/* ============================================================
   ywy 主题全局样式（参考 qkidc.cn 风格与排版）
   纯本地资源，无任何外链
   ============================================================ */
:root {
  --navy: #182f50;
  --navy-deep: #13233d;
  --blue: #006eff;
  --blue-hover: #005bd4;
  --ice: #eaf3ff;
  --ice-light: #f4f7fb;
  --surface: #f4f7fb;
  --surface-line: #dce5ef;
  --white: #fff;
  --ink: #1d2b3a;
  --muted: #586a7d;
  --line: #e0e8f0;
  --teal: #20a6af;
  --danger: #d64545;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", Arial, sans-serif;
  --content: 1240px;
  --gutter: 32px;
  --section-space: 76px;
  --gap: 24px;
  --radius: 4px;
  --radius-control: 3px;
  --header-height: 76px;
  --shadow-card: 0 6px 18px rgb(16 42 72 / 8%);
  --shadow-pop: 0 14px 26px rgb(16 42 72 / 12%);
}

@media (max-width: 1024px) {
  :root {
    --gutter: 28px;
    --section-space: 52px;
    --gap: 18px;
    --header-height: 68px;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 20px;
    --section-space: 42px;
    --gap: 16px;
    --header-height: 62px;
  }
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  border: 0;
}
a {
  color: inherit;
  text-decoration: none;
}
a:hover,
a:focus-visible {
  text-decoration: none;
}
button {
  font: inherit;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
h1,
h2,
h3,
h4,
h5,
p,
address {
  margin: 0;
}
:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 3px;
}
[hidden] {
  display: none !important;
}

.container {
  width: min(100% - var(--gutter) * 2, var(--content));
  margin-inline: auto;
}

/* 通用按钮 */
.ywy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border: 1px solid var(--blue);
  border-radius: var(--radius-control);
  background: var(--blue);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.ywy-btn:hover {
  background: var(--blue-hover);
  border-color: var(--blue-hover);
  color: var(--white);
}
.ywy-btn-ghost {
  background: transparent;
  color: var(--blue);
}
.ywy-btn-ghost:hover {
  background: var(--ice);
  border-color: var(--blue);
  color: var(--blue);
}
.ywy-btn-light {
  border-color: transparent;
  background: var(--white);
  color: var(--navy);
}
.ywy-btn-light:hover {
  background: var(--ice);
  border-color: transparent;
  color: var(--navy);
}
.ywy-btn .icon {
  width: 15px;
  height: 15px;
}

/* 通用区块标题 */
.section-head {
  margin-bottom: 34px;
}
.section-head-title {
  color: var(--navy);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.4;
}
.section-head-desc {
  margin-top: 8px;
  color: var(--muted);
  font-size: 15px;
}
.section-head-desc a {
  color: var(--blue);
  font-weight: 600;
}
.section-head-desc a:hover {
  color: var(--blue-hover);
}

/* ============================================================
   顶部公告条
   ============================================================ */
.ywy-notice {
  position: relative;
  z-index: 21;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 44px;
  padding: 8px var(--gutter);
  background: var(--navy);
  color: var(--white);
  font-size: 13px;
  text-align: center;
}
.ywy-notice-icon {
  flex: none;
  width: 18px;
  height: 18px;
}
.ywy-notice-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.ywy-notice-text a {
  color: #b7d4fb;
}
.ywy-notice-text a:hover {
  color: var(--white);
}
.ywy-notice-close {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  padding: 4px;
  border: 0;
  background: transparent;
  color: rgb(255 255 255 / 70%);
  cursor: pointer;
}
.ywy-notice-close:hover {
  color: var(--white);
}

/* ============================================================
   站点头部
   ============================================================ */
.site-header {
  position: relative;
  z-index: 20;
  height: var(--header-height);
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex: none;
  color: var(--navy);
}
.brand-logo {
  display: block;
  max-width: 180px;
  max-height: 56px;
  object-fit: contain;
}
.brand-name {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.05;
}
.brand-name small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.18em;
}
@media (max-width: 640px) {
  .brand-logo {
    max-width: 150px;
    max-height: 44px;
  }
}

