:root {
  --bg: #f4f5fb;
  --bg-soft: #ffffff;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-solid: #ffffff;
  --text: #1c1e2b;
  --text-soft: #4a4e63;
  --text-muted: #6b7089;
  --primary: #6c4dff;
  --primary-2: #b14dff;
  --accent: #ff5d9e;
  --accent-2: #3ad6ff;
  --border: rgba(28, 30, 43, 0.1);
  --shadow-sm: 0 4px 14px rgba(28, 30, 43, 0.07);
  --shadow-md: 0 14px 40px rgba(28, 30, 43, 0.12);
  --shadow-lg: 0 26px 70px rgba(28, 30, 43, 0.18);
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --grad-hero: linear-gradient(135deg, #6c4dff 0%, #b14dff 45%, #ff5d9e 100%);
  --grad-accent: linear-gradient(135deg, #3ad6ff 0%, #6c4dff 100%);
  --grad-soft: linear-gradient(135deg, rgba(108, 77, 255, 0.12), rgba(255, 93, 158, 0.12));
  --glass-blur: 16px;
  --transition: 0.32s cubic-bezier(0.22, 0.68, 0.35, 1);
  --maxw: 1180px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

html[data-theme="dark"],
html.dark,
body.dark {
  --bg: #10101a;
  --bg-soft: #171827;
  --surface: rgba(30, 32, 50, 0.62);
  --surface-solid: #1c1e30;
  --text: #eef0ff;
  --text-soft: #c3c7e0;
  --text-muted: #9096b5;
  --primary: #8b6cff;
  --primary-2: #c777ff;
  --accent: #ff77ae;
  --accent-2: #5fe0ff;
  --border: rgba(255, 255, 255, 0.12);
  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 14px 40px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 26px 70px rgba(0, 0, 0, 0.55);
  --grad-soft: linear-gradient(135deg, rgba(139, 108, 255, 0.18), rgba(255, 119, 174, 0.16));
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #10101a;
    --bg-soft: #171827;
    --surface: rgba(30, 32, 50, 0.62);
    --surface-solid: #1c1e30;
    --text: #eef0ff;
    --text-soft: #c3c7e0;
    --text-muted: #9096b5;
    --primary: #8b6cff;
    --primary-2: #c777ff;
    --accent: #ff77ae;
    --accent-2: #5fe0ff;
    --border: rgba(255, 255, 255, 0.12);
    --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 14px 40px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 26px 70px rgba(0, 0, 0, 0.55);
    --grad-soft: linear-gradient(135deg, rgba(139, 108, 255, 0.18), rgba(255, 119, 174, 0.16));
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(1200px 600px at 8% -10%, rgba(108, 77, 255, 0.16), transparent 60%),
    radial-gradient(1000px 520px at 100% 0%, rgba(255, 93, 158, 0.14), transparent 55%),
    radial-gradient(900px 600px at 50% 120%, rgba(58, 214, 255, 0.12), transparent 60%);
  background-attachment: fixed;
  transition: background-color var(--transition), color var(--transition);
  overflow-x: hidden;
}

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

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

a:hover,
a:focus-visible {
  color: var(--accent);
}

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

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.6em;
  line-height: 1.32;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
}

h1 {
  font-size: clamp(1.9rem, 4.4vw, 3.1rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  position: relative;
  padding-bottom: 0.35em;
}

h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 54px;
  height: 4px;
  border-radius: 4px;
  background: var(--grad-hero);
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  color: var(--text);
}

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

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

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

li {
  margin-bottom: 0.5em;
}

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

blockquote {
  margin: 1.2em 0;
  padding: 1.1em 1.4em;
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-sm);
  color: var(--text-soft);
  font-style: normal;
}

blockquote p:last-child {
  margin-bottom: 0;
}

time {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--text-muted);
  background: var(--grad-soft);
  padding: 0.15em 0.7em;
  border-radius: 999px;
}

address {
  font-style: normal;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

