/* ============================================================
   锦皓数字建站 - 全站核心样式
   风格：宠物复古风（浅黄 + 深棕 + 奶白）
   版本：V11.0
   ============================================================ */

/* --- 变量定义 --- */
:root {
  --color-dark: #3D261C;
  --color-chocolate: #5C3D2E;
  --color-coffee: #7A5A42;
  --color-caramel: #C8963E;
  --color-honey: #E8C47A;
  --color-cream: #FDF8F0;
  --color-milk: #FFF9EF;
  --color-wheat: #F5E6C8;
  --color-olive: #6B7A45;
  --color-rust: #A6522E;
  --color-text: #3D261C;
  --color-text-light: #7A5A42;
  --color-border: #E8D5B8;
  --shadow-soft: 0 4px 24px rgba(61, 38, 28, 0.08);
  --shadow-medium: 0 8px 36px rgba(61, 38, 28, 0.12);
  --shadow-strong: 0 16px 48px rgba(61, 38, 28, 0.18);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background-color: var(--color-cream);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* --- 容器 --- */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
}

/* ============================================================
   顶部导航栏（默认半透明浅底 + 浅色文字；滚动后奶白底 + 深色文字）
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  background: rgba(253, 248, 240, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(232, 213, 184, 0.35);
  transition: all var(--transition);
}

.header.scrolled {
  padding: 12px 0;
  background: rgba(253, 248, 240, 0.97);
  border-bottom-color: var(--color-border);
  box-shadow: 0 2px 20px rgba(61, 38, 28, 0.08);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-dark);
}

.logo img {
  height: 44px;
  width: auto;
}

/* --- 一级导航 --- */
.nav-menu {
  display: flex;
  align-items: stretch;
  gap: 4px;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: stretch;
}

.nav-item > a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  position: relative;
  transition: all var(--transition);
}

.nav-item > a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-caramel);
  transition: width var(--transition);
}

.nav-item > a .caret {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 2px;
  opacity: 0.6;
  transition: transform var(--transition);
}

/* 无子菜单的普通链接 */
.nav-menu > a {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  position: relative;
  transition: all var(--transition);
}

.nav-menu > a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-caramel);
  transition: width var(--transition);
}

.nav-menu > a:hover::after,
.nav-menu > a.active::after {
  width: 24px;
}

.nav-menu > a:hover,
.nav-menu > a.active,
.nav-item:hover > a,
.nav-item:hover > a .caret {
  color: var(--color-caramel);
}

.nav-menu > a:hover::after,
.nav-menu > a.active::after {
  width: 24px;
}

/* --- 二级下拉菜单 --- */
.nav-sub {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 220px;
  background: var(--color-milk);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-strong);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 1100;
  transition: all var(--transition);
}

.nav-sub::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid var(--color-milk);
}

.nav-sub li a {
  display: block;
  padding: 11px 16px;
  font-size: 14px;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  line-height: 1.5;
  white-space: nowrap;
}

.nav-sub li a:hover {
  background: rgba(200, 150, 62, 0.1);
  color: var(--color-chocolate);
  padding-left: 20px;
}

/* hover 绑定在共同祖先 nav-item 上，避免鼠标移到子菜单时闪烁 */
.nav-item:hover .nav-sub,
.nav-item.open .nav-sub {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-item:hover > a .caret,
.nav-item.open > a .caret {
  transform: rotate(180deg);
}

.header-cta {
  padding: 10px 24px;
  background: var(--color-chocolate);
  color: var(--color-cream);
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 14px;
  transition: all var(--transition);
}

.header-cta:hover {
  background: var(--color-caramel);
  color: var(--color-cream);
  transform: translateY(-2px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  transition: all var(--transition);
}

/* 移动端菜单 */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 360px;
  height: 100vh;
  background: var(--color-cream);
  padding: 80px 32px 32px;
  z-index: 999;
  transition: right var(--transition);
  box-shadow: var(--shadow-strong);
  overflow-y: auto;
}

