/* ========================================
   盛森实业官网 - 主样式文件
   版本：V1.0
   日期：2026-06-14
   ======================================== */

/* ========== CSS 变量定义 ========== */
:root {
  /* 主色调 - 品牌蓝 */
  --color-primary: #165DFF;
  --color-primary-light: #4080FF;
  --color-primary-dark: #0E42D2;
  --color-primary-50: #E8F3FF;
  --color-primary-100: #B9D8FF;
  --color-primary-200: #8ABFFF;
  --color-primary-300: #5BA5FF;
  --color-primary-400: #2C8CFF;
  --color-primary-500: #165DFF;
  --color-primary-600: #0E42D2;
  --color-primary-700: #0A2BA6;
  --color-primary-800: #061A7A;
  --color-primary-900: #030D4E;

  /* 辅助色 */
  --color-secondary: #36CFC9;
  --color-success: #00B42A;
  --color-warning: #FF7D00;
  --color-danger: #F53F3F;

  /* 中性色 - 文字 */
  --color-text-primary: #1D2129;
  --color-text-secondary: #4E5969;
  --color-text-tertiary: #86909C;
  --color-text-placeholder: #C9CDD4;
  --color-text-white: #FFFFFF;

  /* 中性色 - 背景 */
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #F7F8FA;
  --color-bg-tertiary: #F2F3F5;
  --color-bg-dark: #1D2129;

  /* 中性色 - 边框 */
  --color-border: #E5E6EB;
  --color-border-light: #F2F3F5;
  --color-border-dark: #C9CDD4;

  /* 字体 */
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-family-number: "DIN", "Helvetica Neue", Arial, sans-serif;

  /* 字号 */
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 30px;
  --font-size-4xl: 36px;
  --font-size-5xl: 48px;
  --font-size-6xl: 60px;

  /* 行高 */
  --line-height-base: 1.5;
  --line-height-heading: 1.2;
  --line-height-tight: 1.3;

  /* 间距 */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  --spacing-4xl: 96px;

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

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

  /* 过渡 */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* 容器宽度 */
  --container-width: 1200px;
  --container-padding: 20px;

  /* 头部高度 */
  --header-height: 80px;
  --header-height-mobile: 60px;
}

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

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

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

@media (max-width: 768px) {
  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
  h3 { font-size: var(--font-size-xl); }
}

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

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

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

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

/* ========== 图片容器通用类 ========== */
.img-box {
  position: relative;
  overflow: hidden;
  width: 100%;
}

.img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.img-box:hover img {
  transform: scale(1.05);
}

/* 常用比例 */
.img-box--1x1 { padding-top: 100%; }
.img-box--4x3 { padding-top: 75%; }
.img-box--16x9 { padding-top: 56.25%; }
.img-box--3x2 { padding-top: 66.67%; }
.img-box--2x1 { padding-top: 50%; }
.img-box--3x1 { padding-top: 33.33%; }

.img-box--1x1 img,
.img-box--4x3 img,
.img-box--16x9 img,
.img-box--3x2 img,
.img-box--2x1 img,
.img-box--3x1 img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* ========== 通用布局类 ========== */
.l-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.l-container--fluid {
  max-width: 100%;
}

.l-section {
  padding: var(--spacing-4xl) 0;
}

.l-section--sm {
  padding: var(--spacing-2xl) 0;
}

.l-section--lg {
  padding: var(--spacing-4xl) 0;
}

.l-section--gray {
  background-color: var(--color-bg-secondary);
}

.l-section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
}

/* ========== 通用组件：按钮 ========== */
.c-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 32px;
  font-size: var(--font-size-base);
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.c-btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

.c-btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-text-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.c-btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.c-btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

.c-btn--white {
  background-color: var(--color-text-white);
  color: var(--color-primary);
  border-color: var(--color-text-white);
}

.c-btn--white:hover {
  background-color: var(--color-primary-50);
  border-color: var(--color-primary-50);
}

.c-btn--large {
  padding: 16px 40px;
  font-size: var(--font-size-lg);
}

.c-btn--small {
  padding: 8px 20px;
  font-size: var(--font-size-sm);
}

.c-btn--block {
  display: flex;
  width: 100%;
}

.c-btn__icon {
  font-size: 1.2em;
}

/* ========== 通用组件：卡片 ========== */
.c-card {
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.c-card--hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.c-card__image {
  position: relative;
  overflow: hidden;
}

.c-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.c-card--hover:hover .c-card__image img {
  transform: scale(1.05);
}

.c-card__body {
  padding: var(--spacing-lg);
}

.c-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.c-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
}

/* ========== 通用组件：Section 标题 ========== */
.c-section-title {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.c-section-title__label {
  display: inline-block;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.c-section-title__heading {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.c-section-title__desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-tertiary);
  max-width: 600px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .c-section-title__heading {
    font-size: var(--font-size-2xl);
  }
}

/* ========== 头部导航 ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

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

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
}

.site-header__logo img {
  height: 60px;
  width: auto;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.site-header__nav-item {
  position: relative;
}

.site-header__nav-link {
  display: block;
  padding: var(--spacing-sm) 0;
  color: var(--color-text-primary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.site-header__nav-link:hover,
.site-header__nav-item.is-active .site-header__nav-link {
  color: var(--color-primary);
}

.site-header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.site-header__nav-link:hover::after,
.site-header__nav-item.is-active .site-header__nav-link::after {
  width: 100%;
}

/* 下拉菜单 */
.site-header__dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 160px;
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-sm) 0;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.site-header__nav-item:hover .site-header__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.site-header__dropdown-link {
  display: block;
  padding: 10px 20px;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.site-header__dropdown-link:hover {
  background-color: var(--color-primary-50);
  color: var(--color-primary);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.site-header__phone {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.site-header__phone i {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
}

.site-header__phone strong {
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
}

.site-header__menu-toggle {
  display: none;
  font-size: var(--font-size-2xl);
  color: var(--color-text-primary);
  cursor: pointer;
}

/* 移动端导航 */
@media (max-width: 992px) {
  .site-header__nav,
  .site-header__phone {
    display: none;
  }