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

.top-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.4em 1.2em;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0.5em 1.2em;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.top-bar span:first-child {
  color: var(--primary);
  font-weight: 600;
}

nav[role="navigation"] {
  display: flex;
  align-items: center;
  gap: 1.2em;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0.7em 1.2em;
}

.logo a {
  display: inline-block;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: var(--grad-hero);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  transition: transform var(--transition), filter var(--transition);
}

.logo a:hover {
  transform: translateY(-1px) scale(1.03);
  filter: brightness(1.12);
}

.nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2em 0.4em;
  margin: 0;
  padding: 0;
  list-style: none;
  flex: 1;
}

.nav-menu li {
  margin: 0;
}

.nav-menu li::marker {
  content: none;
}

.nav-menu a {
  display: inline-block;
  padding: 0.4em 0.7em;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-soft);
  position: relative;
  transition: color var(--transition), background var(--transition), transform var(--transition);
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-hero);
  transform: translateX(-50%);
  transition: width var(--transition);
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--text);
  background: var(--grad-soft);
  transform: translateY(-1px);
}

.nav-menu a:hover::after,
.nav-menu a:focus-visible::after {
  width: 60%;
}

.nav-tools {
  display: flex;
  align-items: center;
  gap: 0.6em;
}

.nav-tools form {
  display: flex;
  align-items: center;
  gap: 0.4em;
  margin: 0;
}

.nav-tools input[type="search"] {
  width: 190px;
  padding: 0.5em 0.9em;
  font-family: inherit;
  font-size: 0.88rem;
  color: var(--text);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: border-color var(--transition), box-shadow var(--transition), width var(--transition);
}

.nav-tools input[type="search"]::placeholder {
  color: var(--text-muted);
}

.nav-tools input[type="search"]:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(108, 77, 255, 0.18);
  width: 230px;
  outline: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.nav-tools button[type="submit"],
.nav-tools #theme-toggle,
.nav-tools #menu-toggle {
  padding: 0.5em 1em;
  font-size: 0.86rem;
  font-weight: 600;
  border-radius: 999px;
  color: #fff;
  background: var(--grad-hero);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  white-space: nowrap;
}

.nav-tools #theme-toggle,
.nav-tools #menu-toggle {
  background: var(--grad-accent);
}

.nav-tools button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  filter: brightness(1.06);
}

.nav-tools button:active {
  transform: translateY(0);
}

#menu-toggle {
  display: none;
}

/* ---------- Main layout ---------- */
main {
  display: block;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.6em 1.2em 3em;
}

main > section {
  margin: 2.4em 0;
  padding: clamp(1.4em, 3vw, 2.6em);
  background: var(--surface);
  backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  animation: fadeUp 0.8s var(--transition) both;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

main > section:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(108, 77, 255, 0.28);
}

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

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(108, 77, 255, 0.35); }
  50% { box-shadow: 0 0 0 14px rgba(108, 77, 255, 0); }
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4em;
  margin: 1em 0 0.4em;
  padding: 0.6em 1em;
  list-style: none;
  font-size: 0.86rem;
  color: var(--text-muted);
  background: var(--surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  border-radius: 999px;
  width: fit-content;
}

.breadcrumb li {
  margin: 0;
  display: inline-flex;
  align-items: center;
}

.breadcrumb li::marker {
  content: none;
}

.breadcrumb li + li::before {
  content: "/";
  margin: 0 0.55em;
  color: var(--text-muted);
  opacity: 0.6;
}

