:root {
      --bg-dark: #101726;
      --accent-green: linear-gradient(90deg, #19ff84 0%, #43dfa6 100%);
      --accent-green-solid: #19ff84;
      --neon-green: #43dfa6;
      --muted-blue: #223054;
      --text-light: #f5f8fa;
      --text-muted: #b5bfd5;
      --cta-glow: 0 0 16px 2px rgba(67, 223, 166, 0.33);
      --star-inactive: rgba(220, 220, 220, 0.38);
      --star-active: #ffd600;
      --star-hover: #ffee9c;
      --table-bg: #18203b;
      --table-border: #2c385c;
      --footer-bg: #080f1d;
      --shadow-deep: 0 6px 32px 0 rgba(25, 255, 132, 0.12), 0 1.5px 6px 0 rgba(34, 48, 84, 0.24);
    }

    * {
      box-sizing: border-box;
    }

    html,
    body {
      background: var(--bg-dark);
      color: var(--text-light);
      font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
      margin: 0;
      padding: 0;
      min-height: 100vh;
      font-size: 17px;
      -webkit-font-smoothing: antialiased;
      scroll-behavior: smooth;
    }

    .header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 28px 6vw 18px 6vw;
      background: linear-gradient(90deg, #142140 60%, #133d2f 100%);
      box-shadow: var(--shadow-deep);
      position: relative;
      z-index: 100;
    }

    .header__logo img {
      height: 38px;
      display: block;
    }

    .nav {
      display: flex;
      align-items: center;
    }

    .nav__menu-wrapper {
      display: flex;
    }

    .nav__menu {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      margin: 0;
      padding: 0;
      list-style: none;
      align-items: center;
    }

    .nav__menu>li {
      position: relative;
    }

    .nav__menu>li>a {
      color: var(--text-light);
      text-decoration: none;
      padding: 9px 19px;
      font-weight: 500;
      border-radius: 7px;
      transition: background 0.2s, color 0.2s, box-shadow 0.2s;
      font-size: 1rem;
      letter-spacing: 0.01em;
      display: flex;
      align-items: center;
    }

    .nav__menu>li>a:hover,
    .nav__menu>li>a:focus,
    .nav__menu>li>a.active {
      background: rgba(67, 223, 166, 0.12);
      color: var(--accent-green-solid);
    }

    .nav__menu li ul {
      display: none;
      position: absolute;
      left: 0;
      top: calc(100% + 14px);
      background: #18203b;
      min-width: 180px;
      box-shadow: 0 2px 16px 0 rgba(25, 255, 132, 0.10);
      border-radius: 12px;
      padding: 10px 0;
      z-index: 30;
      flex-direction: column;
      gap: 0;
    }

    .nav__menu li:hover>ul,
    .nav__menu li:focus-within>ul {
      display: flex;
    }

    .nav__menu li ul li a {
      padding: 8px 22px;
      color: var(--text-light);
      border-radius: 0;
      font-size: 0.98rem;
      transition: background 0.15s, color 0.15s;
    }

    .nav__menu li ul li a:hover {
      background: #1d2746;
      color: var(--accent-green-solid);
    }

    .nav__burger {
      display: none;
      flex-direction: column;
      width: 38px;
      height: 38px;
      justify-content: center;
      align-items: center;
      background: none;
      border: none;
      gap: 5px;
      cursor: pointer;
      margin-right: 0;
      margin-left: 24px;
      z-index: 120;
    }

    .nav__burger span {
      width: 28px;
      height: 4px;
      background: var(--accent-green-solid);
      display: block;
      border-radius: 3px;
      transition: all 0.35s cubic-bezier(.77, 0, .18, 1);
    }

    .hero {
      width: 100%;
      background: linear-gradient(120deg, #142140 62%, #1e382b 100%);
      box-shadow: 0 12px 40px 0 rgba(25, 255, 132, 0.10);
      position: relative;
      z-index: 2;
      overflow: hidden;
    }

    .hero__banner {
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 70px 8vw 60px 8vw;
      margin: 0 auto;
      max-width: 720px;
      background: rgba(16, 23, 38, 0.72);
      border-radius: 32px;
      box-shadow: 0 5px 44px 0 rgba(25, 255, 132, 0.09), 0 1.5px 6px 0 rgba(34, 48, 84, 0.08);
      position: relative;
    }

