/* ==========================================================================
   BoostNet 网络实验室 - 纯白科技 / 实验报告风格样式表
   Precision Network Lab Design System
   ========================================================================== */

:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F5F7F9;
  --bg-tertiary: #EDF2F5;
  --bg-footer: #F2F5F7;
  
  --text-primary: #17222D;
  --text-body: #4D5965;
  --text-muted: #7C8791;
  
  --color-blue: #2962FF;
  --color-blue-hover: #1E4ED8;
  --color-blue-light: #EEF3FF;
  --color-blue-border: #C8D8FF;
  
  --color-green: #35A58A;
  --color-green-light: #EDF8F4;
  --color-green-border: #B7E4D8;
  
  --border-color: #DCE4E9;
  --border-subtle: #E8EEF2;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
  
  --container-max: 1140px;
  --header-height: 68px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-body);
}

body {
  font-family: var(--font-sans);
  line-height: 1.68;
  color: var(--text-body);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-blue);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-blue-hover);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.35;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-decoration: none;
}

.brand-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  line-height: 1.15;
}

.brand-name span {
  color: var(--color-blue);
}

.brand-subtitle {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.2px;
  margin-top: 2px;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  padding: 6px 4px;
  border-bottom: 2px solid transparent;
  transition: all 0.15s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-blue);
  border-bottom-color: var(--color-blue);
}

.header-action {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-primary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 600;
  color: #FFFFFF !important;
  background-color: var(--color-blue);
  border: 1px solid var(--color-blue);
  border-radius: var(--radius-sm);
  transition: all 0.18s ease;
  white-space: nowrap;
}

.btn-primary-cta:hover {
  background-color: var(--color-blue-hover);
  border-color: var(--color-blue-hover);
  color: #FFFFFF !important;
}

.btn-secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.btn-secondary-link:hover {
  background-color: var(--bg-secondary);
  border-color: #CBD5E1;
  color: var(--text-primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  align-items: center;
  gap: 6px;
}

.mobile-menu-drawer {
  display: none;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  padding: 16px 24px 24px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
}

.mobile-menu-drawer.open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mobile-nav-link {
  display: block;
  padding: 10px 12px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
}

.mobile-nav-link:hover {
  background-color: var(--color-blue-light);
  color: var(--color-blue);
}

.mobile-menu-cta {
  margin-top: 16px;
  width: 100%;
  display: flex;
}

.mobile-menu-cta .btn-primary-cta {
  width: 100%;
  padding: 12px;
}

/* ==========================================================================
   Hero Section - 研究报告首页
   ========================================================================== */

.hero-section {
  padding: 56px 0 40px;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-header {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.lab-meta-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-green);
  display: inline-block;
  box-shadow: 0 0 0 2px var(--color-green-light);
}

.hero-brand {
  font-size: 54px;
  font-weight: 900;
  letter-spacing: -1.5px;
  color: var(--text-primary);
  line-height: 1.05;
  margin-bottom: 10px;
}

.hero-brand span {
  color: var(--color-blue);
}

.hero-title {
  font-size: 46px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 14px;
}

.hero-subtitle {
  font-size: 22px;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: 20px;
  letter-spacing: -0.3px;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-body);
  line-height: 1.75;
  max-width: 760px;
  margin: 0 auto 32px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Quick Observation Summary - 快速观察摘要
   ========================================================================== */

.quick-summary-bar {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 24px 0;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.summary-col {
  padding: 0 14px;
  border-right: 1px solid var(--border-color);
}

.summary-col:last-child {
  border-right: none;
}

.summary-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.summary-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}

/* ==========================================================================
   Section Common Layout & Lab Markers
   ========================================================================== */

.lab-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.lab-section.alt-bg {
  background-color: var(--bg-secondary);
}

.section-badge-num {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-blue);
  background-color: var(--color-blue-light);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  font-family: var(--font-mono);
}

.section-heading {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  margin-bottom: 16px;
  line-height: 1.3;
}

.section-lead {
  font-size: 16px;
  color: var(--text-body);
  line-height: 1.7;
  max-width: 820px;
  margin-bottom: 28px;
}

/* ==========================================================================
   Research Tables & Structures
   ========================================================================== */

.table-wrapper {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
  margin-bottom: 24px;
}

.lab-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.lab-table th {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 700;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.lab-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-body);
}

.lab-table tr:last-child td {
  border-bottom: none;
}

.lab-table tr:hover td {
  background-color: rgba(41, 98, 255, 0.02);
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.badge-tag.highlight {
  background-color: var(--color-blue-light);
  color: var(--color-blue);
  border: 1px solid var(--color-blue-border);
}

.badge-tag.success {
  background-color: var(--color-green-light);
  color: var(--color-green);
  border: 1px solid var(--color-green-border);
}

/* ==========================================================================
   Research Notice Box / Tips - 研究提示
   ========================================================================== */

.lab-note-box {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--color-blue);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 24px 0;
}

.lab-note-box.notice-green {
  border-left-color: var(--color-green);
  background-color: #FAFDFB;
}

.lab-note-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.lab-note-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lab-note-list li {
  font-size: 14px;
  color: var(--text-body);
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.lab-note-list li strong {
  color: var(--text-primary);
  white-space: nowrap;
}

/* ==========================================================================
   Long-term Observation UI - 长期使用观察
   ========================================================================== */

.observation-dashboard {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.obs-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
}

.obs-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.obs-item-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.obs-item-badge {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-green);
  background-color: var(--color-green-light);
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--color-green-border);
}

.obs-text {
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.68;
}

/* ==========================================================================
   Pricing Section - 套餐方案对比表
   ========================================================================== */

.pricing-table-container {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 20px;
}

