/**
 * 公共样式 - 克莱因蓝色主题
 * 主要颜色: #0f1d42 (Klein Blue)
 * 背景色: #F8FAFC (浅灰白)
 */

:root {
  /* 主色调 - 深蓝色 */
  --primary: #0f1d42;
  --primary-light: #1a3a7a;
  --primary-dark: #0a1229;
  --primary-hover: #0a1229;

  /* 按钮专用深色 */
  --btn-bg: #080d1f;

  /* 辅助色 */
  --secondary: #0F172A;

  /* 背景色 */
  --bg-main: #F8FAFC;
  --bg-white: #FFFFFF;
  --bg-light: #E6F0FF;

  /* 文字颜色 */
  --text-primary: #0F172A;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;

  /* 边框颜色 */
  --border-light: #E2E8F0;
  --border-medium: #CBD5E1;

  /* 状态色 */
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --info: #3B82F6;

  /* QQ蓝 */
  --qq-blue: #12B7F5;
}

/* ==================== 强制覆盖所有硬编码颜色 ==================== */

/* 覆盖所有 #0f1d42 硬编码颜色 */
.text-\[\#0f1d42\],
.text-primary {
  /*color: var(--primary) !important;*/
}

.text-\[\#0f1d42\]:hover,
.hover\:text-\[\#0f1d42\]:hover {
  color: var(--primary-hover) !important;
}

.bg-\[\#0f1d42\],
.bg-\[\#E6F0FF\],
.bg-primary,
.\!bg-\[\#0f1d42\] {
  background-color: var(--primary) !important;
}
.bg-\[\#E6F0FF\] {
  background-color: var(--bg-light) !important;
}

.border-\[\#0f1d42\],
.border-\[\#0f1d42\]\/30,
.border-primary {
  border-color: var(--primary) !important;
}

.hover\:border-\[\#0f1d42\]\/30:hover {
  border-color: rgba(15, 29, 66, 0.3) !important;
}

.hover\:bg-\[\#0f1d42\]:hover,
.hover\:bg-\[\#0f1d42\]\/90:hover {
  background-color: var(--primary-hover) !important;
}

.hover\:text-\[\#0f1d42\]:hover,
.hover\:text-\[\#002085\]:hover {
  color: var(--primary-hover) !important;
}

/* 渐变背景 */
.bg-gradient-to-br,
.bg-gradient-to-r {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%) !important;
}

/* 覆盖 blockquote 边框 */
.article-content blockquote {
  border-left-color: var(--primary) !important;
}

/* 覆盖链接颜色 */
.article-content a {
  color: var(--primary) !important;
}

/* 覆盖阴影颜色 */
.shadow-lg,
.shadow-sm {
  box-shadow: 0 8px 24px rgba(15, 29, 66, 0.15) !important;
}

/* 覆盖阴影 - hover状态 */
.hover\:shadow-md:hover {
  box-shadow: 0 6px 20px rgba(15, 29, 66, 0.2) !important;
}

/* 导航链接下划线动画 */
.nav-link::after {
  background: var(--primary) !important;
}

/* 按钮渐变 */
button[class*="bg-gradient"],
a[class*="bg-gradient"] {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%) !important;
}

/* 语言切换激活状态 */
.lang-part.active {
  color: var(--primary) !important;
}

/* 语言按钮激活 */
.lang-btn.active,
.mobile-lang-btn.active {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%) !important;
}

/* 卡片hover */
.card:hover {
  box-shadow: 0 8px 24px rgba(15, 29, 66, 0.12) !important;
}

/* ==================== 基础样式 ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  line-height: 1.6;
  min-height: 100vh;
}

/* ==================== 面包屑导航 ==================== */
.breadcrumb {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.3s;
}

.breadcrumb a:hover {
  color: #fff;
}

.breadcrumb .breadcrumb-current {
  color: #fff;
  font-weight: 500;
}

.breadcrumb svg {
  color: rgba(255, 255, 255, 0.6);
}

/* ==================== 浮动面板 ==================== */
.float-panel {
  position: fixed;
  top: 50%;
  right:0;
  transform: translateY(-50%);
  z-index: 100;
}

.float-item {
  width: 60px;
  height: 60px;
  background: #fff;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
  margin-bottom: 10px;
  transition: all 0.3s;
}

.float-item:hover {
  background: var(--primary);
  color: #fff;
}

/* ==================== 移动端菜单 ==================== */
.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: -300px;
  width: 300px;
  height: 100%;
  background: #fff;
  z-index: 999;
  transition: left 0.3s ease;
  overflow-y: auto;
}

.mobile-menu.active {
  left: 0 !important;
  transform: none !important;
}

/* ==================== 卡片样式 ==================== */
.card {
  background: #fff;
  border: 1px solid var(--border-light);
  transition: all 0.3s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

/* 产品卡片 */
.product-card {
  position: relative;
  overflow: hidden;
}

.product-card img {
  transition: transform 0.5s;
}

.product-card:hover img {
  transform: scale(1.1);
}

/* ==================== 按钮样式 ==================== */
.btn-primary {
  background-color: var(--btn-bg);
  color: #fff;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  transition: all 0.3s;
}

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

.btn-outline-primary {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  transition: all 0.3s;
}

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

/* ==================== 链接样式 ==================== */
/* 只对普通链接（非导航、非按钮）设置颜色 */
a:not(.nav-link):not([class*="btn"]):not(.float-item) {
  text-decoration: none;
  transition: color 0.3s;
}

a:not(.nav-link):not([class*="btn"]):not(.float-item):hover {
}

/* ==================== 标签样式 ==================== */
.tag {
  display: inline-block;
  padding: 0.25em 0.75em;
  background: var(--bg-light);
  color: var(--primary);
  border-radius: 0;
  font-size: 0.875em;
  margin-right: 0.5em;
  margin-bottom: 0.5em;
  transition: all 0.3s;
}

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

/* ==================== 表格样式 ==================== */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  border: 1px solid var(--border-light);
  padding: 12px 16px;
  text-align: left;
}

.table th {
  background: var(--bg-main);
  font-weight: 600;
  color: var(--text-primary);
}

.table tr:hover {
  background: var(--bg-main);
}

/* ==================== 表单样式 ==================== */
.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-light);
  border-radius: 0;
  transition: all 0.3s;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 29, 66, 0.1);
}

.form-select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-light);
  border-radius: 0;
  background: #fff;
  transition: all 0.3s;
}

.form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 29, 66, 0.1);
}

/* ==================== 间距工具类 ==================== */
.section {
  padding: 4rem 0;
}

.section-white {
  background: var(--bg-white);
}

.section-light {
  background: var(--bg-main);
}

/* ==================== 文字工具类 ==================== */
.text-primary {
  color: var(--primary);
}

.text-secondary {
  color: var(--text-secondary);
}

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

.bg-primary-light {
  background-color: var(--bg-light);
}

/* ==================== 边框工具类 ==================== */
.border-primary {
  border-color: var(--primary);
}

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

/* ==================== 滚动条样式 ==================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-main);
}

::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}