:root {
  --primary: #ff6b9d;
  --primary-light: #ff9bbd;
  --primary-dark: #e04a7a;
  --primary-glow: rgba(255, 107, 157, 0.35);
  --secondary: #7c5cff;
  --secondary-light: #a688ff;
  --accent: #00d4aa;
  --accent-light: #4dffd4;
  --bg: #fdf6f9;
  --bg-alt: #fff5f8;
  --bg-card: rgba(255, 255, 255, 0.65);
  --bg-card-hover: rgba(255, 255, 255, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.45);
  --bg-glass-strong: rgba(255, 255, 255, 0.72);
  --text: #2d1b2e;
  --text-secondary: #6b4d6e;
  --text-muted: #9b7d9e;
  --border: rgba(255, 107, 157, 0.18);
  --border-light: rgba(255, 107, 157, 0.1);
  --shadow-sm: 0 2px 12px rgba(255, 107, 157, 0.08);
  --shadow-md: 0 6px 28px rgba(255, 107, 157, 0.12);
  --shadow-lg: 0 12px 48px rgba(255, 107, 157, 0.16);
  --shadow-glow: 0 0 32px rgba(255, 107, 157, 0.2);
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --header-h: 72px;
}

[data-theme="dark"] {
  --primary: #ff8ab5;
  --primary-light: #ffb3d1;
  --primary-dark: #ff6b9d;
  --primary-glow: rgba(255, 138, 181, 0.3);
  --secondary: #9d82ff;
  --secondary-light: #b8a3ff;
  --accent: #33e6c0;
  --accent-light: #66f0d5;
  --bg: #0f0a12;
  --bg-alt: #1a1220;
  --bg-card: rgba(40, 25, 45, 0.65);
  --bg-card-hover: rgba(50, 32, 56, 0.85);
  --bg-glass: rgba(30, 18, 35, 0.55);
  --bg-glass-strong: rgba(30, 18, 35, 0.8);
  --text: #f0e6f2;
  --text-secondary: #c4a8c9;
  --text-muted: #8a6d8e;
  --border: rgba(255, 138, 181, 0.2);
  --border-light: rgba(255, 138, 181, 0.1);
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 32px rgba(255, 138, 181, 0.15);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 20px);
}

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(255, 107, 157, 0.08), transparent),
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(124, 92, 255, 0.06), transparent),
    radial-gradient(ellipse 70% 60% at 50% 100%, rgba(0, 212, 170, 0.05), transparent);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

address {
  font-style: normal;
}

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

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

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

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

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

#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: var(--bg-glass-strong);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}

#site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
  transition: transform var(--transition);
}

.logo:hover {
  transform: scale(1.04);
}

.logo svg {
  width: 40px;
  height: 40px;
  filter: drop-shadow(0 2px 8px var(--primary-glow));
  transition: transform var(--transition), filter var(--transition);
}

.logo:hover svg {
  transform: rotate(-8deg) scale(1.1);
  filter: drop-shadow(0 4px 16px var(--primary-glow));
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

#main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

#main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

#main-nav a {
  display: block;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  position: relative;
  transition: color var(--transition), background var(--transition);
}

#main-nav a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  transition: transform var(--transition);
}

#main-nav a:hover {
  color: var(--primary);
  background: rgba(255, 107, 157, 0.06);
}

#main-nav a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

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

#search-form {
  display: flex;
  align-items: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-light);
  border-radius: 50px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

#search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
  background: var(--bg-card-hover);
}

#search-form input {
  border: none;
  background: transparent;
  padding: 8px 14px;
  font-size: 0.85rem;
  color: var(--text);
  outline: none;
  width: 160px;
  font-family: var(--font);
  transition: width var(--transition);
}

#search-form input::placeholder {
  color: var(--text-muted);
}

#search-form input:focus {
  width: 200px;
}

#search-form button {
  border: none;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: opacity var(--transition), transform var(--transition);
  white-space: nowrap;
}

#search-form button:hover {
  opacity: 0.9;
  transform: scale(1.02);
}

#theme-toggle,
#menu-toggle {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-light);
  border-radius: 50%;
  background: var(--bg-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  line-height: 1;
}

#theme-toggle:hover,
#menu-toggle:hover {
  transform: scale(1.1) rotate(8deg);
  box-shadow: var(--shadow-glow);
  background: var(--bg-card-hover);
}

#menu-toggle {
  display: none;
}

#main-nav.open {
  display: flex;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  padding: 16px 24px 24px;
  animation: slideDown 0.3s ease;
  z-index: 999;
}

#main-nav.open ul {
  flex-direction: column;
  width: 100%;
  gap: 2px;
}

#main-nav.open a {
  padding: 12px 16px;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
}

#main-nav.open a::after {
  display: none;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

main {
  padding-top: var(--header-h);
}

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 80px 24px 60px;
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.06) 0%, rgba(124, 92, 255, 0.05) 50%, rgba(0, 212, 170, 0.04) 100%);
}

.hero-slider {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slide.active {
  opacity: 0.35;
}

.slide svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  text-align: center;
  animation: fadeInUp 0.8s ease both;
}

