/* ------------------------------------
 * Typecho Default Theme
 *
 * @author  Typecho Team
 * @link  http: //typecho.org/
 * @update  2013-10-28
 * --------------------------------- */

/* ------------------
 * Global style
 * --------------- */
body {
  background-color: #FFF;
  color: #444;
  /*font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;*/
  font-family: "Droid Serif", Georgia, "Times New Roman", "PingFang SC", "Hiragino Sans GB", "Source Han Sans CN", "WenQuanYi Micro Hei", "Microsoft Yahei", serif;
  font-size: 87.5%;
}

a {
  color: #3354AA;
  text-decoration: none;
}

a:hover,
a:active {
  color: #444;
}

pre,
code {
  background: #F3F3F3;
  font-family: Menlo, Monaco, Consolas, "Lucida Console", "Courier New", monospace;
  font-size: .92857em;
}

code {
  padding: 2px 4px;
  /* color: #B94A48; */
}

pre {
  padding: 8px;
  overflow: auto;
  max-height: 400px;
}

pre code {
  padding: 3px;
  /* color: #444; */
}

blockquote {
  margin: 1em 0;
  padding-left: 1.5em;
  border-left: 4px solid #eee;
  color: #666;
}

table {
  border: 1px solid #ddd;
  width: 100%;
}

table th,
table td {
  padding: 5px 10px;
  border: 1px solid #eee;
}

table th {
  background: #f3f3f3;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "WenQuanYi Micro Hei", "Microsoft Yahei", sans-serif;
}

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
textarea {
  padding: 5px;
  border: 1px solid #E9E9E9;
  width: 100%;

  border-radius: 2px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

textarea {
  resize: vertical;
}


/* Special link style */
.post-meta a,
.post-content a,
.widget a,
.comment-content a {
  border-bottom: 1px solid #EEE;
}

.post-meta a:hover,
.post-content a:hover,
.widget a:hover,
.comment-content a:hover {
  border-bottom-color: transparent;
}

/* ------------------
 * Header
 * --------------- */

#header {
  /* padding-top: 35px; */
  border-bottom: 46px solid #EEE;
}

#logo {
  color: #333;
  font-size: 2.5em;
}

#logo img {
  max-height: 30px;
}

.description {
  margin: .5em 0 0;
  color: #999;
  font-style: italic;
}

/* Navigation menu */
#nav-menu {
  margin: 25px 0 0;
  padding: 0;
}

#nav-menu a {
  display: block;
  margin-right: -1px;
  padding: 0 20px;
  border: 1px solid #EEE;
  border-bottom: none;
  height: 32px;
  line-height: 32px;
  color: #444;
  float: left;
}

#nav-menu a:hover,
#nav-menu .current {
  background: #F6F6F6;
}

/* Search */
#search {
  position: relative;
  /* padding-top: 12px; */
}

#search input {
  padding-right: 30px;
}

#search button {
  position: absolute;
  right: 4px;
  top: 4px;
  border: none;
  padding: 0;
  width: 24px;
  height: 24px;
  background: transparent url(../img/icon-search.png) no-repeat center center;
  direction: ltr;
  /* fix RTL language */
  text-indent: -9999em;
}

@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {
  #search button {
    background-image: url(../img/icon-search@2x.png);
    -webkit-background-size: 24px 24px;
    -moz-background-size: 24px 24px;
    -o-background-size: 24px 24px;
    background-size: 24px 24px;
  }
}


/* ------------------
 * Main
 * --------------- */

.post {
  padding: 15px 0 20px;
  border-bottom: 1px solid #EEE;
}

.post-title {
  margin: .83em 0;
  font-size: 1.4em;
}

.post-meta {
  margin-top: -0.5em;
  padding: 0;
  color: #999;
  font-size: .92857em;
}

.post-meta li {
  display: inline-block;
  margin: 0 8px 0 0;
  padding-left: 12px;
  border-left: 1px solid #EEE;
}

.post-meta li:first-child {
  margin-left: 0;
  padding-left: 0;
  border: none;
}

.post-content {
  line-height: 1.5;
}

.post .tags {
  clear: both;
}

.post-near {
  list-style: none;
  margin: 30px 0;
  padding: 0;
  color: #999;
}

.post-near li {
  margin: 10px 0;
}

.archive-title {
  margin: 1em 0 -1em;
  padding-top: 20px;
  color: #999;
  font-size: 1em;
}