    .hero__banner h1 {
      position: relative;
      z-index: 1;
      color: #fff;
      text-align: center;
      font-size: 2.6rem;
      font-weight: 800;
      letter-spacing: 0.01em;
      line-height: 1.17;
      margin: 0 0 32px 0;
      text-shadow: 0 2px 20px rgba(25, 255, 132, 0.12);
    }

    .hero__cta {
      margin: 0;
    }

    .cta {
      display: inline-block;
      color: #1e282d;
      font-weight: 700;
      letter-spacing: 0.03em;
      background: var(--accent-green);
      border: none;
      border-radius: 11px;
      box-shadow: 0 2px 16px 0 rgba(25, 255, 132, 0.19), var(--cta-glow);
      padding: 17px 44px;
      font-size: 1.22rem;
      text-decoration: none;
      text-align: center;
      transition: box-shadow 0.22s, background 0.22s, color 0.18s, filter 0.18s;
      filter: brightness(0.96) saturate(1.17);
      position: relative;
      z-index: 2;
      outline: none;
      cursor: pointer;
      margin-bottom: 19px;
    }

    .cta:hover,
    .cta:focus {
      background: linear-gradient(90deg, #43dfa6 0%, #19ff84 100%);
      color: #0b1b1f;
      box-shadow: 0 2px 32px 0 rgba(67, 223, 166, 0.43), 0 0 0 4px rgba(67, 223, 166, 0.10);
      filter: brightness(1.06) saturate(1.28) drop-shadow(0 0 7px #19ff8488);
    }

    .content-section {
      background: linear-gradient(120deg, #18203b 80%, #194b3b 100%);
      padding: 46px 0 48px 0;
      position: relative;
      z-index: 1;
      min-height: 380px;
    }

    .content-container {
      max-width: 880px;
      margin: 0 auto;
      padding: 20px 15px;
      background: rgba(24, 32, 59, 0.91);
      border-radius: 22px;
      box-shadow: 0 2px 16px 0 rgba(25, 255, 132, 0.04);
      position: relative;
    }

    .content-container h2 {
      color: #fff;
      font-size: 2rem;
      font-weight: 700;
      margin-top: 44px;
      margin-bottom: 19px;
      letter-spacing: 0.01em;
      text-shadow: 0 1px 12px rgba(67, 223, 166, 0.08);
      text-align: left;
    }

    .content-container h3,
    .content-container h4,
    .content-container h5 {
      color: var(--text-light);
      margin-top: 32px;
      margin-bottom: 12px;
    }

    .content-container p,
    .content-container ul,
    .content-container ol {
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.7;
      font-size: 1.06rem;
    }

    .content-container ul,
    .content-container ol {
      padding-left: 27px;
    }

    .content-container img {
      display: block;
      width: 100%;
      height: auto;
      margin: 28px 0 36px 0;
      border-radius: 14px;
      box-shadow: 0 2px 24px 0 rgba(25, 255, 132, 0.10);
    }

    .content-container table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      background: var(--table-bg);
      margin: 38px 0 38px 0;
      border-radius: 14px;
      overflow: hidden;
      box-shadow: 0 2px 12px 0 rgba(19, 255, 132, 0.08);
      font-size: 1.04rem;
    }

    .content-container th,
    .content-container td {
      border: 1.5px solid var(--table-border);
      padding: 13px 17px;
      text-align: left;
    }

    .content-container th {
      background: #223054;
      color: #fff;
      font-weight: 600;
    }

    .content-container td {
      background: #19233a;
      color: var(--text-muted);
    }

    .content-container tr:last-child td {
      border-bottom-left-radius: 10px;
      border-bottom-right-radius: 10px;
    }

    .content-container tr:first-child th {
      border-top-left-radius: 10px;
      border-top-right-radius: 10px;
    }

    .content-container .cta {
      display: block;
      margin: 0 auto 17px auto;
    }

    .rating-block {
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 50px 0 34px 0;
      background: linear-gradient(100deg, #101726 70%, #223054 100%);
    }

    .rating-stars {
      display: flex;
      gap: 9px;
      font-size: 2.6rem;
      user-select: none;
    }

    .rating-stars .star {
      background: none;
      border: none;
      padding: 0;
      cursor: pointer;
      font-size: 2.6rem;
      color: var(--star-inactive);
      transition: color 0.17s, filter 0.17s;
      filter: drop-shadow(0 1px 7px rgba(34, 48, 84, 0.10));
      line-height: 1;
      outline: none;
      display: flex;
      align-items: center;
    }

    .rating-stars .star.active {
      color: var(--star-active);
      filter: drop-shadow(0 0 12px #ffd60055);
    }

