@charset "UTF-8";
/* ============================================================
   科技风主题 tech-theme.css
   河南穆垚科技有限公司 · jprocms 前台模板二次开发
   设计基线：#070A12 深色底 + 青(#22D3EE)→蓝(#3B82F6)→紫(#8B5CF6) 渐变
   注意：本文件用于覆盖 Bootstrap 4 默认外观，需在 bootstrap.min.css 之后引入
   ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root {
  --bg: #070A12;
  --bg-2: #0C1220;
  --surface: rgba(18, 26, 44, .55);
  --surface-2: #101A2C;
  --line: rgba(96, 165, 250, .16);
  --line-2: rgba(96, 165, 250, .34);
  --cyan: #22D3EE;
  --blue: #3B82F6;
  --violet: #8B5CF6;
  --text: #E8EEF9;
  --text-2: #94A7C4;
  --text-3: #5F7291;
  --grad: linear-gradient(100deg, var(--cyan), var(--blue) 48%, var(--violet));
  --grad-btn: linear-gradient(135deg, var(--cyan), var(--blue));
  --gap-xs: .5rem;
  --gap-sm: 1rem;
  --gap: 1.5rem;
  --gap-lg: 2.5rem;
  --gap-xl: 4.5rem;
  --r-sm: 8px;
  --r: 12px;
  --r-lg: 16px;
  --font: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --shadow: 0 18px 48px rgba(0, 0, 0, .45);
}

/* ---------- 2. 全局基础 ---------- */
html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 粒子画布 + 网格底纹（由 tech-fx.js 注入或模板中静态放置） */
canvas#fx {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.grid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .5;
  background-image:
    linear-gradient(rgba(96, 165, 250, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(96, 165, 250, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 75%);
}

/* 所有内容层抬到背景之上 */
body > .container,
body > nav,
body > header,
body > footer,
body > main,
.tech-layer {
  position: relative;
  z-index: 2;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color .22s;
}

a:hover {
  color: var(--blue);
  text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text);
  font-weight: 600;
  letter-spacing: -.2px;
}

hr {
  border-color: var(--line);
}

::selection {
  background: rgba(34, 211, 238, .28);
  color: #fff;
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 9px;
  height: 9px;
}

::-webkit-scrollbar-track {
  background: var(--bg-2);
}

::-webkit-scrollbar-thumb {
  background: rgba(96, 165, 250, .28);
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(96, 165, 238, .45);
}

/* ---------- 3. 顶部导航 ---------- */
.navbar.common-navbar,
.navbar.common-navbar.shadow-sm {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 10, 18, .78) !important;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line) !important;
  box-shadow: none !important;
  padding-top: 8px;
  padding-bottom: 8px;
}

.common-navbar .navbar-brand img {
  max-height: 44px;
  width: auto;
}

.common-navbar .navbar-nav .nav-link {
  color: var(--text-2);
  font-size: 14px;
  padding: 8px 13px;
  border-radius: var(--r-sm);
  transition: .22s;
}

.common-navbar .navbar-nav .nav-link:hover {
  color: var(--text);
  background: rgba(96, 165, 250, .08);
}

.common-navbar .navbar-nav .nav-link.active {
  color: var(--cyan);
  background: rgba(34, 211, 238, .08);
}

.common-navbar .navbar-toggler {
  border-color: var(--line-2);
  color: var(--text);
}

.common-navbar .btn-light,
.common-navbar .btn.btn-light {
  background: transparent;
  border: 1px solid var(--line-2);
  color: var(--text-2) !important;
}

.common-navbar .btn-light:hover {
  border-color: var(--cyan);
  background: rgba(34, 211, 238, .08);
  color: var(--cyan) !important;
}

.common-navbar .btn-primary {
  background: var(--grad-btn);
  border: none;
  color: #04101C;
  font-weight: 600;
  border-radius: var(--r-sm);
}

.common-navbar .btn-primary:hover {
  filter: brightness(1.12);
  color: #04101C;
}

