/* roulang page: index */
:root {
  --primary: #145E4A;
  --primary-dark: #0C4035;
  --primary-light: #E3EFEB;
  --accent: #E8A33D;
  --accent-hover: #D49326;
  --warning: #C4623F;
  --bg: #F7F5F1;
  --card: #FFFFFF;
  --border: #E8E3DB;
  --border-strong: #D8D2C8;
  --text: #2C2A26;
  --text-secondary: #6B645B;
  --text-weak: #9A928A;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-card: 0 8px 24px rgba(20,94,74,.08);
  --shadow-card-hover: 0 12px 36px rgba(20,94,74,.14);
  --shadow-accent: 0 6px 16px rgba(232,163,61,.35);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", Consolas, "Courier New", monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  margin: 0;
  padding: 0;
}
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: var(--primary); transition: color .2s ease; }
a:hover { color: var(--accent-hover); }
.container { max-width: 1240px; padding-left: 20px; padding-right: 20px; }
.btn { font-family: var(--font-sans); }

/* ===== 顶部信息条 ===== */
.topbar {
  background: var(--primary-dark);
  height: 48px;
  display: flex;
  align-items: center;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.topbar-domain {
  color: rgba(255,255,255,.7);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .5px;
}
.topbar-btn {
  display: inline-block;
  font-size: 13px;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 4px 16px;
  transition: all .25s ease;
  line-height: 1.6;
}
.topbar-btn:hover {
  background: var(--accent);
  color: var(--primary-dark);
  text-decoration: none;
}
@media (max-width: 767px) {
  .topbar-domain { display: none; }
  .topbar-inner { justify-content: flex-end; }
}

/* ===== 主导航 ===== */
.navbar-custom {
  background: #fff;
  min-height: 72px;
  box-shadow: 0 2px 12px rgba(20,94,74,.06);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1020;
}
.navbar-custom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  flex-wrap: nowrap;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: .2px;
  white-space: nowrap;
}
.nav-logo:hover { color: var(--primary); }
.logo-mark {
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: 8px;
  position: relative;
  display: inline-block;
  flex-shrink: 0;
}
.logo-mark::before {
  content: "";
  position: absolute;
  inset: 7px;
  border: 2px solid var(--accent);
  border-radius: 4px;
  border-top-color: transparent;
  transform: rotate(45deg);
}
.navbar-custom .navbar-nav {
  gap: 6px;
  align-items: center;
}
.navbar-custom .nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 14px !important;
  border-radius: var(--radius-sm);
  position: relative;
  transition: color .2s ease;
}
.navbar-custom .nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .25s ease;
}
.navbar-custom .nav-link:hover {
  color: var(--primary);
  text-decoration: none;
}
.navbar-custom .nav-link:hover::after { transform: scaleX(1); }
.navbar-custom .nav-link.active {
  color: var(--primary);
  font-weight: 600;
}
.navbar-custom .nav-link.active::after { transform: scaleX(1); }
.navbar-toggler {
  border: none;
  padding: 6px 10px;
}
.navbar-toggler:focus { box-shadow: none; }
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='%23145E4A' stroke-width='2.5' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
@media (max-width: 991px) {
  .navbar-custom .navbar-collapse {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 320px;
    max-width: 90vw;
    background: #fff;
    box-shadow: -8px 0 30px rgba(20,94,74,.1);
    padding: 32px 28px;
    z-index: 1050;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform .3s ease;
  }
  .navbar-custom .navbar-collapse.show {
    transform: translateX(0);
  }
  .navbar-custom .navbar-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-top: 20px;
  }
  .navbar-custom .nav-link {
    font-size: 18px !important;
    font-weight: 600;
    padding: 12px 8px !important;
  }
  .navbar-custom .nav-link::after { display: none; }
  .nav-collapse-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    padding-bottom: 20px;
    margin-bottom: 10px;
  }
  .nav-collapse-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
  }
  .nav-close-btn {
    background: none;
    border: none;
    font-size: 22px;
    color: var(--text-weak);
    cursor: pointer;
    padding: 4px 8px;
  }
}
@media (min-width: 992px) {
  .nav-collapse-header, .nav-close-btn { display: none; }
}

/* ===== 通用区块 ===== */
.section { padding: 96px 0; position: relative; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  gap: 20px;
}
.section-title {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin: 0;
  position: relative;
}
.section-title::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 26px;
  background: var(--accent);
  border-radius: 3px;
  margin-right: 12px;
  vertical-align: -3px;
}
.section-more {
  font-size: 14px;
  color: var(--primary);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.section-more:hover { color: var(--accent-hover); }
.section-more i { transition: transform .2s ease; }
.section-more:hover i { transform: translateX(2px); }
.section-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin: 0;
}

/* ===== Hero 区块 ===== */
.hero-section {
  position: relative;
  background: var(--primary-dark);
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 80px 0 120px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: .55;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(12,64,53,.97) 0%, rgba(12,64,53,.85) 40%, rgba(12,64,53,.45) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  padding: 6px 16px;
  margin-bottom: 24px;
  letter-spacing: 1px;
  border: 1px solid rgba(255,255,255,.12);
}
.hero-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
  letter-spacing: -0.5px;
  margin: 0 0 20px;
  max-width: 640px;
  text-shadow: 0 2px 20px rgba(0,0,0,.25);
}
.hero-subtitle {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255,255,255,.85);
  max-width: 520px;
  margin: 0 0 36px;
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  height: 48px;
  padding: 0 40px;
  border-radius: var(--radius-md);
  border: none;
  transition: all .25s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,.1);
}
.btn-main:hover {
  background: var(--accent-hover);
  color: var(--text);
  transform: translateY(-1px);
  box-shadow: var(--shadow-accent);
}
.btn-main:active { transform: scale(.98); }
.btn-main:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(232,163,61,.4);
}
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  height: 48px;
  padding: 0 32px;
  border-radius: var(--radius-md);
  border: 2px solid rgba(255,255,255,.6);
  transition: all .25s ease;
}
.btn-outline-light:hover {
  background: rgba(255,255,255,.12);
  color: #fff;
  border-color: #fff;
  transform: translateY(-1px);
}
.btn-outline-light:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255,255,255,.3);
}
.trust-row {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  margin-top: 4px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.9);
  font-size: 13px;
  padding: 8px 18px 8px 0;
  margin-right: 18px;
  border-right: 1px solid rgba(255,255,255,.15);
  white-space: nowrap;
}
.trust-item:last-child {
  border-right: none;
  margin-right: 0;
}
.trust-item i {
  color: var(--accent);
  font-size: 15px;
}
.hero-slant {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--bg);
  clip-path: polygon(0 100%, 100% 100%, 100% 0, 0 100%);
  z-index: 3;
}
@media (max-width: 767px) {
  .hero-section { padding: 60px 0 90px; min-height: auto; }
  .trust-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .trust-item {
    justify-content: flex-start;
    margin-right: 0;
    padding: 8px 0;
    border-right: none;
  }
  .hero-cta-group { flex-direction: column; }
  .btn-main, .btn-outline-light { width: 100%; }
}

