/* ==========================================
   益阳市弘源生物科技有限公司 官网
   布局与导航栏样式
   ========================================== */

/* ========== 页面布局 ========== */

html, body {
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

body.menu-open {
  overflow: hidden;
}

main {
  flex: 1;
  padding-top: calc(var(--header-height) + var(--spacing-xl));
}

/* ========== 导航栏 ========== */

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  min-height: var(--header-height);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(22, 101, 52, 0.12);
  box-shadow: 0 12px 28px rgba(15, 94, 52, 0.08);
  z-index: var(--z-fixed);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), background var(--transition-normal);
  overflow: visible;
  backdrop-filter: blur(18px);
  isolation: isolate;
}

header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  opacity: 0;
  z-index: -1;
}

header::after {
  content: '';
  position: absolute;
  left: -5%;
  right: -5%;
  bottom: -28px;
  height: 56px;
  background:
    radial-gradient(circle at 20% 0%, rgba(34, 197, 94, 0.28) 0%, transparent 60%),
    radial-gradient(circle at 78% 0%, rgba(14, 165, 233, 0.22) 0%, transparent 62%);
  filter: blur(14px);
  pointer-events: none;
  opacity: 0.4;
}

header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 8px 20px rgba(15, 94, 52, 0.12);
  min-height: 96px;
}

.navbar-top {
  width: 100%;
  background: linear-gradient(90deg, rgba(34, 197, 94, 0.14) 0%, rgba(14, 165, 233, 0.12) 55%, rgba(255, 255, 255, 0.55) 100%);
  border-bottom: 1px solid rgba(14, 116, 144, 0.14);
  font-size: var(--font-size-sm);
  color: rgba(15, 94, 52, 0.85);
  padding: var(--spacing-xs) 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  overflow: hidden;
  max-height: 72px;
}

.navbar-top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.navbar-top-left,
.navbar-top-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.navbar-top-links a {
  color: rgba(15, 94, 52, 0.85);
  text-decoration: none;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.navbar-top-links a:hover {
  color: var(--color-secondary);
  transform: translateY(-1px);
}

.navbar-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 4px 12px;
  border-radius: var(--border-radius-full);
  background: rgba(14, 165, 233, 0.16);
  color: var(--color-secondary-dark);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.navbar-divider {
  width: 1px;
  height: 14px;
  background: rgba(14, 116, 144, 0.2);
}

.navbar-top a {
  color: inherit;
  text-decoration: none;
}

header.scrolled .navbar-top {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  max-height: 0;
  padding: 0;
  border-bottom: 0;
}

.navbar {
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: 0 var(--spacing-lg);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: var(--color-primary-dark);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-lg);
  padding: 0;
  transition: color var(--transition-fast), transform var(--transition-fast);
  background: none;
  box-shadow: none;
  line-height: 1.2;
  flex: 0 0 auto;
}

.navbar-brand:hover {
  color: var(--color-secondary);
  transform: translateY(-1px);
}

.navbar-brand-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.navbar-brand-main {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.navbar-brand-sub {
  font-size: 11px;
  color: var(--color-subtle);
  font-weight: var(--font-weight-medium);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

/* ========== 导航菜单 ========== */

.navbar-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--spacing-sm);
  margin: 0;
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  flex: 1 1 auto;
  justify-content: flex-end;
  flex-wrap: nowrap;
}

.navbar-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  transition: transform var(--transition-fast);
}

.navbar-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-full);
  color: var(--color-primary-dark);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.navbar-link:hover {
  color: var(--color-primary-dark);
  background: rgba(34, 197, 94, 0.18);
  box-shadow: 0 10px 22px rgba(34, 197, 94, 0.18);
  transform: translateY(-2px);
}

.navbar-link.active {
  color: var(--color-tertiary-dark);
  background: rgba(14, 165, 233, 0.18);
  box-shadow: 0 16px 32px rgba(14, 165, 233, 0.18);
}

