:root {
  --color-dark: #121212;
  --color-bright: #FFFFFF;
  --color-accent: #00FF66;
  --color-bg: #121212;
  --color-text: #FFFFFF;
  --color-muted: #A0A0A0;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-heading: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --radius: 14px;
}

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

html, body {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.mdn-container,
.mdn-main__container,
.mdn-footer__container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

@media (max-width: 768px) {
  .mdn-container,
  .mdn-main__container,
  .mdn-footer__container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

.mdn-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background-color: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 900;
  display: flex;
  align-items: center;
  transition: left 0.3s ease, width 0.3s ease;
}

.mdn-header__container {
  width: 100%;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mdn-header__left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.mdn-header__right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mdn-header__ctas {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap; /* ЗАПРЕЩАЕТ кнопкам переноситься на новую строку */
  flex-shrink: 0;    /* ЗАПРЕЩАЕТ кнопкам сильно сжиматься и деформироваться */
}

@media (max-width: 768px) {
  .mdn-header__ctas {
    display: flex;     /* Оставляем кнопки видимыми на смартфонах */
    gap: 6px; 
  }
}

.mdn-logo {
  display: inline-flex;
  align-items: center;
  height: 40px;
  text-decoration: none;
}

.mdn-logo img {
  max-height: 40px;
  width: auto;
  object-fit: contain;
}

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

.mdn-nav__checkbox {
  display: none !important;
}

.mdn-nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
  z-index: 1001;
  position: relative;
}

.mdn-nav__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-bright);
  transition: transform 0.3s ease, opacity 0.3s ease;
  border-radius: 2px;
}

.mdn-nav__checkbox:checked ~ .mdn-nav__toggle .mdn-nav__toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mdn-nav__checkbox:checked ~ .mdn-nav__toggle .mdn-nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.mdn-nav__checkbox:checked ~ .mdn-nav__toggle .mdn-nav__toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.mdn-nav__list {
  position: fixed;
  top: 0;
  left: -320px;
  width: 300px;
  height: 100vh;
  background-color: #181818;
  padding: 100px 24px 40px 24px;
  margin: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  z-index: 1000;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: none;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.mdn-nav__checkbox:checked ~ .mdn-nav__list {
  transform: translateX(320px);
  box-shadow: 10px 0 30px rgba(0, 0, 0, 0.7);
}

.mdn-nav::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 999;
}

.mdn-nav:has(.mdn-nav__checkbox:checked)::after {
  opacity: 1;
  pointer-events: auto;
}

.mdn-nav__item {
  width: 100%;
}

.mdn-nav__link {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  color: var(--color-muted);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: all 0.2s ease;
}

.mdn-nav__link:hover {
  color: var(--color-bright);
  background-color: rgba(255, 255, 255, 0.05);
}

.mdn-nav__link--active {
  color: var(--color-bright);
  background-color: rgba(0, 255, 102, 0.1);
  border-left: 3px solid var(--color-accent);
}

.mdn-nav__item--has-children {
  position: relative;
}

.mdn-nav__submenu {
  list-style: none;
  padding: 4px 0 4px 16px;
  margin: 4px 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.mdn-nav__submenu .mdn-nav__link {
  font-size: 14px;
  font-weight: 500;
  padding: 8px 12px;
}

@media (min-width: 1200px) {
  .mdn-nav__toggle {
    display: none !important;
  }
  
  .mdn-nav__list {
    position: fixed;
    top: 80px;
    left: 0;
    width: 280px;
    height: calc(100vh - 80px);
    transform: none !important;
    background-color: #181818;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: none !important;
    padding: 32px 24px;
    transition: none;
  }
  
  .mdn-nav::after {
    display: none !important;
  }
  
  .mdn-header {
    left: 280px;
    width: calc(100% - 280px);
  }
  
  .mdn-breadcrumbs-wrapper,
  .mdn-main,
  .mdn-footer {
    margin-left: 280px;
  }
}

.mdn-lang {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.mdn-lang__item {
  display: inline-block;
}

.mdn-lang__link {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 800;
  color: var(--color-muted);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mdn-lang__link:hover {
  color: var(--color-bright);
  border-color: rgba(255, 255, 255, 0.3);
}

.mdn-lang__link--active {
  color: var(--color-dark);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.mdn-breadcrumbs-wrapper {
  margin-top: 80px;
  background-color: #121212;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.mdn-breadcrumbs {
  padding: 16px 0;
}

.mdn-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
}

.mdn-breadcrumbs__item {
  display: flex;
  align-items: center;
  color: var(--color-muted);
}

.mdn-breadcrumbs__item:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: rgba(255, 255, 255, 0.15);
}

.mdn-breadcrumbs__link {
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.mdn-breadcrumbs__link:hover {
  color: var(--color-bright);
}

.mdn-breadcrumbs__item [aria-current="page"] {
  color: var(--color-bright);
  font-weight: 600;
}

.mdn-main {
  background-color: var(--color-bg);
  min-height: calc(100vh - 160px);
}

.mdn-main__container {
  padding-top: 40px;
  padding-bottom: 80px;
}

.mdn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.mdn-cta--primary {
  background-color: var(--color-accent);
  color: var(--color-dark);
  border: 1px solid var(--color-accent);
}

.mdn-cta--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(0, 255, 102, 0.4);
}

.mdn-cta--secondary {
  background-color: transparent;
  color: var(--color-bright);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.mdn-cta--secondary:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: rgba(0, 255, 102, 0.05);
  transform: translateY(-2px);
}

.mdn-footer {
  background-color: #181818;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 64px 0 40px 0;
  transition: margin-left 0.3s ease;
}

.mdn-footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
}

.mdn-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mdn-footer__logo-text {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--color-bright);
}

.mdn-text-accent {
  color: var(--color-accent);
}

.mdn-footer__tagline {
  color: var(--color-muted);
  font-size: 14px;
  margin: 0;
}

.mdn-footer__ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.mdn-footer__divider {
  border: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent) 0%, rgba(0, 255, 102, 0) 100%);
  margin: 40px 0;
}

.mdn-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.mdn-footer-nav {
  display: block;
}

.mdn-footer-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.mdn-footer-nav__item {
  display: inline-block;
}

.mdn-footer-nav__link {
  color: var(--color-muted);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

.mdn-footer-nav__link:hover {
  color: var(--color-accent);
}

.mdn-footer__copyright {
  color: var(--color-muted);
  font-size: 13px;
  margin: 0;
}

@media (max-width: 768px) {
  .mdn-footer__top {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .mdn-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}