/* === 优众代理加速平台 品牌主题 === */
:root {
  --primary:        #2563eb;
  --primary-light:  #60a5fa;
  --primary-dark:   #1d4ed8;
  --primary-rgb:    37, 99, 235;
  --primary-bg:     #eff6ff;

  --hero-bg-start:  #071224;
  --hero-bg-end:    #102a56;
  --hero-accent:    #14b8a6;

  --accent:         #f59e0b;
  --accent-dark:    #d97706;
  --accent-rgb:     245, 158, 11;
}

body.youzhong-site .hero,
body.youzhong-price .page-header,
body.youzhong-help .page-header,
body.youzhong-article .article-hero {
  background:
    radial-gradient(circle at 18% 20%, rgba(20, 184, 166, 0.22), transparent 38%),
    radial-gradient(circle at 80% 70%, rgba(37, 99, 235, 0.28), transparent 40%),
    linear-gradient(135deg, var(--hero-bg-start), var(--hero-bg-end));
}

body.youzhong-site .hero-badge,
body.youzhong-article .article-category {
  color: #fef3c7;
}

body.youzhong-site .hero-text .hero-desc {
  color: rgba(255, 255, 255, 0.95);
}

.youzhong-highlight {
  color: var(--accent);
}

.product-alert {
  border: 1px solid #fde68a;
  border-left: 4px solid var(--accent);
  background: #fffbeb;
  border-radius: 10px;
  padding: 22px 24px;
  color: #78350f;
}

.product-alert strong {
  color: #92400e;
}

.restriction-card {
  border: 1px solid #fecaca;
  border-left: 4px solid #ef4444;
  background: #fff1f2;
  border-radius: 10px;
  padding: 22px 24px;
  color: #7f1d1d;
}

.restriction-card.is-spaced {
  margin-top: 28px;
}

.restriction-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.restriction-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
  line-height: 1.5;
  color: #7f1d1d;
}

.restriction-list i {
  color: #ef4444;
}

.youzhong-price .container {
  max-width: 1280px;
}

.youzhong-price .page-header {
  color: #fff;
  padding: 74px 0 64px;
  text-align: center;
}

.youzhong-price .page-header h1,
.youzhong-help .page-header h1,
.youzhong-article .article-hero h1 {
  color: #fff;
}

.youzhong-price .page-header p,
.youzhong-help .page-header p,
.youzhong-article .article-hero p {
  max-width: 820px;
  margin: 14px auto 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 17px;
  line-height: 1.9;
}

.youzhong-price .breadcrumb-on-dark {
  justify-content: center;
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.76);
}

.youzhong-price .breadcrumb-on-dark a {
  color: #fff;
}

.price-anchor-section {
  background: #08111f;
  color: #fff;
  padding: 34px 0;
}

.price-anchor-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.price-anchor-item {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  text-align: center;
}

.price-anchor-item .label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.price-anchor-item .value {
  margin-top: 7px;
  font-size: 24px;
  font-weight: 800;
  color: #fff;
}

.price-anchor-item.anchor-main {
  background: rgba(var(--accent-rgb), 0.16);
  border-color: rgba(var(--accent-rgb), 0.42);
}

.price-section,
.compare-section,
.price-faq-section,
.notice-section {
  padding: 74px 0;
  background: #f8fafc;
}

.price-section + .price-section,
.compare-section {
  padding-top: 24px;
}

.price-note-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 20px 24px;
  margin-bottom: 36px;
  border: 1px solid #bfdbfe;
  border-left: 4px solid var(--primary);
  border-radius: 10px;
  background: #fff;
  color: #334155;
  font-size: 16px;
  line-height: 1.9;
}

.price-note-card i {
  margin-top: 6px;
  color: var(--primary);
}

.package-price-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.package-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 24px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.06);
}

.package-card.featured {
  border-color: rgba(var(--primary-rgb), 0.45);
  box-shadow: 0 14px 34px rgba(var(--primary-rgb), 0.12);
}

.package-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.package-name {
  font-size: 21px;
  line-height: 1.35;
  color: #111827;
}

.package-badge {
  flex: 0 0 auto;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--primary-bg);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 700;
}

.package-badge.hot {
  background: #fffbeb;
  color: #92400e;
}

.protocol-line,
.scene-line {
  margin-bottom: 14px;
  color: #475569;
  font-size: 15px;
  line-height: 1.7;
}

