/* ============================================
   Template_044 — 工业深蓝企业站风格（模仿参考站）
   配色：深蓝 #0F4C81 主色 / 红橙 #E4572E 强调 / 深灰 #2c3e50 文字
   ============================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body {
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: #333;
  background: #fff;
  font-size: 15px;
  line-height: 1.7;
  outline: none;
}
body { padding-top: 88px; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, opacity .2s ease; }
img { max-width: 100%; height: auto; border: 0; display: block; }
input, select, textarea, button { font-family: inherit; font-size: inherit; outline: none; }
button { cursor: pointer; border: none; background: none; }

:root {
  --primary: #0F4C81;
  --primary-dark: #0a3559;
  --primary-light: #2c6ea4;
  --accent: #E4572E;
  --accent-dark: #c4431d;
  --text: #2c3e50;
  --text-sub: #5a6c7d;
  --text-light: #8a99a8;
  --border: #e3e8ed;
  --bg-light: #f5f7fa;
  --bg-dark: #0F4C81;
  --radius: 4px;
}

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 20px; }
.ic { font-style: normal; display: inline-block; }

/* ========== 顶部信息栏 ========== */
.top-bar {
  background: #0a3559;
  color: #c4d4e4;
  font-size: 13px;
  height: 36px;
  line-height: 36px;
}
.top-bar .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-bar .top-msg .ic { margin-right: 6px; color: #7fb3e0; }
.top-bar .top-right { display: flex; align-items: center; gap: 20px; }
.top-bar a { color: #c4d4e4; }
.top-bar a:hover { color: #fff; }
.top-bar .top-tel .ic { margin-right: 5px; color: #ffbf66; }
.top-bar .top-btn {
  background: var(--accent);
  color: #fff !important;
  padding: 0 14px;
  display: inline-block;
  height: 26px;
  line-height: 26px;
  border-radius: 2px;
  font-size: 12px;
}
.top-bar .top-btn:hover { background: var(--accent-dark); }

/* ========== 头部导航 ========== */
.site-header {
  position: fixed;
  top: 36px;
  left: 0;
  right: 0;
  background: #fff;
  box-shadow: 0 2px 12px rgba(15,76,129,.08);
  z-index: 100;
  transition: all .3s ease;
}
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
}
.head-wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
  position: relative;
}
.head-logo a { display: flex; flex-direction: column; justify-content: center; }
.logo-mark {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
  line-height: 1.2;
}
.logo-sub {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 2px;
  letter-spacing: 2px;
}
.head-nav { flex: 1; display: flex; justify-content: flex-end; }
.nav-ul { display: flex; }
.nav-ul > li {
  position: relative;
  margin-left: 2px;
}
.nav-ul > li > a {
  display: block;
  padding: 0 16px;
  height: 72px;
  line-height: 72px;
  font-size: 15px;
  color: var(--text);
  position: relative;
  font-weight: 500;
}
.nav-ul > li > a:hover,
.nav-ul > li > a.inmenu {
  color: var(--primary);
}
.nav-ul > li > a.inmenu::after,
.nav-ul > li:hover > a::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 18px;
  height: 2px;
  background: var(--primary);
}
.nav-ul > li > a.nav-cta {
  color: #fff;
  background: var(--accent);
  padding: 0 20px;
  margin-left: 8px;
  border-radius: 2px;
  height: 40px;
  line-height: 40px;
  margin-top: 16px;
}
.nav-ul > li > a.nav-cta:hover { background: var(--accent-dark); color: #fff; }
.nav-ul > li > a.nav-cta::after { display: none; }
.nav-arw {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid #999;
  margin-left: 4px;
  vertical-align: middle;
  transition: transform .3s;
}
.nav-ul > li:hover .nav-arw { transform: rotate(180deg); border-top-color: var(--primary); }

.submenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
  border-top: 2px solid var(--primary);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all .25s ease;
  padding: 8px 0;
}
.nav-ul > li:hover > .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.submenu li a {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: var(--text);
  white-space: nowrap;
  border-bottom: 1px dashed transparent;
}
.submenu li a:hover {
  color: var(--primary);
  background: #f5f7fa;
}

