:root {
  --gg-bg: #07111f;
  --gg-bg-soft: #0b1528;
  --gg-panel: rgba(10, 19, 36, 0.72);
  --gg-panel-strong: rgba(7, 17, 31, 0.94);
  --gg-accent: #4f8cff;
  --gg-accent-2: #00d4ff;
  --gg-accent-soft: rgba(79, 140, 255, 0.14);
  --gg-border: rgba(148, 163, 184, 0.18);
  --gg-text: #e5eefc;
  --gg-text-soft: #8ea3c4;
  --gg-surface: #ffffff;
  --gg-surface-soft: #f6f8fc;
}

html,
body {
  background:
    radial-gradient(circle at top, rgba(79, 140, 255, 0.16), transparent 28%),
    linear-gradient(180deg, #09111f 0px, #0b1220 240px, #eef3fb 240px, #eef3fb 100%);
}

body {
  color: #172033;
}

body.gg-mobile-nav-open {
  overflow: hidden;
}

body > .container,
.bs-sidebar .well,
.toc-col,
.col-md-9 {
  position: relative;
}

.col-md-9[role='main'] {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.22);
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.10);
  border-radius: 24px;
  padding: 2rem 2.2rem;
  backdrop-filter: blur(10px);
}

.bs-sidebar .well {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  border-radius: 20px;
  backdrop-filter: blur(12px);
}

.navbar {
  background: linear-gradient(135deg, rgba(7, 17, 31, 0.94) 0%, rgba(14, 31, 58, 0.92) 52%, rgba(8, 88, 173, 0.88) 100%) !important;
  border: 0 !important;
  box-shadow: 0 16px 40px rgba(2, 8, 23, 0.34);
  backdrop-filter: blur(16px);
}

.navbar .container {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 72px;
}

.navbar-header {
  float: none;
  display: flex;
  align-items: center;
  min-width: max-content;
}

.navbar-brand {
  float: none;
  height: auto;
  padding: 0;
  margin-right: 0.4rem;
  color: #f8fbff !important;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.navbar-collapse {
  flex: 1 1 auto;
  border-top: 0 !important;
  box-shadow: none !important;
}

.navbar-collapse.collapse {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
}

.navbar-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem;
  float: none !important;
  margin: 0;
}

.navbar-nav > li {
  float: none;
}

.navbar-nav > li > a,
.navbar-right > li > a {
  color: rgba(230, 240, 255, 0.92) !important;
  padding: 0.8rem 0.9rem;
  line-height: 1.2;
  border-radius: 12px;
  font-weight: 600;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.navbar-nav > li > a:hover,
.navbar-nav > li > a:focus,
.navbar-right > li > a:hover,
.navbar-right > li > a:focus {
  background: rgba(255, 255, 255, 0.10) !important;
  color: #ffffff !important;
  transform: translateY(-1px);
}

.navbar-default .navbar-nav > .active > a,
.navbar-default .navbar-nav > .active > a:hover,
.navbar-default .navbar-nav > .active > a:focus {
  background: linear-gradient(135deg, rgba(79, 140, 255, 0.24), rgba(0, 212, 255, 0.18)) !important;
  color: #ffffff !important;
}

.navbar-default .navbar-nav > .open > a,
.navbar-default .navbar-nav > .open > a:hover,
.navbar-default .navbar-nav > .open > a:focus {
  background: rgba(255, 255, 255, 0.1) !important;
  color: #ffffff !important;
}

.navbar-default .navbar-toggle {
  border-color: rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  margin-right: 0;
}

.navbar-default .navbar-toggle .icon-bar {
  background-color: #fff;
}

.navbar-default .navbar-form {
  border: 0;
  box-shadow: none;
}

.navbar-form .form-control {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.navbar-form .form-control::placeholder {
  color: rgba(255, 255, 255, 0.62);
}

.gg-lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  margin-left: 0.35rem;
  padding: 0.22rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.gg-lang-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.4rem;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  color: rgba(230, 240, 255, 0.92);
  text-decoration: none !important;
  font-size: 0.9rem;
  font-weight: 700;
}

