:root {
  color-scheme: light;
  --membership-bg: #f6f4ed;
  --membership-surface: #ffffff;
  --membership-surface-soft: #edf4eb;
  --membership-ink: #17231b;
  --membership-muted: #657067;
  --membership-green: #237d47;
  --membership-green-dark: #155e35;
  --membership-orange: #ce8615;
  --membership-line: #d8ddd5;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--membership-bg);
}

body {
  min-width: 0;
  margin: 0;
  color: var(--membership-ink);
  background: var(--membership-bg);
  font-size: 16px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

a {
  color: inherit;
  text-decoration: none;
}

.membership-public-shell {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.membership-public-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(216, 221, 213, 0.9);
  background: rgba(246, 244, 237, 0.96);
  backdrop-filter: blur(12px);
}

.membership-public-header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.membership-public-brand {
  margin-right: auto;
  color: var(--membership-green-dark);
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.membership-public-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 15px;
  font-weight: 700;
}

.membership-public-nav a[aria-current="page"],
.membership-public-nav a:hover,
.membership-public-nav a:focus-visible,
.membership-policy-links a:hover,
.membership-policy-links a:focus-visible {
  color: var(--membership-green);
}

.membership-public-login {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--membership-green);
  border-radius: 8px;
}

.membership-public-main {
  padding: 72px 0 40px;
}

.membership-public-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 32px;
}

.membership-hero {
  align-items: center;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--membership-line);
}

.section-kicker {
  margin: 0 0 12px;
  color: var(--membership-orange);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.membership-hero h1,
.membership-document-hero h1 {
  max-width: 760px;
  margin: 0;
  color: var(--membership-green-dark);
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.membership-public-lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--membership-muted);
  font-size: 19px;
}

.membership-public-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 30px 0 20px;
}

.membership-public-price strong {
  color: var(--membership-green-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 56px;
  line-height: 1;
}

.membership-public-price span {
  color: var(--membership-muted);
  font-size: 20px;
  font-weight: 700;
}

.membership-public-primary {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  border: 1px solid var(--membership-green);
  border-radius: 8px;
  color: #fff;
  background: var(--membership-green);
  font-weight: 800;
  transition: background 160ms ease, transform 160ms ease;
}

.membership-public-primary:hover,
.membership-public-primary:focus-visible {
  background: var(--membership-green-dark);
  transform: translateY(-1px);
}

.membership-public-secondary {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 18px;
  padding: 0 22px;
  border: 1px solid var(--membership-green);
  border-radius: 8px;
  color: var(--membership-green-dark);
  background: #fff;
  font-weight: 800;
}

.membership-public-secondary:hover,
.membership-public-secondary:focus-visible {
  color: #fff;
  background: var(--membership-green-dark);
}

.membership-public-note {
  margin: 14px 0 0;
  color: var(--membership-muted);
  font-size: 14px;
}

.membership-effective-notice {
  margin: 24px 0 0;
  padding: 16px 18px;
  border: 1px solid #e8c67e;
  border-left: 4px solid var(--membership-orange);
  border-radius: 8px;
  color: #68460b;
  background: #fff5dd;
}

.membership-effective-notice strong {
  display: block;
  color: #7c5007;
  font-size: 15px;
}

.membership-effective-notice p {
  margin: 4px 0 0;
  color: inherit;
  font-size: 15px;
  line-height: 1.65;
}

.membership-summary-card,
.membership-public-card,
.membership-document,
.membership-document-aside,
.membership-support-card {
  border: 1px solid var(--membership-line);
  border-radius: 12px;
  background: var(--membership-surface);
  box-shadow: 0 18px 48px rgba(26, 55, 36, 0.08);
}

.membership-summary-card {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 42px;
  color: #fff;
  background: var(--membership-green-dark);
}

.membership-summary-card span {
  color: #f3bd61;
  font-weight: 800;
}

.membership-summary-card strong {
  margin-top: 12px;
  font-size: 30px;
  line-height: 1.35;
}

.membership-summary-card p {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.8);
}

.membership-wechat-guide {
  scroll-margin-top: 96px;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 32px;
  margin-top: 48px;
  padding: 38px;
  border: 1px solid var(--membership-line);
  border-radius: 12px;
  background: var(--membership-surface-soft);
  box-shadow: 0 18px 48px rgba(26, 55, 36, 0.08);
}

.membership-wechat-guide h2 {
  margin: 0;
  color: var(--membership-green-dark);
  font-size: 30px;
  line-height: 1.3;
}

.membership-wechat-steps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: wechat-step;
}

.membership-wechat-steps li {
  position: relative;
  min-height: 52px;
  padding: 10px 0 14px 54px;
  border-top: 1px solid var(--membership-line);
  counter-increment: wechat-step;
}

.membership-wechat-steps li::before {
  position: absolute;
  top: 12px;
  left: 0;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--membership-green);
  font-weight: 900;
  content: counter(wechat-step);
}

.membership-wechat-steps strong,
.membership-wechat-steps span {
  display: block;
}

