/* ============================================
   手卓信息科技 - 全局共享样式
   深邃暗蓝科技主题 Dark Tech Theme
   主色 #0F1A36 · 光蓝 #3377FF
   ============================================ */

:root {
  --bg-deep: #0A1128;
  --bg-base: #0F1A36;
  --bg-card: rgba(21, 34, 66, 0.72);
  --bg-card-solid: #141F3D;
  --accent: #3377FF;
  --accent-light: #66A3FF;
  --accent-deep: #1B4DD8;
  --line: rgba(51, 119, 255, 0.14);
  --line-strong: rgba(51, 119, 255, 0.38);
  --text-primary: #FFFFFF;
  --text-secondary: #A9B6D3;
  --text-muted: #74839F;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--text-secondary);
  background-color: var(--bg-deep);
  background-image:
    radial-gradient(ellipse 80% 60% at 20% -10%, rgba(38, 66, 128, 0.55) 0%, transparent 60%),
    radial-gradient(ellipse 70% 50% at 85% 15%, rgba(27, 77, 216, 0.22) 0%, transparent 55%),
    linear-gradient(180deg, #0C1530 0%, #0F1A36 40%, #0A1128 100%);
  background-attachment: fixed;
  line-height: 1.6;
  position: relative;
}

/* 细微网格像素暗纹（固定，随内容透出） */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(51, 119, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(51, 119, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0.35) 60%, rgba(0,0,0,0.7));
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0.35) 60%, rgba(0,0,0,0.7));
}

/* 低亮度星空肌理 */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 12% 22%, rgba(255,255,255,0.55) 50%, transparent 51%),
    radial-gradient(1px 1px at 28% 68%, rgba(163,196,255,0.4) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 44% 12%, rgba(255,255,255,0.35) 50%, transparent 51%),
    radial-gradient(1px 1px at 58% 46%, rgba(163,196,255,0.45) 50%, transparent 51%),
    radial-gradient(1px 1px at 71% 80%, rgba(255,255,255,0.3) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 83% 28%, rgba(163,196,255,0.5) 50%, transparent 51%),
    radial-gradient(1px 1px at 92% 62%, rgba(255,255,255,0.4) 50%, transparent 51%),
    radial-gradient(1px 1px at 6% 88%, rgba(163,196,255,0.35) 50%, transparent 51%);
  background-size: 900px 700px;
  opacity: 0.5;
}

/* 内容层置于纹理之上 */
body > * {
  position: relative;
  z-index: 1;
}

/* ========== 导航栏 ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 17, 40, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s, background 0.3s;
}

.navbar.scrolled {
  background: rgba(10, 17, 40, 0.95);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
}

.nav-link {
  position: relative;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s;
  padding: 0.5rem 1rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.nav-link:hover,
.nav-link.active {
  color: #FFFFFF;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  box-shadow: 0 0 8px rgba(51, 119, 255, 0.8);
  transition: transform 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* 导航右侧：登录 / 免费试用 */
.btn-login {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  padding: 0.4rem 0.6rem;
  transition: color 0.3s;
}

.btn-login:hover {
  color: #fff;
}

.btn-trial {
  display: inline-block;
  background: linear-gradient(135deg, #3377FF 0%, #1B4DD8 100%);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.5rem 1.4rem;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(51, 119, 255, 0.35);
  transition: all 0.3s;
}

.btn-trial:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(51, 119, 255, 0.55);
}

/* 下拉子菜单 */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(16, 27, 55, 0.98);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55);
  min-width: 170px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s;
  z-index: 100;
  padding: 0.5rem 0;
  backdrop-filter: blur(12px);
}

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

.nav-dropdown-menu a {
  display: block;
  padding: 0.6rem 1.2rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s;
}

.nav-dropdown-menu a:hover {
  background: rgba(51, 119, 255, 0.12);
  color: var(--accent-light);
}

