:root {
  --color-primary: #1a73e8;
  --color-primary-dark: #1557b0;
  --color-primary-light: #4a90e2;
  --color-accent: #7bb3f0;
  --color-bg: #f5f8ff;
  --color-bg-alt: #ffffff;
  --color-surface: rgba(255, 255, 255, 0.72);
  --color-surface-solid: #ffffff;
  --color-text: #1a2233;
  --color-text-soft: #4a5568;
  --color-text-muted: #6b7a90;
  --color-border: rgba(26, 115, 232, 0.14);
  --color-shadow: rgba(26, 58, 112, 0.12);
  --color-shadow-strong: rgba(26, 58, 112, 0.22);
  --gradient-hero: linear-gradient(135deg, #1a73e8 0%, #4a90e2 45%, #7bb3f0 100%);
  --gradient-soft: linear-gradient(135deg, #e8f0fe 0%, #f5f8ff 100%);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --space-xs: 0.5rem;
  --space-sm: 0.875rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --max-width: 1200px;
  --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #5b9bf0;
    --color-primary-dark: #3d7fd6;
    --color-primary-light: #7bb3f0;
    --color-accent: #9cc3f5;
    --color-bg: #0d1420;
    --color-bg-alt: #131c2b;
    --color-surface: rgba(23, 33, 48, 0.72);
    --color-surface-solid: #172130;
    --color-text: #e8eef8;
    --color-text-soft: #b9c6d8;
    --color-text-muted: #8b9bb0;
    --color-border: rgba(123, 179, 240, 0.18);
    --color-shadow: rgba(0, 0, 0, 0.4);
    --color-shadow-strong: rgba(0, 0, 0, 0.6);
    --gradient-hero: linear-gradient(135deg, #123a6e 0%, #1a5490 45%, #2a6bb0 100%);
    --gradient-soft: linear-gradient(135deg, #131c2b 0%, #0d1420 100%);
  }
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(26, 115, 232, 0.10), transparent 42%),
    radial-gradient(circle at 88% 18%, rgba(123, 179, 240, 0.14), transparent 46%),
    radial-gradient(circle at 50% 100%, rgba(74, 144, 226, 0.08), transparent 55%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

a:hover,
a:focus-visible {
  color: var(--color-primary-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--color-primary-light);
  outline-offset: 2px;
  border-radius: 6px;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.6em;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

h1 {
  font-size: clamp(1.75rem, 4.2vw, 2.9rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  position: relative;
  padding-bottom: 0.4em;
}

h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 56px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--gradient-hero);
}

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

h4 {
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}

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

ul, ol {
  margin: 0 0 1em;
  padding-left: 1.4em;
  color: var(--color-text-soft);
}

li {
  margin-bottom: 0.45em;
}

li::marker {
  color: var(--color-primary);
}

blockquote {
  margin: 0 0 1.2em;
  padding: 1.1rem 1.4rem;
  background: var(--color-surface);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  box-shadow: 0 6px 20px var(--color-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

blockquote:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px var(--color-shadow-strong);
}

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

header[role="banner"] {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 24px var(--color-shadow);
}

header[role="banner"] > a:first-child {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 0.6rem 1rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 200;
  transition: left var(--transition);
}

header[role="banner"] > a:first-child:focus {
  left: 0;
}

header[role="banner"] > div {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.7rem var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

header[role="banner"] > div > a[aria-label="小蓝短剧首页"] {
  flex-shrink: 0;
  display: inline-flex;
  transition: transform var(--transition), filter var(--transition);
}

header[role="banner"] > div > a[aria-label="小蓝短剧首页"]:hover {
  transform: scale(1.04);
  filter: drop-shadow(0 4px 12px rgba(26, 115, 232, 0.45));
  text-decoration: none;
}

header[role="banner"] nav {
  flex: 1 1 auto;
}

header[role="banner"] nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

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

header[role="banner"] nav a {
  display: inline-block;
  padding: 0.45rem 0.8rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-soft);
  border-radius: var(--radius-pill);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

