:root {
      --accent: #0b72ff;
      --accent-hover: #0058d1;
      --bg-light: #eef2f6;
      --bg-dark: #1a1f24;
      --text: #333;
      --white: #fff;
      --radius: 12px;
      --shadow: 0 4px 16px rgba(0,0,0,0.08);
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      background: #f8f9fb;
      font-family: Arial, sans-serif;
      color: var(--text);
      line-height: 1.5;
    }

    header {
      background: var(--white);
      padding: 20px;
      box-shadow: var(--shadow);
      margin-bottom: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      position: sticky;
      top: 0;
      z-index: 100;
    }

    header h1 { font-size: 20px; font-weight: bold; }
    header .contact a { color: var(--accent); text-decoration: none; font-size: 18px; }

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

    .hero {
      display: grid;
      grid-template-columns: 65% 35%;
      gap: 24px;
      align-items: center;
      padding: 20px 0;
    }

    .hero-card {
      background: var(--white);
      padding: 20px;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }

    .hero img {
      width: 100%;
      border-radius: var(--radius);
      height: auto;
    }

    h2 {
      margin: 40px 0 20px;
      font-size: 22px;
      font-weight: bold;
    }

    .price-list {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
      gap: 20px;
    }

    .price-item {
      background: var(--white);
      padding: 18px;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      display: flex;
      justify-content: space-between;
      font-size: 16px;
    }

    .testimonials {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
    }

    .review {
      background: var(--white);
      padding: 16px;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      font-size: 15px;
    }

    footer {
      margin-top: 40px;
      padding: 20px;
      text-align: center;
      background: var(--white);
      box-shadow: var(--shadow);
    }

    .btn {
      background: var(--accent);
      color: var(--white);
      padding: 10px 18px;
      border-radius: 8px;
      text-decoration: none;
      display: inline-block;
      font-size: 15px;
    }

    .btn:hover { background: var(--accent-hover); }

    /* плавающая кнопка */
    #floatingOrderBtn {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background: var(--accent);
      color: white;
      border: none;
      border-radius: 50px;
      padding: 14px 22px;
      font-size: 16px;
      cursor: pointer;
      box-shadow: var(--shadow);
      z-index: 9999;
    }

    /* модальное окно */
    #orderModal {
      position: fixed;
      top: 0; left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0,0,0,0.5);
      display: none;
      justify-content: center;
      align-items: center;
      z-index: 10000;
    }
    #orderModal .modal-box {
      background: white;
      padding: 20px;
      border-radius: var(--radius);
      width: 90%;
      max-width: 420px;
      position: relative;
      box-shadow: var(--shadow);
    }
    #orderModal input,
    #orderModal select,
    #orderModal textarea {
      width: 100%;
      padding: 10px;
      border-radius: 6px;
      border: 1px solid #ccd;
      margin-top: 6px;
      margin-bottom: 12px;
      font-size: 15px;
    }
    #orderModal .close-btn {
      position: absolute;
      right: 12px;
      top: 10px;
      background: none;
      border: none;
      font-size: 22px;
      cursor: pointer;
    }

    @media (max-width: 850px) {
      .hero {
        grid-template-columns: 1fr;
      }
    }