.membership-wechat-steps strong {
  color: var(--membership-green-dark);
}

.membership-wechat-steps span {
  color: var(--membership-muted);
}

.membership-wechat-steps a {
  color: var(--membership-green-dark);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.membership-wechat-qr-card {
  align-self: center;
  padding: 24px;
  border: 1px solid var(--membership-line);
  border-radius: 12px;
  background: #fff;
  text-align: center;
}

.membership-wechat-qr-placeholder {
  width: min(100%, 280px);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  margin: 0 auto;
  padding: 24px;
  border: 2px dashed #a9b9ad;
  border-radius: 12px;
  color: var(--membership-green-dark);
  background: #f8faf7;
}

.membership-wechat-qr-placeholder span {
  color: var(--membership-muted);
  font-size: 13px;
  font-weight: 700;
}

.membership-wechat-qr-placeholder strong {
  font-size: 24px;
}

.membership-wechat-qr-placeholder p,
.membership-wechat-qr-card > p {
  margin: 0;
  color: var(--membership-muted);
  font-size: 14px;
}

.membership-wechat-qr-card > p {
  margin-top: 16px;
}

.membership-content-grid {
  padding: 72px 0 32px;
}

.membership-public-card {
  padding: 38px;
}

.membership-public-card h2,
.membership-support-card h2,
.membership-document h2 {
  margin: 0;
  color: var(--membership-green-dark);
  font-size: 28px;
  line-height: 1.3;
}

.membership-public-card p,
.membership-document p,
.membership-document li,
.membership-document-aside p,
.membership-document-aside li {
  color: var(--membership-muted);
}

.membership-check-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.membership-check-list li {
  position: relative;
  padding: 10px 0 10px 28px;
  border-top: 1px solid var(--membership-line);
  font-weight: 700;
}

.membership-check-list li::before {
  position: absolute;
  top: 15px;
  left: 2px;
  color: var(--membership-green);
  content: "✓";
}

.membership-support-card {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 32px;
  padding: 34px 38px;
  background: var(--membership-surface-soft);
}

.membership-support-card > div:first-child {
  margin-right: auto;
}

.membership-support-lines {
  display: grid;
  gap: 4px;
  color: var(--membership-green-dark);
  font-weight: 800;
}

.membership-policy-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  padding: 34px 0 0;
  color: var(--membership-muted);
  font-size: 14px;
  font-weight: 700;
}

.membership-policy-links a[aria-current="page"] {
  color: var(--membership-green-dark);
}

.membership-public-footer {
  padding: 28px 0;
  border-top: 1px solid var(--membership-line);
  color: var(--membership-muted);
  font-size: 14px;
}

.membership-document-hero {
  max-width: 780px;
  padding-bottom: 48px;
}

.membership-document-hero h1 {
  font-size: clamp(42px, 6vw, 64px);
}

.membership-document-hero p:last-child {
  color: var(--membership-muted);
}

.membership-document-layout {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.36fr);
  align-items: start;
}

.membership-document {
  padding: 18px 42px;
}

.membership-document section {
  padding: 28px 0;
}

.membership-document section + section {
  border-top: 1px solid var(--membership-line);
}

.membership-document a {
  color: var(--membership-green-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.membership-document-aside {
  position: sticky;
  top: 96px;
  padding: 30px;
}

.membership-document-aside > strong {
  display: block;
  color: var(--membership-green-dark);
  font-size: 26px;
  line-height: 1.35;
}

.membership-document-aside ul {
  margin: 20px 0 26px;
  padding-left: 20px;
}

.membership-refund-aside .membership-public-primary {
  margin-top: 12px;
}

.membership-number-list {
  padding-left: 22px;
}

.membership-number-list li {
  padding: 5px 0;
}

#privacy-policy {
  scroll-margin-top: 96px;
}

@media (max-width: 700px) {
  .membership-public-shell {
    width: min(100% - 32px, 1120px);
  }

  .membership-public-header {
    position: static;
  }

  .membership-public-header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    padding: 16px 0;
  }

  .membership-public-nav {
    width: 100%;
    flex-wrap: wrap;
    gap: 10px 16px;
  }

  .membership-public-login {
    min-height: 36px;
    padding: 0 14px;
  }

  .membership-public-main {
    padding-top: 48px;
  }

  .membership-public-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .membership-hero {
    padding-bottom: 48px;
  }

  .membership-hero h1 {
    font-size: clamp(38px, 12vw, 52px);
  }

  .membership-public-price strong {
    font-size: 48px;
  }

  .membership-public-primary {
    width: 100%;
  }

  .membership-public-secondary {
    width: 100%;
  }

  .membership-summary-card {
    min-height: 280px;
    padding: 30px;
  }

  .membership-summary-card strong {
    font-size: 26px;
  }

  .membership-wechat-guide {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 32px;
    padding: 26px;
  }

  .membership-wechat-guide h2 {
    font-size: 26px;
  }

  .membership-content-grid {
    padding-top: 48px;
  }

  .membership-public-card,
  .membership-document {
    padding: 26px;
  }

  .membership-support-card {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    padding: 28px;
  }

  .membership-document-aside {
    position: static;
    padding: 26px;
  }

  .membership-document-hero {
    padding-bottom: 32px;
  }
}

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