:root {
  --bg-primary: #0F172A;
  --bg-secondary: #1E293B;
  --bg-card: rgba(30, 41, 59, 0.72);
  --bg-glass: rgba(30, 41, 59, 0.55);
  --bg-glass-hover: rgba(51, 65, 85, 0.7);
  --border-subtle: rgba(148, 163, 184, 0.14);
  --border-glass: rgba(148, 163, 184, 0.2);
  --text-primary: #F1F5F9;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --accent-1: #6366F1;
  --accent-2: #8B5CF6;
  --accent-3: #06B6D4;
  --accent-4: #3B82F6;
  --gradient-banner: linear-gradient(135deg, #1E1B4B 0%, #312E81 25%, #4338CA 50%, #0E7490 100%);
  --gradient-accent: linear-gradient(135deg, #6366F1, #8B5CF6, #06B6D4);
  --gradient-card: linear-gradient(145deg, rgba(99, 102, 241, 0.08), rgba(6, 182, 212, 0.05));
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 32px rgba(99, 102, 241, 0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --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);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;
  --max-width: 1200px;
  --header-height: 68px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg-primary: #F8FAFC;
    --bg-secondary: #FFFFFF;
    --bg-card: rgba(255, 255, 255, 0.82);
    --bg-glass: rgba(255, 255, 255, 0.65);
    --bg-glass-hover: rgba(255, 255, 255, 0.88);
    --border-subtle: rgba(15, 23, 42, 0.08);
    --border-glass: rgba(15, 23, 42, 0.12);
    --text-primary: #0F172A;
    --text-secondary: #334155;
    --text-muted: #64748B;
    --gradient-banner: linear-gradient(135deg, #E0E7FF 0%, #C7D2FE 25%, #A5B4FC 50%, #67E8F9 100%);
    --gradient-card: linear-gradient(145deg, rgba(99, 102, 241, 0.06), rgba(6, 182, 212, 0.04));
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 32px rgba(99, 102, 241, 0.15);
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  background-image:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(99, 102, 241, 0.12), transparent),
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(6, 182, 212, 0.08), transparent),
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(139, 92, 246, 0.06), transparent);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

::selection {
  background: rgba(99, 102, 241, 0.35);
  color: var(--text-primary);
}

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

a {
  color: var(--accent-3);
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: var(--accent-1);
}

a:focus-visible {
  outline: 2px solid var(--accent-1);
  outline-offset: 3px;
  border-radius: 4px;
}

ul, ol {
  list-style: none;
}

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

header:hover {
  box-shadow: var(--shadow-md);
}

header nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

header nav > a {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
  transition: filter var(--transition-fast), transform var(--transition-fast);
}

header nav > a:hover {
  filter: brightness(1.2);
  transform: scale(1.02);
  -webkit-text-fill-color: transparent;
}

header nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

header nav ul::-webkit-scrollbar {
  display: none;
}

header nav 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;
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

header nav ul li a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 2px;
  transition: transform var(--transition-smooth);
  transform-origin: center;
}

header nav ul li a:hover {
  color: var(--text-primary);
  background: var(--bg-glass-hover);
  transform: translateY(-1px);
}

header nav ul li a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

/* ===== MAIN ===== */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* ===== SECTIONS ===== */
section {
  margin-top: 56px;
  opacity: 0;
  transform: translateY(28px);
  animation: fadeInUp 0.7s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

section:nth-child(1) { animation-delay: 0.05s; }
section:nth-child(2) { animation-delay: 0.1s; }
section:nth-child(3) { animation-delay: 0.15s; }
section:nth-child(4) { animation-delay: 0.2s; }
section:nth-child(5) { animation-delay: 0.25s; }
section:nth-child(6) { animation-delay: 0.3s; }
section:nth-child(7) { animation-delay: 0.35s; }
section:nth-child(8) { animation-delay: 0.4s; }
section:nth-child(9) { animation-delay: 0.45s; }
section:nth-child(10) { animation-delay: 0.5s; }
section:nth-child(n+11) { animation-delay: 0.55s; }

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

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(99, 102, 241, 0.2); }
  50% { box-shadow: 0 0 40px rgba(99, 102, 241, 0.4); }
}

/* ===== BANNER ===== */
#banner {
  margin-top: 32px;
  padding: 64px 48px;
  border-radius: var(--radius-xl);
  background: var(--gradient-banner);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  text-align: center;
}

#banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.15), transparent 50%);
  pointer-events: none;
}

#banner::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.03) 50%,
    transparent 70%
  );
  animation: shimmer 8s linear infinite;
  pointer-events: none;
}

#banner h1 {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.25;
  color: #FFFFFF;
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
  margin-bottom: 20px;
}

#banner p {
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  max-width: 820px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.2);
}

