/* styles.css */
    :root {
      --beige-bg: #CCE6E9;     /* светло-голубой фон */
      --light-beige: #0F5D7A; /* основной сине-зелёный */
      --accent: #4A8EA6; /* светлый акцент */
      --text-dark: #2D3B46;      /* основной текст */
      --text-heading: #0A4B60;   /* заголовки */
      --text-light: #6B7F8A;     /* мелкий текст */
      --accent-primary: #0F5D7A;
      --accent-secondary: #4A8EA6;
    }

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

    * {
      margin: 0;
      padding: 0;
    }
    body {
      font-family: 'Roboto', sans-serif;
      color: var(--text-dark);
      background-color: var(--beige-bg);
      line-height: 1.6;
      padding-top: 80px; /* высота шапки = ~60px + padding 15px*2 = ~90px, 80–100 подойдёт */
    }
    h1, h2, h3, h4, h5, h6 {
      font-family: 'Playfair Display', serif;
      color: var(--text-heading);
      font-weight: 700;
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }
    /* Header */
    header {
      background-color: #fff;
      box-shadow: 0 2px 10px rgba(0,0,0,0.05);
      position: fixed;
      width: 100%;
      top: 0;
      z-index: 1000;
    }
    /* Фотография сразу после шапки */
    .header-photo {
      width: 100%;
      overflow: hidden;
    }
    .header-photo img {
      width: 100%;
      height: auto;
      display: block;
      margin-bottom: 0; /* или 5px */
      max-height: 300px; /* ограничение по высоте, если нужно */
      object-fit: cover;
    }
    @media (max-width: 768px) {
      .header-photo img {
        max-height: 300px;
      }
    }

    .header-container {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      padding: 15px 0;
    }
    .logo {
      font-family: 'Playfair Display', serif;
      font-size: 1.8rem;
      color: var(--accent);
      text-decoration: none;
    }
    nav ul {
      display: flex;
      list-style: none;
      line-height: 1;
      align-items: flex-end;
      gap: 25px;
    }
    nav a {
      text-decoration: none;
      color: var(--text-dark);
      font-weight: 500;
      transition: color 0.3s;
    }
    nav a:hover {
      color: var(--accent);
    }
    .phone-header {
      color: var(--accent);
      font-weight: 500;
      text-decoration: none;
      font-size: 1.1rem;
      display: inline-flex;
      align-items: center;
      gap: 8px; /* расстояние между иконкой и текстом */
    }
    .burger {
      display: none;
      cursor: pointer;
      font-size: 1.5rem;
      color: var(--accent);
    }
    /* Hero */
    #home {
      align-items: center;
      background: linear-gradient(rgba(255,255,255,0.95), rgba(255,255,255,1));
      padding-top: 0px;
      padding-bottom: 5px;
    }
    .hero-content {
      max-width: 850px;
      margin: 0 auto;
      text-align: center;
    }
    .hero-content h1 {
      font-size: 3rem;
      margin-bottom: 20px;
      line-height: 1.2;
    }
    .hero-content p {
      font-size: 1.2rem;
      margin-bottom: 30px;
    }
    .key-benefit {
      font-weight: 500;
      font-style: italic;
      margin-bottom: 40px;
      color: var(--accent);
    }
    a.btn,
    button.btn {
      display: inline-block;
      background-color: #0F5D7A !important;
      color: white !important;
      padding: 16px 40px !important;
      border-radius: 8px !important;
      text-decoration: none !important;
      font-weight: 800 !important;
      font-size: 1.4rem !important; /* 2.5rem — это слишком крупно для кнопки в шапке */
      transition: all 0.3s ease !important;
      border: 2px solid var(--accent) !important;
      box-shadow: 0 4px 12px rgba(138, 101, 66, 0.3) !important;
      animation: pulse 2s infinite !important;
    }

    a.btn:hover,
    button.btn:hover {
      background-color: #8a6542 !important;
      transform: translateY(-2px) !important;
      box-shadow: 0 6px 16px rgba(166, 124, 82, 0.4) !important;
    }

    a.btn:active,
    button.btn:active {
      transform: translateY(0) !important;
    }

    /* Sections */
    section {
      padding: 25px 0;
    }
    /* Прозрачные фоны для секций */
    main > section:nth-of-type(even) {
      background-color: rgba(204, 230, 233, 0.4); /* светло-голубой с 20% прозрачностью */
    }

    main > section:nth-of-type(odd) {
      background-color: rgba(15, 93, 122, 0.05); /* сине-зелёный с 5% прозрачностью */
    }

    /* Дополнительно: если хотите, чтобы фон был на всю ширину экрана */
    main > section {
      width: 100%;
      box-sizing: border-box;
    }


    .section-title {
      text-align: center;
      margin-bottom: 60px;
      font-size: 2.5rem;
    }
    .advantages-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
      margin-top: 20px;
    }