.breadcrumb a {
  color: var(--text-soft);
}

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

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  margin: 1.4em 0 2.4em !important;
  padding: clamp(2em, 5vw, 4em) clamp(1.4em, 4vw, 3.4em) !important;
  border-radius: var(--radius-lg) !important;
  background: var(--grad-hero) !important;
  background-size: 220% 220% !important;
  animation: gradientShift 14s ease infinite, fadeUp 0.8s var(--transition) both !important;
  color: #fff;
  box-shadow: var(--shadow-lg) !important;
  border: none !important;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 300px at 85% 15%, rgba(255, 255, 255, 0.28), transparent 60%),
    radial-gradient(500px 260px at 10% 90%, rgba(58, 214, 255, 0.3), transparent 60%);
  pointer-events: none;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: #fff;
  text-shadow: 0 2px 24px rgba(30, 10, 60, 0.35);
  max-width: 20em;
}

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

.hero-lead {
  max-width: 62em;
  font-size: clamp(0.98rem, 1.6vw, 1.12rem);
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.85;
}

.hero-lead strong {
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
  padding: 0.05em 0.35em;
  border-radius: 6px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1em;
  margin-top: 1.8em;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 1.1em 1.3em;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform var(--transition), background var(--transition);
  animation: floatY 6s ease-in-out infinite;
}

.stat:nth-child(2) { animation-delay: 0.6s; }
.stat:nth-child(3) { animation-delay: 1.2s; }

.stat:hover {
  transform: translateY(-6px) scale(1.02);
  background: rgba(255, 255, 255, 0.22);
}

.stat .num {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
  color: #fff;
  letter-spacing: 0.01em;
}

.stat > span:last-child {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.85);
  margin-top: 0.3em;
}

/* ---------- Banner slides ---------- */
.banner {
  background: var(--grad-soft) !important;
  border: 1px solid var(--border) !important;
}

.slides {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2em;
}

.slide {
  position: relative;
  padding: 1.5em 1.5em 1.6em;
  border-radius: var(--radius);
  background: var(--surface-solid);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.slide::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--grad-hero);
  transform: scaleX(0.3);
  transform-origin: left;
  transition: transform var(--transition);
}

.slide:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.slide:hover::before {
  transform: scaleX(1);
}

.slide h2 {
  font-size: 1.16rem;
  padding-bottom: 0;
  margin-bottom: 0.6em;
}

.slide h2::after {
  display: none;
}

.slide p {
  margin: 0;
  font-size: 0.94rem;
}

/* ---------- Anchor nav ---------- */
.anchor-nav {
  background: var(--surface) !important;
}

.anchor-nav h2 {
  font-size: 1.2rem;
}

.anchor-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55em;
  margin: 0;
  padding: 0;
  list-style: none;
}

.anchor-nav li {
  margin: 0;
}

.anchor-nav li::marker {
  content: none;
}

.anchor-nav a {
  display: inline-block;
  padding: 0.42em 1em;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-soft);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: all var(--transition);
}

.anchor-nav a:hover,
.anchor-nav a:focus-visible {
  color: #fff;
  background: var(--grad-hero);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ---------- Content sections ---------- */
main > section > h2:first-child {
  margin-top: 0;
}

main > section h3 {
  margin-top: 1.6em;
  padding-left: 0.75em;
  border-left: 4px solid;
  border-image: var(--grad-hero) 1;
  transition: padding-left var(--transition);
}

main > section h3:hover {
  padding-left: 1em;
}

main > section ul,
main > section ol {
  padding-left: 1.5em;
}

main > section li {
  padding-left: 0.15em;
  transition: transform var(--transition), color var(--transition);
}

main > section li:hover {
  transform: translateX(4px);
  color: var(--text);
}

main > section li strong {
  color: var(--primary);
}

/* ---------- News articles ---------- */
#news article {
  position: relative;
  margin: 1.2em 0;
  padding: 1.4em 1.6em;
  border-radius: var(--radius);
  background: var(--surface-solid);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  animation: fadeUp 0.7s var(--transition) both;
}

#news article::after {
  content: "";
  position: absolute;
  left: 0;
  top: 1.4em;
  bottom: 1.4em;
  width: 3px;
  border-radius: 3px;
  background: var(--grad-hero);
  opacity: 0;
  transition: opacity var(--transition);
}

