/* === 小猫PPTP 品牌主题 === */
:root {
  --primary:        #3b82f6;
  --primary-light:  #60a5fa;
  --primary-dark:   #2563eb;
  --primary-rgb:    59, 130, 246;
  --primary-bg:     #eff6ff;

  --hero-bg-start:  #07152f;
  --hero-bg-end:    #0f2f5f;
  --hero-accent:    #38bdf8;

  --accent:         #f97316;
  --accent-dark:    #c2410c;
  --accent-rgb:     249, 115, 22;

  --max-width: 1320px;
}

.hero {
  background:
    radial-gradient(circle at 78% 18%, rgba(56,189,248,.26), transparent 28%),
    radial-gradient(circle at 12% 82%, rgba(59,130,246,.28), transparent 30%),
    linear-gradient(135deg, var(--hero-bg-start), var(--hero-bg-end));
}

.hero-badge,
.page-header {
  background:
    radial-gradient(circle at 84% 16%, rgba(56,189,248,.22), transparent 32%),
    linear-gradient(135deg, var(--hero-bg-start), var(--hero-bg-end));
}

.logo img {
  height: 42px;
  width: auto;
}

.hero-showcase {
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 30px 90px rgba(0,0,0,.34), 0 0 0 10px rgba(255,255,255,.05);
}

.hero-feature-card {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.18);
}

.stat-item .stat-number,
.stat-item .stat-label {
  display: block;
}

.stat-item .stat-label {
  margin-top: 8px;
}

.stats-grid .stat-item:last-child .stat-number {
  font-size: 30px;
  line-height: 1.12;
}

.price-main {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 0 0 12px;
  color: var(--primary-dark);
}

.price-main strong {
  font-size: 34px;
  line-height: 1;
}

.price-main span {
  color: var(--text-secondary);
  font-size: 14px;
}

.key-points,
.related-articles a {
  border: 1px solid rgba(var(--primary-rgb), .16);
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 16px 45px rgba(15,47,95,.08);
}

.notice-card {
  padding: 18px 22px;
  border: 1px solid rgba(var(--primary-rgb), .16);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(var(--primary-rgb), .08), rgba(var(--accent-rgb), .06));
  color: var(--text-secondary);
  line-height: 1.8;
  box-shadow: var(--shadow-sm);
}

.price-note {
  margin-bottom: 28px;
}

.pricing-page .page-header,
.help-page .page-header {
  padding: 32px 0;
}

.pricing-page .page-header h1,
.help-page .page-header h1 {
  font-size: 28px;
}

.pricing-page .page-header p,
.help-page .page-header p {
  max-width: 980px;
  margin: 0 auto;
  line-height: 1.7;
}

.pricing-page .price-section:first-of-type {
  padding-top: 34px;
}

.help-subnav button {
  border: 0;
  color: var(--text-secondary);
  background: var(--bg-light);
  border-radius: 20px;
  padding: 8px 20px;
  cursor: pointer;
  transition: var(--transition-base);
  font: inherit;
}

.help-subnav button.active,
.help-subnav button:hover {
  background: var(--primary);
  color: #fff;
}

.pricing-page .price-section > .container {
  max-width: 1440px;
  padding-left: 28px;
  padding-right: 28px;
}

.pricing-page .section-header {
  margin-bottom: 36px;
}

.pricing-page .section-title {
  font-size: 34px;
}

.pricing-page .section-subtitle {
  font-size: 16px;
  line-height: 1.7;
}

.price-section {
  padding: 52px 0;
}

.price-grid {
  grid-template-columns: repeat(auto-fit, minmax(288px, 1fr));
  gap: 28px;
  align-items: stretch;
}

.price-grid .package-card.price-card-color {
  display: flex;
  flex-direction: column;
  overflow: visible;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 28px rgba(15, 23, 42, .06);
  background: var(--bg-white);
}

.price-card-color .package-header {
  min-height: 124px;
  padding: 34px 30px 26px;
  gap: 16px;
  align-items: flex-start;
}

.price-card-color .package-header .package-name {
  flex: 1;
  font-size: 20px;
  line-height: 1.36;
  max-width: calc(100% - 92px);
  word-break: break-word;
}