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

.mobile-menu a {
  display: block;
  padding: 16px 0;
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu .header-cta {
  display: inline-block;
  margin-top: 24px;
  text-align: center;
  width: 100%;
}

.menu-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--color-dark);
}

/* 移动端二级菜单 */
.mobile-menu .m-nav-item {
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu .m-nav-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}

.mobile-menu .m-nav-head .mcaret {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--color-text-light);
  transition: transform var(--transition);
}

.mobile-menu .m-nav-item.open .m-nav-head .mcaret {
  transform: rotate(180deg);
}

.mobile-menu .m-nav-sub {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.mobile-menu .m-nav-item.open .m-nav-sub {
  max-height: 600px;
}

.mobile-menu .m-nav-sub a {
  padding: 12px 16px 12px 24px;
  font-size: 15px;
  color: var(--color-text-light);
  border-bottom: none;
  border-top: 1px dashed var(--color-border);
}

.mobile-menu .m-nav-sub a:hover {
  color: var(--color-chocolate);
  background: rgba(200, 150, 62, 0.06);
}

/* 响应式规则保留在下方 992px 断点统一处理 */

.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(61, 38, 28, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 998;
}

.menu-overlay.open {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 992px) {
  .nav-menu {
    display: none;
  }
  .header-cta {
    display: none;
  }
  .hamburger {
    display: flex;
  }
}

/* ============================================================
   Hero Banner
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(61, 38, 28, 0.75) 0%, rgba(92, 61, 46, 0.55) 50%, rgba(200, 150, 62, 0.35) 100%);
}

.hero-content {
  max-width: 720px;
  color: var(--color-cream);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(253, 248, 240, 0.15);
  border: 1px solid rgba(253, 248, 240, 0.25);
  border-radius: 100px;
  font-size: 14px;
  margin-bottom: 24px;
  backdrop-filter: blur(4px);
}

.hero-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-honey);
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero h1 .accent {
  color: var(--color-honey);
  position: relative;
}

.hero h1 .accent::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 8px;
  background: rgba(232, 196, 122, 0.35);
  border-radius: 4px;
  z-index: -1;
}

.hero-desc {
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.8;
  color: rgba(253, 248, 240, 0.88);
  margin-bottom: 40px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: var(--color-caramel);
  color: var(--color-dark);
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  transition: all var(--transition);
}

.btn-primary:hover {
  background: var(--color-honey);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(200, 150, 62, 0.4);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: transparent;
  color: var(--color-cream);
  border: 1.5px solid rgba(253, 248, 240, 0.5);
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 500;
  transition: all var(--transition);
}

.btn-outline:hover {
  background: rgba(253, 248, 240, 0.12);
  border-color: var(--color-cream);
  transform: translateY(-3px);
}

.btn-dark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  background: var(--color-chocolate);
  color: var(--color-cream);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition);
}

.btn-dark:hover {
  background: var(--color-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

/* ============================================================
   通用区块
   ============================================================ */
.section {
  padding: clamp(60px, 10vw, 120px) 0;
}

.section-header {
  text-align: center;
  margin-bottom: clamp(40px, 6vw, 72px);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-caramel);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-tag::before,
.section-tag::after {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--color-caramel);
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: clamp(15px, 1.5vw, 17px);
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* --- 方形模块多层光影嵌套渐变 --- */
.gradient-card {
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.gradient-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-caramel), var(--color-honey), var(--color-caramel));
}

.gradient-card::after {
  content: "";
  position: absolute;
  bottom: -60px;
  right: -60px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(200, 150, 62, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.gradient-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
}

/* ============================================================
   核心优势 - 方形多层光影嵌套
   ============================================================ */
.advantages {
  background: var(--color-cream);
}

.adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.adv-item {
  position: relative;
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  overflow: hidden;
  transition: all var(--transition);
  border: 1px solid rgba(232, 213, 184, 0.6);
}

.adv-item::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(232, 196, 122, 0.08) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.adv-item:hover::before {
  opacity: 1;
}

.adv-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-strong);
  border-color: var(--color-caramel);
}

.adv-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-chocolate) 0%, var(--color-coffee) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  position: relative;
}

.adv-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--color-honey);
}

.adv-icon::after {
  content: "";
  position: absolute;
  bottom: -4px;
  right: -4px;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-sm);
  background: var(--color-caramel);
  opacity: 0;
  transform: scale(0.5);
  transition: all var(--transition);
}

.adv-item:hover .adv-icon::after {
  opacity: 1;
  transform: scale(1);
}

.adv-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 10px;
}

.adv-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

@media (max-width: 1024px) {
  .adv-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   快速入口 / 服务展示
   ============================================================ */
.services {
  background: linear-gradient(180deg, var(--color-milk) 0%, var(--color-cream) 100%);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-milk);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
}

.service-img {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.service-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(61, 38, 28, 0.3) 100%);
}

.service-body {
  padding: 28px;
}

.service-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-caramel);
}

.service-link::after {
  content: "→";
  transition: transform var(--transition);
}

.service-card:hover .service-link::after {
  transform: translateX(6px);
}

@media (max-width: 1024px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   资讯列表（首页底部）
   ============================================================ */
.news-home {
  background: var(--color-cream);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
  border-color: var(--color-caramel);
}

.news-img {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}

.news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.news-card:hover .news-img img {
  transform: scale(1.06);
}

.news-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-date {
  font-size: 13px;
  color: var(--color-caramel);
  font-weight: 500;
  margin-bottom: 10px;
}

.news-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 12px;
  line-height: 1.5;
  transition: color var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card:hover .news-title {
  color: var(--color-caramel);
}

.news-summary {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-more {
  display: inline-block;
  margin-top: 28px;
  text-align: center;
}

@media (max-width: 1024px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   页脚
   ============================================================ */
.footer {
  background: var(--color-dark);
  color: var(--color-cream);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo {
  color: var(--color-cream);
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(253, 248, 240, 0.7);
  margin-bottom: 24px;
  max-width: 360px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(253, 248, 240, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--color-caramel);
  transform: translateY(-3px);
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: var(--color-cream);
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--color-honey);
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  font-size: 14px;
  color: rgba(253, 248, 240, 0.7);
  transition: all var(--transition);
}

.footer-col ul li a:hover {
  color: var(--color-honey);
  padding-left: 4px;
}

.footer-contact li {
  font-size: 14px;
  color: rgba(253, 248, 240, 0.7);
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-contact li svg {
  width: 18px;
  height: 18px;
  fill: var(--color-caramel);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(253, 248, 240, 0.1);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: rgba(253, 248, 240, 0.55);
}

.footer-bottom a {
  color: rgba(253, 248, 240, 0.55);
}

.footer-bottom a:hover {
  color: var(--color-honey);
}

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

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    text-align: center;
    justify-content: center;
  }
}

/* ============================================================
   内页 Banner
   ============================================================ */
.page-banner {
  position: relative;
  padding: 180px 0 100px;
  text-align: center;
  overflow: hidden;
}

.page-banner-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-banner-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-banner-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(61, 38, 28, 0.8) 0%, rgba(92, 61, 46, 0.65) 100%);
}

.page-banner h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  color: var(--color-cream);
  margin-bottom: 16px;
}

.page-banner p {
  font-size: 17px;
  color: rgba(253, 248, 240, 0.85);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(253, 248, 240, 0.6);
  margin-top: 20px;
}