  .site-header__menu-toggle {
    display: block;
  }

  .site-header__inner {
    height: var(--header-height-mobile);
  }
}

/* ========== 移动端侧边菜单 ========== */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background-color: var(--color-bg-primary);
  z-index: 1001;
  transition: right var(--transition-base);
  overflow-y: auto;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
}

.mobile-menu.is-open {
  right: 0;
}

.mobile-menu__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu__close {
  font-size: var(--font-size-2xl);
  color: var(--color-text-tertiary);
  cursor: pointer;
}

.mobile-menu__nav {
  padding: var(--spacing-lg);
}

.mobile-menu__item {
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-menu__link {
  display: block;
  padding: var(--spacing-md) 0;
  color: var(--color-text-primary);
  font-size: var(--font-size-lg);
  font-weight: 500;
}

.mobile-menu__sublist {
  padding-left: var(--spacing-md);
  display: none;
}

.mobile-menu__sublist.is-open {
  display: block;
}

.mobile-menu__sublink {
  display: block;
  padding: 10px 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

.mobile-menu__contact {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  margin-top: auto;
}

.mobile-menu__phone {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.mobile-menu__phone i {
  color: var(--color-primary);
}

.mobile-menu__overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-menu__overlay.is-open {
  opacity: 1;
  visibility: visible;
}

/* ========== Hero Banner ========== */
.hero {
  position: relative;
  height: calc(100vh - var(--header-height));
  min-height: 500px;
  margin-top: var(--header-height);
  overflow: hidden;
}

.hero__slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero__slide.is-active {
  opacity: 1;
}

.hero__slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.8) 0%, rgba(14, 66, 210, 0.6) 100%);
  z-index: 1;
}

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

.hero__content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  text-align: center;
  color: var(--color-text-white);
  width: 90%;
  max-width: 800px;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  opacity: 0.9;
  color:white;
}

.hero__title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-tight);
  color: var(--color-text-white);
}

.hero__desc {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.9;
  color: rgba(255, 255, 255, 0.9);
}

.hero__actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero__dots {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 2;
}

.hero__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hero__dot.is-active {
  background-color: var(--color-text-white);
  transform: scale(1.2);
}

.hero__arrows {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  pointer-events: none;
}

.hero__arrow {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  cursor: pointer;
  pointer-events: auto;
  transition: all var(--transition-fast);
}

.hero__arrow:hover {
  background-color: var(--color-primary);
}

@media (max-width: 768px) {
  .hero {
    height: auto;
    min-height: 400px;
    padding: 80px 0;
  }

  .hero__title {
    font-size: var(--font-size-3xl);
  }

  .hero__desc {
    font-size: var(--font-size-base);
  }

  .hero__arrows {
    display: none;
  }
}

/* ========== 核心数据区 ========== */
.stats {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-700) 100%);
  color: var(--color-text-white);
  padding: var(--spacing-3xl) 0;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-2xl);
  text-align: center;
}

.stats__item {
  padding: var(--spacing-lg) 0;
}

.stats__number {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-family-number);
}

.stats__label {
  font-size: var(--font-size-base);
  opacity: 0.9;
}

.stats__icon {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
  opacity: 0.8;
}

@media (max-width: 992px) {
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }
}

@media (max-width: 576px) {
  .stats__number {
    font-size: var(--font-size-3xl);
  }
}

/* ========== 四大品牌区 ========== */
.brands__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.brand-card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl) var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-base);
}

.brand-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.brand-card__logo {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  background-color: var(--color-primary-50);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-primary);
}

.brand-card__name {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.brand-card__position {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.brand-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.brand-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 500;
}

.brand-card__link i {
  transition: transform var(--transition-fast);
}

.brand-card__link:hover i {
  transform: translateX(4px);
}

@media (max-width: 992px) {
  .brands__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .brands__grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 产品展示区 ========== */
.products__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.product-card {
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.product-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.product-card__image {
  position: relative;
  height: 220px;
  overflow: hidden;
  background-color: var(--color-bg-secondary);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card__image img {
  transform: scale(1.08);
}

.product-card__badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 4px 12px;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
}

.product-card__body {
  padding: var(--spacing-lg);
}

.product-card__category {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-xs);
}

.product-card__name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.product-card__model {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-md);
}

.product-card__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.product-card__feature {
  padding: 2px 8px;
  background-color: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
}

.product-card__price {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-primary);
}

.product-card__more {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.product-card__more:hover {
  color: var(--color-primary);
}

@media (max-width: 992px) {
  .products__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .products__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .products__grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 企业优势区 ========== */
.advantages__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.advantage-item {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.advantage-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.advantage-item__icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-primary-100) 0%, var(--color-primary-50) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-3xl);
  color: var(--color-primary);
}

.advantage-item__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.advantage-item__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
}

@media (max-width: 992px) {
  .advantages__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .advantages__grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 行业解决方案区 ========== */
.solutions__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.solution-card {
  position: relative;
  height: 300px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

.solution-card__bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.solution-card:hover .solution-card__bg {
  transform: scale(1.05);
}

.solution-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--spacing-2xl);
  color: var(--color-text-white);
}

.solution-card__icon {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
}

.solution-card__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-sm);
}

.solution-card__desc {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  color: rgba(255, 255, 255, 0.9);
}

.solution-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
  color: var(--color-text-white);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.solution-card__link i {
  transition: transform var(--transition-fast);
}

.solution-card__link:hover i {
  transform: translateX(4px);
}

@media (max-width: 992px) {
  .solutions__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .solutions__grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 客户案例 / 合作客户 ========== */
.clients__logos {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-lg);
  align-items: center;
}

.client-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 80px;
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  filter: grayscale(100%);
  opacity: 0.6;
  transition: all var(--transition-base);
}

.client-logo:hover {
  filter: grayscale(0);
  opacity: 1;
  box-shadow: var(--shadow-md);
}

.client-logo span {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-tertiary);
}