/* 顶栏图标按钮 / 无障碍按钮统一为玻璃胶囊 */
.common-navbar .tech-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 36px;
  padding: 0 12px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text-2) !important;
  font-size: 14px;
  line-height: 1;
  transition: .22s;
}

.common-navbar .tech-icon-btn:hover {
  border-color: var(--cyan);
  background: rgba(34, 211, 238, .08);
  color: var(--cyan) !important;
}

.common-navbar .tech-badge-btn {
  height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text-2) !important;
  font-size: 13.5px;
  cursor: pointer;
  transition: .22s;
}

.common-navbar .tech-badge-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan) !important;
}

/* 顶栏滚动后加深 */
.common-navbar.scrolled {
  background: rgba(7, 10, 18, .94) !important;
  border-bottom-color: var(--line-2) !important;
}

.common-navbar .dropdown-menu {
  background: var(--bg-2);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.common-navbar .dropdown-item {
  color: var(--text-2);
}

.common-navbar .dropdown-item:hover {
  background: rgba(96, 165, 250, .1);
  color: var(--text);
}

/* ---------- 4. 首页 Hero 区 ---------- */
.tech-hero {
  position: relative;
  padding: clamp(56px, 8vw, 110px) 0 clamp(40px, 5vw, 72px);
  z-index: 2;
  overflow: hidden;
}

.tech-hero .hero-glow {
  position: absolute;
  z-index: 1;
  pointer-events: none;
  width: 760px;
  height: 760px;
  left: 50%;
  top: -320px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(59, 130, 246, .20) 0%, rgba(139, 92, 246, .10) 38%, transparent 66%);
  filter: blur(28px);
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 6px 15px;
  font-size: 13px;
  color: var(--cyan);
  font-family: var(--mono);
  letter-spacing: .4px;
  background: rgba(34, 211, 238, .06);
}

.tech-tag .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  animation: techPulse 2s ease-in-out infinite;
}

@keyframes techPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .35; transform: scale(.8); }
}

.tech-hero h1 {
  font-size: clamp(28px, 4.6vw, 52px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -.5px;
  margin: var(--gap) 0 var(--gap-sm);
}

.tech-hero h1 .fx,
.text-grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tech-hero .hero-p {
  max-width: 660px;
  color: var(--text-2);
  font-size: 17px;
  margin-bottom: var(--gap-sm);
}

.tech-hero .hero-p.small {
  font-size: 15px;
  color: var(--text-3);
}

/* Hero 关键数据条（GEO / POI / 7×24 / 焦作） */
.tech-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap) 40px;
  margin-top: var(--gap-lg);
  padding-top: var(--gap);
  border-top: 1px solid var(--line);
}

.tech-hero-facts > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tech-hero-facts strong {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--cyan);
  letter-spacing: -.5px;
}

.tech-hero-facts span {
  font-size: 13px;
  color: var(--text-3);
}

.tech-btns {
  display: flex;
  gap: 14px;
  margin-top: var(--gap);
  flex-wrap: wrap;
}

/* 统一按钮 */
.btn-tech,
.btn-tech-p {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--r-sm);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid var(--line-2);
  color: var(--text) !important;
  background: transparent;
  transition: .24s;
  cursor: pointer;
  text-decoration: none !important;
}

.btn-tech:hover {
  border-color: var(--cyan);
  background: rgba(34, 211, 238, .08);
  color: var(--cyan) !important;
}

.btn-tech-p {
  border: none;
  color: #04101C !important;
  background: var(--grad-btn);
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(34, 211, 238, .18);
}

.btn-tech-p:hover {
  filter: brightness(1.12);
  color: #04101C !important;
  transform: translateY(-1px);
}

/* 数据指标条 */
.tech-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  margin-top: var(--gap-lg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--line);
}

.tech-metric {
  background: var(--bg-2);
  padding: 22px 20px;
  transition: background .24s;
}

.tech-metric:hover {
  background: var(--surface-2);
}

.tech-metric b {
  display: block;
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 600;
  color: var(--cyan);
  line-height: 1.1;
  margin-bottom: 6px;
}

.tech-metric span {
  font-size: 13px;
  color: var(--text-3);
  letter-spacing: .3px;
}