.gg-lang-pill:hover,
.gg-lang-pill:focus {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.gg-lang-pill.is-active {
  color: #ffffff;
  background: linear-gradient(135deg, rgba(79, 140, 255, 0.95), rgba(0, 212, 255, 0.72));
  box-shadow: 0 8px 20px rgba(79, 140, 255, 0.28);
}

.gg-mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 10, 20, 0.42);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
  z-index: 1038;
  backdrop-filter: blur(4px);
}

body.gg-mobile-nav-open .gg-mobile-overlay {
  opacity: 1;
  pointer-events: auto;
}

a {
  color: #2563eb;
}

a:hover,
a:focus {
  color: #1346b9;
}

h1,
h2,
h3,
h4 {
  color: #0e1b33;
  font-weight: 800;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
  margin: 0.5rem 0 2.5rem;
}

.hero-kicker {
  display: inline-block;
  padding: 0.32rem 0.8rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(79, 140, 255, 0.12), rgba(0, 212, 255, 0.12));
  color: #2563eb;
  font-weight: 800;
  font-size: 0.84rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(79, 140, 255, 0.16);
}

.hero-title {
  margin: 0 0 1rem;
  line-height: 1.05;
  font-size: 2.8rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  color: #4c607f;
  font-size: 1.06rem;
  line-height: 1.78;
  margin-bottom: 1.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none !important;
  border: 1px solid rgba(79, 140, 255, 0.14);
  background: rgba(255, 255, 255, 0.84);
  color: #0f172a !important;
  border-radius: 14px;
  padding: 0.78rem 1.04rem;
  font-weight: 700;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.07);
}

.hero-button:hover {
  border-color: rgba(79, 140, 255, 0.34);
  transform: translateY(-1px);
}

.hero-button-primary {
  background: linear-gradient(135deg, #2563eb, #00b7ff);
  color: white !important;
  border-color: transparent;
}

.hero-media img,
.hero-media video {
  width: 100%;
  display: block;
  border-radius: 22px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: 0 26px 70px rgba(15, 23, 42, 0.16);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.25rem 0 2rem;
}

.feature-card {
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(246, 248, 252, 0.92) 100%);
  border-radius: 20px;
  padding: 1.15rem 1rem;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.06);
}

.feature-card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.feature-card p {
  margin-bottom: 0;
  color: #566985;
}

.table,
table {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: rgba(255, 255, 255, 0.7);
  white-space: nowrap;
}

code,
pre {
  border-radius: 14px;
}

pre,
.highlight pre {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

code {
  word-break: break-word;
}

@media (max-width: 1100px) {
  .navbar .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    min-height: 64px;
    padding-top: 0.55rem;
    padding-bottom: 0.55rem;
  }

  .navbar-header {
    width: 100%;
    justify-content: space-between;
  }

  .navbar-brand {
    font-size: 1rem;
    max-width: calc(100% - 64px);
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .navbar-collapse,
  .navbar-collapse.collapse {
    display: block !important;
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    height: 100dvh;
    min-height: 100dvh;
    width: min(86vw, 360px);
    max-width: 360px;
    margin-top: 0;
    padding: 0;
    transform: translateX(110%);
    transition: transform 0.26s ease, visibility 0.26s ease;
    z-index: 1039;
    overflow-y: auto;
    overscroll-behavior: contain;
    visibility: hidden;
  }

  .navbar-collapse.show,
  .navbar-collapse.collapse.show,
  .navbar-collapse.in,
  .navbar-collapse.collapse.in {
    transform: translateX(0);
    visibility: visible;
  }

  .navbar-collapse {
    background: linear-gradient(180deg, rgba(7, 17, 31, 0.98), rgba(11, 21, 40, 0.96));
    border-left: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 0;
    padding: 1rem 0.85rem 1.1rem;
    box-shadow: -18px 0 60px rgba(2, 8, 23, 0.46);
    backdrop-filter: blur(18px);
  }

