition: 0.3s;
      border: 1px solid rgba(255,255,255,0.05);
    }

    .feature-card:hover {
      transform: translateY(-8px);
      border-color: rgba(255,92,0,0.5);
    }

    .feature-card h3 {
      margin: 20px 0 10px;
      color: #ff8c00;
    }

    .feature-icon {
      font-size: 2.5rem;
    }

    .products {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
    }

    .product-card {
      background: #151515;
      border-radius: 25px;
      overflow: hidden;
      transition: 0.3s;
      border: 1px solid rgba(255,255,255,0.05);
    }

    .product-card:hover {
      transform: scale(1.02);
    }

    .product-card img {
      width: 100%;
      height: 250px;
      object-fit: cover;
    }

    .product-content {
      padding: 30px;
    }

    .product-content h3 {
      margin-bottom: 10px;
    }

    .price {
      color: #ff8c00;
      font-size: 1.4rem;
      font-weight: 700;
      margin: 15px 0;
    }

    .about {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 50px;
      align-items: center;
    }

    .about img {
      width: 100%;
      border-radius: 25px;
    }

    .about h2 {
      font-size: 2.5rem;
      margin-bottom: 20px;
    }

    .about p {
      color: #ccc;
      margin-bottom: 20px;
    }

    .cta {
      background: linear-gradient(135deg, #ff5c00, #ff8c00);
      text-align: center;
      border-radius: 30px;
      padding: 70px 30px;
    }

    .cta h2 {
      font-size: 3rem;
      margin-bottom: 20px;
    }

    .cta p {
      max-width: 700px;
      margin: auto auto 30px;
      color: rgba(255,255,255,0.9);
    }

    footer {
      padding: 40px 0;
      text-align: center;
      color: #999;
      border-top: 1px solid rgba(255,255,255,0.08);
      margin-top: 80px;
    }

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

      .hero h1 {
        font-size: 2.7rem;
      }

      .section-title h2,
      .about h2,
      .cta h2 {
        font-size: 2rem;
      }
    }
.back-to-top{
  position:fixed;
  bottom:25px;
  right:20px;
  width:50px;
  height:50px;
  background:#ff5c00;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  font-size:22px;
  text-decoration:none;
  box-shadow:0 8px 20px rgba(0,0,0,0.2);
  opacity:0;
  visibility:hidden;
  transition:0.3s;
  z-index:9999;
}

.back-to-top.show{
  opacity:1;
  visibility:visible;
}