:root {
  --brand-50: #eef4ff;
  --brand-100: #d9e6ff;
  --brand-200: #b8d0ff;
  --brand-300: #8fb2ff;
  --brand-400: #5f8bf7;
  --brand-500: #2b6cb0;
  --brand-600: #1e5a9e;
  --brand-700: #164a86;
  --accent-400: #ff7a59;
  --accent-500: #f0562f;
  --accent-600: #d63f1d;
  --ink-900: #0e1626;
  --ink-800: #18233a;
  --ink-700: #24304a;
  --ink-600: #3a4a68;
  --ink-500: #5b6b87;
  --ink-400: #8a97ad;
  --ink-300: #b9c3d4;
  --ink-200: #dfe5ef;
  --ink-100: #eef2f8;
  --ink-50: #f7f9fd;
  --surface: #ffffff;
  --surface-soft: #f7f9fd;
  --surface-glass: rgba(255, 255, 255, 0.62);
  --surface-glass-strong: rgba(255, 255, 255, 0.82);
  --border-soft: rgba(43, 108, 176, 0.14);
  --border-strong: rgba(43, 108, 176, 0.26);
  --text-main: #16213a;
  --text-soft: #4a5a78;
  --text-muted: #6c7c98;
  --shadow-sm: 0 2px 8px rgba(22, 34, 58, 0.06);
  --shadow-md: 0 10px 30px rgba(22, 34, 58, 0.1);
  --shadow-lg: 0 24px 60px rgba(22, 34, 58, 0.16);
  --shadow-brand: 0 18px 40px rgba(43, 108, 176, 0.28);
  --grad-hero: linear-gradient(135deg, #1b3a75 0%, #2b6cb0 42%, #5f8bf7 72%, #ff7a59 100%);
  --grad-brand: linear-gradient(120deg, #2b6cb0 0%, #5f8bf7 55%, #ff7a59 100%);
  --grad-accent: linear-gradient(120deg, #f0562f 0%, #ff7a59 60%, #ffb199 100%);
  --grad-card: linear-gradient(160deg, rgba(255, 255, 255, 0.92) 0%, rgba(238, 244, 255, 0.86) 100%);
  --grad-dark-card: linear-gradient(160deg, rgba(24, 35, 58, 0.92) 0%, rgba(14, 22, 38, 0.88) 100%);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --maxw: 1200px;
  --gap: 24px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --header-h: 76px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface: #111a2b;
    --surface-soft: #0e1626;
    --surface-glass: rgba(24, 35, 58, 0.58);
    --surface-glass-strong: rgba(24, 35, 58, 0.84);
    --border-soft: rgba(143, 178, 255, 0.16);
    --border-strong: rgba(143, 178, 255, 0.32);
    --text-main: #eaf0fb;
    --text-soft: #b9c6dd;
    --text-muted: #8fa0bd;
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.36);
    --shadow-md: 0 12px 34px rgba(0, 0, 0, 0.44);
    --shadow-lg: 0 26px 64px rgba(0, 0, 0, 0.56);
    --shadow-brand: 0 18px 44px rgba(43, 108, 176, 0.42);
    --grad-card: linear-gradient(160deg, rgba(24, 35, 58, 0.92) 0%, rgba(14, 22, 38, 0.9) 100%);
    --grad-hero: linear-gradient(135deg, #0b1730 0%, #1b3a75 38%, #2b6cb0 68%, #f0562f 100%);
    --ink-50: #0e1626;
    --ink-100: #111a2b;
    --ink-200: #1b2740;
    --ink-300: #2a3a58;
  }
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background:
    radial-gradient(1200px 600px at 8% -8%, rgba(95, 139, 247, 0.18), transparent 60%),
    radial-gradient(900px 520px at 100% 0%, rgba(255, 122, 89, 0.14), transparent 55%),
    radial-gradient(1000px 700px at 50% 120%, rgba(43, 108, 176, 0.12), transparent 60%),
    var(--surface-soft);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--brand-500);
  text-decoration: none;
  transition: color 0.25s var(--ease-out), opacity 0.25s var(--ease-out);
}

a:hover,
a:focus-visible {
  color: var(--accent-500);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(95, 139, 247, 0.55);
  outline-offset: 3px;
  border-radius: 6px;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.6em;
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--text-main);
}

