/* roulang page: index */
:root {
  --brand: #2368E0;
  --brand-dark: #1B52B8;
  --accent: #FF5140;
  --bg-light: #F5F8FD;
  --card-bg: #FFFFFF;
  --ink: #14233C;
  --ink-soft: #5A6B85;
  --line: #E3EAF3;
  --deep: #0F1D33;
  --deep-soft: #13233F;
  --teal: #0FA3A3;
  --purple: #7B61FF;
  --orange: #FF8A00;
  --radius: 16px;
  --radius-sm: 9px;
  --shadow-sm: 0 2px 8px rgba(20, 35, 60, .05);
  --shadow-md: 0 8px 24px rgba(20, 35, 60, .08);
  --shadow-lg: 0 16px 44px rgba(20, 35, 60, .1);
  --space-section: clamp(64px, 8vw, 100px);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg-light);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 26px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
  letter-spacing: .01em;
}
.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 4px 14px rgba(35, 104, 224, .25);
}
.btn-primary:hover {
  background: var(--brand-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(35, 104, 224, .32);
}
.btn-secondary {
  background: transparent;
  color: var(--brand);
  border-color: var(--brand);
}
.btn-secondary:hover {
  background: rgba(35, 104, 224, .06);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(35, 104, 224, .1);
}
.btn-dark {
  background: var(--deep);
  color: #fff;
}
.btn-dark:hover {
  background: #1a2c47;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-light {
  background: #fff;
  color: var(--brand);
}
.btn-light:hover {
  background: #eef3fb;
  transform: translateY(-2px);
}
.btn-lg { min-height: 52px; padding: 13px 36px; font-size: 16px; border-radius: 12px; }
.btn-block { width: 100%; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 4px;
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--brand);
  transition: gap .2s ease;
}
.link-arrow:hover { gap: 11px; color: var(--brand-dark); }

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(20, 35, 60, .02);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: .01em;
  white-space: nowrap;
}
.brand-badge {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--brand), #3A7BFF);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 900;
  flex: 0 0 auto;
}
.brand small {
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-soft);
  display: block;
  line-height: 1;
  letter-spacing: .05em;
  margin-top: 2px;
}
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
}
.main-nav ul li a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-soft);
  border-radius: 8px;
  transition: color .2s ease, background .2s ease;
  position: relative;
}
.main-nav ul li a i {
  font-size: 13px;
  margin-right: 6px;
  opacity: .75;
}
.main-nav ul li a:hover {
  color: var(--brand);
  background: rgba(35, 104, 224, .05);
}
.main-nav ul li a.active {
  color: var(--brand);
  font-weight: 600;
}
.main-nav ul li a.active::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 3px;
  border-radius: 3px;
  background: var(--brand);
}
.nav-cta {
  margin-left: 6px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.mobile-toggle {
  display: none;
  font-size: 22px;
  background: none;
  border: none;
  color: var(--ink);
  width: 44px;
  height: 44px;
  border-radius: 8px;
  cursor: pointer;
}
.mobile-toggle:hover { background: var(--bg-light); }

/* Mobile Nav */
.mobile-drawer {
  display: none;
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 12px 16px 24px;
}
.mobile-drawer.open { display: block; }
.mobile-drawer ul li a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0 14px;
  font-size: 16px;
  color: var(--ink);
  border-radius: 10px;
  font-weight: 500;
  gap: 10px;
}
.mobile-drawer ul li a i { width: 18px; color: var(--brand); }
.mobile-drawer ul li a:hover { background: var(--bg-light); }
.mobile-drawer ul li a.active { background: rgba(35,104,224,.08); color: var(--brand); font-weight: 600; }
.mobile-drawer .btn { margin-top: 14px; width: 100%; }

/* Hero */
.hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(245,248,253,.95) 0%, rgba(255,255,255,.9) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding: clamp(44px, 7vw, 88px) 0 clamp(48px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  right: -120px;
  top: -80px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(35,104,224,.08), transparent 65%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items: center;
}
.hero-copy { max-width: 620px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(35,104,224,.08);
  color: var(--brand);
  border: 1px solid rgba(35,104,224,.2);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 15px;
  border-radius: 30px;
  margin-bottom: 22px;
}
.hero-eyebrow i {
  font-size: 11px;
}
.hero h1 {
  font-size: clamp(34px, 4.6vw, 54px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: -.02em;
  margin-bottom: 16px;
}
.hero h1 span {
  color: var(--brand);
  position: relative;
}
.hero-sub {
  font-size: 17px;
  color: var(--ink-soft);
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 540px;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 26px;
  flex-wrap: wrap;
}
.hero-trust {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-soft);
}
.hero-trust i {
  color: var(--teal);
}
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-card-wrap {
  position: relative;
  width: 100%;
  max-width: 440px;
}
.hero-main-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}
.hero-main-card .card-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #dfe9f6;
}
.hero-main-card .card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-card-content {
  padding: 18px 22px 22px;
}
.match-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.match-live {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(255, 81, 64, .1);
  padding: 3px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: .05em;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.match-date {
  font-size: 13px;
  color: var(--ink-soft);
}
.team-score {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 14px 0;
}
.team {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 80px;
}
.team .logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: var(--brand);
  border: 2px solid var(--line);
}
.vs-num {
  font-size: 30px;
  font-weight: 800;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
}
.vs-num .colon {
  color: var(--line);
  margin: 0 5px;
  font-weight: 300;
}
.match-name {
  text-align: center;
  font-size: 13px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}
.match-footer-links {
  display: flex;
  justify-content: center;
  padding-top: 14px;
  gap: 20px;
}

