/* roulang page: index */
:root {
  --main-blue: #1D6DB5;
  --deep-blue: #104E8E;
  --soft-blue: #E7F0F9;
  --bg: #F6F8FB;
  --surface: #FFFFFF;
  --text-primary: #16324A;
  --text-muted: #5B7694;
  --border: #D9E3EE;
  --accent-gold: #F5A623;
  --success: #21A67A;
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-badge: 16px;
  --shadow-card: 0 8px 30px rgba(11,46,78,0.08);
  --shadow-hover: 0 14px 36px rgba(11,46,78,0.14);
  --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--main-blue);
  text-decoration: none;
  transition: color .2s;
}
a:hover {
  color: var(--deep-blue);
}
button, input, select, textarea {
  font-family: inherit;
}
:focus-visible {
  outline: 2px solid var(--main-blue);
  outline-offset: 2px;
  border-radius: 4px;
}
.container {
  max-width: 1240px;
  padding-left: 24px;
  padding-right: 24px;
}
.section {
  padding: 84px 0;
}
.section-head {
  margin-bottom: 48px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: .5px;
}
.section-head p {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 560px;
  margin: 0 auto;
}
.section-head.text-center p {
  margin-left: auto;
  margin-right: auto;
}
/* 按钮 */
.btn {
  height: 44px;
  padding: 0 26px;
  border-radius: var(--radius-btn);
  font-weight: 500;
  font-size: 15px;
  transition: background .2s, box-shadow .2s, transform .2s, color .2s;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-lg {
  height: 50px;
  padding: 0 32px;
  font-size: 16px;
}
.btn-primary {
  background: var(--main-blue);
  color: #fff;
  box-shadow: 0 6px 18px rgba(29,109,181,.25);
}
.btn-primary:hover {
  background: var(--deep-blue);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(29,109,181,.32);
  color: #fff;
}
.btn-primary:active {
  transform: translateY(-1px);
}
.btn-outline-primary {
  background: var(--surface);
  color: var(--main-blue);
  border: 1px solid var(--main-blue);
}
.btn-outline-primary:hover {
  background: var(--soft-blue);
  border-color: var(--deep-blue);
  color: var(--deep-blue);
  transform: translateY(-2px);
}
.btn-outline-primary:active {
  transform: translateY(-1px);
}
.btn-gold {
  background: var(--accent-gold);
  color: #16324A;
  box-shadow: 0 6px 18px rgba(245,166,35,.32);
}
.btn-gold:hover {
  background: #E09515;
  color: #16324A;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(245,166,35,.4);
}
.btn-gold:active {
  transform: translateY(-1px);
}
/* 导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  box-shadow: 0 1px 0 rgba(11,46,78,.08);
  transition: box-shadow .3s, background .3s;
}
.site-header.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  box-shadow: 0 6px 24px rgba(11,46,78,.1);
}
.site-header .navbar {
  min-height: 76px;
  padding: 0;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: .5px;
}
.navbar-brand:hover {
  color: var(--text-primary);
}
.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--main-blue), var(--deep-blue));
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(29,109,181,.3);
}
.brand-text {
  color: var(--text-primary);
}
.navbar-nav {
  gap: 6px;
}
.navbar-nav .nav-link {
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  position: relative;
  border-radius: 0;
  transition: color .2s;
}
.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: var(--main-blue);
  transition: width .25s;
}
.navbar-nav .nav-link:hover {
  color: var(--main-blue);
}
.navbar-nav .nav-link:hover::after {
  width: 60%;
}
.navbar-nav .nav-link.active {
  color: var(--main-blue);
  font-weight: 600;
}
.navbar-nav .nav-link.active::after {
  width: 100%;
}
.navbar-toggler {
  border: none;
  padding: 8px;
}
.navbar-toggler:focus {
  box-shadow: none;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2316324A' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  width: 26px;
  height: 26px;
}
/* Hero */
.hero-section {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 80px 0;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(135deg, #FFFFFF 0%, #E7F0F9 100%);
  opacity: .88;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 20px 0;
}
.hero-tag {
  display: inline-block;
  background: rgba(29,109,181,.1);
  color: var(--main-blue);
  border: 1px solid rgba(29,109,181,.2);
  padding: 6px 16px;
  border-radius: var(--radius-badge);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
  letter-spacing: .5px;
}
.hero-section h1 {
  font-size: 46px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
/* 玩法流程 */
.steps-row {
  position: relative;
}
.step-card {
  background: var(--surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 36px 28px 30px;
  height: 100%;
  position: relative;
  transition: transform .3s, box-shadow .3s;
  border: 1px solid transparent;
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.step-num {
  position: absolute;
  top: 26px;
  right: 26px;
  font-size: 40px;
  font-weight: 700;
  color: #E4ECF5;
  line-height: 1;
  font-family: "PingFang SC", sans-serif;
}
.step-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--soft-blue);
  color: var(--main-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}
.step-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.step-card p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 0;
  line-height: 1.65;
}
/* 奖励预览 */
.reward-section {
  background: var(--surface);
}
.reward-card {
  background: var(--bg);
  border-radius: var(--radius-card);
  padding: 32px;
  display: flex;
  gap: 22px;
  align-items: flex-start;
  transition: box-shadow .3s, transform .3s;
  height: 100%;
  border: 1px solid #EDF2F8;
}
.reward-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.reward-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: linear-gradient(135deg, #FFF8EC, #FDEED5);
  color: var(--accent-gold);
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(245,166,35,.2);
}
.reward-info {
  flex: 1;
}
.reward-info h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.reward-info p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.65;
}
.reward-tag {
  display: inline-block;
  background: rgba(245,166,35,.14);
  color: #C37E0C;
  font-size: 13px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: var(--radius-badge);
  margin-bottom: 14px;
}
.reward-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--main-blue);
  border-top: 1px solid var(--border);
  padding-top: 14px;
  width: 100%;
}
.reward-link:hover {
  color: var(--deep-blue);
}
/* 任务进度 */
.progress-section {
  background: var(--soft-blue);
}
.progress-panel {
  background: var(--surface);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  padding: 48px;
  position: relative;
}
.progress-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}