    .rating-stars .star.hovered {
      color: var(--star-hover);
      filter: drop-shadow(0 0 8px #ffee9c55);
    }

    .rating-stars .star[disabled] {
      cursor: default;
      pointer-events: none;
    }

    .footer {
      background: var(--footer-bg);
      color: #b5bfd5;
      padding: 22px 0 18px 0;
      text-align: center;
      font-size: 1rem;
      letter-spacing: 0.01em;
      border-top: 1.5px solid #223054;
      margin-top: 0;
    }

    .footer__content {
      margin: 0 auto;
    }

    @media (max-width: 1024px) {
      .header {
        flex-direction: column;
        align-items: stretch;
        padding: 22px 3vw 12px 3vw;
      }

      .header__logo {
        margin-bottom: 12px;
        text-align: center;
      }
    }

    @media (max-width: 820px) {
      .hero__banner {
        padding: 48px 6vw 38px 6vw;
        max-width: 97vw;
      }

      .content-container {
        padding: 20px 15px;
      }

      .content-container table {
        display: block;
        overflow: auto;
      }

      .content-container table td {
        min-width: 140px;
      }
    }

    @media (max-width: 680px) {
      .header {
        flex-direction: row;
        padding: 14px 2vw 7px 2vw;
      }

      .header__logo {
        margin-bottom: 0;
      }

      .nav__menu-wrapper {
        position: fixed;
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        background: rgba(16, 23, 38, 0.97);
        transform: translateX(100vw);
        transition: transform 0.36s cubic-bezier(.77, 0, .18, 1);
        z-index: 110;
        display: block;
        pointer-events: none;
      }

      .nav__menu-wrapper.open {
        transform: translateX(0);
        pointer-events: auto;
      }

      .nav__menu {
        flex-direction: column;
        gap: 7px;
        padding: 80px 10px 10px 10px;
        min-width: 0;
        width: 100%;
        align-items: flex-start;
      }

      .nav__menu>li>a {
        width: 100%;
        border-radius: 10px;
        padding: 15px 10px;
        font-size: 1.08rem;
        border-bottom: 1px solid #22305444;
      }

      .nav__menu li ul {
        display: none !important;
        position: static;
        background: transparent;
        box-shadow: none;
        border-radius: 0;
        padding: 2px 0 5px 12px;
        min-width: 0;
        width: 100%;
      }

      .nav__menu li.open>ul {
        display: flex !important;
        flex-direction: column;
        gap: 0;
        padding-top: 0;
        background: none;
        box-shadow: none;
        border-radius: 0;
      }

      .nav__menu li ul li a {
        padding: 11px 14px 11px 32px;
        font-size: 1.02rem;
        background: none;
        border-radius: 0;
        border-bottom: 1px solid #22305422;
      }

      .nav__burger {
        display: flex;
      }

      body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100vw;
      }

      .nav__menu-wrapper:before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 18, 35, 0.80);
        z-index: -1;
      }
    }

    @media (max-width: 520px) {
      .hero__banner h1 {
        font-size: 1.42rem;
        padding: 0 3vw;
      }

      .content-container {
        border-radius: 10px;
      }

      .footer {
        font-size: 0.97rem;
      }

      .cta {
        padding: 13px 20px;
        font-size: 1.11rem;
        border-radius: 7px;
      }

      .hero__banner {
        padding: 25px 0 23px 0;
      }

      .rating-block {
        padding: 33px 0 22px 0;
      }
    }

button.nav__burger {
    background: none;
    border: none;
    padding: 0 4px 0 0;
    margin-left: auto;
    cursor: pointer;
    height: 44px;
    width: 44px;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 130;
}

button.nav__burger::before,
button.nav__burger::after {
    content: "";
    position: absolute;
    left: 10px;
    width: 24px; 
    height: 2px; 
    background-color: #ffffff; 
    transition: transform 0.3s ease;
}

button.nav__burger::before {
    top: 16px;
}

button.nav__burger::after {
    bottom: 16px;
}

button.nav__burger {
    background-image: linear-gradient(#ffffff, #ffffff);
    background-position: center;
    background-repeat: no-repeat;
    background-size: 24px 2px;
}

button.nav__burger[aria-expanded="true"] {
    background-image: none; 
}

button.nav__burger[aria-expanded="true"]::before {
    transform: translateY(5px) rotate(45deg);
    top: 21px;
}

button.nav__burger[aria-expanded="true"]::after {
    transform: translateY(-5px) rotate(-45deg);
    bottom: 11px;
}