/**
 * CloudSync — IT科技企业站样式系统
 * 深蓝(#0A1628) + 亮蓝(#2563EB) + 白色 + 浅灰
 * 极客精密 · 产品驱动 · 毛玻璃 · 小圆角 · 大留白
 * 原生 CSS，无框架依赖 | FA6 + Swiper 11 + AOS 2.3.4
 */

/* ============================================================
   CSS 变量体系
   ============================================================ */
:root {
  /* 主色系 */
  --deep-blue: #0A1628;
  --deep-blue-2: #0F1F3A;
  --bright-blue: #2563EB;
  --bright-blue-hover: #1D4ED8;
  --bright-blue-light: rgba(37, 99, 235, 0.1);
  --bright-blue-glow: rgba(37, 99, 235, 0.25);

  /* 中性色 */
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;

  /* 背景 */
  --bg-page: var(--white);
  --bg-dark: var(--deep-blue);
  --bg-dark-2: var(--deep-blue-2);
  --bg-section-alt: var(--gray-50);
  --bg-card: var(--white);
  --bg-card-hover: var(--gray-50);
  --bg-input: var(--white);

  /* 文字 */
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-400);
  --text-on-dark: rgba(255, 255, 255, 0.9);
  --text-on-dark-secondary: rgba(255, 255, 255, 0.65);
  --text-on-dark-muted: rgba(255, 255, 255, 0.4);

  /* 边框 */
  --border: var(--gray-200);
  --border-light: var(--gray-100);
  --border-dark: rgba(255, 255, 255, 0.08);

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.15);

  /* 圆角 */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* 间距 */
  --section-py: 100px;
  --container-max: 1200px;
  --header-h: 72px;

  /* 过渡 */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;

  /* 字体 */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Helvetica Neue', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', 'JetBrains Mono', 'Consolas', monospace;
}

/* ============================================================
   全局重置
   ============================================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  background: var(--bg-page);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection { background: rgba(37, 99, 235, 0.18); color: var(--gray-900); }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-50); }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-400); }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

input, textarea, select, button {
  font-family: inherit; font-size: inherit;
}
input::placeholder, textarea::placeholder { color: var(--gray-400); }

/* ============================================================
   排版
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bright-blue);
  margin-bottom: 0.625rem;
}

.section-tag--light {
  color: rgba(255, 255, 255, 0.6);
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.625rem;
  letter-spacing: -0.02em;
}

.section-title--light {
  color: var(--white);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

.section-subtitle--light {
  color: var(--text-on-dark-secondary);
}

/* ============================================================
   布局容器
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--section-py) 0; }
.section--dark { background: var(--bg-dark); }
.section--alt { background: var(--bg-section-alt); }
.section--dark-2 { background: var(--bg-dark-2); }

/* ============================================================
   按钮系统
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background: var(--bright-blue);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--bright-blue-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
  color: var(--white);
}

.btn--outline {
  background: transparent;
  color: var(--bright-blue);
  border: 1.5px solid var(--bright-blue);
}
.btn--outline:hover {
  background: var(--bright-blue);
  color: var(--white);
  transform: translateY(-1px);
}

.btn--outline-light {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}
.btn--outline-light:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  transform: translateY(-1px);
}

.btn--ghost {
  background: rgba(37, 99, 235, 0.06);
  color: var(--bright-blue);
}
.btn--ghost:hover {
  background: rgba(37, 99, 235, 0.12);
}

.btn--white {
  background: var(--white);
  color: var(--bright-blue);
}
.btn--white:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

/* ============================================================
   Header 头部 — 透明→毛玻璃滚动效果
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: all var(--duration-normal) var(--ease-out);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-right: 40px;
}

.header__logo-icon {
  width: 38px;
  height: 38px;
  background: var(--bright-blue);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
}

.header__logo-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  font-family: var(--font-mono);
  font-size: 1.05rem;
}

/* 主导航 */
.header__nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.header__nav-link {
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}
.header__nav-link:hover,
.header__nav-link.active {
  color: var(--bright-blue);
  background: var(--bright-blue-light);
}

/* 导航下拉 */
.header__nav-item {
  position: relative;
}
.header__nav-item:hover .header__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  padding: 8px 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--duration-normal) var(--ease-out);
  z-index: 60;
}

