:root {
  --color-primary: #c0392b;
  --color-primary-light: #e74c3c;
  --color-primary-dark: #96281b;
  --color-accent: #f39c12;
  --color-accent-light: #f1c40f;
  --color-bg: #fdf8f4;
  --color-bg-alt: #fef0e6;
  --color-surface: #ffffff;
  --color-surface-glass: rgba(255, 255, 255, 0.72);
  --color-surface-glass-border: rgba(255, 255, 255, 0.45);
  --color-text: #2c2a28;
  --color-text-secondary: #6b6560;
  --color-text-muted: #9e9690;
  --color-border: rgba(192, 57, 43, 0.12);
  --color-border-strong: rgba(192, 57, 43, 0.22);
  --color-shadow: rgba(192, 57, 43, 0.08);
  --color-shadow-lg: rgba(44, 42, 40, 0.1);
  --color-code: #fdf2e9;
  --gradient-hero: linear-gradient(135deg, #c0392b 0%, #e74c3c 35%, #f39c12 100%);
  --gradient-warm: linear-gradient(135deg, #fdf2e9 0%, #fdebd0 50%, #fadbd8 100%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(253,242,233,0.85));
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-full: 999px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --max-width: 1200px;
  --max-width-narrow: 860px;
  --header-height: 64px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-primary: #e74c3c;
    --color-primary-light: #ff6b5b;
    --color-primary-dark: #c0392b;
    --color-accent: #f5b041;
    --color-accent-light: #f7dc6f;
    --color-bg: #141210;
    --color-bg-alt: #1c1917;
    --color-surface: #1e1b19;
    --color-surface-glass: rgba(30, 27, 25, 0.78);
    --color-surface-glass-border: rgba(255, 255, 255, 0.08);
    --color-text: #f0ebe6;
    --color-text-secondary: #b5ada6;
    --color-text-muted: #7a736d;
    --color-border: rgba(231, 76, 60, 0.18);
    --color-border-strong: rgba(231, 76, 60, 0.3);
    --color-shadow: rgba(0, 0, 0, 0.3);
    --color-shadow-lg: rgba(0, 0, 0, 0.45);
    --color-code: #2a2522;
    --gradient-hero: linear-gradient(135deg, #7b241c 0%, #a93226 35%, #b9770e 100%);
    --gradient-warm: linear-gradient(135deg, #1c1917 0%, #2a1f1a 50%, #2c1a1a 100%);
    --gradient-card: linear-gradient(145deg, rgba(30,27,25,0.9), rgba(42,31,26,0.85));
  }
}

[data-theme="dark"] {
  --color-primary: #e74c3c;
  --color-primary-light: #ff6b5b;
  --color-primary-dark: #c0392b;
  --color-accent: #f5b041;
  --color-accent-light: #f7dc6f;
  --color-bg: #141210;
  --color-bg-alt: #1c1917;
  --color-surface: #1e1b19;
  --color-surface-glass: rgba(30, 27, 25, 0.78);
  --color-surface-glass-border: rgba(255, 255, 255, 0.08);
  --color-text: #f0ebe6;
  --color-text-secondary: #b5ada6;
  --color-text-muted: #7a736d;
  --color-border: rgba(231, 76, 60, 0.18);
  --color-border-strong: rgba(231, 76, 60, 0.3);
  --color-shadow: rgba(0, 0, 0, 0.3);
  --color-shadow-lg: rgba(0, 0, 0, 0.45);
  --color-code: #2a2522;
  --gradient-hero: linear-gradient(135deg, #7b241c 0%, #a93226 35%, #b9770e 100%);
  --gradient-warm: linear-gradient(135deg, #1c1917 0%, #2a1f1a 50%, #2c1a1a 100%);
  --gradient-card: linear-gradient(145deg, rgba(30,27,25,0.9), rgba(42,31,26,0.85));
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