.hero-content h1 {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 6s ease infinite;
}

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

.hero-content > p {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 40px;
  line-height: 1.85;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  animation: fadeInUp 0.8s ease both;
}

.stat:nth-child(1) { animation-delay: 0.15s; }
.stat:nth-child(2) { animation-delay: 0.3s; }
.stat:nth-child(3) { animation-delay: 0.45s; }

.stat-number {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 2px 16px var(--primary-glow);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 40px;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50px;
  box-shadow: 0 8px 32px var(--primary-glow);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 44px var(--primary-glow);
  color: #fff;
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.breadcrumb {
  max-width: 1280px;
  margin: 0 auto;
  padding: 20px 24px 0;
}

.breadcrumb ol {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb li + li::before {
  content: '/';
  margin-right: 8px;
  color: var(--text-muted);
  opacity: 0.5;
}

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

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

.breadcrumb [aria-current="page"] {
  color: var(--primary);
  font-weight: 600;
}

section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 72px 24px;
  scroll-margin-top: var(--header-h);
}

section h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 36px;
  position: relative;
  padding-bottom: 18px;
  color: var(--text);
}

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

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

section h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 800;
  margin: 36px 0 16px;
  color: var(--text);
  letter-spacing: -0.02em;
  position: relative;
  padding-left: 18px;
}

section h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
  border-radius: 4px;
}

section h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 24px 0 12px;
  color: var(--primary-dark);
}

section p {
  margin-bottom: 16px;
  color: var(--text-secondary);
  line-height: 1.85;
}

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

section ul {
  margin: 16px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

section ul li {
  position: relative;
  padding-left: 24px;
  color: var(--text-secondary);
  line-height: 1.75;
}

section ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 0 8px var(--primary-glow);
}

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

#about,
#products,
#solutions,
#cases,
#news,
#articles,
#faq,
#howto,
#contact,
#sitemap,
#links,
#trust,
#author-info {
  background: var(--bg-card);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  margin-top: 28px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

#about:hover,
#products:hover,
#solutions:hover,
#cases:hover,
#news:hover,
#articles:hover,
#faq:hover,
#howto:hover,
#contact:hover,
#sitemap:hover,
#links:hover,
#trust:hover,
#author-info:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border);
}

#about address,
#contact address,
#site-footer address {
  background: var(--bg-glass);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 16px;
  transition: box-shadow var(--transition);
}

#about address:hover,
#contact address:hover {
  box-shadow: var(--shadow-sm);
}

#about address p,
#contact address p,
#site-footer address p {
  margin-bottom: 8px;
  font-size: 0.92rem;
}

#about address p:last-child,
#contact address p:last-child,
#site-footer address p:last-child {
  margin-bottom: 0;
}

#products h4 {
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.08), rgba(124, 92, 255, 0.06));
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--primary);
  display: inline-block;
  margin-top: 28px;
}

#cases blockquote {
  background: var(--bg-glass);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 20px 0;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

#cases blockquote::before {
  content: '"';
  position: absolute;
  top: 8px;
  left: 16px;
  font-size: 3rem;
  color: var(--primary);
  opacity: 0.2;
  font-family: Georgia, serif;
  line-height: 1;
}

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

#cases blockquote p {
  margin: 0;
  font-style: italic;
  color: var(--text-secondary);
  padding-left: 20px;
}

#news article,
#articles article {
  background: var(--bg-glass);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 20px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
  position: relative;
  overflow: hidden;
}

#news article::before,
#articles article::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition);
}

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

#news article:hover::before,
#articles article:hover::before {
  transform: scaleY(1);
}

#news article h3,
#articles article h3 {
  margin-top: 0;
  padding-left: 0;
  font-size: 1.15rem;
}

#news article h3::before,
#articles article h3::before {
  display: none;
}

#news article time,
#articles article time {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  padding: 4px 12px;
  background: var(--bg-glass);
  border-radius: 50px;
  border: 1px solid var(--border-light);
}

#articles article a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 12px;
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border-radius: 50px;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px var(--primary-glow);
}

#articles article a:hover {
  transform: translateX(4px) scale(1.03);
  box-shadow: 0 8px 28px var(--primary-glow);
  color: #fff;
}

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

#articles article a:hover::after {
  transform: translateX(3px);
}

#faq details {
  background: var(--bg-glass);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition), background var(--transition);
}

#faq details:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

#faq details[open] {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  background: var(--bg-card-hover);
}

#faq summary {
  padding: 20px 28px;
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color var(--transition), background var(--transition);
  position: relative;
}

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

#faq summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--primary);
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 107, 157, 0.08);
  transition: transform var(--transition), background var(--transition);
  line-height: 1;
}

#faq details[open] summary::after {
  content: '−';
  transform: rotate(180deg);
  background: var(--primary);
  color: #fff;
}

#faq summary:hover {
  color: var(--primary);
  background: rgba(255, 107, 157, 0.04);
}

#faq details > p {
  padding: 0 28px 24px;
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.85;
  animation: fadeInUp 0.3s ease;
}

#howto h4 {
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.08), rgba(124, 92, 255, 0.06));
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--primary);
  margin-top: 28px;
}

