:root {
  --tn-color-dark: #15101f;
  --tn-color-bright: #f5f2fb;
  --tn-color-accent: #8b3ffb;
  --tn-color-bg: #1a1424;
  --tn-color-text: #ece7f5;
  --tn-color-muted: #a598bd;
  --tn-font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --tn-font-heading: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --tn-radius: 0.65rem;
  --tn-glow: 0 0 15px rgba(139, 63, 251, 0.4);
}

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

body {
  margin: 0;
  padding: 0;
  background-color: var(--tn-color-bg);
  background-image: radial-gradient(circle at 80% 20%, rgba(139, 63, 251, 0.15) 0%, transparent 50%),
                    radial-gradient(circle at 20% 80%, rgba(139, 63, 251, 0.08) 0%, transparent 60%);
  background-attachment: fixed;
  color: var(--tn-color-text);
  font-family: var(--tn-font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

.tn-site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.tn-main-content {
  flex: 1 0 auto;
}

.tn-header {
  background-color: var(--tn-color-dark);
  border-bottom: 1px solid rgba(139, 63, 251, 0.2);
  position: sticky;
  top: 0;
  z-index: 999;
}

.tn-header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tn-header-left {
  display: flex;
  align-items: center;
}

.tn-header-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.tn-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--tn-color-text);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: -0.05em;
  font-family: var(--tn-font-heading);
}

.tn-logo img {
  height: 40px;
  width: auto;
  display: block;
  border-radius: 4px;
}

.tn-logo-fallback {
  font-family: var(--tn-font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--tn-color-text) 0%, var(--tn-color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tn-header-ctas {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

@media (max-width: 576px) {
  .tn-header-ctas .tn-cta--secondary {
    display: none;
  }
}

.tn-lang {
  display: inline-flex;
  gap: 0.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.8rem;
  font-weight: 700;
}

.tn-lang__item {
  display: inline;
}

.tn-lang__link {
  color: var(--tn-color-muted);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.tn-lang__link:hover,
.tn-lang__link--active {
  color: var(--tn-color-text);
  background-color: rgba(139, 63, 251, 0.15);
  border-color: rgba(139, 63, 251, 0.3);
}

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

.tn-nav__checkbox {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tn-nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 19px;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

.tn-nav__toggle-bar {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--tn-color-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
}

@media (max-width: 767px) {
  .tn-nav__checkbox:checked ~ .tn-nav__toggle .tn-nav__toggle-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background-color: var(--tn-color-accent);
  }

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

  .tn-nav__checkbox:checked ~ .tn-nav__toggle .tn-nav__toggle-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    background-color: var(--tn-color-accent);
  }

  .tn-nav__list {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 320px;
    max-width: 85vw;
    background-color: var(--tn-color-dark);
    border-left: 2px solid var(--tn-color-accent);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6), var(--tn-glow);
    padding: 80px 24px 40px;
    margin: 0;
    list-style: none;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: auto;
    z-index: 1000;
  }

  .tn-nav__checkbox:checked ~ .tn-nav__list {
    display: flex;
  }

  .tn-nav__item {
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .tn-nav__link {
    display: block;
    color: var(--tn-color-text);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    padding: 0.75rem 0;
    font-family: var(--tn-font-heading);
    transition: color 0.2s ease;
  }

  .tn-nav__link:hover,
  .tn-nav__link--active {
    color: var(--tn-color-accent);
  }

  .tn-nav__submenu {
    display: none;
    list-style: none;
    padding-left: 1rem;
    margin: 0 0 0.75rem;
    border-left: 2px solid var(--tn-color-accent);
  }

  .tn-nav__item--has-children > .tn-nav__link::after {
    content: ' ▾';
    font-size: 0.8rem;
    opacity: 0.7;
  }

  .tn-nav__item--has-children:hover .tn-nav__submenu,
  .tn-nav__item--has-children:focus-within .tn-nav__submenu {
    display: block;
  }
}

@media (min-width: 768px) {
  .tn-nav__toggle {
    display: none;
  }

  .tn-nav__list {
    display: flex !important;
    flex-direction: row;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
    position: static;
    width: auto;
    max-width: none;
    overflow-y: visible;
    z-index: auto;
  }

  .tn-nav__item {
    position: relative;
  }

  .tn-nav__link {
    display: block;
    color: var(--tn-color-text);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    font-family: var(--tn-font-heading);
    transition: color 0.2s ease;
  }

  .tn-nav__link:hover,
  .tn-nav__link--active {
    color: var(--tn-color-accent);
  }

  .tn-nav__item--has-children > .tn-nav__link::after {
    content: ' ▾';
    font-size: 0.75rem;
    opacity: 0.7;
  }

  .tn-nav__submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--tn-color-dark);
    border: 1px solid rgba(139, 63, 251, 0.3);
    border-radius: var(--tn-radius);
    box-shadow: var(--tn-glow);
    padding: 0.5rem 0;
    min-width: 180px;
    z-index: 1010;
    list-style: none;
  }

  .tn-nav__submenu .tn-nav__link {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }

  .tn-nav__item--has-children:hover .tn-nav__submenu,
  .tn-nav__item--has-children:focus-within .tn-nav__submenu {
    display: block;
  }
}

.tn-breadcrumbs {
  background-color: rgba(21, 16, 31, 0.5);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0.75rem 1.5rem;
}

.tn-breadcrumbs ol {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.85rem;
}

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

.tn-breadcrumbs__item:not(:last-child)::after {
  content: "/";
  margin-left: 0.5rem;
  color: rgba(255, 255, 255, 0.2);
}

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

.tn-breadcrumbs__link:hover {
  color: var(--tn-color-accent);
}

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

.tn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.25rem;
  font-family: var(--tn-font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--tn-radius);
  transition: all 0.25s ease;
  white-space: nowrap;
  letter-spacing: 0.04em;
}

.tn-cta--primary {
  background-color: var(--tn-color-accent);
  color: var(--tn-color-bright);
  box-shadow: var(--tn-glow);
  border: 1px solid var(--tn-color-accent);
}

.tn-cta--primary:hover {
  background-color: #9c54ff;
  box-shadow: 0 0 20px rgba(139, 63, 251, 0.7);
  transform: translateY(-2px);
}

.tn-cta--secondary {
  background-color: rgba(21, 16, 31, 0.6);
  color: var(--tn-color-text);
  border: 1px solid rgba(139, 63, 251, 0.5);
}

.tn-cta--secondary:hover {
  border-color: var(--tn-color-accent);
  background-color: rgba(139, 63, 251, 0.15);
  transform: translateY(-2px);
}

.tn-footer {
  background-color: var(--tn-color-dark);
  border-top: 1px solid rgba(139, 63, 251, 0.2);
  padding: 4rem 1.5rem 2rem;
  margin-top: auto;
}

.tn-footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.tn-footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.tn-footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tn-footer-tagline {
  margin: 0;
  font-size: 0.9rem;
  color: var(--tn-color-muted);
}

.tn-footer-ctas {
  display: flex;
  gap: 1rem;
}

.tn-footer-middle {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1.5rem 0;
}

.tn-footer-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.tn-footer-nav__item {
  display: inline;
}

.tn-footer-nav__link {
  color: var(--tn-color-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: color 0.2s ease;
}

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

.tn-footer-bottom {
  text-align: center;
  font-size: 0.8rem;
  color: rgba(165, 152, 189, 0.5);
}

.tn-footer-copy {
  margin: 0;
}