/* 移动端菜单 */
.mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.mobile-menu.open {
  max-height: 600px;
}

/* ========== 卡片样式 ========== */
.card {
  background: linear-gradient(180deg, rgba(29, 46, 89, 0.55) 0%, rgba(17, 28, 58, 0.85) 100%);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  backdrop-filter: blur(6px);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.5), 0 0 30px rgba(51, 119, 255, 0.12);
}

/* ========== 按钮样式 ========== */
.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, #3377FF 0%, #1B4DD8 100%);
  color: #fff;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(51, 119, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(51, 119, 255, 0.55);
}

.btn-outline {
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #E6ECFA;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.04);
  text-decoration: none;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: #fff;
  background: rgba(51, 119, 255, 0.12);
  box-shadow: 0 0 24px rgba(51, 119, 255, 0.25);
  transform: translateY(-2px);
}

/* ========== 章节标题 ========== */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: #FFFFFF;
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 3rem;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 2px;
  margin: 0.75rem auto 0;
  box-shadow: 0 0 12px rgba(51, 119, 255, 0.6);
}

/* ========== Banner 动画 ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fadeinup {
  animation: fadeInUp 0.8s ease forwards;
}

/* ========== Logo 轮播 ========== */
.logo-track {
  display: flex;
  animation: scrollLogos 30s linear infinite;
}

.logo-track:hover {
  animation-play-state: paused;
}

@keyframes scrollLogos {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ========== 合作客户 Logo 卡片 ========== */
.client-logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  min-width: 120px;
}

.client-logo-img {
  height: 80px;
  width: auto;
  min-width: 80px;
  border-radius: 12px;
  overflow: hidden;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              box-shadow 0.35s ease;
  cursor: pointer;
}

.client-logo-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.35s ease;
}

.client-logo-item:hover .client-logo-img {
  transform: translateY(-6px) scale(1.08);
  box-shadow: 0 12px 28px rgba(51, 119, 255, 0.18), 0 4px 10px rgba(0, 0, 0, 0.06);
}

.client-logo-item:hover .client-logo-img img {
  transform: scale(1.05);
}

.client-logo-name {
  font-size: 0.8rem;
  color: #9ca3af;
  text-align: center;
  white-space: nowrap;
  transition: color 0.3s ease;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.client-logo-item:hover .client-logo-name {
  color: #3377FF;
}

/* ========== 资质证书轮播 ========== */
.zs-carousel-wrapper {
  position: relative;
  padding: 0 48px;
}

.zs-carousel-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 8px 0;
  margin: 0;
  list-style: none;
}

.zs-carousel-track::-webkit-scrollbar {
  display: none;
}

.zs-carousel-card {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  padding: 12px;
}

.zs-carousel-img {
  height: 200px;
  width: auto;
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.zs-carousel-img img {
  height: 100%;
  width: auto;
  display: block;
  border-radius: 12px;
}

.zs-carousel-card:hover .zs-carousel-img {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(51, 119, 255, 0.2);
}

.zs-carousel-name {
  font-size: 1rem;
  color: #fff;
  font-weight: 500;
  text-align: center;
  line-height: 1.5;

  padding: 0 12px;

}

.zs-carousel-btn {
  position: absolute;
  top: 40%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #e5e7eb;
  color: #374151;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  z-index: 10;
}

.zs-carousel-btn:hover {
  background: #3377FF;
  color: #fff;
  border-color: #3377FF;
  box-shadow: 0 4px 16px rgba(51, 119, 255, 0.3);
}

.zs-carousel-btn:active {
  transform: translateY(-50%) scale(0.93);
}

.zs-carousel-prev {
  left: 0;
}

.zs-carousel-next {
  right: 0;
}

/* ========== 证书灯箱 ========== */
.zs-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 100000;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.zs-lightbox.open {
  display: flex;
}

.zs-lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.zs-lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.zs-lightbox-close:hover {
  background: rgba(255,255,255,0.3);
}