.m-menu { display: none; width: 32px; height: 28px; cursor: pointer; flex-direction: column; justify-content: space-between; padding: 4px 0; }
.m-menu span { display: block; width: 100%; height: 3px; background: var(--primary); border-radius: 2px; transition: all .3s; }
.m-menu.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.m-menu.active span:nth-child(2) { opacity: 0; }
.m-menu.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ========== 通用按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all .25s ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost {
  background: rgba(255,255,255,.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,.5);
}
.btn-ghost:hover { background: rgba(255,255,255,.2); }
.btn-outline {
  border: 1px solid var(--primary);
  color: var(--primary);
  background: #fff;
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 8px 18px; font-size: 13px; }
.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-light:hover { background: #f0f0f0; }
.btn-ghost-light {
  background: transparent;
  color: #fff;
  border: 1px solid #fff;
}
.btn-ghost-light:hover { background: rgba(255,255,255,.15); }

/* ========== 通用区块 ========== */
.home-section { padding: 70px 0; }
.section-title-row {
  text-align: center;
  margin-bottom: 50px;
}
.section-title-row.light .section-tag,
.section-title-row.light .section-title,
.section-title-row.light .section-desc { color: #fff; }
.section-tag {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 3px;
  font-weight: 600;
  margin-bottom: 10px;
}
.section-tag-sm {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: 10px;
}
.section-title {
  font-size: 32px;
  color: var(--text);
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.section-desc {
  font-size: 15px;
  color: var(--text-sub);
  max-width: 680px;
  margin: 0 auto;
}

/* 渐入动效 */
.anim-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s ease, transform .7s ease;
}
.anim-up.in {
  opacity: 1;
  transform: translateY(0);
}
.anim-up.delay1 { transition-delay: .15s; }

@media (prefers-reduced-motion: reduce) {
  .anim-up { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
}

/* ========== Hero Banner ========== */
.hero-banner {
  position: relative;
  height: 620px;
  overflow: hidden;
  margin-top: -20px;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,53,89,.9) 0%, rgba(15,76,129,.8) 50%, rgba(15,76,129,.65) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  height: 620px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
}
.hero-text { flex: 1; color: #fff; max-width: 620px; }
.hero-eyebrow {
  font-size: 14px;
  color: #ffbf66;
  letter-spacing: 3px;
  margin-bottom: 16px;
}
.hero-title {
  font-size: 44px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 16px;
  color: rgba(255,255,255,.85);
  line-height: 1.9;
  margin-bottom: 32px;
}
.hero-btns {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.hero-btns .btn-primary { background: var(--accent); }
.hero-btns .btn-primary:hover { background: var(--accent-dark); }
.hero-tels {
  font-size: 15px;
  color: rgba(255,255,255,.8);
}
.hero-tels a {
  color: #ffbf66;
  font-size: 20px;
  font-weight: 600;
  margin-left: 8px;
}
.hero-tels a .ic { margin-right: 5px; }

.hero-panels { width: 380px; flex-shrink: 0; }
.h-panel {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 6px;
  padding: 28px;
  color: #fff;
}
.hpanel-head {
  font-size: 18px;
  font-weight: 600;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,.2);
  margin-bottom: 16px;
}
.hpanel-head .ic { color: var(--accent); margin-right: 6px; }
.hpanel-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(255,255,255,.15);
  font-size: 14px;
}
.hpanel-list li span { color: rgba(255,255,255,.7); }
.hpanel-list li em { color: #fff; font-style: normal; font-weight: 500; text-align: right; max-width: 220px; }
.hpanel-btn {
  display: block;
  margin-top: 20px;
  text-align: center;
  padding: 12px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 500;
}
.hpanel-btn:hover { background: var(--accent-dark); }