.more {
  text-align: center;
}

.more a {
  border: none;
}

.protected .text {
  width: 50%;
}

/* Page nav */

/* .page-navigator {
  list-style: none;
  margin: 25px 0;
  padding: 0;
  text-align: center;
}

.page-navigator li {
  display: inline-block;
  margin: 0 4px;
}

.page-navigator a {
  display: inline-block;
  padding: 0 10px;
  height: 30px;
  line-height: 30px;
}

.page-navigator a:hover {
  background: #EEE;
  text-decoration: none;
}

.page-navigator .current a {
  color: #444;
  background: #EEE;
}  */

/* 分页样式 */
/* 分页样式 */
.page-navigator {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 40px 0;
  flex-wrap: wrap;
}

.page-navigator li {
  display: inline-block;
}

.page-navigator a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 40px;
  text-decoration: none;
  font-weight: 500;
  transition: 0.2s;
} 


.page-navigator .current a  {
  display: inline-block;
  background: var(--accent);
  color: white;
}

.page-navigator a {
  background: var(--gray-light);
  color: var(--text-muted);
  border: 1px solid var(--gray-border);
}

.page-navigator a:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}



/* ------------------
 * Comment list
 * --------------- */
#comments {
  padding-top: 15px;
}

.comment-list,
.comment-list ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.comment-list li {
  padding: 14px;
  margin-top: 10px;
  border: 1px solid #EEE;
}

.comment-list li.comment-level-odd {
  background: #F6F6F3;
}

.comment-list li.comment-level-even {
  background: #FFF;
}

.comment-list li.comment-by-author {
  background: #FFF9E8;
}

.comment-list li .comment-reply {
  text-align: right;
  font-size: .92857em;
}

.comment-meta a {
  color: #999;
  font-size: .92857em;
}

.comment-author {
  display: block;
  margin-bottom: 3px;
  color: #444;
}

.comment-author .avatar {
  float: left;
  margin-right: 10px;
}

.comment-author cite {
  font-weight: bold;
  font-style: normal;
}

/* Comment reply */
.comment-list .respond {
  margin-top: 15px;
  border-top: 1px solid #EEE;
}

.respond .cancel-comment-reply {
  float: right;
  margin-top: 15px;
  font-size: .92857em;
}

#comment-form label {
  display: block;
  margin-bottom: .5em;
  font-weight: bold;
}

#comment-form .required:after {
  content: " *";
  color: #C00;
}

/* ------------------
 * secondary
 * --------------- */
#secondary {
  padding-top: 15px;
  word-wrap: break-word;
}

.widget {
  margin-bottom: 30px;
}

.widget-list {
  list-style: none;
  padding: 0;
}

.widget-list li {
  margin: 5px 0;
  line-height: 1.6;
}

.widget-list li ul {
  margin-left: 15px;
}


/* ------------------
 * Footer 
 * --------------- */
#footer {
  padding: 3em 0;
  line-height: 1.5;
  text-align: center;
  color: #999;
}


/* -----------------
 * Error page
 * -------------- */
.error-page {
  margin-top: 100px;
  margin-bottom: 100px;
}


/* -----------------
 * Content format
 *--------------- */
.post-content,
.comment-content {
  line-height: 1.5;
  word-wrap: break-word;
}

.post-content h2,
.comment-content h2 {
  font-size: 1.28571em;
}

.post-content img,
.comment-content img,
.post-content video,
.comment-content video {
  /* max-width: 80%; */
  max-width: 560px;
}

.post-content a img,
.comment-content a img {
  background: #FFF;
  position: relative;
  bottom: -4px;
  /* hidden img parent link border  */
}

.post-content hr,
.comment-content hr {
  margin: 2em auto;
  width: 100px;
  border: 1px solid #E9E9E9;
  border-width: 2px 0 0 0;
}


/* -----------------
 * Misc
 *--------------- */
.aligncenter,
div.aligncenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.alignleft {
  float: left;
}

.alignright {
  float: right;
}

img.alignleft {
  margin: 0 15px 0 0;
}

img.alignright {
  margin: 0 0 0 15px;
}


/* -----------------
 * Responsive
 *--------------- */
@media (max-width: 767px) {
  body {
    font-size: 81.25%;
  }

  #nav-menu a {
    float: none;
    display: inline-block;
    margin: 0 -2px;
  }
}