/* Section shared */
.section {
  padding: var(--space-section) 0;
}
.section-alt {
  background: #fff;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 44px;
  gap: 24px;
}
.section-title-group {
  max-width: 680px;
}
.sec-kicker {
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--brand);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sec-kicker::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
}
.section-title-group h2 {
  font-size: clamp(26px, 3vw, 35px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: -.01em;
}
.section-title-group .sub {
  color: var(--ink-soft);
  font-size: 15.5px;
}

/* Service 1+2 */
.service-layout {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 24px;
  align-items: stretch;
}
.service-big {
  background: var(--deep);
  border-radius: var(--radius);
  padding: 32px;
  color: #fff;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.service-big::before {
  content: '';
  position: absolute;
  bottom: -50px;
  right: -50px;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: rgba(35,104,224,.3);
  filter: blur(10px);
}
.service-big .icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(255,255,255,.14);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: auto;
}
.service-big .icon i.fa-trophy { font-size: 21px; }
.service-big h3 {
  font-size: 21px;
  font-weight: 700;
  margin-top: 20px;
}
.service-big p {
  opacity: .85;
  font-size: 15px;
  margin-top: 10px;
  line-height: 1.8;
}
.service-big .ul {
  margin-top: 16px;
}
.service-big .ul li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  opacity: .9;
  margin-bottom: 6px;
}
.service-big .ul li i { color: #73a8ff; font-size: 13px; }
.service-sm {
  display: grid;
  gap: 24px;
}
.service-sm .svc-item {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 28px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: all .3s ease;
  flex: 1;
}
.service-sm .svc-item:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.service-sm .svc-item .icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(35, 104, 224, .1);
  color: var(--brand);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.service-sm .svc-item h3 {
  font-size: 16.5px;
  font-weight: 700;
  margin-bottom: 5px;
}
.service-sm .svc-item p {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.7;
  margin-bottom: 10px;
}
.service-sm .svc-item a { font-size: 13.5px; }

/* Data band */
.data-band {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  padding: 36px 30px;
  position: relative;
  overflow: hidden;
}
.data-band::after {
  content: '';
  position: absolute;
  right: 24px;
  bottom: 0;
  font-size: 150px;
  font-weight: 900;
  color: rgba(35, 104, 224, .02);
  font-family: Georgia, serif;
  line-height: .8;
  pointer-events: none;
}
.data-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.data-item { text-align: left; }
.data-item .number {
  font-size: 40px;
  font-weight: 800;
  color: var(--deep);
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: baseline;
}
.data-item .number span {
  font-size: 20px;
  font-weight: 600;
  color: var(--brand);
  margin-left: 2px;
}
.data-item .num-label {
  font-size: 13px;
  color: var(--ink-soft);
  margin-top: 4px;
  line-height: 1.5;
}
.data-item .trend {
  display: inline-block;
  color: var(--teal);
  font-size: 13px;
  font-weight: 600;
  background: rgba(15, 163, 163, .08);
  padding: 2px 8px;
  border-radius: 6px;
  margin-top: 6px;
}

/* News cards */
.news-section { background: var(--bg-light); }
.news-layout {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 24px;
}
.news-left {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}
.news-left:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.news-left .media { aspect-ratio: 16/9; overflow: hidden; }
.news-left .media img { width: 100%; height: 100%; object-fit: cover; }
.news-left .info { padding: 22px 24px 24px; }
.news-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(35,104,224,.1);
  color: var(--brand);
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
}
.news-badge.hot {
  background: rgba(255,81,64,.12);
  color: var(--accent);
}
.news-left h3 {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  margin: 10px 0 8px;
  color: var(--ink);
}
.news-left .summary {
  color: var(--ink-soft);
  font-size: 14.5px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--ink-soft);
  flex-wrap: wrap;
}
.news-meta .date { font-weight: 500; }
.news-meta .meta-sep { width: 4px; height: 4px; border-radius: 50%; background: #d3dced; }
.news-right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.news-s-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all .3s;
}
.news-s-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: rgba(35,104,224,.3); }
.news-s-card .media {
  aspect-ratio: 16/8.8;
  overflow: hidden;
  background: #edf2f9;
}
.news-s-card .media img { width: 100%; height: 100%; object-fit: cover; }
.news-s-card .body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.news-s-card h3 { font-size: 15px; font-weight: 700; line-height: 1.45; margin: 8px 0 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-s-card p.sum-line {
  color: var(--ink-soft);
  font-size: 13.5px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-s-card .time {
  font-size: 12.5px;
  color: #8a9bac;
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.empty-state {
  background: var(--bg-light);
  border: 1px dashed #c0d4e8;
  border-radius: 14px;
  padding: 36px;
  text-align: center;
  color: var(--ink-soft);
}
.empty-state i {
  font-size: 34px;
  color: #b0c5e0;
  margin-bottom: 8px;
}
.empty-state p { font-size: 15px; }