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

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

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

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

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

ul,
ol {
  padding-left: 1.4em;
}

li {
  margin-bottom: var(--space-xs);
}

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

strong {
  font-weight: 600;
  color: var(--color-text);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(1.75rem, 5vw, 3rem);
}

h2 {
  font-size: clamp(1.4rem, 3.5vw, 2.1rem);
  margin-bottom: var(--space-lg);
  position: relative;
  padding-bottom: var(--space-sm);
}

h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 56px;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--gradient-hero);
}

h3 {
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  margin-bottom: var(--space-sm);
}

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

blockquote {
  margin: var(--space-lg) 0;
  padding: var(--space-lg) var(--space-xl);
  background: var(--gradient-card);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px var(--color-shadow);
  position: relative;
  overflow: hidden;
}

blockquote::before {
  content: "\201C";
  position: absolute;
  top: -10px;
  left: 12px;
  font-size: 5rem;
  font-family: var(--font-serif);
  color: var(--color-primary);
  opacity: 0.12;
  line-height: 1;
  pointer-events: none;
}

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

address {
  font-style: normal;
}

details {
  margin-bottom: var(--space-md);
  background: var(--color-surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

details:hover {
  box-shadow: 0 8px 30px var(--color-shadow);
  transform: translateY(-2px);
}

details[open] {
  box-shadow: 0 8px 30px var(--color-shadow);
}

summary {
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  transition: background-color var(--transition-fast);
  user-select: none;
}

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

summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition-base);
  line-height: 1;
}

details[open] summary::after {
  content: "\2212";
  transform: rotate(180deg);
}

summary:hover {
  background-color: rgba(192, 57, 43, 0.05);
}

details > p {
  padding: 0 var(--space-lg) var(--space-lg);
  margin-bottom: 0;
  animation: fadeInUp 0.4s ease;
}

figure {
  margin: var(--space-xl) 0;
  text-align: center;
}

figcaption {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
  font-style: italic;
}

section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

article {
  background: var(--color-surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  box-shadow: 0 4px 24px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

article:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--color-shadow-lg);
}

article h3 {
  margin-bottom: var(--space-sm);
}

article h3 + p:first-of-type {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

article a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 600;
  font-size: 0.95rem;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  background: rgba(192, 57, 43, 0.08);
  transition: background-color var(--transition-fast), transform var(--transition-fast), gap var(--transition-fast);
}

article a::after {
  content: "\2192";
  transition: transform var(--transition-fast);
}

article a:hover {
  background: rgba(192, 57, 43, 0.15);
  gap: var(--space-sm);
}

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

#site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-surface-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--color-surface-glass-border);
  box-shadow: 0 2px 20px var(--color-shadow);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

#site-header nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: var(--header-height);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

#site-header nav > a:first-child {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

#site-header nav > a:first-child::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gradient-hero);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.15);
  flex-shrink: 0;
}

#site-header nav > a:first-child:hover {
  transform: scale(1.02);
}

#main-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
  padding: 0;
  margin: 0 0 0 auto;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

#main-menu::-webkit-scrollbar {
  display: none;
}

#main-menu li {
  margin-bottom: 0;
  flex-shrink: 0;
}

#main-menu a {
  display: block;
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
}

#main-menu a:hover {
  color: var(--color-primary);
  background-color: rgba(192, 57, 43, 0.08);
  transform: translateY(-1px);
}

#menu-toggle {
  display: none;
  background: rgba(192, 57, 43, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

#menu-toggle:hover {
  background: rgba(192, 57, 43, 0.15);
  transform: scale(1.03);
}

#site-header form[role="search"] {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  position: relative;
  flex-shrink: 0;
}

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

#site-search {
  width: 180px;
  padding: var(--space-xs) var(--space-md);
  font-size: 0.85rem;
  font-family: inherit;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  outline: none;
  transition: width var(--transition-base), border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

[data-theme="dark"] #site-search {
  background: rgba(255, 255, 255, 0.06);
}

#site-search::placeholder {
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