.progress-head h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
}
.progress-percent {
  font-size: 34px;
  font-weight: 700;
  color: var(--accent-gold);
  letter-spacing: -.5px;
}
.progress-track {
  background: #EDF1F6;
  height: 10px;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 36px;
}
.progress-fill {
  height: 100%;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--main-blue), var(--accent-gold));
  width: 68%;
  transition: width .6s ease;
}
.milestones {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 36px;
}
.milestone {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-muted);
}
.milestone .ms-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.milestone.done .ms-icon {
  background: rgba(33,166,122,.14);
  color: var(--success);
}
.milestone.active .ms-icon {
  background: rgba(245,166,35,.16);
  color: var(--accent-gold);
}
.milestone.wait .ms-icon {
  background: #EDF1F6;
  color: #A8BFD4;
}
.progress-action {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #EDF2F8;
}
/* 资讯列表 */
.news-card {
  background: var(--surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  display: flex;
  gap: 20px;
  padding: 16px;
  margin-bottom: 20px;
  transition: box-shadow .3s, transform .3s;
  border: 1px solid transparent;
}
.news-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.news-thumb {
  width: 144px;
  min-width: 144px;
  height: 96px;
  border-radius: 10px;
  overflow: hidden;
  background: var(--soft-blue);
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-body {
  flex: 1;
  min-width: 0;
}
.news-badge {
  display: inline-block;
  background: rgba(29,109,181,.1);
  color: var(--main-blue);
  font-size: 13px;
  font-weight: 500;
  padding: 3px 12px;
  border-radius: var(--radius-badge);
  margin-bottom: 8px;
}
.news-body h4 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
  line-height: 1.4;
}
.news-body h4 a {
  color: var(--text-primary);
  transition: color .2s;
}
.news-body h4 a:hover {
  color: var(--main-blue);
}
.news-body p {
  font-size: 14px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-bottom: 8px;
}
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: #A8BFD4;
}
.news-meta a {
  font-weight: 500;
  color: var(--main-blue);
}
.news-meta a:hover {
  color: var(--deep-blue);
}
.empty-state {
  background: #FBFCFE;
  border: 1px dashed var(--border);
  border-radius: var(--radius-card);
  padding: 56px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 15px;
}
/* FAQ */
.faq-section {
  background: var(--surface);
}
.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 2px 8px rgba(11,46,78,.04);
}
.accordion-item:first-of-type,
.accordion-item:last-of-type {
  border-radius: var(--radius-card);
}
.accordion-button {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  background: transparent;
  padding: 20px 24px;
  box-shadow: none;
  gap: 12px;
}
.accordion-button:not(.collapsed) {
  color: var(--main-blue);
  background: rgba(29,109,181,.04);
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: none;
  outline: none;
}
.accordion-button::after {
  background-image: none;
  content: "\002B";
  font-size: 22px;
  font-weight: 400;
  color: var(--main-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  transition: transform .25s;
  order: 2;
  margin-left: auto;
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
  background-image: none;
  color: var(--deep-blue);
}
.accordion-body {
  padding: 4px 24px 20px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
}
/* CTA */
.cta-section {
  padding: 84px 0;
  position: relative;
}
.cta-inner {
  background: var(--soft-blue);
  border-radius: 20px;
  padding: 64px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(29,109,181,.10) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}
.cta-inner h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  position: relative;
}
.cta-inner p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 28px;
  position: relative;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
}
/* 页脚 */
.site-footer {
  background: #0B2E4E;
  color: #A8BFD4;
  padding: 56px 0 0;
  font-size: 14px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-brand .brand-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #2E88D0, #1D6DB5);
  color: #fff;
  font-size: 22px;
}
.footer-brand .footer-brand-name {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .5px;
}
.footer-desc {
  color: #8AA8C4;
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: 0;
}
.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--accent-gold);
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: #A8BFD4;
  font-size: 14px;
  transition: color .2s, padding-left .2s;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 12px;
  color: #A8BFD4;
}
.footer-contact i {
  color: var(--accent-gold);
  margin-top: 4px;
  width: 18px;
}
.footer-bottom {
  border-top: 1px solid rgba(168,191,212,.18);
  margin-top: 40px;
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: #7A9CBD;
}
/* 响应式 */
@media (max-width: 991px) {
  .section {
    padding: 64px 0;
  }
  .navbar-nav {
    padding: 16px 0;
    gap: 4px;
  }
  .navbar-nav .nav-link {
    padding: 12px 16px;
    border-radius: 8px;
  }
  .navbar-nav .nav-link::after {
    display: none;
  }
  .navbar-nav .nav-link.active {
    background: rgba(29,109,181,.1);
  }
  .hero-section {
    min-height: 480px;
    padding: 60px 0;
  }
  .hero-section h1 {
    font-size: 34px;
  }
}
@media (max-width: 767px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .section {
    padding: 48px 0;
  }
  .section-head {
    margin-bottom: 32px;
  }
  .section-head h2 {
    font-size: 24px;
  }
  .hero-section {
    min-height: 420px;
    padding: 48px 0;
  }
  .hero-section h1 {
    font-size: 28px;
  }
  .hero-subtitle {
    font-size: 15px;
    margin-bottom: 24px;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .progress-panel {
    padding: 28px 20px;
  }
  .progress-head {
    flex-direction: column;
    align-items: flex-start;
  }
  .milestones {
    flex-direction: column;
    gap: 12px;
  }
  .news-card {
    flex-direction: column;
    gap: 14px;
  }
  .news-thumb {
    width: 100%;
    height: 160px;
  }
  .news-body p {
    white-space: normal;
  }
  .cta-inner {
    padding: 40px 24px;
  }
  .cta-inner h2 {
    font-size: 24px;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .reward-card {
    flex-direction: column;
  }
  .footer-bottom {
    font-size: 12px;
  }
}
@media (max-width: 520px) {
  .hero-actions {
    flex-direction: column;
  }
  .step-card {
    padding: 28px 20px 24px;
  }
  .progress-head h3 {
    font-size: 20px;
  }
  .news-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