    .advantage-btn {
      background-color: white;
      border: none;
      padding: 30px 20px;
      border-radius: 8px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
      text-align: center;
      cursor: pointer;
      font-size: 1.1rem;
      color: var(--text-dark);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 16px;
      transition: all 0.3s ease;
      height: 100%; /* чтобы все кнопки были одной высоты */
    }

    .advantage-btn:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
      background-color: #f9f9f9;
    }

    .advantage-btn i {
      font-size: 2rem;
      color: var(--accent-primary); /* ваш цвет #0F5D7A */
    }

    .soft-bg {
      background-color: #f5fbfc; /* очень светлый оттенок от --accent */
    }



    /* About */
    .stats {
      display: flex;
      justify-content: space-around;
      flex-wrap: wrap;
      margin-top: 40px;
    }
    .stat-item {
      text-align: center;
    }
    .stat-number {
      font-size: 3rem;
      font-weight: 700;
      color: var(--accent);
      margin-bottom: 10px;
    }
    /* Advantages Section */
    .advantages-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr); /* всегда 3 столбца */
      gap: 24px;
      margin-top: 20px;
    }

    .advantage-card {
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 20px;
      border-radius: 8px;
      background-color: white;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    @media (max-width: 768px) {
      .advantages-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 столбца на планшетах */
      }
    }

    @media (max-width: 480px) {
      .advantages-grid {
        grid-template-columns: 1fr; /* 1 столбец на телефонах */
      }
    }
    .advantage-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    }

    .advantage-card.large {
      grid-column: span 3; /* занимает 3 колонки */
    }

    .advantage-btn {
      background: none;
      border: none;
      padding: 0;
      text-align: center;
      cursor: pointer;
      font-size: 1.1rem;
      color: var(--text-dark);
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 12px;
      width: 100%;
    }

    .advantage-btn i {
      font-size: 2rem;
      color: var(--accent-primary);
    }
    /* Services */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 40px;
      margin-top: 20px;
    }
    .service-card {
      padding: 30px;
      background: #fff;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    }
    .service-card h3 {
      margin-bottom: 20px;
      color: var(--accent);
      font-size: 1.8rem;
    }
    .service-list {
      list-style: none;
    }
    .service-list li {
      margin-bottom: 10px;
      padding-left: 30px;
      position: relative;
    }
    .service-list li:before {
      content: "✓";
      color: var(--accent);
      position: absolute;
      left: 0;
      font-weight: bold;
    }

    .advantages-simple-list {
      font-size: 1.4rem;
      text-align: center;
      padding-left: 0;
      list-style: none;
      max-width: 800px;
      margin: 0 auto;
    }
    .advantages-simple-list li {
      margin-bottom: 15px;
    }