.zs-carousel-prev {
  left: 0;
}

.zs-carousel-next {
  right: 0;
}

/* ========== 滚动渐入 ========== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========== 数据数字高亮 ========== */
.highlight-num {
  color: var(--accent-light);
  font-weight: 700;
}

/* ========== 架构流程图 ========== */
.arch-layer {
  background: rgba(18, 30, 60, 0.6);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s;
  position: relative;
}

.arch-layer:hover {
  border-color: var(--line-strong);
  box-shadow: 0 8px 30px rgba(51, 119, 255, 0.15);
}

.arch-arrow {
  font-size: 1.5rem;
  color: var(--accent);
  text-align: center;
  opacity: 0.7;
}

/* ========== 右侧悬浮工具栏 ========== */
.side-tools {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.side-tool-item {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(21, 34, 66, 0.9);
  border: 1px solid var(--line);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
  color: var(--accent-light);
  font-size: 1.2rem;
  text-decoration: none;
  backdrop-filter: blur(8px);
}

.side-tool-item:hover {
  background: linear-gradient(135deg, #3377FF 0%, #1B4DD8 100%);
  border-color: transparent;
  color: #fff;
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(51, 119, 255, 0.5);
}

.side-tool-item .tooltip {
  position: absolute;
  right: 60px;
  background: rgba(16, 27, 55, 0.98);
  border: 1px solid var(--line);
  color: #E6ECFA;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.side-tool-item:hover .tooltip {
  opacity: 1;
}

.side-tool-item .qr-popup {
  position: absolute;
  right: 48px;
  bottom: 60%;
  transform: translateY(55%);
  width: auto;
  min-width: 160px;
  background: rgba(16, 27, 55, 0.98);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
  padding: 10px;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

/* 透明桥接：填补图标与弹窗之间的空隙，防止 hover 断开 */
.side-tool-item::before {
  content: '';
  position: absolute;
  right: 48px;
  top: 0;
  bottom: 0;
  width: 30px;
  z-index: 5;
  pointer-events: auto;
}

.side-tool-item:hover .qr-popup {
  opacity: 1;
  pointer-events: auto;
}

/* ========== 统计数字 ========== */
.stat-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent-light);
  line-height: 1.2;
  text-shadow: 0 0 24px rgba(51, 119, 255, 0.4);
}

/* ========== 数据看板卡片 ========== */
.dashboard-card {
  background: rgba(18, 30, 60, 0.7);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  border-left: 3px solid var(--accent);
}

/* ========== 对比表格 ========== */
.compare-table {
  width: 100%;
  border-collapse: collapse;
}

.compare-table thead th {
  background: linear-gradient(135deg, #2255CC 0%, #1B4DD8 100%);
  color: #fff;
  padding: 1rem;
  font-weight: 600;
}

.compare-table tbody td {
  padding: 1rem;
  text-align: center;
  border-bottom: 1px solid rgba(51, 119, 255, 0.1);
  color: var(--text-secondary);
}

.compare-table tbody tr:hover {
  background: rgba(51, 119, 255, 0.06);
}

/* ========== 页脚 ========== */
.footer {
  background: rgba(7, 12, 28, 0.85);
  border-top: 1px solid var(--line);
  color: var(--text-secondary);
}

/* ========== 页面顶部间距（补偿固定导航栏） ========== */
.page-header-spacer {
  padding-top: 80px;
}

/* ========== 内页 Banner ========== */
.inner-banner {
  position: relative;
  background:
    radial-gradient(ellipse 60% 100% at 50% 0%, rgba(51, 119, 255, 0.22) 0%, transparent 70%),
    linear-gradient(180deg, #101E42 0%, #0F1A36 100%);
  border-bottom: 1px solid var(--line);
  padding: 130px 0 60px;
  text-align: center;
  color: #fff;
}