/* ===== 三步上手 ===== */
.steps-section {
  background: var(--bg);
  padding: 96px 0;
}
.steps-row {
  position: relative;
  margin-top: 64px;
}
.steps-row::before {
  content: "";
  position: absolute;
  top: 56px;
  left: 8%;
  right: 8%;
  border-top: 1px dashed var(--border-strong);
  z-index: 0;
}
.step-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  position: relative;
  z-index: 1;
  transition: all .3s ease;
  height: calc(100% - 24px);
  margin-bottom: 24px;
}
.step-card:nth-child(2) {
  margin-top: 24px;
}
.step-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: rgba(20,94,74,.3);
}
.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.step-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -1px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.step-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
}
.step-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 10px;
  line-height: 1.5;
}
.step-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}
@media (max-width: 991px) {
  .steps-row::before { display: none; }
  .step-card:nth-child(2) { margin-top: 0; }
}

/* ===== 案例证明 ===== */
.cases-section {
  background: var(--primary-light);
  padding: 96px 0;
}
.case-card-lg {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  position: relative;
  transition: all .3s ease;
  height: 100%;
}
.case-card-lg:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}
.case-img-lg {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}
.case-body-lg {
  padding: 28px;
}
.case-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.metric-num {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.metric-label {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: 2px;
}
.case-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.5;
}
.case-summary {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}
.case-badge-num {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(232,163,61,.4);
  z-index: 2;
}
.case-card-sm {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  position: relative;
  transition: all .3s ease;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 20px;
}
.case-card-sm:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: rgba(20,94,74,.3);
}
.case-thumb-sm {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
}
.case-quote {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  margin: 0 0 8px;
  font-style: normal;
}
.case-source {
  font-size: 13px;
  color: var(--text-weak);
}
.case-sm-badge {
  position: absolute;
  top: -8px;
  right: 12px;
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(232,163,61,.4);
}
@media (max-width: 991px) {
  .case-metrics { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .case-card-sm { flex-direction: column; }
  .case-thumb-sm { width: 100%; height: 160px; }
}

/* ===== 最新动态 / CMS ===== */
.news-section {
  background: var(--bg);
  padding: 96px 0;
}
.news-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  transition: all .3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}
.news-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--primary-light);
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
  display: block;
}
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-body {
  padding: 20px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-tag {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  margin-bottom: 12px;
  align-self: flex-start;
  letter-spacing: .3px;
}
.news-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  margin: 0 0 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-title a {
  color: var(--text);
}
.news-title a:hover {
  color: var(--primary);
  text-decoration: none;
}
.news-excerpt {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px;
}
.news-date {
  color: var(--text-weak);
  font-variant-numeric: tabular-nums;
}
.news-meta a {
  color: var(--primary);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.news-meta a:hover { color: var(--accent-hover); }
.news-meta a i { font-size: 12px; transition: transform .2s ease; }
.news-meta a:hover i { transform: translateX(2px); }
.news-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-strong);
  text-align: center;
}
.empty-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.news-empty p {
  font-size: 14px;
  color: var(--text-weak);
  margin: 0;
}
@media (max-width: 991px) {
  .news-card { margin-bottom: 24px; }
}

/* ===== FAQ ===== */
.faq-section {
  background: #fff;
  padding: 96px 0;
}
.faq-side {
  position: sticky;
  top: 100px;
}
.faq-side .section-title { margin-bottom: 16px; }
.faq-side-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}
.faq-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
}
.faq-contact-link:hover { color: var(--accent-hover); }
.faq-contact-link i { font-size: 13px; }
.faq-accordion .accordion-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md) !important;
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-accordion .accordion-item:last-child { margin-bottom: 0; }
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
  border-color: rgba(20,94,74,.3);
  box-shadow: 0 0 0 1px rgba(20,94,74,.08);
}
.faq-accordion .accordion-button {
  background: #fff;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  padding: 14px 20px;
  min-height: 52px;
  border-radius: var(--radius-md) !important;
  box-shadow: none;
  position: relative;
  transition: color .2s ease;
}
.faq-accordion .accordion-button::after {
  background-image: none;
  content: "+";
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 400;
  color: var(--accent);
  width: 28px;
  height: 28px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: all .25s ease;
  flex-shrink: 0;
  background-size: initial;
}
.faq-accordion .accordion-button:not(.collapsed) {
  background: #fff;
  color: var(--primary);
  box-shadow: none;
}
.faq-accordion .accordion-button:not(.collapsed)::after {
  content: "−";
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.faq-accordion .accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(20,94,74,.12);
  border-color: rgba(20,94,74,.3);
}
.faq-accordion .accordion-body {
  padding: 0 20px 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
  border-top: 1px solid #F0ECE5;
  margin-top: 0;
}
@media (max-width: 991px) {
  .faq-side { position: static; margin-bottom: 32px; }
}

/* ===== CTA ===== */
.cta-section {
  background: var(--bg);
  padding: 96px 0;
}
.cta-panel {
  background: var(--primary-dark);
  border-radius: 24px;
  padding: 80px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(20,94,74,.6) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(20,94,74,.4) 0%, transparent 50%),
    repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0, rgba(255,255,255,.02) 1px, transparent 1px, transparent 12px);
}
.cta-panel > * { position: relative; z-index: 1; }
.cta-title {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  color: #fff;
  margin: 0 0 12px;
  line-height: 1.4;
}
.cta-subtitle {
  font-size: 15px;
  color: rgba(255,255,255,.7);
  margin: 0 0 36px;
  line-height: 1.7;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  height: 56px;
  min-width: 320px;
  padding: 0 48px;
  border-radius: var(--radius-md);
  border: none;
  transition: all .25s ease;
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
}
.cta-btn:hover {
  background: var(--accent-hover);
  color: var(--text);
  transform: translateY(-1px);
  box-shadow: var(--shadow-accent);
}
.cta-btn:active { transform: scale(.98); }
.cta-btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(232,163,61,.4);
}
.cta-trust {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 32px;
}
.cta-trust span {
  color: rgba(255,255,255,.6);
  font-size: 13px;
  white-space: nowrap;
}
@media (max-width: 767px) {
  .cta-panel { padding: 60px 24px; }
  .cta-btn { min-width: 0; width: 100%; }
  .cta-trust { gap: 12px 16px; }
}