#site-search:focus {
  width: 240px;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
  background: var(--color-surface);
}

#site-header form[role="search"] button[type="submit"] {
  padding: var(--space-xs) var(--space-md);
  font-size: 0.85rem;
  font-weight: 600;
  font-family: inherit;
  color: #fff;
  background: var(--gradient-hero);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}

#site-header form[role="search"] button[type="submit"]:hover {
  transform: translateY(-1px) scale(1.03);
  box-shadow: 0 4px 16px rgba(192, 57, 43, 0.35);
}

#site-header form[role="search"] button[type="submit"]:active {
  transform: scale(0.97);
}

#theme-toggle {
  background: rgba(192, 57, 43, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: inherit;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

#theme-toggle:hover {
  background: rgba(192, 57, 43, 0.15);
  transform: scale(1.03);
  box-shadow: 0 2px 12px var(--color-shadow);
}

#theme-toggle:active {
  transform: scale(0.97);
}

nav[aria-label="面包屑导航"] {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg) 0;
}

nav[aria-label="面包屑导航"] ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
  padding: 0;
  font-size: 0.85rem;
}

nav[aria-label="面包屑导航"] li {
  margin-bottom: 0;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

nav[aria-label="面包屑导航"] li + li::before {
  content: "/";
  color: var(--color-text-muted);
  opacity: 0.5;
}

nav[aria-label="面包屑导航"] a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

nav[aria-label="面包屑导航"] li[aria-current="page"] {
  color: var(--color-primary);
  font-weight: 600;
}

#hero {
  position: relative;
  max-width: 100%;
  margin: 0;
  padding: var(--space-3xl) var(--space-lg) var(--space-2xl);
  background: var(--gradient-hero);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  overflow: hidden;
  color: #fff;
  text-align: center;
}

#hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 25%, rgba(243, 156, 18, 0.35) 0%, transparent 55%),
    radial-gradient(circle at 85% 75%, rgba(255, 255, 255, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(231, 76, 60, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

#hero::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--color-bg);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  opacity: 0.15;
  pointer-events: none;
}

#hero > * {
  position: relative;
  z-index: 1;
  max-width: var(--max-width-narrow);
  margin-left: auto;
  margin-right: auto;
}

#hero h1 {
  color: #fff;
  margin-bottom: var(--space-lg);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

#hero > p:first-of-type {
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  line-height: 1.85;
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.15s both;
}

#hero figure {
  margin: var(--space-xl) auto;
  animation: fadeInScale 1s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}

#hero figure svg {
  width: clamp(140px, 25vw, 200px);
  height: auto;
  margin: 0 auto;
  filter: drop-shadow(0 8px 32px rgba(0, 0, 0, 0.25));
  transition: transform var(--transition-slow);
}

#hero figure svg:hover {
  transform: scale(1.06) rotate(2deg);
}

#hero figcaption {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.85rem;
}

#hero > p:last-of-type {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: 0;
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}

#hero > p:last-of-type a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-xl);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
  text-decoration: none;
}

#hero > p:last-of-type a:first-child {
  color: var(--color-primary);
  background: #fff;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

#hero > p:last-of-type a:first-child:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

#hero > p:last-of-type a:last-child {
  color: #fff;
  background: rgba(255, 255, 255, 0.15);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#hero > p:last-of-type a:last-child:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

#brand-intro,
#brand-history,
#brand-culture,
#team,
#products,
#advantages,
#solutions,
#cases,
#testimonials,
#news,
#articles,
#faq,
#howto,
#contact,
#sitemap,
#links,
#trust,
#legal {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
  animation-timeline: view();
  animation-range: entry 0% entry 30%;
}

#products h3,
#solutions h3,
#cases h3,
#trust h3,
#legal h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-accent);
}