@media (max-width: 768px) {

  #header,
  .post-title,
  .post-meta {
    text-align: center;
  }
}

@media (min-width: 992px) {}

@media (min-width: 1200px) {
  .container {
    max-width: 1162px;
  }
}


/*
* Hide from both screenreaders and browsers: h5bp.com/u
*/
.hidden {
  display: none !important;
  visibility: hidden;
}

/*
* Hide only visually, but have it available for screenreaders: h5bp.com/v
*/
.sr-only {
  border: 0;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}

/*
* Extends the .sr-only class to allow the element to be focusable
* when navigated to via the keyboard: h5bp.com/p
*/
.sr-only.focusable:active,
.sr-only.focusable:focus {
  clip: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  position: static;
  width: auto;
}

/*
* Hide visually and from screenreaders, but maintain layout
*/
.invisible {
  visibility: hidden;
}

/* ------------------
 * 悬浮头部
 * --------------- */
.sticky-header {
  /* max-width: 1162px; */
  background-color: #fff;
  border-bottom: 1px solid #ddd;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
  transition: all .3s ease;
  /* width: 100%; */
  height: 60px;
  z-index: 1001;
}

.navbar {
  max-width: 1162px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 32px;
}

.logo {
  font-size: 20px;
  font-weight: bold;
  color: #333;
  text-decoration: none;
  white-space: nowrap;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding-top: 10px;
  gap: 20px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 10px 16px;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
  border-radius: 40px;
  transition: var(--transition);
  font-size: 0.95rem;
}

.nav-link:hover {
  background: var(--gray-light);
  color: var(--accent);
}

/* 下拉菜单 */
.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #fff;
  border: 1px solid #ddd;
  min-width: 160px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

.dropdown a {
  display: block;
  padding: 10px 16px;
  color: #333;
  text-decoration: none;
  white-space: nowrap;
}

.dropdown a:hover {
  background-color: #f5f5f5;
}

.nav-item:hover .dropdown {
  display: block;
}

/* 搜索框 */
.search-input {
  width: 280px;
  height: 36px;
  border-radius: 6px;
  border: 1px solid #ddd;
  padding: 0 12px;
  font-size: 14px;
  outline: none;
}

/* 汉堡按钮 */
.menu-toggle {
  display: none;
  font-size: 24px;
  background: none;
  border: none;
  cursor: pointer;
}

/* 移动端适配 */
@media (max-width: 768px) {

  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-left {
    width: 100%;
    justify-content: space-between;
  }

  .nav-menu {
    flex-direction: column;
    width: 100%;
    display: none;
    gap: 0;
    background-color: #fff;
  }


  .nav-menu.active {
    display: flex;
  }

  .search-input {
    width: 100%;
    margin-top: 8px;
  }

  .menu-toggle {
    display: block;
  }
}

/* ------------------
 * Footer
 * --------------- */

/* 容器基础 */
.sep-footer {
  background-color: #2f2f2f;
  width: 100%;
  color: #999;
  font-family: 'Microsoft Yahei', sans-serif;
  /* padding: 40px 0 20px; */
}

.sep-container {
  /* background-color: #2f2f2f; */
  max-width: 1162px;
  margin: 0 auto;
  padding: 20px;
}

/* flex 基础 */
.flex {
  display: flex;
  flex-wrap: wrap;
}

/* 底部栏目 */
.items {
  gap: 40px;
  justify-content: space-between;
}

.item {
  flex: 1 1 160px;
  min-width: 160px;
  margin-bottom: 24px;
}

.item-title {
  font-weight: bold;
  margin-bottom: 12px;
  font-size: 16px;
}

.item-title a {
  color: #666;
  text-decoration: none;
}

.item-title a:hover {
  text-decoration: underline;
}

ul {
  padding-left: 0;
  list-style: none;
  margin: 0;
}

ul li {
  margin-bottom: 8px;
}

ul li a {
  color: #666;
  text-decoration: none;
}

ul li a:hover {
  color: #0078d7;
  text-decoration: underline;
}

/* 版权区域 */
.copyright {
  /* border-top: 1px solid #ddd; */
  /* padding-top: 16px; */
  font-size: 14px;
  /* color: #666; */
  justify-content: space-between;
  align-items: center;
}

