:root {
  --primary: #c0392b;
  --primary-dark: #a93226;
  --primary-light: #e74c3c;
  --primary-glow: rgba(192, 57, 43, 0.3);
  --accent: #e67e22;
  --accent-light: #f39c12;
  --warm: #fdf2e9;
  --warm-deep: #fdebd0;
  --text-primary: #2c3e50;
  --text-secondary: #5d6d7e;
  --text-muted: #95a5a6;
  --bg-primary: #fefcf9;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.82);
  --bg-glass: rgba(255, 255, 255, 0.65);
  --border-color: rgba(192, 57, 43, 0.12);
  --shadow-sm: 0 2px 8px rgba(192, 57, 43, 0.06);
  --shadow-md: 0 4px 20px rgba(192, 57, 43, 0.1);
  --shadow-lg: 0 8px 40px rgba(192, 57, 43, 0.14);
  --shadow-glow: 0 0 30px rgba(192, 57, 43, 0.15);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #e74c3c;
    --primary-dark: #c0392b;
    --primary-light: #ff6b5b;
    --primary-glow: rgba(231, 76, 60, 0.25);
    --accent: #f39c12;
    --accent-light: #f1c40f;
    --warm: #1a1210;
    --warm-deep: #241815;
    --text-primary: #ecf0f1;
    --text-secondary: #bdc3c7;
    --text-muted: #7f8c8d;
    --bg-primary: #0f0d0c;
    --bg-secondary: #1a1514;
    --bg-card: rgba(30, 22, 20, 0.85);
    --bg-glass: rgba(30, 22, 20, 0.7);
    --border-color: rgba(231, 76, 60, 0.18);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(231, 76, 60, 0.12);
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: var(--primary-light);
}

a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

ul, ol {
  list-style: none;
}

/* ===== HEADER ===== */
header[role="banner"] {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-smooth), box-shadow var(--transition-smooth);
}

header[role="banner"]:hover {
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}

.header-inner > a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
  flex-shrink: 0;
  transition: transform var(--transition-bounce);
}

.header-inner > a:hover {
  transform: scale(1.04);
}

.header-inner > a svg {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-smooth), transform var(--transition-bounce);
}

.header-inner > a:hover svg {
  box-shadow: var(--shadow-glow);
  transform: rotate(-5deg) scale(1.08);
}

.header-inner > a span {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav[role="navigation"] ul {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

nav[role="navigation"] ul li a {
  display: block;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: all var(--transition-fast);
  position: relative;
}

nav[role="navigation"] ul li a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  transition: transform var(--transition-smooth);
}

nav[role="navigation"] ul li a:hover {
  color: var(--primary);
  background: var(--primary-glow);
}

nav[role="navigation"] ul li a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

/* ===== MAIN ===== */
main[role="main"] {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* ===== HERO ===== */
#hero {
  position: relative;
  margin: 32px 0 48px;
  padding: 64px 48px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, #c0392b 0%, #e74c3c 30%, #e67e22 70%, #f39c12 100%);
  color: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  animation: heroGlow 6s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { box-shadow: 0 8px 40px rgba(192, 57, 43, 0.2); }
  100% { box-shadow: 0 8px 60px rgba(230, 126, 34, 0.35); }
}

#hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: floatOrb 8s ease-in-out infinite;
}

#hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: floatOrb 10s ease-in-out infinite reverse;
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.1); }
}

#hero h1 {
  position: relative;
  z-index: 1;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.15);
  animation: fadeInUp 0.8s ease-out both;
}

#hero p {
  position: relative;
  z-index: 1;
  font-size: 1.05rem;
  line-height: 1.85;
  margin-bottom: 16px;
  opacity: 0.95;
  max-width: 800px;
  animation: fadeInUp 0.8s ease-out both;
}

#hero p:nth-of-type(1) { animation-delay: 0.1s; }
#hero p:nth-of-type(2) { animation-delay: 0.2s; }

#hero strong {
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

#hero nav[aria-label="面包屑导航"] {
  position: relative;
  z-index: 1;
  margin-top: 24px;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

#hero nav[aria-label="面包屑导航"] ol {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  flex-wrap: wrap;
}

#hero nav[aria-label="面包屑导航"] ol li {
  display: flex;
  align-items: center;
  gap: 8px;
}

#hero nav[aria-label="面包屑导航"] ol li + li::before {
  content: '/';
  opacity: 0.6;
  font-weight: 300;
}

#hero nav[aria-label="面包屑导航"] ol li a {
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

#hero nav[aria-label="面包屑导航"] ol li a:hover {
  color: #fff;
  opacity: 1;
}

#hero nav[aria-label="面包屑导航"] ol li[aria-current="page"] {
  color: rgba(255,255,255,0.7);
  font-weight: 400;
}