/* ========== 优势 4项 ========== */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.adv-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 36px 26px;
  text-align: center;
  position: relative;
  transition: all .3s ease;
  overflow: hidden;
}
.adv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform .3s ease;
  transform-origin: left;
}
.adv-card:hover {
  box-shadow: 0 10px 30px rgba(15,76,129,.12);
  transform: translateY(-4px);
  border-color: var(--primary-light);
}
.adv-card:hover::before { transform: scaleX(1); }
.adv-num {
  font-size: 42px;
  font-weight: 800;
  color: #eef3f8;
  position: absolute;
  top: 16px;
  right: 20px;
  font-family: Georgia, serif;
  line-height: 1;
}
.adv-icon {
  width: 64px;
  height: 64px;
  background: #eef4fa;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  color: var(--primary);
  transition: all .3s;
}
.adv-card:hover .adv-icon {
  background: var(--primary);
  color: #fff;
}
.adv-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}
.adv-text {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========== 关于我们 ========== */
.section-about { background: var(--bg-light); }
.about-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-media-box { position: relative; }
.about-img-ph {
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(15,76,129,.15);
}
.about-img-ph img { width: 100%; height: 400px; object-fit: cover; }
.about-stats {
  position: absolute;
  left: -30px;
  bottom: -30px;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,.1);
  display: flex;
  padding: 20px;
  gap: 24px;
}
.as-item { text-align: center; padding: 0 10px; border-right: 1px solid var(--border); }
.as-item:last-child { border-right: none; }
.as-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  font-family: Georgia, serif;
  line-height: 1;
}
.as-label { font-size: 12px; color: var(--text-sub); margin-top: 6px; }

.about-h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
}
.about-text { margin-bottom: 24px; }
.about-text p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.9;
  margin-bottom: 12px;
}
.about-features { margin-bottom: 28px; }
.about-feat-item {
  display: flex;
  gap: 14px;
  padding: 12px 0;
}
.ft-ic {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #e6f3ec;
  color: #4ca56c;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  margin-top: 3px;
}
.feat-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}
.feat-text {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ========== 平台分类 ========== */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.platform-card {
  display: flex;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 24px;
  gap: 18px;
  transition: all .3s;
  align-items: flex-start;
}
.platform-card:hover {
  box-shadow: 0 8px 24px rgba(15,76,129,.12);
  border-color: var(--primary-light);
  transform: translateY(-3px);
}
.plat-mark {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  font-family: "Noto Sans SC", sans-serif;
}
.plat-dy { background: linear-gradient(135deg, #161823, #333); }
.plat-ks { background: linear-gradient(135deg, #ff6a2c, #ff4906); }
.plat-xhs { background: linear-gradient(135deg, #ff2442, #ff5168); }
.plat-v { background: linear-gradient(135deg, #07c160, #2aa869); }
.plat-bl { background: linear-gradient(135deg, #00aeec, #26a5dd); }
.plat-other { background: linear-gradient(135deg, #0F4C81, #2c6ea4); }
.plat-body { flex: 1; }
.plat-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.plat-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 10px;
}
.plat-link {
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
}
.plat-link .ic { margin-left: 4px; transition: transform .2s; }
.platform-card:hover .plat-link .ic { transform: translateX(4px); }

/* ========== 服务中心 ========== */
.product-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 36px;
  flex-wrap: wrap;
  gap: 20px;
}
.product-header .left { text-align: left; }
.product-header .section-tag { margin-bottom: 6px; }
.product-header .section-title { font-size: 28px; margin-bottom: 6px; }
.product-header .section-desc { margin: 0; font-size: 14px; text-align: left; max-width: none; }
.product-header .section-title-row { margin-bottom: 0; }