.inner-banner h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.inner-banner p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  opacity: 0.9;
}

/* ========== 面包屑 ========== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 1rem 0;
}

.breadcrumb a {
  color: var(--accent-light);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

/* ========== 产品子菜单 ========== */
.sub-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2rem;
}

.sub-nav a {
  padding: 0.5rem 1.2rem;
  border-radius: 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  border: 1px solid transparent;
  transition: all 0.3s;
}

.sub-nav a:hover,
.sub-nav a.active {
  background: rgba(51, 119, 255, 0.15);
  border-color: var(--line-strong);
  color: #fff;
}

/* ========== 新闻卡片 ========== */
.news-card {
  display: block;
  background: linear-gradient(180deg, rgba(29, 46, 89, 0.55) 0%, rgba(17, 28, 58, 0.85) 100%);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.news-card:hover {
  transform: translateY(-3px);
  border-color: rgba(51, 119, 255, 0.45);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.5);
}

.news-card-img {
  position: relative;
  height: 190px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(51, 119, 255, 0.1), rgba(27, 77, 216, 0.04));
}

.news-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.news-card:hover .news-card-img img {
  transform: scale(1.12);
}

.news-card-img-empty {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  color: rgba(255, 255, 255, 0.15);
  transition: transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.news-card:hover .news-card-img-empty {
  transform: scale(1.12);
}

.news-card-body {
  padding: 1.15rem 1.25rem 1.3rem;
}

.news-card-title {
  color: #E2E8F0;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 0.65rem;
  transition: color 0.25s;
  letter-spacing: 0.01em;
}

.news-card:hover .news-card-title {
  color: #66A3FF;
}

.news-card-date {
  display: block;
  color: rgba(255, 255, 255, 0.28);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

/* ========== 新闻详情文章内容 ========== */
.article-content {
  color: #E2E8F0;
  line-height: 1.9;
  font-size: 1.05rem;
}

.article-content p {
  margin-bottom: 1.25rem;
}

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 1.5rem 0;
}

.article-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin: 1.75rem 0 0.75rem;
}

.article-content a {
  color: #66A3FF;
  text-decoration: underline;
}

.article-content a:hover {
  color: #99BBFF;
}

.article-content ul, .article-content ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.article-content li {
  margin-bottom: 0.5rem;
}

.article-content blockquote {
  border-left: 4px solid #3377FF;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  background: rgba(51, 119, 255, 0.08);
  border-radius: 0 8px 8px 0;
  color: rgba(255,255,255,0.7);
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.article-content th, .article-content td {
  border: 1px solid rgba(255,255,255,0.12);
  padding: 0.75rem 1rem;
  text-align: left;
}

.article-content th {
  background: rgba(51, 119, 255, 0.15);
  color: #fff;
  font-weight: 600;
}

/* ============================================
   Tailwind 工具类深色主题覆盖
   （将原亮色工具类映射到暗蓝主题）
   ============================================ */

/* --- 背景 --- */
.bg-white { background-color: rgba(21, 34, 66, 0.5) !important; }
.bg-gray-50 { background-color: rgba(10, 17, 40, 0.45) !important; }
.bg-gray-100 { background-color: rgba(30, 46, 88, 0.6) !important; }
.bg-gray-200 { background-color: #1E2C52 !important; }
.bg-blue-50 { background-color: rgba(51, 119, 255, 0.1) !important; }
.bg-blue-50\/50 { background-color: rgba(51, 119, 255, 0.06) !important; }
.bg-blue-100 { background-color: rgba(51, 119, 255, 0.18) !important; }
.bg-red-50 { background-color: rgba(239, 68, 68, 0.1) !important; }
.bg-green-50 { background-color: rgba(34, 197, 94, 0.1) !important; }
.bg-orange-50 { background-color: rgba(249, 115, 22, 0.12) !important; }
.bg-purple-50 { background-color: rgba(168, 85, 247, 0.12) !important; }