/* Showcase */
.showcase-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.showcase-media { position: relative; }
.showcase-media img {
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  aspect-ratio: 16/11;
  object-fit: cover;
}
.showcase-tabs {
  display: flex;
  gap: 8px;
  margin: 18px 0 26px;
  flex-wrap: wrap;
}
.showcase-tabs .sp-tab {
  background: #fff;
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 30px;
  cursor: default;
}
.sp-tab .num { color: var(--brand); font-weight: 800; margin-right: 5px; }

/* Solution */
.solution-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 60px;
  align-items: start;
}
.solution-sticky {
  position: sticky;
  top: 100px;
}
.solution-sticky .sec-title { font-size: 28px; font-weight: 800; margin: 14px 0 8px; }
.solution-sticky p { color: var(--ink-soft); font-size: 15px; }
.solution-list {}
.solution-item {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  align-items: flex-start;
}
.solution-item:last-child { border-bottom: none; }
.solution-item .idx {
  color: var(--brand);
  font-size: 28px;
  font-weight: 800;
  font-family: Georgia, serif;
  filter: opacity(.7);
  line-height: 1;
}
.solution-item .content {}
.solution-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 5px; }
.solution-item p { color: var(--ink-soft); font-size: 14.5px; margin-bottom: 8px; }
.solution-item .tags { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.tags span {
  font-size: 12px;
  background: var(--bg-light);
  color: #4a5f7d;
  border: 1px solid var(--line);
  padding: 3px 10px;
  border-radius: 6px;
}
.finish-line {
  margin-top: 20px;
  color: var(--brand);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* FAQ */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  margin-bottom: 12px;
  border-radius: 14px;
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.faq-item.open { box-shadow: var(--shadow-sm); }
.faq-q {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: color .2s;
}
.faq-q:hover { color: var(--brand); }
.faq-q .faq-icon {
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  border-radius: 8px;
  background: var(--bg-light);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: transform .3s ease, background .3s;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--brand);
  color: #fff;
}
.faq-a {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s;
  color: var(--ink-soft);
  font-size: 15px;
}
.faq-item.open .faq-a {
  max-height: 400px;
  padding: 0 24px 22px;
}
.faq-a .a-inner { padding-top: 4px; line-height: 1.85; }

/* CTA */
.cta-block {
  background:
    linear-gradient(135deg, #13233F 0%, #0B1526 100%);
  border-radius: 22px;
  color: #fff;
  padding: clamp(36px, 5vw, 60px);
  position: relative;
  overflow: hidden;
}
.cta-block::before {
  content: '';
  position: absolute;
  left: 10%;
  top: -80px;
  width: 260px;
  height: 260px;
  background: rgba(35,104,224,.5);
  filter: blur(90px);
  border-radius: 50%;
}
.cta-block::after {
  content: '';
  position: absolute;
  right: -40px;
  bottom: -40px;
  font-size: 180px;
  color: rgba(255,255,255,.03);
}
.cta-inner {
  display: grid;
  grid-template-columns: 1.1fr .8fr;
  gap: 40px;
  position: relative;
  z-index: 3;
}
.cta-copy h2 {
  font-size: clamp(25px, 3vw, 34px);
  margin-bottom: 12px;
  font-weight: 800;
}
.cta-copy p { color: rgba(255,255,255,.72); font-size: 15.5px; max-width: 480px; }
.cta-contacts { margin-top: 22px; display: flex; gap: 20px; flex-wrap: wrap; }
.cta-contact-item {
  display: flex;
  gap: 10px;
  align-items: center;
  color: rgba(255,255,255,.9);
  font-size: 14px;
}
.cta-contact-item i { width: 34px; height: 34px; border-radius: 8px; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; color: #fff; }
.cta-form {
  background: #fff;
  border-radius: 16px;
  padding: 26px;
  box-shadow: 0 18px 40px rgba(0,0,0,.15);
}
.cta-form h3 { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 5px; }
.cta-form .form-note { color: var(--ink-soft); font-size: 13px; }
.form-group { margin-top: 12px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid #D6E1EF;
  background: #fff;
  border-radius: 10px;
  height: 44px;
  padding: 8px 14px;
  font-size: 14.5px;
  transition: border-color .2s, box-shadow .2s;
  color: var(--ink);
}
.form-group textarea {
  height: auto;
  min-height: 80px;
  resize: vertical;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--brand);
  outline: none;
  box-shadow: 0 0 0 3px rgba(35, 104, 224, .12);
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 5px;
}
.form-group .required { color: var(--accent); }