.header__dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: all var(--duration-fast) var(--ease-out);
}
.header__dropdown a:hover {
  color: var(--bright-blue);
  background: var(--bright-blue-light);
}

/* Header CTA */
.header__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  background: var(--bright-blue);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  margin-left: 20px;
  flex-shrink: 0;
}
.header__cta:hover {
  background: var(--bright-blue-hover);
  box-shadow: var(--shadow-glow);
  color: var(--white);
}

/* 在线客服按钮 */
.header__support {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bright-blue);
  color: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  margin-left: 10px;
  flex-shrink: 0;
  transition: all var(--duration-fast) var(--ease-out);
}
.header__support:hover {
  background: var(--bright-blue-hover);
  transform: scale(1.05);
}

/* ============================================================
   汉堡菜单（移动端）
   ============================================================ */
.hamburger {
  display: none;
  width: 44px; height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 130;
  margin-left: 8px;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all var(--duration-normal) var(--ease-out);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* 移动端侧滑菜单 */
.mobile-nav {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 80%; max-width: 340px;
  background: var(--white);
  z-index: 120;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-out);
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}
.mobile-nav.open { transform: translateX(0); }

.mobile-nav__inner { padding: 24px; padding-top: 80px; }

.mobile-nav__link {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast);
}
.mobile-nav__link:hover { color: var(--bright-blue); background: var(--bright-blue-light); }

.mobile-nav__sub { padding-left: 16px; display: none; }
.mobile-nav__sub.open { display: block; }
.mobile-nav__sub a {
  display: block;
  padding: 10px 16px;
  font-size: 0.9rem;
  color: var(--gray-500);
  border-radius: var(--radius-sm);
}

.mobile-nav__overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.6);
  z-index: 115;
  opacity: 0; pointer-events: none;
  transition: opacity var(--duration-normal);
}
.mobile-nav__overlay.show { opacity: 1; pointer-events: auto; }

/* ============================================================
   内页 Banner
   ============================================================ */
.inner-banner {
  position: relative;
  height: 340px;
  overflow: hidden;
  background: var(--bg-dark);
}
.inner-banner__bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.inner-banner__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,22,40,0.75) 0%, rgba(10,22,40,0.55) 50%, var(--bg-dark) 100%);
}
.inner-banner__content {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}
.inner-banner__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.inner-banner__subtitle {
  font-size: 1.05rem;
  color: var(--text-on-dark-secondary);
}

/* 面包屑 */
.breadcrumb-bar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 13px 24px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--bright-blue); }
.breadcrumb i { font-size: 0.6rem; color: var(--gray-300); }

/* ============================================================
   首页 — Hero 全屏Banner
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  overflow: hidden;
  background: var(--bg-dark);
}

.hero .swiper {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(135deg, rgba(10,22,40,0.82) 0%, rgba(10,22,40,0.55) 50%, rgba(10,22,40,0.8) 100%);
}

.hero__content {
  position: relative;
  z-index: 3;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  padding-top: var(--header-h);
}

.hero__title {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.12;
  margin-bottom: 1.25rem;
  max-width: 700px;
  letter-spacing: -0.025em;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--text-on-dark-secondary);
  margin-bottom: 2.5rem;
  max-width: 520px;
  line-height: 1.65;
  font-weight: 400;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-pagination {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 8px;
}
.hero-pagination .swiper-pagination-bullet {
  width: 32px; height: 3px;
  border-radius: 2px;
  background: rgba(255,255,255,0.3);
  opacity: 1;
  transition: all var(--duration-normal);
}
.hero-pagination .swiper-pagination-bullet-active {
  width: 48px;
  background: var(--bright-blue);
}

/* ============================================================
   首页 — 产品卡片
   ============================================================ */
.product-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}
.product-card:hover {
  border-color: var(--bright-blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.product-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: var(--bright-blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--bright-blue);
  margin: 28px 24px 12px;
}

.product-card__body { padding: 0 24px 24px; }

.product-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.product-card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--bright-blue);
  transition: gap var(--duration-fast);
}
.product-card__link:hover { gap: 10px; }

