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

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: #222;
  line-height: 1.7;
  background: #fff;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 760px; }

/* header */
.site-header {
  background: #14243d;
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand { font-size: 22px; font-weight: 700; letter-spacing: 0.5px; }
.brand-cn { font-size: 15px; font-weight: 400; color: #d9a441; margin-left: 8px; }
.nav a {
  color: #cdd6e4;
  text-decoration: none;
  margin-left: 22px;
  font-size: 15px;
}
.nav a:hover { color: #fff; }
.nav-cta {
  border: 1px solid #d9a441;
  color: #d9a441 !important;
  padding: 6px 14px;
  border-radius: 4px;
}
.nav-cta:hover { background: #d9a441; color: #14243d !important; }

/* hero */
.hero {
  background: linear-gradient(135deg, #14243d 0%, #1f3a63 100%);
  color: #fff;
  padding: 84px 0;
  text-align: center;
}
.hero h1 { font-size: 38px; margin-bottom: 18px; letter-spacing: 2px; }
.hero-sub { font-size: 18px; color: #cdd6e4; margin-bottom: 32px; }
.btn {
  display: inline-block;
  background: #d9a441;
  color: #14243d;
  font-weight: 700;
  padding: 12px 36px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 17px;
}
.btn:hover { background: #e5b455; }

/* sections */
.section { padding: 64px 0; }
.section.alt { background: #f6f8fb; }
.section h2 {
  font-size: 28px;
  text-align: center;
  margin-bottom: 36px;
  color: #14243d;
}
.section p { margin-bottom: 12px; }
.section a { color: #1f5fa8; }

/* cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.card {
  background: #fff;
  border: 1px solid #e3e8f0;
  border-radius: 8px;
  padding: 28px;
}
.section.alt .card { background: #fff; }
.card h3 { font-size: 20px; margin-bottom: 14px; color: #14243d; }
.card ul { list-style: none; }
.card ul li {
  padding: 6px 0 6px 20px;
  position: relative;
  font-size: 15px;
  color: #444;
}
.card ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #2e7d4f;
  font-weight: 700;
}
.card.price { text-align: center; }
.amount { font-size: 34px; font-weight: 700; color: #14243d; margin: 8px 0; }
.amount span { font-size: 16px; font-weight: 400; color: #777; }
.note { font-size: 14px; color: #777; }
.fineprint {
  text-align: center;
  font-size: 14px;
  color: #777;
  margin-top: 24px;
}

/* steps */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  counter-reset: step;
}
.steps li {
  background: #fff;
  border: 1px solid #e3e8f0;
  border-radius: 8px;
  padding: 24px 20px;
  text-align: center;
  position: relative;
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  display: block;
  width: 40px; height: 40px;
  line-height: 40px;
  margin: 0 auto 12px;
  background: #14243d;
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
}
.steps strong { display: block; font-size: 17px; margin-bottom: 6px; color: #14243d; }
.steps span { font-size: 14px; color: #666; }

/* table */
.mini-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 15px;
}
.mini-table th, .mini-table td {
  border: 1px solid #e3e8f0;
  padding: 12px 16px;
  text-align: left;
}
.mini-table th { background: #14243d; color: #fff; }
.mini-table tr:nth-child(even) td { background: #f6f8fb; }

/* footer */
.footer {
  background: #14243d;
  color: #8a94a8;
  text-align: center;
  padding: 24px 0;
  font-size: 14px;
}

@media (max-width: 760px) {
  .header-inner { flex-wrap: wrap; height: auto; padding: 12px 24px; row-gap: 8px; }
  .nav { display: flex; flex-wrap: wrap; }
  .nav a { margin-left: 16px; }
  .nav a:first-child { margin-left: 0; }
}

@media (max-width: 640px) {
  .hero h1 { font-size: 28px; }
  .nav a { margin-left: 12px; font-size: 14px; }
}

/* phone under hero button */
.hero-phone { margin-top: 18px; font-size: 16px; color: #cdd6e4; }
.hero-phone a { color: #d9a441; font-weight: 700; text-decoration: none; }