.copyright .first,
.copyright .second,
.copyright {
  margin-bottom: 15px;
}

.copyright .first a {
  color: #666;
  text-decoration: none;
}

.copyright .first a:hover {
  color: #0078d7;
  text-decoration: underline;
}

.copyright .second span {
  margin-right: 16px;
}

.copyright .second a {
  color: #666;
  text-decoration: none;
}

.copyright .second a:hover {
  color: #0078d7;
  text-decoration: underline;
}

/* 语言切换 */
.language {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
  padding: 6px 6px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 14px;
  background: #fff;
  transition: all 0.2s;
  box-sizing: border-box;
  margin-top: 10px;
  margin-left: 2px;
  margin-bottom: 12px;
}

.language span {
  flex-grow: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.language .arrow {
  margin-left: 8px;
  font-size: 12px;
  color: #666;
  pointer-events: none;
}

.language:hover {
  background: #f5f5f5;
}

.language .box {
  display: none;
  position: absolute;
  top: 36px;
  left: 0;
  background: #fff;
  padding: 8px 0;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  z-index: 999;
  min-width: 130px;
}

.language .title {
  display: block;
  padding: 8px 16px;
  color: #333;
  text-decoration: none;
}

.language .title:hover {
  background-color: #f0f0f0;
}


/* 响应式：底部栏目换行 */
@media (max-width: 768px) {
  .items {
    gap: 24px;
    justify-content: center;
  }

  .item {
    flex: 1 1 45%;
    min-width: auto;
  }

  .copyright {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .copyright .second {
    order: 3;
  }

  .copyright .language {
    order: 2;
  }
}

/* ========== 全局重置与变量 ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: #ffffff;
  color: #1e293b;
  line-height: 1.5;
  scroll-behavior: smooth;
}

:root {
  --primary: #0f2b3d;
  --primary-dark: #0a1e2c;
  --accent: #00a8c6;
  --accent-glow: #00b4d8;
  --gray-light: #f8fafc;
  --gray-border: #e2e8f0;
  --text-dark: #0f172a;
  --text-muted: #475569;
  --shadow-sm: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
  --transition: all 0.25s ease;
}

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

/* 按钮样式 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-weight: 600;
  border-radius: 40px;
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  font-size: 0.95rem;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 2px 5px rgba(0, 168, 198, 0.2);
}

.btn-primary:hover {
  background: #0096b0;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -5px rgba(0, 168, 198, 0.4);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: white;
}

/* ========== 头部导航 ========== */
header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 0;
  gap: 20px;
  flex-wrap: wrap;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 24px;
}

#logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.5px;
  color: var(--primary);
}

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

.logo-text {
  background: linear-gradient(135deg, #0f2b3d 0%, #00a8c6 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

/* 桌面菜单 */
.nav-menu {
  display: flex;
  list-style: none;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 10px 16px;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
  border-radius: 40px;
  transition: var(--transition);
  font-size: 0.95rem;
}

.nav-link:hover {
  background: var(--gray-light);
  color: var(--accent);
}

/* 下拉菜单 (桌面) */
.dropdown {
  position: absolute;
  top: 45px;
  left: 0;
  background: white;
  min-width: 260px;
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  padding: 12px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s;
  z-index: 100;
  border: 1px solid var(--gray-border);
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown a {
  display: block;
  padding: 8px 20px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: 0.2s;
}

.dropdown a:hover {
  background: var(--gray-light);
  color: var(--accent);
  padding-left: 26px;
}

/* 搜索框 */
.site-search {
  display: flex;
  align-items: center;
}

.site-search form {
  display: flex;
  background: var(--gray-light);
  border-radius: 48px;
  padding: 4px 8px;
  border: 1px solid var(--gray-border);
}

.site-search input {
  border: none;
  background: transparent;
  padding: 8px 12px;
  font-size: 0.85rem;
  width: 180px;
  outline: none;
}

.site-search button {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 0 8px;
}

/* 汉堡菜单 */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--primary);
}

/* 移动端适配 */
@media (max-width: 1024px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 80%;
    height: calc(100vh - 70px);
    background: white;
    flex-direction: column;
    padding: 30px 24px;
    gap: 12px;
    box-shadow: 2px 0 20px rgba(0, 0, 0, 0.1);
    transition: 0.3s;
    z-index: 999;
    overflow-y: auto;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    font-size: 1.1rem;
    padding: 12px 16px;
  }

  .dropdown {
    position: static;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding-left: 20px;
    display: none;
    background: #f9fafc;
    margin-top: 6px;
    border-radius: 16px;
  }

