/**
 * Allget website foundation.
 * Native CSS only: design tokens, reset and the small set of shared controls.
 */
:root {
  color-scheme: light;
  --site-font: system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --site-primary: #066ac9;
  --site-primary-rgb: 6, 106, 201;
  --site-primary-hover: #0555a1;
  --site-primary-soft: #e8f2fc;
  --site-text: #2c3035;
  --site-text-muted: #5c6368;
  --site-heading-color: #1a1d21;
  --site-surface: #fff;
  --site-surface-muted: #f5f7f9;
  --site-border: #dde0e3;
  --site-border-subtle: rgb(44 48 53 / 12%);
  --site-success: #087e5b;
  --site-danger: #c12538;
  --site-warning: #916100;
  --site-radius-sm: 0.375rem;
  --site-radius: 0.5rem;
  --site-radius-lg: 0.75rem;
  --site-shadow-sm: 0 0.125rem 0.25rem rgb(29 58 83 / 15%);
  --site-shadow: 0 0.5rem 1.25rem rgb(29 58 83 / 15%);
  --site-shadow-lg: 0 1rem 3rem rgb(29 58 83 / 15%);
  --site-content-width: 1320px;
  --site-nav-link-color: #404448;
  --site-header-bg: #d8e6f8;
  --site-font-size-xs: 0.8125rem;
  --site-font-size-sm: 0.875rem;
  --site-font-size-base: 0.9375rem;
  --site-font-size-md: 1rem;
  --site-font-size-lg: 1.0625rem;
  --site-font-size-xl: 1.125rem;
  --site-font-size-2xl: 1.25rem;
  --site-font-size-3xl: 1.5rem;
  --site-line-height-tight: 1.35;
  --site-line-height-snug: 1.45;
  --site-line-height-base: 1.6;
  --site-line-height-relaxed: 1.75;
  --site-font-weight-medium: 500;
  --site-font-weight-semibold: 600;
  --site-font-weight-bold: 700;
  --site-space-4: 1rem;
  --site-space-2: 0.5rem;
  --site-space-5: 1.25rem;
  --site-content-max-width: 42rem;
  --site-heading-letter-spacing: 0;
  --site-section-heading-size: clamp(1.375rem, 1.05rem + 1.5vw, 1.875rem);
  --site-section-heading-weight: var(--site-font-weight-bold);
  --site-section-heading-line-height: 1.28;
  --site-lede-size: clamp(0.9375rem, 0.88rem + 0.35vw, 1.0625rem);
  --site-lede-line-height: var(--site-line-height-snug);
  --site-hero-title-size: clamp(1.75rem, 1.2rem + 2.5vw, 2.85rem);
  --site-hero-lede-size: clamp(1rem, 0.94rem + 0.2vw, 1.125rem);
  --site-card-title-size: clamp(1.1875rem, 0.98rem + 0.9vw, 1.5rem);
  --site-feature-text-size: clamp(0.9375rem, 0.89rem + 0.22vw, 1.0625rem);
  --site-flow-lede-size: clamp(0.9375rem, 0.86rem + 0.4vw, 1.0625rem);
  --site-subsection-title-size: clamp(1rem, 0.94rem + 0.35vw, 1.125rem);
  --site-page-title-size: clamp(1.2rem, 2.4vw, 1.5rem);
}

:root[data-site-theme='dark'] {
  color-scheme: dark;
  --site-primary: #4dabf7;
  --site-primary-rgb: 77, 171, 247;
  --site-primary-hover: #74c0fc;
  --site-primary-soft: #16324b;
  --site-text: #e9ecef;
  --site-text-muted: #adb5bd;
  --site-heading-color: #f1f3f5;
  --site-surface: #212529;
  --site-surface-muted: #2b3035;
  --site-border: #495057;
  --site-nav-link-color: #ced4da;
  --site-header-bg: #1a2332;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--site-surface); color: var(--site-text); font-family: var(--site-font); font-size: var(--site-font-size-base); line-height: var(--site-line-height-base); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; vertical-align: middle; }
img { height: auto; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
a { color: var(--site-primary); }
a:hover { color: var(--site-primary-hover); }
h1, h2, h3, h4, h5, h6 { margin: 0 0 0.5rem; color: var(--site-heading-color); font-weight: 700; line-height: 1.25; }
p { margin: 0 0 1rem; }
hr { margin: 1rem 0; border: 0; border-top: 1px solid var(--site-border); }
[hidden] { display: none !important; }

.site-container {
  width: 100%;
  max-width: var(--site-content-width);
  margin-inline: auto;
  padding-inline: 0.75rem;
}