@media (max-width: 992px) {
  .clients__logos {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 576px) {
  .clients__logos {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ========== 新闻资讯区 ========== */
.news__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.news-card {
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.news-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.news-card__image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.news-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.news-card:hover .news-card__image img {
  transform: scale(1.05);
}

.news-card__category {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 4px 12px;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
}

.news-card__body {
  padding: var(--spacing-lg);
}

.news-card__date {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.news-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card__more {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 500;
}

.news-card__more i {
  transition: transform var(--transition-fast);
}

.news-card__more:hover i {
  transform: translateX(4px);
}

@media (max-width: 992px) {
  .news__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .news__grid {
    grid-template-columns: 1fr;
  }
}

/* ========== CTA 转化区 ========== */
.cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-700) 100%);
  padding: var(--spacing-4xl) 0;
  text-align: center;
  color: var(--color-text-white);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.3;
}

.cta__inner {
  position: relative;
  z-index: 1;
}

.cta__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-md);
}

.cta__desc {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta__actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.cta__phone {
  margin-top: var(--spacing-xl);
  font-size: var(--font-size-xl);
}

.cta__phone strong {
  font-size: var(--font-size-2xl);
  font-weight: 700;
}

@media (max-width: 768px) {
  .cta__title {
    font-size: var(--font-size-2xl);
  }

  .cta__desc {
    font-size: var(--font-size-base);
  }
}

/* ========== 页脚 ========== */
.site-footer {
  background-color: #141821;
  color: rgba(255, 255, 255, 0.7);
  padding-top: var(--spacing-4xl);
}

.site-footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  padding-bottom: var(--spacing-3xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer__brand {
  max-width: 300px;
}

.site-footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-lg);
}

.site-footer__desc {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-lg);
}

.site-footer__social {
  display: flex;
  gap: var(--spacing-sm);
}

.site-footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-fast);
}

.site-footer__social-link:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

.site-footer__col h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-lg);
}

.site-footer__links li {
  margin-bottom: 12px;
}

.site-footer__links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

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

.site-footer__contact li {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: 12px;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

.site-footer__contact i {
  color: var(--color-primary-light);
  margin-top: 4px;
  min-width: 16px;
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) 0;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.5);
}

.site-footer__bottom-links {
  display: flex;
  gap: var(--spacing-lg);
}

.site-footer__bottom-links a {
  color: rgba(255, 255, 255, 0.5);
}

.site-footer__bottom-links a:hover {
  color: var(--color-primary-light);
}

@media (max-width: 992px) {
  .site-footer__top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .site-footer__top {
    grid-template-columns: 1fr;
  }

  .site-footer__bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
}

/* ========== 返回顶部 ========== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

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

.back-to-top:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* ========== 面包屑导航 ========== */
.breadcrumb {
  padding: var(--spacing-lg) 0;
  background-color: var(--color-bg-secondary);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.breadcrumb__link {
  color: var(--color-text-tertiary);
}

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

.breadcrumb__current {
  color: var(--color-text-primary);
  font-weight: 500;
}

.breadcrumb__separator {
  color: var(--color-text-placeholder);
}

/* ========== 页面头部 ========== */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-700) 100%);
  color: var(--color-text-white);
  padding: var(--spacing-4xl) 0;
  margin-top: var(--header-height);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-header__inner {
  position: relative;
  z-index: 1;
}

.page-header__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-md);
}

.page-header__desc {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== 视频模块 ========== */
.video-section {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

.video-section__poster {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.video-section__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  box-shadow: 0 0 0 15px rgba(22, 93, 255, 0.3);
  transition: all var(--transition-base);
  z-index: 10;
  border: none;
  cursor: pointer;
}

.video-section:hover .video-section__play {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 0 0 20px rgba(22, 93, 255, 0.2);
}

.video-section__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.2);
  transition: background-color var(--transition-base);
  z-index: 1;
}

.video-section:hover .video-section__overlay {
  background-color: rgba(0, 0, 0, 0.3);
}

/* 视频模态框 */
.video-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.video-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.video-modal__close {
  position: absolute;
  top: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.video-modal__close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.video-modal__content {
  width: 90%;
  max-width: 900px;
}

.video-modal__video {
  width: 100%;
  border-radius: var(--radius-lg);
}

/* ========== 工具类 ========== */
.u-text-center { text-align: center; }
.u-text-left { text-align: left; }
.u-text-right { text-align: right; }

.u-mt-0 { margin-top: 0; }
.u-mt-sm { margin-top: var(--spacing-sm); }
.u-mt-md { margin-top: var(--spacing-md); }
.u-mt-lg { margin-top: var(--spacing-lg); }
.u-mt-xl { margin-top: var(--spacing-xl); }
.u-mt-2xl { margin-top: var(--spacing-2xl); }

.u-mb-0 { margin-bottom: 0; }
.u-mb-sm { margin-bottom: var(--spacing-sm); }
.u-mb-md { margin-bottom: var(--spacing-md); }
.u-mb-lg { margin-bottom: var(--spacing-lg); }
.u-mb-xl { margin-bottom: var(--spacing-xl); }
.u-mb-2xl { margin-bottom: var(--spacing-2xl); }

.u-hidden { display: none !important; }
.u-visible { visibility: visible; }
.u-invisible { visibility: hidden; }

@media (max-width: 768px) {
  .u-hidden-mobile { display: none !important; }
  .u-block-mobile { display: block !important; }
}

@media (min-width: 769px) {
  .u-hidden-desktop { display: none !important; }
}

/* 滚动动画 */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== 打印样式 ========== */
@media print {
  .site-header,
  .site-footer,
  .back-to-top,
  .c-btn {
    display: none !important;
  }
}

/* ========================================
   新增页面样式 - V1.1
   ======================================== */

/* ========== 品牌中心 ========== */
.c-brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.c-brand-card {
  background: var(--color-bg-primary);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  border: 1px solid var(--color-border-light);
}

.c-brand-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.15);
  border-color: var(--color-primary-200);
}

.c-brand-card__header {
  padding: 32px 24px 20px;
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
}

.c-brand-card__logo {
  width: 80px;
  height: 80px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.c-brand-card__logo--oasis {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.c-brand-card__logo--linhai {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
}