  .nav-item.open .dropdown {
    display: block;
  }

  .menu-toggle {
    display: block;
  }

  .site-search {
    display: none;
  }
}

/* Hero 区块 */
.hero {
  background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%);
  padding: 60px 0 80px;
  border-bottom: 1px solid var(--gray-border);
}

.hero-grid {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.hero-content {
  flex: 1;
}

.hero-badge {
  display: inline-block;
  background: rgba(0, 168, 198, 0.12);
  color: var(--accent);
  border-radius: 40px;
  padding: 4px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-content h1 {
  font-size: 3.0rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -1px;
  color: var(--primary);
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 90%;
  margin-bottom: 32px;
}

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

.hero-image {
  flex: 1;
  text-align: center;
}

.hero-image img {
  max-width: 100%;
  filter: drop-shadow(0 20px 25px -12px rgba(0, 0, 0, 0.15));
}

/* 通用章节 */
section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--primary);
}

.section-sub {
  text-align: center;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 48px;
  font-size: 1.05rem;
}

/* 产品分类卡片 */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.cat-card {
  background: white;
  border-radius: 32px;
  padding: 32px 20px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-sm);
}

.cat-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.cat-icon {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.cat-card h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.cat-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.cat-link {
  font-weight: 600;
  text-decoration: none;
  color: var(--accent);
}

/* 特色产品 */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.product-card {
  background: white;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--gray-border);
  transition: 0.25s;
}

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

.product-img {
  height: 200px;
  background: #eef2ff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--primary);
}

.product-info {
  padding: 20px;
}

.product-info h4 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.product-info p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* 解决方案 & 案例 */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}

.solution-item {
  background: var(--gray-light);
  border-radius: 24px;
  padding: 28px 20px;
  text-align: center;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: white;
  border-radius: 28px;
  padding: 20px;
  border: 1px solid var(--gray-border);
}

.news-item {
  border-bottom: 1px solid var(--gray-border);
  padding-bottom: 16px;
}

/* 联系区域 */
.contact-cta {
  background: var(--primary);
  color: white;
  border-radius: 48px;
  padding: 60px 48px;
  margin: 20px 0;
  text-align: center;
}

/* footer */
footer {
  background: #0a1e2c;
  color: #cbd5e1;
  padding: 48px 0 24px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 40px;
  margin-bottom: 48px;
}

.footer-item .item-title {
  font-weight: 700;
  color: white;
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.footer-item ul {
  list-style: none;
}

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

.footer-item a {
  color: #94a3b8;
  text-decoration: none;
  transition: 0.2s;
}

.footer-item a:hover {
  color: var(--accent);
}

.copyright {
  border-top: 1px solid #1e2f3d;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .contact-cta {
    padding: 40px 24px;
  }
}

/* ========================
 * 关于我们页面样式
 * ======================== */

/* 页面标题区 */
.page-header {
  background: linear-gradient(120deg, #e6f7ff 0%, #f0f9ff 100%);
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--gray-border);
  margin-bottom: 48px;
  margin-left: -10px;
  margin-right: -10px;
  padding-left: 10px;
  padding-right: 10px;
}

.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-title i {
  color: var(--accent);
  font-size: 2rem;
}

.page-sub {
  color: var(--text-muted);
  margin-top: 12px;
  max-width: 700px;
}

/* 公司简介内容 */
.about-section {
  display: flex;
  flex-wrap: wrap;
  gap: 48px;
  margin-bottom: 80px;
  background: var(--gray-light);
  border-radius: 32px;
  padding: 48px;
  border: 1px solid var(--gray-border);
}

.about-text {
  flex: 1.5;
}

.about-text p {
  margin-bottom: 1.2rem;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.about-stats {
  flex: 1;
  background: white;
  border-radius: 32px;
  padding: 32px;
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-sm);
}

.stat-item {
  text-align: center;
  margin-bottom: 28px;
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* 核心优势卡片 */
.core-values {
  margin-bottom: 80px;
}

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 48px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.value-card {
  background: white;
  border-radius: 28px;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-border);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.value-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.value-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.value-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* 发展历程时间线 */
.timeline-section {
  background: var(--gray-light);
  padding: 60px 0;
  border-radius: 48px;
  margin-bottom: 80px;
}

.timeline {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline-item {
  flex: 1;
  text-align: center;
  padding: 0 16px;
  position: relative;
}

.timeline-year {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 12px;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* 团队与文化 */
.culture-section {
  display: flex;
  flex-wrap: wrap;
  gap: 48px;
  margin-bottom: 60px;
  align-items: center;
}