.site-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--site-radius);
  font-weight: 600;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}
.site-button:disabled { opacity: 0.65; cursor: not-allowed; }
.site-button--small { min-height: 2.125rem; padding: 0.375rem 0.75rem; font-size: 0.875rem; }
.site-button--primary { background: var(--site-primary); color: #fff; }
.site-button--primary:hover { background: var(--site-primary-hover); color: #fff; }
.site-button--outline { border-color: var(--site-primary); background: transparent; color: var(--site-primary); }
.site-button--outline:hover { background: var(--site-primary); color: #fff; }
.site-button--secondary { border-color: var(--site-border); background: var(--site-surface-muted); color: var(--site-text); }
.site-button--danger { background: var(--site-danger); color: #fff; }

.site-field,
.site-select {
  display: block;
  width: 100%;
  min-height: 2.5rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius-sm);
  background: var(--site-surface);
  color: var(--site-text);
}
.site-field:focus,
.site-select:focus { border-color: var(--site-primary); outline: 3px solid color-mix(in srgb, var(--site-primary) 20%, transparent); }
.site-label { display: inline-block; margin-bottom: 0.375rem; color: var(--site-heading-color); font-weight: 600; }
.site-card { border: 1px solid var(--site-border); border-radius: var(--site-radius); background: var(--site-surface); box-shadow: var(--site-shadow-sm); }
.site-visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }

.site-header-public { background: var(--site-header-bg); z-index: 50; }
.site-header-public__nav { background: transparent; }
.site-header-public__inner { display: flex; align-items: center; width: 100%; max-width: var(--site-content-width); min-height: 4.5rem; margin-inline: auto; padding-inline: 0.75rem; }
.site-header-public__brand { flex: 0 0 auto; }
.site-header-public__content { display: flex; align-items: center; flex: 1 1 auto; min-width: 0; margin-left: 1rem; }
.site-header-public__actions { display: flex; flex: 0 0 auto; align-items: center; gap: 0.5rem; margin-left: auto; padding-block: 0.5rem; }
.site-header-public__toggle { display: none; align-items: center; justify-content: center; width: 2.75rem; height: 2.75rem; margin-left: auto; border: 0; border-radius: var(--site-radius-sm); background: transparent; cursor: pointer; }
.site-menu-toggle { position: relative; display: block; width: 1.5rem; height: 1.125rem; }
.site-menu-toggle span { position: absolute; left: 0; width: 100%; height: 2px; border-radius: 2px; background: currentColor; transition: transform 0.2s ease, opacity 0.2s ease; }
.site-menu-toggle span:nth-child(1) { top: 0; }
.site-menu-toggle span:nth-child(2) { top: 0.5rem; }
.site-menu-toggle span:nth-child(3) { top: 1rem; }
.site-menu-toggle--open span:nth-child(1) { transform: translateY(0.5rem) rotate(45deg); }
.site-menu-toggle--open span:nth-child(2) { opacity: 0; }
.site-menu-toggle--open span:nth-child(3) { transform: translateY(-0.5rem) rotate(-45deg); }

.cms-rich-text { color: var(--site-text); font-size: var(--site-font-size-base); line-height: var(--site-line-height-relaxed); }
.cms-rich-text img { max-width: 100%; height: auto; }
.cms-rich-text h1, .cms-rich-text h2 { font-size: var(--site-font-size-2xl); }
.cms-rich-text h3 { font-size: var(--site-font-size-xl); }
.help-center-detail__title { color: var(--site-heading-color); font-size: var(--site-page-title-size); line-height: var(--site-line-height-tight); }
.help-center-detail__lead, .help-center-detail__time-chip { color: var(--site-text-muted); }

.back-top { position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 30; display: flex; align-items: center; justify-content: center; width: 2.75rem; height: 2.75rem; padding: 0; border: 0; border-radius: 50%; background: var(--site-primary); color: #fff; box-shadow: var(--site-shadow); opacity: 0; pointer-events: none; cursor: pointer; transform: translateY(0.5rem); transition: opacity 0.2s ease, transform 0.2s ease; }
.back-top-show { opacity: 1; pointer-events: auto; transform: none; }

@media (max-width: 1199.98px) {
  .site-header-public__inner { flex-wrap: wrap; }
  .site-header-public__toggle { display: inline-flex; }
  .site-header-public__content { display: none; flex: 0 0 100%; flex-direction: column; align-items: stretch; margin-left: 0; padding-bottom: 0.75rem; }
  .site-header-public__content--open { display: flex; }
  .site-header-public__actions { width: 100%; margin-left: 0; }
}

@media (min-width: 576px) { .site-container, .site-header-public__inner { max-width: 540px; } }
@media (min-width: 768px) { .site-container, .site-header-public__inner { max-width: 720px; } }
@media (min-width: 992px) { .site-container, .site-header-public__inner { max-width: 960px; } }
@media (min-width: 1200px) { .site-container, .site-header-public__inner { max-width: 1140px; } }
@media (min-width: 1400px) { .site-container, .site-header-public__inner { max-width: 1320px; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}