.pricing-row-highlight {
  background-color: #FAF7FF;
  position: relative;
}

.recommend-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-blue);
  background-color: var(--color-blue-light);
  border: 1px solid var(--color-blue-border);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-left: 6px;
}

.plan-price-num {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
}

.plan-price-period {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.pricing-history-note {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 13.5px;
  color: var(--text-body);
  line-height: 1.65;
}

.pricing-history-note strong {
  color: var(--text-primary);
}

/* ==========================================================================
   Review Highlight Section - BoostNet 深度评测摘要
   ========================================================================== */

.review-summary-box {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  position: relative;
}

.original-quote-card {
  background-color: var(--bg-secondary);
  border-left: 3px solid var(--color-blue);
  padding: 20px 24px;
  margin: 20px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-body);
}

.original-quote-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-blue);
  margin-bottom: 6px;
  text-transform: none;
}

/* ==========================================================================
   Article Directory - 研究资料目录
   ========================================================================== */

.article-dir-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
}

.article-dir-item {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.article-dir-item:last-child {
  border-bottom: none;
}

.article-dir-item:hover {
  background-color: var(--bg-secondary);
}

.article-dir-num {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.article-dir-content h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  transition: color 0.15s ease;
}

.article-dir-item:hover .article-dir-content h3 {
  color: var(--color-blue);
}

.article-dir-desc {
  font-size: 13.5px;
  color: var(--text-body);
  line-height: 1.5;
  margin-bottom: 6px;
}

.article-dir-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.article-dir-action {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-blue);
  white-space: nowrap;
}

/* ==========================================================================
   FAQ Accordions - 常见问题
   ========================================================================== */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.15s ease;
}

.faq-item.active {
  border-color: var(--color-blue);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: inherit;
}

.faq-q-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.faq-q-num {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-blue);
  font-family: var(--font-mono);
  background-color: var(--color-blue-light);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.faq-icon {
  font-size: 18px;
  color: var(--text-muted);
  font-weight: 400;
  transition: transform 0.2s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--color-blue);
}

.faq-answer {
  display: none;
  padding: 0 24px 20px 58px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-body);
}

.faq-item.active .faq-answer {
  display: block;
}

/* ==========================================================================
   Article Pages Specific Styles
   ========================================================================== */

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.breadcrumb-nav a {
  color: var(--text-muted);
}

.breadcrumb-nav a:hover {
  color: var(--color-blue);
}

.article-header {
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 36px;
}

.article-title {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.article-meta-row {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-muted);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
}

.article-layout.no-sidebar {
  grid-template-columns: 1fr;
  max-width: 860px;
  margin: 0 auto;
}

.article-body {
  font-size: 16px;
  line-height: 1.82;
  color: var(--text-body);
}

.article-body h2 {
  font-size: 24px;
  font-weight: 800;
  margin: 44px 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.article-body h3 {
  font-size: 19px;
  font-weight: 700;
  margin: 30px 0 14px;
}

.article-body ul, .article-body ol {
  margin: 16px 0 20px 24px;
}

.article-body li {
  margin-bottom: 8px;
}

.article-toc {
  position: sticky;
  top: 90px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}

.toc-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toc-link {
  font-size: 13px;
  color: var(--text-body);
  line-height: 1.4;
  display: block;
  transition: color 0.15s ease;
}

.toc-link:hover {
  color: var(--color-blue);
}

.article-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 48px 0 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.pagination-card {
  padding: 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-decoration: none;
  display: block;
}

.pagination-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.pagination-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}

.pagination-card:hover .pagination-title {
  color: var(--color-blue);
}

/* ==========================================================================
   Category & Static Pages
   ========================================================================== */

.category-hero {
  padding: 48px 0 36px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.category-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.category-desc {
  font-size: 16px;
  color: var(--text-body);
  max-width: 760px;
  line-height: 1.7;
}

/* ==========================================================================
   Footer - 浅灰实验室风
   ========================================================================== */

.site-footer {
  background-color: var(--bg-footer);
  border-top: 1px solid var(--border-color);
  padding: 48px 0 32px;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1.2fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-col-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-body);
  font-size: 13.5px;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: var(--color-blue);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-external-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-external-links a {
  color: var(--text-muted);
  font-size: 12.5px;
}

.footer-external-links a:hover {
  color: var(--color-blue);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-brand {
    font-size: 44px;
  }
  .hero-title {
    font-size: 38px;
  }
  .summary-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .summary-col:nth-child(3) {
    border-right: none;
  }
  .summary-col:nth-child(4),
  .summary-col:nth-child(5) {
    border-top: 1px solid var(--border-color);
    padding-top: 14px;
  }
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-toc {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 62px;
  }
  .nav-desktop,
  .header-action .btn-primary-cta {
    display: none;
  }
  .mobile-menu-btn {
    display: inline-flex;
  }
  .hero-section {
    padding: 36px 0 28px;
  }
  .hero-brand {
    font-size: 36px;
  }
  .hero-title {
    font-size: 30px;
  }
  .hero-subtitle {
    font-size: 18px;
  }
  .hero-desc {
    font-size: 15px;
  }
  .summary-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .summary-col {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
  }
  .summary-col:last-child {
    border-bottom: none;
  }
  .observation-dashboard {
    grid-template-columns: 1fr;
  }
  .article-dir-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .article-dir-num {
    display: none;
  }
  .article-pagination {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-brand {
    font-size: 30px;
  }
  .hero-title {
    font-size: 24px;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-group .btn-primary-cta,
  .hero-cta-group .btn-secondary-link {
    width: 100%;
  }
  .section-heading {
    font-size: 22px;
  }
  .faq-answer {
    padding-left: 20px;
  }
}