/* roulang page: category1 */
:root {
            --main-blue: #1D6DB5;
            --deep-blue: #104E8E;
            --soft-blue: #E7F0F9;
            --bg: #F6F8FB;
            --surface: #FFFFFF;
            --text-primary: #16324A;
            --text-muted: #5B7694;
            --border: #D9E3EE;
            --accent-gold: #F5A623;
            --success: #21A67A;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 16px;
            --shadow-card: 0 8px 30px rgba(11, 46, 78, 0.08);
            --shadow-hover: 0 14px 36px rgba(11, 46, 78, 0.14);
            --transition-base: all 0.3s ease;
            --font-stack: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg);
            color: var(--text-primary);
            font-size: 15px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--main-blue);
            text-decoration: none;
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--deep-blue);
        }

        img {
            max-width: 100%;
            height: auto;
        }

        .container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header & Navigation */
        .site-header {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 2px 16px rgba(11, 46, 78, 0.06);
            border-bottom: 1px solid rgba(217, 227, 238, 0.6);
        }

        .site-header .navbar {
            padding-top: 14px;
            padding-bottom: 14px;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--deep-blue);
            padding: 0;
            margin: 0;
        }

        .navbar-brand:hover {
            color: var(--deep-blue);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--main-blue), var(--deep-blue));
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            border-radius: 10px;
            flex-shrink: 0;
        }

        .brand-text {
            letter-spacing: 0.02em;
        }

        .navbar-toggler {
            border: 1px solid var(--border);
            padding: 6px 10px;
            border-radius: 8px;
            background: var(--surface);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(29, 109, 181, 0.2);
        }

        .navbar-toggler-icon {
            width: 20px;
            height: 20px;
        }

        .navbar-nav {
            gap: 8px;
        }

        .nav-item .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            padding: 8px 14px !important;
            border-bottom: 3px solid transparent;
            border-radius: 0;
            margin: 0 2px;
            transition: all 0.3s ease;
            position: relative;
        }

        .nav-item .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--main-blue);
            border-radius: 4px;
            transition: width 0.3s ease;
        }

        .nav-item .nav-link:hover {
            color: var(--main-blue);
        }

        .nav-item .nav-link:hover::after {
            width: 60%;
        }

        .nav-item .nav-link.active {
            color: var(--main-blue);
            font-weight: 600;
        }

        .nav-item .nav-link.active::after {
            width: 100%;
        }

        /* Page Banner */
        .page-banner {
            background: linear-gradient(135deg, #FFFFFF 0%, var(--soft-blue) 100%);
            padding: 56px 0 48px;
            position: relative;
            border-bottom: 1px solid rgba(217, 227, 238, 0.6);
            overflow: hidden;
        }

        .page-banner::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(29, 109, 181, 0.06);
        }

        .page-banner::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: 30%;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(245, 166, 35, 0.05);
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-badge);
            padding: 4px 14px;
            font-size: 13px;
            color: var(--main-blue);
            font-weight: 500;
            margin-bottom: 18px;
            box-shadow: 0 2px 10px rgba(11, 46, 78, 0.04);
        }

        .banner-badge i {
            font-size: 14px;
        }

        .page-banner h1 {
            font-size: 40px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }

        .page-banner h1 span {
            color: var(--main-blue);
        }

        .banner-desc {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 620px;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }

        .breadcrumb-wrap {
            background: transparent;
            padding: 0;
            position: relative;
            z-index: 1;
        }

        .breadcrumb-wrap .breadcrumb {
            margin-bottom: 0;
            --bs-breadcrumb-divider-color: #A8BFD4;
            --bs-breadcrumb-item-active-color: var(--text-muted);
            font-size: 14px;
        }

        .breadcrumb-wrap .breadcrumb a {
            color: var(--main-blue);
        }

        /* Timeline + Sidebar section */
        .section-padding {
            padding: 80px 0;
        }

        .section-title-block {
            margin-bottom: 40px;
        }

        .section-overline {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--main-blue);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title-block h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .section-title-block p {
            color: var(--text-muted);
            font-size: 15px;
        }

        /* Timeline */
        .timeline-wrap {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px;
            position: relative;
        }

        .timeline-item {
            position: relative;
            display: flex;
            gap: 20px;
            padding: 20px 0 24px;
            border-bottom: 1px solid #EFF4F9;
        }

        .timeline-item:last-child {
            border-bottom: none;
            padding-bottom: 4px;
        }

        .timeline-date {
            flex-shrink: 0;
            width: 90px;
            padding-top: 4px;
        }

        .timeline-date .day {
            font-size: 26px;
            font-weight: 700;
            color: var(--main-blue);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }

        .timeline-date .month {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .timeline-body {
            flex: 1;
            padding-left: 20px;
            border-left: 3px solid var(--soft-blue);
            position: relative;
        }

        .timeline-body::before {
            content: "";
            position: absolute;
            left: -7px;
            top: 8px;
            width: 11px;
            height: 11px;
            background: var(--main-blue);
            border-radius: 50%;
            border: 2px solid #fff;
            box-shadow: 0 0 0 2px var(--soft-blue);
        }

        .timeline-tag {
            display: inline-block;
            background: var(--soft-blue);
            color: var(--main-blue);
            font-size: 12px;
            font-weight: 500;
            padding: 2px 12px;
            border-radius: 12px;
            margin-bottom: 6px;
        }

        .timeline-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            transition: var(--transition-base);
        }

        .timeline-title:hover {
            color: var(--main-blue);
        }

        .timeline-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Sidebar cards */
        .sidebar-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 24px;
        }

        .sidebar-card-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid #EFF4F9;
        }

        .sidebar-card-header .icon {
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 9px;
            background: var(--soft-blue);
            color: var(--main-blue);
            font-size: 14px;
        }

        .sidebar-card-header .icon.gold {
            background: #FFF4E0;
            color: var(--accent-gold);
        }

        .sidebar-card-header h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0;
        }

        .sidebar-pin-item {
            padding: 12px 0;
            border-bottom: 1px dashed var(--border);
        }

        .sidebar-pin-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-pin-item a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-primary);
            line-height: 1.5;
            display: block;
        }

        .sidebar-pin-item a:hover {
            color: var(--main-blue);
        }

        .sidebar-pin-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .sidebar-pin-meta i {
            font-size: 12px;
            margin-right: 2px;
        }

        /* Announcement gallery */
        .announcement-gallery {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .gallery-img-wrap {
            position: relative;
            padding-top: 62%;
            height: 100%;
        }

        .gallery-img-wrap img {
            position: absolute;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .gallery-item {
            position: relative;
            display: block;
            overflow: hidden;
        }

        .gallery-item:hover .gallery-img-wrap img {
            transform: scale(1.04);
        }

        .gallery-item:hover {
            color: inherit;
        }

        .gallery-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(11, 46, 78, 0.78), transparent);
            padding: 40px 24px 18px;
            color: #fff;
        }

        .gallery-overlay .gallery-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 2px;
        }

        .gallery-overlay .gallery-sub {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.8);
        }

        /* Data strip */
        .data-strip {
            background: var(--deep-blue);
            border-radius: 16px;
            padding: 40px 48px;
            color: #fff;
            position: relative;
            overflow: hidden;
            margin-top: 80px;
        }

        .data-strip::before {
            content: "";
            position: absolute;
            top: -40px;
            right: 10%;
            width: 180px;
            height: 180px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .data-item {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .data-item .number {
            font-size: 42px;
            font-weight: 700;
            color: var(--accent-gold);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

        .data-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-section {
            background: var(--surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 40px;
        }

        .accordion-item {
            border: 1px solid var(--border);
            border-radius: 10px !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--surface);
        }

        .accordion-button {
            font-size: 15px;
            font-weight: 500;
            padding: 18px 20px;
            color: var(--text-primary);
            background: var(--surface);
            border: none;
            box-shadow: none;
        }