/* 月卡价格展示：原价（划线）+ 5折价（粗体大字） */
.monthly-price-display {
  margin: 18px 0;
  padding: 18px;
  border-radius: 8px;
  background: var(--primary-bg);
  border: 1px solid rgba(var(--primary-rgb), 0.18);
}

.original-price {
  display: block;
  font-size: 14px;
  color: #94a3b8;
  text-decoration: line-through;
  margin-bottom: 6px;
}

.discount-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.discount-price .price-main {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1;
}

.discount-price .price-unit {
  font-size: 14px;
  color: #64748b;
}

.discount-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  margin-left: 6px;
}

.package-points {
  display: grid;
  gap: 8px;
  margin: 14px 0 20px;
}

.package-points li {
  display: flex;
  gap: 8px;
  color: #334155;
  font-size: 14px;
  line-height: 1.6;
}

.package-points i {
  margin-top: 4px;
  color: var(--primary);
}

.package-footer {
  margin-top: auto;
}

.btn-buy {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 46px;
  padding: 11px 16px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-weight: 800;
}

.btn-buy:hover {
  color: #fff;
  transform: translateY(-1px);
}

.compare-table .price-strong {
  color: var(--primary-dark);
  font-weight: 800;
}

.protocol-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.protocol-card {
  padding: 22px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #fff;
}

.protocol-card h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.protocol-title-icon {
  color: var(--primary);
  margin-right: 8px;
}

.protocol-card p {
  color: #475569;
  line-height: 1.8;
}

.price-cta {
  background: linear-gradient(135deg, var(--primary-dark), #08111f);
  color: #fff;
  text-align: center;
}

.price-cta h2,
.price-cta p {
  color: #fff;
}

.youzhong-help .help-layout {
  align-items: flex-start;
}

.youzhong-help .article-item h3 {
  line-height: 1.45;
}

.youzhong-article {
  background: #fff;
}

.youzhong-article .article-hero {
  padding: 48px 0 42px;
}

.youzhong-article .article-hero .container {
  max-width: 1120px;
}

.youzhong-article .article-hero h1 {
  max-width: 920px;
  margin: 12px 0 0;
  font-size: 32px;
  line-height: 1.34;
  letter-spacing: 0;
}

.youzhong-article .article-hero p {
  max-width: 820px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 16px;
  line-height: 1.85;
}

.youzhong-article .article-category {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 11px;
  border: 1px solid rgba(254, 243, 199, 0.34);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  font-weight: 700;
}

.youzhong-article .article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.youzhong-article .breadcrumb {
  padding: 18px 0 0;
}

.youzhong-article .article-wrap {
  display: grid;
  grid-template-columns: minmax(0, 820px) 280px;
  justify-content: center;
  gap: 42px;
  align-items: flex-start;
  padding: 28px 0 72px;
}

.youzhong-article .article-body {
  min-width: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.youzhong-article .article-body h2 {
  margin: 38px 0 13px;
  font-size: 22px;
  line-height: 1.38;
  color: #0f172a;
}

.youzhong-article .article-body h3 {
  margin: 24px 0 8px;
  font-size: 17px;
  line-height: 1.45;
  color: #111827;
}

.youzhong-article .article-body p,
.youzhong-article .article-body li {
  color: #334155;
  font-size: 16px;
  line-height: 1.9;
}

.youzhong-article .article-body p {
  margin: 0 0 16px;
}

.youzhong-article .article-body > ul {
  display: grid;
  gap: 10px;
  margin: 12px 0 24px;
  padding: 0;
}

.youzhong-article .article-body > ul > li {
  position: relative;
  padding-left: 18px;
}

.youzhong-article .article-body > ul > li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--primary);
}

.youzhong-article .article-body a {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.youzhong-article .compare-table {
  margin: 22px 0 28px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  box-shadow: none;
}

.youzhong-article .compare-table thead th {
  background: #0f2a56;
}

.youzhong-article .compare-table tbody tr:hover {
  background: #f8fbff;
}

.key-points {
  margin: 0 0 30px;
  padding: 18px 20px;
  border: 1px solid #bfdbfe;
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  background: #f8fbff;
}

.key-points h2,
.key-points .kp-title {
  margin: 0 0 10px !important;
  color: var(--primary-dark);
  font-size: 15px !important;
  line-height: 1.45;
}

.key-points ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.key-points ul li {
  position: relative;
  padding-left: 18px;
  color: #334155;
  font-size: 14px !important;
  line-height: 1.7 !important;
}