.breadcrumb a {
  color: rgba(253, 248, 240, 0.6);
}

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

.breadcrumb .sep {
  color: rgba(253, 248, 240, 0.4);
}

.breadcrumb .current {
  color: var(--color-honey);
}

/* ============================================================
   动画
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ============================================================
   返回顶部
   ============================================================ */
.back-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  width: 48px;
  height: 48px;
  background: var(--color-chocolate);
  color: var(--color-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 997;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-medium);
}

.back-top.show {
  opacity: 1;
  visibility: visible;
}

.back-top:hover {
  background: var(--color-caramel);
  transform: translateY(-4px);
}

/* ============================================================
   新闻列表页
   ============================================================ */
.news-list-page {
  background: var(--color-cream);
}

.news-list-wrap {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.news-list-item {
  display: flex;
  gap: 28px;
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 20px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.news-list-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-caramel);
}

.news-list-item .news-img {
  flex-shrink: 0;
  width: 240px;
  aspect-ratio: 4/3;
  border-radius: var(--radius-md);
}

.news-list-item .news-body {
  padding: 8px 0;
  flex: 1;
}

.news-list-item .news-title {
  font-size: 20px;
  margin-bottom: 12px;
  -webkit-line-clamp: 2;
}

.news-list-item .news-summary {
  margin-bottom: 16px;
  -webkit-line-clamp: 3;
}

@media (max-width: 768px) {
  .news-list-item {
    flex-direction: column;
    gap: 16px;
  }
  .news-list-item .news-img {
    width: 100%;
  }
}

/* ============================================================
   新闻详情页
   ============================================================ */
.article-wrap {
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  padding: 48px;
  border: 1px solid var(--color-border);
}

.article-header {
  text-align: center;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 40px;
}

.article-title {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.4;
  margin-bottom: 16px;
}

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

.article-content {
  font-size: 16px;
  line-height: 2;
  color: var(--color-text);
}

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

.article-content img {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin: 24px 0;
}

.related-news {
  margin-top: 64px;
}

.related-news h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 24px;
  padding-left: 16px;
  border-left: 3px solid var(--color-caramel);
}

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

.related-item {
  background: var(--color-milk);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.related-item:hover {
  border-color: var(--color-caramel);
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.related-item .news-title {
  font-size: 15px;
  margin-bottom: 8px;
  -webkit-line-clamp: 2;
}

.related-item .news-date {
  font-size: 12px;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .article-wrap {
    padding: 24px;
  }
  .related-list {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   CTA 区块
   ============================================================ */
.cta-section {
  background: linear-gradient(135deg, var(--color-chocolate) 0%, var(--color-dark) 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--color-cream);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(200, 150, 62, 0.2) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-section h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 17px;
  color: rgba(253, 248, 240, 0.75);
  margin-bottom: 32px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   案例展示
   ============================================================ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.case-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-milk);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
}

.case-img {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.case-info {
  padding: 24px;
}

.case-tag {
  display: inline-block;
  font-size: 12px;
  color: var(--color-caramel);
  font-weight: 500;
  padding: 4px 12px;
  background: rgba(200, 150, 62, 0.1);
  border-radius: 100px;
  margin-bottom: 12px;
}

.case-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 8px;
}

.case-desc {
  font-size: 14px;
  color: var(--color-text-light);
}

@media (max-width: 1024px) {
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   关于页面样式
   ============================================================ */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-medium);
}

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

.about-text h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 20px;
  line-height: 1.3;
}

.about-text p {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 24px 12px;
  background: var(--color-milk);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.stat-num {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-chocolate);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 13px;
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .about-intro {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   联系页面
   ============================================================ */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info .contact-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--color-milk);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.contact-info .contact-item:hover {
  border-color: var(--color-caramel);
  box-shadow: var(--shadow-soft);
}

.contact-item .ci-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-chocolate), var(--color-coffee));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item .ci-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-honey);
}

.contact-item .ci-label {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.contact-item .ci-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
}

.contact-form {
  background: var(--color-milk);
  padding: 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-cream);
  transition: all var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-caramel);
  box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