/* Footer */
.footer {
  background: var(--deep);
  color: #fff;
  padding: 64px 0 0;
  margin-top: var(--space-section);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
}
.footer-brand .brand { color: #fff; font-size: 24px; margin-bottom: 12px; }
.footer-brand p { color: rgba(255,255,255,.6); font-size: 14px; line-height: 1.8; margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  transition: all .2s;
}
.social-btn:hover { background: var(--brand); transform: translateY(-2px); }
.footer-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255,255,255,.6);
  font-size: 14.5px;
  transition: all .2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover { color: #fff; padding-left: 3px; }
.footer-links a i { font-size: 11px; }
.footer-contact p { color: rgba(255,255,255,.6); font-size: 14px; margin-bottom: 12px; display: flex; gap: 8px; align-items: center; }
.footer-contact p i { color: var(--brand); width: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 48px;
}
.footer-bottom-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: rgba(255,255,255,.4);
  font-size: 13px;
}
.footer-bottom-inner span a { color: rgba(255,255,255,.5); }
.footer-bottom-inner span a:hover { color: #fff; }

/* ------------------------------------------------------------------ */
/* Media Queries */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .service-layout { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; gap: 30px; }
  .data-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .news-layout { grid-template-columns: 1fr; }
  .showcase-layout { grid-template-columns: 1fr; gap: 24px; }
  .cta-inner { grid-template-columns: 1fr; gap: 30px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .container { padding: 0 16px; }

  .header-inner { height: 60px; padding: 0 16px; }
  .main-nav, .desktop-cta { display: none; }
  .mobile-toggle { display: flex; align-items: center; justify-content: center; }
  .brand { font-size: 17px; }
  .brand small { display: none; }
  .brand-badge { width: 28px; height: 28px; font-size: 13px; border-radius: 7px; margin-right: 3px; }

  .hero { padding: 40px 0 36px; }
  .hero h1 { font-size: 30px; }
  .hero-sub { font-size: 15px; }
  .hero-meta { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero-trust { font-size: 12px; }
  .hero-card-wrap { max-width: 100%; }

  .data-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .data-item .number { font-size: 30px; }

  .news-layout { grid-template-columns: 1fr; }
  .news-right { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .service-big { padding: 24px; }
  .solution-item { gap: 14px; }
  .cta-block { padding: 26px; }
  .cta-form { padding: 20px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; padding: 0 16px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }

  .service-sm .svc-item {
    flex-direction: column;
    padding: 22px;
  }

  .faq-q { padding: 16px 18px; font-size: 15.5px; }
  .faq-a { padding: 0 18px; }
  .faq-item.open .faq-a { padding: 0 18px 18px; }

  .showcase-tabs { margin-bottom: 16px; }
}

.reveal { animation: fadeInUp .7s ease forwards; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* roulang page: article */
:root{
  --brand:#2368E0;
  --brand-deep:#174FC0;
  --accent:#FF5140;
  --bg:#F5F8FD;
  --surface:#FFFFFF;
  --deep:#0F1D33;
  --deep-2:#13233F;
  --border:#E3EAF3;
  --text-main:#14233C;
  --text-sub:#5A6B85;
  --text-faint:#8A99AE;
  --green:#0FA3A3;
  --purple:#7B61FF;
  --orange:#FF8A00;
  --radius-xl:20px;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-xs:0 2px 10px rgba(20,35,60,.05);
  --shadow-sm:0 6px 16px rgba(20,35,60,.07);
  --shadow-md:0 12px 28px rgba(20,35,60,.09);
  --shadow-lg:0 20px 48px rgba(20,35,60,.12);
  --transition:all .25s ease;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text-main);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
i,span{display:inline-block}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}
.container{max-width:1240px;margin-inline:auto;padding-inline:24px}
.grid-container{padding-inline:24px}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  height:46px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--radius-md);
  background:var(--brand);
  color:#fff;
  font-size:15px;
  font-weight:700;
  line-height:1;
  white-space:nowrap;
  cursor:pointer;
  transition:var(--transition);
  box-shadow:0 4px 12px rgba(35,104,224,.18);
  user-select:none;
}
.btn i{font-size:14px}
.btn:hover{
  background:var(--brand-deep);
  box-shadow:0 8px 18px rgba(35,104,224,.26);
  transform:translateY(-2px);
}
.btn:active{transform:translateY(0);box-shadow:0 2px 6px rgba(35,104,224,.2)}
.btn-outline{
  background:#fff;
  color:var(--text-main);
  border-color:#D6E1F0;
  box-shadow:none;
}
.btn-outline:hover{
  border-color:var(--brand);
  color:var(--brand);
  background:#fff;
  box-shadow:var(--shadow-sm);
}
.btn-ghost{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.32);
  color:#fff;
  box-shadow:none;
}
.btn-ghost:hover{
  background:rgba(255,255,255,.16);
  border-color:rgba(255,255,255,.6);
  color:#fff;
}
.btn-block{width:100%}
.btn-sm{height:38px;padding:0 17px;font-size:14px}