.site-nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  height: 100%;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(13px, 1.65vw, 28px);
  height: 100%;
}
.nav-list > li {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
}
.nav-list > li > a,
.nav-list > li > .dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  height: 100%;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
}
.nav-list > li > a:hover,
.dropdown-toggle:hover,
.nav-list > li > a[aria-current] {
  color: var(--blue);
}
.nav-menu-tag {
  display: inline-block;
  margin-left: 4px;
  padding: 0 5px;
  border-radius: 2px;
  background: var(--danger);
  color: var(--white);
  font-size: 10px;
  line-height: 16px;
  vertical-align: 2px;
}
.dropdown-toggle .icon {
  width: 15px;
  height: 15px;
  transition: transform 0.2s;
}
.dropdown-toggle[aria-expanded="true"] .icon {
  transform: rotate(180deg);
}

.header-auth {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}
.header-auth a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 64px;
  min-height: 38px;
  padding: 7px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}
.header-auth .auth-login {
  color: var(--ink);
}
.header-auth .auth-login:hover {
  color: var(--blue);
}
.header-auth .auth-register {
  border-color: var(--blue);
  background: var(--blue);
  color: var(--white);
}
.header-auth .auth-register:hover {
  background: var(--blue-hover);
  border-color: var(--blue-hover);
  color: var(--white);
}
.header-user {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}
.header-user:hover {
  color: var(--blue);
}

/* 移动端导航开关 */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--white);
  cursor: pointer;
}
.nav-toggle .icon {
  width: 20px;
  height: 20px;
}
.nav-toggle .icon-close {
  display: none;
}
.nav-toggle[aria-expanded="true"] .icon-open {
  display: none;
}
.nav-toggle[aria-expanded="true"] .icon-close {
  display: block;
}
@media (max-width: 1024px) {
  .nav-toggle {
    display: inline-flex;
  }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: auto;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: 10px var(--gutter) 18px;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-pop);
  }
  .site-nav.is-open {
    display: block;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    height: auto;
  }
  .nav-list > li {
    height: auto;
    border-bottom: 1px solid var(--ice-light);
  }
  .nav-list > li > a,
  .nav-list > li > .dropdown-toggle {
    width: 100%;
    height: 48px;
    justify-content: space-between;
  }
  .header-auth {
    margin-top: 14px;
  }
  .header-auth a {
    flex: 1;
  }
}

/* ============================================================
   产品下拉大菜单（mega menu）
   ============================================================ */
.mega-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: min(720px, calc(100vw - 40px));
  padding: 18px 22px 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 2px solid var(--blue);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow-pop);
}
.nav-list > li:hover .mega-menu,
.nav-list > li.is-open .mega-menu {
  display: block;
}
.mega-menu-inner {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
}
.mega-column {
  min-width: 0;
}
.mega-column > strong {
  display: block;
  margin-bottom: 8px;
  color: var(--navy);
  font-size: 14px;
}
.mega-column a {
  display: block;
  padding: 4px 0;
  color: var(--muted);
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.mega-column a:hover {
  color: var(--blue);
}

/* ============================================================
   Hero 轮播
   ============================================================ */
.hero {
  position: relative;
  background: var(--navy-deep);
}
.hero-carousel {
  position: relative;
  overflow: hidden;
}
.hero-slide {
  position: relative;
  display: none;
  min-height: clamp(380px, 42vw, 520px);
}
.hero-slide.is-active {
  display: block;
}
.hero-copy {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  background: linear-gradient(100deg, rgb(19 35 61 / 92%) 18%, rgb(19 35 61 / 55%) 55%, rgb(19 35 61 / 12%) 100%);
}
.hero-copy-inner {
  width: min(100% - var(--gutter) * 2, var(--content));
  margin-inline: auto;
  color: var(--white);
}
.hero-copy-inner h1,
.hero-copy-inner h2 {
  font-size: clamp(28px, 3.6vw, 46px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.01em;
}
.hero-copy-inner p {
  max-width: 640px;
  margin-top: 14px;
  color: #d7e3f4;
  font-size: clamp(14px, 1.3vw, 16px);
  line-height: 1.75;
}
.hero-copy-inner .ywy-btn {
  margin-top: 26px;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.hero-media img,
.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-controls {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 22px;
  z-index: 3;
}
.controls-inner {
  display: flex;
}
.hero-dots {
  display: flex;
  gap: 10px;
}
.hero-dot {
  width: 30px;
  height: 5px;
  padding: 0;
  border: 0;
  border-radius: 3px;
  background: rgb(255 255 255 / 32%);
  cursor: pointer;
  transition: background 0.2s;
}
.hero-dot[aria-current="true"] {
  background: var(--white);
}
@media (max-width: 640px) {
  .hero-slide {
    min-height: 330px;
  }
  .hero-copy {
    background: linear-gradient(100deg, rgb(19 35 61 / 92%) 30%, rgb(19 35 61 / 65%) 100%);
  }
  .hero-controls {
    bottom: 16px;
  }
}