.culture-text {
  flex: 1;
}

.culture-text h3 {
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.culture-text p {
  color: var(--text-muted);
  margin-bottom: 20px;
}

.culture-image {
  flex: 1;
  background: #e2e8f0;
  border-radius: 32px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}


.widget {
  background: var(--gray-light);
  border-radius: 24px;
  padding: 24px;
  margin-bottom: 32px;
  border: 1px solid var(--gray-border);
}

.widget-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 18px;
  padding-left: 12px;
  border-left: 4px solid var(--accent);
}

.widget-list {
  list-style: none;
}

.widget-list li {
  margin-bottom: 12px;
}

.widget-list a {
  text-decoration: none;
  color: var(--text-muted);
  transition: 0.2s;
  display: block;
  padding: 4px 0;
}

.widget-list a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

/* 响应式调整 */
@media (max-width: 768px) {
  .page-title {
    font-size: 1.8rem;
  }

  .about-section {
    flex-direction: column;
  }

  .timeline {
    flex-direction: column;
    gap: 28px;
  }

  .culture-section {
    flex-direction: column;
  }

  .culture-image {
    height: 200px;
  }
}

/* ============================================
   联系我们页面样式 (Contact Us Page Styles)
   ============================================ */

/* 联系内容双栏布局 */
.contact-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 48px;
  margin-bottom: 80px;
}

.contact-info {
  flex: 1;
  min-width: 260px;
}

.contact-form {
  flex: 1.2;
  min-width: 280px;
}

.info-card {
  background: var(--gray-light);
  border-radius: 32px;
  padding: 32px;
  border: 1px solid var(--gray-border);
  margin-bottom: 32px;
}

.info-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.info-detail {
  margin-bottom: 28px;
}

.info-detail i {
  width: 32px;
  color: var(--accent);
  font-size: 1.2rem;
}

.info-detail p {
  display: inline-block;
  margin-left: 8px;
  color: var(--text-muted);
}

.social-links {
  display: flex;
  gap: 20px;
  margin-top: 20px;
}

.social-links a {
  background: white;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.4rem;
  transition: var(--transition);
  border: 1px solid var(--gray-border);
  text-decoration: none;
}

.social-links a:hover {
  background: var(--accent);
  color: white;
  transform: translateY(-3px);
}

.map-placeholder {
  background: #e2e8f0;
  border-radius: 24px;
  overflow: hidden;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  border: 1px solid var(--gray-border);
}

/* 表单样式 */
.form-card {
  background: white;
  border-radius: 32px;
  padding: 32px;
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--gray-border);
  border-radius: 24px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: 0.2s;
  background: var(--gray-light);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 168, 198, 0.1);
}

.btn-submit {
  background: var(--accent);
  color: white;
  border: none;
  padding: 14px 28px;
  border-radius: 40px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
}

.btn-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

/* 联系我们页面响应式 */
@media (max-width: 768px) {
  .contact-wrapper {
    flex-direction: column;
  }
}

/* ============================================
   代理商页面样式 (Distributors Page Styles)
   ============================================ */

/* 代理商优势卡片 - 6项 */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.benefit-card {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 28px;
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.benefit-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.benefit-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.benefit-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

/* 申请表单区域 */
.apply-section {
  background: var(--gray-light);
  border-radius: 32px;
  padding: 40px;
  margin-bottom: 60px;
}

.apply-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 24px;
  position: relative;
  display: inline-block;
}

.apply-title:after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--gray-border);
  border-radius: 24px;
  font-family: inherit;
  font-size: 0.95rem;
  background: white;
  transition: 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 168, 198, 0.1);
}

.btn-submit {
  background: var(--accent);
  color: white;
  border: none;
  padding: 14px 32px;
  border-radius: 40px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-block;
}

.btn-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

/* 现有合作伙伴列表 */
.partners-section {
  margin-bottom: 60px;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 24px;
  position: relative;
  display: inline-block;
}

.section-title:after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.partner-item {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 24px;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.partner-item:hover {
  transform: translateX(4px);
  border-color: var(--accent);
}

.partner-name {
  font-weight: 600;
  color: var(--primary);
}

.partner-region {
  font-size: 0.8rem;
  color: var(--accent);
  background: rgba(0, 168, 198, 0.1);
  padding: 4px 12px;
  border-radius: 40px;
}

