:root {
  --brand-primary: #0b3d91;
  --brand-secondary: #1e88e5;
  --brand-accent: #00c6ff;
  --brand-gradient: linear-gradient(135deg, #0b3d91 0%, #1e88e5 45%, #00c6ff 100%);
  --brand-gradient-soft: linear-gradient(135deg, rgba(11, 61, 145, 0.92) 0%, rgba(30, 136, 229, 0.88) 50%, rgba(0, 198, 255, 0.85) 100%);
  --bg-page: #f4f7fc;
  --bg-elevated: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.72);
  --bg-glass-border: rgba(255, 255, 255, 0.55);
  --bg-subtle: #eef3fb;
  --text-primary: #14213d;
  --text-secondary: #46536b;
  --text-muted: #6b7891;
  --text-inverse: #ffffff;
  --border-color: rgba(11, 61, 145, 0.12);
  --shadow-sm: 0 2px 8px rgba(11, 61, 145, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 61, 145, 0.12);
  --shadow-lg: 0 16px 48px rgba(11, 61, 145, 0.18);
  --shadow-glow: 0 0 0 4px rgba(0, 198, 255, 0.18);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --transition-fast: 0.2s ease;
  --transition-base: 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
  --transition-slow: 0.6s cubic-bezier(0.22, 0.61, 0.36, 1);
  --max-width: 1180px;
  --header-height: 72px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --brand-primary: #4d8dff;
    --brand-secondary: #38a1ff;
    --brand-accent: #35e0ff;
    --brand-gradient: linear-gradient(135deg, #102a5c 0%, #1b4fa8 45%, #0f7bb5 100%);
    --brand-gradient-soft: linear-gradient(135deg, rgba(16, 42, 92, 0.92) 0%, rgba(27, 79, 168, 0.88) 50%, rgba(15, 123, 181, 0.85) 100%);
    --bg-page: #0b1120;
    --bg-elevated: #131c31;
    --bg-glass: rgba(19, 28, 49, 0.68);
    --bg-glass-border: rgba(120, 170, 255, 0.18);
    --bg-subtle: #172138;
    --text-primary: #eaf1ff;
    --text-secondary: #b6c4de;
    --text-muted: #8595b4;
    --text-inverse: #0b1120;
    --border-color: rgba(120, 170, 255, 0.16);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 0 4px rgba(53, 224, 255, 0.22);
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-primary);
  background-color: var(--bg-page);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(0, 198, 255, 0.12), transparent 42%),
    radial-gradient(circle at 88% 0%, rgba(30, 136, 229, 0.14), transparent 46%),
    radial-gradient(circle at 50% 100%, rgba(11, 61, 145, 0.1), transparent 55%);
  background-attachment: fixed;
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background-image:
    linear-gradient(rgba(11, 61, 145, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 61, 145, 0.028) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
}

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

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

a:hover,
a:focus-visible {
  color: var(--brand-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

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

ul,
ol {
  padding-left: 1.35em;
}

li {
  margin-bottom: 0.45em;
}

p {
  margin: 0 0 1em;
  color: var(--text-secondary);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.6em;
  line-height: 1.3;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.35rem, 2.8vw, 2rem);
  position: relative;
  padding-bottom: 0.55em;
}

h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 64px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--brand-gradient);
  transition: width var(--transition-slow);
}

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

h3 {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

h4 {
  font-size: 1.1rem;
}

blockquote {
  margin: 0 0 1.25em;
  padding: 1.25em 1.5em;
  border-left: 4px solid var(--brand-accent);
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-top: 1px solid var(--bg-glass-border);
  border-right: 1px solid var(--bg-glass-border);
  border-bottom: 1px solid var(--bg-glass-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

blockquote:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

blockquote p {
  margin: 0;
  color: var(--text-primary);
  font-style: italic;
}

header[role="banner"] {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1.4rem 1.25rem 1.1rem;
  background: var(--brand-gradient-soft);
  backdrop-filter: blur(18px) saturate(170%);
  -webkit-backdrop-filter: blur(18px) saturate(170%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