/* ============================================================
   轮播下方服务保障条
   ============================================================ */
.safety-bar {
  position: relative;
  z-index: 4;
  margin-top: -44px;
  padding-bottom: 8px;
}
@media (max-width: 640px) {
  .safety-bar {
    margin-top: 0;
    padding-top: 14px;
  }
}
.safety-bar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  padding: 24px 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.safety-bar-item {
  display: flex;
  align-items: center;
  gap: 13px;
  min-width: 0;
}
.safety-bar-icon {
  flex: none;
  width: 44px;
  height: 44px;
  object-fit: contain;
}
.safety-bar-title {
  color: var(--navy);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}
.safety-bar-desc {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.5;
}
@media (max-width: 1024px) {
  .safety-bar-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .safety-bar-grid {
    grid-template-columns: 1fr;
    padding: 18px;
  }
}

/* ============================================================
   产品展示区（tab 切换 + 左介绍 + 右产品卡）
   ============================================================ */
.product-feature {
  padding-block: var(--section-space);
  background: var(--white);
}
.tab-box-head {
  margin-top: -14px;
}
.tab-box-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tab-box-menu button {
  padding: 9px 18px;
  border: 1px solid var(--surface-line);
  border-radius: var(--radius-control);
  background: var(--white);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-box-menu button[aria-selected="true"] {
  border-color: var(--blue);
  background: var(--ice);
  color: var(--blue);
  font-weight: 600;
}
.tab-box-panel {
  display: none;
  margin-top: 26px;
}
.tab-box-panel.is-active {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: var(--gap);
}
.product-feature-aside {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  padding: 26px;
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
}
.product-feature-intro h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
}
.product-feature-intro p {
  margin-top: 10px;
  color: #b7c7dc;
  font-size: 13.5px;
  line-height: 1.7;
}
.product-feature-consult {
  padding-top: 18px;
  border-top: 1px solid rgb(255 255 255 / 14%);
}
.product-feature-consult h4 {
  font-size: 14px;
  font-weight: 600;
}
.product-feature-consult p {
  margin-top: 6px;
  color: #b7c7dc;
  font-size: 12.5px;
}
.product-feature-consult a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  color: #9fc3ff;
  font-size: 13px;
  font-weight: 600;
}
.product-feature-consult a:hover {
  color: var(--white);
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: var(--gap);
}
.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.product-card:hover {
  transform: translateY(-3px);
  border-color: var(--surface-line);
  box-shadow: var(--shadow-card);
}
.product-card-title {
  color: var(--navy);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
}
.product-card-desc {
  display: -webkit-box;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-card-arrow {
  position: absolute;
  right: 16px;
  bottom: 14px;
  color: var(--blue);
  font-size: 16px;
  font-weight: 700;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
}
.product-card:hover .product-card-arrow {
  opacity: 1;
  transform: translate(2px, -2px);
}
@media (max-width: 1024px) {
  .tab-box-panel.is-active {
    grid-template-columns: 1fr;
  }
  .product-feature-aside {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-end;
  }
  .product-feature-consult {
    padding-top: 0;
    border-top: 0;
  }
}
@media (max-width: 640px) {
  .product-feature-aside {
    flex-direction: column;
    align-items: stretch;
  }
  .product-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   为什么选择我们
   ============================================================ */
.why-us {
  padding-block: var(--section-space);
  background: var(--surface);
}
.why-us-head {
  text-align: center;
}
.why-us-head .section-head-desc {
  max-width: 680px;
  margin-inline: auto;
}
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
  margin-top: 38px;
}
.why-us-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--surface-line);
  border-radius: var(--radius);
  background: var(--white);
  transition: box-shadow 0.2s, transform 0.2s;
}
.why-us-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.why-us-item-title {
  color: var(--navy);
  font-size: 18px;
  font-weight: 700;
}
.why-us-item-desc {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}
.why-us-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.why-us-tag {
  padding: 3px 10px;
  border-radius: 3px;
  background: var(--ice);
  color: var(--blue);
  font-size: 12px;
  font-weight: 500;
}
.why-us-icon {
  flex: none;
  width: 88px;
  height: 88px;
  object-fit: contain;
}
@media (max-width: 1024px) {
  .why-us-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .why-us-item {
    flex-direction: column-reverse;
    align-items: flex-start;
    padding: 22px;
  }
  .why-us-icon {
    width: 64px;
    height: 64px;
  }
}