.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 13px;
  border-radius:999px;
  background:#EDF3FE;
  color:var(--brand);
  font-size:13px;
  font-weight:600;
}
.chip-blue{background:var(--brand);color:#fff}
.chip-accent{background:#FFF0EE;color:var(--accent)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--brand);
  font-size:14px;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:99px;background:var(--accent)}

.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:0 3px 18px rgba(20,35,60,.04);
}
.header-inner{
  max-width:1280px;
  margin-inline:auto;
  padding-inline:24px;
  min-height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  font-size:22px;
  font-weight:900;
  color:var(--text-main);
  line-height:1.2;
  letter-spacing:.02em;
}
.brand small{
  display:block;
  font-size:9px;
  font-weight:700;
  color:var(--text-faint);
  letter-spacing:.2em;
}
.brand-badge{
  width:38px;
  height:38px;
  border-radius:12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(145deg,var(--brand),#3C7BFF);
  color:#fff;
  font-size:17px;
  box-shadow:0 6px 12px rgba(35,104,224,.3);
}
.main-nav ul{display:flex;align-items:center;gap:6px}
.main-nav a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:68px;
  padding:0 14px;
  font-size:15px;
  font-weight:600;
  color:var(--text-sub);
  position:relative;
  transition:color .2s ease;
}
.main-nav a i{font-size:13px;opacity:.75}
.main-nav a:hover{color:var(--brand)}
.main-nav a.active{color:var(--brand);font-weight:700}
.main-nav a.active::after{
  content:"";
  position:absolute;
  left:10px;
  right:10px;
  bottom:-1px;
  height:3px;
  border-radius:99px 99px 0 0;
  background:var(--brand);
}
.header-actions{display:flex;align-items:center;gap:14px}
.nav-cta{height:40px;padding:0 19px;font-size:14px;border-radius:10px}
.mobile-toggle{
  display:none;
  width:42px;
  height:42px;
  border:1px solid var(--border);
  background:#fff;
  border-radius:11px;
  color:var(--text-main);
  font-size:18px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:var(--transition);
}
.mobile-toggle:hover{border-color:var(--brand);color:var(--brand)}
.mobile-drawer{display:none}

.hero-helper{min-height:1px}

.article-page{
  background:
    radial-gradient(circle at 92% 12%,rgba(35,104,224,.10),transparent 350px),
    radial-gradient(circle at 4% 28%,rgba(255,81,64,.06),transparent 320px),
    var(--bg);
}
.breadcrumb-area{padding:38px 0 8px}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:9px;
  font-size:14px;
  color:var(--text-sub);
}
.breadcrumb a{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--text-sub);
  transition:color .2s ease;
}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .br-crumb i{font-size:12px;color:#A9B8CC}
.breadcrumb-sep{color:#C3CEDA}
.breadcrumb-current{
  max-width:460px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  color:var(--text-main);
  font-weight:600;
}
.article-wrap{padding:40px 0 84px}
.article-card{
  background:var(--surface);
  border:1px solid #EDF1F8;
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow-md);
  padding:clamp(28px,5.2vw,62px);
  position:relative;
  overflow:hidden;
}
.article-card::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:4px;
  background:linear-gradient(90deg,var(--brand),#5C93FF 55%,var(--accent));
}
.article-headline{padding-bottom:26px}
.article-title{
  margin:20px 0 18px;
  font-size:clamp(28px,4.2vw,42px);
  font-weight:900;
  line-height:1.32;
  letter-spacing:.01em;
  color:var(--text-main);
  max-width:960px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  gap:12px 26px;
  margin-top:16px;
  color:var(--text-sub);
  font-size:14px;
}
.article-meta span{
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.article-meta i{color:var(--brand);font-size:14px}
.article-dots{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:22px;
  margin:0 0 30px;
  padding:16px 0;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.dot-item{display:inline-flex;align-items:center;gap:9px;color:var(--text-sub);font-size:14px}
.dot-item i{color:var(--accent)}

