:root {
  --bg-body: #f8f6f2;
  --bg-card: #ffffff;
  --bg-nav: #101b2b;
  --bg-footer: #0d141e;
  --bg-banner: #1a2639;
  --bg-faq: #ffffff;
  --bg-tag: #e9eef5;
  --bg-input: #ffffff;
  --bg-table-head: #1f2e44;
  --bg-table-stripe: #f2f5f9;
  --text-primary: #17202a;
  --text-heading: #0b1a2a;
  --text-secondary: #334155;
  --text-muted: #4b5a6e;
  --text-nav: #eef2f7;
  --text-nav-dark: #0b1a2a;
  --text-footer: #cbd5e1;
  --text-footer-heading: #f1f5f9;
  --text-link: #1d4ed8;
  --text-link-hover: #1e3a8a;
  --text-button: #ffffff;
  --text-button-dark: #0b1a2a;
  --text-tag: #1e293b;
  --text-faq-q: #0b1a2a;
  --text-faq-a: #1f2937;
  --text-breadcrumb: #3b4a5e;
  --text-breadcrumb-active: #0b1a2a;
  --border-light: #d9e0e8;
  --border-medium: #b6c2d0;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
  --brand-accent: #b8860b;
  --brand-accent-dark: #8b6508;
  --brand-accent-light: #d4a017;
  --glass-bg: rgba(255,255,255,0.72);
  --glass-border: rgba(255,255,255,0.35);
  --glass-blur: 18px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 40px;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease;
}

body.dark-mode {
  --bg-body: #0b121c;
  --bg-card: #16212e;
  --bg-nav: #0a121e;
  --bg-footer: #070d14;
  --bg-banner: #0f1a28;
  --bg-faq: #16212e;
  --bg-tag: #1e2b3c;
  --bg-input: #1e2b3c;
  --bg-table-head: #1f2e44;
  --bg-table-stripe: #1a2534;
  --text-primary: #e5e7eb;
  --text-heading: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #9ca8b8;
  --text-nav: #f1f5f9;
  --text-nav-dark: #f1f5f9;
  --text-footer: #b9c7d9;
  --text-footer-heading: #f1f5f9;
  --text-link: #7aa2f7;
  --text-link-hover: #a8c7fa;
  --text-button: #0b1a2a;
  --text-button-dark: #0b1a2a;
  --text-tag: #e2e8f0;
  --text-faq-q: #f1f5f9;
  --text-faq-a: #d1dbe8;
  --text-breadcrumb: #a0aec0;
  --text-breadcrumb-active: #f1f5f9;
  --border-light: #2a3a4e;
  --border-medium: #3e526a;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.5);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.55);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.6);
  --brand-accent: #d4a017;
  --brand-accent-dark: #b8860b;
  --brand-accent-light: #e8b923;
  --glass-bg: rgba(22,33,46,0.75);
  --glass-border: rgba(255,255,255,0.08);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.7;
  transition: background-color var(--transition-base), color var(--transition-base);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.6em;
}

h1 { font-size: 2.4rem; }
h2 {
  font-size: 1.9rem;
  border-left: 6px solid var(--brand-accent);
  padding-left: 0.8rem;
  margin-top: 2rem;
}
h3 { font-size: 1.5rem; margin-top: 1.5rem; }
h4 { font-size: 1.2rem; margin-top: 1.2rem; }

p, li, td, th, label, input, textarea, select, button, .text-content {
  color: var(--text-primary);
}

a {
  color: var(--text-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover, a:focus {
  color: var(--text-link-hover);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-nav);
  padding: 0.8rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color var(--transition-base);
}

.nav-brand {
  font-size: 1.6rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 1px;
  transition: transform var(--transition-fast);
}
.nav-brand:hover {
  transform: scale(1.03);
}
.nav-brand span {
  color: var(--brand-accent);
}

.nav-links {
  display: flex;
  gap: 1.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--text-nav);
  font-weight: 500;
  font-size: 1rem;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
  position: relative;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--brand-accent);
  transition: width var(--transition-base);
}
.nav-links a:hover,
.nav-links a:focus {
  color: #ffffff;
  border-bottom-color: transparent;
  text-decoration: none;
}
.nav-links a:hover::after,
.nav-links a:focus::after {
  width: 100%;
}

body.dark-mode .nav-links a {
  color: #e2e8f0;
}

.nav-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.theme-toggle, .menu-toggle {
  background: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-nav);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.theme-toggle:hover, .menu-toggle:hover {
  background: rgba(255,255,255,0.12);
  color: #ffffff;
  transform: translateY(-1px);
}
body.dark-mode .theme-toggle,
body.dark-mode .menu-toggle {
  color: #e2e8f0;
  border-color: #4a5f7a;
}