  .navbar-nav,
  .navbar-right {
    display: block !important;
    margin: 0 !important;
    float: none !important;
  }

  .navbar-nav {
    margin-top: 0.3rem !important;
  }

  .navbar-nav > li,
  .navbar-right > li {
    display: block;
    float: none;
  }

  .navbar-nav > li > a,
  .navbar-right > li > a {
    display: flex;
    align-items: center;
    padding: 0.82rem 0.9rem;
    margin: 0.1rem 0;
    border-radius: 14px;
    font-size: 0.97rem;
    text-align: left;
  }

  .navbar-form {
    margin: 0.5rem 0 0 !important;
    padding: 0 !important;
  }

  .navbar-form .form-group {
    display: block;
  }

  .navbar-form .form-control {
    height: 42px;
    width: 100% !important;
  }

  .gg-lang-switch {
    display: inline-flex;
    margin: 0.8rem 0 0.2rem;
    width: fit-content;
  }

  .bs-sidebar {
    display: block !important;
    width: 100%;
    float: none !important;
    clear: both;
    margin-top: 1rem;
  }

  .bs-sidebar.affix,
  .bs-sidebar.affix-top,
  .bs-sidebar.affix-bottom {
    position: static;
    top: auto;
    width: 100%;
  }

  .bs-sidebar .well {
    position: static !important;
    margin-bottom: 1rem;
  }

  .col-md-9[role='main'] {
    margin-top: 0.65rem;
  }
}

@media (max-width: 960px) {
  .hero-grid,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 2.1rem;
  }

  .col-md-9[role='main'] {
    padding: 1.35rem;
    border-radius: 20px;
  }
}

@media (max-width: 640px) {
  html,
  body {
    background:
      radial-gradient(circle at top, rgba(79, 140, 255, 0.14), transparent 22%),
      linear-gradient(180deg, #09111f 0px, #0b1220 120px, #eef3fb 120px, #eef3fb 100%);
  }

  .navbar {
    box-shadow: 0 10px 28px rgba(2, 8, 23, 0.26);
  }

  .navbar .container {
    min-height: 58px;
    padding-top: 0.42rem;
    padding-bottom: 0.42rem;
  }

  .navbar-brand {
    font-size: 0.96rem;
  }

  .navbar-default .navbar-toggle {
    padding: 0.48rem 0.58rem;
    margin-top: 0;
    margin-bottom: 0;
  }

  .navbar-collapse {
    padding: 0.9rem 0.72rem 1rem;
  }

  .navbar-nav > li > a,
  .navbar-right > li > a {
    padding: 0.76rem 0.82rem;
    font-size: 0.95rem;
  }

  .gg-lang-pill {
    min-width: 3rem;
    padding: 0.44rem 0.7rem;
    font-size: 0.84rem;
  }

  .col-md-9[role='main'] {
    padding: 0.95rem 0.92rem;
    border-radius: 18px;
    overflow-x: hidden;
  }

  .hero-grid {
    gap: 1rem;
    margin: 0.1rem 0 1.55rem;
  }

  .hero-kicker {
    font-size: 0.78rem;
    margin-bottom: 0.72rem;
    padding: 0.28rem 0.68rem;
  }

  .hero-title {
    font-size: 1.72rem;
    line-height: 1.08;
    margin-bottom: 0.72rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0.9rem;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
  }

  .hero-button {
    width: 100%;
    min-height: 44px;
    justify-content: center;
  }

  .hero-media {
    order: -1;
  }

  .hero-media img,
  .hero-media video {
    border-radius: 18px;
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.14);
  }

  .badge-row {
    gap: 0.4rem;
  }

  .card-grid {
    gap: 0.72rem;
    margin: 0.9rem 0 1.35rem;
  }

  .feature-card {
    border-radius: 18px;
    padding: 1rem 0.9rem;
  }

  h2 {
    font-size: 1.35rem;
  }
}