.article-body{
  max-width:860px;
  margin-inline:auto;
  padding-top:12px;
  color:#1C2B45;
  font-size:16.5px;
  line-height:2;
}
.article-body p{margin-bottom:24px}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:4px;transition:color .2s}
.article-body a:hover{color:var(--brand-deep)}
.article-body h2{
  margin:44px 0 20px;
  font-size:27px;
  font-weight:800;
  line-height:1.5;
  color:var(--text-main);
  padding-bottom:14px;
  border-bottom:1px solid var(--border);
}
.article-body h3{
  margin:34px 0 14px;
  font-size:22px;
  font-weight:800;
  color:var(--text-main);
}
.article-body ul,.article-body ol{
  margin:0 0 26px;
  padding-left:4px;
}
.article-body ul li,.article-body ol li{
  position:relative;
  margin:0 0 14px 22px;
  padding-left:8px;
}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:-23px;
  top:14px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--brand);
}
.article-body ol{list-style:decimal}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body img{
  max-width:100%;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  margin:28px auto;
}
.article-body blockquote{
  margin:0 0 28px;
  padding:22px 26px;
  background:#F4F8FE;
  border-left:5px solid var(--brand);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  color:#28405F;
  font-size:16px;
}
.article-body blockquote p{margin-bottom:0}
.article-body pre{
  background:#0F1D33;
  color:#DDE7F2;
  padding:22px 24px;
  border-radius:var(--radius-lg);
  overflow-x:auto;
  line-height:1.8;
  margin-bottom:26px;
}
.article-body pre code{font-family:Consolas,Monaco,monospace}
.article-body code{
  background:#EDF3FE;
  color:var(--brand);
  padding:2px 8px;
  border-radius:7px;
  font-size:.92em;
}
.article-body table{
  width:100%;
  margin-bottom:28px;
  border-collapse:collapse;
  font-size:15px;
}
.article-body th{
  background:#F0F5FD;
  color:var(--text-main);
  font-weight:700;
  text-align:left;
  padding:13px 16px;
  border:1px solid var(--border);
}
.article-body td{
  padding:12px 16px;
  border:1px solid var(--border);
}
.article-body hr{border:none;border-top:1px solid var(--border);margin:36px 0}

.article-foot-nav{
  margin-top:52px;
  padding-top:30px;
  border-top:1px solid var(--border);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
}
.article-foot-back{
  margin-left:auto;
  color:var(--brand);
  font-weight:600;
  font-size:14px;
  display:inline-flex;
  gap:8px;
  align-items:center;
}
.article-foot-back:hover{text-decoration:underline}

.related-section{
  background:var(--surface);
  border-top:1px solid var(--border);
  padding:84px 0 30px;
}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:36px;
}
.section-head h2{
  margin-top:10px;
  font-size:clamp(26px,3vw,34px);
  font-weight:900;
  line-height:1.35;
  color:var(--text-main);
}
.section-head p{
  margin-top:10px;
  color:var(--text-sub);
  max-width:640px;
}
.section-link{
  display:inline-flex;
  align-items:center;
  gap:9px;
  color:var(--brand);
  font-size:15px;
  font-weight:700;
}
.section-link i{font-size:13px;transition:transform .2s}
.section-link:hover i{transform:translateX(4px)}
.rel-col{display:flex}
.rel-card{
  width:100%;
  height:100%;
  background:var(--surface);
  border:1px solid #E6EDF6;
  border-radius:18px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:var(--transition);
  box-shadow:0 2px 8px rgba(20,35,60,.03);
}
.rel-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-lg);
  border-color:#B9D1FF;
}
.rel-media{display:block;overflow:hidden;aspect-ratio:16/9;background:#DCE8F8}
.rel-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.rel-card:hover .rel-media img{transform:scale(1.045)}
.rel-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.rel-tag{
  align-self:flex-start;
  display:inline-flex;
  height:26px;
  align-items:center;
  gap:6px;
  padding:0 12px;
  background:#EDF3FE;
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  border-radius:99px;
  margin-bottom:14px;
}
.rel-body h3{
  font-size:19px;
  font-weight:800;
  line-height:1.5;
  color:var(--text-main);
  margin-bottom:12px;
}
.rel-body h3 a{transition:color .2s}
.rel-body h3 a:hover{color:var(--brand)}
.rel-body p{
  color:var(--text-sub);
  font-size:14px;
  line-height:1.9;
  margin-bottom:20px;
  flex:1;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--brand);
  font-size:14px;
  font-weight:700;
}
.text-link i{transition:transform .2s}
.text-link:hover i{transform:translateX(4px)}

