/* Базовые стили и сброс */
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    :root {
      --primary-color: #6C63FF;
      --secondary-color: #FF2E63;
      --background-color: #0A0A0B;
      --text-color: #E6E6E6;
      --subtext-color: #A0A0A0;
      --card-background: #1A1A1B;
      --gradient-primary: linear-gradient(135deg, #6C63FF, #8A7CFF, #6C63FF);
      --gradient-secondary: linear-gradient(135deg, #FF2E63, #FF5C8A, #FF2E63);
      --font-main: 'Inter', sans-serif;
      --space-xs: 0.5rem;
      --space-sm: 1rem;
      --space-md: 2rem;
      --space-lg: 3rem;
      --trans-fast: 0.2s ease;
      --trans-medium: 0.35s ease;
      --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.2);
      --shadow-glow: 0 0 15px rgba(108, 99, 255, 0.3);
    }

    body {
      font-family: var(--font-main);
      background: var(--background-color);
      color: var(--text-color);
      line-height: 1.6;
      overflow-x: hidden;
    }

    .wrapper {
      max-width: 1440px;
      margin: 0 auto;
      padding: 0 var(--space-sm);
    }

    /* Шапка */
    .header-section {
      position: fixed;
      top: 0;
      width: 100%;
      background: rgba(26, 26, 27, 0.95);
      backdrop-filter: blur(10px);
      z-index: 1000;
      transition: var(--trans-fast);
    }

    .header-wrapper {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: var(--space-sm) var(--space-md);
    }

    .header-logo {
      display: flex;
      align-items: center;
      gap: var(--space-xs);
      font-weight: 900;
      font-size: 1.8rem;
      color: var(--primary-color);
      transition: var(--trans-fast);
    }

    .header-logo:hover {
      color: #8A7CFF;
      transform: scale(1.03);
    }

    .header-logo i {
      font-size: 2rem;
      animation: pulse-icon 2s infinite ease;
    }

    .header-links {
      display: flex;
      gap: var(--space-md);
    }

    .header-link {
      color: var(--subtext-color);
      text-decoration: none;
      font-weight: 500;
      font-size: 1.1rem;
      padding: 0.5rem 1rem;
      border-radius: 12px;
      transition: var(--trans-fast);
      position: relative;
    }

    .header-link:hover,
    .header-link.active {
      color: var(--primary-color);
      background: rgba(108, 99, 255, 0.1);
      box-shadow: var(--shadow-glow);
    }

    .header-link::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 0;
      height: 2px;
      background: var(--gradient-primary);
      transition: var(--trans-fast);
    }

    .header-link:hover::after {
      width: 60%;
    }

    .menu-toggle {
      display: none;
      flex-direction: column;
      cursor: pointer;
      gap: 4px;
    }

    .menu-toggle bar {
      width: 24px;
      height: 3px;
      background: var(--primary-color);
      transition: var(--trans-fast);
      border-radius: 3px;
    }

    .menu-toggle.open bar:nth-child(1) {
      transform: rotate(45deg) translate(6px, 6px);
    }

    .menu-toggle.open bar:nth-child(2) {
      opacity: 0;
    }

    .menu-toggle.open bar:nth-child(3) {
      transform: rotate(-45deg) translate(6px, -6px);
    }

    /* Баннер */
    .banner-section {
      min-height: 80vh;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      position: relative;
      background: var(--gradient-primary);
      color: #ffffff;
      overflow: hidden;
      border-bottom: 4px solid var(--secondary-color);
    }

    .banner-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: linear-gradient(135deg, rgba(0, 255, 136, 0.1), rgba(74, 144, 226, 0.1)), url('image/banner3.jpg') no-repeat center center/cover;
      animation: glow-pulse 5s ease-in-out infinite;
    }

    .banner-text {
      text-align: center;
      max-width: 700px;
      z-index: 2;
      padding: var(--space-md);
      background: rgba(26, 26, 27, 0.3);
      border-radius: 20px;
      box-shadow: var(--shadow-soft);
      animation: pop-in 0.8s ease-out;
    }

    .banner-heading {
      font-weight: 900;
      font-size: 3.2rem;
      line-height: 1.2;
      text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.4);
    }


    .banner-description {
      font-size: 1.2rem;
      margin: var(--space-sm) auto;
      max-width: 500px;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
    }

    .action-btn {
      margin-top: 20px;
      padding: 0.8rem 1.8rem;
      border: none;
      border-radius: 50px;
      font-weight: 600;
      font-size: 1rem;
      cursor: pointer;
      transition: var(--trans-medium);
      display: inline-flex;
      align-items: center;
      gap: var(--space-xs);
      box-shadow: var(--shadow-soft);
    }