header[role="banner"]::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto -10%;
  height: 220%;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.28), transparent 45%),
    radial-gradient(circle at 80% 10%, rgba(0, 198, 255, 0.35), transparent 50%);
  animation: headerAurora 14s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes headerAurora {
  0% {
    transform: translate3d(-3%, 0, 0) scale(1);
    opacity: 0.85;
  }
  100% {
    transform: translate3d(3%, -2%, 0) scale(1.08);
    opacity: 1;
  }
}

header[role="banner"] h1 {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto 0.85rem;
  color: var(--text-inverse);
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.28);
  font-size: clamp(1.25rem, 3vw, 2.05rem);
  animation: fadeInUp 0.7s var(--transition-base) both;
}

header[role="banner"] nav {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
}

header[role="banner"] nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

header[role="banner"] nav li {
  margin: 0;
}

header[role="banner"] nav a {
  display: inline-block;
  padding: 0.42rem 0.9rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-decoration: none;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast);
}

header[role="banner"] nav a:hover,
header[role="banner"] nav a:focus-visible {
  color: var(--brand-primary);
  background: #ffffff;
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.22);
  text-decoration: none;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.2rem 1.25rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

main > section {
  position: relative;
  padding: 1.9rem 1.75rem;
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
  backdrop-filter: blur(16px) saturate(165%);
  -webkit-backdrop-filter: blur(16px) saturate(165%);
  border: 1px solid var(--bg-glass-border);
  box-shadow: var(--shadow-sm);
  animation: fadeInUp 0.7s var(--transition-base) both;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

main > section::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.35) 0%, transparent 38%);
  opacity: 0.7;
}

main > section:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 198, 255, 0.4);
}

main > section:nth-child(2) { animation-delay: 0.04s; }
main > section:nth-child(3) { animation-delay: 0.08s; }
main > section:nth-child(4) { animation-delay: 0.12s; }
main > section:nth-child(5) { animation-delay: 0.16s; }
main > section:nth-child(6) { animation-delay: 0.2s; }
main > section:nth-child(7) { animation-delay: 0.24s; }
main > section:nth-child(8) { animation-delay: 0.28s; }
main > section:nth-child(9) { animation-delay: 0.32s; }
main > section:nth-child(10) { animation-delay: 0.36s; }
main > section:nth-child(11) { animation-delay: 0.4s; }
main > section:nth-child(12) { animation-delay: 0.44s; }
main > section:nth-child(13) { animation-delay: 0.48s; }
main > section:nth-child(14) { animation-delay: 0.52s; }
main > section:nth-child(15) { animation-delay: 0.56s; }
main > section:nth-child(16) { animation-delay: 0.6s; }
main > section:nth-child(17) { animation-delay: 0.64s; }
main > section:nth-child(18) { animation-delay: 0.68s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(26px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

#intro {
  background:
    linear-gradient(150deg, rgba(11, 61, 145, 0.94) 0%, rgba(30, 136, 229, 0.9) 55%, rgba(0, 198, 255, 0.86) 100%);
  color: var(--text-inverse);
  border: none;
  overflow: hidden;
}

#intro::before {
  content: "";
  position: absolute;
  inset: auto -20% -60% -20%;
  height: 120%;
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.32), transparent 55%);
  animation: headerAurora 16s ease-in-out infinite alternate;
  pointer-events: none;
}

#intro h2,
#intro p {
  position: relative;
  z-index: 1;
  color: var(--text-inverse);
}

#intro h2::after {
  background: linear-gradient(90deg, #ffffff, rgba(255, 255, 255, 0.35));
}

#intro p {
  color: rgba(255, 255, 255, 0.94);
  font-size: 1.02rem;
}

#products h3,
#solution h3,
#cases h3,
#news h3,
#articles h3 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.1rem;
  margin: 0 0 0.85rem;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

#products h3::before,
#solution h3::before,
#cases h3::before,
#news h3::before,
#articles h3::before {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--brand-gradient);
  box-shadow: 0 0 0 4px rgba(0, 198, 255, 0.18);
}

#products h3:hover,
#solution h3:hover,
#cases h3:hover,
#news h3:hover,
#articles h3:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
  background: var(--bg-elevated);
}