/* ============================================================
   解决方案
   ============================================================ */
.solution {
  padding-block: var(--section-space);
  background: var(--white);
}
.solution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gap);
}
.solution-card {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: transform 0.2s, box-shadow 0.2s;
}
.solution-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.solution-card-img {
  display: block;
  width: 100%;
  height: 172px;
  object-fit: cover;
  background: var(--ice);
}
.solution-card-body {
  padding: 20px 22px 22px;
}
.solution-card-title {
  color: var(--navy);
  font-size: 16px;
  font-weight: 700;
}
.solution-card-desc {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.solution-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.solution-card-tags span {
  padding: 2px 9px;
  border-radius: 3px;
  background: var(--ice-light);
  color: var(--muted);
  font-size: 12px;
}

/* ============================================================
   新闻资讯
   ============================================================ */
.news-sec {
  padding-block: var(--section-space);
  background: var(--surface);
}
.news-sec-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--gap);
}
.news-sec-feature {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 320px;
  padding: 26px;
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
  overflow: hidden;
}
.news-sec-feature::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -50px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.12) 0%, rgba(255,255,255,0) 68%);
  pointer-events: none;
}
.news-sec-feature::after {
  content: "";
  position: absolute;
  top: 18px;
  right: 26px;
  width: 108px;
  height: 108px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 50%;
  pointer-events: none;
}
.news-sec-feature-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
}
.news-sec-feature-inner {
  position: relative;
  z-index: 1;
}
.news-sec-feature-title {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
}
.news-sec-feature-desc {
  margin-top: 8px;
  color: #c3d2e6;
  font-size: 13px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-sec-feature .ywy-btn {
  margin-top: 16px;
  align-self: flex-start;
}
.news-sec-list {
  display: flex;
  flex-direction: column;
}
.news-sec-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 4px;
  border-bottom: 1px solid var(--line);
}
.news-sec-item:last-child {
  border-bottom: 0;
}
.news-sec-item-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ink);
  font-size: 15px;
  transition: color 0.2s;
}
.news-sec-item:hover .news-sec-item-title {
  color: var(--blue);
}
.news-sec-item-time {
  flex: none;
  color: var(--muted);
  font-size: 13px;
}
.news-sec-more {
  margin-top: 14px;
  text-align: right;
}
.news-sec-more a {
  color: var(--blue);
  font-size: 14px;
  font-weight: 600;
}
.news-sec-more a:hover {
  color: var(--blue-hover);
}
@media (max-width: 1024px) {
  .news-sec-layout {
    grid-template-columns: 1fr;
  }
  .news-sec-feature {
    min-height: 220px;
    justify-content: center;
  }
}

/* ============================================================
   常见问题
   ============================================================ */
.faq {
  padding-block: var(--section-space);
  background: var(--white);
}
.faq-layout {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--gap) calc(var(--gap) * 1.6);
}
.faq-group h3 {
  margin-bottom: 6px;
  color: var(--navy);
  font-size: 16px;
  font-weight: 700;
}
.faq-item {
  border-bottom: 1px solid var(--ice-light);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 2px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
}
.faq-q:hover {
  color: var(--blue);
}
.faq-q .icon {
  flex: none;
  width: 14px;
  height: 14px;
  transition: transform 0.2s;
}
.faq-q[aria-expanded="true"] .icon {
  transform: rotate(180deg);
}
.faq-a {
  display: none;
  padding: 0 2px 14px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.75;
}
.faq-item.is-open .faq-a {
  display: block;
}