.srv-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 30px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0;
}
.srv-tab {
  padding: 10px 22px;
  font-size: 15px;
  color: var(--text-sub);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  font-weight: 500;
}
.srv-tab:hover { color: var(--primary); }
.srv-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 26px;
  transition: all .3s;
  position: relative;
}
.service-card:hover {
  box-shadow: 0 10px 30px rgba(15,76,129,.12);
  transform: translateY(-4px);
  border-color: var(--primary-light);
}
.service-card.featured {
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(228,87,46,.1);
}
.scard-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.scard-tag {
  font-size: 12px;
  padding: 3px 10px;
  background: #eef4fa;
  color: var(--primary);
  border-radius: 2px;
  font-weight: 500;
}
.scard-tag.hot {
  background: var(--accent);
  color: #fff;
}
.scard-plat {
  font-size: 12px;
  color: var(--text-light);
}
.scard-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.4;
}
.scard-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 18px;
  min-height: 50px;
}
.scard-specs {
  border-top: 1px dashed var(--border);
  border-bottom: 1px dashed var(--border);
  padding: 14px 0;
  margin-bottom: 18px;
}
.scard-specs li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 13px;
}
.scard-specs li span {
  color: var(--text-sub);
  flex-shrink: 0;
  margin-right: 12px;
}
.scard-specs li em {
  color: var(--text);
  font-style: normal;
  text-align: right;
  font-weight: 500;
}
.scard-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.scard-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.platform-quick {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.pq-item {
  background: var(--bg-light);
  padding: 28px 22px;
  border-radius: 6px;
  text-align: center;
  border-left: 3px solid transparent;
  transition: all .3s;
}
.pq-item:hover {
  background: #fff;
  border-left-color: var(--primary);
  box-shadow: 0 6px 20px rgba(15,76,129,.1);
}
.pq-tag {
  display: inline-block;
  padding: 3px 12px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  border-radius: 2px;
  margin-bottom: 12px;
}
.pq-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.pq-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ========== 服务流程（深蓝背景） ========== */
.section-process {
  background: linear-gradient(135deg, #0a3559 0%, #0F4C81 100%);
  position: relative;
  overflow: hidden;
}
.section-process::before {
  content: '';
  position: absolute;
  right: -100px;
  top: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(228,87,46,.15), transparent 70%);
  border-radius: 50%;
}
.process-flow {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0;
  position: relative;
  z-index: 1;
}
.proc-step {
  flex: 1;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 6px;
  padding: 30px 24px;
  text-align: center;
  color: #fff;
  backdrop-filter: blur(8px);
}
.proc-num {
  font-size: 48px;
  font-weight: 800;
  color: var(--accent);
  font-family: Georgia, serif;
  line-height: 1;
  margin-bottom: 14px;
}
.proc-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}
.proc-body p {
  font-size: 13px;
  color: rgba(255,255,255,.75);
  line-height: 1.8;
}
.proc-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  color: var(--accent);
  font-size: 24px;
  flex-shrink: 0;
}

/* ========== 服务保障 ========== */
.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.gua-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 28px 24px;
  transition: all .3s;
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.gua-card:hover {
  box-shadow: 0 8px 24px rgba(15,76,129,.1);
  border-color: var(--primary-light);
}
.gua-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: #fef2ee;
  color: var(--accent);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}
.gua-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.gua-card p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========== 营销资讯 ========== */
.section-news { background: var(--bg-light); }

/* 资讯列表严格规则 */
ul.article-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
  box-sizing: border-box;
}
ul.article-cards > li.article-card {
  min-width: 0;
  width: auto;
  max-width: none;
  margin: 0;
  float: none;
  box-sizing: border-box;
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all .3s;
}
ul.article-cards > li.article-card:hover {
  box-shadow: 0 8px 24px rgba(15,76,129,.12);
  transform: translateY(-3px);
}
.article-card .card-thumb {
  width: 100%;
  overflow: hidden;
  height: 180px;
}
.article-card .card-thumb img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.article-card:hover .card-thumb img { transform: scale(1.05); }
.article-card .card-title {
  overflow-wrap: anywhere;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  padding: 16px 18px 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card .card-title a { color: var(--text); }
.article-card .card-title a:hover { color: var(--primary); }
.article-card .card-date {
  display: block;
  font-size: 12px;
  color: var(--text-light);
  padding: 0 18px;
}
.article-card .card-date .ic { margin-right: 4px; }
.article-card .card-summary {
  overflow-wrap: anywhere;
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  padding: 8px 18px 18px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 兼容通用样式，覆盖系统输出的结构 */
ul.article-cards li.article-card a { text-decoration: none; color: inherit; }