.key-points ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--primary);
}

.youzhong-article .article-cta-card,
.youzhong-article .restriction-card {
  margin: 32px 0;
  padding: 22px 24px;
  border-radius: 8px;
}

.youzhong-article .article-cta-card {
  border: 1px solid #bfdbfe;
  background: #eff6ff;
}

.youzhong-article .article-cta-card h2,
.youzhong-article .restriction-card h2,
.youzhong-article .article-faq h2,
.youzhong-article .related-reads h2 {
  margin: 0 0 10px !important;
  font-size: 18px !important;
  line-height: 1.45;
}

.youzhong-article .article-cta-card .btn-buy {
  width: auto;
  min-width: 174px;
  margin-top: 10px;
}

.youzhong-article .article-faq,
.youzhong-article .related-reads {
  margin: 36px 0 0;
  padding: 26px 0 0;
  border: 0;
  border-top: 1px solid #e2e8f0;
  border-radius: 0;
  background: transparent;
}

.youzhong-article .related-reads p {
  margin: 0;
  padding: 9px 0;
  border-bottom: 1px solid #edf2f7;
}

.youzhong-article .related-reads p:last-child {
  border-bottom: 0;
}

.youzhong-article .article-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 38px 0 0;
  padding: 18px 0 0;
  border: 0;
  border-top: 1px solid #e2e8f0;
  border-radius: 0;
  background: transparent;
}

.youzhong-article .article-nav a {
  display: flex;
  align-items: center;
  min-height: 56px;
  padding: 14px 16px;
  border: 1px solid #dbe4ef;
  border-radius: 8px;
  background: #fff;
  color: var(--primary-dark);
  font-weight: 700;
}

.youzhong-article .article-sidebar {
  position: sticky;
  top: 92px;
  gap: 16px;
}

.youzhong-article .sidebar-box,
.youzhong-help .sidebar-box {
  padding: 20px;
  border-color: #e2e8f0;
  border-radius: 8px;
  box-shadow: none;
}

.youzhong-article .sidebar-box h4,
.youzhong-help .sidebar-box h4 {
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid #bfdbfe;
  font-size: 15px;
}

.youzhong-article .sidebar-action,
.youzhong-help .sidebar-action {
  border-radius: 8px;
}

.youzhong-article .sidebar-action.primary,
.youzhong-help .sidebar-action.primary {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.youzhong-help .page-header {
  padding: 52px 0 42px;
  text-align: left;
}

.youzhong-help .page-header p {
  max-width: 780px;
  margin: 12px 0 0;
  font-size: 16px;
}

.youzhong-help .help-search-section {
  padding: 26px 0;
  border-bottom: 1px solid #e2e8f0;
  background: #f8fafc;
}

.youzhong-help .help-search {
  max-width: 680px;
  margin: 0 0 16px;
}

.youzhong-help .help-search input {
  border-radius: 8px;
  border-width: 1px;
  background: #fff;
}

.youzhong-help .hot-search {
  text-align: left;
}

.youzhong-help .hot-search-tags {
  justify-content: flex-start;
}

.youzhong-help .hot-search-tags button {
  border-radius: 999px;
  background: #fff;
}

.youzhong-help .help-content-section {
  padding: 36px 0 72px;
}

.youzhong-help .help-layout {
  gap: 40px;
}

.youzhong-help .help-subnav {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid #e2e8f0;
}

.youzhong-help .help-subnav a,
.youzhong-help .help-subnav button {
  min-height: 36px;
  padding: 8px 14px;
  font-family: inherit;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  background: #fff;
  font-weight: 700;
  cursor: pointer;
}

.youzhong-help .help-subnav a:hover,
.youzhong-help .help-subnav button:hover,
.youzhong-help .help-subnav a.active,
.youzhong-help .help-subnav button.active {
  border-color: var(--primary);
  background: var(--primary-bg);
  color: var(--primary-dark);
}

.youzhong-help .article-list {
  gap: 12px;
}

.youzhong-help .article-item {
  flex-direction: row;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
  border-radius: 8px;
  background: #fff;
}

.youzhong-help .article-item:hover {
  border-color: #bfdbfe;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
  transform: translateY(-1px);
}

.youzhong-help .article-thumb,
.youzhong-help .icon-thumb {
  width: 54px;
  height: 54px;
  border-radius: 8px;
  background: var(--primary-bg);
}