/* ============================================================
   合作伙伴
   ============================================================ */
.partners {
  padding-block: var(--section-space);
  background: var(--surface);
  overflow: hidden;
}
.partners-track {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  margin-top: 34px;
}
.partners-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 180px;
  height: 84px;
  padding: 12px 20px;
  border: 1px solid var(--surface-line);
  border-radius: var(--radius);
  background: var(--white);
  filter: grayscale(1);
  opacity: 0.85;
  transition: filter 0.2s, opacity 0.2s;
}
.partners-logo:hover {
  filter: grayscale(0);
  opacity: 1;
}
.partners-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* ============================================================
   CTA 联系横幅
   ============================================================ */
.cta-section {
  padding-block: calc(var(--section-space) - 10px);
  background: linear-gradient(112deg, var(--navy-deep), #1b3d6a);
  color: var(--white);
}
.cta-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cta-layout p {
  color: #9fb8d8;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
}
.cta-layout h2 {
  margin-top: 6px;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
}
.cta-layout span {
  display: block;
  margin-top: 8px;
  color: #c3d2e6;
  font-size: 14px;
}
@media (max-width: 640px) {
  .cta-layout {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  background: var(--white);
  border-top: 1px solid var(--line);
}
.footer-main {
  display: grid;
  grid-template-columns: minmax(260px, 1.2fr) minmax(0, 2fr);
  gap: 48px;
  padding-block: 52px 40px;
}
.footer-logo {
  display: block;
  max-width: 170px;
  max-height: 52px;
  object-fit: contain;
}
.footer-contact {
  margin-top: 20px;
  color: var(--muted);
  font-style: normal;
  font-size: 13.5px;
  line-height: 2;
}
.footer-contact strong {
  margin-left: 8px;
  color: var(--navy);
  font-size: 16px;
}
.footer-contact .footer-socials {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}
.footer-contact .footer-socials img {
  width: 74px;
  height: 74px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.footer-navigation {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 24px;
}
.footer-column h2 {
  margin-bottom: 14px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 700;
}
.footer-column a {
  display: block;
  padding: 4px 0;
  color: var(--muted);
  font-size: 13.5px;
}
.footer-column a:hover {
  color: var(--blue);
}
.footer-bottom {
  padding-block: 18px 24px;
  border-top: 1px solid var(--ice-light);
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.9;
}
.footer-friends {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  margin-bottom: 6px;
}
.footer-friends strong {
  color: var(--navy);
}
.footer-friends a:hover {
  color: var(--blue);
}
.footer-bottom p {
  margin: 0;
}
.footer-bottom a {
  margin-right: 12px;
}
.footer-bottom a:hover {
  color: var(--blue);
}
.footer-bottom img {
  height: 14px;
  vertical-align: -2px;
  margin-right: 4px;
}
@media (max-width: 1024px) {
  .footer-main {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ============================================================
   侧边导航（客服/工单/二维码）
   ============================================================ */
.side-nav {
  position: fixed;
  right: 18px;
  bottom: 18%;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.side-nav-item {
  position: relative;
}
.side-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 52px;
  height: 52px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  font-size: 11px;
  cursor: pointer;
  box-shadow: var(--shadow-card);
  transition: color 0.2s, border-color 0.2s;
}
.side-nav-btn:hover,
.side-nav-item.is-open .side-nav-btn {
  color: var(--blue);
  border-color: var(--blue);
}
.side-nav-btn svg {
  width: 20px;
  height: 20px;
}
.side-nav-pop {
  display: none;
  position: absolute;
  right: 62px;
  bottom: 0;
  width: 220px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-pop);
}
.side-nav-item.is-open .side-nav-pop {
  display: block;
}
.side-nav-pop h4 {
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 14px;
}
.side-nav-pop a,
.side-nav-pop .side-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  color: var(--muted);
  font-size: 13px;
}
.side-nav-pop a:hover {
  color: var(--blue);
}
.side-nav-pop img {
  width: 100%;
  border-radius: var(--radius);
}
@media (max-width: 640px) {
  .side-nav {
    right: 12px;
    bottom: 12%;
  }
  .side-nav-btn {
    width: 46px;
    height: 46px;
  }
}