/* ---------- 5. 通用区块 ---------- */
.tech-blk {
  position: relative;
  z-index: 2;
  padding: var(--gap-xl) 0;
}

.tech-blk:first-of-type {
  padding-top: var(--gap-lg);
}

.sec-hd {
  margin-bottom: var(--gap-lg);
}

.sec-hd h2,
.tech-sec-title {
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 600;
  line-height: 1.32;
  letter-spacing: -.3px;
  color: var(--text);
}

.sec-hd .lead {
  color: var(--text-2);
  font-size: 16px;
  max-width: 700px;
  margin-top: 14px;
  margin-bottom: 0;
}

/* 带左侧渐变竖线的区块标题（替代原来的 h4 热点要闻、h5 热点关注） */
.tech-h {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--gap);
  padding-left: 12px;
  position: relative;
}

.tech-h::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18px;
  border-radius: 2px;
  background: var(--grad);
}

.tech-h i,
.tech-h .fa,
.tech-h .far,
.tech-h .fas {
  color: var(--cyan);
}

/* 分割线 */
.tech-divider {
  height: 1px;
  border: none;
  background: linear-gradient(90deg, transparent, var(--line-2), transparent);
  margin: var(--gap-lg) 0;
  opacity: .7;
}

/* ---------- 6. 卡片 ---------- */
.tech-card {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px 26px;
  background: var(--surface);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: .28s;
  position: relative;
  overflow: hidden;
  height: 100%;
}

.tech-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-2), transparent);
  opacity: 0;
  transition: .28s;
}

.tech-card:hover {
  border-color: var(--line-2);
  transform: translateY(-3px);
}

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

.tech-card h3 {
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.4;
  color: var(--text);
}

.tech-card p {
  color: var(--text-2);
  font-size: 15px;
  margin-bottom: 0;
}

.tech-pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--cyan);
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 2px 10px;
  margin-bottom: 14px;
  letter-spacing: .6px;
  background: rgba(34, 211, 238, .06);
}

/* ---------- 7. 轮播（Bootstrap 4 carousel 深色化） ---------- */
.carousel .carousel-inner,
.carousel-inner.rounded-sm {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-2);
}

.carousel-item img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* 无图时的占位高度，避免塌陷 */
.carousel-item.no-image {
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse 70% 120% at 50% 0%, rgba(59, 130, 246, .18), transparent 70%),
    var(--bg-2);
}

.carousel-caption {
  background: linear-gradient(0deg, rgba(7, 10, 18, .88), rgba(7, 10, 18, 0));
  left: 0;
  right: 0;
  bottom: 0;
  padding: 40px 24px 20px;
  text-align: left;
}

.carousel-caption p {
  color: var(--text);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 0;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .6);
}

.carousel-indicators li {
  width: 24px;
  height: 3px;
  border-radius: 2px;
  background: rgba(232, 238, 249, .3);
  border: none;
  margin: 0 4px;
}

.carousel-indicators li.active {
  background: var(--grad-btn);
  width: 34px;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 28px;
  height: 28px;
  background-color: rgba(7, 10, 18, .6);
  border: 1px solid var(--line-2);
  border-radius: 50%;
  background-size: 52%;
}

.carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-control-next:hover .carousel-control-next-icon {
  background-color: rgba(34, 211, 238, .25);
}

/* ---------- 8. 头条 ---------- */
.index_toutiao,
.tech-toutiao {
  display: inline-block;
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 600;
  color: var(--text);
  margin: 0;
  line-height: 1.45;
  transition: .24s;
}

a:hover .index_toutiao,
a:hover .tech-toutiao,
.index_toutiao:hover {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tech-toutiao-wrap {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--surface);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 14px 22px;
  transition: .26s;
}

.tech-toutiao-wrap:hover {
  border-color: var(--line-2);
  transform: translateY(-2px);
}

.tech-toutiao-wrap .badge-hot {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .6px;
  color: #04101C;
  background: var(--grad-btn);
  border-radius: 999px;
  padding: 2px 9px;
  font-weight: 600;
}