h1 {
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(1.45rem, 2.8vw, 2.1rem);
  position: relative;
  padding-left: 18px;
}

h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.18em;
  bottom: 0.18em;
  width: 6px;
  border-radius: var(--radius-pill);
  background: var(--grad-brand);
  box-shadow: 0 0 18px rgba(95, 139, 247, 0.55);
}

h3 {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
}

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

ul, ol {
  margin: 0 0 1em;
  padding-left: 1.35em;
  color: var(--text-soft);
}

li {
  margin-bottom: 0.45em;
}

li::marker {
  color: var(--brand-400);
}

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

time {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

blockquote {
  margin: 0 0 1.1em;
  padding: 16px 20px;
  border-left: 4px solid var(--brand-400);
  border-radius: var(--radius-sm);
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-soft);
  box-shadow: var(--shadow-sm);
}

blockquote p {
  margin: 0;
}

address {
  font-style: normal;
}

::selection {
  background: rgba(95, 139, 247, 0.32);
  color: var(--text-main);
}

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

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--brand-400), var(--brand-600));
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  background-clip: padding-box;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--accent-400), var(--accent-600));
  background-clip: padding-box;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface-glass-strong);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: 0 6px 24px rgba(22, 34, 58, 0.06);
}

header > nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

header > nav > a:first-child {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

header > nav > a:first-child::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--grad-accent);
  box-shadow: 0 0 0 4px rgba(255, 122, 89, 0.2), 0 0 18px rgba(255, 122, 89, 0.65);
  animation: pulseDot 2.4s var(--ease-out) infinite;
}

header > nav > ul {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  list-style: none;
  flex: 1 1 auto;
}

header > nav > ul li {
  margin: 0;
}

header > nav > ul a {
  display: inline-block;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-soft);
  position: relative;
  transition: color 0.25s var(--ease-out), background 0.25s var(--ease-out), transform 0.25s var(--ease-spring);
}

header > nav > ul a::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  border-radius: var(--radius-pill);
  background: var(--grad-brand);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s var(--ease-out);
}

header > nav > ul a:hover,
header > nav > ul a:focus-visible {
  color: var(--brand-500);
  background: rgba(95, 139, 247, 0.1);
  transform: translateY(-1px);
}

header > nav > ul a:hover::after,
header > nav > ul a:focus-visible::after {
  transform: scaleX(1);
}

header form[role="search"] {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  flex: 0 1 300px;
  position: relative;
}

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

header form[role="search"] input[type="search"] {
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 16px;
  font-size: 0.92rem;
  font-family: inherit;
  color: var(--text-main);
  background: var(--surface-glass);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), background 0.25s var(--ease-out);
  appearance: none;
  -webkit-appearance: none;
}

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

header form[role="search"] input[type="search"]:focus {
  outline: none;
  border-color: var(--brand-400);
  background: var(--surface);
  box-shadow: 0 0 0 4px rgba(95, 139, 247, 0.18);
}

header form[role="search"] button {
  flex: 0 0 auto;
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: inherit;
  color: #fff;
  background: var(--grad-brand);
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(43, 108, 176, 0.3);
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s var(--ease-out), filter 0.25s var(--ease-out);
}

header form[role="search"] button:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 26px rgba(43, 108, 176, 0.42);
  filter: brightness(1.06);
}

header form[role="search"] button:active {
  transform: translateY(0) scale(0.98);
}

main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 24px 64px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

main > nav[aria-label="面包屑导航"] {
  font-size: 0.88rem;
}

main > nav[aria-label="面包屑导航"] ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 10px 18px;
  list-style: none;
  border-radius: var(--radius-pill);
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  color: var(--text-muted);
}

main > nav[aria-label="面包屑导航"] li {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

main > nav[aria-label="面包屑导航"] li + li::before {
  content: "›";
  color: var(--brand-400);
  font-weight: 700;
}

main > nav[aria-label="面包屑导航"] a {
  color: var(--brand-500);
  font-weight: 600;
}

main > nav[aria-label="面包屑导航"] a:hover {
  color: var(--accent-500);
}

main > section {
  position: relative;
  padding: clamp(22px, 3.4vw, 40px);
  border-radius: var(--radius-lg);
  background: var(--grad-card);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
  animation: riseIn 0.7s var(--ease-out) both;
  animation-timeline: view();
  animation-range: entry 0% cover 26%;
  transition: box-shadow 0.4s var(--ease-out), border-color 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

main > section::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(95, 139, 247, 0.5), transparent 40%, rgba(255, 122, 89, 0.4));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
  pointer-events: none;
}

main > section:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

main > section:hover::before {
  opacity: 1;
}

@supports not (animation-timeline: view()) {
  main > section {
    animation: none;
  }
}