/* ============================================================
   首页 — 数据实力
   ============================================================ */
.stats-section {
  background: var(--bg-dark);
  padding: 80px 0;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-item {
  text-align: center;
  padding: 40px 20px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.stat-item__number {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 700;
  color: var(--bright-blue);
  line-height: 1;
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}

.stat-item__label {
  font-size: 0.9rem;
  color: var(--text-on-dark-muted);
  font-weight: 500;
}

/* ============================================================
   首页 — 解决方案
   ============================================================ */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.solution-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}
.solution-card:hover {
  border-color: var(--bright-blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.solution-card__icon {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: var(--radius-md);
  background: var(--bright-blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bright-blue);
}

.solution-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.solution-card__desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================================
   首页 — 产品界面轮播
   ============================================================ */
.product-showcase {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.product-showcase .swiper-slide {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.product-showcase .swiper-slide img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.product-showcase__caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 24px 32px;
  background: linear-gradient(transparent, rgba(10,22,40,0.85));
  color: var(--white);
}
.product-showcase__caption h3 { color: var(--white); font-size: 1.25rem; margin-bottom: 4px; }
.product-showcase__caption p { color: var(--text-on-dark-secondary); font-size: 0.9rem; }

/* ============================================================
   首页 — 客户案例卡片
   ============================================================ */
.case-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}
.case-card:hover {
  border-color: var(--bright-blue);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.case-card__industry {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--bright-blue);
  background: var(--bright-blue-light);
  border-radius: var(--radius-xs);
  margin-bottom: 12px;
}

.case-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.case-card__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================================
   首页 — 开发者入口
   ============================================================ */
.dev-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.dev-card {
  text-align: center;
  padding: 40px 28px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}
.dev-card:hover {
  border-color: var(--bright-blue);
  background: rgba(37, 99, 235, 0.06);
  transform: translateY(-3px);
}

.dev-card__icon {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bright-blue);
}

.dev-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
}

.dev-card__desc {
  font-size: 0.88rem;
  color: var(--text-on-dark-secondary);
  line-height: 1.6;
  margin-bottom: 18px;
}

/* ============================================================
   首页 — 新闻布局
   ============================================================ */
.news-layout {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 24px;
}

.news-featured {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}
.news-featured:hover { border-color: var(--bright-blue); box-shadow: var(--shadow-md); }

.news-featured__image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--gray-100);
  position: relative;
}
.news-featured__image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--duration-slow);
}
.news-featured:hover .news-featured__image img { transform: scale(1.03); }

.news-featured__body { padding: 20px 24px 24px; }

.news-featured__title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.news-featured__date {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 8px;
}
.news-featured__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.news-list-vertical {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-item {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
  cursor: pointer;
  background: var(--bg-card);
  display: block;
}
.news-item:hover {
  border-color: var(--bright-blue);
  box-shadow: var(--shadow-sm);
  transform: translateX(3px);
}
.news-item:first-child { border-top: 2px solid var(--bright-blue); }

.news-item__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-item__date {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ============================================================
   首页 — CTA
   ============================================================ */
.cta-section {
  background: var(--bg-dark);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.75rem;
}
.cta-section__desc {
  color: var(--text-on-dark-secondary);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

/* ============================================================
   Footer 底部
   ============================================================ */
.footer {
  background: var(--gray-900);
  color: var(--text-on-dark-secondary);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 60px 0 40px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.footer__brand-desc {
  font-size: 0.88rem;
  color: var(--text-on-dark-secondary);
  line-height: 1.7;
  margin: 16px 0 20px;
}

.footer__social {
  display: flex;
  gap: 10px;
}
.footer__social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-on-dark-secondary);
  font-size: 0.9rem;
  transition: all var(--duration-fast);
}
.footer__social a:hover { background: var(--bright-blue); color: var(--white); }

.footer__col-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
}

.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: 0.88rem;
  color: var(--text-on-dark-secondary);
  transition: color var(--duration-fast);
}
.footer__links a:hover { color: var(--white); }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  margin-bottom: 10px;
}
.footer__contact-item i { color: var(--bright-blue); margin-top: 3px; flex-shrink: 0; }

.footer__qrcode {
  width: 110px; height: 110px;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--gray-400);
  margin-bottom: 10px;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 20px 0;
}