#products p,
#solution p,
#cases p {
  margin-bottom: 1.4rem;
}

#products h3 + p,
#solution h3 + p,
#cases h3 + p {
  margin-top: -0.2rem;
}

#advantage ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.9rem;
}

#advantage li {
  position: relative;
  margin: 0;
  padding: 1rem 1.1rem 1rem 3rem;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  color: var(--text-secondary);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

#advantage li::before {
  content: "✓";
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.45rem;
  height: 1.45rem;
  display: grid;
  place-items: center;
  font-size: 0.82rem;
  font-weight: 800;
  color: #ffffff;
  border-radius: 50%;
  background: var(--brand-gradient);
  box-shadow: 0 4px 12px rgba(0, 198, 255, 0.4);
}

#advantage li:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 198, 255, 0.45);
}

#reviews blockquote {
  position: relative;
  padding-left: 3.2rem;
}

#reviews blockquote::before {
  content: "\201C";
  position: absolute;
  left: 1rem;
  top: 0.4rem;
  font-size: 3.4rem;
  line-height: 1;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--brand-accent);
  opacity: 0.55;
}

#news article,
#articles article {
  position: relative;
  padding: 1.35rem 1.45rem;
  margin-bottom: 1.15rem;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  overflow: hidden;
}

#news article::before,
#articles article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--brand-gradient);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition-base);
}

#news article:hover,
#articles article:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 198, 255, 0.42);
}

#news article:hover::before,
#articles article:hover::before {
  transform: scaleY(1);
}

#news article h3,
#articles article h3 {
  padding: 0;
  margin-bottom: 0.5rem;
  background: transparent;
  border: none;
  box-shadow: none;
}

#news article h3::before,
#articles article h3::before {
  display: none;
}

#news article h3:hover,
#articles article h3:hover {
  transform: none;
  box-shadow: none;
}

#news article p:first-of-type,
#articles article p:first-of-type {
  display: inline-block;
  padding: 0.18rem 0.7rem;
  margin-bottom: 0.7rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--brand-primary);
  background: var(--bg-subtle);
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
}

#news article a,
#articles article a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

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

#news article a:hover,
#articles article a:hover {
  gap: 0.6rem;
}

#news article a:hover::after,
#articles article a:hover::after {
  transform: translateX(4px);
}

#faq h3 {
  counter-increment: faq-counter;
  position: relative;
  padding: 0.95rem 1.1rem 0.95rem 3.4rem;
  margin: 0 0 0.6rem;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  font-size: 1.02rem;
  transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

#faq {
  counter-reset: faq-counter;
}

#faq h3::before {
  content: counter(faq-counter);
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.85rem;
  height: 1.85rem;
  display: grid;
  place-items: center;
  font-size: 0.82rem;
  font-weight: 800;
  color: #ffffff;
  border-radius: 50%;
  background: var(--brand-gradient);
  box-shadow: 0 4px 12px rgba(0, 198, 255, 0.38);
}

#faq h3:hover {
  background: var(--bg-elevated);
  transform: translateX(5px);
  box-shadow: var(--shadow-sm);
}

#faq h3 + p {
  padding: 0 1.1rem 0.4rem 3.4rem;
  margin-bottom: 1.1rem;
}

#howto ol,
#howto ul {
  padding-left: 1.4em;
}

#howto ol li,
#howto ul li {
  padding: 0.35rem 0;
  color: var(--text-secondary);
}

#howto h3 {
  display: inline-block;
  padding: 0.3rem 0.95rem;
  margin: 1.1rem 0 0.6rem;
  font-size: 0.95rem;
  color: var(--brand-primary);
  background: var(--bg-subtle);
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
}

#contact p {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem;
  padding: 0.75rem 1rem;
  margin-bottom: 0.6rem;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

#contact p:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 198, 255, 0.42);
}

#sitemap ul,
#links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 0.6rem;
}

#sitemap li,
#links li {
  margin: 0;
}

#sitemap a,
#links a {
  display: block;
  padding: 0.6rem 0.95rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}

#sitemap a:hover,
#links a:hover,
#sitemap a:focus-visible,
#links a:focus-visible {
  color: #ffffff;
  background: var(--brand-gradient);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