.c-brand-card__logo--oasis-intl {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.c-brand-card__logo--challenge {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.c-brand-card__name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.c-brand-card__tagline {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.c-brand-card__body {
  padding: 24px;
}

.c-brand-card__desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.c-brand-card__features {
  list-style: none;
  padding: 0;
  margin: 0 0 16px 0;
}

.c-brand-card__features li {
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.c-brand-card__features i {
  color: var(--color-success);
  font-size: 14px;
}

.c-brand-card__products {
  padding-top: 16px;
  border-top: 1px dashed var(--color-border);
}

.c-brand-card__prod-label {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin-right: 8px;
}

.c-brand-card__footer {
  padding: 0 24px 24px;
}

/* 品牌详情页 */
.c-brand-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary-900) 0%, var(--color-primary-700) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.c-brand-banner::before {
  content: '';
  position: absolute;
  right: -100px;
  top: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.c-brand-banner--oasis {
  background: linear-gradient(135deg, #064e3b 0%, #047857 50%, #10b981 100%);
}

.c-brand-banner--linhai {
  background: linear-gradient(135deg, #312e81 0%, #4f46e5 50%, #6366f1 100%);
}

.c-brand-banner--oasis-intl {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
}

.c-brand-banner--challenge {
  background: linear-gradient(135deg, #7c2d12 0%, #c2410c 50%, #f59e0b 100%);
}

.c-brand-banner__content {
  position: relative;
  z-index: 1;
}

.c-brand-banner__logo {
  width: 100px;
  height: 100px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: #fff;
  margin-bottom: 24px;
}

.c-brand-banner__name {
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 12px;
}

.c-brand-banner__tagline {
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 16px;
  opacity: 0.9;
}

.c-brand-banner__desc {
  font-size: 16px;
  line-height: 1.8;
  opacity: 0.8;
  max-width: 600px;
  margin-bottom: 40px;
}

.c-brand-banner__stats {
  display: flex;
  gap: 48px;
}

.c-brand-stat {
  text-align: center;
}

.c-brand-stat__number {
  font-size: 48px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}

.c-brand-stat__unit {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.c-brand-stat__label {
  font-size: 14px;
  opacity: 0.7;
}

/* 品牌价值点 */
.c-value-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.c-value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.c-value-item i {
  font-size: 24px;
  margin-top: 2px;
  flex-shrink: 0;
}

.c-value-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.c-value-item p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ========== 解决方案 ========== */
.c-solution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.c-solution-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  padding: 32px 24px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.c-solution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--color-primary);
  transition: height 0.3s ease;
}

.c-solution-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.12);
  border-color: var(--color-primary-200);
}

.c-solution-card:hover::before {
  height: 100%;
}

.c-solution-card--custom {
  background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
  border-color: var(--color-primary-200);
}

.c-solution-card__icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #fff;
  margin-bottom: 20px;
}

.c-solution-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.c-solution-card__desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.c-solution-card__points {
  list-style: none;
  padding: 0;
  margin: 0 0 24px 0;
}

.c-solution-card__points li {
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 5px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.c-solution-card__points i {
  color: var(--color-success);
  font-size: 12px;
}

/* 服务流程 */
.c-process-steps {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  position: relative;
}

.c-process-step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 1;
}

.c-process-step__number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.c-process-step__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.c-process-step__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 160px;
  margin: 0 auto;
}

/* 行业详情页 */
.c-industry-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.c-industry-banner--metal {
  background: linear-gradient(135deg, #1f2937 0%, #4b5563 50%, #6b7280 100%);
}

.c-industry-banner__icon {
  font-size: 64px;
  margin-bottom: 24px;
  opacity: 0.9;
}

.c-industry-banner__title {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 16px;
}

.c-industry-banner__desc {
  font-size: 18px;
  line-height: 1.8;
  opacity: 0.85;
  max-width: 600px;
  margin-bottom: 40px;
}

.c-industry-banner__stats {
  display: flex;
  gap: 56px;
}

.c-industry-stat {
  text-align: center;
}

.c-industry-stat__number {
  font-size: 42px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}

.c-industry-stat__unit {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.c-industry-stat__label {
  font-size: 13px;
  opacity: 0.7;
}

/* 方案内容 */
.c-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.c-two-col__content h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.c-two-col__image {
  display: flex;
  justify-content: center;
}

.c-placeholder-image {
  width: 100%;
  min-height: 280px;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-tertiary);
  font-size: 14px;
  gap: 12px;
}

.c-placeholder-image i {
  font-size: 48px;
  color: var(--color-text-placeholder);
}

.c-placeholder-image--brand {
  min-height: 350px;
}

.c-placeholder-image--large {
  min-height: 400px;
}

.c-placeholder-image--banner {
  min-height: 300px;
}

.c-placeholder-image--product {
  min-height: 400px;
  font-size: 80px;
}

.c-placeholder-image--thumb {
  min-height: 80px;
}

.c-placeholder-image--small {
  min-height: 120px;
}

.c-placeholder-image--small i {
  font-size: 32px;
}

/* ========== 标签样式 ========== */
.c-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  margin: 4px 4px 4px 0;
}

.c-tag--large {
  padding: 8px 16px;
  font-size: 14px;
}

.c-tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ========== 新闻中心 ========== */
.c-news-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  margin-top: 40px;
}

.c-news-categories {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.c-news-category {
  padding: 8px 20px;
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  border-radius: 20px;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.c-news-category:hover,
.c-news-category.is-active {
  background: var(--color-primary);
  color: #fff;
}

.c-news-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  margin-bottom: 20px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
}

.c-news-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border-color: var(--color-primary-200);
  transform: translateX(4px);
}

.c-news-card--featured {
  margin-bottom: 24px;
}

.c-news-card__image {
  width: 240px;
  flex-shrink: 0;
}

.c-news-card--featured .c-news-card__image {
  width: 360px;
}

.c-news-card__body {
  padding: 20px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.c-news-card__category {
  display: inline-block;
  padding: 4px 10px;
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 10px;
  align-self: flex-start;
}