        .accordion-button:not(.collapsed) {
            color: var(--main-blue);
            background: var(--soft-blue);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(29, 109, 181, 0.15);
        }

        .accordion-button::after {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            margin-left: auto;
            background-size: 20px;
            transition: var(--transition-base);
        }

        .accordion-body {
            padding: 4px 20px 18px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: var(--soft-blue);
            border-radius: 16px;
            padding: 48px 40px;
            text-align: center;
            margin-top: 80px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: radial-gradient(rgba(29, 109, 181, 0.1) 1px, transparent 1px);
            background-size: 24px 24px;
        }

        .cta-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            color: var(--text-muted);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition-base);
            border: none;
            cursor: pointer;
        }

        .btn:focus,
        .btn:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(29, 109, 181, 0.25);
        }

        .btn-primary {
            background: var(--main-blue);
            color: #fff;
            box-shadow: 0 4px 14px rgba(29, 109, 181, 0.28);
        }

        .btn-primary:hover {
            background: var(--deep-blue);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(29, 109, 181, 0.35);
        }

        .btn-primary:active {
            transform: translateY(-1px);
        }

        .btn-outline-primary {
            background: transparent;
            border: 1px solid var(--main-blue);
            color: var(--main-blue);
        }

        .btn-outline-primary:hover {
            background: var(--soft-blue);
            color: var(--deep-blue);
            border-color: var(--deep-blue);
            transform: translateY(-2px);
        }

        .btn-gold {
            background: var(--accent-gold);
            color: var(--text-primary);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.3);
        }

        .btn-gold:hover {
            background: #E09515;
            color: var(--text-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.38);
        }

        /* Footer */
        .site-footer {
            background: #0B2E4E;
            color: #A8BFD4;
            margin-top: 0;
        }

        .site-footer .container {
            padding-top: 56px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-brand .brand-icon {
            width: 44px;
            height: 44px;
            font-size: 20px;
        }

        .footer-brand-name {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(168, 191, 212, 0.8);
            margin-bottom: 16px;
            max-width: 280px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: rgba(168, 191, 212, 0.85);
            font-size: 14px;
            transition: var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--accent-gold);
            text-decoration: none;
            padding-left: 4px;
        }

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-contact li {
            font-size: 14px;
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: rgba(168, 191, 212, 0.85);
            word-break: break-all;
        }

        .footer-contact i {
            color: var(--accent-gold);
            margin-top: 3px;
            width: 16px;
            text-align: center;
            flex-shrink: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(168, 191, 212, 0.15);
            padding: 18px 0;
            margin-top: 40px;
            font-size: 13px;
            color: rgba(168, 191, 212, 0.6);
            text-align: center;
        }

        .footer-bottom .container {
            padding-top: 0;
            padding-bottom: 0;
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: #fff;
                padding: 16px;
                border-radius: 12px;
                box-shadow: var(--shadow-card);
                margin-top: 12px;
            }

            .navbar-nav {
                gap: 4px;
            }

            .nav-item .nav-link {
                padding: 10px 16px !important;
                border-radius: 8px;
                border-bottom: none;
            }

            .nav-item .nav-link::after {
                display: none;
            }

            .nav-item .nav-link.active {
                background: var(--soft-blue);
                color: var(--main-blue);
                font-weight: 600;
            }

            .page-banner h1 {
                font-size: 32px;
            }

            .section-padding {
                padding: 60px 0;
            }

            .data-strip {
                padding: 32px;
            }

            .data-item .number {
                font-size: 32px;
            }

            .cta-section {
                padding: 36px 24px;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-banner {
                padding: 40px 0 32px;
            }

            .page-banner h1 {
                font-size: 28px;
            }

            .banner-desc {
                font-size: 14px;
            }

            .section-padding {
                padding: 48px 0;
            }

            .section-title-block h2 {
                font-size: 24px;
            }

            .timeline-wrap {
                padding: 16px;
            }

            .timeline-item {
                flex-direction: column;
                gap: 8px;
            }

            .timeline-date {
                width: auto;
                display: flex;
                align-items: baseline;
                gap: 6px;
            }

            .timeline-date .day {
                font-size: 20px;
            }

            .timeline-body {
                padding-left: 16px;
            }

            .sidebar-card {
                padding: 20px;
            }

            .data-strip {
                margin-top: 48px;
            }

            .faq-section {
                padding: 24px 16px;
            }

            .cta-section {
                margin-top: 48px;
                padding: 32px 20px;
            }

            .cta-section .btn {
                width: 100%;
                margin-bottom: 10px;
            }

            .footer-bottom {
                display: flex;
                flex-wrap: wrap;
                justify-content: center;
            }
        }

        @media (max-width: 575.98px) {
            .btn {
                width: 100%;
            }

            .page-banner h1 {
                font-size: 26px;
            }

            .gallery-overlay .gallery-title {
                font-size: 13px;
            }
        }

/* roulang page: article */
:root {
        --main-blue: #1D6DB5;
        --deep-blue: #104E8E;
        --soft-blue: #E7F0F9;
        --bg: #F6F8FB;
        --surface: #FFFFFF;
        --text-primary: #16324A;
        --text-muted: #5B7694;
        --border: #D9E3EE;
        --accent-gold: #F5A623;
        --success: #21A67A;
        --radius: 12px;
        --radius-sm: 8px;
        --radius-lg: 16px;
        --shadow: 0 8px 30px rgba(11, 46, 78, 0.08);
        --shadow-hover: 0 14px 36px rgba(11, 46, 78, 0.14);
        --font-base: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-base);
        background: var(--bg);
        color: var(--text-primary);
        line-height: 1.7;
        font-size: 15px;
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: var(--main-blue);
        text-decoration: none;
        transition: color 0.2s ease;
    }

    a:hover {
        color: var(--deep-blue);
    }

    img {
        max-width: 100%;
        height: auto;
    }

    .container {
        max-width: 1280px;
        padding-left: 24px;
        padding-right: 24px;
    }

    .btn {
        height: 44px;
        padding: 0 24px;
        border-radius: var(--radius-sm);
        font-size: 15px;
        font-weight: 500;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
        border: 1px solid transparent;
    }

    .btn-primary {
        background: var(--main-blue);
        border-color: var(--main-blue);
        color: #fff;
        box-shadow: 0 6px 16px rgba(29, 109, 181, 0.22);
    }

    .btn-primary:hover {
        background: var(--deep-blue);
        border-color: var(--deep-blue);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 10px 24px rgba(16, 78, 142, 0.28);
    }

    .btn-outline-primary {
        background: transparent;
        border: 1px solid var(--main-blue);
        color: var(--main-blue);
    }