/* ===== HEADINGS ===== */
h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 24px;
  padding-bottom: 14px;
  position: relative;
}

h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 56px;
  height: 3px;
  border-radius: 3px;
  background: var(--gradient-accent);
  transition: width var(--transition-smooth);
}

section:hover > h2::after {
  width: 96px;
}

h3 {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--text-primary);
  margin-top: 32px;
  margin-bottom: 14px;
}

h4 {
  font-size: 1.05rem;
  font-weight: 650;
  line-height: 1.45;
  color: var(--text-secondary);
  margin-top: 24px;
  margin-bottom: 10px;
  padding-left: 14px;
  border-left: 3px solid var(--accent-1);
  transition: border-color var(--transition-fast), padding-left var(--transition-fast);
}

h4:hover {
  border-left-color: var(--accent-3);
  padding-left: 18px;
}

p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  line-height: 1.8;
}

/* ===== CARDS (generic sections) ===== */
#about,
#products,
#solutions,
#scenarios,
#cases,
#testimonials,
#news,
#articles,
#howto,
#faq,
#contact,
#sitemap,
#links,
#privacy,
#terms,
#security,
#editor,
#breadcrumb,
#schema {
  background: var(--bg-card);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-md);
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth),
    background var(--transition-smooth);
}

#about:hover,
#products:hover,
#solutions:hover,
#scenarios:hover,
#cases:hover,
#testimonials:hover,
#news:hover,
#articles:hover,
#howto:hover,
#faq:hover,
#contact:hover,
#sitemap:hover,
#links:hover,
#privacy:hover,
#terms:hover,
#security:hover,
#editor:hover,
#breadcrumb:hover,
#schema:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border-color: var(--border-glass);
  background: var(--bg-glass-hover);
}

/* ===== PRODUCT ADVANTAGES ===== */
#products h4 {
  margin-top: 28px;
}

#products h4:first-of-type {
  margin-top: 16px;
}

/* ===== CASES ===== */
#cases h3 {
  padding: 20px 24px;
  background: var(--gradient-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth);
}

#cases h3:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-sm);
  border-color: var(--accent-1);
}

/* ===== TESTIMONIALS ===== */
#testimonials blockquote {
  position: relative;
  padding: 24px 28px 24px 52px;
  margin-bottom: 20px;
  background: var(--gradient-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent-1);
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-left-color var(--transition-smooth);
}

#testimonials blockquote::before {
  content: "\201C";
  position: absolute;
  top: 8px;
  left: 16px;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--accent-1);
  opacity: 0.5;
  font-family: Georgia, serif;
}

#testimonials blockquote:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
  border-left-color: var(--accent-3);
}

#testimonials blockquote p {
  margin-bottom: 0;
  font-style: italic;
  color: var(--text-secondary);
}

/* ===== NEWS & ARTICLES ===== */
#news article,
#articles article {
  padding: 24px 28px;
  margin-bottom: 18px;
  background: var(--gradient-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth);
}

#news article:last-child,
#articles article:last-child {
  margin-bottom: 0;
}

#news article:hover,
#articles article:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-1);
}

#news article h3,
#articles article h3 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 1.15rem;
}

#news article p:first-of-type,
#articles article p:first-of-type {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

#news article p:last-of-type,
#articles article p:last-of-type {
  margin-bottom: 0;
}

#news article a,
#articles article a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-3);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

#news article a::after,
#articles article a::after {
  content: "\2192";
  transition: transform var(--transition-fast);
}

#news article a:hover,
#articles article a:hover {
  color: var(--accent-1);
  gap: 8px;
}

#news article a:hover::after,
#articles article a:hover::after {
  transform: translateX(3px);
}

/* ===== HOWTO ===== */
#howto ol {
  counter-reset: howto-step;
  margin: 20px 0;
}

#howto ol li {
  counter-increment: howto-step;
  position: relative;
  padding: 14px 18px 14px 56px;
  margin-bottom: 10px;
  background: var(--gradient-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth);
}

#howto ol li::before {
  content: counter(howto-step);
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #FFFFFF;
  background: var(--gradient-accent);
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}

#howto ol li:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-sm);
  border-color: var(--accent-1);
}

/* ===== FAQ ===== */
#faq dl {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#faq dt {
  position: relative;
  padding: 16px 20px 16px 44px;
  font-weight: 650;
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--gradient-card);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  border: 1px solid var(--border-subtle);
  border-bottom: none;
  cursor: pointer;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    padding-left var(--transition-fast);
}

#faq dt::before {
  content: "Q";
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 800;
  color: #FFFFFF;
  background: var(--gradient-accent);
  border-radius: 50%;
}

#faq dt:hover {
  background: var(--bg-glass-hover);
  border-color: var(--accent-1);
  padding-left: 48px;
}

#faq dd {
  padding: 16px 20px 16px 44px;
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-top: none;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast);
}

#faq dd:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-glass);
}

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

#contact h3:first-of-type {
  margin-top: 0;
}

#contact p {
  padding: 6px 0;
  border-bottom: 1px dashed var(--border-subtle);
}

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

/* ===== SITEMAP & LINKS ===== */
#sitemap ul,
#links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

#sitemap ul li,
#links ul li {
  flex: 0 0 auto;
}

#sitemap ul li a,
#links ul li a {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