/* ===== SECTIONS ===== */
main > section {
  margin-bottom: 56px;
  animation: fadeInUp 0.7s ease-out both;
}

main > section:nth-child(1) { animation-delay: 0.05s; }
main > section:nth-child(2) { animation-delay: 0.1s; }
main > section:nth-child(3) { animation-delay: 0.15s; }
main > section:nth-child(4) { animation-delay: 0.2s; }
main > section:nth-child(5) { animation-delay: 0.25s; }
main > section:nth-child(6) { animation-delay: 0.3s; }
main > section:nth-child(7) { animation-delay: 0.35s; }
main > section:nth-child(8) { animation-delay: 0.4s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

main > section > h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 28px;
  padding-bottom: 14px;
  position: relative;
  letter-spacing: -0.3px;
}

main > section > h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 64px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 4px;
  transition: width var(--transition-smooth);
}

main > section:hover > h2::after {
  width: 120px;
}

main > section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 28px 0 14px;
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}

main > section h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  border-radius: 4px;
}

main > section h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 20px 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

main > section h4::before {
  content: '';
  width: 8px;
  height: 8px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  flex-shrink: 0;
}

main > section p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  line-height: 1.85;
  text-align: justify;
}

main > section strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ===== CARDS ===== */
main > section > article,
main > section > details {
  background: var(--bg-card);
  backdrop-filter: blur(10px) saturate(150%);
  -webkit-backdrop-filter: blur(10px) saturate(150%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth), background var(--transition-smooth);
}

main > section > article:hover,
main > section > details:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(192, 57, 43, 0.25);
  background: var(--bg-secondary);
}

main > section > article h3,
main > section > details summary {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 10px;
  padding-left: 0;
  line-height: 1.5;
}

main > section > article h3::before,
main > section > details summary::before {
  display: none;
}

main > section > article time {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--warm);
  padding: 3px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
  font-weight: 500;
  letter-spacing: 0.3px;
}

main > section > article p {
  margin-bottom: 12px;
}

main > section > article a[href^="#article"] {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  padding: 6px 0;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

main > section > article a[href^="#article"]:hover {
  gap: 12px;
  color: var(--primary-light);
}

main > section > article a[href^="#article"]::after {
  content: '→';
  font-size: 1.1rem;
  transition: transform var(--transition-fast);
}

main > section > article a[href^="#article"]:hover::after {
  transform: translateX(4px);
}

/* ===== DETAILS / FAQ ===== */
main > section > details {
  padding: 0;
  overflow: hidden;
  cursor: pointer;
}

main > section > details summary {
  padding: 18px 24px;
  margin: 0;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-weight: 600;
  color: var(--text-primary);
  transition: background var(--transition-fast), color var(--transition-fast);
  position: relative;
}

main > section > details summary::-webkit-details-marker {
  display: none;
}

main > section > details summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--primary);
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--warm);
  transition: transform var(--transition-smooth), background var(--transition-fast), color var(--transition-fast);
}

main > section > details[open] summary::after {
  content: '−';
  transform: rotate(180deg);
  background: var(--primary);
  color: #fff;
}

main > section > details summary:hover {
  background: var(--warm);
  color: var(--primary);
}

main > section > details > p {
  padding: 0 24px 20px;
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.85;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  animation: slideDown 0.3s ease-out;
}

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

/* ===== HOWTO ===== */
#howto h3 {
  margin-top: 32px;
}

#howto h4 {
  margin-top: 24px;
  font-size: 1rem;
  padding: 12px 16px;
  background: var(--warm);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--primary);
}

#howto h4::before {
  display: none;
}

#howto p {
  margin-bottom: 12px;
}

/* ===== CONTACT ===== */
#contact h3 {
  margin-top: 24px;
}

#contact p {
  padding: 6px 0;
  border-bottom: 1px dashed var(--border-color);
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

#contact p:last-child {
  border-bottom: none;
}

/* ===== SITEMAP ===== */
#sitemap nav ul {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

#sitemap nav > ul > li {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

#sitemap nav > ul > li:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(192, 57, 43, 0.25);
}

#sitemap nav > ul > li > a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--primary);
  display: block;
  margin-bottom: 8px;
}

#sitemap nav > ul > li > ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

#sitemap nav > ul > li > ul li a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 3px 0;
  display: block;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

#sitemap nav > ul > li > ul li a:hover {
  color: var(--primary);
  padding-left: 6px;
}

/* ===== LINKS ===== */
#links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

#links ul li a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

#links ul li a::before {
  content: '🔗';
  font-size: 0.8rem;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

#links ul li a:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-color: transparent;
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