#author p {
  display: inline-block;
  margin: 0 0.5rem 0.5rem 0;
  padding: 0.35rem 0.9rem;
  font-size: 0.86rem;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
}

footer[role="contentinfo"] {
  position: relative;
  margin-top: 1rem;
  padding: 2.6rem 1.25rem 3rem;
  background: var(--brand-gradient-soft);
  color: rgba(255, 255, 255, 0.92);
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  overflow: hidden;
}

footer[role="contentinfo"]::before {
  content: "";
  position: absolute;
  inset: -60% -10% auto -10%;
  height: 200%;
  background: radial-gradient(circle at 70% 20%, rgba(0, 198, 255, 0.3), transparent 55%);
  animation: headerAurora 18s ease-in-out infinite alternate;
  pointer-events: none;
}

footer[role="contentinfo"] > * {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

footer[role="contentinfo"] h2 {
  color: #ffffff;
  font-size: 1.3rem;
}

footer[role="contentinfo"] h2::after {
  background: linear-gradient(90deg, #ffffff, rgba(255, 255, 255, 0.3));
}

footer[role="contentinfo"] h3 {
  color: #ffffff;
  font-size: 1.02rem;
  margin-top: 1.4rem;
}

footer[role="contentinfo"] p {
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.92rem;
}

footer[role="contentinfo"] a {
  color: #ffffff;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 255, 255, 0.45);
  transition: text-decoration-color var(--transition-fast), opacity var(--transition-fast);
}

footer[role="contentinfo"] a:hover,
footer[role="contentinfo"] a:focus-visible {
  color: var(--brand-accent);
  text-decoration-color: var(--brand-accent);
}

footer[role="contentinfo"] section {
  padding: 1.1rem 1.25rem;
  margin-top: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background var(--transition-base), transform var(--transition-base);
}

footer[role="contentinfo"] section:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-3px);
}

::selection {
  background: rgba(0, 198, 255, 0.32);
  color: var(--text-primary);
}

::-webkit-scrollbar {
  width: 11px;
  height: 11px;
}

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

::-webkit-scrollbar-thumb {
  border-radius: var(--radius-pill);
  background: linear-gradient(180deg, var(--brand-secondary), var(--brand-primary));
  border: 2px solid var(--bg-subtle);
}

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

@media (max-width: 900px) {
  :root {
    --header-height: 64px;
  }

  main {
    padding: 1.6rem 1rem 3rem;
    gap: 1.5rem;
  }

  main > section {
    padding: 1.5rem 1.25rem;
    border-radius: var(--radius-md);
  }

  header[role="banner"] {
    padding: 1.1rem 1rem 0.9rem;
  }

  header[role="banner"] nav ul {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.35rem;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
  }

  header[role="banner"] nav ul::-webkit-scrollbar {
    height: 4px;
  }

  header[role="banner"] nav a {
    white-space: nowrap;
  }

  #faq h3 {
    padding-left: 3rem;
  }

  #faq h3 + p {
    padding-left: 1.1rem;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
    line-height: 1.7;
  }

  main > section {
    padding: 1.25rem 1rem;
  }

  main > section:hover {
    transform: none;
  }

  #advantage ul {
    grid-template-columns: 1fr;
  }

  #sitemap ul,
  #links ul {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }

  #reviews blockquote {
    padding-left: 1.2rem;
    padding-top: 2.6rem;
  }

  #reviews blockquote::before {
    left: 0.9rem;
    top: 0.2rem;
    font-size: 2.8rem;
  }

  #news article,
  #articles article {
    padding: 1.1rem 1.1rem;
  }

  #contact p {
    flex-direction: column;
    gap: 0.15rem;
  }

  footer[role="contentinfo"] {
    padding: 2rem 1rem 2.4rem;
  }
}

@media (hover: none) {
  main > section:hover,
  #advantage li:hover,
  #news article:hover,
  #articles article:hover,
  #contact p:hover,
  #faq h3:hover,
  blockquote:hover {
    transform: none;
  }
}

@media print {
  body {
    background: #ffffff;
    color: #000000;
  }

  header[role="banner"],
  footer[role="contentinfo"] {
    background: #ffffff;
    color: #000000;
  }

  main > section {
    box-shadow: none;
    border: 1px solid #cccccc;
    break-inside: avoid;
  }
}