.article-cta{padding:70px 0 90px;background:var(--bg)}
.cta-banner{
  position:relative;
  overflow:hidden;
  border-radius:26px;
  color:#fff;
  padding:58px 62px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  background:
    linear-gradient(96deg,var(--deep) 0%,var(--deep-2) 55%,rgba(35,104,224,.55) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  box-shadow:var(--shadow-lg);
}
.cta-banner::after{
  content:"";position:absolute;right:-80px;top:-80px;
  width:260px;height:260px;border-radius:50%;
  border:42px solid rgba(255,255,255,.05);
  pointer-events:none;
}
.cta-content{flex:1 1 430px;position:relative;z-index:1}
.cta-content .eyebrow::before{background:var(--accent)}
.cta-content h2{
  font-size:clamp(25px,3vw,34px);
  font-weight:900;
  margin-top:12px;
  line-height:1.45;
}
.cta-content p{
  margin-top:14px;
  color:#C4D2E6;
  font-size:15px;
  line-height:1.9;
  max-width:620px;
}
.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  position:relative;
  z-index:1;
}
.cta-actions .btn{background:#fff;color:var(--brand);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.cta-actions .btn:hover{transform:translateY(-2px);background:#EAF1FF;color:var(--brand-deep)}
.cta-actions .btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.38);box-shadow:none}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.75)}

.footer{
  background:var(--deep);
  color:#9FB0C7;
  padding:66px 0 0;
}
.footer-inner{
  max-width:1240px;
  margin-inline:auto;
  padding:0 24px 52px;
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.15fr;
  gap:48px 40px;
}
.footer .brand{
  color:#fff;
  font-size:23px;
  margin-bottom:18px;
}
.footer-brand p{
  margin-top:4px;
  font-size:14px;
  line-height:2;
  color:#9FB0C7;
  max-width:400px;
}
.footer-social{
  display:flex;
  gap:12px;
  margin-top:24px;
}
.social-btn{
  width:42px;
  height:42px;
  border-radius:12px;
  background:rgba(255,255,255,.07);
  color:#DCE7F5;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:17px;
  transition:var(--transition);
  border:1px solid rgba(255,255,255,.05);
}
.social-btn:hover{
  background:var(--brand);
  color:#fff;
  transform:translateY(-4px);
  border-color:transparent;
  box-shadow:0 8px 18px rgba(35,104,224,.3);
}
.footer-title{
  color:#fff;
  font-size:16px;
  font-weight:800;
  margin-bottom:18px;
  position:relative;
  padding-bottom:12px;
}
.footer-title::after{
  content:"";position:absolute;
  left:0;bottom:0;
  width:26px;height:2px;
  border-radius:99px;
  background:var(--accent);
}
.footer-links li{margin-bottom:11px}
.footer-links a{
  display:inline-flex;
  align-items:center;
  color:#9FB0C7;
  font-size:14px;
  gap:8px;
  transition:var(--transition);
}
.footer-links a::before{
  content:"›";
  color:var(--brand);
  font-weight:700;
}
.footer-links a:hover{color:#fff;transform:translateX(4px)}
.footer-contact p{
  display:flex;
  gap:10px;
  align-items:flex-start;
  margin-bottom:15px;
  font-size:14px;
  line-height:1.8;
}
.footer-contact i{
  width:16px;
  color:var(--brand);
  margin-top:5px;
}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:24px 0;background:rgba(6,12,25,.2)}
.footer-bottom-inner{
  max-width:1240px;
  margin-inline:auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:#70839C;
}
.footer-bottom-inner a{color:#9FB0C7;transition:color .2s}
.footer-bottom-inner a:hover{color:#fff}

.empty-article{
  min-height:70vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:100px 24px;
}
.empty-card{
  width:100%;
  max-width:620px;
  text-align:center;
  background:rgba(255,255,255,.78);
  border:1px dashed #AFC7EF;
  border-radius:26px;
  padding:64px 32px;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(4px);
  background-image:
    radial-gradient(rgba(35,104,224,.04) 1px,transparent 1px),
    url('/assets/images/backpic/back-1.png');
  background-size:auto,cover;
  background-blend-mode:overlay;
}
.empty-card .empty-icon{
  width:72px;
  height:72px;
  margin:0 auto 20px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(145deg,var(--brand),#5C93FF);
  color:#fff;
  font-size:28px;
  border-radius:22px;
  box-shadow:0 12px 26px rgba(35,104,224,.3);
}
.empty-card h1{
  font-size:34px;
  font-weight:900;
  color:var(--text-main);
}
.empty-card p{
  margin:14px auto 28px;
  color:var(--text-sub);
  font-size:15px;
  max-width:430px;
}

