body.efan-home {
  --efan-dark: #202020;
  --efan-blue: #0782b8;
  margin: 0;
  background: var(--efan-dark);
  color: #252525;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
}

.efan-home *, .efan-home *::before, .efan-home *::after { box-sizing: border-box; }
.efan-home a { color: inherit; }
.efan-home a:focus-visible { outline: 2px solid #30b8f5; outline-offset: 4px; }
.efan-wrap { width: min(100% - 40px, 1140px); margin-inline: auto; }
.efan-home [id] { scroll-margin-top: 94px; }

.efan-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #131313;
  color: #f9f9f9;
}

.efan-header-inner {
  min-height: 90px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.efan-brand { display: block; flex: 0 0 auto; }
.efan-brand img { display: block; width: 160px; height: auto; transform: translateY(-7px); }
.efan-nav { display: flex; align-items: center; flex-wrap: wrap; }
.efan-nav a, .efan-nav-placeholder { padding: 10px 15px; text-decoration: none; font-size: 15px; }
.efan-home [aria-disabled="true"]:is(.efan-nav-placeholder, .efan-button) { cursor: default; }
.efan-nav a:hover { color: #27bbf9; }

.efan-hero {
  min-height: max(700px, calc(100svh - 90px));
  background: var(--efan-dark);
  color: #f9f9f9;
  text-align: center;
}

.efan-hero-inner { padding-block: clamp(105px, 17.8vh, 177px) 104px; }
.efan-hero h1 { margin: 0; font-size: clamp(32px, 4.1vw, 52px); font-weight: 400; line-height: 1.2; text-transform: uppercase; }
.efan-hero p { margin: 0; font: 300 24px/1.48 "Segoe UI", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif; }
.efan-hero .efan-uptime { margin-block-start: 15px; text-decoration: underline; text-underline-offset: 2px; }
.efan-hero-copy { display: grid; gap: 33px; margin-top: 33px; }
.efan-hero-actions { display: grid; gap: 24px; margin-top: 40px; }
.efan-action-row { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px; }

.efan-home .efan-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 50px;
  padding: 0 55px;
  background: var(--efan-blue);
  box-shadow: inset 0 -2px #0002;
  color: #fff;
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
}

.efan-home a.efan-button:hover { background: #096f9b; }
.efan-section { padding-block: 75px; background: #fff; }
.efan-section-heading { margin-bottom: 42px; text-align: center; }
.efan-section-heading h2 { margin: 0 0 10px; font-weight: 400; font-size: 34px; }
.efan-section-heading p { margin: 0; line-height: 1.6; }
.efan-services, .efan-prices { display: grid; gap: 24px; text-align: center; }
.efan-services { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.efan-services article { padding: 20px 14px; border-top: 2px solid var(--efan-blue); }
.efan-services h3, .efan-prices h3 { margin: 0 0 16px; font-size: 20px; font-weight: 400; }
.efan-services p { margin: 0; line-height: 1.7; color: #555; }
.efan-pricing { background: #f6f6f6; }
.efan-prices { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.efan-prices article { padding: 24px 20px 28px; border-top: 3px solid var(--efan-blue); background: #fff; }
.efan-prices p { margin: 0 0 24px; font-size: 29px; }
.efan-prices small { font-size: 15px; }
.efan-download { text-align: center; }
.efan-platforms { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 28px; margin-bottom: 30px; }
.efan-home .efan-platforms a { color: #076d9a; }
.efan-footer { padding: 55px 0; background: #2e2e2e; color: #eee; text-align: center; }
.efan-footer h2 { margin: 0 0 12px; font-size: 22px; font-weight: 400; }
.efan-footer p { margin: 0; }

@media (max-width: 720px) {
  .efan-home [id] { scroll-margin-top: 108px; }
  .efan-header-inner { min-height: 0; padding-block: 11px 5px; flex-direction: column; gap: 5px; }
  .efan-brand img { width: 140px; transform: none; }
  .efan-nav { justify-content: center; }
  .efan-nav a, .efan-nav-placeholder { padding: 8px 11px; }
  .efan-hero { min-height: calc(100svh - 80px); }
  .efan-hero-inner { padding-block: clamp(58px, 12vh, 100px) 64px; }
  .efan-hero h1 { font-size: clamp(28px, 6vw, 40px); line-height: 1.38; }
  .efan-hero p { font-size: clamp(16px, 4.5vw, 20px); }
  .efan-hero-copy { gap: 20px; margin-top: 27px; }
  .efan-hero-actions { gap: 12px; margin-top: 29px; }
  .efan-home .efan-button { padding-inline: 26px; }
  .efan-action-row { gap: 6px; }
  .efan-section { padding-block: 50px; }
  .efan-services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .efan-prices { grid-template-columns: minmax(0, 1fr); }
}