#home {
  padding: clamp(28px, 4.4vw, 56px);
  background:
    radial-gradient(900px 420px at 88% -10%, rgba(255, 122, 89, 0.32), transparent 62%),
    radial-gradient(760px 480px at 0% 110%, rgba(95, 139, 247, 0.34), transparent 60%),
    var(--grad-hero);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-brand);
  color: #f2f6ff;
  isolation: isolate;
}

#home::after {
  content: "";
  position: absolute;
  inset: -30% -10% auto auto;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.28), transparent 62%);
  filter: blur(10px);
  z-index: -1;
  animation: floatOrb 14s ease-in-out infinite;
}

#home::before {
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.55), transparent 45%, rgba(255, 255, 255, 0.25));
  opacity: 1;
}

#home h1,
#home h2,
#home h3,
#home strong {
  color: #ffffff;
  text-shadow: 0 2px 18px rgba(9, 20, 44, 0.35);
}

#home h1 {
  max-width: 22ch;
  margin-bottom: 0.5em;
}

#home > p {
  max-width: 76ch;
  color: rgba(240, 246, 255, 0.92);
  font-size: clamp(0.98rem, 1.4vw, 1.08rem);
}

#home figure {
  margin: 28px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 30px 70px rgba(6, 16, 38, 0.45);
  position: relative;
  transition: transform 0.6s var(--ease-out), box-shadow 0.6s var(--ease-out);
}

#home figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(8, 18, 40, 0.55));
  pointer-events: none;
}

#home figure:hover {
  transform: translateY(-4px) scale(1.006);
  box-shadow: 0 40px 90px rgba(6, 16, 38, 0.6);
}

#home figure img {
  width: 100%;
  aspect-ratio: 1200 / 480;
  object-fit: cover;
}

#home figcaption {
  position: absolute;
  left: 20px;
  bottom: 18px;
  z-index: 1;
  padding: 8px 16px;
  font-size: 0.86rem;
  font-weight: 600;
  color: #fff;
  border-radius: var(--radius-pill);
  background: rgba(10, 22, 48, 0.42);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

#home > div[aria-label="Banner轮播"] {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin: 26px 0;
}

#home > div[aria-label="Banner轮播"] article {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  transition: transform 0.4s var(--ease-spring), background 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

#home > div[aria-label="Banner轮播"] article:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 22px 46px rgba(6, 16, 38, 0.42);
}

#home > div[aria-label="Banner轮播"] h2 {
  font-size: 1.08rem;
  padding-left: 0;
  margin-bottom: 0.4em;
}

#home > div[aria-label="Banner轮播"] h2::before {
  display: none;
}

#home > div[aria-label="Banner轮播"] p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(240, 246, 255, 0.86);
}

#home > ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

#home > ul li {
  margin: 0;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.26);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: rgba(240, 246, 255, 0.94);
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: transform 0.35s var(--ease-spring), background 0.35s var(--ease-out);
}

#home > ul li::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--grad-accent);
  box-shadow: 0 0 12px rgba(255, 122, 89, 0.9);
}

#home > ul li:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.22);
}

#home > ul li strong {
  color: #fff;
}

#products ul,
#solutions ul,
#howto ul,
#howto ol,
#sitemap ul,
#links ul {
  display: grid;
  gap: 10px;
  padding-left: 0;
  list-style: none;
}

#products ul li,
#solutions ul li,
#howto ul li,
#howto ol li,
#sitemap ul li,
#links ul li {
  margin: 0;
  padding: 12px 16px 12px 42px;
  position: relative;
  border-radius: var(--radius-sm);
  background: var(--surface-glass);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 0.94rem;
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out), background 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

#products ul li::before,
#solutions ul li::before,
#howto ul li::before,
#sitemap ul li::before,
#links ul li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  transform: translateY(-50%) rotate(45deg);
  background: var(--grad-brand);
  box-shadow: 0 0 10px rgba(95, 139, 247, 0.6);
}