/* 卡片内亮色小块（架构图芯片等） */
.card .bg-white,
.arch-layer .bg-white {
  background-color: rgba(15, 26, 54, 0.85) !important;
  border: 1px solid rgba(51, 119, 255, 0.12);
}

/* --- 文字 --- */
.text-gray-900 { color: #FFFFFF !important; }
.text-gray-800 { color: #EDF1FA !important; }
.text-gray-700 { color: #D5DDF0 !important; }
.text-gray-600 { color: #B6C2DE !important; }
.text-gray-500 { color: #93A1C2 !important; }
.text-gray-400 { color: #74839F !important; }
.text-gray-300 { color: #C6D0E6 !important; }

/* --- 边框 --- */
.border-gray-100 { border-color: rgba(51, 119, 255, 0.14) !important; }
.border-gray-200 { border-color: rgba(51, 119, 255, 0.16) !important; }
.border-gray-700 { border-color: rgba(51, 119, 255, 0.14) !important; }

/* --- hover 态 --- */
.hover\:bg-blue-50:hover { background-color: rgba(51, 119, 255, 0.12) !important; }
.hover\:bg-gray-50:hover { background-color: rgba(51, 119, 255, 0.08) !important; }

/* --- 阴影弱化（暗色下用深阴影） --- */
.shadow-sm { box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35) !important; }

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .section-title {
    font-size: 1.5rem;
  }
  .stat-num {
    font-size: 2rem;
  }
  .card {
    padding: 1.25rem;
  }
  .side-tools {
    right: 8px;
    gap: 6px;
  }
  .side-tool-item {
    width: 38px;
    height: 38px;
    font-size: 1rem;
    border-radius: 11px;
  }
  .inner-banner h1 {
    font-size: 1.8rem;
  }
  .inner-banner {
    padding: 110px 0 48px;
  }
}


/* ============================================
   账号登录 — 弹窗样式
   ============================================ */

.login-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.68);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 20px;
}

.login-modal-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.login-modal-overlay.hidden .login-modal-container {
  transform: scale(0.9);
  opacity: 0;
}

.login-modal-container {
  position: relative;
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
  background: rgba(18, 28, 66, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(54, 124, 255, 0.22);
  border-radius: 16px;
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.65),
    0 0 80px rgba(54, 124, 255, 0.08);
  padding: 38px 30px 32px;
  transform: scale(1);
  opacity: 1;
  transition: transform 0.35s cubic-bezier(0.22, 0.61, 0.36, 1), opacity 0.25s ease;
}

/* ---- 关闭按钮 ---- */
.login-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: #fff;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  z-index: 20;
  transition: all 0.3s ease;
}

.login-modal-close:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.35);
}

/* ---- 标题 ---- */
.login-modal-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.login-modal-desc {
  font-size: 0.82rem;
  color: #b8c8f0;
  line-height: 1.65;
  margin-bottom: 24px;
}

/* ---- 表单字段 ---- */
.login-modal-field {
  margin-bottom: 14px;
}

.login-modal-label {
  display: block;
  font-size: 0.84rem;
  color: #b8c8f0;
  margin-bottom: 5px;
  font-weight: 500;
}

.login-phone-row {
  display: flex;
  gap: 10px;
}

/* ---- 输入框 ---- */
.login-modal-input {
  width: 100%;
  padding: 10px 14px;
  background: #0e1738;
  border: 1px solid rgba(54, 124, 255, 0.18);
  border-radius: 8px;
  color: #fff;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  font-family: inherit;
}

.login-modal-input::placeholder {
  color: #4a5a7c;
}

.login-modal-input:focus {
  border-color: rgba(54, 124, 255, 0.5);
  box-shadow: 0 0 14px rgba(54, 124, 255, 0.12);
}