    .primary-action {
      background: var(--gradient-secondary);
      color: #ffffff;
    }

    .primary-action:hover {
      transform: scale(1.08) translateY(-2px);
      box-shadow: var(--shadow-glow);
    }

    .secondary-action {
      background: transparent;
      color: #ffffff;
      border: 2px solid #ffffff;
    }

    .secondary-action:hover {
      background: #ffffff;
      color: var(--secondary-color);
      transform: scale(1.08) translateY(-2px);
    }

    /* Секции */
    .content-section {
      padding: var(--space-lg) 0;
    }

    .section-header {
      font-weight: 800;
      font-size: 2.5rem;
      text-align: center;
      margin-bottom: var(--space-md);
      color: var(--primary-color);
      position: relative;
    }

    .section-header::after {
      content: '';
      display: block;
      width: 80px;
      height: 4px;
      background: var(--gradient-secondary);
      margin: 0.8rem auto 0;
      border-radius: 2px;
    }

    .guide-grid,
    .tips-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: var(--space-md);
    }

    .guide-block,
    .tip-block {
      background: var(--card-background);
      border-radius: 16px;
      padding: var(--space-md);
      transition: var(--trans-medium);
      box-shadow: var(--shadow-soft);
    }

    .guide-block:hover,
    .tip-block:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
    }

    .guide-block img,
    .tip-block img {
      width: 100%;
      height: 250px;
      object-fit: cover;
      border-radius: 12px;
      margin-bottom: var(--space-sm);
    }

    .guide-heading,
    .tip-heading {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--primary-color);
    }

    .guide-summary,
    .tip-summary {
      font-size: 0.95rem;
      color: var(--subtext-color);
      margin: var(--space-sm) 0;
    }

    .guide-categories,
    .tip-categories {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
    }

    .category-label {
      background: rgba(108, 99, 255, 0.1);
      color: var(--primary-color);
      padding: 0.3rem 0.8rem;
      border-radius: 12px;
      font-size: 0.85rem;
    }

    .outline-btn {
      background: transparent;
      border: 2px solid var(--primary-color);
      color: var(--primary-color);
      padding: 0.6rem 1.2rem;
      border-radius: 50px;
      font-weight: 600;
      transition: var(--trans-fast);
    }

    .outline-btn:hover {
      background: var(--primary-color);
      color: #ffffff;
      transform: translateY(-2px);
    }

    .categories-filter {
      display: flex;
      gap: var(--space-sm);
      justify-content: center;
      margin-bottom: var(--space-md);
      overflow-x: auto;
    }

    .filter-button {
      background: rgba(108, 99, 255, 0.1);
      color: var(--primary-color);
      padding: 0.6rem 1.2rem;
      border-radius: 50px;
      border: none;
      font-weight: 600;
      cursor: pointer;
      transition: var(--trans-fast);
    }

    .filter-button:hover,
    .filter-button.selected {
      background: var(--gradient-primary);
      color: #ffffff;
      transform: scale(1.05);
    }

    .strategy-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--space-md);
    }

    .strategy-block {
      background: var(--card-background);
      border-radius: 16px;
      padding: var(--space-md);
      text-align: center;
      transition: var(--trans-medium);
      box-shadow: var(--shadow-soft);
    }

    .strategy-block:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
    }

    .strategy-symbol {
      font-size: 2rem;
      color: var(--primary-color);
      margin-bottom: var(--space-xs);
    }

    .strategy-block h3 {
      font-size: 1.3rem;
      font-weight: 700;
    }

    .strategy-info {
      display: flex;
      justify-content: center;
      gap: var(--space-sm);
      color: var(--subtext-color);
      font-size: 0.9rem;
    }

    .tip-block {
      text-align: center;
      padding: var(--space-lg);
      border-radius: 16px;
    }

    .tip-block ul {
      list-style: none;
      padding: 0;
    }

    .tip-block li {
      display: flex;
      align-items: flex-start;
      gap: 0.5rem;
      margin-bottom: var(--space-xs);
      font-size: 0.95rem;
      color: var(--subtext-color);
    }

    .tip-block li i {
      color: var(--primary-color);
      margin-top: 0.3rem;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: var(--space-md);
    }

    .stat-card {
      background: var(--card-background);
      border-radius: 16px;
      padding: var(--space-sm);
      text-align: center;
      transition: var(--trans-medium);
      box-shadow: var(--shadow-soft);
    }

    .stat-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
    }

    .stat-card i {
      font-size: 2rem;
      color: var(--primary-color);
      margin-bottom: var(--space-xs);
    }

    .stat-card .metric-value {
      font-size: 2.2rem;
      font-weight: 700;
    }