.widget {
  background: var(--gray-light);
  border-radius: 24px;
  padding: 24px;
  margin-bottom: 32px;
  border: 1px solid var(--gray-border);
}

.widget-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 18px;
  padding-left: 12px;
  border-left: 4px solid var(--accent);
}

.widget-list {
  list-style: none;
}

.widget-list li {
  margin-bottom: 12px;
}

.widget-list a {
  text-decoration: none;
  color: var(--text-muted);
  transition: 0.2s;
  display: block;
  padding: 4px 0;
}

.widget-list a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

/* 代理商页面响应式 */
@media (max-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-group.full-width {
    grid-column: span 1;
  }

  .apply-section {
    padding: 24px;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   问题中心页面样式 (FAQ Page Styles)
   ============================================ */

/* 分类标签 */
.faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--gray-border);
  padding-bottom: 16px;
}

.tab-btn {
  background: none;
  border: none;
  padding: 8px 20px;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 40px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-muted);
}

.tab-btn.active {
  background: var(--accent);
  color: white;
}

.tab-btn:hover:not(.active) {
  background: var(--gray-light);
  color: var(--accent);
}

/* FAQ折叠面板 */
.faq-section {
  margin-bottom: 60px;
}

.faq-category {
  display: none;
}

.faq-category.active-category {
  display: block;
}

.faq-item {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 24px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.05rem;
  background: white;
}

.faq-question i {
  color: var(--accent);
  transition: transform 0.2s;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 24px;
  color: var(--text-muted);
  border-top: 0 solid var(--gray-border);
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px 24px;
  border-top-width: 1px;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

/* 联系支持卡片 */
.contact-support {
  background: var(--gray-light);
  border-radius: 28px;
  padding: 32px;
  text-align: center;
  margin-top: 40px;
  border: 1px solid var(--gray-border);
}

.contact-support h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.contact-support p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.btn-contact {
  background: var(--accent);
  color: white;
  border: none;
  padding: 12px 28px;
  border-radius: 40px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: 0.2s;
}

.btn-contact:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

/* 问题中心页面响应式 */
@media (max-width: 768px) {
  .faq-question {
    font-size: 0.95rem;
    padding: 16px 20px;
  }

  .faq-tabs {
    justify-content: center;
  }
}

/* ============================================
   售后服务页面样式 (Support Page Styles)
   ============================================ */

/* 微信交流群卡片网格 */
.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 40px 0 24px;
  position: relative;
  display: inline-block;
}

.section-title:after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.groups-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
  margin-bottom: 60px;
}

.group-card {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 28px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.group-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.qr-image {
  background: var(--gray-light);
  padding: 20px;
  text-align: center;
  border-bottom: 1px solid var(--gray-border);
}

.qr-image img {
  max-width: 140px;
  height: auto;
  border-radius: 12px;
  cursor: pointer;
}

.group-info {
  padding: 20px;
}

.group-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.group-info p {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.4;
}

/* 售后服务政策区域 */
.policy-section {
  background: var(--gray-light);
  border-radius: 32px;
  padding: 40px;
  margin-bottom: 48px;
}

.policy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 30px;
  margin-top: 24px;
}

.policy-item {
  background: white;
  border-radius: 24px;
  padding: 24px;
  text-align: center;
  border: 1px solid var(--gray-border);
}

.policy-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.policy-item h4 {
  margin-bottom: 12px;
}

.policy-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 联系方式 */
.contact-support {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 32px;
  padding: 32px;
  margin-bottom: 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-item i {
  font-size: 2rem;
  color: var(--accent);
}

.contact-item div strong {
  display: block;
  font-size: 0.9rem;
}

.contact-item span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* 售后服务页面响应式 */
@media (max-width: 768px) {
  .groups-grid {
    grid-template-columns: 1fr;
  }

  .contact-support {
    flex-direction: column;
    gap: 20px;
  }

  .policy-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   下载中心页面样式 (Download Page Styles)
   ============================================ */

/* 分类标签 */
.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--gray-border);
  padding-bottom: 16px;
}

.tab-btn {
  background: none;
  border: none;
  padding: 8px 20px;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 40px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-muted);
}

.tab-btn.active {
  background: var(--accent);
  color: white;
}

.tab-btn:hover:not(.active) {
  background: var(--gray-light);
  color: var(--accent);
}

/* 下载卡片网格 */
.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
  margin-bottom: 60px;
}

.download-card {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 28px;
  padding: 24px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.download-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.download-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.download-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.download-card p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 16px;
  line-height: 1.4;
}