.price-card-color .package-header .package-badge {
  flex: 0 0 auto;
  max-width: 84px;
  white-space: normal;
  text-align: center;
  line-height: 1.25;
  padding: 8px 11px;
  font-size: 13px;
  border-radius: 18px;
}

.price-grid .package-body {
  flex: 1;
  padding: 26px 30px 24px;
}

.price-grid .price-main {
  margin: 0 0 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.price-grid .price-main strong {
  font-size: 32px;
  letter-spacing: 0;
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color);
}

.price-row:last-of-type {
  border-bottom: none;
}

.price-row .price-label {
  flex: 0 0 auto;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.55;
}

.price-row .price-value {
  min-width: 0;
  text-align: right;
  font-size: 20px;
  line-height: 1.5;
  font-weight: 800;
  color: var(--primary);
  overflow-wrap: anywhere;
}

.price-row .price-value.price-text {
  max-width: 230px;
  font-size: 15px;
  line-height: 1.55;
  font-weight: 700;
}

.price-row .price-value.price-na {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
}

.price-save-tag {
  display: inline-flex;
  align-items: flex-start;
  gap: 6px;
  max-width: 100%;
  margin-top: 14px;
  padding: 9px 12px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--accent-dark);
  background: rgba(var(--accent-rgb), .08);
  border: 1px solid rgba(var(--accent-rgb), .24);
  border-radius: 999px;
}

.price-save-tag i {
  margin-top: 2px;
  flex: 0 0 auto;
}

.price-grid .package-footer {
  padding: 0 30px 28px;
}

.price-grid .btn-buy {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 12px 26px rgba(var(--primary-rgb), .22);
  padding: 16px 18px;
  font-size: 17px;
  line-height: 1.4;
}

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

.price-grid .price-badge-hot {
  top: -10px;
  z-index: 5;
}

.pricing-page #pptp-l2tp {
  background: #fff;
}

.pricing-page #app {
  background: var(--bg-light);
}

.product-intro-grid,
.warning-grid,
.help-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.warning-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.product-intro-content,
.warning-card,
.help-card,
.quick-panel {
  padding: 24px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.product-intro-content h3,
.warning-card h3,
.help-card h3,
.quick-panel h3 {
  margin-bottom: 10px;
  color: var(--text-primary);
}

.product-intro-content p,
.warning-card p,
.help-card p,
.quick-panel p {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.warning-section {
  background: linear-gradient(180deg, #eff6ff 0%, #fff 100%);
}

.warning-card {
  border-color: rgba(var(--accent-rgb), .28);
  background: linear-gradient(135deg, #fff7ed, #fff);
}

.section-more {
  margin-top: 32px;
  text-align: center;
}

.article-list .container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.help-page .breadcrumb {
  background: #fff;
}

.help-page .news {
  padding: 34px 0 20px;
  background: #fff;
}

.help-page div.help-search {
  max-width: 640px;
  margin-bottom: 22px;
}

.help-page .help-subnav {
  margin-bottom: 0;
}

.help-page .article-list {
  padding: 34px 0 52px;
  background: var(--bg-light);
}

.help-page .article-list .container {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.help-page .article-item {
  min-height: 192px;
  padding: 22px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.help-page .article-info {
  min-width: 0;
}

.help-page .article-info h3 {
  line-height: 1.45;
}

.help-page .features {
  padding: 54px 0;
  background: #fff;
}

.help-subnav {
  justify-content: center;
}

.article-item .read-more {
  color: var(--primary);
  font-weight: 700;
}

.article-help-aside {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.quick-panel {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.quick-panel h3 {
  color: #fff;
}

.quick-panel p {
  color: rgba(255,255,255,.82);
}

.quick-panel a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  color: var(--primary-dark);
  background: #fff;
  font-weight: 700;
}

.key-points {
  padding: 22px 24px;
  margin: 20px 0 28px;
}

.kp-title {
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.related-articles {
  display: grid;
  gap: 14px;
  margin: 18px 0 28px;
}