.c-news-card__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 10px;
  line-height: 1.5;
}

.c-news-card--featured .c-news-card__title {
  font-size: 22px;
}

.c-news-card__title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

.c-news-card__title a:hover {
  color: var(--color-primary);
}

.c-news-card__summary {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.c-news-card--featured .c-news-card__summary {
  -webkit-line-clamp: 3;
}

.c-news-card__meta {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.c-news-card__meta i {
  margin-right: 4px;
}

/* 侧边栏 */
.c-widget {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

.c-widget__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary-50);
  position: relative;
}

.c-widget__title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--color-primary);
}

.c-widget__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
}

.c-widget--subscribe {
  background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
}

.c-widget--cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
}

.c-widget--cta .c-widget__title {
  color: #fff;
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.c-widget--cta .c-widget__title::after {
  background: #fff;
}

.c-widget--cta .c-widget__desc {
  color: rgba(255, 255, 255, 0.85);
}

.c-widget-products {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.c-widget-product {
  display: flex;
  gap: 12px;
  text-decoration: none;
  align-items: center;
}

.c-widget-product__image {
  width: 50px;
  height: 50px;
  border-radius: 8px;
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.c-widget-product__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.c-widget-product__desc {
  font-size: 12px;
  color: var(--color-text-tertiary);
}

/* 热门文章 */
.c-popular-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.c-popular-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border-light);
}

.c-popular-item:last-child {
  border-bottom: none;
}

.c-popular-item__rank {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: var(--color-bg-tertiary);
  color: var(--color-text-tertiary);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.c-popular-item__rank--1 {
  background: #f53f3f;
  color: #fff;
}

.c-popular-item__rank--2 {
  background: #ff7d00;
  color: #fff;
}

.c-popular-item__rank--3 {
  background: #ffc400;
  color: #fff;
}

.c-popular-item__title {
  font-size: 14px;
  color: var(--color-text-primary);
  text-decoration: none;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  transition: color 0.3s ease;
}

.c-popular-item__title:hover {
  color: var(--color-primary);
}

.c-popular-item__views {
  font-size: 12px;
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

/* 标签云 */
.c-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.c-tag-cloud .c-tag {
  cursor: pointer;
  transition: all 0.3s ease;
}

.c-tag-cloud .c-tag:hover {
  background: var(--color-primary);
  color: #fff;
}

/* 搜索框 */
.c-search-box {
  display: flex;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}

.c-search-box__input {
  flex: 1;
  padding: 10px 12px;
  border: none;
  outline: none;
  font-size: 14px;
  color: var(--color-text-primary);
}

.c-search-box__input::placeholder {
  color: var(--color-text-placeholder);
}

.c-search-box__btn {
  width: 40px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: background 0.3s ease;
}

.c-search-box__btn:hover {
  background: var(--color-primary-dark);
}

/* 订阅表单 */
.c-subscribe-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.c-subscribe-form__input {
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s ease;
}

.c-subscribe-form__input:focus {
  border-color: var(--color-primary);
}

/* 分页 */
.c-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
}

.c-pagination__item {
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
}

.c-pagination__item:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.c-pagination__item.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.c-pagination__item.is-disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ========== 新闻详情页 ========== */
.c-article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  margin-top: 40px;
}

.c-article-header {
  text-align: center;
  margin-bottom: 32px;
}

.c-article-header__category {
  display: inline-block;
  padding: 6px 16px;
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 16px;
}

.c-article-header__title {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.4;
  margin-bottom: 20px;
}

.c-article-header__meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 14px;
  color: var(--color-text-tertiary);
}

.c-article-header__meta i {
  margin-right: 6px;
}

.c-article-featured-image {
  margin-bottom: 40px;
  border-radius: 12px;
  overflow: hidden;
}

.c-article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-text-primary);
}

.c-article-content h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 40px 0 20px;
  color: var(--color-text-primary);
}

.c-article-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 32px 0 16px;
  color: var(--color-text-primary);
}

.c-article-content p {
  margin-bottom: 20px;
}

.c-article-content blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: var(--color-primary-50);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

.c-article-content blockquote p {
  margin: 0 0 12px 0;
}

.c-article-content blockquote cite {
  font-style: normal;
  font-weight: 600;
  color: var(--color-primary);
  font-size: 14px;
}

/* 文章标签 */
.c-article-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 40px 0 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-light);
}

.c-article-tags__label {
  font-size: 14px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* 分享 */
.c-article-share {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border-light);
}

.c-article-share__label {
  font-size: 14px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.c-article-share__buttons {
  display: flex;
  gap: 10px;
}

.c-share-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
  text-decoration: none;
  transition: transform 0.3s ease;
}

.c-share-btn:hover {
  transform: scale(1.1);
}

.c-share-btn--wechat {
  background: #07c160;
}

.c-share-btn--weibo {
  background: #e6162d;
}

.c-share-btn--linkedin {
  background: #0077b5;
}

.c-share-btn--link {
  background: var(--color-text-tertiary);
}

/* 上下篇导航 */
.c-article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 24px 0 40px;
}

.c-article-nav__prev,
.c-article-nav__next {
  padding: 20px;
  background: var(--color-bg-secondary);
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.3s ease;
}

.c-article-nav__prev:hover,
.c-article-nav__next:hover {
  background: var(--color-primary-50);
}

.c-article-nav__label {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.c-article-nav__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.c-article-nav__next {
  text-align: right;
}

.c-article-nav__next .c-article-nav__label {
  justify-content: flex-end;
}

/* 相关推荐 */
.c-related-posts {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border-light);
}

.c-related-posts__title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 24px;
}

.c-related-posts__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.c-news-card--small {
  flex-direction: column;
  margin-bottom: 0;
}

.c-news-card--small .c-news-card__image {
  width: 100%;
  height: 140px;
}

.c-news-card--small .c-news-card__body {
  padding: 16px;
}

.c-news-card--small .c-news-card__title {
  font-size: 15px;
  margin-bottom: 8px;
}