/* ========== FAQ ========== */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: all .3s;
}
.faq-item.open {
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(15,76,129,.08);
}
.faq-q {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
}
.q-mark {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  font-family: Georgia, serif;
}
.faq-q p {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.faq-arw {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-sub);
  font-style: normal;
  transition: all .3s;
}
.faq-item.open .faq-arw {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.faq-item.open .faq-a { max-height: 500px; }
.faq-a p {
  padding: 0 24px 20px 66px;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.9;
}

/* ========== 在线申请 ========== */
.section-apply { background: var(--bg-light); }
.apply-row {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 50px;
  background: #fff;
  border-radius: 8px;
  padding: 50px;
  box-shadow: 0 8px 30px rgba(15,76,129,.08);
}
.apply-h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
}
.apply-desc {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 28px;
}
.apply-contact { margin-bottom: 20px; }
.apply-contact li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-sub);
}
.apply-contact li .ic {
  color: var(--primary);
  margin-right: 8px;
  font-size: 16px;
}
.apply-contact li a {
  color: var(--primary);
  font-weight: 600;
  font-size: 18px;
}
.apply-notice {
  background: #fff8e6;
  border-left: 3px solid #f0ad4e;
  padding: 12px 16px;
  border-radius: 4px;
  margin-top: 20px;
}
.apply-notice p {
  font-size: 13px;
  color: #8a6d3b;
  line-height: 1.7;
}
.apply-notice .ic { margin-right: 6px; }

.apply-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-item { display: flex; flex-direction: column; gap: 6px; }
.form-item.full { grid-column: 1 / -1; margin-bottom: 16px; }
.form-item label {
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}
.form-item label i { color: var(--accent); font-style: normal; margin-left: 2px; }
.form-item input,
.form-item select,
.form-item textarea {
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 14px;
  color: var(--text);
  background: #fff;
  transition: border-color .2s;
  width: 100%;
}
.form-item input:focus,
.form-item select:focus,
.form-item textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15,76,129,.08);
}
.form-item textarea { resize: vertical; min-height: 90px; }

.form-action {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.form-tip { font-size: 12px; color: var(--text-light); }
.form-result { margin-top: 16px; }
.fr-ok {
  background: #e6f3ec;
  border: 1px solid #b6dfc5;
  color: #2f7d4a;
  padding: 14px 18px;
  border-radius: 4px;
  font-size: 14px;
  line-height: 1.7;
}
.fr-ok .ic { color: #4ca56c; margin-right: 6px; font-size: 16px; }

/* ========== Footer ========== */
.site-footer {
  background: #0a2e4c;
  color: #b3c2d1;
  padding-top: 60px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
}
.foot-logo {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
}
.foot-desc {
  font-size: 13px;
  line-height: 1.8;
  color: #8ba1b6;
  margin-bottom: 14px;
}
.foot-slogan {
  font-size: 13px;
  color: var(--accent);
  padding-left: 12px;
  border-left: 3px solid var(--accent);
}
.foot-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.foot-list li { padding: 5px 0; }
.foot-list li a {
  font-size: 13px;
  color: #8ba1b6;
}
.foot-list li a:hover { color: #fff; }
.foot-contact-item {
  display: flex;
  gap: 10px;
  padding: 8px 0;
  font-size: 13px;
  line-height: 1.7;
}
.foot-contact-item .ic {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: rgba(255,255,255,.08);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  margin-top: 2px;
}
.foot-contact-item span { color: #8ba1b6; }
.foot-contact-item a { color: #fff; font-weight: 600; }

.friend-links {
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding: 18px 0;
  font-size: 13px;
  color: #8ba1b6;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  align-items: center;
}
.fl-label { color: #fff; margin-right: 8px; flex-shrink: 0; }
.friend-links a { color: #8ba1b6; font-size: 13px; }
.friend-links a:hover { color: #fff; }