/* ===== 页脚 ===== */
.footer {
  background: var(--primary-dark);
  color: #fff;
  padding: 72px 0 0;
}
.footer-main {
  padding-bottom: 48px;
}
.footer-brand {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.footer-brand .logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}
.footer-brand .logo-mark::before {
  inset: 6px;
  border-width: 2px;
}
.footer-desc {
  font-size: 13px;
  color: rgba(255,255,255,.6);
  line-height: 1.8;
  margin: 0;
  max-width: 260px;
}
.footer-col-title {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 16px;
  letter-spacing: .5px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
}
.footer-links a {
  color: rgba(255,255,255,.75);
  font-size: 13px;
  line-height: 1.6;
  transition: color .2s ease;
}
.footer-links a:hover {
  color: var(--accent);
  text-decoration: none;
}
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: rgba(255,255,255,.7);
  margin-bottom: 12px;
  line-height: 1.6;
}
.footer-contact li i {
  color: var(--accent);
  font-size: 15px;
  margin-top: 3px;
  width: 16px;
  text-align: center;
}
.footer-qr {
  width: 90px;
  height: 90px;
  border: 1px dashed rgba(255,255,255,.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  font-size: 12px;
  background: rgba(255,255,255,.03);
  margin-bottom: 12px;
  text-align: center;
  line-height: 1.5;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 24px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,.5);
  margin: 0;
  font-family: var(--font-mono);
  letter-spacing: .3px;
}
@media (max-width: 767px) {
  .footer-main { padding-bottom: 24px; }
  .footer-col {
    margin-bottom: 36px;
  }
}

/* ===== 通用响应式 ===== */
@media (max-width: 991px) {
  .section { padding: 72px 0; }
}
@media (max-width: 767px) {
  .section { padding: 64px 0; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .section-title { font-size: 22px; }
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
        :root {
            --primary: #145E4A;
            --primary-dark: #0C4035;
            --primary-light: #E3EFEB;
            --accent: #E8A33D;
            --accent-dark: #D49326;
            --warning: #C4623F;
            --bg-page: #F7F5F1;
            --bg-card: #FFFFFF;
            --border: #E8E3DB;
            --text-main: #2C2A26;
            --text-secondary: #6B645B;
            --text-muted: #9A928A;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-card: 0 8px 24px rgba(20, 94, 74, .08);
            --shadow-hover: 0 12px 36px rgba(20, 94, 74, .14);
            --section-space: 96px;
        }

        /* ============ 基础 Reset / Base ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--bg-page);
            color: var(--text-main);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .25s ease;
        }

        a:hover {
            color: var(--accent-dark);
        }

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
        }

        section {
            padding: var(--section-space) 0;
        }

        /* ============ 顶部信息条 ============ */
        .top-info-bar {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, .7);
            font-size: 13px;
            min-height: 48px;
            display: flex;
            align-items: center;
        }

        .top-info-bar .domain {
            font-family: "SF Mono", "Consolas", "Courier New", monospace;
            letter-spacing: .5px;
            color: rgba(255, 255, 255, .7);
        }

        .top-info-bar .btn-top-action {
            border: 1px solid var(--accent);
            color: var(--accent);
            padding: 4px 16px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            background: transparent;
            transition: all .25s ease;
            line-height: 1.6;
        }

        .top-info-bar .btn-top-action:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }

        /* ============ 主导航 ============ */
        .navbar-custom {
            min-height: 72px;
            background: #fff;
            box-shadow: 0 2px 12px rgba(20, 94, 74, .06);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1020;
        }

        .navbar-custom .navbar-brand,
        .navbar-custom .nav-logo {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
        }

        .logo-mark {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-block;
            position: relative;
            flex-shrink: 0;
        }

        .logo-mark::after {
            content: "";
            position: absolute;
            top: 8px;
            left: 8px;
            right: 8px;
            bottom: 8px;
            border-radius: 4px;
            background: var(--accent);
        }

        .navbar-custom .navbar-nav {
            gap: 6px;
        }

        .navbar-custom .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 10px 6px !important;
            position: relative;
            line-height: 1.4;
        }

        .navbar-custom .nav-link::after {
            content: "";
            position: absolute;
            left: 6px;
            right: 6px;
            bottom: 4px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s ease;
        }

        .navbar-custom .nav-link:hover {
            color: var(--primary);
        }

        .navbar-custom .nav-link:hover::after {
            transform: scaleX(1);
        }

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

        .navbar-custom .nav-link.active::after {
            transform: scaleX(1);
        }

        .navbar-custom .navbar-toggler {
            border: none;
            padding: 8px;
            box-shadow: none !important;
        }

        .navbar-custom .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='%23145E4A' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .nav-collapse-header {
            display: none;
        }

        /* ============ Hero ============ */
        .page-hero {
            background: linear-gradient(135deg, rgba(12, 64, 53, .92), rgba(12, 64, 53, .72)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 72px 0;
            position: relative;
            border-radius: 0 0 40px 40px;
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 40px;
            margin-bottom: 20px;
            letter-spacing: .3px;
        }

        .page-hero h1 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 16px;
            max-width: 720px;
            letter-spacing: -.3px;
        }

        .page-hero .hero-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, .85);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 28px;
        }

        .page-hero .hero-desc-2 {
            font-size: 13px;
            color: rgba(255, 255, 255, .65);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        .page-hero .btn-hero {
            background: var(--accent);
            color: var(--text-main);
            font-size: 15px;
            font-weight: 600;
            height: 46px;
            padding: 0 28px;
            border-radius: var(--radius-md);
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .25s ease;
        }

        .page-hero .btn-hero:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(232, 163, 61, .35);
        }

        .page-hero .btn-hero-ghost {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, .7);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            height: 46px;
            padding: 0 24px;
            border-radius: var(--radius-md);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .25s ease;
            margin-left: 12px;
        }

        .page-hero .btn-hero-ghost:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            color: #fff;
        }

        /* ============ 分类页主区 ============ */
        .category-main {
            padding: 80px 0 64px;
        }

        .cat-wrap {
            display: flex;
            gap: 32px;
            align-items: stretch;
            flex-wrap: wrap;
        }

        /* 左侧文本面板 */
        .cat-panel-left {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 40px 36px;
            flex: 0 0 calc(58.333% - 16px);
            max-width: calc(58.333% - 16px);
            border: 1px solid var(--border);
            transition: box-shadow .3s ease;
        }

        .cat-panel-left:hover {
            box-shadow: var(--shadow-hover);
        }

        .cat-panel-left .panel-tag {
            display: inline-flex;
            align-items: center;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 40px;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }

        .cat-panel-left h2 {
            font-size: clamp(20px, 2vw, 26px);
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 16px;
            letter-spacing: -.3px;
        }

        .cat-panel-left p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 24px;
        }

        .cat-panel-left h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .cat-panel-left h3 i {
            color: var(--accent);
            font-size: 16px;
        }

        .cat-list {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }

        .cat-list li {
            position: relative;
            padding-left: 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 10px;
        }

        .cat-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 12px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
        }

        .cat-panel-left .btn-outline-primary-custom {
            border: 2px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            background: transparent;
            transition: all .25s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .cat-panel-left .btn-outline-primary-custom:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(20, 94, 74, .2);
        }

        /* 右侧背景图 + 浮层数据卡片 */
        .cat-panel-right {
            position: relative;
            flex: 0 0 calc(41.667% - 16px);
            max-width: calc(41.667% - 16px);
            border-radius: var(--radius-lg);
            overflow: visible;
            min-height: 100%;
        }

