:root {
  --primary: #5b4b8a;
  --primary-light: #7a68b3;
  --primary-dark: #3d3160;
  --accent: #f5c542;
  --accent-soft: #f8d978;
  --teal: #3f7d6e;
  --rose: #8a4b5b;
  --bg: #f7f6fb;
  --bg-elevated: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.65);
  --bg-glass-border: rgba(255, 255, 255, 0.45);
  --text: #1f1b2e;
  --text-soft: #4a4460;
  --text-muted: #6f6885;
  --border: rgba(91, 75, 138, 0.14);
  --shadow-sm: 0 2px 8px rgba(31, 27, 46, 0.06);
  --shadow-md: 0 8px 24px rgba(31, 27, 46, 0.1);
  --shadow-lg: 0 16px 48px rgba(31, 27, 46, 0.14);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --header-h: 68px;
  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --transition: 0.35s var(--ease);
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #9b8ad6;
    --primary-light: #b3a4e6;
    --primary-dark: #6f5fa8;
    --accent: #f5c542;
    --accent-soft: #f8d978;
    --teal: #5aa892;
    --rose: #c07387;
    --bg: #12101c;
    --bg-elevated: #1b1829;
    --bg-glass: rgba(27, 24, 41, 0.62);
    --bg-glass-border: rgba(155, 138, 214, 0.22);
    --text: #ece9f6;
    --text-soft: #c4bedb;
    --text-muted: #948daf;
    --border: rgba(155, 138, 214, 0.18);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  }
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  overflow-x: hidden;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

h1 {
  font-size: clamp(1.75rem, 4.2vw, 2.85rem);
}

h2 {
  font-size: clamp(1.4rem, 3vw, 2.05rem);
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.6rem;
}

h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 56px;
  height: 4px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

h3 {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  margin-top: 1.8rem;
  margin-bottom: 0.7rem;
  color: var(--primary-dark);
}

@media (prefers-color-scheme: dark) {
  h3 {
    color: var(--primary-light);
  }
}

h4 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-soft);
}

strong {
  color: var(--text);
  font-weight: 700;
}

ul,
ol {
  margin: 0 0 1.2rem 1.4rem;
  color: var(--text-soft);
}

li {
  margin-bottom: 0.55rem;
  padding-left: 0.2rem;
}

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

blockquote {
  margin: 1.2rem 0;
  padding: 1.1rem 1.4rem;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: var(--shadow-sm);
}

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

/* ===== Header ===== */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--bg-glass);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition), box-shadow var(--transition);
}

.header-inner {
  max-width: var(--maxw);
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-logo {
  border-radius: 12px;
  transition: transform var(--transition);
  filter: drop-shadow(0 4px 10px rgba(91, 75, 138, 0.35));
}

.brand:hover .brand-logo {
  transform: rotate(-6deg) scale(1.06);
}

.brand-name {
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: linear-gradient(120deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  list-style: none;
  flex-wrap: wrap;
}

.main-nav li {
  margin: 0;
  padding: 0;
}

.main-nav a {
  display: inline-block;
  padding: 7px 12px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-soft);
  border-radius: 999px;
  position: relative;
  transition: color var(--transition), background var(--transition),
    transform var(--transition);
}

.main-nav a::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, rgba(91, 75, 138, 0.14), rgba(245, 197, 66, 0.16));
  opacity: 0;
  transition: opacity var(--transition);
  z-index: -1;
}

.main-nav a:hover {
  color: var(--primary);
  transform: translateY(-2px);
}

.main-nav a:hover::before {
  opacity: 1;
}

/* ===== Main ===== */
main {
  display: block;
  max-width: 100%;
}

#main-content > section,
#main-content > nav {
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  max-width: var(--maxw);
  margin: 24px auto 0 !important;
  padding: 48px 40px !important;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, #5b4b8a 0%, #7a68b3 45%, #8a4b5b 100%);
  color: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 15%, rgba(245, 197, 66, 0.35), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(63, 125, 110, 0.4), transparent 50%);
  z-index: -1;
  animation: heroGlow 12s ease-in-out infinite alternate;
}

.hero::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -10%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.18), transparent 65%);
  z-index: -1;
  animation: floatOrb 14s ease-in-out infinite;
}

@keyframes heroGlow {
  0% {
    opacity: 0.85;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1.05);
  }
}