/* 回到顶部 */
.back-top {
  position: fixed;
  right: 18px;
  bottom: 24px;
  z-index: 49;
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  cursor: pointer;
  box-shadow: var(--shadow-card);
}
.back-top.is-visible {
  display: flex;
}
.back-top:hover {
  color: var(--blue);
  border-color: var(--blue);
}
.back-top svg {
  width: 18px;
  height: 18px;
}

/* ============================================================
   内页通用 banner
   ============================================================ */
.page-banner {
  position: relative;
  padding-block: clamp(44px, 6vw, 78px);
  background: linear-gradient(112deg, var(--navy-deep), #1b3d6a);
  color: var(--white);
}
.page-banner-inner {
  position: relative;
  z-index: 1;
}
.page-banner-title {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.4;
}
.page-banner-desc {
  max-width: 720px;
  margin-top: 10px;
  color: #c3d2e6;
  font-size: 14.5px;
  line-height: 1.75;
}
.page-banner-crumbs {
  margin-top: 14px;
  color: #9fb8d8;
  font-size: 13px;
}
.page-banner-crumbs a:hover {
  color: var(--white);
}

/* ============================================================
   新闻/帮助 列表页
   ============================================================ */
.docs-page {
  padding-block: var(--section-space);
  background: var(--white);
}
.docs-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: var(--gap);
}
.docs-side {
  align-self: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}
.docs-side-title {
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 700;
}
.docs-side a {
  display: block;
  padding: 9px 12px;
  border-radius: var(--radius-control);
  color: var(--muted);
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}
.docs-side a:hover {
  background: var(--ice-light);
  color: var(--ink);
}
.docs-side a.is-active {
  background: var(--ice);
  color: var(--blue);
  font-weight: 600;
}
.docs-search {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
}
.docs-search input {
  flex: 1;
  min-width: 0;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--white);
  color: var(--ink);
  font-size: 14px;
  font-family: var(--font);
}
.docs-search input:focus {
  outline: none;
  border-color: var(--blue);
}
.docs-search button {
  padding: 10px 22px;
  border: 1px solid var(--blue);
  border-radius: var(--radius-control);
  background: var(--blue);
  color: var(--white);
  font-size: 14px;
  cursor: pointer;
}
.docs-search button:hover {
  background: var(--blue-hover);
}
.doc-list-item {
  display: block;
  padding: 18px 4px;
  border-bottom: 1px solid var(--ice-light);
}
.doc-list-item-title {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  transition: color 0.2s;
}
.doc-list-item:hover .doc-list-item-title {
  color: var(--blue);
}
.doc-list-item-top {
  flex: none;
  padding: 1px 7px;
  border-radius: 3px;
  background: var(--danger);
  color: var(--white);
  font-size: 11px;
  font-weight: 600;
}
.doc-list-item-desc {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.doc-list-item-meta {
  display: flex;
  gap: 18px;
  margin-top: 8px;
  color: #8496a9;
  font-size: 12.5px;
}
.docs-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}
.docs-pagination a,
.docs-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--white);
  color: var(--ink);
  font-size: 13px;
}
.docs-pagination a:hover {
  border-color: var(--blue);
  color: var(--blue);
}
.docs-pagination .active {
  border-color: var(--blue);
  background: var(--blue);
  color: var(--white);
}
.docs-pagination a.disabled {
  pointer-events: none;
  opacity: 0.45;
}
@media (max-width: 1024px) {
  .docs-layout {
    grid-template-columns: 1fr;
  }
  .docs-side {
    position: static;
  }
}

