/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: #333;
  line-height: 1.6;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 960px; margin: 0 auto; padding: 0 20px; }
a { text-decoration: none; }

/* Header */
.header {
  background: linear-gradient(135deg, #1a73e8, #1557b0);
  color: #fff;
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo h1 { font-size: 24px; font-weight: 700; }
.logo-link { color: #fff; }
.logo-link:hover { opacity: 0.9; }
.subtitle { font-size: 13px; opacity: 0.85; display: block; margin-top: 2px; }

/* Hero */
.hero {
  background: linear-gradient(135deg, #1a73e8, #0d47a1);
  color: #fff;
  padding: 60px 0;
  text-align: center;
}
.hero h2 { font-size: 28px; margin-bottom: 12px; }
.hero-desc { font-size: 16px; opacity: 0.9; max-width: 640px; margin: 0 auto 28px; line-height: 1.7; }

/* Buttons */
.btn-primary {
  display: inline-block;
  background: #ff6b35;
  color: #fff;
  padding: 14px 40px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  transition: background 0.2s;
}
.btn-primary:hover { background: #e55a2b; }
.btn-outline {
  display: inline-block;
  border: 2px solid #1a73e8;
  color: #1a73e8;
  padding: 10px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.2s;
}
.btn-outline:hover { background: #1a73e8; color: #fff; }

/* Sections */
.section { padding: 50px 0; }
.section-gray { background: #f7f8fa; }
.section-title { text-align: center; font-size: 26px; margin-bottom: 32px; color: #222; }

/* Features */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; }
.feature-card {
  background: #fff;
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.feature-icon { font-size: 36px; margin-bottom: 12px; }
.feature-card h4 { font-size: 17px; margin-bottom: 8px; color: #222; }
.feature-card p { font-size: 14px; color: #666; line-height: 1.6; }

/* Plans */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 680px; margin: 0 auto; }
.plan-card {
  background: #fff;
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 2px 16px rgba(0,0,0,0.08);
  position: relative;
}
.plan-featured { border: 2px solid #1a73e8; }
.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #ff6b35;
  color: #fff;
  padding: 4px 16px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}
.plan-header { margin-bottom: 20px; }
.plan-header h4 { font-size: 18px; color: #666; margin-bottom: 8px; }
.plan-price { font-size: 40px; font-weight: 700; color: #1a73e8; }
.plan-price .currency { font-size: 22px; }
.plan-price .period { font-size: 16px; color: #999; font-weight: 400; }
.plan-benefits { list-style: none; text-align: left; margin-bottom: 24px; }
.plan-benefits li { padding: 6px 0; font-size: 14px; color: #555; }
.plan-benefits li::before { content: "✓ "; color: #1a73e8; font-weight: 700; }

/* After-sales */
.after-sales { display: grid; gap: 20px; }
.as-item { background: #f7f8fa; border-radius: 10px; padding: 24px; }
.as-item h4 { font-size: 17px; margin-bottom: 8px; color: #222; }
.as-item p, .as-item li { font-size: 14px; color: #555; line-height: 1.7; }
.as-item ul { list-style: disc; padding-left: 20px; margin-top: 6px; }
.phone { font-size: 22px; font-weight: 700; color: #1a73e8; }

/* Member Detail Page */
.page-title { text-align: center; font-size: 28px; margin-bottom: 8px; }
.page-desc { text-align: center; color: #666; margin-bottom: 36px; }

.member-detail {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 28px;
  position: relative;
}
.member-featured { border-color: #1a73e8; border-width: 2px; }
.member-name { font-size: 22px; margin-bottom: 8px; }
.member-name .price-tag {
  display: inline-block;
  background: #1a73e8;
  color: #fff;
  padding: 4px 16px;
  border-radius: 16px;
  font-size: 16px;
  margin-left: 8px;
}
.member-target { font-size: 14px; color: #666; margin-bottom: 20px; }
.member-detail h4 { font-size: 16px; margin: 20px 0 10px; color: #333; }

/* Benefits Table */
.benefits-table { width: 100%; border-collapse: collapse; }
.benefits-table th, .benefits-table td { padding: 10px 16px; text-align: left; border-bottom: 1px solid #eee; font-size: 14px; }
.benefits-table th { background: #f0f4ff; color: #1a73e8; font-weight: 600; }
.highlight-row td { background: #fff8e1; font-weight: 600; color: #e65100; }

/* Purchase Notice */
.purchase-notice {
  background: #f0f4ff;
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 28px;
}
.purchase-notice h4 { font-size: 16px; margin-bottom: 10px; }
.purchase-notice ol { padding-left: 20px; }
.purchase-notice li { font-size: 14px; color: #555; line-height: 1.8; }

/* After-sales Section */
.after-sales-section { margin-bottom: 20px; }
.after-sales-section > h4 { font-size: 18px; margin-bottom: 16px; color: #222; }
.as-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.as-card { background: #f7f8fa; border-radius: 10px; padding: 20px; }
.as-card h5 { font-size: 15px; margin-bottom: 8px; color: #333; }
.as-card p { font-size: 13px; color: #666; line-height: 1.7; }

/* Footer */
.footer {
  background: #222;
  color: #999;
  text-align: center;
  padding: 24px 0;
  font-size: 13px;
}
.footer-icp { margin-top: 6px; font-size: 12px; color: #666; }

/* Mobile */
@media (max-width: 640px) {
  .hero { padding: 36px 0; }
  .hero h2 { font-size: 20px; }
  .section { padding: 32px 0; }
  .section-title { font-size: 22px; }
  .features { grid-template-columns: 1fr 1fr; gap: 12px; }
  .feature-card { padding: 20px 14px; }
  .plans { grid-template-columns: 1fr; }
  .member-detail { padding: 20px 16px; }
  .as-grid { grid-template-columns: 1fr; }
}