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

.hero h1 {
  color: #fff;
  margin-bottom: 1.2rem;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
  animation: fadeUp 0.8s var(--ease) both;
}

.hero-lead,
.hero-sub {
  color: rgba(255, 255, 255, 0.92);
  max-width: 860px;
  font-size: 1.02rem;
}

.hero-lead strong {
  color: var(--accent-soft);
  font-weight: 800;
}

.hero-lead {
  animation: fadeUp 0.8s 0.1s var(--ease) both;
}

.hero-sub {
  animation: fadeUp 0.8s 0.2s var(--ease) both;
}

.hero-slider {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 2rem;
  animation: fadeUp 0.8s 0.3s var(--ease) both;
}

.slide {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.slide:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.slide svg {
  display: block;
  width: 100%;
  height: auto;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  margin: 22px auto 0 !important;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.breadcrumb li {
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb li + li::before {
  content: "/";
  color: var(--text-muted);
  opacity: 0.6;
}

.breadcrumb a {
  color: var(--primary);
  font-weight: 600;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

/* ===== Stats ===== */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin: 40px auto 0 !important;
}

.stat-item {
  background: var(--bg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: 26px 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(91, 75, 138, 0.08), rgba(245, 197, 66, 0.08));
  opacity: 0;
  transition: opacity var(--transition);
}

.stat-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.stat-item:hover::before {
  opacity: 1;
}

.stat-num {
  display: block;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(120deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  position: relative;
}

/* ===== Sections ===== */
.section {
  margin-top: 64px !important;
  animation: fadeUp 0.7s var(--ease) both;
}

.section > p:first-of-type {
  font-size: 1.02rem;
}

/* Author box */
.author-box {
  margin-top: 2rem;
  padding: 22px 26px;
  background: var(--bg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.author-box::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
}

.author-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.author-box h4 {
  color: var(--primary);
  margin-bottom: 0.4rem;
}

.author-box p {
  margin: 0;
  font-size: 0.93rem;
  color: var(--text-muted);
}

/* ===== News list ===== */
.news-list {
  list-style: none;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 16px;
}

.news-list > li {
  margin: 0;
  padding: 22px 26px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.news-list > li::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.news-list > li:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.news-list > li:hover::after {
  transform: scaleX(1);
}

.news-list h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1.08rem;
}

.news-list p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* ===== Article cards ===== */
#articles > p {
  margin-bottom: 1.8rem;
}

.article-card {
  padding: 24px 26px;
  margin-bottom: 18px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition), background var(--transition);
  position: relative;
  overflow: hidden;
}

.article-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(91, 75, 138, 0.05), rgba(245, 197, 66, 0.05));
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.article-card:hover::before {
  opacity: 1;
}

.article-card h3 {
  margin-top: 0;
  font-size: 1.15rem;
  transition: color var(--transition);
}

.article-card:hover h3 {
  color: var(--primary);
}

.article-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-meta::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

.article-summary {
  font-size: 0.94rem;
  color: var(--text-soft);
  margin-bottom: 1rem;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--primary);
  padding: 6px 0;
  position: relative;
}

.read-more::after {
  content: "→";
  transition: transform var(--transition);
}

.read-more:hover::after {
  transform: translateX(4px);
}

/* ===== FAQ ===== */
.faq-item {
  padding: 22px 26px;
  margin-bottom: 14px;
  background: var(--bg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

.faq-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.faq-item h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text);
}

.faq-item h3::before {
  content: "Q";
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 8px;
  margin-top: 2px;
}

.faq-item p {
  margin: 0;
  padding-left: 36px;
  font-size: 0.94rem;
  color: var(--text-soft);
}

/* ===== HowTo ===== */
#howto ol,
#howto ul {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 22px 22px 42px;
  box-shadow: var(--shadow-sm);
}

#howto ol li,
#howto ul li {
  margin-bottom: 0.7rem;
  font-size: 0.95rem;
}

#howto ol li:last-child,
#howto ul li:last-child {
  margin-bottom: 0;
}

/* ===== Contact ===== */
.contact-list {
  list-style: none;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, 1fr);
}

.contact-list li {
  margin: 0;
  padding: 16px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.93rem;
  color: var(--text-soft);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

.contact-list li:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.contact-list strong {
  color: var(--primary);
}