#howto ol {
  counter-reset: step;
}

#howto ol li {
  padding-left: 52px;
  counter-increment: step;
}

#howto ol li::before {
  content: counter(step);
  left: 14px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  transform: translateY(-50%);
  background: var(--grad-brand);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 14px rgba(43, 108, 176, 0.4);
}

#products ul li:hover,
#solutions ul li:hover,
#howto ul li:hover,
#howto ol li:hover,
#sitemap ul li:hover,
#links ul li:hover {
  transform: translateX(4px);
  border-color: var(--border-strong);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

#sitemap ul,
#links ul {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

#sitemap ul li a,
#links ul li a {
  font-weight: 600;
  color: var(--text-soft);
}

#sitemap ul li:hover a,
#links ul li:hover a {
  color: var(--brand-500);
}

#news,
#articles {
  display: grid;
  gap: 18px;
}

#news > h2,
#articles > h2 {
  margin-bottom: 0.2em;
}

#news article,
#articles article {
  position: relative;
  padding: 22px 24px;
  border-radius: var(--radius-md);
  background: var(--surface-glass);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
  overflow: hidden;
}

#news article::before,
#articles article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--grad-brand);
  opacity: 0.55;
  transition: opacity 0.3s var(--ease-out), width 0.3s var(--ease-out);
}

#news article:hover,
#articles article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

#news article:hover::before,
#articles article:hover::before {
  opacity: 1;
  width: 6px;
}

#news article h3,
#articles article h3 {
  font-size: 1.08rem;
  margin-bottom: 0.35em;
}

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

#articles article > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  font-size: 0.86rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  color: var(--brand-500);
  background: rgba(95, 139, 247, 0.1);
  border: 1px solid var(--border-soft);
  transition: transform 0.3s var(--ease-spring), background 0.3s var(--ease-out), color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

#articles article > a::after {
  content: "→";
  transition: transform 0.3s var(--ease-out);
}

#articles article > a:hover {
  color: #fff;
  background: var(--grad-brand);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(43, 108, 176, 0.35);
}

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

#cases blockquote {
  position: relative;
  padding-left: 52px;
  border-left: none;
  background: var(--surface-glass);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}

#cases blockquote::before {
  content: "“";
  position: absolute;
  left: 16px;
  top: 8px;
  font-size: 2.6rem;
  line-height: 1;
  font-family: Georgia, "Times New Roman", serif;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.85;
}

#cases blockquote:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

#cases blockquote p {
  font-size: 0.96rem;
  color: var(--text-soft);
}

#faq {
  display: grid;
  gap: 12px;
}

#faq > h2 {
  margin-bottom: 0.3em;
}

#faq details {
  border-radius: var(--radius-md);
  background: var(--surface-glass);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), background 0.3s var(--ease-out);
}

#faq details[open] {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  background: var(--surface);
}

#faq details:hover {
  border-color: var(--border-strong);
}

#faq summary {
  position: relative;
  padding: 16px 52px 16px 20px;
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--text-main);
  cursor: pointer;
  list-style: none;
  transition: color 0.25s var(--ease-out);
}

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

#faq summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  width: 26px;
  height: 26px;
  transform: translateY(-50%);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  background: var(--grad-brand);
  box-shadow: 0 6px 14px rgba(43, 108, 176, 0.35);
  transition: transform 0.35s var(--ease-spring), background 0.35s var(--ease-out);
}

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

#faq summary:hover {
  color: var(--brand-500);
}

#faq details p {
  margin: 0;
  padding: 0 20px 18px;
  font-size: 0.94rem;
  color: var(--text-soft);
  animation: fadeSlide 0.4s var(--ease-out) both;
}

#knowledge h3 {
  margin-top: 1.2em;
}

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

#contact address {
  padding: 22px 24px;
  border-radius: var(--radius-md);
  background: var(--surface-glass);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

#contact address p {
  margin-bottom: 0.55em;
  font-size: 0.95rem;
}

#contact address p:last-child {
  margin-bottom: 0;
}

#contact address a {
  font-weight: 600;
  border-bottom: 1px dashed rgba(95, 139, 247, 0.5);
}