        .cat-panel-right .panel-bg {
            border-radius: var(--radius-lg);
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 0;
        }

        .cat-panel-right .panel-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 64, 53, .25) 0%, rgba(12, 64, 53, .65) 100%);
            border-radius: var(--radius-lg);
        }

        .cat-panel-right .panel-content {
            position: relative;
            z-index: 2;
            padding: 36px 28px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            min-height: 480px;
        }

        .data-card {
            background: var(--primary);
            border-radius: 12px;
            padding: 24px 20px;
            color: #fff;
            box-shadow: 0 12px 32px rgba(12, 64, 53, .35);
            backdrop-filter: blur(2px);
        }

        .data-card .data-label {
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
            margin-bottom: 8px;
        }

        .data-card .row+.row {
            margin-top: 16px;
        }

        .data-number {
            font-size: 30px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }

        .data-card .data-note {
            font-size: 12px;
            color: rgba(255, 255, 255, .65);
            margin-top: 4px;
        }

        .data-card .data-sep {
            border-top: 1px solid rgba(255, 255, 255, .15);
            margin: 14px 0;
        }

        /* ============ 渠道优势 ============ */
        .cat-adv {
            background: var(--primary-light);
            padding: 72px 0;
        }

        .cat-adv .section-title {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: -.3px;
        }

        .cat-adv .section-sub {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 500px;
            line-height: 1.7;
        }

        .adv-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border);
            transition: all .3s ease;
            height: 100%;
            position: relative;
        }

        .adv-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(20, 94, 74, .3);
        }

        .adv-card .adv-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
        }

        .adv-card h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text-main);
        }

        .adv-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .adv-card .adv-num {
            position: absolute;
            top: 18px;
            right: 20px;
            font-size: 26px;
            font-weight: 800;
            color: var(--accent);
            opacity: .85;
        }

        /* ============ 适用场景 ============ */
        .cat-scene {
            padding: 72px 0;
        }

        .cat-scene .section-title {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: -.3px;
        }

        .cat-scene .section-sub {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 500px;
            line-height: 1.7;
        }

        .scene-row {
            margin-top: 36px;
        }

        .scene-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            transition: all .3s ease;
            height: 100%;
            display: flex;
            gap: 16px;
        }

        .scene-card:hover {
            border-color: rgba(20, 94, 74, .3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .scene-card .scene-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 18px;
        }

        .scene-card h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .scene-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ 合作流程 ============ */
        .cat-flow {
            background: var(--primary-dark);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .cat-flow::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(255, 255, 255, .04) 0%, transparent 70%);
            border-radius: 50%;
        }

        .cat-flow .section-title {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -.3px;
        }

        .cat-flow .section-sub {
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            max-width: 500px;
            line-height: 1.7;
        }

        .flow-step {
            text-align: center;
            padding: 24px 16px;
            color: #fff;
            position: relative;
        }

        .flow-step::after {
            content: "→";
            position: absolute;
            right: -12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--accent);
            font-size: 20px;
            font-weight: 700;
            z-index: 2;
        }

        .flow-step:last-child::after {
            display: none;
        }

        .flow-step .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 18px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 4px 12px rgba(232, 163, 61, .4);
        }

        .flow-step h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #fff;
        }

        .flow-step p {
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 180px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ============ FAQ ============ */
        .cat-faq {
            padding: 72px 0;
        }

        .cat-faq .section-title {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: -.3px;
        }

        .cat-faq .section-sub {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 500px;
            line-height: 1.7;
        }

        .faq-wrap {
            margin-top: 32px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 14px;
            transition: border-color .3s ease, box-shadow .3s ease;
        }

        .faq-item:hover {
            border-color: rgba(20, 94, 74, .3);
            box-shadow: var(--shadow-card);
        }

        .faq-item summary {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            list-style: none;
            position: relative;
            padding-right: 30px;
            line-height: 1.6;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--accent);
            color: var(--accent);
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform .3s ease;
        }

        .faq-item[open] summary::after {
            content: "−";
            background: var(--accent);
            color: var(--primary-dark);
        }

        .faq-item .faq-body {
            padding-top: 14px;
            margin-top: 14px;
            border-top: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.85;
        }

        /* ============ CTA ============ */
        .cat-cta {
            padding: 0 0 80px;
        }

        .cta-panel {
            background: var(--primary-dark);
            border-radius: 24px;
            padding: 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: .08;
        }

        .cta-panel>* {
            position: relative;
            z-index: 2;
        }

        .cta-panel h2 {
            color: #fff;
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: -.3px;
        }

        .cta-panel p {
            color: rgba(255, 255, 255, .7);
            font-size: 15px;
            max-width: 620px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        .cta-panel .btn-lg-accent {
            background: var(--accent);
            color: var(--text-main);
            font-size: 16px;
            font-weight: 600;
            height: 52px;
            padding: 0 36px;
            border-radius: var(--radius-md);
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .25s ease;
            min-width: 260px;
            justify-content: center;
        }

        .cta-panel .btn-lg-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 163, 61, .35);
        }

        .cta-tags {
            margin-top: 24px;
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-tag {
            color: rgba(255, 255, 255, .55);
            font-size: 13px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .cta-tag i {
            color: var(--accent);
            font-size: 12px;
        }

        /* ============ 页脚 ============ */
        .footer {
            background: var(--primary-dark);
            color: #fff;
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 60px;
        }

        .footer .footer-brand {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer .footer-brand .logo-mark {
            width: 28px;
            height: 28px;
            border-radius: 7px;
        }

        .footer-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            line-height: 1.8;
            max-width: 300px;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

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

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

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

        .footer-links li a {
            color: rgba(255, 255, 255, .8);
            font-size: 13px;
            transition: color .25s ease;
        }

        .footer-links li a:hover {
            color: var(--accent);
        }

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

        .footer-contact li {
            color: rgba(255, 255, 255, .7);
            font-size: 13px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-contact li i {
            width: 18px;
            color: var(--accent);
        }

        .footer-qr {
            width: 90px;
            height: 90px;
            border: 2px dashed rgba(255, 255, 255, .4);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            text-align: center;
            color: rgba(255, 255, 255, .6);
            line-height: 1.5;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 24px 0;
            margin-top: 48px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 12px;
            color: rgba(255, 255, 255, .5);
            margin: 0;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 991px) {
            :root {
                --section-space: 64px;
            }

            .navbar-custom .navbar-collapse {
                background: #fff;
                position: fixed;
                top: 0;
                right: 0;
                bottom: 0;
                width: min(85%, 360px);
                z-index: 1050;
                padding: 24px;
                box-shadow: -8px 0 32px rgba(12, 64, 53, .2);
                display: block;
                transform: translateX(100%);
                transition: transform .3s ease;
                overflow-y: auto;
            }

            .navbar-custom .navbar-collapse.show {
                transform: translateX(0);
            }