.mobile-menu {
  display: none;
  width: 100%;
  background: var(--bg-nav);
  padding: 1rem 0;
  flex-direction: column;
  gap: 0.8rem;
  border-top: 1px solid var(--border-light);
  animation: slideDown 0.3s ease;
}
.mobile-menu.active {
  display: flex;
}
.mobile-menu a {
  color: var(--text-nav);
  padding: 0.5rem 2rem;
  font-weight: 500;
  transition: background var(--transition-fast), padding-left var(--transition-fast);
}
.mobile-menu a:hover {
  background: rgba(255,255,255,0.06);
  padding-left: 2.4rem;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.breadcrumb {
  padding: 1rem 0;
  font-size: 0.9rem;
  color: var(--text-breadcrumb);
}
.breadcrumb a {
  color: var(--text-breadcrumb);
  transition: color var(--transition-fast);
}
.breadcrumb a:hover {
  color: var(--text-link);
}
.breadcrumb span {
  color: var(--text-breadcrumb-active);
  font-weight: 500;
}

.banner {
  background: linear-gradient(135deg, #1a2639 0%, #2a3f5f 40%, #1a2639 70%, #0f1a28 100%);
  background-size: 300% 300%;
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  margin: 1.5rem 0 2.5rem;
  position: relative;
  overflow: hidden;
  color: #ffffff;
  box-shadow: var(--shadow-md);
  animation: gradientShift 12s ease infinite;
}
body.dark-mode .banner {
  background: linear-gradient(135deg, #0f1a28 0%, #1a2f4a 40%, #0f1a28 70%, #070d14 100%);
  background-size: 300% 300%;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 40%, rgba(184,134,11,0.12) 0%, transparent 50%),
              radial-gradient(circle at 70% 60%, rgba(100,150,255,0.08) 0%, transparent 50%);
  pointer-events: none;
  animation: floatGlow 15s ease-in-out infinite;
}

@keyframes floatGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(3%, 3%); }
}

.banner-slide {
  display: none;
  text-align: center;
  position: relative;
  z-index: 1;
}
.banner-slide.active {
  display: block;
  animation: fadeSlideIn 0.6s ease;
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.banner h1 {
  color: #ffffff;
  font-size: 2.6rem;
  margin-bottom: 1rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.banner p {
  color: #f0f4fa;
  font-size: 1.15rem;
  max-width: 800px;
  margin: 0 auto 1.5rem;
  text-shadow: 0 1px 6px rgba(0,0,0,0.4);
}
.banner .btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--brand-accent), var(--brand-accent-light));
  color: #0b1a2a;
  font-weight: 700;
  padding: 0.8rem 2.2rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(184,134,11,0.35);
  position: relative;
  overflow: hidden;
}
.banner .btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}
.banner .btn:hover {
  background: linear-gradient(135deg, var(--brand-accent-light), var(--brand-accent));
  color: #0b1a2a;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(184,134,11,0.45);
}
.banner .btn:hover::before {
  left: 100%;
}

.banner-dots {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 2rem;
  position: relative;
  z-index: 1;
}
.banner-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: all var(--transition-base);
}
.banner-dots span.active {
  background: var(--brand-accent);
  transform: scale(1.25);
  box-shadow: 0 0 12px rgba(184,134,11,0.6);
}
.banner-dots span:hover {
  background: rgba(255,255,255,0.8);
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-accent), var(--brand-accent-light), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-accent);
}
.card:hover::before {
  opacity: 1;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.8rem;
  margin: 2rem 0;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.8rem;
  margin: 2rem 0;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.tag {
  display: inline-block;
  background: var(--bg-tag);
  color: var(--text-tag);
  padding: 0.25rem 0.9rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 500;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}
.tag:hover {
  background: var(--brand-accent);
  color: #0b1a2a;
  transform: translateY(-2px);
  border-color: var(--brand-accent);
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-heading);
  line-height: 1.2;
  background: linear-gradient(135deg, var(--brand-accent), var(--brand-accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.article-item {
  border-bottom: 1px solid var(--border-light);
  padding: 1.2rem 0;
  transition: all var(--transition-base);
  border-radius: var(--radius-sm);
}
.article-item:hover {
  padding-left: 0.8rem;
  background: var(--bg-tag);
  border-radius: var(--radius-sm);
}
.article-item:last-child {
  border-bottom: none;
}
.article-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 0.3rem;
  transition: color var(--transition-fast);
}
.article-item:hover .article-title {
  color: var(--brand-accent);
}
.article-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}
.article-summary {
  color: var(--text-primary);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}
.read-more {
  color: var(--text-link);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  display: inline-block;
}
.read-more:hover {
  color: var(--text-link-hover);
  transform: translateX(4px);
}