/* ---------- 9. 文章列表 ---------- */
#articleList > li,
.article-item {
  border-bottom: 1px solid var(--line) !important;
  padding-bottom: var(--gap) !important;
  transition: .24s;
}

#articleList > li:hover,
.article-item:hover {
  border-bottom-color: var(--line-2) !important;
}

#articleList .common-link,
.common-link {
  color: var(--text) !important;
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.55;
  transition: .22s;
}

#articleList .common-link:hover,
.common-link:hover {
  color: var(--cyan) !important;
}

#articleList .media-body > p:first-child {
  margin-bottom: var(--gap-xs) !important;
}

/* 摘要文字 */
#articleList .text-muted,
.content-item-desc,
.text-muted {
  color: var(--text-3) !important;
}

#articleList .text-muted a,
#articleList .small a {
  color: var(--text-3) !important;
  font-size: 14px;
  line-height: 1.7;
}

/* 元信息行（栏目 / 浏览量 / 时间） */
#articleList .small.text-muted,
#articleList .clearfix.small {
  color: var(--text-3) !important;
  font-size: 13px;
}

#articleList .clearfix.small a {
  color: var(--text-3);
  font-size: 13px;
}

#articleList .clearfix.small a:hover {
  color: var(--cyan);
}

#articleList .far,
#articleList .fas,
#articleList .fa {
  color: var(--text-3);
}

/* 缩略图 */
.common-media-img,
#articleList img.rounded-sm {
  border-radius: var(--r) !important;
  border: 1px solid var(--line);
  object-fit: cover;
  transition: .3s;
}

#articleList li:hover img.rounded-sm {
  border-color: var(--line-2);
}

/* ---------- 10. 右侧栏 · 热点排行 ---------- */
.rank-item {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(96, 165, 250, .08);
  transition: .22s;
}

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

.rank-item:hover {
  padding-left: 4px;
}

.rank-no {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  background: rgba(96, 165, 250, .10);
  border: 1px solid var(--line);
}

.rank-no.top1 {
  color: #04101C;
  background: var(--grad-btn);
  border-color: transparent;
}

.rank-no.top2 {
  color: #04101C;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  border-color: transparent;
  opacity: .85;
}

.rank-no.top3 {
  color: var(--cyan);
  background: rgba(34, 211, 238, .12);
  border-color: var(--line-2);
}

.rank-title {
  color: var(--text-2);
  font-size: 14.5px;
  line-height: 1.6;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: .22s;
}

.rank-item:hover .rank-title {
  color: var(--cyan);
}

/* 旧 badge 兜底（若模板仍输出 Bootstrap badge） */
#articleList ~ * .badge,
.rank-wrap .badge {
  font-family: var(--mono);
  font-weight: 600;
  border-radius: 6px !important;
}

/* ---------- 11. 侧栏容器 ---------- */
.tech-aside {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 22px 20px;
  margin-bottom: var(--gap);
}

/* ---------- 12. 分页 ---------- */
.tech-page,
.pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: var(--gap-lg);
  padding: 0;
  list-style: none;
}

.tech-page a,
.tech-page span,
.pagination .page-link {
  display: inline-block;
  min-width: 38px;
  padding: 7px 12px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text-2);
  background: var(--surface);
  font-size: 14px;
  transition: .22s;
}

.tech-page a:hover,
.pagination .page-link:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(34, 211, 238, .08);
}

.tech-page .on,
.tech-page .cur,
.pagination .active .page-link,
.pagination .page-item.active .page-link {
  color: #04101C;
  font-weight: 600;
  background: var(--grad-btn);
  border-color: transparent;
}

.pagination .page-item.disabled .page-link {
  color: var(--text-3);
  background: transparent;
  border-color: var(--line);
}

/* ---------- 13. 表单 / 输入框 ---------- */
.form-control,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="tel"],
input[type="search"],
textarea,
select {
  background: rgba(12, 18, 32, .8);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text);
  padding: 11px 14px;
  transition: .22s;
}