/* ===== Sitemap & Links ===== */
.sitemap-list,
.friend-links {
  list-style: none;
  margin: 1.4rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sitemap-list li,
.friend-links li {
  margin: 0;
  padding: 0;
}

.sitemap-list a,
.friend-links a {
  display: inline-block;
  padding: 9px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-soft);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--bg-glass-border);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), color var(--transition),
    background var(--transition), border-color var(--transition),
    box-shadow var(--transition);
}

.sitemap-list a:hover,
.friend-links a:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* ===== Legal ===== */
#legal h3 {
  margin-top: 1.6rem;
}

/* ===== Footer ===== */
#site-footer {
  margin-top: 72px;
  padding: 48px 20px 40px;
  background: linear-gradient(160deg, var(--primary-dark), var(--primary));
  color: rgba(255, 255, 255, 0.85);
  text-align: center;
  position: relative;
  overflow: hidden;
}

#site-footer::before {
  content: "";
  position: absolute;
  top: -60%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 197, 66, 0.16), transparent 65%);
  pointer-events: none;
}

#site-footer p {
  margin-bottom: 0.6rem;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.8);
  position: relative;
}

#site-footer nav {
  margin-top: 1.2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 4px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  position: relative;
}

#site-footer nav a {
  color: rgba(255, 255, 255, 0.88);
  padding: 4px 6px;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
}

#site-footer nav a:hover {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.08);
}

/* ===== Scroll reveal utility ===== */
.section,
.stat-item,
.article-card,
.faq-item,
.news-list > li {
  will-change: transform, opacity;
}

@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;
  }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero {
    padding: 40px 28px !important;
  }

  .hero-slider {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .main-nav a {
    padding: 6px 10px;
    font-size: 0.85rem;
  }
}

@media (max-width: 860px) {
  :root {
    --header-h: 60px;
  }

  .header-inner {
    padding: 0 14px;
  }

  .main-nav ul {
    gap: 2px;
  }

  .main-nav a {
    padding: 5px 8px;
    font-size: 0.8rem;
  }

  .brand-name {
    font-size: 1.02rem;
  }

  .brand-logo {
    width: 34px;
    height: 34px;
  }

  .contact-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

  #site-header {
    height: auto;
    min-height: var(--header-h);
  }

  .header-inner {
    flex-direction: column;
    align-items: stretch;
    padding: 10px 14px;
    gap: 8px;
  }

  .brand {
    justify-content: center;
  }

  .main-nav ul {
    justify-content: center;
    flex-wrap: wrap;
    gap: 2px;
  }

  .main-nav a {
    padding: 5px 9px;
    font-size: 0.78rem;
  }

  html {
    scroll-padding-top: 110px;
  }

  .hero {
    margin: 16px 14px 0 !important;
    padding: 32px 20px !important;
    border-radius: var(--radius-lg);
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .hero-lead,
  .hero-sub {
    font-size: 0.94rem;
  }

  #main-content > section,
  #main-content > nav {
    padding-left: 14px;
    padding-right: 14px;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 28px !important;
  }

  .stat-item {
    padding: 20px 12px;
    border-radius: var(--radius-md);
  }

  .section {
    margin-top: 44px !important;
  }

  .news-list > li,
  .article-card,
  .faq-item,
  .author-box {
    padding: 18px 18px;
    border-radius: var(--radius-md);
  }

  .faq-item p {
    padding-left: 0;
    margin-top: 0.4rem;
  }

  .faq-item h3::before {
    width: 22px;
    height: 22px;
    font-size: 0.72rem;
  }

  #howto ol,
  #howto ul {
    padding: 18px 18px 18px 36px;
  }

  #site-footer {
    margin-top: 48px;
    padding: 36px 16px 32px;
  }

  #site-footer nav {
    font-size: 0.8rem;
  }
}

@media (max-width: 420px) {
  .stats {
    grid-template-columns: 1fr;
  }

  .main-nav a {
    font-size: 0.74rem;
    padding: 4px 7px;
  }

  .sitemap-list a,
  .friend-links a {
    padding: 7px 14px;
    font-size: 0.84rem;
  }
}

/* ===== Focus visibility ===== */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ===== Print ===== */
@media print {
  #site-header,
  #site-footer,
  .hero-slider {
    display: none;
  }

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

  .section {
    margin-top: 24px !important;
  }
}