#products h3:first-of-type,
#solutions h3:first-of-type {
  margin-top: 0;
}

#advantages ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

#advantages li {
  position: relative;
  padding: var(--space-lg) var(--space-lg) var(--space-lg) calc(var(--space-lg) + 28px);
  background: var(--color-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 0;
  box-shadow: 0 2px 12px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

#advantages li::before {
  content: "";
  position: absolute;
  left: var(--space-lg);
  top: calc(var(--space-lg) + 6px);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient-hero);
  box-shadow: 0 0 0 4px rgba(192, 57, 43, 0.12);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

#advantages li:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px var(--color-shadow-lg);
}

#advantages li:hover::before {
  transform: scale(1.3);
  box-shadow: 0 0 0 6px rgba(192, 57, 43, 0.18);
}

#brand-culture ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

#brand-culture li {
  padding: var(--space-lg);
  background: var(--gradient-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 0;
  box-shadow: 0 2px 12px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

#brand-culture li:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px var(--color-shadow-lg);
}

#brand-culture li strong {
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-xs);
  font-size: 1.05rem;
}

#team ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

#team li {
  padding: var(--space-lg);
  background: var(--color-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 0;
  box-shadow: 0 2px 12px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

#team li:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px var(--color-shadow-lg);
}

#team li strong {
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-xs);
}

#testimonials blockquote {
  max-width: var(--max-width-narrow);
  margin-left: auto;
  margin-right: auto;
}

#testimonials blockquote:nth-of-type(odd) {
  margin-left: 0;
  margin-right: auto;
}

#testimonials blockquote:nth-of-type(even) {
  margin-left: auto;
  margin-right: 0;
}

#news article {
  border-left: 4px solid var(--color-accent);
}

#news article h3 {
  color: var(--color-text);
}

#news article p:first-of-type {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

#articles article {
  border-left: 4px solid var(--color-primary);
}

#articles article:last-of-type {
  margin-bottom: 0;
}

#faq details:last-of-type {
  margin-bottom: 0;
}

#howto h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--color-primary);
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-accent);
}

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

#howto ol {
  counter-reset: howto-step;
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

#howto ol > li {
  counter-increment: howto-step;
  position: relative;
  padding: var(--space-lg) var(--space-lg) var(--space-lg) calc(var(--space-lg) + 44px);
  background: var(--color-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 0;
  box-shadow: 0 2px 12px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

#howto ol > li::before {
  content: counter(howto-step);
  position: absolute;
  left: var(--space-lg);
  top: var(--space-lg);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  background: var(--gradient-hero);
  border-radius: 50%;
  box-shadow: 0 2px 10px rgba(192, 57, 43, 0.3);
}

#howto ol > li:hover {
  transform: translateX(4px);
  box-shadow: 0 8px 28px var(--color-shadow-lg);
}

#howto ul {
  list-style: none;
  padding: 0;
}

#howto ul > li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

#howto ul > li::before {
  content: "\2726";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 0.75rem;
  top: 0.35em;
}

#contact address {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

#contact address p {
  padding: var(--space-md) var(--space-lg);
  background: var(--color-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-md);
  margin-bottom: 0;
  box-shadow: 0 2px 12px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  font-size: 0.95rem;
}

#contact address p:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px var(--color-shadow-lg);
}

#contact address strong {
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-xs);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#sitemap ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-sm);
}

#sitemap li {
  margin-bottom: 0;
}

#sitemap a {
  display: block;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

#sitemap a:hover {
  background: rgba(192, 57, 43, 0.08);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--color-shadow);
}

#links ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

#links li {
  margin-bottom: 0;
}

#links a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-surface-glass-border);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

#links a::before {
  content: "\2197";
  font-size: 0.75rem;
  color: var(--color-accent);
}

#links a:hover {
  background: rgba(192, 57, 43, 0.08);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--color-shadow);
}

#trust p:last-of-type {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-lg);
}