.form-control:focus,
input:focus,
textarea:focus,
select:focus {
  background: rgba(12, 18, 32, .95);
  border-color: var(--cyan);
  color: var(--text);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, .12);
  outline: none;
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
  color: var(--text-3);
}

.form-control:disabled,
input:disabled,
textarea:disabled {
  background: rgba(12, 18, 32, .6);
  color: var(--text-3);
}

label {
  color: var(--text-2);
  font-size: 14px;
}

.custom-control-label {
  color: var(--text-2);
}

/* 面板 / 弹窗 */
.modal-content,
.toast,
.card,
.dropdown-menu,
.list-group-item {
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--text);
}

.modal-header,
.modal-footer,
.toast-header {
  border-color: var(--line);
}

.close {
  color: var(--text-2);
  text-shadow: none;
  opacity: .8;
}

.close:hover {
  color: var(--cyan);
  opacity: 1;
}

/* ---------- 14. 页脚 ---------- */
.tech-footer,
body > .bg-gray-600 {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--line);
  margin-top: var(--gap-xl);
  padding: var(--gap-lg) 0 32px;
  background: rgba(7, 10, 18, .72) !important;
}

.tech-footer .ft {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  gap: var(--gap-lg);
}

/* 页脚联系方式（电话 / 服务时段） */
.tech-footer .ft-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 8px var(--gap);
  margin-top: 12px;
}

.tech-footer .ft-contact a,
.tech-footer .ft-contact span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-2);
}

.tech-footer .ft-contact a {
  color: var(--cyan);
  font-weight: 600;
  letter-spacing: .2px;
}

.tech-footer .ft-contact i {
  font-size: 12px;
  opacity: .9;
}

@media (max-width: 860px) {
  .tech-footer .ft {
    grid-template-columns: 1fr;
    gap: var(--gap);
  }
}

.tech-footer strong {
  font-size: 15px;
  display: block;
  margin-bottom: 14px;
  color: var(--text);
}

.tech-footer address,
.tech-footer .ft-txt {
  color: var(--text-3);
  font-size: 14px;
  font-style: normal;
  line-height: 2;
  margin-bottom: 0;
}

.tech-footer a {
  color: var(--text-3);
  transition: .2s;
}

.tech-footer a:hover {
  color: var(--cyan);
}

.ft-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.ft-links a {
  font-size: 14px;
}

.ft-links-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

/* 友情链接区块（原 inc_link.html） */
.tech-links {
  border-top: 1px solid var(--line);
  padding-top: var(--gap);
  margin-top: var(--gap);
}

.tech-links h5 {
  font-size: 14px;
  color: var(--text-3);
  letter-spacing: .5px;
  font-weight: 500;
  margin-bottom: 10px;
}

.tech-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.tech-links li a,
.tech-links .text-muted {
  color: var(--text-3) !important;
  font-size: 13.5px;
  transition: .2s;
}

.tech-links li a:hover {
  color: var(--cyan) !important;
}

/* 站点访问量 */
.tech-views {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 22px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-3);
  padding: var(--gap) 0;
  border-top: 1px solid var(--line);
  margin-top: var(--gap);
}

.tech-views b {
  color: var(--cyan);
  font-weight: 600;
  margin-left: 4px;
}

.tech-copy {
  display: flex;
  justify-content: space-between;
  gap: var(--gap-sm);
  flex-wrap: wrap;
  color: var(--text-3);
  font-size: 13px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  margin-top: var(--gap);
}

.tech-copy a {
  color: var(--text-3);
}

.tech-copy a:hover {
  color: var(--cyan);
}

/* ---------- 15. 内页通用（栏目页 / 内容页 / 用户中心） ---------- */
.tech-page-head {
  padding: clamp(40px, 6vw, 76px) 0 var(--gap-lg);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--gap-lg);
  position: relative;
  z-index: 2;
  overflow: hidden;
}

.tech-page-head .hero-glow {
  position: absolute;
  z-index: 0;
  pointer-events: none;
  width: 620px;
  height: 620px;
  left: 50%;
  top: -420px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(59, 130, 246, .20) 0%, rgba(139, 92, 246, .10) 38%, transparent 66%);
  filter: blur(28px);
}