#sitemap ul li a:hover,
#links ul li a:hover {
  color: #FFFFFF;
  background: var(--gradient-accent);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
}

/* ===== BREADCRUMB ===== */
#breadcrumb nav ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

#breadcrumb nav ol li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

#breadcrumb nav ol li:not(:last-child)::after {
  content: "/";
  color: var(--text-muted);
  opacity: 0.5;
}

#breadcrumb nav ol li a {
  color: var(--accent-3);
  font-weight: 500;
  transition: color var(--transition-fast);
}

#breadcrumb nav ol li a:hover {
  color: var(--accent-1);
}

/* ===== SCHEMA (hide raw JSON-LD visual) ===== */
#schema {
  display: none;
}

/* ===== FOOTER ===== */
footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px 48px;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

footer p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  line-height: 1.7;
}

footer p:last-child {
  margin-bottom: 0;
  margin-top: 16px;
}

footer a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

footer a:hover {
  color: var(--accent-1);
}

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

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent-1), var(--accent-3));
  border-radius: 10px;
  border: 2px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--accent-2), var(--accent-1));
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  main {
    padding: 0 20px 64px;
  }

  #banner {
    padding: 48px 36px;
  }

  #about,
  #products,
  #solutions,
  #scenarios,
  #cases,
  #testimonials,
  #news,
  #articles,
  #howto,
  #faq,
  #contact,
  #sitemap,
  #links,
  #privacy,
  #terms,
  #security,
  #editor,
  #breadcrumb {
    padding: 32px 28px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  body {
    font-size: 15px;
  }

  header nav {
    padding: 0 16px;
  }

  header nav > a {
    font-size: 1.1rem;
  }

  header nav ul {
    gap: 2px;
  }

  header nav ul li a {
    padding: 6px 10px;
    font-size: 0.8rem;
  }

  main {
    padding: 0 16px 48px;
  }

  section {
    margin-top: 36px;
  }

  #banner {
    padding: 36px 24px;
    border-radius: var(--radius-lg);
    margin-top: 20px;
  }

  #banner h1 {
    font-size: 1.5rem;
  }

  #banner p {
    font-size: 0.9rem;
  }

  h2 {
    font-size: 1.25rem;
    margin-bottom: 18px;
    padding-bottom: 10px;
  }

  h3 {
    font-size: 1.05rem;
    margin-top: 24px;
  }

  h4 {
    font-size: 0.95rem;
  }

  #about,
  #products,
  #solutions,
  #scenarios,
  #cases,
  #testimonials,
  #news,
  #articles,
  #howto,
  #faq,
  #contact,
  #sitemap,
  #links,
  #privacy,
  #terms,
  #security,
  #editor,
  #breadcrumb {
    padding: 24px 20px;
    border-radius: var(--radius-md);
  }

  #cases h3 {
    padding: 16px 18px;
  }

  #testimonials blockquote {
    padding: 20px 20px 20px 44px;
  }

  #testimonials blockquote::before {
    left: 12px;
    font-size: 2rem;
  }

  #news article,
  #articles article {
    padding: 18px 20px;
  }

  #howto ol li {
    padding: 12px 14px 12px 48px;
  }

  #howto ol li::before {
    left: 12px;
    width: 24px;
    height: 24px;
    font-size: 0.72rem;
  }

  #faq dt {
    padding: 14px 16px 14px 38px;
    font-size: 0.92rem;
  }

  #faq dt::before {
    left: 12px;
    width: 20px;
    height: 20px;
    font-size: 0.65rem;
  }

  #faq dd {
    padding: 14px 16px 14px 38px;
    font-size: 0.88rem;
  }

  #sitemap ul li a,
  #links ul li a {
    padding: 6px 12px;
    font-size: 0.8rem;
  }

  footer {
    padding: 32px 16px 40px;
  }

  footer p {
    font-size: 0.78rem;
  }
}

@media (max-width: 480px) {
  header nav ul li a {
    padding: 5px 8px;
    font-size: 0.75rem;
  }

  #banner {
    padding: 28px 18px;
  }

  #banner h1 {
    font-size: 1.3rem;
  }

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

  #about,
  #products,
  #solutions,
  #scenarios,
  #cases,
  #testimonials,
  #news,
  #articles,
  #howto,
  #faq,
  #contact,
  #sitemap,
  #links,
  #privacy,
  #terms,
  #security,
  #editor,
  #breadcrumb {
    padding: 20px 16px;
  }

  h2 {
    font-size: 1.15rem;
  }
}

/* ===== 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;
  }

  section {
    opacity: 1;
    transform: none;
  }

  #banner::after {
    animation: none;
  }
}

/* ===== PRINT ===== */
@media print {
  header,
  footer,
  #schema {
    display: none;
  }

  body {
    background: #FFFFFF;
    color: #000000;
  }

  section {
    opacity: 1;
    transform: none;
    box-shadow: none;
    border: 1px solid #CCCCCC;
    page-break-inside: avoid;
  }

  a {
    color: #000000;
    text-decoration: underline;
  }
}