@media (max-width: 768px) {
  .contact-wrap {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   案例详情样式
   ============================================================ */
.case-detail-hero {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 40px;
  aspect-ratio: 16/8;
}

.case-detail-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-meta-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 40px;
}

.case-meta-cell {
  background: var(--color-milk);
  padding: 24px;
  text-align: center;
}

.case-meta-cell .cmc-label {
  font-size: 12px;
  color: var(--color-text-light);
  margin-bottom: 6px;
}

.case-meta-cell .cmc-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
}

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

/* ============================================================
   通用按钮组
   ============================================================ */
.btn-center {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

/* ============================================================
   分隔装饰
   ============================================================ */
.deco-divider {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin: 24px 0;
}

.deco-divider::before,
.deco-divider::after {
  content: "";
  width: 40px;
  height: 1px;
  background: var(--color-caramel);
}

.deco-divider span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-caramel);
}

/* ============================================================
   方案专题 - 分类导航
   ============================================================ */
.solution-cat-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
}

.solution-cat-nav a {
  padding: 10px 24px;
  border-radius: 100px;
  background: var(--color-milk);
  border: 1px solid var(--color-border);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition);
}

.solution-cat-nav a:hover,
.solution-cat-nav a.active {
  background: var(--color-caramel);
  border-color: var(--color-caramel);
  color: var(--color-cream);
}

/* ============================================================
   方案卡片
   ============================================================ */
.solution-card {
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.solution-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-caramel), var(--color-honey));
  opacity: 0;
  transition: opacity var(--transition);
}

.solution-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
  border-color: var(--color-caramel);
}

.solution-card:hover::before {
  opacity: 1;
}

.solution-card-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(200, 150, 62, 0.12);
  color: var(--color-caramel);
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.solution-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 12px;
}

.solution-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 24px;
}

.solution-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.solution-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text);
}

.solution-features li::before {
  content: "✓";
  width: 20px;
  height: 20px;
  background: linear-gradient(135deg, var(--color-chocolate), var(--color-coffee));
  color: var(--color-honey);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.solution-price {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-chocolate);
  margin-bottom: 8px;
}

.solution-price small {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-light);
}

/* ============================================================
   方案详情 - 方案亮点
   ============================================================ */
.solution-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.solution-highlight {
  text-align: center;
  padding: 36px 24px;
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.solution-highlight:hover {
  transform: translateY(-4px);
  border-color: var(--color-caramel);
  box-shadow: var(--shadow-soft);
}

.solution-highlight-num {
  font-size: 44px;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--color-caramel);
  margin-bottom: 16px;
  line-height: 1;
}

.solution-highlight h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 10px;
}

.solution-highlight p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
}

@media (max-width: 1024px) {
  .solution-highlights {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   方案流程
   ============================================================ */
.solution-process {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}

.solution-process::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-caramel) 0%, var(--color-honey) 100%);
  z-index: 0;
}

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

.process-step-num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-milk);
  border: 2px solid var(--color-caramel);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-chocolate);
  margin: 0 auto 16px;
  transition: all var(--transition);
}

.process-step:hover .process-step-num {
  background: var(--color-caramel);
  color: var(--color-cream);
  transform: scale(1.1);
}

.process-step h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 6px;
}

.process-step p {
  font-size: 12px;
  color: var(--color-text-light);
  line-height: 1.6;
  padding: 0 4px;
}

@media (max-width: 992px) {
  .solution-process {
    grid-template-columns: repeat(3, 1fr);
  }
  .solution-process::before {
    display: none;
  }
}

@media (max-width: 576px) {
  .solution-process {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   案例分类筛选
   ============================================================ */
.case-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 48px;
}

.case-filter a {
  padding: 8px 20px;
  border-radius: 100px;
  background: var(--color-milk);
  border: 1px solid var(--color-border);
  font-size: 14px;
  color: var(--color-text);
  transition: all var(--transition);
}