    .btn-outline-primary:hover {
        background: var(--soft-blue);
        border-color: var(--deep-blue);
        color: var(--deep-blue);
    }

    .btn:focus-visible,
    a:focus-visible,
    .nav-link:focus-visible {
        outline: 2px solid var(--main-blue);
        outline-offset: 2px;
    }

    /* ===== Header ===== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border-bottom: 1px solid rgba(217, 227, 238, 0.6);
        box-shadow: 0 2px 16px rgba(11, 46, 78, 0.05);
    }

    .site-header .navbar {
        padding: 14px 0;
        min-height: 70px;
    }

    .navbar-brand {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .brand-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        background: var(--main-blue);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        font-weight: 700;
        flex-shrink: 0;
    }

    .brand-text {
        font-size: 20px;
        font-weight: 700;
        color: var(--deep-blue);
        letter-spacing: 0.02em;
        white-space: nowrap;
    }

    .navbar-nav .nav-link {
        font-size: 15px;
        font-weight: 500;
        color: var(--text-primary);
        padding: 8px 2px;
        margin: 0 16px;
        position: relative;
        background: transparent;
        border-bottom: 2px solid transparent;
        transition: color 0.3s ease;
    }

    .navbar-nav .nav-link::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: -2px;
        width: 0;
        height: 2px;
        background: var(--main-blue);
        transition: width 0.3s ease;
    }

    .navbar-nav .nav-link:hover {
        color: var(--main-blue);
    }

    .navbar-nav .nav-link:hover::after {
        width: 100%;
    }

    .navbar-nav .nav-link.active {
        color: var(--main-blue);
        font-weight: 600;
    }

    .navbar-nav .nav-link.active::after {
        width: 100%;
        height: 2px;
    }

    .navbar-toggler {
        border: none;
        padding: 6px 10px;
    }

    .navbar-toggler:focus {
        box-shadow: none;
    }

    .navbar-toggler-icon {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(22,50,74,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    /* ===== Breadcrumb ===== */
    .article-breadcrumb {
        padding: 20px 0 8px;
        background: transparent;
    }

    .article-breadcrumb .breadcrumb {
        margin: 0;
        padding: 0;
        background: transparent;
    }

    .article-breadcrumb .breadcrumb-item {
        font-size: 14px;
        color: var(--text-muted);
    }

    .article-breadcrumb .breadcrumb-item a {
        color: var(--text-muted);
        transition: color 0.2s;
    }

    .article-breadcrumb .breadcrumb-item a:hover {
        color: var(--main-blue);
    }

    .article-breadcrumb .breadcrumb-item.active {
        color: var(--text-primary);
        font-weight: 500;
        max-width: 280px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .article-breadcrumb .breadcrumb-item+.breadcrumb-item::before {
        content: "›";
        color: var(--border);
        padding: 0 8px;
        font-size: 18px;
        line-height: 1;
    }

    /* ===== Article Meta Bar（动态TDK预览区） ===== */
    .article-meta-bar {
        background: var(--soft-blue);
        border-radius: var(--radius);
        padding: 14px 20px;
        margin: 12px 0 32px;
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        align-items: center;
        border-left: 3px solid var(--main-blue);
    }

    .article-meta-item {
        font-size: 14px;
        color: var(--text-primary);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .article-meta-item i {
        color: var(--main-blue);
        font-size: 14px;
    }

    /* ===== Article Header ===== */
    .article-header {
        padding: 8px 0 16px;
    }

    .article-title {
        font-size: 32px;
        font-weight: 700;
        line-height: 1.35;
        color: var(--text-primary);
        margin: 0;
        letter-spacing: 0.01em;
    }

    /* ===== Article Cover ===== */
    .article-cover {
        margin: 10px 0 36px;
    }

    .article-cover-img {
        width: 100%;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow);
        max-height: 460px;
        object-fit: cover;
    }

    /* ===== Article Content ===== */
    .article-main {
        padding-bottom: 24px;
    }

    .article-body {
        max-width: 780px;
        margin: 0 auto;
        background: var(--surface);
        border-radius: var(--radius-lg);
        padding: 40px 48px;
        box-shadow: var(--shadow);
        line-height: 1.8;
        font-size: 16px;
    }

    .article-body h2 {
        font-size: 24px;
        font-weight: 700;
        color: var(--text-primary);
        margin: 40px 0 16px;
        padding-bottom: 10px;
        border-bottom: 2px solid var(--soft-blue);
    }

    .article-body h3 {
        font-size: 19px;
        font-weight: 600;
        color: var(--text-primary);
        margin: 28px 0 12px;
    }

    .article-body p {
        margin-bottom: 16px;
        color: var(--text-primary);
        line-height: 1.8;
    }

    .article-body img {
        border-radius: var(--radius-sm);
        box-shadow: var(--shadow);
        margin: 20px 0;
        max-width: 100%;
    }

    .article-body blockquote {
        border-left: 4px solid var(--main-blue);
        background: var(--soft-blue);
        padding: 16px 24px;
        border-radius: 0 8px 8px 0;
        margin: 24px 0;
        color: var(--text-primary);
        font-style: italic;
    }

    .article-body ul,
    .article-body ol {
        padding-left: 22px;
        margin-bottom: 16px;
    }

    .article-body li {
        margin: 8px 0;
        line-height: 1.75;
    }

    .article-body a {
        color: var(--main-blue);
        text-decoration: underline;
    }

    .article-body a:hover {
        color: var(--deep-blue);
        text-decoration: none;
    }

    .article-body table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }

    .article-body table th,
    .article-body table td {
        border: 1px solid var(--border);
        padding: 10px 14px;
        font-size: 14px;
    }

    .article-body table th {
        background: var(--soft-blue);
        font-weight: 600;
    }

    /* ===== Article Not Found ===== */
    .article-not-found {
        text-align: center;
        padding: 60px 20px;
    }

    .article-not-found p {
        font-size: 18px;
        color: var(--text-muted);
        margin-bottom: 24px;
    }

    /* ===== Related Posts ===== */
    .related-posts {
        padding: 56px 0 24px;
        background: transparent;
    }

    .related-posts .section-title {
        font-size: 26px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 28px;
        text-align: center;
        position: relative;
    }

    .related-posts .section-title::after {
        content: '';
        display: block;
        width: 48px;
        height: 3px;
        background: var(--main-blue);
        margin: 12px auto 0;
        border-radius: 3px;
    }

    .related-card {
        background: var(--surface);
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        transition: box-shadow 0.3s ease, transform 0.3s ease;
        height: 100%;
        display: flex;
        flex-direction: column;
    }