/* 新闻/帮助 详情页 */
.article-page {
  padding-block: var(--section-space);
  background: var(--white);
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: var(--gap);
}
.article-box {
  min-width: 0;
  padding: clamp(20px, 3vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}
.article-title {
  color: var(--navy);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  line-height: 1.5;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ice-light);
  color: #8496a9;
  font-size: 13px;
}
.article-content {
  margin-top: 22px;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.9;
  overflow-wrap: break-word;
}
.article-content img {
  max-width: 100%;
  height: auto;
}
.article-content h1,
.article-content h2,
.article-content h3 {
  margin: 1.4em 0 0.6em;
  color: var(--navy);
  line-height: 1.5;
}
.article-content p {
  margin: 0.8em 0;
}
.article-content pre {
  padding: 14px;
  border-radius: var(--radius);
  background: var(--ice-light);
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.6;
}
.article-content code {
  font-family: Consolas, Monaco, "Courier New", monospace;
}
.article-content a {
  color: var(--blue);
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
}
.article-content table th,
.article-content table td {
  border: 1px solid var(--line);
  padding: 8px 12px;
  font-size: 14px;
}
.article-side .docs-side {
  position: sticky;
  top: calc(var(--header-height) + 16px);
}
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-side .docs-side {
    position: static;
  }
}

/* ============================================================
   联系我们页
   ============================================================ */
.contact-page {
  padding-block: var(--section-space);
  background: var(--white);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--gap);
}
.contact-card {
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.contact-card svg {
  width: 38px;
  height: 38px;
  color: var(--blue);
}
.contact-card h3 {
  margin-top: 14px;
  color: var(--navy);
  font-size: 17px;
  font-weight: 700;
}
.contact-card p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}
.contact-card a {
  display: inline-block;
  margin-top: 12px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 600;
}
.contact-card a:hover {
  color: var(--blue-hover);
}
.contact-map {
  margin-top: var(--gap);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ice-light);
}
.contact-map img {
  display: block;
  width: 100%;
  height: 340px;
  object-fit: cover;
}

/* ============================================================
   关于我们页
   ============================================================ */
.about-page {
  padding-block: var(--section-space);
  background: var(--white);
}
.about-block + .about-block {
  margin-top: calc(var(--section-space) - 20px);
}
.about-brief {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: calc(var(--gap) * 1.4);
  align-items: center;
}
.about-brief-text h2 {
  color: var(--navy);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
}
.about-brief-text .article-content {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.9;
}
.about-brief-img {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}
.about-brief-img img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}
.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
  margin-top: 26px;
}
.about-value {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--ice-light);
}
.about-value h3 {
  color: var(--blue);
  font-size: 15px;
  font-weight: 700;
}
.about-value p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}
.about-culture-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: calc(var(--gap) * 1.4);
  align-items: center;
}
.about-culture-row.reverse .about-brief-img {
  order: -1;
}
.about-course {
  margin-top: 26px;
  border-left: 2px solid var(--surface-line);
  padding-left: 26px;
}
.about-course-item {
  position: relative;
  padding-bottom: 26px;
}
.about-course-item::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px var(--ice);
}
.about-course-time {
  color: var(--blue);
  font-size: 15px;
  font-weight: 700;
}
.about-course-title {
  margin-top: 4px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 600;
}
.about-course-desc {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}
.about-env-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--gap);
  margin-top: 26px;
}
.about-env-grid img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}
@media (max-width: 1024px) {
  .about-brief,
  .about-culture-row {
    grid-template-columns: 1fr;
  }
  .about-values {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   404 页
   ============================================================ */
.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 62vh;
  padding: 60px var(--gutter);
  text-align: center;
  background: var(--white);
}
.error-code {
  color: var(--blue);
  font-size: clamp(64px, 10vw, 110px);
  font-weight: 700;
  line-height: 1.1;
}
.error-text {
  margin-top: 12px;
  color: var(--muted);
  font-size: 15px;
}
.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

/* ============================================================
   弹窗通知（notification）
   ============================================================ */
.ywy-modal-mask {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgb(19 35 61 / 55%);
}
.ywy-modal-mask.is-open {
  display: flex;
}
.ywy-modal {
  position: relative;
  width: min(480px, 100%);
  max-height: 80vh;
  overflow: auto;
  padding: 30px 30px 26px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-pop);
}
.ywy-modal h3 {
  color: var(--navy);
  font-size: 19px;
  font-weight: 700;
}
.ywy-modal-body {
  margin-top: 14px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.8;
  overflow-wrap: break-word;
}
.ywy-modal-body img {
  max-width: 100%;
}
.ywy-modal-close {
  margin-top: 22px;
  width: 100%;
}