.tech-page-head .container {
  position: relative;
  z-index: 2;
}

.tech-page-head h1 {
  font-size: clamp(24px, 3.4vw, 38px);
  margin: var(--gap-sm) 0 10px;
}

.tech-page-head .lead,
.tech-page-head .tech-page-lead {
  color: var(--text-2);
  font-size: 15.5px;
  max-width: 720px;
  margin-bottom: 0;
}

/* 栏目切换标签 */
.tech-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--gap);
}

.tech-tab {
  display: inline-block;
  padding: 7px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-2) !important;
  font-size: 14px;
  background: var(--surface);
  transition: .22s;
  text-decoration: none !important;
}

.tech-tab:hover {
  border-color: var(--cyan);
  color: var(--cyan) !important;
  background: rgba(34, 211, 238, .08);
}

.tech-tab.on {
  color: #04101C !important;
  font-weight: 600;
  background: var(--grad-btn);
  border-color: transparent;
}

/* 标签云 */
.tech-tagcloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-tagcloud .tech-badge {
  transition: .22s;
  text-decoration: none !important;
}

.tech-tagcloud .tech-badge:hover {
  border-color: var(--cyan);
  background: rgba(34, 211, 238, .12);
}

.tech-page-head .crumbs,
.tech-page-head .breadcrumb {
  font-size: 13.5px;
  color: var(--text-3);
  background: transparent;
  padding: 0;
  margin: 0;
}

.tech-page-head .crumbs a {
  color: var(--text-3);
}

.tech-page-head .crumbs a:hover {
  color: var(--cyan);
}

/* 详情页元信息行 */
.tech-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--text-3);
}

.tech-meta i {
  margin-right: 6px;
  color: var(--cyan);
}

.tech-meta b {
  color: var(--cyan);
  font-weight: 600;
}

/* 点赞/踩 操作条 */
.tech-actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: var(--gap-lg) 0;
  padding: var(--gap) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.tech-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-2);
  font-size: 14.5px;
  background: var(--surface);
  transition: .22s;
}

.tech-action:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(34, 211, 238, .08);
}

/* 上一篇 / 下一篇 */
.tech-nav-prevnext {
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--surface);
  padding: 6px 20px;
}

.tech-nav-prevnext li {
  border-bottom: 1px solid rgba(96, 165, 250, .08);
}

.tech-nav-prevnext li:last-child {
  border-bottom: none;
}

.tech-nav-prevnext strong {
  color: var(--text-3);
  font-weight: 500;
  margin-right: 6px;
}

/* 下载 / 附件列表项 */
.tech-aside .cms-detail-download {
  color: var(--cyan);
}

.tech-aside li .fas,
.tech-aside li .far {
  color: var(--cyan);
  margin-right: 6px;
}

/* 详情页评论区表单 */
#validForm .input-group {
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: rgba(12, 18, 32, .8);
}

#validForm textarea.form-control {
  border: none;
  border-radius: 0;
  background: transparent;
  min-height: 88px;
}

#validForm textarea.form-control:focus {
  box-shadow: none;
  background: transparent;
}

#validForm .btn-primary {
  border-radius: 0;
  background: var(--grad-btn);
  border: none;
  color: #04101C;
  font-weight: 600;
}

/* 内容详情页正文里的 figure 图注 */
.content-detail figcaption {
  color: var(--text-3);
  font-size: 13px;
  margin-top: 8px;
}

/* 面包屑 */
.crumbs a,
.crumbs .mx-1 {
  color: var(--text-3);
  font-size: 13.5px;
}

.crumbs a:hover {
  color: var(--cyan);
}

/* 内容详情页正文 */
.tech-article {
  color: var(--text-2);
  font-size: 16.5px;
  line-height: 1.95;
}

.tech-article h2,
.tech-article h3,
.tech-article h4 {
  color: var(--text);
  margin-top: var(--gap-lg);
  margin-bottom: var(--gap-sm);
}