.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  font-size: 0.8rem;
  color: var(--text-on-dark-muted);
  flex-wrap: wrap;
  gap: 8px;
}
.footer__bottom a { color: var(--text-on-dark-muted); }
.footer__bottom a:hover { color: var(--white); }

/* 友情链接 */
.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  padding: 16px 0;
}
.friend-links__label {
  font-size: 0.82rem;
  color: var(--text-on-dark-muted);
  flex-shrink: 0;
}
.friend-links a {
  font-size: 0.82rem;
  color: var(--text-on-dark-muted);
  transition: color var(--duration-fast);
}
.friend-links a:hover { color: var(--white); }

/* 返回顶部 */
.back-top {
  position: fixed;
  right: 20px; bottom: 80px;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  z-index: 80;
  opacity: 0;
  pointer-events: none;
  transition: all var(--duration-normal) var(--ease-out);
  box-shadow: var(--shadow-md);
}
.back-top.show { opacity: 1; pointer-events: auto; }
.back-top:hover { background: var(--bright-blue); color: var(--white); border-color: var(--bright-blue); }

/* 在线客服悬浮按钮 */
.support-float {
  position: fixed;
  right: 20px; bottom: 134px;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--bright-blue);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 80;
  border: none;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
  transition: all var(--duration-fast);
}
.support-float:hover { transform: scale(1.08); box-shadow: 0 6px 24px rgba(37, 99, 235, 0.5); }

/* ============================================================
   列表页 — 网格
   ============================================================ */
.list-header {
  text-align: center;
  margin-bottom: 48px;
}
.list-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 0.5rem;
}

.list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* 子栏目过滤栏 */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 0 8px;
  margin-bottom: 36px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.filter-bar::-webkit-scrollbar { display: none; }
.filter-bar a {
  display: inline-flex;
  padding: 8px 18px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-on-dark-secondary);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: all var(--duration-fast);
  flex-shrink: 0;
}
.filter-bar a:hover,
.filter-bar a.active {
  color: var(--white);
  border-color: var(--bright-blue);
  background: var(--bright-blue);
}

/* 产品列表卡片 */
.product-list-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}
.product-list-card:hover {
  border-color: var(--bright-blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.product-list-card__image {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--gray-100);
}
.product-list-card__image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--duration-slow);
}
.product-list-card:hover .product-list-card__image img { transform: scale(1.04); }

.product-list-card__body { padding: 20px; flex: 1; display: flex; flex-direction: column; }

.product-list-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.product-list-card__meta span {
  display: inline-block;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--bright-blue);
  background: var(--bright-blue-light);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
}

.product-list-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.product-list-card__desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

/* ============================================================
   详情页
   ============================================================ */
.detail {
  max-width: 900px;
  margin: 0 auto;
}

.detail__header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.detail__title { font-size: clamp(1.5rem, 3vw, 2.25rem); margin-bottom: 12px; }
.detail__meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 产品详情 — 左图右信息 */
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.detail-layout__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
  background: var(--gray-100);
}
.detail-layout__image img {
  width: 100%; height: 100%; object-fit: cover;
}

.detail-layout__info h1 {
  font-size: 1.75rem;
  margin-bottom: 12px;
}

/* 扩展字段参数卡片 */
.detail__params {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 24px 0;
}
.detail__param {
  padding: 14px 16px;
  background: var(--gray-50);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
}
.detail__param-label { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 2px; }
.detail__param-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* Tab切换 */
.detail-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  margin: 32px 0 24px;
}
.detail-tabs button {
  padding: 12px 24px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all var(--duration-fast);
}
.detail-tabs button.active {
  color: var(--bright-blue);
  border-bottom-color: var(--bright-blue);
}
.detail-tabs button:hover { color: var(--text-primary); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }
.tab-panel.hidden { display: none; }

.detail__body {
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: 0.95rem;
}
.detail__body img { border-radius: var(--radius-md); margin: 24px 0; max-width: 100%; }
.detail__body p { margin-bottom: 16px; }
.detail__body h2, .detail__body h3 { color: var(--text-primary); margin-top: 32px; margin-bottom: 14px; }

/* 上下篇导航 */
.detail__pager {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.88rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 10px;
}
.detail__pager a { color: var(--bright-blue); }