.youzhong-help .icon-thumb i {
  font-size: 22px;
}

.youzhong-help .article-info h3 {
  margin-bottom: 7px;
  font-size: 17px;
  line-height: 1.45;
}

.youzhong-help .article-meta {
  gap: 10px 14px;
  margin-bottom: 8px;
  font-size: 12px;
}

.youzhong-help .article-excerpt {
  max-width: 780px;
  line-height: 1.75;
}

body.youzhong-site .notice-section {
  padding: 56px 0 64px;
}

body.youzhong-site .packages-preview .btn-cta-secondary {
  color: var(--primary-dark);
  border-color: rgba(var(--primary-rgb), 0.45);
  background: #fff;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
}

body.youzhong-site .packages-preview .btn-cta-secondary:hover {
  color: #fff;
  border-color: var(--primary);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.section-action-center {
  margin-top: 30px;
  text-align: center;
}

body.youzhong-site .faq,
body.youzhong-price .faq {
  padding: 72px 0;
}

body.youzhong-site .faq-list-2col,
body.youzhong-price .faq-list-2col {
  max-width: 1080px !important;
  gap: 14px;
}

body.youzhong-site .faq-item,
body.youzhong-price .faq-item {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.04);
}

body.youzhong-site .faq-question,
body.youzhong-price .faq-question {
  padding: 18px 22px;
  font-size: 16px;
  line-height: 1.55;
  font-weight: 700;
}

body.youzhong-site .faq-answer-inner,
body.youzhong-price .faq-answer-inner {
  padding: 0 22px 20px;
  font-size: 15px;
  line-height: 1.85;
}

body.youzhong-site button.faq-question,
body.youzhong-price button.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  appearance: none;
}

/* ============================================
   首页底部 CTA（.final-cta）深色渐变区
   ============================================ */
body.youzhong-site .final-cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--hero-bg-start), var(--hero-bg-end));
  text-align: center;
  position: relative;
  overflow: hidden;
}

body.youzhong-site .final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(20, 184, 166, 0.15), transparent 70%);
}

body.youzhong-site .final-cta .container {
  position: relative;
  z-index: 1;
}

body.youzhong-site .final-cta h2 {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}

body.youzhong-site .final-cta p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 16px;
  margin-bottom: 28px;
}

/* 首页套餐预览 & 价格页：4 卡统一 2×2 布局 */
body.youzhong-site .packages-preview .package-price-grid,
body.youzhong-price .package-price-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 1279px) {
  .restriction-list,
  .protocol-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .price-anchor-inner,
  .youzhong-article .article-wrap {
    grid-template-columns: 1fr;
  }

  .youzhong-article .article-sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .package-price-grid,
  .restriction-list,
  .protocol-grid,
  .article-nav {
    grid-template-columns: 1fr;
  }

  .youzhong-price .page-header,
  .youzhong-help .page-header,
  .youzhong-article .article-hero {
    padding: 54px 0 44px;
  }

  .package-card {
    padding: 20px;
  }

  .package-header {
    flex-direction: column;
  }

  body.youzhong-site .faq,
  body.youzhong-price .faq {
    padding: 56px 0;
  }
}

@media (max-width: 640px) {
  .youzhong-article .article-hero {
    padding: 42px 0 34px;
  }

  .youzhong-article .article-hero h1 {
    font-size: 25px;
    line-height: 1.32;
  }

  .youzhong-article .article-hero p,
  .youzhong-help .page-header p {
    font-size: 14px;
    line-height: 1.75;
  }

  .youzhong-article .article-wrap {
    padding: 22px 0 58px;
    gap: 28px;
  }

  .youzhong-article .article-body {
    overflow-x: hidden;
  }

  .youzhong-article .area-price-table,
  .youzhong-article .plan-price-table {
    display: block;
    border: 0;
    box-shadow: none;
  }

  .youzhong-article .area-price-table thead,
  .youzhong-article .plan-price-table thead {
    display: none;
  }

  .youzhong-article .area-price-table tbody,
  .youzhong-article .area-price-table tr,
  .youzhong-article .area-price-table td,
  .youzhong-article .plan-price-table tbody,
  .youzhong-article .plan-price-table tr,
  .youzhong-article .plan-price-table td {
    display: block;
    width: 100%;
  }

