:root {
  --primary: #6c5ce7;
  --primary-light: #a29bfe;
  --primary-dark: #4834d4;
  --accent: #fd79a8;
  --accent-light: #ffeaa7;
  --bg: #f5f6fa;
  --bg-alt: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.72);
  --bg-glass-border: rgba(255, 255, 255, 0.35);
  --text: #2d3436;
  --text-secondary: #636e72;
  --text-light: #b2bec3;
  --border: rgba(108, 92, 231, 0.12);
  --shadow-sm: 0 2px 8px rgba(108, 92, 231, 0.08);
  --shadow-md: 0 8px 32px rgba(108, 92, 231, 0.12);
  --shadow-lg: 0 16px 48px rgba(108, 92, 231, 0.18);
  --shadow-hover: 0 20px 60px rgba(108, 92, 231, 0.25);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --gradient-banner: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 40%, #fd79a8 100%);
  --gradient-banner-alt: linear-gradient(160deg, #4834d4 0%, #6c5ce7 30%, #fd79a8 70%, #ffeaa7 100%);
  --gradient-card: linear-gradient(135deg, rgba(108, 92, 231, 0.06), rgba(253, 121, 168, 0.06));
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f1a;
    --bg-alt: #1a1a2e;
    --bg-glass: rgba(26, 26, 46, 0.78);
    --bg-glass-border: rgba(108, 92, 231, 0.2);
    --text: #e8e8f0;
    --text-secondary: #a0a0b8;
    --text-light: #6a6a80;
    --border: rgba(108, 92, 231, 0.18);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 20px 60px rgba(108, 92, 231, 0.3);
    --gradient-banner: linear-gradient(135deg, #1a1a2e 0%, #2d1b69 40%, #4a1942 100%);
    --gradient-banner-alt: linear-gradient(160deg, #0f0f1a 0%, #1a1a2e 30%, #2d1b69 70%, #4a1942 100%);
    --gradient-card: linear-gradient(135deg, rgba(108, 92, 231, 0.08), rgba(253, 121, 168, 0.08));
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(108, 92, 231, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 100%, rgba(253, 121, 168, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 50%, rgba(162, 155, 254, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

::selection {
  background: var(--primary);
  color: #fff;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: 4px;
}

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

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

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
  transition: color var(--transition-smooth);
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: -0.01em;
  position: relative;
  padding-bottom: 0.5em;
  margin-bottom: 1em;
}

h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  border-radius: 2px;
  background: var(--gradient-banner);
  transition: width var(--transition-smooth);
}

h2:hover::after {
  width: 100px;
}

h3 {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  margin-bottom: 0.5em;
}

p {
  margin-bottom: 1em;
  color: var(--text-secondary);
  transition: color var(--transition-smooth);
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--bg-glass-border);
  transition: background var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

header:hover {
  box-shadow: var(--shadow-md);
}

header nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}

header nav > a:first-child {
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--gradient-banner);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
  white-space: nowrap;
  position: relative;
  transition: transform var(--transition-bounce);
}

header nav > a:first-child:hover {
  transform: scale(1.05);
  -webkit-text-fill-color: transparent;
}

header nav > a:first-child::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-banner);
  border-radius: 1px;
  transition: width var(--transition-smooth);
}

header nav > a:first-child:hover::after {
  width: 100%;
}

header nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

header nav ul li a {
  display: inline-block;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-bounce);
}

header nav ul li a::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-sm);
  background: var(--gradient-card);
  opacity: 0;
  transform: scale(0.85);
  transition: opacity var(--transition-fast), transform var(--transition-bounce);
  z-index: -1;
}

header nav ul li a:hover {
  color: var(--primary);
  transform: translateY(-2px);
}

header nav ul li a:hover::before {
  opacity: 1;
  transform: scale(1);
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

section {
  margin-bottom: 64px;
  opacity: 0;
  transform: translateY(32px);
  animation: fadeInUp 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
  animation-timeline: view();
  animation-range: entry 0% entry 30%;
}

@supports not (animation-timeline: view()) {
  section {
    opacity: 1;
    transform: none;
    animation: none;
  }
}