#news article:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(108, 77, 255, 0.3);
}

#news article:hover::after {
  opacity: 1;
}

#news article h3 {
  margin-top: 0;
  padding-left: 0;
  border-left: none;
  font-size: 1.12rem;
}

#news article h3 a {
  color: var(--text);
  background-image: linear-gradient(var(--primary), var(--primary));
  background-size: 0% 2px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size var(--transition), color var(--transition);
}

#news article h3 a:hover {
  color: var(--primary);
  background-size: 100% 2px;
}

#news article p {
  margin-bottom: 0.5em;
  font-size: 0.94rem;
}

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

#news article p:last-child a {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  font-weight: 600;
  color: var(--primary);
}

#news article p:last-child a::after {
  content: "→";
  transition: transform var(--transition);
}

#news article p:last-child a:hover::after {
  transform: translateX(4px);
}

/* ---------- FAQ ---------- */
#faq details {
  margin: 0.8em 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-solid);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

#faq details:hover {
  border-color: rgba(108, 77, 255, 0.35);
  box-shadow: var(--shadow-md);
}

#faq details[open] {
  border-color: rgba(108, 77, 255, 0.45);
  box-shadow: var(--shadow-md);
}

#faq summary {
  position: relative;
  padding: 1em 3em 1em 1.3em;
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  transition: background var(--transition), color var(--transition);
}

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

#faq summary:hover {
  background: var(--grad-soft);
  color: var(--primary);
}

#faq summary::after {
  content: "+";
  position: absolute;
  right: 1.2em;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  line-height: 24px;
  text-align: center;
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  background: var(--grad-hero);
  border-radius: 50%;
  transition: transform var(--transition), background var(--transition);
}

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

#faq details p {
  padding: 0 1.3em 1.2em;
  margin: 0;
  font-size: 0.94rem;
  animation: fadeUp 0.4s var(--transition) both;
}

/* ---------- Contact ---------- */
#contact address ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.8em;
  padding: 0;
  margin: 1.2em 0;
  list-style: none;
}

#contact address li {
  padding: 0.9em 1.1em;
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  font-size: 0.92rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

#contact address li:hover {
  transform: translateY(-3px);
  border-color: rgba(108, 77, 255, 0.35);
  box-shadow: var(--shadow-sm);
}

/* ---------- Sitemap & links ---------- */
section[aria-labelledby="sitemap-title"] ul,
section[aria-labelledby="links-title"] ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.5em 1.2em;
  padding: 0;
  list-style: none;
}

section[aria-labelledby="sitemap-title"] li,
section[aria-labelledby="links-title"] li {
  margin: 0;
}

section[aria-labelledby="sitemap-title"] li::before,
section[aria-labelledby="links-title"] li::before {
  content: "▸";
  color: var(--primary);
  margin-right: 0.5em;
  font-size: 0.85em;
}

section[aria-labelledby="links-title"] a {
  font-weight: 500;
  border-bottom: 1px dashed transparent;
  transition: border-color var(--transition), color var(--transition);
}

section[aria-labelledby="links-title"] a:hover {
  border-bottom-color: var(--accent);
}

/* ---------- Footer ---------- */
footer[role="contentinfo"] {
  position: relative;
  margin-top: 3em;
  padding: 2.6em 1.2em 1.6em;
  background: var(--surface);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border-top: 1px solid var(--border);
  color: var(--text-soft);
}

footer[role="contentinfo"]::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-hero);
  background-size: 200% 100%;
  animation: gradientShift 10s ease infinite;
}

footer[role="contentinfo"] > section {
  max-width: var(--maxw);
  margin: 0 auto 1.8em;
  padding: 0 0.4em;
}

footer[role="contentinfo"] h2 {
  font-size: 1.1rem;
  padding-bottom: 0.4em;
}

footer[role="contentinfo"] h2::after {
  width: 36px;
  height: 3px;
}

footer[role="contentinfo"] h3 {
  margin-top: 1.2em;
  font-size: 0.98rem;
  padding-left: 0;
  border-left: none;
  color: var(--text);
}

footer[role="contentinfo"] h3:hover {
  padding-left: 0;
}

footer[role="contentinfo"] p {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 70em;
}

footer[role="contentinfo"] section[aria-labelledby="footer-policy"] {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0 2em;
}

footer[role="contentinfo"] section[aria-labelledby="footer-policy"] h2 {
  grid-column: 1 / -1;
}