.navbar-item-cta {
  margin-left: auto;
}

.navbar-link.navbar-link-cta {
  background: linear-gradient(120deg, rgba(34, 197, 94, 0.95), rgba(14, 165, 233, 0.9));
  color: var(--color-text-light);
  box-shadow: 0 18px 36px rgba(34, 197, 94, 0.2);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.5px;
}

.navbar-link.navbar-link-cta:hover {
  color: var(--color-text-light);
  background: linear-gradient(120deg, rgba(22, 163, 74, 0.95), rgba(8, 145, 178, 0.9));
  box-shadow: 0 22px 48px rgba(14, 165, 233, 0.22);
}

/* ========== 下拉菜单 ========== */

.navbar-item.has-dropdown > .navbar-link::after {
  content: '▾';
  font-size: var(--font-size-xs);
  margin-left: var(--spacing-xs);
  transition: transform var(--transition-fast);
  opacity: 0.7;
}

.navbar-item:hover,
.navbar-item:focus-within {
  transform: translateY(-2px);
}

.navbar-item:hover > .navbar-link::after,
.navbar-item:focus-within > .navbar-link::after,
.navbar-item.active > .navbar-link::after {
  transform: rotateX(180deg);
}

.navbar-dropdown {
  position: absolute;
  top: calc(100% + var(--spacing-sm));
  left: 0;
  background: rgba(255, 255, 255, 0.98);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 28px 56px rgba(15, 94, 52, 0.18);
  border: 1px solid rgba(34, 197, 94, 0.14);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
  z-index: var(--z-dropdown);
  margin-top: 0;
  list-style: none;
  padding: var(--spacing-sm);
  backdrop-filter: blur(8px);
}

.navbar-dropdown::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 24px;
  width: 16px;
  height: 16px;
  background: inherit;
  transform: rotate(45deg);
  border-left: 1px solid rgba(34, 197, 94, 0.14);
  border-top: 1px solid rgba(34, 197, 94, 0.14);
  border-radius: 3px 0 0 0;
}

.navbar-item:hover .navbar-dropdown,
.navbar-item:focus-within .navbar-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.navbar-dropdown-item + .navbar-dropdown-item {
  margin-top: var(--spacing-xs);
}

.navbar-dropdown-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  border-radius: var(--border-radius-md);
}

.navbar-dropdown-link:hover,
.navbar-dropdown-link:focus {
  background: rgba(34, 197, 94, 0.12);
  color: var(--color-secondary);
  box-shadow: 0 12px 24px rgba(34, 197, 94, 0.12);
  transform: translateX(4px);
}

/* ========== 移动菜单按钮 ========== */

.navbar-toggle {
  display: none;
  background: rgba(34, 197, 94, 0.16);
  border: none;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-primary-dark);
  font-size: var(--font-size-xl);
  line-height: 1;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.navbar-toggle:hover {
  background: rgba(14, 165, 233, 0.18);
  box-shadow: 0 12px 24px rgba(14, 165, 233, 0.18);
  transform: translateY(-1px);
}

/* ========== 页脚 ========== */

footer {
  position: relative;
  background: linear-gradient(165deg, rgba(22, 101, 52, 0.98) 0%, rgba(14, 116, 144, 0.95) 55%, rgba(146, 64, 14, 0.9) 100%);
  color: var(--color-text-light);
  padding: var(--spacing-3xl) var(--spacing-lg) calc(var(--spacing-3xl) + 24px);
  margin-top: auto;
  overflow: visible;
}

footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 10% 20%, rgba(125, 211, 173, 0.25) 0%, transparent 55%),
    radial-gradient(circle at 85% 25%, rgba(125, 211, 173, 0.2) 0%, transparent 60%),
    radial-gradient(circle at 15% 85%, rgba(57, 197, 187, 0.25) 0%, transparent 65%);
  opacity: 0.9;
  pointer-events: none;
}

.footer-top {
  position: relative;
  z-index: 1;
  margin-bottom: var(--spacing-2xl);
}

.footer-top-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-2xl);
  padding: var(--spacing-xl) var(--spacing-2xl);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(6px);
  flex-wrap: wrap;
}

.footer-top-text {
  display: grid;
  gap: var(--spacing-sm);
  max-width: 520px;
}