/* 相关推荐 */
.related-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 56px 0 24px;
  color: var(--text-primary);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ============================================================
   联系我们 / 表单
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  transition: border-color var(--duration-fast);
}
.contact-info__item:hover { border-color: var(--bright-blue); }

.contact-info__icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--bright-blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bright-blue);
  flex-shrink: 0;
  font-size: 1.1rem;
}
.contact-info__label { font-size: 0.8rem; font-weight: 600; color: var(--text-primary); margin-bottom: 2px; }
.contact-info__value { font-size: 0.88rem; color: var(--text-secondary); }

.contact-form-card {
  padding: 36px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-group label .required { color: #EF4444; }

.form-control {
  width: 100%;
  padding: 13px 16px;
  background: var(--gray-50);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: all var(--duration-fast);
}
.form-control:focus {
  outline: none;
  border-color: var(--bright-blue);
  box-shadow: 0 0 0 3px var(--bright-blue-light);
  background: var(--white);
}

textarea.form-control { resize: vertical; min-height: 110px; }

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394A3B8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* ============================================================
   搜索页
   ============================================================ */
.search-box { max-width: 700px; margin: 0 auto; }

.search-form-row {
  display: flex;
  gap: 10px;
}
.search-input-wrap { position: relative; flex: 1; }
.search-input-wrap i {
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.search-input-wrap input {
  width: 100%;
  padding: 15px 20px 15px 44px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--duration-fast);
}
.search-input-wrap input:focus { outline: none; border-color: var(--bright-blue); box-shadow: 0 0 0 3px var(--bright-blue-light); }

.search-result-item {
  display: flex;
  gap: 16px;
  padding: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
  margin-bottom: 10px;
  cursor: pointer;
}
.search-result-item:hover { border-color: var(--bright-blue); box-shadow: var(--shadow-sm); }

.search-result-item__thumb {
  width: 100px; height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--gray-100);
}
.search-result-item__thumb img { width: 100%; height: 100%; object-fit: cover; }
.search-result-item__info { flex: 1; min-width: 0; }
.search-result-item__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.search-result-item__date {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 4px;
}
.search-result-item__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================================
   分页
   ============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: 48px;
}
.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px; height: 40px;
  padding: 0 8px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all var(--duration-fast);
}
.pagination a:hover { border-color: var(--bright-blue); color: var(--bright-blue); }
.pagination .active {
  background: var(--bright-blue);
  border-color: var(--bright-blue);
  color: var(--white);
  font-weight: 600;
}

/* ============================================================
   空状态
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}
.empty-state i { font-size: 3rem; color: var(--gray-300); margin-bottom: 16px; display: block; }
.empty-state p { color: var(--text-muted); font-size: 0.95rem; }

/* ============================================================
   单页内容
   ============================================================ */
.page-content {
  max-width: 860px;
  margin: 0 auto;
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: 0.95rem;
}
.page-content h2 { margin-top: 40px; margin-bottom: 16px; font-size: 1.5rem; }
.page-content h3 { margin-top: 28px; margin-bottom: 12px; font-size: 1.2rem; }
.page-content p { margin-bottom: 16px; }
.page-content ul { list-style: disc; padding-left: 20px; margin-bottom: 16px; }
.page-content ul li { margin-bottom: 6px; }

/* ============================================================
   开发者中心 — API/SDK 卡片
   ============================================================ */
.api-section {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.api-card {
  padding: 32px 24px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}
.api-card:hover { border-color: var(--bright-blue); box-shadow: var(--shadow-md); transform: translateY(-2px); }

.api-card__icon {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: var(--radius-md);
  background: var(--bright-blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bright-blue);
}

.api-card__title { font-size: 1.1rem; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
.api-card__desc { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }

/* ============================================================
   解决方案页 — 行业场景
   ============================================================ */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.industry-card {
  display: flex;
  gap: 24px;
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal);
  cursor: pointer;
}
.industry-card:hover { border-color: var(--bright-blue); box-shadow: var(--shadow-md); }

.industry-card__icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  background: var(--bright-blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bright-blue);
  flex-shrink: 0;
}

.industry-card__title { font-size: 1.1rem; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
.industry-card__desc { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.65; }

/* ============================================================
   响应式 — 平板 (768px - 1023px)
   ============================================================ */
@media (max-width: 1023px) {
  :root { --section-py: 70px; }