.copyright {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #6d859d;
}
.copyright a { color: #6d859d; margin: 0 4px; }
.copyright a:hover { color: #fff; }

/* ========== 悬浮联系 ========== */
.float-contact {
  position: fixed;
  right: 20px;
  bottom: 100px;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.float-item a,
.gotop {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: #fff;
  border-radius: 4px;
  font-size: 20px;
  cursor: pointer;
  position: relative;
  transition: all .25s;
  box-shadow: 0 4px 12px rgba(15,76,129,.25);
}
.float-item a:hover,
.gotop:hover {
  background: var(--accent);
  width: auto;
  padding: 0 16px 0 14px;
}
.float-item a:hover .float-tip,
.gotop:hover .float-tip { display: inline; }
.float-tip {
  display: none;
  font-size: 13px;
  margin-left: 8px;
  white-space: nowrap;
}
.gotop { margin-top: 4px; }

/* ========== 手机底部导航 ========== */
.bottom-bar {
  display: none;
  position: fixed;
  left: 0; right: 0;
  bottom: 0;
  background: #fff;
  box-shadow: 0 -2px 10px rgba(0,0,0,.08);
  z-index: 100;
  padding: 6px 0 max(6px, env(safe-area-inset-bottom));
}
.bottom-bar {
  display: none;
  grid-template-columns: repeat(5, 1fr);
}
.bb-item a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 4px;
  font-size: 11px;
  color: var(--text-sub);
}
.bb-item a .ic { font-size: 18px; }
.bb-item.bb-main a {
  background: var(--accent);
  color: #fff;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  margin: -18px auto 0;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(228,87,46,.3);
}
.bb-item.bb-main a .ic { font-size: 20px; }
.bb-item.bb-main a p { margin-top: 0; }

/* ========== 文章详情页 ========== */
.article-page { padding: 30px 0 60px; background: var(--bg-light); }
.article-wrap { max-width: 900px; margin: 0 auto; }
.article-main {
  background: #fff;
  border-radius: 6px;
  padding: 40px 50px;
  box-shadow: 0 4px 20px rgba(0,0,0,.05);
}
.article-bread {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.article-bread a { color: var(--text-sub); }
.article-bread a:hover { color: var(--primary); }

.art-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 16px;
}
.art-summary {
  background: #f5f7fa;
  border-left: 3px solid var(--primary);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
  margin-bottom: 18px;
  border-radius: 0 4px 4px 0;
}
.art-meta {
  font-size: 13px;
  color: var(--text-light);
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--border);
  margin-bottom: 24px;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.art-meta .ic { margin-right: 5px; color: var(--primary); }
.art-cover {
  margin-bottom: 28px;
  border-radius: 4px;
  overflow: hidden;
}
.art-cover img { width: 100%; }

.art-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text);
}
.art-content p { margin-bottom: 18px; }
.art-content h2, .art-content h3, .art-content h4 {
  font-weight: 700;
  color: var(--text);
  margin: 28px 0 14px;
}
.art-content h2 { font-size: 22px; }
.art-content h3 { font-size: 19px; }
.art-content h4 { font-size: 17px; }
.art-content img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin: 16px 0;
}
.art-content ul, .art-content ol { padding-left: 24px; margin-bottom: 16px; }
.art-content ul li { list-style: disc; margin-bottom: 6px; }
.art-content ol li { list-style: decimal; margin-bottom: 6px; }
.art-content blockquote {
  border-left: 3px solid var(--primary);
  padding: 10px 18px;
  background: #f5f7fa;
  margin: 16px 0;
  color: var(--text-sub);
  border-radius: 0 4px 4px 0;
}
.art-content a { color: var(--primary); border-bottom: 1px dashed var(--primary); }
.art-content a:hover { color: var(--accent); border-color: var(--accent); }

.related-services {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}
.rs-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  padding-left: 12px;
  border-left: 3px solid var(--primary);
}
.rs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.rs-item {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: all .3s;
  display: block;
}
.rs-item:hover {
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(15,76,129,.08);
}
.rs-tag {
  display: inline-block;
  padding: 2px 10px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  border-radius: 2px;
  margin-bottom: 8px;
}
.rs-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}
.rs-desc { font-size: 13px; color: var(--text-sub); }