.footer-top-kicker {
  font-size: var(--font-size-sm);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(224, 242, 254, 0.85);
}

.footer-top-text h3 {
  margin: 0;
  font-size: var(--font-size-2xl);
  color: var(--color-text-light);
}

.footer-top-text p {
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
  line-height: var(--line-height-relaxed);
}

.footer-top-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-hotline {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 24px rgba(15, 94, 52, 0.24);
}

.footer-hotline span {
  font-size: var(--font-size-xs);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.footer-hotline strong {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  letter-spacing: 1px;
}

.footer-content {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
  z-index: 1;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  flex: 1 1 320px;
  max-width: 420px;
  min-width: 260px;
}

.footer-section {
  flex: 1 1 200px;
  min-width: 200px;
}

.footer-brand h3 {
  font-size: var(--font-size-2xl);
  margin: 0;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.8);
  line-height: var(--line-height-relaxed);
}

.footer-brand ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--spacing-sm);
}

.footer-brand li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-sm);
}

.footer-social {
  display: grid;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.footer-social span {
  font-size: var(--font-size-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.footer-social-links a {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 6px 12px;
  border-radius: var(--border-radius-full);
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.footer-social-links a:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.footer-section h3 {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-lg);
  position: relative;
}

.footer-section h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 36px;
  height: 3px;
  background: rgba(234, 179, 8, 0.8);
  border-radius: var(--border-radius-full);
}

.footer-section ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--spacing-sm);
}

.footer-section li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.85);
}

.footer-section a {
  color: inherit;
  text-decoration: none;
  opacity: 0.85;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.footer-section a:hover {
  opacity: 1;
  transform: translateX(4px);
}

.footer-bottom {
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  z-index: 1;
}

.footer-bottom-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--color-text-light);
}

/* ========== 主内容区域 ========== */

main {
  background: linear-gradient(180deg, rgba(244, 251, 246, 0.92) 0%, rgba(255, 255, 255, 1) 55%, rgba(224, 242, 254, 0.9) 100%);
}

.page-section {
  position: relative;
  padding: var(--spacing-3xl) var(--spacing-lg);
  overflow: hidden;
}

.page-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 15% 20%, rgba(34, 197, 94, 0.12) 0%, transparent 60%),
              radial-gradient(circle at 85% 25%, rgba(14, 165, 233, 0.12) 0%, transparent 65%);
  opacity: 0.8;
  pointer-events: none;
}

.page-section > * {
  position: relative;
  z-index: 1;
}

.section-heading {
  text-align: center;
  max-width: 760px;
  margin: 0 auto var(--spacing-2xl);
  display: grid;
  gap: var(--spacing-sm);
}

.section-heading.align-left {
  text-align: left;
  margin-left: 0;
}

.section-heading h2 {
  margin: 0;
}

.section-heading p {
  color: var(--color-subtle);
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-full);
  background: rgba(14, 165, 233, 0.15);
  color: var(--color-tertiary-dark);
  font-size: var(--font-size-xs);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.page-section.light {
  background: rgba(255, 255, 255, 0.92);
  border-radius: 24px;
  box-shadow: 0 18px 40px rgba(15, 92, 52, 0.12);
}

.page-section.dark {
  background: linear-gradient(155deg, rgba(22, 101, 52, 0.95) 0%, rgba(12, 74, 110, 0.95) 70%);
  color: var(--color-text-light);
  border-radius: 24px;
  box-shadow: 0 24px 48px rgba(15, 92, 52, 0.2);
}

.page-section.accent {
  background: linear-gradient(140deg, rgba(251, 234, 215, 0.92) 0%, rgba(220, 252, 231, 0.92) 100%);
  border-radius: 24px;
  box-shadow: 0 20px 42px rgba(250, 204, 21, 0.16);
}

.page-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.page-header h1 {
  margin-bottom: var(--spacing-md);
}

.page-header p {
  font-size: var(--font-size-lg);
  color: var(--color-text-medium);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== 面包屑导航 ========== */