header[role="banner"] nav a:hover,
header[role="banner"] nav a:focus-visible {
  background: var(--gradient-hero);
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(26, 115, 232, 0.35);
}

header[role="banner"] form[role="search"] {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex: 0 1 300px;
}

header[role="banner"] form[role="search"] label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

header[role="banner"] input[type="search"] {
  flex: 1;
  min-width: 0;
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface-solid);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  transition: border-color var(--transition), box-shadow var(--transition);
}

header[role="banner"] input[type="search"]::placeholder {
  color: var(--color-text-muted);
}

header[role="banner"] input[type="search"]:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.18);
  outline: none;
}

header[role="banner"] button[type="submit"] {
  padding: 0.55rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  color: #fff;
  background: var(--gradient-hero);
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

header[role="banner"] button[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 115, 232, 0.4);
  filter: brightness(1.06);
}

header[role="banner"] button[type="submit"]:active {
  transform: translateY(0);
}

nav[aria-label="面包屑导航"] {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md) 0;
}

nav[aria-label="面包屑导航"] ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

nav[aria-label="面包屑导航"] li {
  margin: 0;
}

nav[aria-label="面包屑导航"] li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--color-text-muted);
}

main {
  display: block;
}

main > section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
  animation: fadeUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatSlow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

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

@supports (animation-timeline: view()) {
  main > section {
    animation: fadeUp linear both;
    animation-timeline: view();
    animation-range: entry 0% cover 22%;
  }
}

#hero {
  position: relative;
  max-width: none;
  margin: 0;
  padding: clamp(2.5rem, 6vw, 5rem) var(--space-md) clamp(3rem, 7vw, 5.5rem);
  background: var(--gradient-hero);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  overflow: hidden;
  color: #fff;
  box-shadow: 0 18px 48px rgba(26, 115, 232, 0.32);
}

#hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 22%, rgba(255, 255, 255, 0.28), transparent 42%),
    radial-gradient(circle at 82% 78%, rgba(255, 255, 255, 0.18), transparent 46%);
  pointer-events: none;
}

#hero::after {
  content: "";
  position: absolute;
  top: -40%;
  left: -10%;
  width: 60%;
  height: 180%;
  background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.16) 50%, transparent 70%);
  background-size: 200% 100%;
  animation: shimmer 9s linear infinite;
  pointer-events: none;
}

#hero > * {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

#hero h1 {
  color: #fff;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.22);
  max-width: 900px;
}

#hero h1::after {
  display: none;
}

#hero > p {
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(0.98rem, 1.6vw, 1.12rem);
  max-width: 820px;
  line-height: 1.85;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
}

#hero > div {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin: var(--space-md) auto;
}

#hero > div a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 2rem;
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-pill);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}

#hero > div a:first-child {
  background: #fff;
  color: var(--color-primary-dark);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
}

#hero > div a:first-child:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
  text-decoration: none;
  background: #f0f6ff;
}

#hero > div a:last-child {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#hero > div a:last-child:hover {
  transform: translateY(-3px) scale(1.02);
  background: rgba(255, 255, 255, 0.28);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.24);
  text-decoration: none;
}

#hero figure {
  margin: var(--space-lg) auto 0;
  max-width: 720px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.24);
  animation: floatSlow 7s ease-in-out infinite;
  transition: transform var(--transition), box-shadow var(--transition);
}

#hero figure:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 32px 72px rgba(0, 0, 0, 0.38);
}

#hero figure svg {
  width: 100%;
  height: auto;
}

#hero figcaption {
  padding: 0.7rem 1rem;
  font-size: 0.85rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#brand,
#products,
#solutions,
#cases,
#news,
#articles,
#howto,
#faq,
#contact,
#about-more {
  scroll-margin-top: 96px;
}

#brand,
#solutions,
#news,
#howto,
#about-more {
  background: var(--color-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 36px var(--color-shadow);
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
}

#products,
#cases,
#articles,
#faq,
#contact {
  background: var(--color-surface-solid);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 36px var(--color-shadow);
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
  transition: box-shadow var(--transition);
}

#products:hover,
#cases:hover,
#articles:hover,
#faq:hover,
#contact:hover {
  box-shadow: 0 18px 48px var(--color-shadow-strong);
}