.art-actions {
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.art-cta {
  background: linear-gradient(135deg, #0a3559 0%, #0F4C81 100%);
  padding: 50px 0;
  color: #fff;
}
.cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
.cta-text h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}
.cta-text p {
  font-size: 15px;
  color: rgba(255,255,255,.75);
}
.cta-btns { display: flex; gap: 14px; flex-wrap: wrap; }

/* ========== 响应式 ========== */
@media (max-width: 1100px) {
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .platform-quick { grid-template-columns: repeat(2, 1fr); }
  .guarantee-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .hero-panels { display: none; }
  .hero-text { max-width: 100%; text-align: center; }
  .hero-btns { justify-content: center; }
  .hero-inner { justify-content: center; text-align: center; }
}

@media (max-width: 1024px) {
  body { padding-top: 62px; }
  .top-bar { display: none; }
  .site-header { top: 0; }
  .head-wrap { height: 62px; }
  .m-menu { display: flex; }
  .head-nav {
    position: fixed;
    top: 62px;
    left: 0; right: 0;
    bottom: 0;
    background: #fff;
    flex-direction: column;
    justify-content: flex-start;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform .3s ease;
    padding-bottom: 80px;
  }
  .head-nav.active { transform: translateX(0); }
  .nav-ul { flex-direction: column; width: 100%; }
  .nav-ul > li { margin: 0; border-bottom: 1px solid var(--border); }
  .nav-ul > li > a {
    height: auto;
    line-height: 1.4;
    padding: 15px 20px;
    border: none;
  }
  .nav-ul > li > a.inmenu::after,
  .nav-ul > li:hover > a::after { display: none; }
  .nav-ul > li > a.nav-cta {
    margin: 10px 20px;
    height: 44px;
    line-height: 44px;
    text-align: center;
    padding: 0;
  }
  .submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-top: none;
    background: #f5f7fa;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
  }
  .nav-ul > li.open > .submenu { max-height: 800px; }
  .submenu li a { padding: 12px 36px; border-bottom: 1px solid #e8edf2; }
  .hero-banner { height: auto; padding: 60px 0 40px; }
  .hero-bg img { height: 100%; }
  .hero-inner { height: auto; min-height: 480px; padding: 40px 0; }
  .hero-title { font-size: 32px; }
  .about-row { grid-template-columns: 1fr; gap: 40px; }
  .about-stats { position: static; margin-top: 20px; justify-content: center; }
  .process-flow { flex-direction: column; gap: 12px; }
  .proc-arrow { transform: rotate(90deg); padding: 4px 0; }
  .apply-row { grid-template-columns: 1fr; padding: 30px 20px; gap: 30px; }
  .article-main { padding: 26px 20px; }
  .art-title { font-size: 22px; }
  .bottom-bar { display: grid; }
  body { padding-bottom: 66px; }
  .float-contact { display: none; }
  .home-section { padding: 50px 0; }
  .section-title { font-size: 24px; }
}

@media (max-width: 640px) {
  .adv-grid { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .platform-quick { grid-template-columns: 1fr; }
  .guarantee-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; gap: 24px; }
  .apply-form .form-row { grid-template-columns: 1fr; }
  .rs-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 26px; }
  .hero-btns { flex-direction: column; align-items: stretch; }
  .hero-btns .btn { width: 100%; }
  .product-header { flex-direction: column; align-items: flex-start; }
  .srv-tabs { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .srv-tab { white-space: nowrap; padding: 8px 16px; font-size: 14px; }
  .about-img-ph img { height: 260px; }
  .about-stats { flex-wrap: wrap; gap: 12px; }
  .as-item { padding: 0 14px; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-btns { justify-content: center; width: 100%; }
  .cta-btns .btn { flex: 1; min-width: 140px; }
  .art-actions { flex-direction: column; }
  .art-actions .btn { width: 100%; }
}