* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: #0E1520;
  color: #f3f0e6;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

a {
  color: #D4A017;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.site-header {
  width: 100%;
  background: #0E1520;
  border-bottom: 1px solid #2a3a4d;
}

.header-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 18px 20px 14px;
  text-align: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: Georgia, SimSun, serif;
  font-size: 28px;
  color: #f3f0e6;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.brand:hover {
  text-decoration: none;
  color: #D4A017;
}

.brand-mark {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 28px;
}

.nav a {
  color: #f3f0e6;
  font-size: 15px;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: #D4A017;
}

.band {
  width: 100%;
}

.band:nth-of-type(odd) {
  background: #0E1520;
}

.band:nth-of-type(even) {
  background: #172433;
}

.band-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 42px 20px;
}

.hero .band-inner {
  text-align: center;
  padding-top: 56px;
  padding-bottom: 52px;
}

h1,
h2,
h3 {
  font-family: Georgia, SimSun, serif;
  font-weight: 700;
  color: #f3f0e6;
  line-height: 1.35;
}

h1 {
  font-size: 48px;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

h2 {
  font-size: 26px;
  margin-bottom: 18px;
  color: #D4A017;
}

h3 {
  font-size: 18px;
  margin: 22px 0 10px;
  color: #f3f0e6;
}

p {
  margin-bottom: 16px;
}

.lead {
  font-size: 17px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 22px;
}

.tags {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin: 18px 0 28px;
  font-family: Georgia, SimSun, serif;
  font-size: 18px;
  letter-spacing: 0.12em;
  color: #D4A017;
}

.download-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 14px;
  margin: 8px 0 10px;
}

.download-buttons a,
.cta-single a {
  display: inline-block;
  background: #D4A017;
  color: #1a1404;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
}

.download-buttons a:hover,
.cta-single a:hover {
  text-decoration: none;
  filter: brightness(1.08);
}

.cta-single {
  text-align: center;
  margin: 12px 0 8px;
}

.news-item {
  margin-bottom: 8px;
  padding-bottom: 6px;
}

.news-date {
  color: #D4A017;
  font-size: 14px;
  margin-right: 8px;
}

.faq-item {
  margin-bottom: 6px;
}

.faq-item p {
  margin-bottom: 12px;
}

.compare-list,
.usage-list,
.prep-list {
  margin: 8px 0 16px 1.2em;
}

.compare-list li,
.usage-list li,
.prep-list li {
  margin-bottom: 8px;
}

.site-footer {
  width: 100%;
  background: #0A1018;
  border-top: 1px solid #2a3a4d;
}

.footer-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 28px 20px 36px;
  text-align: center;
  font-size: 13px;
  color: #b8b3a6;
  line-height: 1.7;
}

.footer-inner p {
  margin-bottom: 10px;
}

@media (max-width: 720px) {
  h1 {
    font-size: 28px;
  }

  h2 {
    font-size: 22px;
  }

  .band-inner {
    padding: 32px 16px;
  }

  .hero .band-inner {
    padding-top: 40px;
    padding-bottom: 36px;
  }

  .tags {
    gap: 16px;
    font-size: 16px;
  }

  .download-buttons a,
  .cta-single a {
    width: 100%;
    text-align: center;
  }
}