#products ul,
#solutions ul,
#howto ul,
#howto ol {
  padding-left: 0;
  list-style: none;
}

#products ul li,
#solutions ul li,
#howto ul li {
  position: relative;
  padding: 0.6rem 0.9rem 0.6rem 2.4rem;
  margin-bottom: 0.6rem;
  background: var(--gradient-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

#products ul li::before,
#solutions ul li::before,
#howto ul li::before {
  content: "";
  position: absolute;
  left: 0.95rem;
  top: 50%;
  width: 9px;
  height: 9px;
  transform: translateY(-50%) rotate(45deg);
  background: var(--gradient-hero);
  border-radius: 2px;
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.14);
}

#products ul li:hover,
#solutions ul li:hover,
#howto ul li:hover {
  transform: translateX(6px);
  box-shadow: 0 8px 22px var(--color-shadow);
  border-color: var(--color-primary-light);
}

#howto ol {
  counter-reset: howto-step;
}

#howto ol li {
  position: relative;
  counter-increment: howto-step;
  padding: 0.85rem 1rem 0.85rem 3.4rem;
  margin-bottom: 0.7rem;
  background: var(--color-surface);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

#howto ol li::before {
  content: counter(howto-step);
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.9rem;
  height: 1.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  background: var(--gradient-hero);
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(26, 115, 232, 0.35);
}

#howto ol li:hover {
  transform: translateX(6px);
  box-shadow: 0 8px 22px var(--color-shadow);
}

#cases h3,
#news h3,
#articles h3 {
  margin-top: 0;
}

#news article,
#articles article {
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  background: var(--color-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 6px 20px var(--color-shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

#news article:hover,
#articles article:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 40px var(--color-shadow-strong);
  border-color: var(--color-primary-light);
}

#news article p:first-of-type,
#articles article p:first-of-type {
  display: inline-block;
  padding: 0.15rem 0.7rem;
  font-size: 0.8rem;
  color: var(--color-primary-dark);
  background: rgba(26, 115, 232, 0.1);
  border-radius: var(--radius-pill);
  margin-bottom: 0.7rem;
}

#articles article a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-pill);
  background: var(--gradient-hero);
  color: #fff;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

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

#articles article a:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 115, 232, 0.4);
  filter: brightness(1.06);
}

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

#faq details {
  margin-bottom: 0.8rem;
  background: var(--color-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px var(--color-shadow);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

#faq details[open] {
  border-color: var(--color-primary-light);
  box-shadow: 0 10px 30px var(--color-shadow-strong);
}

#faq summary {
  position: relative;
  padding: 1rem 3rem 1rem 1.2rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  transition: background var(--transition), color var(--transition);
}

#faq summary::-webkit-details-marker {
  display: none;
}

#faq summary::after {
  content: "+";
  position: absolute;
  right: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.7rem;
  height: 1.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(26, 115, 232, 0.1);
  border-radius: 50%;
  transition: transform var(--transition), background var(--transition), color var(--transition);
}

#faq details[open] summary::after {
  content: "−";
  transform: translateY(-50%) rotate(180deg);
  background: var(--gradient-hero);
  color: #fff;
}

#faq summary:hover {
  background: rgba(26, 115, 232, 0.06);
}

#faq details p {
  margin: 0;
  padding: 0 1.2rem 1.1rem;
  color: var(--color-text-soft);
  animation: fadeUp 0.4s ease both;
}

#contact address {
  font-style: normal;
  background: var(--gradient-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
}

#contact address ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

#contact address li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.6rem;
  margin: 0;
  color: var(--color-text-soft);
  border-bottom: 1px dashed var(--color-border);
  transition: color var(--transition), padding-left var(--transition);
}

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

#contact address li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  transform: translateY(-50%);
  background: var(--gradient-hero);
  border-radius: 50%;
}

#contact address li:hover {
  color: var(--color-text);
  padding-left: 2rem;
}

#about-more ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

#about-more ul li {
  margin: 0;
}

#about-more ul li a {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary-dark);
  background: var(--color-surface-solid);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}