.tech-article p {
  margin-bottom: var(--gap-sm);
}

.tech-article img {
  max-width: 100%;
  height: auto;
  border-radius: var(--r);
  border: 1px solid var(--line);
  margin: var(--gap-sm) 0;
}

.tech-article blockquote {
  border-left: 3px solid var(--cyan);
  background: rgba(34, 211, 238, .05);
  padding: 14px 20px;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  color: var(--text-2);
  margin: var(--gap-sm) 0;
}

.tech-article a {
  color: var(--cyan);
  border-bottom: 1px solid rgba(34, 211, 238, .35);
}

.tech-article a:hover {
  border-bottom-color: var(--cyan);
}

.tech-article table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--gap-sm) 0;
}

.tech-article th,
.tech-article td {
  border: 1px solid var(--line);
  padding: 10px 14px;
  color: var(--text-2);
}

.tech-article th {
  background: var(--surface-2);
  color: var(--text);
  font-weight: 600;
}

.tech-article code,
.tech-article pre {
  font-family: var(--mono);
  background: rgba(12, 18, 32, .9);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--cyan);
}

.tech-article code {
  padding: 2px 6px;
  font-size: .92em;
}

.tech-article pre {
  padding: 16px 18px;
  overflow-x: auto;
}

.tech-article pre code {
  border: none;
  background: transparent;
  padding: 0;
}

/* ---------- 16. 无障碍 / 特殊 ---------- */
.tech-badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  color: var(--cyan);
  background: rgba(34, 211, 238, .06);
}

/* 表格 */
.table {
  color: var(--text-2);
}

.table thead th {
  border-color: var(--line);
  color: var(--text);
}

.table td,
.table th {
  border-color: var(--line);
}

.table-striped tbody tr:nth-of-type(odd) {
  background: rgba(96, 165, 250, .03);
}

/* 后台类的白底卡片在深色下的兜底 */
.bg-white,
.card-body.bg-white {
  background: var(--surface) !important;
  color: var(--text);
}

.text-dark {
  color: var(--text) !important;
}

/* ---------- 17. 滚动进场动画 ---------- */
.tech-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}

.tech-reveal.in {
  opacity: 1;
  transform: none;
}

/* ---------- 18. 响应式 ---------- */
@media (max-width: 991px) {
  .common-navbar .navbar-nav-scroll {
    height: auto;
    overflow-x: auto;
  }

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

@media (max-width: 760px) {
  body {
    font-size: 15px;
  }

  .tech-hero {
    padding-top: 40px;
  }

  .tech-hero h1 {
    font-size: 26px;
  }

  .tech-metrics {
    grid-template-columns: repeat(2, 1fr);
    margin-top: var(--gap);
  }

  .tech-metric {
    padding: 16px 14px;
  }

  .tech-metric b {
    font-size: 22px;
  }

  .tech-footer .ft {
    grid-template-columns: 1fr;
    gap: var(--gap);
  }

  .tech-copy {
    flex-direction: column;
    gap: var(--gap-xs);
  }

  .tech-card {
    padding: 20px 18px;
  }

  .carousel-caption p {
    font-size: 15px;
  }
}

/* ---------- 16. 文章列表项（科技风） ---------- */
.article-item {
  display: flex;
  gap: var(--gap-sm);
  align-items: flex-start;
  position: relative;
  padding: var(--gap-sm) 0 !important;
}

/* 左侧渐变竖条：hover 时点亮 */
.article-item::before {
  content: "";
  position: absolute;
  left: calc(var(--gap-sm) * -1);
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 62%;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--blue));
  transition: transform .26s ease;
}

.article-item:hover::before {
  transform: translateY(-50%) scaleY(1);
}

.article-thumb {
  display: block;
  flex: 0 0 auto;
  width: 168px;
  height: 106px;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface-2);
}

.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .45s ease;
}

.article-item:hover .article-thumb img {
  transform: scale(1.06);
}

.article-body {
  flex: 1 1 auto;
  min-width: 0;
}

.article-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
}

.article-title .article-link,
a.article-link {
  color: var(--text) !important;
  text-decoration: none !important;
  transition: color .22s;
}