  .header__nav,
  .header__cta,
  .header__support { display: none; }
  .hamburger { display: flex; }

  .list-grid { grid-template-columns: repeat(2, 1fr); }
  .product-cards { grid-template-columns: repeat(2, 1fr); }
  .case-cards { grid-template-columns: repeat(2, 1fr); }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .dev-cards { grid-template-columns: repeat(2, 1fr); }
  .news-layout { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .detail-layout { grid-template-columns: 1fr; }
  .api-section { grid-template-columns: repeat(2, 1fr); }
  .industry-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   响应式 — 移动端 (< 768px)
   ============================================================ */
@media (max-width: 767px) {
  :root { --section-py: 56px; }

  .hero { height: 85vh; min-height: 500px; }
  .hero__content { padding-bottom: 40px; }

  .inner-banner { height: 240px; }

  .list-grid { grid-template-columns: 1fr; }
  .product-cards { grid-template-columns: 1fr; }
  .case-cards { grid-template-columns: 1fr; }
  .solutions-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .dev-cards { grid-template-columns: 1fr; }
  .api-section { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom-inner { flex-direction: column; text-align: center; }
  .related-grid { grid-template-columns: 1fr; }
  .detail__params { grid-template-columns: 1fr; }
  .detail-tabs { overflow-x: auto; }
  .search-result-item { flex-direction: column; }
  .search-result-item__thumb { width: 100%; height: 160px; }
  .back-top { right: 12px; bottom: 60px; }
  .support-float { right: 12px; bottom: 112px; }
}

/* ============================================================
   减少动画偏好
   ============================================================ */
@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;
  }
}