#contact address a:hover {
  border-bottom-color: var(--accent-500);
}

footer {
  position: relative;
  margin-top: 12px;
  padding: 48px 24px 28px;
  background:
    radial-gradient(800px 380px at 12% 0%, rgba(95, 139, 247, 0.22), transparent 62%),
    radial-gradient(700px 400px at 92% 100%, rgba(255, 122, 89, 0.18), transparent 62%),
    linear-gradient(180deg, rgba(14, 22, 38, 0.96), rgba(8, 14, 26, 0.99));
  color: #cfd9ea;
  border-top: 1px solid rgba(143, 178, 255, 0.18);
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-brand);
  box-shadow: 0 0 24px rgba(95, 139, 247, 0.6);
}

footer > section {
  max-width: var(--maxw);
  margin: 0 auto 26px;
  padding: 22px 24px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(143, 178, 255, 0.14);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.35s var(--ease-out), background 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}

footer > section:hover {
  border-color: rgba(143, 178, 255, 0.32);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

footer > section h2 {
  font-size: 1.05rem;
  color: #f0f5ff;
  padding-left: 16px;
  margin-bottom: 0.55em;
}

footer > section h2::before {
  width: 4px;
  background: var(--grad-accent);
  box-shadow: 0 0 14px rgba(255, 122, 89, 0.7);
}

footer > section p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: #a9b8d1;
}

footer > p {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-top: 22px;
  border-top: 1px solid rgba(143, 178, 255, 0.14);
  text-align: center;
  font-size: 0.84rem;
  color: #8294b2;
  letter-spacing: 0.02em;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes fadeSlide {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulseDot {
  0%, 100% {
    box-shadow: 0 0 0 4px rgba(255, 122, 89, 0.2), 0 0 18px rgba(255, 122, 89, 0.65);
  }
  50% {
    box-shadow: 0 0 0 7px rgba(255, 122, 89, 0.08), 0 0 26px rgba(255, 122, 89, 0.9);
  }
}

@keyframes floatOrb {
  0%, 100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(-30px, 24px, 0) scale(1.08);
  }
}

@media (max-width: 1024px) {
  :root {
    --gap: 20px;
  }

  header > nav {
    gap: 12px;
  }

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

  main {
    padding: 22px 18px 52px;
    gap: 22px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 64px;
    --radius-lg: 20px;
    --radius-xl: 26px;
  }

  body {
    font-size: 15px;
    background-attachment: scroll;
  }

  header > nav {
    padding: 10px 14px;
    gap: 8px;
  }

  header > nav > a:first-child {
    font-size: 0.98rem;
    padding: 6px 10px;
  }

  header > nav > ul {
    order: 4;
    flex: 1 1 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

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

  header > nav > ul a {
    padding: 7px 11px;
    font-size: 0.86rem;
    white-space: nowrap;
  }

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

  main {
    padding: 16px 14px 44px;
    gap: 18px;
  }

  main > section {
    padding: 20px 16px;
    border-radius: var(--radius-lg);
  }

  #home {
    padding: 24px 18px;
  }

  #home h1 {
    max-width: none;
  }

  #home figure {
    margin: 20px 0;
    border-radius: var(--radius-md);
  }

  #home figcaption {
    left: 12px;
    bottom: 12px;
    padding: 6px 12px;
    font-size: 0.78rem;
  }

  #home > div[aria-label="Banner轮播"] {
    grid-template-columns: 1fr;
    gap: 12px;
    margin: 18px 0;
  }

  #home > ul {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  #home > ul li {
    padding: 12px 14px;
    font-size: 0.86rem;
  }

  h2 {
    padding-left: 14px;
  }

  h2::before {
    width: 4px;
  }

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

  #cases blockquote {
    padding-left: 44px;
  }

  #faq summary {
    padding: 14px 46px 14px 16px;
    font-size: 0.94rem;
  }

  #faq details p {
    padding: 0 16px 16px;
  }

  footer {
    padding: 36px 14px 22px;
  }

  footer > section {
    padding: 18px 16px;
  }
}

@media (max-width: 480px) {
  #home > ul {
    grid-template-columns: 1fr;
  }

  header form[role="search"] {
    flex-wrap: nowrap;
  }

  header form[role="search"] button {
    padding: 10px 14px;
    font-size: 0.84rem;
  }

  main > nav[aria-label="面包屑导航"] ol {
    padding: 8px 14px;
    font-size: 0.8rem;
  }

  #contact address {
    padding: 18px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media print {
  header,
  footer,
  main > nav,
  #home > div[aria-label="Banner轮播"],
  #links {
    display: none !important;
  }

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

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