#howto h4::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px var(--primary-glow);
  flex-shrink: 0;
}

#sitemap nav ul,
#links ul {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

#sitemap nav ul li,
#links ul li {
  padding-left: 0;
}

#sitemap nav ul li::before,
#links ul li::before {
  display: none;
}

#sitemap nav a,
#links a {
  display: block;
  padding: 12px 18px;
  background: var(--bg-glass);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), color var(--transition), background var(--transition);
}

#sitemap nav a:hover,
#links a:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
  border-color: var(--primary);
  color: var(--primary);
  background: var(--bg-card-hover);
}

#trust ul li {
  padding: 12px 18px 12px 44px;
  background: var(--bg-glass);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

#trust ul li::before {
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 10px;
}

#trust ul li:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-sm);
  border-color: var(--primary);
}

#author-info p {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border-light);
  margin-bottom: 0;
}

#author-info p:last-child {
  border-bottom: none;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

#site-footer {
  background: linear-gradient(180deg, var(--bg-alt), var(--bg));
  border-top: 1px solid var(--border-light);
  margin-top: 40px;
  position: relative;
  overflow: hidden;
}

#site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent), var(--primary));
  background-size: 300% 100%;
  animation: gradientShift 4s linear infinite;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1fr;
  gap: 40px;
}

.footer-col h3 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 18px;
  color: var(--text);
  position: relative;
  padding-bottom: 10px;
}

.footer-col h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 3px;
}

.footer-col p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li::before {
  display: none;
}

.footer-col ul li {
  padding-left: 0;
}

.footer-col ul a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition), padding-left var(--transition);
  display: inline-block;
}

.footer-col ul a:hover {
  color: var(--primary);
  padding-left: 6px;
}

.footer-col address p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.footer-col address a {
  color: var(--text-muted);
}

.footer-col address a:hover {
  color: var(--primary);
}

#privacy-policy,
#disclaimer,
#copyright {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px;
  border-top: 1px solid var(--border-light);
}

#privacy-policy h2,
#disclaimer h2,
#copyright h2 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  padding-bottom: 12px;
}

#privacy-policy h2::after,
#disclaimer h2::after,
#copyright h2::after {
  width: 36px;
  height: 3px;
}

#privacy-policy p,
#disclaimer p,
#copyright p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 0;
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
}

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

.footer-bottom a:hover {
  text-decoration: underline;
}

#back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px var(--primary-glow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.8);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), box-shadow var(--transition);
  line-height: 1;
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

#back-to-top:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 10px 36px var(--primary-glow);
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  #main-nav a {
    padding: 8px 10px;
    font-size: 0.82rem;
  }

  #search-form input {
    width: 120px;
  }

  #search-form input:focus {
    width: 150px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 64px;
  }

  .header-inner {
    padding: 0 16px;
    gap: 12px;
  }

  .logo svg {
    width: 34px;
    height: 34px;
  }

  .logo-text {
    font-size: 1.1rem;
  }

  #main-nav {
    display: none;
  }

  #menu-toggle {
    display: flex;
  }

  #search-form {
    display: none;
  }

  #theme-toggle {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .hero-section {
    min-height: auto;
    padding: 60px 20px 50px;
  }

  .hero-content h1 {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .hero-stats {
    gap: 28px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.72rem;
  }

  .btn-primary {
    padding: 13px 32px;
    font-size: 0.92rem;
  }

  section {
    padding: 48px 18px;
    margin-left: 12px;
    margin-right: 12px;
    border-radius: var(--radius);
  }

  section h2 {
    font-size: 1.35rem;
    margin-bottom: 28px;
  }

  section h3 {
    font-size: 1.1rem;
    margin-top: 28px;
  }

  #news article,
  #articles article {
    padding: 22px 20px;
  }

  #faq summary {
    padding: 16px 20px;
    font-size: 0.92rem;
  }

  #faq details > p {
    padding: 0 20px 20px;
  }

  #sitemap nav ul,
  #links ul {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 8px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 18px 28px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    padding: 20px 18px;
  }

  #back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    font-size: 1.1rem;
  }

  #about address,
  #contact address {
    padding: 18px 20px;
  }

  #cases blockquote {
    padding: 20px 22px;
  }

  #privacy-policy,
  #disclaimer,
  #copyright {
    padding: 24px 18px;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.35rem;
  }

  .hero-content > p {
    font-size: 0.88rem;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-number {
    font-size: 1.3rem;
  }

  section {
    padding: 36px 14px;
    margin-left: 8px;
    margin-right: 8px;
  }

  section h2 {
    font-size: 1.2rem;
  }

  section h3 {
    font-size: 1rem;
    padding-left: 14px;
  }

  #sitemap nav ul,
  #links ul {
    grid-template-columns: 1fr 1fr;
  }

  #sitemap nav a,
  #links a {
    padding: 10px 12px;
    font-size: 0.82rem;
  }

  #articles article a {
    padding: 7px 16px;
    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;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }
}

@media print {
  #site-header,
  #back-to-top,
  #site-footer::before,
  .hero-slider {
    display: none;
  }

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

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