    .stat-card .metric-title {
      font-size: 0.9rem;
      color: var(--subtext-color);
    }

    .video-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: var(--space-md);
    }

    .video-block {
      background: var(--card-background);
      border-radius: 16px;
      padding: var(--space-sm);
      transition: var(--trans-medium);
      box-shadow: var(--shadow-soft);
    }

    .video-block:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
    }

    .video-block iframe {
      width: 100%;
      height: 280px;
      border-radius: 12px;
      border: none;
    }

    .video-block h3 {
      font-size: 1.2rem;
      font-weight: 700;
      margin: var(--space-sm) 0;
    }

    /* Футер */
    .site-footer {
      background: #121213;
      padding: var(--space-md) 0;
    }

    .footer-layout {
      display: flex;
      justify-content: space-between;
      gap: var(--space-md);
    }

    .footer-branding {
      flex: 1;
    }

    .footer-logo {
      display: flex;
      align-items: center;
      gap: var(--space-xs);
      font-weight: 900;
      font-size: 1.8rem;
      color: var(--primary-color);
      margin-bottom: var(--space-sm);
    }

    .footer-logo i {
      font-size: 2rem;
    }

    .footer-branding p {
      font-size: 0.95rem;
      color: var(--subtext-color);
    }

    .footer-navigation {
      display: flex;
      gap: var(--space-md);
    }

    .nav-group {
      display: flex;
      flex-direction: column;
      gap: var(--space-xs);
    }

    .nav-group h4 {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--primary-color);
      margin-bottom: var(--space-xs);
    }

    .nav-group a {
      color: var(--subtext-color);
      text-decoration: none;
      font-size: 0.95rem;
      transition: var(--trans-fast);
    }

    .nav-group a:hover {
      color: var(--primary-color);
      transform: translateX(4px);
    }

    .footer-copyright {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: var(--space-md);
      padding-top: var(--space-sm);
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-copyright p {
      font-size: 0.9rem;
      color: var(--subtext-color);
    }

    .footer-socials {
      display: flex;
      gap: var(--space-sm);
    }

    .social-icon {
      font-size: 1.5rem;
      color: var(--subtext-color);
      transition: var(--trans-fast);
    }

    .social-icon:hover {
      color: var(--primary-color);
      transform: scale(1.2);
    }

    /* Анимации */
    @keyframes pulse-icon {
      0% {
        transform: scale(1);
      }

      50% {
        transform: scale(1.1);
      }

      100% {
        transform: scale(1);
      }
    }

    @keyframes glow-pulse {
      0% {
        opacity: 0.7;
        transform: scale(1);
      }

      50% {
        opacity: 1;
        transform: scale(1.03);
      }

      100% {
        opacity: 0.7;
        transform: scale(1);
      }
    }

    @keyframes pop-in {
      0% {
        opacity: 0;
        transform: scale(0.95);
      }

      100% {
        opacity: 1;
        transform: scale(1);
      }
    }

    @keyframes fade-in {
      from {
        opacity: 0;
        transform: translateY(20px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .appear-animation {
      animation: fade-in 0.6s ease-out forwards;
    }

    /* Адаптивность */
    @media (max-width: 1024px) {
      .banner-heading {
        font-size: 2.5rem;
      }

      .guide-grid,
      .tips-grid,
      .video-grid,
      .strategy-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      }
    }

    @media (max-width: 768px) {
      .header-links {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: calc(100vh - 60px);
        background: var(--card-background);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-lg);
        transform: translateX(100%);
        transition: transform var(--trans-medium);
      }

      .header-links.open {
        transform: translateX(0);
      }

      .menu-toggle {
        display: flex;
      }

      .banner-heading {
        font-size: 2rem;
      }

      .banner-description {
        font-size: 1rem;
      }

      .section-header {
        font-size: 2rem;
      }

      .categories-filter {
        justify-content: flex-start;
      }
    }

    @media (max-width: 480px) {
      .banner-heading {
        font-size: 1.8rem;
      }

      .banner-description {
        font-size: 0.9rem;
      }

      .action-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
      }

      .wrapper {
        padding: 0 0.8rem;
      }

      .video-block iframe {
        height: 150px;
      }
    }

    /* Плавная прокрутка */
    html {
      scroll-behavior: smooth;
    }

    /* Кастомный скроллбар */
    ::-webkit-scrollbar {
      width: 8px;
    }

    ::-webkit-scrollbar-track {
      background: #121213;
    }

    ::-webkit-scrollbar-thumb {
      background: var(--primary-color);
      border-radius: 4px;
    }

    ::-webkit-scrollbar-thumb:hover {
      background: #8A7CFF;
    }