    .related-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .related-card-img {
        position: relative;
        overflow: hidden;
        height: 180px;
        background: var(--soft-blue);
    }

    .related-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .related-card:hover .related-card-img img {
        transform: scale(1.04);
    }

    .related-card-body {
        padding: 20px 22px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .related-tag {
        display: inline-block;
        background: var(--soft-blue);
        color: var(--main-blue);
        font-size: 12px;
        font-weight: 600;
        padding: 3px 12px;
        border-radius: 16px;
        margin-bottom: 12px;
        align-self: flex-start;
        letter-spacing: 0.02em;
    }

    .related-card-body h3 {
        font-size: 16px;
        font-weight: 600;
        line-height: 1.5;
        margin-bottom: 8px;
        color: var(--text-primary);
    }

    .related-card-body h3 a {
        color: var(--text-primary);
        transition: color 0.2s;
    }

    .related-card-body h3 a:hover {
        color: var(--main-blue);
    }

    .related-card-body p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 14px;
        flex: 1;
    }

    .related-link {
        font-size: 14px;
        font-weight: 500;
        color: var(--main-blue);
        display: inline-flex;
        align-items: center;
        gap: 6px;
        transition: gap 0.2s ease;
    }

    .related-link:hover {
        gap: 10px;
        color: var(--deep-blue);
    }

    /* ===== Back to List ===== */
    .back-to-list {
        padding: 32px 0 72px;
        text-align: center;
    }

    .back-to-list .btn {
        min-width: 160px;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: #0B2E4E;
        color: #A8BFD4;
        padding: 56px 0 0;
        margin-top: 40px;
    }

    .site-footer .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 14px;
    }

    .site-footer .footer-brand .brand-icon {
        background: rgba(255, 255, 255, 0.12);
        color: #fff;
        border-radius: 10px;
    }

    .footer-brand-name {
        font-size: 22px;
        font-weight: 700;
        color: #fff;
    }

    .footer-desc {
        font-size: 14px;
        line-height: 1.6;
        color: #A8BFD4;
        margin-bottom: 0;
        max-width: 280px;
    }

    .site-footer .footer-title {
        font-size: 16px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 18px;
        position: relative;
        padding-bottom: 10px;
    }

    .site-footer .footer-title::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 28px;
        height: 2px;
        background: var(--accent-gold);
        border-radius: 2px;
    }

    .site-footer .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .site-footer .footer-links li {
        margin-bottom: 10px;
    }

    .site-footer .footer-links a {
        color: #A8BFD4;
        font-size: 14px;
        transition: color 0.2s ease, padding-left 0.2s ease;
        text-decoration: none;
    }

    .site-footer .footer-links a:hover {
        color: var(--accent-gold);
        padding-left: 6px;
    }

    .site-footer .footer-contact {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .site-footer .footer-contact li {
        font-size: 14px;
        margin-bottom: 12px;
        color: #A8BFD4;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .site-footer .footer-contact i {
        color: var(--accent-gold);
        width: 18px;
        text-align: center;
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding: 20px 0;
        margin-top: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        background: rgba(0, 0, 0, 0.15);
        min-height: 56px;
    }

    .footer-bottom .container {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-wrap: wrap;
        gap: 4px;
        font-size: 13px;
        color: #7E9EB8;
    }

    @media (max-width: 991.98px) {
        .navbar-nav .nav-link {
            margin: 6px 0;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }

        .navbar-nav .nav-link::after {
            display: none;
        }

        .navbar-nav .nav-link.active {
            color: var(--main-blue);
            font-weight: 600;
            border-bottom: 2px solid var(--main-blue);
        }

        .article-body {
            padding: 28px 24px;
        }

        .article-title {
            font-size: 26px;
        }
    }

    @media (max-width: 767.98px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }

        .article-breadcrumb .breadcrumb-item.active {
            max-width: 160px;
        }

        .article-meta-bar {
            flex-direction: column;
            gap: 10px;
            align-items: flex-start;
        }

        .article-title {
            font-size: 22px;
            line-height: 1.4;
        }

        .article-cover {
            margin-bottom: 24px;
        }

        .article-body {
            padding: 24px 18px;
            font-size: 15px;
            line-height: 1.75;
        }

        .article-body h2 {
            font-size: 20px;
            margin-top: 32px;
        }

        .article-body h3 {
            font-size: 17px;
        }

        .related-posts {
            padding: 40px 0 16px;
        }

        .related-posts .section-title {
            font-size: 22px;
        }

        .related-card-img {
            height: 160px;
        }

        .back-to-list {
            padding-bottom: 56px;
        }

        .site-footer {
            padding-top: 40px;
        }

        .footer-bottom .container {
            flex-direction: column;
            gap: 4px;
            padding: 12px 16px;
        }
    }

/* roulang page: category2 */
:root{
  --main-blue:#1D6DB5;
  --deep-blue:#104E8E;
  --soft-blue:#E7F0F9;
  --bg:#F6F8FB;
  --surface:#FFFFFF;
  --text-primary:#16324A;
  --text-muted:#5B7694;
  --border:#D9E3EE;
  --accent-gold:#F5A623;
  --success:#21A67A;
  --footer-bg:#0B2E4E;
  --radius-card:12px;
  --radius-btn:8px;
  --radius-badge:16px;
  --shadow-card:0 8px 30px rgba(11,46,78,0.08);
  --shadow-hover:0 14px 36px rgba(11,46,78,0.14);
  --transition:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text-primary);
  line-height:1.7;
  margin:0;
  padding:0;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;transition:var(--transition)}
img{max-width:100%;height:auto}
.container{max-width:1240px;padding-left:24px;padding-right:24px}
@media(max-width:767px){.container{padding-left:16px;padding-right:16px}}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(255,255,255,0.96);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(217,227,238,.7);
  transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 6px 24px rgba(11,46,78,.08)}
.navbar{padding-top:14px;padding-bottom:14px}
.navbar-brand{
  display:flex;align-items:center;gap:10px;
  font-size:22px;font-weight:700;color:var(--deep-blue);
  letter-spacing:.5px;
}
.brand-icon{
  display:flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;
  background:var(--main-blue);color:#fff;
  font-size:19px;font-weight:700;flex-shrink:0;
  box-shadow:0 4px 12px rgba(29,109,181,.3);
}
.brand-text{color:var(--deep-blue);font-weight:700}
.navbar-nav{gap:6px}
.navbar-nav .nav-link{
  font-size:15px;font-weight:500;color:var(--text-primary);
  padding:8px 14px!important;border-radius:6px;
  position:relative;transition:var(--transition);
}
.navbar-nav .nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;
  height:2px;border-radius:2px;
  background:transparent;transition:background .25s;
}
.navbar-nav .nav-link:hover{color:var(--main-blue)}
.navbar-nav .nav-link:hover::after{background:var(--soft-blue)}
.navbar-nav .nav-link.active{color:var(--main-blue);font-weight:600}
.navbar-nav .nav-link.active::after{background:var(--main-blue)}
.navbar-toggler{
  border:1px solid var(--border);border-radius:8px;padding:6px 10px;
  color:var(--main-blue);
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(29,109,181,.15)}
@media(max-width:991px){
  .navbar-collapse{
    background:#fff;border-radius:12px;padding:16px;
    margin-top:10px;box-shadow:var(--shadow-card);
    border:1px solid var(--soft-blue);
  }
  .navbar-nav .nav-link{padding:12px 10px!important;border-radius:8px}
  .navbar-nav .nav-link::after{display:none}
  .navbar-nav .nav-link.active{background:var(--soft-blue)}
}