#links ul li a:hover::before {
  opacity: 1;
}

/* ===== FOOTER ===== */
footer[role="contentinfo"] {
  background: linear-gradient(180deg, var(--warm) 0%, var(--warm-deep) 100%);
  border-top: 1px solid var(--border-color);
  padding: 56px 24px 40px;
  margin-top: 40px;
  transition: background var(--transition-smooth);
}

footer[role="contentinfo"] > section {
  max-width: 1200px;
  margin: 0 auto 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

footer[role="contentinfo"] > section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

footer[role="contentinfo"] h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: 0.3px;
}

footer[role="contentinfo"] p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 6px;
}

footer[role="contentinfo"] a {
  color: var(--primary);
  font-weight: 500;
  border-bottom: 1px dashed var(--primary);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

footer[role="contentinfo"] a:hover {
  color: var(--primary-light);
  border-bottom-color: var(--primary-light);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--warm);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--accent));
  border-radius: 10px;
  border: 2px solid var(--warm);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary-light), var(--accent-light));
}

/* ===== SELECTION ===== */
::selection {
  background: var(--primary);
  color: #fff;
}

::-moz-selection {
  background: var(--primary);
  color: #fff;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .header-inner {
    padding: 0 16px;
  }

  nav[role="navigation"] ul li a {
    padding: 6px 10px;
    font-size: 0.8rem;
  }

  #hero {
    padding: 48px 32px;
  }

  #hero h1 {
    font-size: 2rem;
  }

  main[role="main"] {
    padding: 0 16px 60px;
  }
}

@media (max-width: 768px) {
  html {
    scroll-padding-top: 60px;
  }

  .header-inner {
    height: 56px;
    padding: 0 12px;
    gap: 12px;
  }

  .header-inner > a {
    font-size: 1rem;
    gap: 6px;
  }

  .header-inner > a svg {
    width: 32px;
    height: 32px;
  }

  nav[role="navigation"] {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    max-width: 100%;
  }

  nav[role="navigation"]::-webkit-scrollbar {
    display: none;
  }

  nav[role="navigation"] ul {
    flex-wrap: nowrap;
    gap: 2px;
  }

  nav[role="navigation"] ul li a {
    padding: 6px 10px;
    font-size: 0.75rem;
    white-space: nowrap;
  }

  #hero {
    margin: 16px 0 32px;
    padding: 36px 20px;
    border-radius: var(--radius-lg);
  }

  #hero h1 {
    font-size: 1.5rem;
    margin-bottom: 16px;
  }

  #hero p {
    font-size: 0.9rem;
    line-height: 1.75;
  }

  main > section > h2 {
    font-size: 1.3rem;
    margin-bottom: 20px;
  }

  main > section h3 {
    font-size: 1.05rem;
    margin: 20px 0 10px;
  }

  main > section h4 {
    font-size: 0.95rem;
  }

  main > section > article,
  main > section > details {
    padding: 18px 20px;
    border-radius: var(--radius-sm);
  }

  main > section > details summary {
    padding: 14px 18px;
    font-size: 0.9rem;
  }

  main > section > details > p {
    padding: 0 18px 16px;
    padding-top: 14px;
  }

  #sitemap nav ul {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 8px;
  }

  #sitemap nav > ul > li {
    padding: 12px 16px;
  }

  #links ul {
    gap: 8px;
  }

  #links ul li a {
    padding: 8px 14px;
    font-size: 0.8rem;
  }

  footer[role="contentinfo"] {
    padding: 36px 16px 28px;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }

  #hero {
    padding: 28px 16px;
    border-radius: var(--radius-md);
  }

  #hero h1 {
    font-size: 1.25rem;
  }

  #hero p {
    font-size: 0.85rem;
  }

  main > section > h2 {
    font-size: 1.15rem;
  }

  main > section > h2::after {
    width: 48px;
    height: 3px;
  }

  main > section > article,
  main > section > details {
    padding: 14px 16px;
  }

  main > section > details summary {
    padding: 12px 14px;
    font-size: 0.85rem;
  }

  main > section > details > p {
    padding: 0 14px 14px;
    padding-top: 12px;
    font-size: 0.85rem;
  }

  #sitemap nav ul {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  #sitemap nav > ul > li {
    padding: 10px 12px;
  }

  #links ul li a {
    padding: 6px 12px;
    font-size: 0.75rem;
  }
}

/* ===== REDUCED MOTION ===== */
@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;
  }
}

/* ===== PRINT ===== */
@media print {
  header[role="banner"],
  footer[role="contentinfo"] {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 12pt;
  }

  #hero {
    background: none;
    color: #000;
    box-shadow: none;
    border: 1px solid #ccc;
  }

  main > section > article,
  main > section > details {
    box-shadow: none;
    border: 1px solid #ddd;
    break-inside: avoid;
  }
}

/* ===== ACCESSIBILITY FOCUS ===== */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===== HIGH CONTRAST ===== */
@media (prefers-contrast: high) {
  :root {
    --border-color: rgba(192, 57, 43, 0.4);
    --text-secondary: #3d4d5c;
  }

  main > section > article,
  main > section > details {
    border-width: 2px;
  }
}