#legal p {
  font-size: 0.95rem;
}

footer {
  background: var(--color-surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--color-surface-glass-border);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  margin-top: var(--space-2xl);
}

footer p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

footer p:last-of-type {
  margin-bottom: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

footer a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

#back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: 999;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: inherit;
  color: #fff;
  background: var(--gradient-hero);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(192, 57, 43, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px) scale(0.9);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

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

#back-to-top:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 8px 32px rgba(192, 57, 43, 0.5);
}

#back-to-top:active {
  transform: scale(0.95);
}

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

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@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;
  }
}

@media (max-width: 1024px) {
  #site-search {
    width: 140px;
  }
  #site-search:focus {
    width: 180px;
  }
  #main-menu a {
    font-size: 0.82rem;
    padding: var(--space-xs) 6px;
  }
}

@media (max-width: 860px) {
  #site-header nav {
    flex-wrap: wrap;
    height: auto;
    padding: var(--space-sm) var(--space-md);
    gap: var(--space-sm);
    position: relative;
  }

  #site-header nav > a:first-child {
    font-size: 1.15rem;
  }

  #menu-toggle {
    display: block;
    margin-left: auto;
  }

  #main-menu {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: var(--space-sm) 0 0;
    border-top: 1px solid var(--color-border);
    overflow: visible;
  }

  #main-menu.open {
    display: flex;
    animation: fadeInUp 0.3s ease;
  }

  #main-menu li {
    width: 100%;
  }

  #main-menu a {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
  }

  #site-header form[role="search"] {
    flex-basis: 100%;
    order: 10;
    margin-top: var(--space-xs);
  }

  #site-search {
    flex: 1;
    width: auto;
  }

  #site-search:focus {
    width: auto;
  }

  #theme-toggle {
    order: 11;
  }

  section {
    padding: var(--space-xl) var(--space-md);
  }

  #hero {
    padding: var(--space-2xl) var(--space-md) var(--space-xl);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  }

  h2::after {
    width: 40px;
  }

  article {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
  }

  blockquote {
    padding: var(--space-md) var(--space-lg);
  }

  #advantages ul,
  #brand-culture ul,
  #team ul {
    grid-template-columns: 1fr;
  }

  #contact address {
    grid-template-columns: 1fr;
  }

  #sitemap ul {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  }

  #back-to-top {
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 42px;
    height: 42px;
    font-size: 0.65rem;
  }
}

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

  #site-header nav > a:first-child {
    font-size: 1rem;
  }

  #menu-toggle {
    font-size: 0.78rem;
    padding: 5px 10px;
  }

  #theme-toggle {
    font-size: 0.72rem;
    padding: 5px 10px;
  }

  #hero {
    padding: var(--space-xl) var(--space-md) var(--space-lg);
  }

  #hero > p:last-of-type {
    flex-direction: column;
    align-items: stretch;
  }

  #hero > p:last-of-type a {
    width: 100%;
  }

  section {
    padding: var(--space-lg) var(--space-md);
  }

  h2 {
    margin-bottom: var(--space-md);
  }

  article {
    padding: var(--space-md);
  }

  #howto ol > li {
    padding: var(--space-md) var(--space-md) var(--space-md) calc(var(--space-md) + 40px);
  }

  #howto ol > li::before {
    left: var(--space-md);
    top: var(--space-md);
  }

  #sitemap ul {
    grid-template-columns: repeat(2, 1fr);
  }

  #links ul {
    flex-direction: column;
  }

  #links a {
    justify-content: center;
  }

  footer {
    padding: var(--space-xl) var(--space-md);
  }

  #back-to-top {
    bottom: var(--space-md);
    right: var(--space-md);
    width: 38px;
    height: 38px;
    font-size: 0.6rem;
  }
}

@media print {
  #site-header,
  #back-to-top,
  #menu-toggle,
  #theme-toggle,
  form[role="search"] {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 12pt;
  }

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

  section {
    page-break-inside: avoid;
  }
}