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

#hero {
  position: relative;
  margin: 0 -24px 64px;
  padding: 80px 48px 72px;
  background: var(--gradient-banner-alt);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  overflow: hidden;
  color: #fff;
  opacity: 1;
  transform: none;
  animation: none;
}

#hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
  pointer-events: none;
}

#hero::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(253, 121, 168, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
  pointer-events: none;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

#hero h1 {
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
  animation: heroTextIn 0.8s 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

#hero > p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.05rem;
  max-width: 720px;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
  line-height: 1.8;
  animation: heroTextIn 0.8s 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

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

#hero nav[aria-label="面包屑导航"] {
  position: relative;
  z-index: 1;
  animation: heroTextIn 0.8s 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

#hero nav[aria-label="面包屑导航"] ol {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  flex-wrap: wrap;
}

#hero nav[aria-label="面包屑导航"] ol li {
  color: rgba(255, 255, 255, 0.7);
}

#hero nav[aria-label="面包屑导航"] ol li a {
  color: rgba(255, 255, 255, 0.85);
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all var(--transition-fast);
}

#hero nav[aria-label="面包屑导航"] ol li a:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
  transform: translateY(-1px);
}

#hero nav[aria-label="面包屑导航"] ol li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: rgba(255, 255, 255, 0.4);
}

section:not(#hero) {
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--transition-smooth), transform var(--transition-smooth), border-color var(--transition-smooth), background var(--transition-smooth);
}

section:not(#hero)::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-banner);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

section:not(#hero):hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(108, 92, 231, 0.2);
}

section:not(#hero):hover::before {
  opacity: 1;
}

section h3 {
  color: var(--primary-dark);
  margin-top: 1.5em;
  margin-bottom: 0.6em;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
  border-radius: 2px;
  transition: border-color var(--transition-fast), padding-left var(--transition-smooth), color var(--transition-smooth);
}

section h3:hover {
  border-left-color: var(--accent);
  padding-left: 20px;
}

section h3:first-of-type {
  margin-top: 0.5em;
}

#about {
  background: var(--bg-alt);
}

#about p {
  text-align: justify;
}

#products {
  background: var(--bg-alt);
}

#products h3 {
  display: flex;
  align-items: center;
  gap: 10px;
}

#products h3::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gradient-banner);
  flex-shrink: 0;
  transition: transform var(--transition-bounce);
}

#products h3:hover::before {
  transform: scale(1.4);
}

#solutions {
  background: var(--bg-alt);
}

#cases {
  background: var(--bg-alt);
}

#cases p {
  padding: 16px 20px;
  background: var(--gradient-card);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-light);
  margin-bottom: 12px;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast);
}

#cases p:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-sm);
  border-left-color: var(--accent);
}

#news article {
  padding: 24px 28px;
  margin-bottom: 20px;
  background: var(--gradient-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast), background var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

#news article::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(40%, -40%);
  transition: transform var(--transition-smooth);
}

#news article:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-md);
  border-color: rgba(108, 92, 231, 0.25);
}

#news article:hover::after {
  transform: translate(20%, -20%) scale(1.3);
}

#news article h3 {
  border-left: none;
  padding-left: 0;
  margin-top: 0;
  color: var(--text);
}

#news article h3:hover {
  padding-left: 0;
  color: var(--primary);
}

#news article p:first-of-type {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 10px;
}

#articles article {
  padding: 22px 26px;
  margin-bottom: 16px;
  background: var(--bg-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast), background var(--transition-smooth);
  position: relative;
}

#articles article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 4px;
  height: 60%;
  background: var(--gradient-banner);
  border-radius: 0 4px 4px 0;
  transition: transform var(--transition-smooth);
}

#articles article:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
  border-color: rgba(108, 92, 231, 0.25);
}

#articles article:hover::before {
  transform: translateY(-50%) scaleY(1);
}

#articles article h3 {
  border-left: none;
  padding-left: 0;
  margin-top: 0;
  color: var(--text);
  transition: color var(--transition-fast);
}

#articles article:hover h3 {
  color: var(--primary);
}

#articles article p:first-of-type {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 8px;
}

#articles article a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 6px 16px;
  border-radius: 20px;
  background: var(--gradient-card);
  border: 1px solid var(--border);
  transition: all var(--transition-fast);
}