/* Mobile layout refinement, 2026-09-21. Desktop declarations remain unchanged. */
@media (max-width: 1023px) {
 .header__inner {justify-content:space-between;}
 .header__logo {margin-right:8px;min-width:0;}
 .header__logo-name {overflow-wrap:anywhere;}
 .inner-banner__content {padding-top:var(--header-h);}
 .mobile-nav__sub:not(.open) {display:none;}
 .mobile-nav__link[role="button"] {cursor:pointer;}
 .mobile-nav__link[aria-expanded="true"] i {transform:rotate(180deg);}
 .container > *, .detail-layout > *, .contact-grid > * {min-width:0;}
}
@media (max-width: 767px) {
 :root {--section-py:34px;--header-h:64px;}
 [data-aos] {opacity:1!important;transform:none!important;transition:none!important;}
 .container,.header__inner,.hero__content,.inner-banner__content,.breadcrumb,.footer__grid,.footer__bottom-inner {padding-left:18px;padding-right:18px;}
 .hero {height:480px;min-height:0;}
 .hero__content {padding-top:88px;padding-bottom:44px;}
 .hero__title {font-size:32px;line-height:1.22;margin-bottom:16px;}
 .hero__subtitle {font-size:15px;margin-bottom:24px;}
 .hero__actions {gap:10px;}
 .hero__actions .btn,.cta-section .btn {padding:12px 18px!important;font-size:14px!important;}
 .inner-banner,.inner-banner[style] {height:auto!important;min-height:232px;}
 .inner-banner__content {min-height:232px;padding-top:90px;padding-bottom:26px;}
 .inner-banner__title {font-size:26px;overflow-wrap:anywhere;}
 .inner-banner__subtitle {font-size:14px;}
 .breadcrumb {flex-wrap:wrap;gap:6px;font-size:12px;overflow-wrap:anywhere;}
 .section-title {font-size:25px;}
 .section-subtitle {font-size:14px;}
 .section > .container > [style*="margin-bottom:48px"], .stats-section > .container > [style*="margin-bottom:48px"] {margin-bottom:24px!important;}
 .section > .container > [style*="margin-top:36px"] {margin-top:22px!important;}
 .product-cards,.dev-cards,.api-section,.industry-grid,.list-grid,.related-grid {gap:12px;}
 .product-card {display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px;padding:16px;}
 .product-card__icon {width:44px;height:44px;margin:0;font-size:20px;}
 .product-card__body {padding:0;}
 .product-card__title {font-size:16px;overflow-wrap:anywhere;}
 .product-card__link {margin-top:8px;}
 .stats-section {padding:32px 0;}
 .stat-item {padding:18px 8px;}
 .stat-item__number,.stat-item__number[style] {font-size:27px!important;}
 .stat-item__label {font-size:12px;}
 .solutions-grid,.case-cards {grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
 .solution-card,.case-card {padding:16px 12px;}
 .solution-card__icon {width:38px;height:38px;margin-bottom:12px;font-size:18px;}
 .solution-card__title,.case-card__title {font-size:15px;}
 .solution-card__desc,.case-card__desc {font-size:13px;}
 .dev-card,.api-card {padding:18px;text-align:left;display:grid;grid-template-columns:40px minmax(0,1fr);column-gap:12px;}
 .dev-card__icon,.api-card__icon {width:40px;height:40px;margin:0;grid-row:1/4;font-size:19px;}
 .dev-card__title,.api-card__title {font-size:17px;}
 .dev-card__desc,.api-card__desc {margin-bottom:10px;font-size:14px;}
 .dev-card .btn,.api-card .btn {grid-column:2;justify-self:start;padding:9px 14px;}
 .news-layout {gap:14px;}
 .news-featured__image {height:180px;}
 .news-featured__body {padding:16px;}
 .news-item {padding:16px;}
 .cta-section {padding:36px 0;}
 .cta-section__title {font-size:26px;}
 .cta-section__desc {margin-bottom:22px;}
 .footer__grid {grid-template-columns:repeat(2,minmax(0,1fr));padding-top:30px;padding-bottom:24px;gap:24px 16px;}
 .footer__grid > div:first-child {grid-column:1/-1;}
 .footer__col-title {margin-bottom:12px;font-size:15px;}
 .footer__links {gap:7px;}
 .footer__contact-item,.footer__brand-desc {overflow-wrap:anywhere;}
 .footer__bottom-inner {gap:12px;font-size:12px;}
 .footer__bottom-inner > div {justify-content:center;}
 .filter-bar {flex-wrap:wrap;overflow:visible;margin-bottom:20px;gap:8px;}
 .filter-bar a {padding:8px 12px;}
 .product-list-card {display:grid;grid-template-columns:104px minmax(0,1fr);align-items:start;}
 .product-list-card__image {aspect-ratio:1;margin:12px 0 12px 12px;}
 .product-list-card__body {padding:12px;min-width:0;}
 .product-list-card__title {font-size:15px;overflow-wrap:anywhere;}
 .product-list-card__desc {font-size:13px;}
 .detail-layout {gap:22px;}
 .detail-layout__image {max-height:260px;}
 .detail-layout__info h1 {font-size:25px;overflow-wrap:anywhere;}
 .detail__params {grid-template-columns:repeat(2,minmax(0,1fr));margin:18px 0;}
 .detail__param {padding:12px;overflow-wrap:anywhere;}
 .detail-tabs button {padding:12px 14px;flex-shrink:0;}
 .detail__body,.page-content {overflow-wrap:anywhere;}
 .detail__body table {table-layout:fixed;width:100%!important;}
 .detail__body td {padding:10px!important;overflow-wrap:anywhere;}
 .detail__pager {margin-top:28px;}
 .industry-card {padding:18px;gap:14px;}
 .industry-card__icon {width:42px;height:42px;font-size:20px;}
 .contact-grid {gap:24px;}
 .contact-form-card {padding:18px;}
 .contact-info__item {padding:14px;gap:12px;}
 .contact-info__value {overflow-wrap:anywhere;}
 .contact-form-card form > [style*="grid-template-columns"] {grid-template-columns:1fr!important;gap:0!important;}
 .form-control {font-size:16px;min-width:0;}
 .form-group input[name="checkcode"] {width:120px!important;min-width:0;}
 .form-group img {max-width:110px;}
 .search-input-wrap {min-width:0;}
 .search-form-row .btn {padding:12px 16px;}
 .search-result-item {flex-direction:row;padding:12px;gap:12px;}
 .search-result-item__thumb {width:78px;height:78px;}
 .pagination {flex-wrap:wrap;margin-top:26px;}
 .back-top,.support-float {width:40px;height:40px;right:10px;}
 .support-float {bottom:76px;}
 .back-top {bottom:26px;}
}