.c-news-card__date {
  font-size: 12px;
  color: var(--color-text-tertiary);
}

/* ========== 产品详情页 ========== */
.c-product-gallery {
  display: flex;
  gap: 20px;
  margin-bottom: 60px;
}

.c-product-gallery__main {
  flex: 1;
}

.c-product-gallery__thumbs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 80px;
}

.c-product-thumb {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color 0.3s ease;
}

.c-product-thumb:hover,
.c-product-thumb.is-active {
  border-color: var(--color-primary);
}

.c-product-info {
  max-width: 600px;
  margin: 0 auto;
}

.c-product-info__brand {
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 8px;
}

.c-product-info__name {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.c-product-info__subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.c-product-info__highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  padding: 20px;
  background: var(--color-primary-50);
  border-radius: 8px;
}

.c-highlight-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--color-text-primary);
}

.c-product-info__specs-preview {
  margin-bottom: 32px;
}

.c-spec-row {
  display: flex;
  padding: 12px 0;
  border-bottom: 1px dashed var(--color-border-light);
}

.c-spec-label {
  width: 100px;
  font-size: 14px;
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.c-spec-value {
  flex: 1;
  font-size: 14px;
  color: var(--color-text-primary);
  font-weight: 500;
}

.c-product-info__actions {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.c-product-info__services {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-light);
}

.c-product-info__services span {
  font-size: 13px;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.c-product-info__services i {
  color: var(--color-success);
}

/* 产品Tab */
.c-product-tabs {
  background: var(--color-bg-primary);
  border-radius: 12px;
  padding: 0 32px;
}

.c-product-tabs__nav {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-border-light);
  margin-bottom: 32px;
}

.c-product-tab {
  padding: 16px 24px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  transition: color 0.3s ease;
}

.c-product-tab::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.c-product-tab:hover {
  color: var(--color-primary);
}

.c-product-tab.is-active {
  color: var(--color-primary);
}

.c-product-tab.is-active::after {
  transform: scaleX(1);
}

.c-tab-pane {
  display: none;
  padding-bottom: 32px;
}

.c-tab-pane.is-active {
  display: block;
}

.c-tab-pane h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text-primary);
}

.c-tab-pane p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

.c-tab-pane h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 24px 0 12px;
  color: var(--color-text-primary);
}

.c-tab-pane ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

.c-tab-pane li {
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

/* 相关产品 */
.c-product-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ========== 荣誉资质页 ========== */
.c-cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.c-cert-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.3s ease;
}

.c-cert-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.12);
  border-color: var(--color-primary-200);
}

.c-cert-card__icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-100) 0%, var(--color-primary-50) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--color-primary);
  margin: 0 auto 20px;
}

.c-cert-card__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 10px;
}

.c-cert-card__desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* 荣誉时间轴 */
.c-honor-timeline {
  max-width: 800px;
  margin: 40px auto 0;
  position: relative;
  padding-left: 40px;
}

.c-honor-timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--color-primary-200);
}

.c-honor-item {
  position: relative;
  margin-bottom: 32px;
}

.c-honor-item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--color-primary);
}

.c-honor-item__year {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.c-honor-item__content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 6px;
}

.c-honor-item__content p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ========== 生产实力页 ========== */
.c-factory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.c-factory-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.c-factory-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.c-factory-card__image {
  height: 180px;
  overflow: hidden;
}

.c-factory-card__image .c-placeholder-image {
  height: 100%;
  min-height: auto;
  border-radius: 0;
}

.c-factory-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  padding: 20px 20px 8px;
  margin: 0;
}

.c-factory-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  padding: 0 20px 20px;
  margin: 0;
}

/* 数据统计 */
.c-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.c-stat-item {
  text-align: center;
  padding: 30px 20px;
  background: var(--color-bg-primary);
  border-radius: 12px;
  border: 1px solid var(--color-border-light);
}

.c-stat-item__number {
  font-size: 48px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.c-stat-item__unit {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.c-stat-item__label {
  font-size: 14px;
  color: var(--color-text-tertiary);
}

/* 设备列表 */
.c-equipment-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.c-equipment-item {
  padding: 24px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  border-left: 4px solid var(--color-primary);
  transition: all 0.3s ease;
}

.c-equipment-item:hover {
  box-shadow: 0 4px 16px rgba(22, 93, 255, 0.1);
}

.c-equipment-item h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.c-equipment-item p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ========== 企业文化页 ========== */
.c-culture-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 20px;
}

.c-culture-hero__content h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 20px;
}

.c-culture-hero__content p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-text-secondary);
}

.c-values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.c-value-card {
  background: var(--color-bg-primary);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--color-border-light);
  transition: all 0.3s ease;
}

.c-value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.12);
}

.c-value-card__icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: #fff;
  margin: 0 auto 20px;
}

.c-value-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.c-value-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* 使命愿景 */
.c-mission-vision {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.c-mission-card {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: 12px;
  padding: 40px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.c-mission-card::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.c-mission-card__icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}

.c-mission-card h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.c-mission-card p {
  font-size: 16px;
  line-height: 1.8;
  opacity: 0.9;
  position: relative;
  z-index: 1;
  margin: 0;
}

/* 人才理念 */
.c-team-values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.c-team-value {
  text-align: center;
  padding: 24px;
}

.c-team-value h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.c-team-value h3 i {
  color: var(--color-primary);
  font-size: 20px;
}

.c-team-value p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ========== 404页面 ========== */
.page-404 {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
}

.c-404-container {
  text-align: center;
  padding: 60px 20px;
}

.c-404-content {
  max-width: 500px;
  margin: 0 auto;
}

.c-404-code {
  font-size: 120px;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 20px;
  text-shadow: 4px 4px 0 rgba(22, 93, 255, 0.1);
}

.c-404-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.c-404-desc {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.c-404-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.c-404-search p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.c-404-search .c-search-box {
  max-width: 360px;
  margin: 0 auto;
}

/* ========== 面包屑 ========== */
.c-breadcrumb {
  padding: 16px 0;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border-light);
}

.c-breadcrumb nav {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: var(--color-text-secondary);
  flex-wrap: wrap;
}