.download-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--gray-border);
  padding-top: 16px;
  margin-top: 8px;
}

.btn-download {
  background: var(--accent);
  color: white;
  border: none;
  padding: 8px 20px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.8rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: 0.2s;
}

.btn-download:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

/* 下载中心页面响应式 */
@media (max-width: 768px) {
  .download-grid {
    grid-template-columns: 1fr;
  }

  .category-tabs {
    justify-content: center;
  }

  .download-meta {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
}

/* ============================================
   技术能力页面样式 (Technical Page Styles)
   ============================================ */

/* 核心技术卡片网格 */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.tech-card {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 28px;
  padding: 32px 24px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.tech-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.tech-icon {
  font-size: 2.8rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.tech-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.tech-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* 研发实力与资质 */
.strength-section {
  background: var(--gray-light);
  border-radius: 32px;
  padding: 48px 40px;
  margin-bottom: 60px;
}

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 40px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 30px;
  text-align: center;
  margin-bottom: 48px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.patent-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
}

.patent-badge {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 40px;
  padding: 8px 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 研发流程 */
.process-section {
  margin-bottom: 60px;
}

.process-steps {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  margin-top: 32px;
}

.process-step {
  flex: 1;
  min-width: 150px;
  text-align: center;
  padding: 20px;
  background: white;
  border-radius: 24px;
  border: 1px solid var(--gray-border);
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--accent);
  color: white;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.process-step h4 {
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 团队介绍 */
.team-section {
  margin-bottom: 60px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 30px;
  margin-top: 32px;
}

.team-card {
  text-align: center;
  background: white;
  border-radius: 28px;
  padding: 28px 20px;
  border: 1px solid var(--gray-border);
  transition: var(--transition);
}

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

.team-avatar {
  width: 100px;
  height: 100px;
  background: var(--gray-light);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 2.5rem;
  color: var(--accent);
}

.team-card h4 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.team-title {
  color: var(--accent);
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.team-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 技术能力页面响应式 */
@media (max-width: 768px) {
  .strength-section {
    padding: 32px 24px;
  }

  .process-steps {
    flex-direction: column;
  }

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

  .patent-list {
    justify-content: flex-start;
  }

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

/* ========== 校内竞赛页面样式 ========== */
/* 方案概述 */
.overview-section {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 60px;
  align-items: center;
}

.overview-text {
  flex: 1.5;
}

.overview-text h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.overview-text p {
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

.overview-image {
  flex: 1;
  background: linear-gradient(135deg, #e0f2fe 0%, #fce7f3 100%);
  border-radius: 32px;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--accent);
}

/* 竞赛项目卡片 */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.event-card {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 28px;
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.event-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.event-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.event-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.event-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* 推荐产品 */
.products-showcase {
  background: var(--gray-light);
  border-radius: 32px;
  padding: 48px 40px;
  margin-bottom: 60px;
}

.product-row {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
  margin-top: 32px;
}

.product-card {
  background: white;
  border-radius: 24px;
  padding: 24px;
  text-align: center;
  width: 260px;
  border: 1px solid var(--gray-border);
}

.product-card i {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.product-card h4 {
  margin-bottom: 8px;
}

.product-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 合作院校 */
.partners-section {
  margin-bottom: 60px;
}

.partners-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  margin-top: 32px;
}

.partner-badge {
  background: white;
  border: 1px solid var(--gray-border);
  border-radius: 40px;
  padding: 10px 24px;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: 0.2s;
}

.partner-badge:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* 报名咨询 CTA */
.cta-section {
  background: var(--primary);
  color: white;
  border-radius: 32px;
  padding: 48px 40px;
  text-align: center;
  margin-bottom: 60px;
}

.cta-section h3 {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.cta-section p {
  max-width: 600px;
  margin: 0 auto 24px;
  opacity: 0.9;
}

.btn-cta {
  background: var(--accent);
  color: white;
  border: none;
  padding: 12px 32px;
  border-radius: 40px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: 0.2s;
}

.btn-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

/* 校内竞赛页面响应式 */
@media (max-width: 768px) {
  .overview-section {
    flex-direction: column;
  }

  .overview-image {
    height: 200px;
    font-size: 3rem;
  }

  .products-showcase {
    padding: 32px 24px;
  }

  .product-card {
    width: 100%;
  }

  .cta-section {
    padding: 32px 24px;
  }
}

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

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