            .nav-collapse-header {
                display: flex;
                align-items: center;
                justify-content: space-between;
                margin-bottom: 24px;
                padding-bottom: 16px;
                border-bottom: 1px solid var(--border);
            }

            .nav-collapse-title {
                font-size: 16px;
                font-weight: 700;
                color: var(--primary);
            }

            .nav-close-btn {
                background: none;
                border: none;
                font-size: 28px;
                line-height: 1;
                color: var(--text-secondary);
                cursor: pointer;
            }

            .navbar-custom .navbar-nav {
                flex-direction: column;
                gap: 4px;
            }

            .navbar-custom .nav-link {
                font-size: 16px;
                padding: 14px 12px !important;
                border-radius: var(--radius-sm);
            }

            .navbar-custom .nav-link:hover {
                background: var(--primary-light);
            }

            .cat-panel-left {
                flex-basis: 100%;
                max-width: 100%;
            }

            .cat-panel-right {
                flex-basis: 100%;
                max-width: 100%;
            }

            .cat-panel-right .panel-content {
                min-height: 380px;
            }

            .top-info-bar .domain {
                display: none;
            }
        }

        @media (max-width: 767px) {
            .page-hero {
                padding: 48px 0;
                border-radius: 0 0 28px 28px;
            }

            .page-hero .btn-hero,
            .page-hero .btn-hero-ghost {
                width: 100%;
                justify-content: center;
                margin-bottom: 10px;
                margin-left: 0;
            }

            .cat-panel-left {
                padding: 28px 20px;
            }

            .cat-panel-right .panel-content {
                padding: 28px 20px;
                min-height: 320px;
            }

            .flow-step::after {
                display: none;
            }

            .cta-panel {
                padding: 40px 24px;
            }

            .cta-tags {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }

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

        @media (max-width: 520px) {
            .data-number {
                font-size: 24px;
            }
        }

        /* ============ 焦点状态 ============ */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(20, 94, 74, .4);
            outline-offset: 2px;
            border-radius: 4px;
        }

/* roulang page: article */
:root {
  --primary: #145E4A;
  --primary-dark: #0C4035;
  --primary-light: #E3EFEB;
  --accent: #E8A33D;
  --accent-dark: #D49326;
  --accent-light: rgba(232, 163, 61, .15);
  --warning: #C4623F;
  --bg: #F7F5F1;
  --card-bg: #FFFFFF;
  --border: #E8E3DB;
  --border-strong: #D8D2C8;
  --text-main: #2C2A26;
  --text-secondary: #6B645B;
  --text-muted: #9A928A;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-card: 0 8px 24px rgba(20, 94, 74, .08);
  --shadow-hover: 0 12px 36px rgba(20, 94, 74, .14);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at 15% 25%, rgba(20, 94, 74, .03) 0%, transparent 50%),
    radial-gradient(circle at 85% 75%, rgba(232, 163, 61, .03) 0%, transparent 50%),
    var(--bg);
  color: var(--text-main);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color .2s ease;
}

a:hover {
  color: var(--accent-dark);
}

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

button,
input {
  font-family: inherit;
}

.container {
  max-width: 1240px;
  padding-left: 20px;
  padding-right: 20px;
}

/* ============ 顶部信息条 ============ */
.top-bar {
  background: var(--primary-dark);
  color: #fff;
  font-size: 13px;
  height: 48px;
  display: flex;
  align-items: center;
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.domain-tag {
  font-family: "Courier New", "Consolas", monospace;
  color: rgba(255, 255, 255, .7);
  letter-spacing: .5px;
}

.top-action {
  display: inline-block;
  padding: 4px 16px;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  transition: all .2s ease;
}

.top-action:hover {
  background: var(--accent);
  color: var(--primary-dark);
}

/* ============ 主导航 ============ */
.navbar-custom {
  background: #fff;
  padding: 0;
  box-shadow: 0 2px 12px rgba(20, 94, 74, .06);
  min-height: 72px;
  position: sticky;
  top: 0;
  z-index: 1020;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: .2px;
  white-space: nowrap;
}

.nav-logo:hover {
  color: var(--primary);
}

.logo-mark {
  display: inline-block;
  width: 28px;
  height: 28px;
  background: var(--primary);
  border-radius: 8px;
  position: relative;
  flex-shrink: 0;
}

.logo-mark::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 3px;
  top: 8px;
  left: 8px;
}

.navbar-custom .navbar-nav {
  align-items: center;
  gap: 4px;
}

.navbar-custom .nav-link {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  position: relative;
  transition: color .2s ease, background .2s ease;
}

.navbar-custom .nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: transform .25s ease;
}

.navbar-custom .nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}

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

.navbar-custom .nav-link.active {
  color: var(--primary);
  font-weight: 600;
  background: transparent;
}

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

.navbar-toggler {
  border: none;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
}

.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='%23145E4A' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  width: 24px;
  height: 24px;
}

.nav-collapse-header {
  display: none;
}

.nav-close-btn {
  display: none;
}

/* ============ 面包屑 ============ */
.breadcrumb-nav {
  padding: 20px 0 8px;
}

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

.breadcrumb-item {
  font-size: 13px;
  color: var(--text-muted);
}

.breadcrumb-item a {
  color: var(--text-secondary);
}

.breadcrumb-item a:hover {
  color: var(--primary);
}

.breadcrumb-item.active {
  color: var(--text-muted);
}

.breadcrumb-item + .breadcrumb-item::before {
  content: '/';
  color: var(--border-strong);
  padding: 0 8px;
}

/* ============ 文章头 ============ */
.article-page {
  padding-bottom: 32px;
}

.article-panel {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
}

.article-title {
  font-size: clamp(26px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text-main);
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
  border-bottom: 1px solid #f0ece5;
  padding-bottom: 16px;
}

.article-meta i {
  color: var(--accent);
  margin-right: 4px;
  font-size: 12px;
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.article-cover {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  background: var(--border);
}

.article-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

/* ============ 正文面板 ============ */
.article-body-panel {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-card);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.article-body {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-main);
}

.article-body p {
  margin-bottom: 28px;
}

.article-body h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 48px 0 16px;
  color: var(--primary);
  line-height: 1.4;
}

.article-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 32px 0 12px;
  color: var(--text-main);
}

.article-body ul,
.article-body ol {
  margin-bottom: 28px;
  padding-left: 24px;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body blockquote {
  border-left: 4px solid var(--primary);
  background: #F0F5F3;
  padding: 20px 24px;
  border-radius: 8px;
  margin: 28px 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.article-body img {
  width: 100%;
  border-radius: 8px;
  margin: 24px 0;
}

.article-body figure {
  margin: 24px 0;
}

.article-body figcaption {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 12px;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  margin: 28px 0;
  font-size: 14px;
}

.article-body th,
.article-body td {
  padding: 12px 16px;
  border: 1px solid var(--border);
  text-align: left;
}