.related-articles a {
  padding: 16px 18px;
  color: var(--text-primary);
}

.related-articles span {
  display: block;
  color: var(--primary);
  font-size: 13px;
  margin-bottom: 5px;
}

.toc-list {
  display: grid;
  gap: 10px;
}

.toc-list a {
  color: var(--text-secondary);
  font-size: 14px;
}

.toc-list a.active,
.toc-list a:hover {
  color: var(--primary);
}

[data-package-card].is-hidden,
.article-item.is-hidden {
  display: none !important;
}

.xiaomao-packages-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: stretch;
}

.xiaomao-packages-grid .package-card {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.xiaomao-packages-grid .package-card.package-featured {
  overflow: visible;
  padding-top: 26px;
  transform: none;
}

.xiaomao-packages-grid .price-badge-hot {
  top: -16px;
  z-index: 3;
}

.xiaomao-packages-grid .package-header {
  min-height: 106px;
  align-items: flex-start;
  gap: 12px;
}

.xiaomao-packages-grid .package-name {
  line-height: 1.35;
}

.xiaomao-packages-grid .package-badge {
  flex: 0 0 auto;
  max-width: 86px;
  white-space: normal;
  text-align: center;
  line-height: 1.25;
}

.xiaomao-packages-grid .package-body {
  flex: 1;
}

.xiaomao-packages-grid .package-features {
  margin-top: 18px;
}

.xiaomao-packages-grid .package-features li {
  align-items: flex-start;
}

.xiaomao-packages-grid .btn-package {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 10px 24px rgba(var(--primary-rgb), .22);
}

.xiaomao-packages-grid .btn-package:hover {
  color: #fff;
  transform: translateY(-1px);
}

.faq-list:not(.faq-list-2col) {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.faq-list-2col {
  gap: 14px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-item.open {
  border-color: rgba(var(--primary-rgb), .38);
  box-shadow: 0 12px 30px rgba(15,47,95,.08);
}

.faq-question {
  padding: 18px 22px;
}

.faq-question h3 {
  font-size: 15px;
  font-weight: 800;
}

.faq-answer-inner {
  padding: 0 22px 18px;
}

.help-card-grid .help-card {
  min-height: 150px;
}

.help-card-grid .help-card h3 {
  display: flex;
  align-items: center;
  gap: 10px;
}

.help-card-grid .help-card i {
  color: var(--primary);
}

/* === 价格页底部内容区字号统一 === */
.pricing-page .compare-section {
  padding: 72px 0;
}

.pricing-page .compare-table {
  font-size: 15px;
}

.pricing-page .compare-table thead th {
  padding: 16px 14px;
  font-size: 15px;
}

.pricing-page .compare-table tbody td {
  padding: 15px 14px;
  font-size: 15px;
  line-height: 1.6;
}

.pricing-page .compare-table tbody td:first-child {
  padding-left: 18px;
}

.pricing-page .faq {
  padding: 80px 0;
}

.pricing-page .faq-question {
  padding: 22px 26px;
}

.pricing-page .faq-question h3 {
  font-size: 17px;
  line-height: 1.5;
}

.pricing-page .faq-answer-inner {
  padding: 0 26px 22px;
  font-size: 16px;
  line-height: 1.75;
}

.pricing-page .price-cta {
  padding: 64px 0;
}

.pricing-page .price-cta h2 {
  font-size: 28px;
  margin-bottom: 16px;
}

.pricing-page .price-cta p {
  font-size: 17px;
  line-height: 1.7;
  max-width: 760px;
  margin: 0 auto 28px;
}

.pricing-page .price-cta .btn-cta-primary {
  font-size: 17px;
  padding: 16px 32px;
}

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

  .price-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-intro-grid,
  .warning-grid,
  .help-card-grid,
  .article-help-aside {
    grid-template-columns: 1fr;
  }

  .help-page .article-list .container {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 640px) {
  .xiaomao-packages-grid {
    grid-template-columns: 1fr;
  }

  .price-grid {
    grid-template-columns: 1fr;
  }

  .price-card-color .package-header .package-name {
    max-width: none;
  }

  .price-row {
    align-items: flex-start;
  }
}
/* === 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;
  }
}