  .youzhong-article .area-price-table tr,
  .youzhong-article .plan-price-table tr {
    margin-bottom: 12px;
    padding: 14px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #fff;
  }

  .youzhong-article .area-price-table td,
  .youzhong-article .plan-price-table td {
    display: grid;
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 10px;
    padding: 7px 0;
    border-bottom: 1px solid #edf2f7;
    text-align: left;
    font-size: 13px;
  }

  .youzhong-article .area-price-table td:last-child,
  .youzhong-article .plan-price-table td:last-child {
    border-bottom: 0;
  }

  .youzhong-article .area-price-table td::before,
  .youzhong-article .plan-price-table td::before {
    color: #64748b;
    font-weight: 700;
  }

  .youzhong-article .area-price-table td:nth-child(1)::before { content: '区域'; }
  .youzhong-article .area-price-table td:nth-child(2)::before { content: '官方原价'; }
  .youzhong-article .area-price-table td:nth-child(3)::before { content: '当前权益价'; }

  .youzhong-article .plan-price-table td:nth-child(1)::before { content: '套餐'; }
  .youzhong-article .plan-price-table td:nth-child(2)::before { content: '协议'; }
  .youzhong-article .plan-price-table td:nth-child(3)::before { content: '区域'; }
  .youzhong-article .plan-price-table td:nth-child(4)::before { content: '权益价格'; }
  .youzhong-article .plan-price-table td:nth-child(5)::before { content: '适合场景'; }

  .youzhong-article .key-points,
  .youzhong-article .article-cta-card,
  .youzhong-article .restriction-card {
    padding: 18px;
  }

  .youzhong-help .page-header {
    padding: 42px 0 34px;
  }

  .youzhong-help .article-item {
    gap: 12px;
    padding: 16px;
  }

  .youzhong-help .article-thumb,
  .youzhong-help .icon-thumb {
    width: 44px;
    height: 44px;
  }

  .youzhong-help .icon-thumb i {
    font-size: 18px;
  }
}

body.youzhong-help .page-header {
  padding: 52px 0 42px;
  text-align: left;
}

body.youzhong-help .page-header p {
  max-width: 780px;
  margin: 12px 0 0;
  font-size: 16px;
}

body.youzhong-help .help-search {
  max-width: 680px;
  margin: 0 0 16px;
}

body.youzhong-help .hot-search {
  text-align: left;
}

body.youzhong-help .hot-search-tags {
  justify-content: flex-start;
}

body.youzhong-help .article-item {
  flex-direction: row;
  align-items: flex-start;
}

@media (max-width: 640px) {
  body.youzhong-help .page-header {
    padding: 42px 0 34px;
  }

  body.youzhong-help .page-header p {
    font-size: 14px;
    line-height: 1.75;
  }
}
/* === Official brand information blocks === */
.official-brand-block,
.official-steps {
  padding: 72px 0;
  background: #fff;
}

.official-brand-block + .official-steps {
  padding-top: 0;
}

.official-grid,
.official-step-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.official-card,
.official-step-card {
  height: 100%;
  border: 1px solid rgba(var(--primary-rgb), .14);
  border-radius: 8px;
  background: linear-gradient(180deg, #fff, rgba(var(--primary-rgb), .035));
  padding: 24px;
  box-shadow: 0 14px 36px rgba(15, 23, 42, .06);
}

.official-card i,
.official-step-card i {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  background: rgba(var(--primary-rgb), .1);
  margin-bottom: 16px;
}

.official-card h3,
.official-step-card h3 {
  margin: 0 0 10px;
  color: var(--text-primary, #0f172a);
  font-size: 18px;
  line-height: 1.35;
}

.official-card p,
.official-step-card p {
  margin: 0;
  color: var(--text-secondary, #475569);
  line-height: 1.75;
  font-size: 15px;
}

.official-step-card .step-index {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #fff;
  background: var(--primary);
  font-weight: 800;
  margin-bottom: 14px;
}

.official-note-card {
  margin-top: 26px;
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  background: rgba(var(--primary-rgb), .08);
  padding: 18px 20px;
  color: var(--text-secondary, #475569);
  line-height: 1.75;
}

@media (max-width: 1024px) {
  .official-grid,
  .official-step-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .official-brand-block,
  .official-steps {
    padding: 52px 0;
  }

  .official-grid,
  .official-step-grid {
    grid-template-columns: 1fr;
  }

  .official-card,
  .official-step-card {
    padding: 20px;
  }
}