.case-filter a:hover,
.case-filter a.active {
  background: var(--color-chocolate);
  border-color: var(--color-chocolate);
  color: var(--color-cream);
}

/* ============================================================
   案例详情 - 项目介绍
   ============================================================ */
.detail-section {
  margin-bottom: 56px;
}

.detail-section h2 {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 20px;
  padding-left: 16px;
  border-left: 4px solid var(--color-caramel);
}

.detail-section p {
  font-size: 16px;
  color: var(--color-text);
  line-height: 2;
  margin-bottom: 16px;
}

.detail-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.detail-gallery img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-md);
  transition: transform 0.5s ease;
}

.detail-gallery img:hover {
  transform: scale(1.03);
}

@media (max-width: 768px) {
  .detail-gallery {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   设计亮点列表
   ============================================================ */
.highlight-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.highlight-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--color-milk);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.highlight-item:hover {
  border-color: var(--color-caramel);
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.highlight-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-chocolate), var(--color-coffee));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 22px;
}

.highlight-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 6px;
}

.highlight-item p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .highlight-list {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   相邻案例导航
   ============================================================ */
.detail-nav {
  display: flex;
  gap: 20px;
  margin-top: 56px;
}

.detail-nav a {
  flex: 1;
  padding: 28px;
  background: var(--color-milk);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.detail-nav a:hover {
  border-color: var(--color-caramel);
  box-shadow: var(--shadow-soft);
}

.detail-nav .dn-label {
  font-size: 12px;
  color: var(--color-caramel);
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.detail-nav .dn-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
}

@media (max-width: 768px) {
  .detail-nav {
    flex-direction: column;
  }
}

/* ============================================================
   营销长页 - 数据成果展示带（深色背景反差）
   ============================================================ */
.stats-band {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-chocolate) 100%);
  padding: clamp(56px, 8vw, 88px) 0;
  position: relative;
  overflow: hidden;
}

.stats-band::before {
  content: "";
  position: absolute;
  top: -60px;
  left: -60px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(200, 150, 62, 0.18) 0%, transparent 70%);
  border-radius: 50%;
}

.stats-band::after {
  content: "";
  position: absolute;
  bottom: -80px;
  right: -40px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(232, 196, 122, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.stats-band .section-header {
  position: relative;
  z-index: 1;
}

.stats-band .section-tag {
  color: var(--color-honey);
}

.stats-band .section-tag::before,
.stats-band .section-tag::after {
  background: var(--color-honey);
}

.stats-band .section-title {
  color: var(--color-cream);
}

.stats-band .section-subtitle {
  color: rgba(253, 248, 240, 0.72);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}

.stats-grid .stat-item {
  background: rgba(253, 248, 240, 0.06);
  border: 1px solid rgba(232, 196, 122, 0.18);
  border-radius: var(--radius-lg);
  padding: 32px 16px;
  backdrop-filter: blur(4px);
}

.stats-grid .stat-num {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--color-honey);
  margin-bottom: 8px;
  line-height: 1;
}

.stats-grid .stat-label {
  font-size: 14px;
  color: rgba(253, 248, 240, 0.75);
}

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

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

/* ============================================================
   营销长页 - 行业解决方案矩阵（首页/资讯页通用）
   ============================================================ */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.industry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 26px;
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition);
}

.industry-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-caramel), var(--color-honey));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.industry-card:hover::before {
  transform: scaleX(1);
}

.industry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
  border-color: var(--color-caramel);
}

.industry-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-chocolate) 0%, var(--color-coffee) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.industry-icon svg {
  width: 26px;
  height: 26px;
  fill: var(--color-honey);
}

.industry-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 8px;
}

.industry-card p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}

.industry-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-caramel);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.industry-link::after {
  content: "→";
  transition: transform var(--transition);
}