/* 页脚 */
.site-footer{background:var(--footer-bg);color:#A8BFD4;margin-top:0}
.site-footer .container{padding-top:56px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand-name{
  font-size:22px;font-weight:700;color:#fff;
}
.footer-desc{
  font-size:14px;color:#A8BFD4;line-height:1.7;
  max-width:300px;margin-bottom:0;
}
.footer-title{
  color:#fff;font-size:16px;font-weight:600;
  margin-bottom:18px;letter-spacing:.5px;
}
.footer-links,.footer-contact{list-style:none;padding:0;margin:0}
.footer-links li,.footer-contact li{margin-bottom:10px}
.footer-links a{
  color:#A8BFD4;font-size:14px;display:inline-block;position:relative;
  transition:var(--transition);
}
.footer-links a:hover{color:#F5A623;padding-left:4px}
.footer-contact li{font-size:14px;display:flex;align-items:center;gap:8px}
.footer-contact i{color:#F5A623;width:16px;text-align:center}
.footer-bottom{
  border-top:1px solid rgba(168,191,212,.15);
  margin-top:32px;padding:20px 0;
  font-size:13px;color:#8CA5BD;display:flex;align-items:center;flex-wrap:wrap;
}
.footer-bottom .container{display:flex;align-items:center;flex-wrap:wrap;gap:6px}
@media(max-width:767px){
  .site-footer .container{padding-top:40px}
  .footer-bottom{font-size:12px}
}

/* 页面横幅 */
.page-hero{
  position:relative;
  background:linear-gradient(135deg,#E7F0F9 0%,#FFFFFF 60%,#F0F6FC 100%);
  padding:56px 0 48px;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;right:-80px;top:-80px;
  width:280px;height:280px;border-radius:50%;
  background:rgba(29,109,181,.08);
}
.page-hero::after{
  content:"";position:absolute;left:10%;bottom:-40px;
  width:160px;height:160px;border-radius:50%;
  background:rgba(245,166,35,.1);
}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{
  font-size:34px;font-weight:700;color:var(--text-primary);
  margin-bottom:12px;letter-spacing:.5px;
}
.page-hero h1 .text-highlight{color:var(--main-blue)}
.page-hero p{
  font-size:15px;color:var(--text-muted);
  max-width:680px;margin-bottom:16px;
}
.page-hero .breadcrumb{
  background:transparent;padding:0;margin:0;
  font-size:13px;color:var(--text-muted);
}
.page-hero .breadcrumb a{color:var(--main-blue)}
.page-hero .breadcrumb-item+.breadcrumb-item::before{
  content:"＞";color:#A8BFD4;
}
@media(max-width:767px){
  .page-hero{padding:40px 0 32px}
  .page-hero h1{font-size:27px}
}

/* 锚点导航 */
.guide-anchor-nav{
  background:#fff;border-bottom:1px solid var(--border);
  padding:14px 0;position:sticky;top:70px;z-index:100;
  box-shadow:0 4px 16px rgba(11,46,78,.04);
}
.guide-anchor-nav .anchor-list{
  display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0;padding:0;
}
.guide-anchor-nav .anchor-list a{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:500;color:var(--text-primary);
  background:var(--bg);border:1px solid var(--border);
  padding:7px 18px;border-radius:20px;
  transition:var(--transition);
}
.guide-anchor-nav .anchor-list a i{color:var(--main-blue);font-size:12px}
.guide-anchor-nav .anchor-list a:hover{
  background:var(--soft-blue);color:var(--main-blue);
  border-color:var(--main-blue);
  transform:translateY(-2px);
}
@media(max-width:991px){
  .guide-anchor-nav{position:static;}
  .guide-anchor-nav .anchor-list li{flex:1 1 auto}
  .guide-anchor-nav .anchor-list li a{width:100%;justify-content:center}
}

/* 通用板块 */
.section-block{padding:80px 0}
.section-title-wrap{text-align:center;margin-bottom:48px}
.section-title-wrap .section-tag{
  display:inline-block;background:var(--soft-blue);color:var(--main-blue);
  font-size:13px;font-weight:500;padding:4px 16px;border-radius:16px;
  margin-bottom:12px;
}
.section-title-wrap h2{
  font-size:30px;font-weight:700;color:var(--text-primary);
  margin-bottom:10px;
}
.section-title-wrap p{font-size:15px;color:var(--text-muted);max-width:640px;margin:0 auto}
@media(max-width:767px){
  .section-block{padding:56px 0}
  .section-title-wrap{margin-bottom:36px}
  .section-title-wrap h2{font-size:25px}
}

/* 攻略分节：横向大卡 */
.guide-feature-card{
  background:var(--surface);border-radius:16px;overflow:hidden;
  box-shadow:var(--shadow-card);margin-bottom:32px;
  display:flex;flex-direction:column;
  height:100%;transition:var(--transition);
  border:1px solid rgba(217,227,238,.5);
}
.guide-feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.guide-feature-card .card-img-wrap{
  overflow:hidden;position:relative;min-height:220px;
}
.guide-feature-card .card-img-wrap img{
  width:100%;height:100%;object-fit:cover;transition:transform .5s ease;
}
.guide-feature-card:hover .card-img-wrap img{transform:scale(1.04)}
.guide-feature-card .card-img-wrap::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(11,46,78,.25),transparent 40%);
}
.guide-feature-card .card-body{padding:28px;position:relative;z-index:2}
.guide-feature-card .step-num{
  font-size:13px;font-weight:700;color:var(--main-blue);
  background:var(--soft-blue);border-radius:16px;
  padding:4px 14px;display:inline-block;margin-bottom:14px;
}
.guide-feature-card h3{
  font-size:21px;font-weight:700;color:var(--text-primary);margin-bottom:12px;
}
.guide-feature-card p{
  font-size:14px;color:var(--text-muted);line-height:1.8;margin-bottom:0;
}
.guide-feature-card .feature-list{
  list-style:none;padding:0;margin:16px 0 0;
}
.guide-feature-card .feature-list li{
  font-size:14px;color:var(--text-primary);
  padding:7px 0 7px 26px;position:relative;
}
.guide-feature-card .feature-list li::before{
  content:"✓";position:absolute;left:0;top:7px;
  color:var(--success);font-weight:700;font-size:14px;
}
@media(max-width:991px){
  .guide-feature-card .card-img-wrap{min-height:180px}
}
@media(max-width:767px){
  .guide-feature-card .card-body{padding:22px 20px}
  .guide-feature-card h3{font-size:19px}
}