.article-body th {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}

.article-body pre {
  background: #F0F5F3;
  padding: 20px;
  border-radius: 8px;
  border: 1px solid var(--border);
  overflow-x: auto;
  font-size: 14px;
  margin-bottom: 28px;
  font-family: "Courier New", monospace;
}

.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body a:hover {
  color: var(--accent-dark);
}

/* ============ 空态 ============ */
.article-empty {
  text-align: center;
  padding: 60px 20px;
}

.empty-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--border);
  color: var(--text-muted);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
}

.article-empty p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.btn-empty {
  display: inline-block;
  padding: 10px 32px;
  background: var(--primary);
  color: #fff !important;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  transition: all .2s ease;
}

.btn-empty:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(20, 94, 74, .2);
}

/* ============ 上一篇/下一篇 ============ */
.article-nav-section {
  margin-bottom: 48px;
}

.prev-next-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  min-height: 84px;
  transition: all .25s ease;
}

.prev-next-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.pn-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
  letter-spacing: .5px;
}

.pn-label i {
  color: var(--accent);
  margin-right: 4px;
}

.pn-title {
  font-size: 14px;
  color: var(--text-main);
  font-weight: 500;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.prev-next-card:hover .pn-title {
  color: var(--primary);
}

/* ============ 相关推荐 ============ */
.related-section {
  margin-bottom: 40px;
}

.related-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.related-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  padding-left: 12px;
  border-left: 4px solid var(--accent);
  line-height: 1.4;
}

.related-link-all {
  font-size: 14px;
  color: var(--primary);
  font-weight: 500;
}

.related-link-all:hover {
  color: var(--accent-dark);
}

.related-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all .25s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 20px;
}

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

.related-cover {
  border-radius: 12px;
  overflow: hidden;
  background: var(--border);
  margin-bottom: 16px;
}

.related-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}

.related-card:hover .related-cover img {
  transform: scale(1.03);
}

.badge-cat {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  align-self: flex-start;
}

.related-card-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-main);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.related-link {
  font-size: 14px;
  color: var(--primary);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.related-link:hover {
  color: var(--accent-dark);
}

.related-link span {
  display: inline-block;
  transition: transform .2s ease;
}

.related-link:hover span {
  transform: translateX(3px);
}

.related-empty {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  padding: 30px 0;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border);
}

/* ============ 返回入口 ============ */
.back-entry {
  margin-bottom: 64px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--primary);
  font-weight: 500;
  padding: 8px 0;
}

.back-link:hover {
  color: var(--accent-dark);
}

.back-link span {
  transition: transform .2s ease;
}

.back-link:hover span {
  transform: translateX(-3px);
}

/* ============ 页脚 ============ */
.footer {
  background: var(--primary-dark);
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 64px;
}

.footer-main {
  padding-bottom: 40px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, .6);
  line-height: 1.8;
  margin-bottom: 0;
}

.footer-col-title {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  columns: 2;
  column-gap: 24px;
}

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

.footer-links a {
  color: rgba(255, 255, 255, .8);
  font-size: 13px;
  transition: color .2s ease;
}

.footer-links a:hover {
  color: var(--accent);
}

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

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: rgba(255, 255, 255, .7);
  font-size: 13px;
  margin-bottom: 12px;
  line-height: 1.6;
}

.footer-contact i {
  width: 16px;
  color: var(--accent);
  margin-top: 3px;
  font-size: 13px;
}

.footer-qr {
  width: 90px;
  height: 90px;
  border: 1px dashed rgba(255, 255, 255, .5);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: rgba(255, 255, 255, .6);
  text-align: center;
  line-height: 1.5;
}

.footer-bottom {
  background: rgba(0, 0, 0, .15);
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255, 255, 255, .5);
  margin: 0;
  letter-spacing: .3px;
}

/* ============ 响应式 ============ */
@media (max-width: 991.98px) {
  .navbar-custom {
    min-height: 64px;
  }

  .navbar-custom .navbar-collapse {
    background: #fff;
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: 0 12px 24px rgba(20, 94, 74, .1);
    max-height: calc(100vh - 112px);
    overflow-y: auto;
  }

  .nav-collapse-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border);
  }

  .nav-collapse-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
  }

  .nav-close-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 20px;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    line-height: 1;
    cursor: pointer;
    transition: background .2s;
  }

  .nav-close-btn:hover {
    background: var(--primary);
    color: #fff;
  }

  .navbar-custom .navbar-nav {
    gap: 0;
    width: 100%;
  }

  .navbar-custom .nav-link {
    display: block;
    padding: 14px 4px;
    font-size: 15px;
    border-bottom: 1px solid #f0ece5;
    border-radius: 0;
  }

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

  .navbar-custom .nav-link.active {
    color: var(--primary);
    font-weight: 600;
    border-left: 3px solid var(--accent);
    padding-left: 12px;
    background: var(--primary-light);
  }
}

@media (max-width: 768px) {
  .top-bar .domain-tag {
    display: none;
  }

  .article-panel {
    padding: 24px 20px;
  }

  .article-body-panel {
    padding: 24px 20px;
    border-radius: 14px;
  }

  .article-title {
    font-size: 24px;
  }

  .article-meta {
    gap: 6px 16px;
    font-size: 12px;
  }

  .related-section {
    margin-bottom: 32px;
  }

  .related-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .footer {
    padding-top: 48px;
  }

  .footer-col {
    margin-bottom: 12px;
  }
}

@media (max-width: 520px) {
  .article-panel {
    padding: 20px 16px;
    border-radius: 12px;
  }

  .article-body-panel {
    padding: 20px 16px;
    border-radius: 12px;
  }

  .article-body {
    font-size: 15px;
  }

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

  .prev-next-card {
    min-height: 72px;
  }

  .related-card {
    padding: 16px;
  }
}

/* roulang page: category2 */
:root {
            --primary: #145E4A;
            --primary-dark: #0C4035;
            --primary-light: #E3EFEB;
            --accent: #E8A33D;
            --accent-dark: #D49326;
            --warning: #C4623F;
            --bg: #F7F5F1;
            --card: #FFFFFF;
            --border: #E8E3DB;
            --text: #2C2A26;
            --text-secondary: #6B645B;
            --text-muted: #9A928A;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-card: 0 8px 24px rgba(20, 94, 74, .08);
            --shadow-hover: 0 12px 36px rgba(20, 94, 74, .14);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: color .25s, border-color .25s, background .25s;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin-top: 0;
            color: var(--text);
        }
        p {
            margin-top: 0;
        }
        ul {
            padding: 0;
            margin: 0;
            list-style: none;
        }
        .container {
            max-width: 1240px;
        }
        .btn:focus,
        .btn:active:focus,
        .form-control:focus {
            box-shadow: none;
        }

        /* ===== 顶部信息条 ===== */
        .topbar {
            background: var(--primary-dark);
            height: 48px;
            display: flex;
            align-items: center;
            font-size: 13px;
        }
        .topbar-domain {
            color: rgba(255, 255, 255, .7);
            font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
            letter-spacing: .5px;
        }
        .topbar-btn {
            border: 1px solid var(--accent);
            color: var(--accent);
            padding: 4px 16px;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 500;
            background: transparent;
            transition: all .25s;
            display: inline-block;
        }
        .topbar-btn:hover {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }

        /* ===== 主导航 ===== */
        .navbar-custom {
            min-height: 72px;
            background: #fff;
            box-shadow: 0 2px 12px rgba(20, 94, 74, .06);
            padding: 0;
            z-index: 1020;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            letter-spacing: .3px;
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .logo-mark {
            width: 34px;
            height: 34px;
            flex: 0 0 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 9px;
            position: relative;
            box-shadow: 0 4px 12px rgba(20, 94, 74, .2);
        }
        .logo-mark::after {
            content: "";
            width: 14px;
            height: 14px;
            border: 2px solid var(--accent);
            border-radius: 4px;
        }
        .navbar-nav .nav-item {
            margin: 0 4px;
        }
        .navbar-nav .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            padding: 8px 2px !important;
            margin: 0 10px;
            position: relative;
            background: transparent;
            border: none;
            transition: color .25s;
        }
        .navbar-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -3px;
            height: 2px;
            width: 0;
            background: var(--accent);
            transition: width .3s ease;
            border-radius: 2px;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary);
        }
        .navbar-nav .nav-link:hover::after {
            width: 100%;
        }
        .navbar-nav .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .navbar-nav .nav-link.active::after {
            width: 100%;
        }
        .navbar-toggler {
            border: none;
            padding: 6px 8px;
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 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='%23145E4A' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        .nav-collapse-header {
            display: none;
        }

        /* ===== 页面头部 ===== */
        .page-head {
            background: #fff;
            padding: 56px 0 40px;
            border-bottom: 1px solid var(--border);
            position: relative;
        }
        .page-head::before {
            content: "";
            position: absolute;
            right: 0;
            bottom: -1px;
            width: 320px;
            height: 8px;
            background: linear-gradient(90deg, transparent, var(--primary-light));
            border-radius: 8px 0 0 0;
        }
        .custom-breadcrumb {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .custom-breadcrumb a {
            color: var(--text-muted);
            transition: color .25s;
        }
        .custom-breadcrumb a:hover {
            color: var(--primary);
        }
        .custom-breadcrumb .sep {
            color: #C8C2B8;
        }
        .custom-breadcrumb .current {
            color: var(--primary);
            font-weight: 500;
        }
        .page-head-wrap {
            max-width: 860px;
        }
        .page-head-wrap h1 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            line-height: 1.4;
            color: var(--text);
            letter-spacing: -.4px;
            margin: 0 0 12px;
        }
        .page-head-wrap p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
            max-width: 720px;
        }

