:root {
  --ns-primary: var(--color-default, #f20b49);
  --ns-primary-dark: #c90f3f;
  --ns-primary-soft: #ffe4ec;
  --ns-text: #1f2937;
  --ns-text-inverse: #f9fafb;
  --ns-border: #e5e7eb;
  --ns-nav-bg: #101418;
  --ns-nav-hover: rgba(255, 255, 255, 0.16);
  --ns-nav-active-bg: #ffffff;
  --ns-nav-active-text: #111827;
}

[data-bs-theme='dark'] {
  --ns-text: #f9fafb;
  --ns-border: #334155;
  --ns-nav-bg: #020617;
  --ns-nav-hover: rgba(255, 255, 255, 0.22);
  --ns-nav-active-bg: #f8fafc;
  --ns-nav-active-text: #020617;
}

.btn-custom,
.btn-custom:hover,
.btn-custom:active,
.btn-custom:focus {
  background-color: var(--ns-primary) !important;
  border-color: var(--ns-primary) !important;
  color: #fff !important;
  border-radius: 12px;
  font-weight: 700;
}

.btn-custom:hover,
.btn-custom:focus {
  background-color: var(--ns-primary-dark) !important;
  border-color: var(--ns-primary-dark) !important;
}

.btn-outline-custom {
  color: var(--ns-primary) !important;
  border-color: var(--ns-primary) !important;
  border-radius: 12px;
  font-weight: 700;
}

.btn-outline-custom:hover,
.btn-outline-custom:focus,
.btn-outline-custom:active {
  background-color: var(--ns-primary) !important;
  color: #fff !important;
  border-color: var(--ns-primary) !important;
}

header.naturesite-header {
  border-bottom: 1px solid var(--ns-border);
}

header#header .navbar-session > li > a.nav-link {
  color: var(--ns-text) !important;
  border-radius: 999px;
  padding: 0.5rem 0.95rem !important;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background-color 0.2s ease, color 0.2s ease;
}

header#header .navbar-session > li > a.nav-link:hover,
header#header .navbar-session > li > a.nav-link:focus {
  background-color: var(--ns-primary-soft);
  color: var(--ns-primary) !important;
}

.tv-navbar,
.naturesite-header .tv-navbar {
  background: var(--ns-nav-bg) !important;
  border-bottom: 0 !important;
  border-radius: 12px;
  padding: 0.3rem 0.55rem;
}

.tv-navbar .navbar-nav,
.naturesite-header .tv-navbar .navbar-nav {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0 auto;
  padding: 0;
  flex-direction: row !important;
}

.tv-navbar .nav-item,
.naturesite-header .tv-navbar .nav-item {
  margin: 0 !important;
}

.tv-navbar .nav-link,
.naturesite-header .tv-navbar .nav-link {
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--ns-text-inverse) !important;
  border-radius: 999px;
  padding: 0.44rem 0.82rem !important;
  font-weight: 600;
  font-size: 0.92rem !important;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}

.tv-navbar .nav-link:hover,
.tv-navbar .nav-link:focus,
.naturesite-header .tv-navbar .nav-link:hover,
.naturesite-header .tv-navbar .nav-link:focus {
  background: var(--ns-nav-hover) !important;
  color: var(--ns-text-inverse) !important;
  transform: translateY(-1px);
}

.tv-navbar .nav-link.active,
.naturesite-header .tv-navbar .nav-link.active {
  background: linear-gradient(180deg, #ffffff 0%, #eef3ff 100%) !important;
  color: #132a4d !important;
  border-color: #d2e0f6 !important;
  box-shadow: 0 10px 18px rgba(15, 23, 42, 0.24);
  font-weight: 700;
}

@media (max-width: 767px) {
  .tv-navbar,
  .naturesite-header .tv-navbar {
    border-radius: 0;
    margin-top: 4px;
  }

  .tv-navbar .navbar-nav,
  .naturesite-header .tv-navbar .navbar-nav {
    width: 100%;
    overflow-x: auto;
    justify-content: flex-start;
    padding: 0 0.35rem;
  }
}

.ns-platform-nav {
  background: linear-gradient(145deg, #ffffff 0%, #f5f9ff 55%, #eef8f4 100%) !important;
  border-bottom: 1px solid #d2def0 !important;
  box-shadow: 0 16px 34px rgba(22, 40, 70, 0.1) !important;
}

.ns-platform-nav .ns-platform-search {
  border: 1px solid #d1ddf1 !important;
  background: #ffffff !important;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
}

.ns-platform-nav .ns-platform-search:focus {
  border-color: var(--ns-primary) !important;
  box-shadow: 0 0 0 0.2rem rgba(242, 11, 73, 0.15), 0 10px 24px rgba(15, 23, 42, 0.12) !important;
}

.ns-platform-nav .ns-platform-link {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.45rem 0.9rem !important;
}

.ns-platform-nav .ns-platform-link:hover,
.ns-platform-nav .ns-platform-link:focus {
  border-color: #f4c2d2;
  background: linear-gradient(180deg, #fff 0%, #ffeaf1 100%);
  color: var(--ns-primary) !important;
}

.ns-platform-nav .ns-platform-dropdown {
  border: 1px solid #d5e1f3;
  border-radius: 14px;
  box-shadow: 0 20px 36px rgba(15, 23, 42, 0.16);
  padding: 0.45rem;
}

.ns-platform-nav .ns-platform-dropdown .dropdown-item {
  border-radius: 10px;
  font-weight: 600;
}

.ns-platform-nav .ns-platform-dropdown .dropdown-item:hover,
.ns-platform-nav .ns-platform-dropdown .dropdown-item:focus {
  background: #edf4ff;
  color: #183b6b;
}

.ns-platform-rail {
  margin-top: 0.45rem;
  padding: 0.32rem 0.45rem !important;
  border-radius: 14px !important;
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.2);
}

.ns-platform-rail .ns-platform-rail-link {
  letter-spacing: 0.01em;
}