.copyright {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.2em 0.4em 0;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.84rem;
  color: var(--text-muted);
}

/* ---------- Scroll reveal utility ---------- */
main > section,
#news article,
.slide,
.stat {
  will-change: transform, opacity;
}

@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;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav-tools input[type="search"] {
    width: 150px;
  }
  .nav-tools input[type="search"]:focus {
    width: 180px;
  }
}

@media (max-width: 960px) {
  nav[role="navigation"] {
    flex-wrap: wrap;
    gap: 0.6em 1em;
  }
  .nav-menu {
    order: 3;
    flex-basis: 100%;
  }
  .nav-tools {
    margin-left: auto;
  }
  .nav-tools form {
    flex: 1;
  }
  .nav-tools input[type="search"] {
    width: 100%;
  }
  .nav-tools input[type="search"]:focus {
    width: 100%;
  }
}

@media (max-width: 768px) {
  html {
    scroll-padding-top: 130px;
  }
  .top-bar {
    justify-content: center;
    text-align: center;
    font-size: 0.78rem;
  }
  .top-bar span {
    flex-basis: 100%;
  }
  nav[role="navigation"] {
    padding: 0.6em 1em;
  }
  .logo a {
    font-size: 1.15rem;
  }
  #menu-toggle {
    display: inline-block;
  }
  .nav-menu {
    display: none;
    flex-direction: column;
    flex-basis: 100%;
    gap: 0.2em;
    padding: 0.6em 0;
    border-top: 1px solid var(--border);
    animation: fadeUp 0.35s var(--transition) both;
  }
  .nav-menu.is-open {
    display: flex;
  }
  .nav-menu a {
    display: block;
    padding: 0.6em 0.9em;
    border-radius: var(--radius-sm);
  }
  .nav-menu a::after {
    display: none;
  }
  .nav-tools {
    flex: 1;
    justify-content: flex-end;
  }
  .nav-tools form {
    display: none;
  }
  main {
    padding: 1em 0.9em 2.4em;
  }
  main > section {
    margin: 1.6em 0;
    border-radius: var(--radius);
  }
  .hero {
    border-radius: var(--radius) !important;
  }
  .hero-stats {
    grid-template-columns: 1fr;
  }
  .stat {
    flex-direction: row;
    align-items: baseline;
    gap: 0.6em;
  }
  .stat .num {
    font-size: 1.5rem;
  }
  #faq summary {
    padding: 0.9em 2.8em 0.9em 1.1em;
    font-size: 0.94rem;
  }
  #news article {
    padding: 1.1em 1.1em;
  }
  footer[role="contentinfo"] {
    padding: 2em 0.9em 1.2em;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }
  h1 {
    font-size: 1.6rem;
  }
  .breadcrumb {
    font-size: 0.8rem;
    padding: 0.5em 0.8em;
  }
  .nav-tools button[type="submit"],
  .nav-tools #theme-toggle,
  .nav-tools #menu-toggle {
    padding: 0.45em 0.8em;
    font-size: 0.8rem;
  }
  .anchor-nav a {
    font-size: 0.82rem;
    padding: 0.38em 0.8em;
  }
  #contact address ul {
    grid-template-columns: 1fr;
  }
}

/* ---------- Print ---------- */
@media print {
  header[role="banner"],
  footer[role="contentinfo"],
  .anchor-nav,
  .nav-tools {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
  main > section {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
  a {
    color: #000;
    text-decoration: underline;
  }
}