.c-breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.c-breadcrumb__separator {
  margin: 0 10px;
  color: var(--color-text-tertiary);
}

.c-breadcrumb__current {
  color: var(--color-text-primary);
  font-weight: 500;
}

/* ========== 视频弹窗 ========== */
.c-video-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

.c-video-modal.is-open {
  display: flex;
}

.c-video-modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}

.c-video-modal__content {
  position: relative;
  width: 90%;
  max-width: 900px;
  z-index: 1;
}

.c-video-modal__close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: none;
  font-size: 20px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.c-video-modal__close:hover {
  background: rgba(255, 255, 255, 0.3);
}

.c-video-modal__player {
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
}

/* ========== 功能类 ========== */
.u-ta-center {
  text-align: center;
}

.u-mt-20 {
  margin-top: 20px;
}

.u-mt-16 {
  margin-top: 16px;
}

.u-mt-32 {
  margin-top: 32px;
}

.u-mb-16 {
  margin-bottom: 16px;
}

.u-fs-18 {
  font-size: 18px;
}

.u-fw-600 {
  font-weight: 600;
}

/* ========== 响应式适配 ========== */
@media (max-width: 1024px) {
  .c-news-layout,
  .c-article-layout {
    grid-template-columns: 1fr;
  }

  .c-news-sidebar {
    order: -1;
  }

  .c-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .c-values-grid,
  .c-team-values {
    grid-template-columns: repeat(2, 1fr);
  }

  .c-mission-vision {
    grid-template-columns: 1fr;
  }

  .c-product-grid--4,
  .c-related-posts__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .c-brand-banner {
    padding: 50px 0;
  }

  .c-brand-banner__name {
    font-size: 36px;
  }

  .c-brand-banner__tagline {
    font-size: 18px;
  }

  .c-brand-banner__stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .c-brand-stat__number {
    font-size: 36px;
  }

  .c-two-col,
  .c-culture-hero {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .c-process-steps {
    flex-direction: column;
    gap: 24px;
  }

  .c-industry-banner {
    padding: 50px 0;
  }

  .c-industry-banner__title {
    font-size: 32px;
  }

  .c-industry-banner__stats {
    gap: 32px;
    flex-wrap: wrap;
  }

  .c-news-card {
    flex-direction: column;
  }

  .c-news-card__image,
  .c-news-card--featured .c-news-card__image {
    width: 100%;
    height: 180px;
  }

  .c-article-header__title {
    font-size: 28px;
  }

  .c-product-info__name {
    font-size: 28px;
  }

  .c-product-info__actions {
    flex-direction: column;
  }

  .c-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .c-stat-item__number {
    font-size: 36px;
  }

  .c-equipment-list {
    grid-template-columns: 1fr;
  }

  .c-values-grid,
  .c-team-values {
    grid-template-columns: 1fr 1fr;
  }

  .c-article-nav {
    grid-template-columns: 1fr;
  }

  .c-product-grid--4,
  .c-related-posts__grid {
    grid-template-columns: 1fr 1fr;
  }

  .c-404-code {
    font-size: 80px;
  }

  .c-404-title {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .c-stats-grid {
    grid-template-columns: 1fr;
  }

  .c-values-grid,
  .c-team-values {
    grid-template-columns: 1fr;
  }

  .c-product-grid--4,
  .c-related-posts__grid {
    grid-template-columns: 1fr;
  }

  .c-404-actions {
    flex-direction: column;
  }
}


/* ========================================
   缺失组件样式补充 - V1.1.1 修复
   ======================================== */

/* ========== 页面横幅 ========== */
.c-page-banner {
  position: relative;
  margin-top: var(--header-height);
  min-height: 500px;
  padding: 0px 0;
  background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  text-align: center;
  overflow: hidden;
  display: flex;
  align-items: center;
}


.c-page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1" fill="%23165DFF" opacity="0.05"/></svg>');
  background-size: 50px 50px;
  pointer-events: none;
}

.c-page-banner__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.c-page-banner__title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
  color:#000;
}

.c-page-banner__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: 1.8;
  color:#000;
}

@media (max-width: 768px) {
  .c-page-banner {
    padding: 100px 0 60px;
  }
  
  .c-page-banner__title {
    font-size: var(--font-size-3xl);
  }
}

/* ========== 区块标题（别名兼容） ========== */
.c-section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.c-section-header__label {
  display: inline-block;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.c-section-header__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.c-section-header__desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-tertiary);
  max-width: 600px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .c-section-header__title {
    font-size: var(--font-size-2xl);
  }
}

/* ========== 特性网格 ========== */
.c-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.c-feature-item {
  background: var(--color-bg-primary);
  padding: 32px 24px;
  border-radius: 12px;
  text-align: center;
  border: 1px solid var(--color-border-light);
  transition: all 0.3s ease;
}

.c-feature-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.1);
  border-color: var(--color-primary-200);
}

.c-feature-item__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #fff;
}

.c-feature-item__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.c-feature-item__desc {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ========== CTA区域 ========== */
.c-cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #fff;
  text-align: center;
}

.c-cta-section__content {
  max-width: 700px;
  margin: 0 auto;
}

.c-cta-section__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.c-cta-section__desc {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--spacing-2xl);
  line-height: 1.8;
}

.c-cta-section__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.c-cta-section .c-btn--outline {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}

.c-cta-section .c-btn--outline:hover {
  background: #fff;
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .c-cta-section {
    padding: 60px 0;
  }
  
  .c-cta-section__title {
    font-size: var(--font-size-2xl);
  }
}

/* ========== 按钮别名兼容 ========== */
.c-btn--lg {
  padding: 14px 32px;
  font-size: var(--font-size-lg);
}

.c-btn--full {
  width: 100%;
  justify-content: center;
}

/* ========== 页脚修复（类名兼容） ========== */
.site-footer__main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  padding-bottom: var(--spacing-3xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer__col--brand {
  max-width: 300px;
}

.site-footer__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-lg);
}

.site-footer__col h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-lg);
}

@media (max-width: 1024px) {
  .site-footer__main {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .site-footer__main {
    grid-template-columns: 1fr 1fr;
  }
}