.industry-card:hover .industry-link::after {
  transform: translateX(5px);
}

@media (max-width: 1024px) {
  .industry-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   营销长页 - 客户口碑/评价
   ============================================================ */
.testimonials {
  background: linear-gradient(180deg, var(--color-milk) 0%, var(--color-cream) 100%);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  position: relative;
  background: var(--color-milk);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.testimonial-card::before {
  content: "\201C";
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 72px;
  font-family: Georgia, serif;
  color: rgba(200, 150, 62, 0.18);
  line-height: 1;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-strong);
  border-color: var(--color-caramel);
}

.testimonial-text {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.9;
  margin-bottom: 24px;
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-chocolate), var(--color-coffee));
  color: var(--color-honey);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark);
}

.testimonial-role {
  font-size: 13px;
  color: var(--color-text-light);
}

@media (max-width: 1024px) {
  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   营销长页 - 常见问题 FAQ（原生 details/summary，无需 JS）
   ============================================================ */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--color-milk);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

.faq-item[open] {
  border-color: var(--color-caramel);
  box-shadow: var(--shadow-soft);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
  cursor: pointer;
  list-style: none;
  transition: background var(--transition);
}

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

.faq-item summary:hover {
  background: rgba(200, 150, 62, 0.06);
}

.faq-item summary::after {
  content: "+";
  font-size: 24px;
  font-weight: 300;
  color: var(--color-caramel);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 28px 24px;
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.9;
}

@media (max-width: 576px) {
  .faq-item summary {
    padding: 18px 20px;
    font-size: 15px;
  }
  .faq-answer {
    padding: 0 20px 20px;
  }
}

/* ============================================================
   营销长页 - 订阅资讯 / 资讯订阅 CTA 带
   ============================================================ */
.newsletter-band {
  background: linear-gradient(135deg, var(--color-chocolate) 0%, var(--color-coffee) 100%);
  padding: clamp(56px, 8vw, 88px) 0;
  position: relative;
  overflow: hidden;
}

.newsletter-band::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(232, 196, 122, 0.16) 0%, transparent 70%);
  border-radius: 50%;
}

.newsletter-wrap {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.newsletter-wrap h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700;
  color: var(--color-cream);
  margin-bottom: 16px;
  line-height: 1.3;
}

.newsletter-wrap p {
  font-size: 16px;
  color: rgba(253, 248, 240, 0.78);
  line-height: 1.8;
}

.newsletter-features {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.newsletter-features li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--color-cream);
  background: rgba(253, 248, 240, 0.1);
  border: 1px solid rgba(232, 196, 122, 0.25);
  border-radius: 100px;
}

.newsletter-form {
  background: rgba(253, 248, 240, 0.08);
  border: 1px solid rgba(232, 196, 122, 0.2);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(6px);
}

.newsletter-form label {
  display: block;
  font-size: 14px;
  color: var(--color-cream);
  margin-bottom: 8px;
  font-weight: 500;
}

.newsletter-form input {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid rgba(232, 196, 122, 0.3);
  border-radius: var(--radius-sm);
  background: rgba(253, 248, 240, 0.96);
  font-size: 15px;
  color: var(--color-text);
  outline: none;
  transition: all var(--transition);
}

.newsletter-form input:focus {
  border-color: var(--color-honey);
  box-shadow: 0 0 0 3px rgba(232, 196, 122, 0.2);
}

.newsletter-form .form-hint {
  font-size: 12px;
  color: rgba(253, 248, 240, 0.6);
  margin-top: 10px;
  line-height: 1.6;
}

.newsletter-form .btn-primary {
  width: 100%;
  justify-content: center;
  margin-top: 16px;
  background: var(--color-honey);
  color: var(--color-dark);
}

.newsletter-form .btn-primary:hover {
  background: var(--color-caramel);
  color: var(--color-cream);
}

@media (max-width: 768px) {
  .newsletter-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .newsletter-form {
    padding: 24px;
  }
}