        /* ===== 数据面板 ===== */
        .data-panels {
            padding: 64px 0;
            background: var(--primary-light);
        }
        .data-panel-card {
            background: #fff;
            border-radius: 16px;
            padding: 36px 32px;
            height: 100%;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: transform .3s, box-shadow .3s, border-color .3s;
            position: relative;
            overflow: hidden;
        }
        .data-panel-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--accent);
            border-radius: 0 4px 4px 0;
        }
        .data-panel-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(20, 94, 74, .3);
        }
        .data-num {
            font-size: 64px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
            letter-spacing: -2px;
            font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
        }
        .num-unit {
            font-size: 24px;
            font-weight: 700;
            margin-left: 2px;
            letter-spacing: 0;
        }
        .data-panel-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin: 18px 0 12px;
        }
        .data-panel-card p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ===== 登录方式 ===== */
        .login-methods {
            padding: 96px 0;
            background: var(--bg);
        }
        .method-visual {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .method-visual img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            border-radius: 16px;
        }
        .method-visual::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(12, 64, 53, .45) 100%);
            border-radius: 16px;
        }
        .method-badge {
            position: absolute;
            top: 20px;
            left: 20px;
            z-index: 2;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 6px;
            letter-spacing: 1px;
        }
        .login-methods h2 {
            font-size: clamp(22px, 3vw, 30px);
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 16px;
            letter-spacing: -.3px;
        }
        .method-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .method-item {
            display: flex;
            gap: 16px;
            padding: 20px 0;
            border-bottom: 1px dashed #D8D2C8;
        }
        .method-item:last-child {
            border-bottom: none;
        }
        .method-icon {
            width: 44px;
            height: 44px;
            flex: 0 0 44px;
            background: var(--primary-light);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
        }
        .method-item h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .method-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== 登录流程 ===== */
        .login-steps {
            padding: 96px 0;
            background: #fff;
            position: relative;
        }
        .login-steps .section-top {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 48px;
            gap: 24px;
        }
        .login-steps .section-top h2 {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 700;
            margin: 0;
        }
        .login-steps .section-top p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            max-width: 380px;
            text-align: right;
        }
        .step-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 28px 24px;
            height: 100%;
            position: relative;
            transition: transform .3s, box-shadow .3s, border-color .3s;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: rgba(20, 94, 74, .3);
        }
        .step-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--accent);
            font-family: ui-monospace, Menlo, monospace;
            line-height: 1;
            display: block;
            margin-bottom: 18px;
        }
        .step-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== 安全机制 ===== */
        .security-section {
            padding: 96px 0;
            background: linear-gradient(100deg, rgba(12, 64, 53, .94) 20%, rgba(12, 64, 53, .78)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            position: relative;
        }
        .security-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px);
            background-size: 22px 22px;
            pointer-events: none;
        }
        .security-head {
            text-align: center;
            margin-bottom: 48px;
            position: relative;
            z-index: 1;
        }
        .security-head h2 {
            color: #fff;
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 700;
            margin-bottom: 8px;
        }
        .security-head p {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            margin: 0;
        }
        .security-item {
            background: #fff;
            border-radius: 16px;
            padding: 28px 24px;
            height: 100%;
            position: relative;
            z-index: 1;
            transition: transform .3s, box-shadow .3s;
        }
        .security-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, .18);
        }
        .security-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 18px;
        }
        .security-item h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .security-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 96px 0;
            background: var(--bg);
        }
        .faq-left h2 {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 700;
            margin-bottom: 16px;
        }
        .faq-left p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .faq-more {
            font-size: 14px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border: 1px solid var(--primary);
            border-radius: 10px;
            color: var(--primary);
            transition: all .25s;
        }
        .faq-more:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .faq-more i {
            font-size: 13px;
            transition: transform .25s;
        }
        .faq-more:hover i {
            transform: translateX(3px);
        }
        .accordion-item {
            background: #fff;
            border: 1px solid var(--border) !important;
            border-radius: 10px !important;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s;
        }
        .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(20, 94, 74, .3) !important;
        }
        .accordion-button {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            padding: 18px 20px;
            background: #fff;
            box-shadow: none;
            border-radius: 10px !important;
            transition: color .25s;
        }
        .accordion-button::after {
            background: none;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f067";
            color: var(--accent);
            font-size: 14px;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--accent);
            border-radius: 50%;
            padding: 4px;
            transition: transform .3s;
        }
        .accordion-button:not(.collapsed)::after {
            content: "\f068";
            color: var(--accent);
            transform: rotate(180deg);
        }
        .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: #fff;
            border-left: 3px solid var(--primary);
            border-radius: 10px 10px 0 0 !important;
            box-shadow: none;
        }
        .accordion-button:focus {
            box-shadow: none;
            border-color: var(--border);
        }
        .accordion-body {
            padding: 16px 20px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px solid #F0ECE5;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 32px 0 96px;
            background: var(--bg);
        }
        .cta-panel {
            background: var(--primary-dark);
            border-radius: 24px;
            padding: 72px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px);
            background-size: 20px 20px;
            pointer-events: none;
        }
        .cta-panel h2 {
            color: #fff;
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-panel p {
            color: rgba(255, 255, 255, .7);
            font-size: 15px;
            margin-bottom: 32px;
            position: relative;
            z-index: 1;
        }
        .btn-cta-primary {
            background: var(--accent);
            color: var(--text);
            font-size: 16px;
            font-weight: 600;
            height: 56px;
            line-height: 56px;
            padding: 0 40px;
            border-radius: 10px;
            display: inline-block;
            min-width: 240px;
            border: none;
            transition: all .25s;
            position: relative;
            z-index: 1;
        }
        .btn-cta-primary:hover {
            background: var(--accent-dark);
            color: var(--text);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(232, 163, 61, .35);
        }
        .btn-cta-primary:active {
            transform: scale(.98);
        }
        .cta-tags {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 28px;
            position: relative;
            z-index: 1;
        }
        .cta-tags span {
            color: rgba(255, 255, 255, .6);
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .cta-tags span i {
            color: var(--accent);
            font-size: 12px;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary-dark);
            color: #fff;
            border-top: 1px solid rgba(255, 255, 255, .1);
        }
        .footer-main {
            padding: 64px 0 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            line-height: 1.8;
            margin: 0;
            max-width: 300px;
        }
        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .8);
            font-size: 13px;
            transition: color .25s;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, .7);
            font-size: 13px;
            margin-bottom: 10px;
        }
        .footer-contact li i {
            width: 16px;
            color: var(--accent);
            font-size: 14px;
        }
        .footer-qr {
            width: 96px;
            height: 96px;
            border: 1px dashed rgba(255, 255, 255, .4);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: rgba(255, 255, 255, .5);
            text-align: center;
            line-height: 1.4;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 24px 0;
            text-align: center;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 12px;
            color: rgba(255, 255, 255, .5);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199.98px) {
            .method-visual img {
                height: 360px;
            }
        }
        @media (max-width: 991.98px) {
            .navbar-custom {
                min-height: 64px;
            }
            .navbar-collapse {
                position: fixed;
                top: 0;
                right: -380px;
                width: 82%;
                max-width: 380px;
                height: 100%;
                background: #fff;
                z-index: 1050;
                padding: 28px 24px;
                transition: right .35s ease, box-shadow .35s ease;
                display: block;
                visibility: hidden;
                overflow-y: auto;
                border-left: 1px solid var(--border);
            }
            .navbar-collapse.collapse {
                right: -380px;
                visibility: hidden;
            }
            .navbar-collapse.show {
                right: 0;
                visibility: visible;
                box-shadow: -16px 0 48px rgba(20, 94, 74, .16);
            }
            .nav-collapse-header {
                display: flex;
                justify-content: space-between;
                align-items: center;
                padding-bottom: 18px;
                border-bottom: 1px solid var(--border);
                margin-bottom: 20px;
            }
            .nav-collapse-title {
                display: flex;
                align-items: center;
                gap: 10px;
                font-size: 16px;
                font-weight: 700;
                color: var(--primary);
            }
            .nav-close-btn {
                background: none;
                border: none;
                font-size: 32px;
                line-height: 1;
                color: var(--text-muted);
                cursor: pointer;
                padding: 0;
            }
            .nav-close-btn:hover {
                color: var(--primary);
            }
            .navbar-nav {
                flex-direction: column;
                gap: 4px;
            }
            .navbar-nav .nav-item {
                margin: 0;
            }
            .navbar-nav .nav-link {
                font-size: 16px;
                padding: 14px 0 !important;
                margin: 0;
                border-bottom: 1px solid #F0ECE5;
            }
            .navbar-nav .nav-link.active {
                color: var(--primary);
            }
            .navbar-nav .nav-link::after {
                display: none;
            }
            .navbar-nav .nav-link.active {
                border-left: 3px solid var(--accent);
                padding-left: 14px !important;
            }
            .page-head {
                padding: 40px 0 32px;
            }
            .login-methods,
            .login-steps,
            .security-section,
            .faq-section {
                padding: 72px 0;
            }
            .data-panels {
                padding: 56px 0;
            }
            .login-steps .section-top {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                margin-bottom: 32px;
            }
            .login-steps .section-top p {
                text-align: left;
            }
            .security-head {
                margin-bottom: 32px;
            }
            .method-visual img {
                height: 320px;
            }
            .cta-panel {
                padding: 56px 24px;
                border-radius: 20px;
            }
        }
        @media (max-width: 767.98px) {
            .topbar-domain {
                display: none;
            }
            .page-head {
                padding: 32px 0 28px;
            }
            .page-head-wrap h1 {
                font-size: 24px;
            }
            .data-num {
                font-size: 52px;
            }
            .num-unit {
                font-size: 20px;
            }
            .data-panel-card {
                padding: 28px 24px;
            }
            .login-methods,
            .login-steps,
            .security-section,
            .faq-section {
                padding: 64px 0;
            }
            .method-visual img {
                height: 240px;
                border-radius: 14px;
            }
            .method-badge {
                top: 14px;
                left: 14px;
                font-size: 11px;
                padding: 5px 10px;
            }
            .step-card {
                padding: 24px 20px;
            }
            .security-item {
                padding: 24px 20px;
            }
            .cta-panel {
                padding: 48px 20px;
                border-radius: 18px;
            }
            .btn-cta-primary {
                min-width: 0;
                width: 100%;
                max-width: 320px;
                padding: 0 24px;
                font-size: 15px;
            }
            .cta-tags {
                gap: 12px;
                flex-direction: column;
            }
            .footer-main {
                padding: 48px 0 32px;
            }
            .footer-qr {
                width: 88px;
                height: 88px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .page-head-wrap h1 {
                font-size: 22px;
            }
            .data-panel-card {
                padding: 24px 20px;
            }
            .data-num {
                font-size: 46px;
            }
            .method-item {
                gap: 12px;
            }
            .method-icon {
                width: 38px;
                height: 38px;
                flex-basis: 38px;
                font-size: 16px;
            }
            .faq-left h2 {
                font-size: 22px;
            }
            .cta-panel h2 {
                font-size: 22px;
            }
        }