#about-more ul li a:hover {
  transform: translateY(-3px);
  background: var(--gradient-hero);
  color: #fff;
  box-shadow: 0 8px 20px rgba(26, 115, 232, 0.35);
  text-decoration: none;
}

footer[role="contentinfo"] {
  margin-top: var(--space-xl);
  padding: var(--space-lg) var(--space-md) var(--space-md);
  background: linear-gradient(160deg, #0f2a52 0%, #123a6e 55%, #1a5490 100%);
  color: rgba(255, 255, 255, 0.82);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: 0 -12px 40px rgba(10, 30, 60, 0.28);
}

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

footer[role="contentinfo"] nav ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

footer[role="contentinfo"] nav li {
  margin: 0;
}

footer[role="contentinfo"] nav a {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.82);
  border-radius: var(--radius-pill);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

footer[role="contentinfo"] nav a:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
}

footer[role="contentinfo"] section {
  margin-bottom: var(--space-md);
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  transition: background var(--transition), border-color var(--transition);
}

footer[role="contentinfo"] section:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
}

footer[role="contentinfo"] section h2 {
  font-size: 1.05rem;
  color: #fff;
  padding-bottom: 0.35em;
}

footer[role="contentinfo"] section h2::after {
  width: 40px;
  height: 3px;
  background: rgba(255, 255, 255, 0.6);
}

footer[role="contentinfo"] section p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.8;
}

footer[role="contentinfo"] section a {
  color: #9cc3f5;
  text-decoration: underline;
  text-underline-offset: 3px;
}

footer[role="contentinfo"] section a:hover {
  color: #ffffff;
}

footer[role="contentinfo"] > p:last-child {
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.62);
}

::selection {
  background: rgba(26, 115, 232, 0.28);
  color: var(--color-text);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--color-primary-light);
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

@media (max-width: 1024px) {
  header[role="banner"] > div {
    gap: var(--space-sm);
  }

  header[role="banner"] nav ul {
    gap: 0.15rem;
  }

  header[role="banner"] nav a {
    padding: 0.4rem 0.6rem;
    font-size: 0.86rem;
  }

  header[role="banner"] form[role="search"] {
    flex: 1 1 100%;
    order: 3;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 15px;
  }

  header[role="banner"] > div {
    padding: 0.6rem var(--space-sm);
    gap: 0.6rem;
  }

  header[role="banner"] nav {
    flex: 1 1 100%;
    order: 2;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

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

  header[role="banner"] nav ul {
    flex-wrap: nowrap;
    width: max-content;
    padding-bottom: 0.15rem;
  }

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

  main > section {
    padding: var(--space-md) var(--space-sm);
    border-radius: var(--radius-md);
  }

  #hero {
    padding: var(--space-lg) var(--space-sm) var(--space-xl);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }

  #hero > div {
    flex-direction: column;
    align-items: stretch;
  }

  #hero > div a {
    width: 100%;
    padding: 0.75rem 1.4rem;
  }

  #hero figure {
    margin-top: var(--space-md);
  }

  #news article,
  #articles article {
    padding: var(--space-sm);
  }

  footer[role="contentinfo"] {
    padding: var(--space-md) var(--space-sm) var(--space-sm);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
  }

  footer[role="contentinfo"] section {
    padding: var(--space-sm);
  }

  blockquote {
    padding: 0.9rem 1rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.6rem;
  }

  h2 {
    font-size: 1.3rem;
  }

  header[role="banner"] button[type="submit"] {
    padding: 0.55rem 0.85rem;
  }

  #howto ol li {
    padding-left: 3rem;
  }

  #howto ol li::before {
    width: 1.6rem;
    height: 1.6rem;
    font-size: 0.8rem;
    left: 0.7rem;
  }

  #faq summary {
    padding: 0.85rem 2.6rem 0.85rem 1rem;
    font-size: 0.95rem;
  }
}

@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;
  }

  #hero figure {
    animation: none;
  }
}

@media print {
  header[role="banner"],
  footer[role="contentinfo"],
  #hero::after,
  #hero::before {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
  }

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