    /* Pricing */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-bottom: 50px;
    }
    .price-card {
      background: #fff;
      padding: 40px 30px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0,0,0,0.05);
      text-align: center;
      transition: transform 0.3s;
      /* Добавляем Flexbox */
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 120px; /* ← регулируйте под ваш контент */
    }
    .price-card:hover {
      transform: translateY(-10px);
    }
    .price-card.recommended {
      border: 2px solid var(--accent);
      position: relative;
    }
    .recommended-badge {
      position: absolute;
      top: -15px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--accent);
      color: white;
      padding: 5px 15px;
      border-radius: 20px;
      font-size: 0.9rem;
      font-weight: 500;
    }
    .price-card h3 {
      margin-bottom: 15px;
      color: var(--accent);
    }
    .price {
      font-size: 2.5rem;
      font-weight: 700;
      margin: 20px 0;
      color: var(--text-heading);
    }
    .price span {
      font-size: 1rem;
      font-weight: 400;
    }
    .price-features {
      list-style: none;
      margin: 30px 0;
      text-align: left;
    }
    .price-features li {
      margin-bottom: 10px;
      padding-left: 25px;
      position: relative;
    }
    .price-features li:before {
      content: "•";
      color: var(--accent);
      position: absolute;
      left: 0;
    }
    .telegram-btn {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: #0088cc;
      color: white;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: 500;
      font-size: 1.2rem;
      margin: 30px auto;
      transition: background 0.3s;
      white-space: nowrap;
      justify-content: center;
    }
    .telegram-btn:hover {
      background: #006699;
    }
    /* Calculator */
    .calculator-form {
      max-width: 600px;
      margin: 0 auto;
      background: #fff;
      padding: 40px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    }
    .form-group {
      margin-bottom: 30px;
    }
    label {
      display: block;
      margin-bottom: 10px;
      font-weight: 500;
      font-size: 1.1rem;
    }
    select, input[type="text"], input[type="tel"], input[type="email"], textarea {
      width: 100%;
      padding: 12px;
      border: 1px solid #ddd;
      border-radius: 5px;
      font-family: 'Roboto', sans-serif;
      font-size: 1rem;
    }
    /* Слайдеры */
    .slider-container {
      width: 100%;
    }
    .slider {
      width: 100%;
      height: 8px;
      border-radius: 5px;
      background: #ddd;
      outline: none;
      -webkit-appearance: none;
    }
    .slider::-webkit-slider-thumb {
      -webkit-appearance: none;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--accent);
      cursor: pointer;
    }
    .slider-value {
      text-align: right;
      font-weight: 500;
      color: var(--accent);
      margin-top: 5px;
    }
    /* Чекбоксы видов деятельности */
    .activities-group {
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-top: 10px;
      align-items: flex-start;
    }
    .activities-group label {
      display: flex;
      align-items: center;
      margin: 0;
      cursor: pointer;
    }
    .activities-group input {
      margin-right: 8px;
      min-width: 16px;
    }
    .result-block {
      background: var(--light-beige);
      padding: 25px;
      border-radius: 10px;
      text-align: center;
      margin: 30px 0;
      font-size: 1.5rem;
      font-weight: 500;
    }
    #tariffHint {
      margin-top: 10px;
      font-size: 0.9rem;
      color: var(--accent);
    }
    .note {
      font-size: 0.9rem;
      color: #777;
      margin-top: 10px;
    }
    /* Situation Blocks */
    #situations {
      padding: 80px 0;
      background-color: var(--light-beige);
    }
    .situations-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }
    .situation-card {
      padding: 30px;
      border-radius: 15px;
      color: white;
      font-weight: 500;
      font-size: 1.1rem;
      text-align: center;
      box-shadow: 0 5px 15px rgba(0,0,0,0.08);
      transition: transform 0.3s, box-shadow 0.3s;
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 160px;
      cursor: pointer;
    }
    .situation-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0,0,0,0.12);
    }
    /* Contacts */
    .contact-info {
      margin-bottom: 40px;
    }
    .contact-item {
      display: flex;
      align-items: flex-start;
      margin-bottom: 20px;
    }
    .contact-icon {
      color: var(--accent);
      font-size: 1.5rem;
      margin-right: 15px;
      min-width: 24px;
      text-align: center;
    }
    .map-container {
      height: 400px;
      border-radius: 10px;
      overflow: hidden;
    }
    /* Form */
    .form-container {
      max-width: 600px;
      margin: 0 auto;
      background: #fff;
      padding: 40px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    }
    .checkbox-group {
      display: flex;
      align-items: center;
      margin: 25px 0;
    }
    .checkbox-group input {
      margin-right: 10px;
      min-width: 16px;
    }
    .checkbox-group label {
      margin-left: 5px;
      margin-top: 13px;
    }
    .checkbox-group a {
      color: var(--accent);
      text-decoration: underline;
    }
    /* Footer */
    footer {
      background: #333;
      color: white;
      padding: 60px 0 30px;
    }
    .footer-content {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-logo {
      font-family: 'Playfair Display', serif;
      font-size: 2rem;
      color: white;
      margin-bottom: 15px;
      text-decoration: none;
    }
    .footer-links a {
      color: #ccc;
      text-decoration: none;
      display: block;
      margin-bottom: 10px;
      transition: color 0.3s;
    }
    .footer-links a:hover {
      color: white;
    }
    .social-links {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    .social-links a {
      color: white;
      font-size: 1.5rem;
      transition: color 0.3s;
    }
    .social-links a:hover {
      color: #0088cc;
    }
    .copyright {
      text-align: center;
      padding-top: 30px;
      border-top: 1px solid #555;
      color: #aaa;
      font-size: 0.9rem;
    }
    /* Mobile Menu */
    @media (max-width: 992px) {
      nav {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: #fff;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        padding: 20px 0;
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 999;
      }
      nav.active {
        transform: translateY(0);
      }
      nav ul {
        flex-direction: column;
        gap: 15px;
        text-align: center;
      }
      .burger {
        display: block;
      }
      .hero-content h1 {
        font-size: 2.5rem;
      }
      .section-title {
        font-size: 2rem;
      }
      .header-container {
        flex-direction: column;
        align-items: center;
        gap: 10px;
        padding: 10px 0;
      }
      .logo {
        margin: 0;
      }
      .phone-header {
        margin: 0;
      }
    }
    @media (max-width: 576px) {
      .hero-content h1 {
        font-size: 2rem;
      }
      .stat-number {
        font-size: 2.5rem;
      }
      .price {
        font-size: 2rem;
      }
      .advantage-card,
      .situation-card {
        padding: 20px 15px;
        font-size: 1rem;
        min-height: 120px;
      }
      .advantage-card.large,
      .situation-card.large {
        padding: 30px 20px;
        font-size: 1.1rem;
      }
      .telegram-btn {
        width: 100%;
        max-width: 300px;
        margin: 10px auto;
        font-size: 1rem;
        padding: 12px 20px;
      }
    }