.article-title .article-link:hover,
a.article-link:hover {
  color: var(--cyan) !important;
}

.article-desc {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-3);
}

a.article-link-muted {
  color: var(--text-3) !important;
  text-decoration: none !important;
}

a.article-link-muted:hover {
  color: var(--text-2) !important;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--gap-sm);
  font-size: 12.5px;
  color: var(--text-3);
}

.article-cat,
.article-stat {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.article-cat a {
  color: var(--text-3) !important;
  text-decoration: none !important;
  transition: color .2s;
}

.article-cat a:hover {
  color: var(--cyan) !important;
}

.article-stat i {
  opacity: .8;
}

@media (max-width: 760px) {
  .article-thumb {
    width: 108px;
    height: 74px;
  }

  .article-title {
    font-size: 15.5px;
  }

  .article-desc {
    display: none;
  }
}

/* ---------- 17. 筛选条 / 资源卡片网格 / 排行榜 ---------- */
.tech-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--gap);
}

.tech-chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  font-size: 13px;
  line-height: 1.6;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text-2) !important;
  text-decoration: none !important;
  transition: .22s;
  white-space: nowrap;
}

.tech-chip:hover {
  color: var(--text) !important;
  border-color: var(--line-2);
  background: rgba(34, 211, 238, .08);
}

.tech-chip.active {
  color: #061019 !important;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  font-weight: 600;
  box-shadow: 0 6px 18px rgba(34, 211, 238, .28);
}

/* 视频等卡片网格 */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--gap);
  margin-top: var(--gap);
}

.tech-card2 {
  display: flex;
  flex-direction: column;
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  text-decoration: none !important;
  transition: transform .26s ease, border-color .26s ease, box-shadow .26s ease;
}

.tech-card2:hover {
  transform: translateY(-4px);
  border-color: var(--line-2);
  box-shadow: var(--shadow);
}

.tech-card2-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--surface-2);
}

.tech-card2-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}

.tech-card2:hover .tech-card2-media img {
  transform: scale(1.07);
}

.tech-card2-ph {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: var(--line-2);
  background: linear-gradient(135deg, var(--surface-2), var(--bg-2));
}

.tech-card2-dur {
  position: absolute;
  right: 8px;
  bottom: 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  font-size: 12px;
  color: #EAF6FF;
  border-radius: 6px;
  background: rgba(6, 10, 20, .78);
  backdrop-filter: blur(6px);
}

.tech-card2-body {
  padding: 12px 14px 14px;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tech-card2-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .22s;
}

.tech-card2:hover .tech-card2-title {
  color: var(--cyan);
}

/* 卡片描述文字（纯文字卡片，无封面图时使用） */
.tech-card2-desc {
  margin: calc(var(--gap-sm) / 2) 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-2);
}

/* 卡片标签组（服务要点） */
.tech-card2-meta > span {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(34, 211, 238, .06);
  color: var(--text-2);
  font-size: 12px;
  white-space: nowrap;
}

.tech-card2-meta {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--text-3);
}

/* 排行榜 */
.rank-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}

.rank-item:last-child {
  border-bottom: 0;
}

.rank-title {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-link {
  color: var(--text-2) !important;
  text-decoration: none !important;
  transition: color .2s;
}

.rank-link:hover {
  color: var(--cyan) !important;
}

.rank-count {
  flex: 0 0 auto;
  font-size: 12.5px;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

@media (max-width: 1100px) {
  .tech-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .tech-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--gap-sm);
  }

  .tech-card2-title {
    font-size: 13.5px;
  }
}

/* 空状态 */
.tech-empty {
  text-align: center;
  padding: 56px 20px;
  color: var(--text-3);
  border: 1px dashed var(--line);
  border-radius: var(--r);
  background: var(--surface);
  margin-top: var(--gap);
}

.tech-empty i {
  font-size: 34px;
  opacity: .55;
  margin-bottom: 12px;
  display: block;
}

.tech-empty p {
  margin: 0;
  font-size: 14.5px;
}

/* 降低动态效果偏好 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .tech-reveal {
    opacity: 1;
    transform: none;
  }
}