/* ---- 获取验证码按钮 ---- */
.login-code-btn {
  flex-shrink: 0;
  padding: 10px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #b8c8f0;
  background: transparent;
  border: 1px solid rgba(54, 124, 255, 0.28);
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.login-code-btn:hover:not(:disabled) {
  background: rgba(54, 124, 255, 0.12);
  border-color: rgba(54, 124, 255, 0.5);
  color: #fff;
}

.login-code-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.login-code-btn.is-counting {
  color: #5a6a8c;
  border-color: rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
}

/* ---- 登录提交按钮 ---- */
.login-submit-btn {
  width: 100%;
  padding: 12px 20px;
  margin-top: 6px;
  background: linear-gradient(135deg, #367cff 0%, #27d0ff 100%);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 4px 22px rgba(54, 124, 255, 0.35);
  transition: all 0.3s ease;
}

.login-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 35px rgba(54, 124, 255, 0.55);
}

.login-submit-btn:active {
  transform: translateY(0);
}

/* ---- 底部安全提示 ---- */
.login-modal-privacy {
  font-size: 0.72rem;
  color: #5a6a8c;
  text-align: center;
  margin-top: 14px;
  line-height: 1.5;
}


/* ============================================
   领取专属获客方案 — 弹窗样式
   ============================================ */

.lead-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.68);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 20px;
}

.lead-modal-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.lead-modal-overlay.hidden .lead-modal-container {
  transform: scale(0.9);
  opacity: 0;
}

.lead-modal-container {
  position: relative;
  display: flex;
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  background: rgba(18, 28, 66, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(54, 124, 255, 0.22);
  border-radius: 16px;
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.65),
    0 0 80px rgba(54, 124, 255, 0.08);
  overflow: visible;
  transform: scale(1);
  opacity: 1;
  transition: transform 0.35s cubic-bezier(0.22, 0.61, 0.36, 1), opacity 0.25s ease;
}

/* ---- 关闭按钮 ---- */
.lead-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  color: #fff;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  z-index: 20;
  transition: all 0.3s ease;
}

.lead-modal-close:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.35);
  transform: rotate(90deg);
}

/* ---- 左栏 — 表单 ---- */
.lead-modal-left {
  flex: 1 1 0;
  min-width: 0;
  padding: 38px 30px 32px;
}

.lead-modal-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
  letter-spacing: 0.01em;
}

.lead-modal-desc {
  font-size: 0.84rem;
  color: #b8c8f0;
  line-height: 1.65;
  margin-bottom: 22px;
}

.lead-modal-field {
  margin-bottom: 14px;
}

.lead-modal-label {
  display: block;
  font-size: 0.84rem;
  color: #b8c8f0;
  margin-bottom: 5px;
  font-weight: 500;
}

.lead-phone-row {
  display: flex;
  gap: 10px;
}

.lead-modal-input {
  width: 100%;
  padding: 10px 14px;
  background: #0e1738;
  border: 1px solid rgba(54, 124, 255, 0.18);
  border-radius: 8px;
  color: #fff;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  font-family: inherit;
}

.lead-modal-input::placeholder {
  color: #4a5a7c;
}

.lead-modal-input:focus {
  border-color: rgba(54, 124, 255, 0.5);
  box-shadow: 0 0 14px rgba(54, 124, 255, 0.12);
}

/* 获取验证码按钮 */
.lead-code-btn {
  flex-shrink: 0;
  padding: 10px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #b8c8f0;
  background: transparent;
  border: 1px solid rgba(54, 124, 255, 0.28);
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.lead-code-btn:hover:not(:disabled) {
  background: rgba(54, 124, 255, 0.12);
  border-color: rgba(54, 124, 255, 0.5);
  color: #fff;
}

.lead-code-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.lead-code-btn.is-counting {
  color: #5a6a8c;
  border-color: rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
}