/* ============================================================
   登录态用户区（桌面悬停下拉）
   ============================================================ */
.header-user {
  position: relative;
}
.user-entry {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 4px;
}
.user-entry:hover {
  background: #f5f9ff;
}
.user-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2f8bff, #0052d9);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}
.user-name {
  color: var(--navy);
  font-size: 14px;
  font-weight: 600;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 170px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 0 0 4px 4px;
  box-shadow: var(--shadow-pop);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  z-index: 80;
}
.header-user:hover .user-dropdown,
.header-user.is-open .user-dropdown {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.user-dropdown a {
  display: block;
  padding: 10px 16px;
  color: var(--ink);
  font-size: 13.5px;
  border-bottom: 1px solid var(--ice-light);
}
.user-dropdown a:last-child {
  border-bottom: none;
}
.user-dropdown a:hover {
  color: var(--blue);
  background: #f5f9ff;
}


/* ============================================================
   移动端导航（必须位于文件末尾：覆盖上方 .mega-menu 基础悬浮定位）
   ============================================================ */
@media (max-width: 1024px) {
  /* 关键：li 桌面样式是 display:flex（横向），移动端必须重置为块级堆叠 */
  .nav-list > li.nav-dropdown {
    display: block !important;
    position: static !important;
  }
  .mega-menu {
    display: none !important;
    position: static !important;
    transform: none !important;
    top: auto !important;
    left: auto !important;
    width: auto !important;
    border: none !important;
    border-top: 1px dashed var(--ice-light) !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 2px 0 10px !important;
  }
  .nav-list > li.nav-dropdown.is-open .mega-menu {
    display: block !important;
  }
  .mega-menu-inner {
    display: block !important;
    grid-template-columns: none !important;
    gap: 0 !important;
  }
  .mega-column {
    display: block !important;
  }
  .mega-column > strong {
    display: block !important;
    margin: 10px 0 4px !important;
    padding-left: 14px;
    color: var(--blue) !important;
    font-size: 13px !important;
  }
  .mega-column a {
    display: block !important;
    padding: 10px 0 10px 26px !important;
    font-size: 13.5px !important;
    white-space: normal !important;
  }
  .header-user {
    width: 100%;
  }
  .user-dropdown {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    box-shadow: none !important;
    border: none !important;
    display: flex !important;
    gap: 10px !important;
    padding: 4px 0 0 !important;
    min-width: 0 !important;
  }
  .user-dropdown a {
    flex: 1 !important;
    text-align: center !important;
    border: 1px solid var(--ice-light) !important;
  }
}


/* ============================================================
   首页产品区（AJAX 抓取 /cart 数据）作用域修正
   ============================================================ */
#ywyHomeProducts { margin-top: 26px; }
#ywyHomeProducts .ywy-cart-filters { margin-top: 0 !important; }
#ywyHomeProducts .ywy-cart-listing { margin-top: 18px; }
#ywyHomeProducts .ywy-cart-overview { display: none !important; }


/* ============================================================
   首页产品区加载态（抓取完成前隐藏默认内容，防止闪烁）
   ============================================================ */
#ywyHomeProducts.hp-loading {
  position: relative;
  min-height: 230px;
}
#ywyHomeProducts.hp-loading > * {
  visibility: hidden;
}
#ywyHomeProducts.hp-loading::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 90px;
  width: 26px;
  height: 26px;
  margin-left: -13px;
  border-radius: 50%;
  border: 3px solid #e3ecf7;
  border-top-color: #006eff;
  animation: ywySpin .8s linear infinite;
}
@keyframes ywySpin {
  to { transform: rotate(360deg); }
}


/* 首页公告区加载态（与产品区同一套动画） */
#ywyHomeNews.hp-loading {
  position: relative;
  min-height: 180px;
}
#ywyHomeNews.hp-loading > * {
  visibility: hidden;
}
#ywyHomeNews.hp-loading::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 60px;
  width: 26px;
  height: 26px;
  margin-left: -13px;
  border-radius: 50%;
  border: 3px solid #e3ecf7;
  border-top-color: #006eff;
  animation: ywySpin .8s linear infinite;
}

.ywy-no-news {
  padding: 22px 0;
  color: #9aa9bb;
  font-size: 13.5px;
}