/* ========== 新闻列表与侧边栏 ========== */
.c-news-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.c-news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media (max-width: 1024px) {
  .c-news-layout {
    grid-template-columns: 1fr;
  }
  
  .c-news-sidebar {
    order: -1;
  }
}

/* ========== 品牌优势网格 ========== */
.c-advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.c-advantage-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--color-bg-primary);
  border-radius: 12px;
  border: 1px solid var(--color-border-light);
  transition: all 0.3s ease;
}

.c-advantage-item:hover {
  border-color: var(--color-primary-200);
  box-shadow: 0 4px 16px rgba(22, 93, 255, 0.08);
}

.c-advantage-item__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--color-primary);
}

/* ========== 产品卡片 ========== */
.c-product-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.c-product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.12);
  border-color: var(--color-primary-200);
}

.c-product-card__image {
  width: 100%;
  height: 200px;
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--color-primary-200);
}

.c-product-card__body {
  padding: 20px;
}

.c-product-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.c-product-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.c-product-card__specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.c-product-card__specs span {
  padding: 4px 10px;
  background: var(--color-bg-secondary);
  border-radius: 4px;
  font-size: 12px;
  color: var(--color-text-tertiary);
}

/* ========== 视频区域 ========== */
.c-video-section {
  margin: 40px 0;
}

.c-video-cover {
  position: relative;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 16/9;
  background: var(--color-bg-secondary);
}

.c-video-cover__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--color-text-tertiary);
}

.c-video-cover__placeholder i {
  font-size: 64px;
  color: var(--color-primary-200);
}

.c-video-cover:hover .c-video-cover__placeholder i {
  color: var(--color-primary);
}

/* ========== 案例卡片 ========== */
.c-case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.c-case-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.c-case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.1);
  border-color: var(--color-primary-200);
}

.c-case-card__header {
  padding: 24px;
  background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
  border-bottom: 1px solid var(--color-border-light);
}

.c-case-card__industry {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 4px;
  font-size: 12px;
  margin-bottom: 12px;
}

.c-case-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
}

.c-case-card__body {
  padding: 20px 24px;
}

.c-case-card__desc {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.c-case-card__result {
  padding: 12px 16px;
  background: var(--color-success-50);
  border-left: 3px solid var(--color-success);
  border-radius: 4px;
  font-size: var(--font-size-sm);
  color: var(--color-success);
  font-weight: 500;
}

/* ========== 占位图品牌样式 ========== */
.c-placeholder-image--brand {
  width: 100%;
  height: 300px;
  background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 72px;
  color: var(--color-primary-300);
  border-radius: 12px;
}

/* ========== 文章主体区域 ========== */
.c-article-main {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ========== 产品标签内容 ========== */
.c-product-tabs__content {
  padding: 32px 0;
}

.c-product-tabs__content .c-tab-pane {
  display: none;
}

.c-product-tabs__content .c-tab-pane.is-active {
  display: block;
}

/* ========== FAQ 手风琴样式 ========== */
.faq-item {
  margin-bottom: 16px;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.faq-item.is-active {
  border-color: var(--color-primary-light);
}

.faq-item__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease;
}

.faq-item__header:hover {
  background-color: #f8f9fa;
}

.faq-item__question {
  font-size: 16px;
  font-weight: 500;
  color: #333;
  line-height: 1.5;
  flex: 1;
  padding-right: 16px;
}

.faq-item.is-active .faq-item__question {
  color: var(--color-primary);
}

.faq-item__icon {
  color: #999;
  font-size: 14px;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.is-active .faq-item__icon {
  color: var(--color-primary);
  transform: rotate(180deg);
}

.faq-item__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
  color: #666;
  line-height: 1.8;
  font-size: 14px;
  padding: 0 24px;
}

.faq-item.is-active .faq-item__content {
  padding: 8px 24px 24px;
}

.faq-item.is-active .faq-item__content {
  max-height: 2000px;
}

.faq-item__content p {
  margin: 0 0 16px;
  color: #666;
  line-height: 1.8;
  font-size: 14px;
}

.faq-item__content ul,
.faq-item__content ol {
  margin: 0 0 16px;
  padding-left: 24px;
  color: #666;
  line-height: 1.8;
  font-size: 14px;
}

.faq-item__content li {
  margin-bottom: 8px;
}

.faq-item__content > :last-child {
  margin-bottom: 24px;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .faq-item__header {
    padding: 14px 16px;
  }
  
  .faq-item__question {
    font-size: 14px;
  }
  
  .faq-item__content p,
  .faq-item__content ul,
  .faq-item__content ol {
    padding-left: 16px;
    padding-right: 16px;
    font-size: 13px;
  }

  .hero {
    height: 60vh; /* 手机端占60%屏幕高度，而不是100% */
    min-height: 360px;
  }
  
  .hero__title {
    font-size: 28px;
  }
  
  .hero__desc {
    font-size: 14px;
  }

}

/* 懒加载图片样式 */
img.lazy {
  opacity: 0;
  transition: opacity 0.3s ease;
  background-color: #f5f5f5; /* 加载前的灰色占位 */
}

img.lazy.is-loaded {
  opacity: 1;
}
/* 新闻标签样式 */
.c-tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 12px;
  border-radius: 3px;
  margin-right: 6px;
  vertical-align: middle;
}

.c-tag--top {
  background-color: #fef3c7;
  color: #d97706;
}

.c-tag--recommend {
  background-color: #dbeafe;
  color: #2563eb;
}

.c-tag--sm {
  padding: 1px 6px;
  font-size: 11px;
}

.c-tag.is-active {
  background-color: #165DFF;
  color: #fff;
}

.c-article-tags {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed #eee;
}

.c-article-tags__label {
  font-size: 13px;
  color: #666;
  margin-right: 8px;
}

.c-article-tags .c-tag {
  margin-bottom: 6px;
}

/* 隐藏滚动条 - 解决移动端页面不居中问题 */
::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
}
html {
    scrollbar-width: none;
    -ms-overflow-style: none;
}
body {
    overflow: -moz-scrollbars-none;
}