/* 提交按钮 */
.lead-submit-btn {
  width: 100%;
  padding: 12px 20px;
  margin-top: 6px;
  background: linear-gradient(135deg, #367cff 0%, #27d0ff 100%);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 4px 22px rgba(54, 124, 255, 0.35);
  transition: all 0.3s ease;
}

.lead-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 35px rgba(54, 124, 255, 0.55);
}

.lead-submit-btn:active {
  transform: translateY(0);
}

/* 隐私说明 */
.lead-modal-privacy {
  font-size: 0.72rem;
  color: #5a6a8c;
  text-align: center;
  margin-top: 10px;
  line-height: 1.5;
}

/* ---- 中间竖分割线 ---- */
.lead-modal-divider {
  width: 1px;
  flex-shrink: 0;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(54, 124, 255, 0.28) 20%,
    rgba(54, 124, 255, 0.28) 80%,
    transparent 100%
  );
  margin: 24px 0;
}

/* ---- 右栏 — 二维码 ---- */
.lead-modal-right {
  width: 240px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 38px 22px 32px;
  text-align: center;
}

/* 二维码方块 */
.lead-qr-box {
  width: 130px;
  height: 130px;
  background: #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin: 0 auto 10px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

/* 类二维码点阵纹理 */
.lead-qr-box::before {
  content: '';
  position: absolute;
  inset: 12px;
  background-image: radial-gradient(circle, #1a1a1a 1.3px, transparent 1.3px);
  background-size: 7px 7px;
  opacity: 0.12;
  border-radius: 3px;
}

/* 三角定位标记（模拟 QR 码定位图形） */
.lead-qr-box::after {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  border: 3px solid #1a1a1a;
  border-radius: 3px;
  top: 12px;
  left: 12px;
  opacity: 0.35;
  box-shadow:
    88px 0 0 -3px #1a1a1a,
    88px 0 0 0 #fff,
    0 88px 0 -3px #1a1a1a,
    0 88px 0 0 #fff;
}

.lead-qr-wechat {
  position: relative;
  z-index: 3;
  font-size: 38px;
  color: #07C160;
  background: #fff;
  padding: 5px;
  border-radius: 6px;
}

.lead-qr-label {
  font-size: 0.82rem;
  color: #b8c8f0;
  font-weight: 600;
}

.lead-qr-sub {
  font-size: 0.78rem;
  color: #74839F;
  margin-bottom: 16px;
  margin-top: 2px;
}

/* 联系方式 */
.lead-contact-info {
  width: 100%;
  border-top: 1px solid rgba(54, 124, 255, 0.14);
  padding-top: 14px;
}

.lead-contact-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.8rem;
  color: #b8c8f0;
  margin-bottom: 5px;
}

.lead-contact-row i {
  color: #367cff;
  font-size: 0.75rem;
  width: 16px;
  text-align: center;
}

/* ---- 移动端适配 ---- */
@media (max-width: 767px) {
  .lead-modal-container {
    flex-direction: column;
    max-width: 400px;
    max-height: 92vh;
    overflow-y: auto;
    border-radius: 14px;
  }

  .lead-modal-left {
    padding: 28px 20px 20px;
  }

  .lead-modal-title {
    font-size: 1.25rem;
  }

  .lead-modal-divider {
    width: calc(100% - 40px);
    height: 1px;
    margin: 0 20px;
    background: linear-gradient(
      90deg,
      transparent 0%,
      rgba(54, 124, 255, 0.25) 20%,
      rgba(54, 124, 255, 0.25) 80%,
      transparent 100%
    );
  }

  .lead-modal-right {
    width: 100%;
    padding: 18px 20px 28px;
  }

  .lead-phone-row {
    flex-direction: column;
    gap: 8px;
  }

  .lead-code-btn {
    text-align: center;
  }
}
/* 全局调大 Tailwind 小字号：text-sm / text-xs 统一为 1rem */
.text-sm,
.text-xs {
  font-size: 1rem !important;
  line-height: 1.5rem !important;
}