/* ============================================================
   资讯列表页 - 资讯分类导航
   ============================================================ */
.news-cat-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
}

/* 资讯列表页 - 行业洞察亮点（复用 highlight-list 结构，链接至资讯子栏目） */
.news-highlights-band {
  background: var(--color-milk);
}

/* 资讯列表页 - 双栏：列表 + 侧栏 */
.news-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  align-items: start;
}

.news-sidebar {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-card {
  background: var(--color-milk);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.sidebar-card h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-caramel);
}

.sidebar-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sidebar-list a {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  transition: color var(--transition);
}

.sidebar-list a:hover {
  color: var(--color-caramel);
}

.sidebar-list .sl-num {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(200, 150, 62, 0.12);
  color: var(--color-caramel);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-list .sl-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sidebar-cta {
  background: linear-gradient(135deg, var(--color-chocolate), var(--color-coffee));
  border-radius: var(--radius-lg);
  padding: 28px;
  color: var(--color-cream);
  text-align: center;
}

.sidebar-cta h4 {
  color: var(--color-honey);
  border: none;
  padding: 0;
  margin-bottom: 12px;
}

.sidebar-cta p {
  font-size: 13px;
  color: rgba(253, 248, 240, 0.8);
  line-height: 1.7;
  margin-bottom: 20px;
}

.sidebar-cta .btn-primary {
  width: 100%;
  justify-content: center;
  background: var(--color-honey);
  color: var(--color-dark);
}

@media (max-width: 992px) {
  .news-layout {
    grid-template-columns: 1fr;
  }
  .news-sidebar {
    position: static;
  }
}

/* ============================================================
   文章详情页 - 作者信息卡 + 分享栏 + 延伸阅读
   ============================================================ */
.article-author {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 40px;
  padding: 28px;
  background: var(--color-cream);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.article-author-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-chocolate), var(--color-coffee));
  color: var(--color-honey);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  flex-shrink: 0;
}

.article-author-info h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 4px;
}

.article-author-info p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

.article-share {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
  padding: 20px 28px;
  background: var(--color-milk);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.article-share-label {
  font-size: 14px;
  color: var(--color-text-light);
  font-weight: 500;
}

.article-share-links {
  display: flex;
  gap: 10px;
}

.article-share-links a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.article-share-links a:hover {
  background: var(--color-caramel);
  border-color: var(--color-caramel);
  transform: translateY(-3px);
}

.article-share-links svg {
  width: 18px;
  height: 18px;
  fill: var(--color-chocolate);
}

.article-share-links a:hover svg {
  fill: var(--color-cream);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.article-tags a {
  padding: 6px 14px;
  font-size: 13px;
  color: var(--color-text-light);
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  transition: all var(--transition);
}

.article-tags a:hover {
  color: var(--color-cream);
  background: var(--color-caramel);
  border-color: var(--color-caramel);
}

/* 文章详情 - 延伸阅读/干货推荐（双栏对照） */
.extended-reading {
  margin-top: 56px;
}

.extended-reading h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 24px;
  padding-left: 16px;
  border-left: 3px solid var(--color-caramel);
}

@media (max-width: 768px) {
  .article-author {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
  .article-share {
    flex-direction: column;
    align-items: stretch;
  }
  .article-share-links {
    justify-content: center;
  }
}

/* ============================================================
   文章详情页 - 双栏布局（正文 + 侧栏目录）
   ============================================================ */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}

.article-main {
  min-width: 0;
}

.article-toc {
  position: sticky;
  top: 100px;
  background: var(--color-milk);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.article-toc h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-caramel);
}

.article-toc ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.article-toc a {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  padding-left: 14px;
  border-left: 2px solid var(--color-border);
  transition: all var(--transition);
}

.article-toc a:hover {
  color: var(--color-caramel);
  border-left-color: var(--color-caramel);
}

@media (max-width: 992px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-toc {
    position: static;
    order: -1;
  }
}