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

#articles article a:hover {
  background: var(--gradient-banner);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

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

#howto {
  background: var(--bg-alt);
}

#howto h3 {
  color: var(--primary-dark);
}

#howto p {
  text-align: justify;
}

#faq article {
  padding: 20px 24px;
  margin-bottom: 14px;
  background: var(--bg-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast), background var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

#faq article::before {
  content: "?";
  position: absolute;
  top: 12px;
  right: 20px;
  font-size: 4rem;
  font-weight: 900;
  color: var(--primary);
  opacity: 0.04;
  line-height: 1;
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
  pointer-events: none;
}

#faq article:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(108, 92, 231, 0.25);
}

#faq article:hover::before {
  opacity: 0.08;
  transform: scale(1.1) rotate(-5deg);
}

#faq article h3 {
  border-left: none;
  padding-left: 0;
  margin-top: 0;
  color: var(--text);
  font-size: 1.05rem;
  transition: color var(--transition-fast);
}

#faq article:hover h3 {
  color: var(--primary);
}

#contact {
  background: var(--bg-alt);
}

#contact p {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

#contact p:hover {
  background: var(--gradient-card);
  transform: translateX(4px);
}

#sitemap ul,
#links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

#sitemap ul li a,
#links ul li a {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 20px;
  background: var(--gradient-card);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

#sitemap ul li a:hover,
#links ul li a:hover {
  background: var(--gradient-banner);
  color: #fff;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

#footer-info {
  background: var(--bg-alt);
}

#footer-info p {
  font-size: 0.92rem;
}

#author-info {
  background: var(--bg-alt);
}

#author-info p {
  font-size: 0.92rem;
}

footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 40px 24px;
  text-align: center;
  transition: background var(--transition-smooth), border-color var(--transition-smooth);
}

footer p {
  color: var(--text-light);
  font-size: 0.88rem;
  margin-bottom: 6px;
  transition: color var(--transition-fast);
}

footer p:hover {
  color: var(--text-secondary);
}

@media (max-width: 900px) {
  header nav {
    height: auto;
    padding: 12px 16px;
    flex-direction: column;
    gap: 8px;
  }

  header nav ul {
    justify-content: center;
    gap: 2px;
  }

  header nav ul li a {
    padding: 6px 10px;
    font-size: 0.82rem;
  }

  #hero {
    margin: 0 -16px 48px;
    padding: 56px 24px 48px;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  }

  main {
    padding: 0 16px 60px;
  }

  section:not(#hero) {
    padding: 28px 20px;
    border-radius: var(--radius-md);
  }

  section {
    margin-bottom: 40px;
  }

  h2 {
    font-size: 1.3rem;
  }

  h3 {
    font-size: 1.05rem;
  }

  #news article,
  #articles article,
  #faq article {
    padding: 18px 16px;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }

  header nav > a:first-child {
    font-size: 1.2rem;
  }

  header nav ul {
    gap: 0;
  }

  header nav ul li a {
    padding: 5px 8px;
    font-size: 0.78rem;
  }

  #hero {
    padding: 40px 18px 36px;
  }

  #hero h1 {
    font-size: 1.4rem;
  }

  #hero > p {
    font-size: 0.92rem;
  }

  main {
    padding: 0 12px 40px;
  }

  section:not(#hero) {
    padding: 22px 16px;
    border-radius: var(--radius-sm);
  }

  section {
    margin-bottom: 32px;
  }

  h2 {
    font-size: 1.15rem;
  }

  h2::after {
    width: 40px;
    height: 3px;
  }

  h3 {
    font-size: 0.98rem;
    padding-left: 10px;
    border-left-width: 3px;
  }

  #sitemap ul,
  #links ul {
    gap: 6px;
  }

  #sitemap ul li a,
  #links ul li a {
    padding: 6px 12px;
    font-size: 0.82rem;
  }
}

@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;
  }

  section {
    opacity: 1;
    transform: none;
  }
}

@media print {
  header,
  footer,
  #hero nav {
    display: none;
  }

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

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

  a {
    color: #000;
    text-decoration: underline;
  }
}