/* 攻略分节：上下堆叠宽卡 */
.guide-stack-card{
  background:var(--surface);border-radius:16px;overflow:hidden;
  box-shadow:var(--shadow-card);margin-bottom:24px;
  transition:var(--transition);
  border:1px solid rgba(217,227,238,.5);
}
.guide-stack-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.guide-stack-card .stack-row{display:flex;flex-wrap:wrap}
.guide-stack-card .stack-text{flex:0 0 58%;max-width:58%;padding:32px 36px;order:1}
.guide-stack-card .stack-img{flex:0 0 42%;max-width:42%;order:2;min-height:220px}
.guide-stack-card .stack-img img{width:100%;height:100%;object-fit:cover}
.guide-stack-card:nth-child(even) .stack-text{order:2}
.guide-stack-card:nth-child(even) .stack-img{order:1}
.guide-stack-card .stack-cat{
  font-size:12px;font-weight:600;color:var(--main-blue);
  background:var(--soft-blue);border-radius:14px;
  padding:3px 12px;display:inline-block;margin-bottom:12px;
}
.guide-stack-card h3{
  font-size:19px;font-weight:700;color:var(--text-primary);margin-bottom:10px;
}
.guide-stack-card p{
  font-size:14px;color:var(--text-muted);line-height:1.8;margin-bottom:0;
}
.guide-stack-card .stack-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.guide-stack-card .stack-tags span{
  font-size:12px;color:var(--text-muted);
  background:var(--bg);border:1px solid var(--border);
  border-radius:14px;padding:3px 12px;
}
@media(max-width:991px){
  .guide-stack-card .stack-text{flex:0 0 100%;max-width:100%;order:1!important;padding:24px 24px}
  .guide-stack-card .stack-img{flex:0 0 100%;max-width:100%;order:2!important;min-height:180px}
}

/* FAQ */
.faq-section{background:var(--bg)}
.faq-accordion .accordion-item{
  background:var(--surface);border:1px solid var(--border) !important;
  border-radius:12px !important;margin-bottom:14px;overflow:hidden;
  box-shadow:0 2px 10px rgba(11,46,78,.03);
}
.faq-accordion .accordion-item:focus-within{border-color:var(--main-blue) !important}
.faq-accordion .accordion-button{
  background:#fff;color:var(--text-primary);
  font-size:16px;font-weight:600;
  padding:18px 24px;border:none;text-align:left;
  box-shadow:none !important;
  border-radius:12px !important;
}
.faq-accordion .accordion-button::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  background-image:none !important;color:var(--main-blue);
  font-size:14px;width:auto;height:auto;
  transition:transform .3s ease;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:var(--soft-blue);color:var(--deep-blue);
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.faq-accordion .accordion-body{
  background:#fff;color:var(--text-muted);
  font-size:14px;line-height:1.8;
  padding:8px 24px 24px;border-top:1px solid var(--soft-blue);
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:var(--main-blue) !important;
}

/* CTA */
.cta-section{
  padding:60px 0;
  background:var(--soft-blue);
  position:relative;overflow:hidden;
}
.cta-section::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(29,109,181,.12) 1px,transparent 1px);
  background-size:22px 22px;
}
.cta-section .container{position:relative;z-index:2}
.cta-box{
  background:#fff;border-radius:18px;padding:48px 40px;
  box-shadow:var(--shadow-card);text-align:center;
  border:1px solid var(--border);
}
.cta-box h3{font-size:26px;font-weight:700;color:var(--text-primary);margin-bottom:10px}
.cta-box p{color:var(--text-muted);font-size:15px;margin-bottom:28px}
.cta-box .btn-group-custom{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}
@media(max-width:767px){
  .cta-box{padding:36px 20px}
  .cta-box h3{font-size:22px}
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:var(--transition);cursor:pointer;
}
.btn:focus-visible{
  outline:2px solid var(--main-blue);outline-offset:2px;
}
.btn-primary-custom{
  background:var(--main-blue);color:#fff;box-shadow:0 6px 16px rgba(29,109,181,.25);
}
.btn-primary-custom:hover{
  background:var(--deep-blue);color:#fff;
  transform:translateY(-2px);box-shadow:0 10px 22px rgba(16,78,142,.3);
}
.btn-primary-custom:active{transform:translateY(0)}
.btn-outline-custom{
  background:#fff;color:var(--main-blue);
  border-color:var(--main-blue);
}
.btn-outline-custom:hover{
  background:var(--soft-blue);color:var(--deep-blue);
  border-color:var(--deep-blue);
  transform:translateY(-2px);
}
.btn-gold-custom{
  background:var(--accent-gold);color:#16324A;
  box-shadow:0 6px 16px rgba(245,166,35,.3);
}
.btn-gold-custom:hover{
  background:#E09515;color:#16324A;
  transform:translateY(-2px);box-shadow:0 10px 22px rgba(224,149,21,.35);
}
.btn-sm-custom{height:38px;padding:0 20px;font-size:14px}

/* 返回入口 */
.back-section{padding:48px 0 64px}
.back-link-btn{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--main-blue);
  background:var(--surface);border:1px solid var(--border);
  padding:10px 22px;border-radius:var(--radius-btn);
  transition:var(--transition);
}
.back-link-btn:hover{
  background:var(--soft-blue);border-color:var(--main-blue);
  transform:translateY(-2px);
}

/* 数据高亮条 */
.stat-highlight-row{
  background:var(--surface);border-radius:16px;
  border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  padding:28px 32px;margin-top:32px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.stat-item{text-align:center;padding:8px 4px}
.stat-item .stat-num{
  font-size:28px;font-weight:700;color:var(--main-blue);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-item .stat-label{
  font-size:13px;color:var(--text-muted);
  margin-top:6px;
}
@media(max-width:991px){
  .stat-highlight-row{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
  .stat-highlight-row{grid-template-columns:1fr 1fr;padding:20px}
  .stat-item .stat-num{font-size:23px}
}