.faq-item {
  border-bottom: 1px solid var(--border-light);
  padding: 0.8rem 0;
  transition: background var(--transition-fast);
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-question {
  font-weight: 700;
  color: var(--text-faq-q);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  font-size: 1.05rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  user-select: none;
}
.faq-question:hover {
  color: var(--text-link);
  padding-left: 0.4rem;
}
.faq-question span {
  font-size: 1.3rem;
  font-weight: 400;
  transition: transform var(--transition-base), color var(--transition-fast);
  flex-shrink: 0;
  margin-left: 1rem;
}
.faq-answer {
  display: none;
  padding: 0.8rem 0 1rem;
  color: var(--text-faq-a);
  font-size: 0.98rem;
  line-height: 1.8;
  animation: fadeSlideIn 0.4s ease;
}
.faq-answer.active {
  display: block;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
th {
  background: var(--bg-table-head);
  color: #ffffff;
  font-weight: 600;
  padding: 0.8rem 1rem;
  text-align: left;
}
td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
  transition: background var(--transition-fast);
}
tr:nth-child(even) td {
  background: var(--bg-table-stripe);
}
tr:hover td {
  background: var(--bg-tag);
}

.form-group {
  margin-bottom: 1.2rem;
}
.form-group label {
  display: block;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  font-family: inherit;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px rgba(184,134,11,0.15);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.9;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-accent), var(--brand-accent-light));
  color: #0b1a2a;
  font-weight: 700;
  padding: 0.8rem 2rem;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-size: 1rem;
  transition: all var(--transition-base);
  box-shadow: 0 4px 16px rgba(184,134,11,0.3);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--brand-accent-light), var(--brand-accent));
  color: #0b1a2a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(184,134,11,0.4);
}
.btn-primary:hover::before {
  left: 100%;
}

.footer {
  background: var(--bg-footer);
  color: var(--text-footer);
  padding: 3rem 2rem 1.5rem;
  margin-top: 3rem;
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--brand-accent), transparent);
}
.footer a {
  color: var(--text-footer);
  text-decoration: none;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  display: inline-block;
}
.footer a:hover {
  color: #ffffff;
  text-decoration: underline;
  padding-left: 0.3rem;
}
.footer h4 {
  color: var(--text-footer-heading);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  margin-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-footer);
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: linear-gradient(135deg, var(--brand-accent), var(--brand-accent-light));
  color: #0b1a2a;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(184,134,11,0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  border: none;
  z-index: 99;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover {
  background: linear-gradient(135deg, var(--brand-accent-light), var(--brand-accent));
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 8px 28px rgba(184,134,11,0.5);
}

.search-box {
  display: flex;
  gap: 0.5rem;
  max-width: 400px;
  margin: 1rem 0;
}
.search-box input {
  flex: 1;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-pill);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  font-family: inherit;
}
.search-box input:focus {
  outline: none;
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px rgba(184,134,11,0.15);
}
.search-box input::placeholder {
  color: var(--text-muted);
}
.search-box button {
  background: linear-gradient(135deg, var(--brand-accent), var(--brand-accent-light));
  color: #0b1a2a;
  border: none;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 4px 12px rgba(184,134,11,0.25);
}
.search-box button:hover {
  background: linear-gradient(135deg, var(--brand-accent-light), var(--brand-accent));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(184,134,11,0.35);
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.lazy-img {
  background: var(--bg-tag);
  border-radius: var(--radius-sm);
  width: 100%;
  height: auto;
  display: block;
}

.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-heading { color: var(--text-heading); }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }
.py-2 { padding: 2rem 0; }
.text-center { text-align: center; }

@media (max-width: 768px) {
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
  .navbar { padding: 0.8rem 1rem; }
  .nav-links { display: none; }
  .menu-toggle { display: block; }
  .banner { padding: 2rem 1.2rem; }
  .banner h1 { font-size: 1.8rem; }
  .banner p { font-size: 1rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer { padding: 2rem 1rem 1rem; }
  .card { padding: 1.4rem; }
  .back-to-top {
    bottom: 1.2rem;
    right: 1.2rem;
    width: 42px;
    height: 42px;
    font-size: 1.3rem;
  }
  .search-box {
    max-width: 100%;
  }
}

@media (min-width: 769px) {
  .menu-toggle { display: none; }
  .mobile-menu { display: none !important; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

::selection {
  background: var(--brand-accent);
  color: #0b1a2a;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-body);
}
::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 5px;
  border: 2px solid var(--bg-body);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--brand-accent);
}

:focus-visible {
  outline: 2px solid var(--brand-accent);
  outline-offset: 2px;
}

@media print {
  .navbar, .footer, .back-to-top, .banner-dots, .theme-toggle, .menu-toggle {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
  .card {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}