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-lg);
  color: var(--color-subtle);
  background: rgba(255, 255, 255, 0.8);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-full);
  box-shadow: 0 12px 24px rgba(15, 94, 52, 0.1);
}

.breadcrumb a {
  color: var(--color-primary);
}

.breadcrumb-separator {
  color: var(--color-border);
}

/* ========== 响应式设计 ========== */

@media (max-width: 1024px) {
  .navbar {
    gap: var(--spacing-md);
    flex-wrap: wrap;
  }

  .navbar-top .container {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
  
  .navbar-brand {
    margin-bottom: var(--spacing-sm);
  }
  
  .navbar-brand-main,
  .navbar-brand-sub {
    white-space: normal;
  }
  
  .footer-top-content {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }
  
  .navbar-menu {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(255, 255, 255, 0.85);
    border-radius: var(--border-radius-xl);
    box-shadow: 0 18px 36px rgba(15, 94, 52, 0.12);
    flex: 1 1 100%;
  }
  
  .navbar-link {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
  }
  
  .footer-content {
    gap: var(--spacing-md);
  }
  
  .footer-brand {
    flex: 1 1 100%;
    max-width: none;
    order: -1;
    min-width: 0;
  }
  
  .footer-section {
    flex: 1 1 calc(50% - var(--spacing-lg));
    min-width: 220px;
  }
}

@media (max-width: 768px) {
  main {
    padding-top: calc(var(--header-height) + var(--spacing-lg));
  }
  
  .navbar-top {
    display: none;
  }
  
  .navbar {
    padding: 0 var(--spacing-md);
    gap: var(--spacing-md);
  }
  
  .navbar-brand {
    padding: 0;
    box-shadow: none;
  }
    
  .navbar-brand-text {
    display: flex;
  }
  
  .navbar-brand-main {
    font-size: var(--font-size-base);
    letter-spacing: 0.5px;
    white-space: normal;
  }
  
  .navbar-brand-sub {
    font-size: 10px;
    letter-spacing: 2px;
    white-space: normal;
  }
  
  .navbar-toggle {
    display: block;
  }
  
  .navbar-menu {
    position: fixed;
    top: calc(var(--header-height) - 6px);
    left: var(--spacing-md);
    right: var(--spacing-md);
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.96);
    border-radius: 20px;
    padding: var(--spacing-lg) var(--spacing-md);
    border: 1px solid rgba(34, 197, 94, 0.18);
    box-shadow: 0 40px 70px rgba(15, 94, 52, 0.25);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: max-height var(--transition-normal), opacity var(--transition-normal), transform var(--transition-normal);
    z-index: var(--z-dropdown);
  }
  
  .navbar-menu.active {
    max-height: 80vh;
    opacity: 1;
    transform: translateY(0);
  }
  
  .navbar-item {
    width: 100%;
    height: auto;
    border-bottom: none;
    flex-direction: column;
    align-items: stretch;
  }
  
  .navbar-link {
    width: 100%;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
  }
  
  .navbar-item-cta {
    margin-left: 0;
  }
  
  .navbar-link.navbar-link-cta {
    justify-content: center;
    font-size: var(--font-size-base);
  }
  
  .footer-top-actions {
    width: 100%;
    justify-content: flex-start;
  }
  
  .footer-hotline {
    width: 100%;
  }
  
  .footer-bottom-content {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  
  .navbar-item.has-dropdown > .navbar-link::after {
    transform: rotate(0);
  }
  
  .navbar-dropdown {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    border: none;
    box-shadow: none;
    padding: 0;
    margin-top: var(--spacing-xs);
    background: transparent;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
  }
  
  .navbar-item.active .navbar-dropdown {
    max-height: 400px;
  }
  
  .navbar-dropdown::before {
    display: none;
  }
  
  .navbar-dropdown-link {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    background: rgba(34, 197, 94, 0.08);
  }
  
  .footer-brand {
    order: -1;
    flex: 1 1 100%;
  }
  
  .footer-section {
    flex: 1 1 100%;
    min-width: 0;
  }
  
  .page-section {
    padding: var(--spacing-2xl) var(--spacing-md);
  }
}