@media screen and (max-width:1100px){
  .main-nav{display:none}
  .desktop-cta{display:none}
  .mobile-toggle{display:inline-flex}
  .mobile-drawer{
    display:block;
    max-height:0;
    overflow:hidden;
    padding:0 24px;
    background:#fff;
    transition:max-height .28s ease,padding .2s ease,box-shadow .2s ease;
    border-top:1px solid #F0F4FA;
  }
  .mobile-drawer.open{
    max-height:520px;
    padding-top:12px;
    padding-bottom:22px;
    box-shadow:0 20px 26px rgba(20,35,60,.07);
  }
  .mobile-drawer li{border-bottom:1px solid #F3F6FB}
  .mobile-drawer li:last-child{border-bottom:none}
  .mobile-drawer a{
    display:flex;
    align-items:center;
    gap:12px;
    min-height:48px;
    font-size:15px;
    font-weight:600;
    color:var(--text-main);
  }
  .mobile-drawer a i{width:19px;text-align:center;color:var(--brand)}
  .mobile-drawer .btn{margin-top:18px;height:48px}
  .footer-inner{grid-template-columns:1.4fr 1fr 1fr;gap:36px}
}
@media screen and (max-width:760px){
  body{font-size:15px}
  .grid-container,.container{padding-inline:18px}
  .header-inner{padding-inline:18px;min-height:60px}
  .brand{font-size:19px;gap:9px}
  .brand-badge{width:34px;height:34px;font-size:15px;border-radius:10px}
  .brand small{font-size:8px}
  .breadcrumb-area{padding:26px 0 2px}
  .breadcrumb{font-size:13px;gap:6px}
  .breadcrumb-current{max-width:200px}
  .article-wrap{padding:22px 0 56px}
  .article-card{padding:26px 20px 34px;border-radius:18px}
  .article-title{font-size:26px;line-height:1.4}
  .article-meta{flex-direction:column;gap:10px;font-size:13px}
  .article-body{font-size:16px;line-height:1.95}
  .article-body h2{font-size:22px;margin-top:34px}
  .article-body h3{font-size:19px}
  .article-card .btn{height:44px;padding:0 20px;font-size:14px}
  .article-foot-nav{flex-direction:column;align-items:stretch}
  .article-foot-back{margin-left:0}
  .section-head h2{font-size:26px}
  .related-section{padding:60px 0 22px}
  .rel-card{border-radius:16px}
  .cta-banner{padding:42px 26px;border-radius:22px}
  .cta-actions .btn{width:100%}
  .footer-inner{grid-template-columns:1fr 1fr;gap:36px 28px}
  .footer-bottom-inner{justify-content:center;text-align:center}
}
@media screen and (max-width:520px){
  .container,.grid-container{padding-inline:14px}
  .footer-inner{grid-template-columns:1fr}
  .footer-brand p{max-width:none}
  .article-cta{padding:52px 0 70px}
  .empty-card{padding:46px 18px}
  .empty-card h1{font-size:28px}
}

/* roulang page: category1 */
:root {
  --primary: #2368E0;
  --primary-dark: #1b53bd;
  --accent: #FF5140;
  --bg: #F5F8FD;
  --card-bg: #FFFFFF;
  --deep: #0F1D33;
  --deep-soft: #13233F;
  --border: #E3EAF3;
  --text: #14233C;
  --muted: #5A6B85;
  --cyan: #0FA3A3;
  --purple: #7B61FF;
  --orange: #FF8A00;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 12px rgba(20, 35, 60, 0.05);
  --shadow-md: 0 18px 44px rgba(20, 35, 60, 0.09);
  --shadow-blue: 0 14px 32px rgba(35, 104, 224, 0.18);
  --focus-ring: 0 0 0 4px rgba(35, 104, 224, 0.15);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
body.no-scroll {
  overflow: hidden;
}
a {
  color: inherit;
  text-decoration: none;
}
a:focus-visible,
button:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}
img {
  display: block;
  max-width: 100%;
}
button {
  font-family: inherit;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 96px 0;
}
.section-light {
  background: var(--bg);
}
.section-white {
  background: #fff;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(1.5) blur(8px);
}
.header-inner {
  max-width: 1200px;
  height: 68px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  white-space: nowrap;
}
.brand-badge {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--primary), #55a0ff);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 8px 18px rgba(35, 104, 224, 0.26);
}
.brand > span:last-child {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text);
}
.brand small {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--primary);
  margin-top: 1px;
}
.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
}
.main-nav a {
  display: inline-flex;
  align-items: center;
  height: 68px;
  padding: 0 14px;
  font-size: 15px;
  font-weight: 600;
  color: #314063;
  border-bottom: 3px solid transparent;
  transition: color 0.2s ease;
}
.main-nav a i {
  margin-right: 6px;
  font-size: 14px;
  opacity: 0.78;
}
.main-nav a:hover {
  color: var(--primary);
}
.main-nav a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.btn i {
  font-size: 14px;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 8px 18px rgba(35, 104, 224, 0.16);
}
.btn-primary:hover {
  background: #1b52bd;
  border-color: #1b52bd;
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(35, 104, 224, 0.22);
}
.btn-outline {
  background: #fff;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: #f2f7ff;
  border-color: var(--primary-dark);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.55);
}
.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}
.btn-block {
  width: 100%;
}
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 10px;
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}
.mobile-toggle:hover {
  background: #f0f5ff;
  color: var(--primary);
}
.mobile-drawer {
  display: none;
}
@media (max-width: 1023px) {
  .main-nav,
  .desktop-cta {
    display: none !important;
  }
  .mobile-toggle {
    display: inline-flex;
  }
  .mobile-drawer {
    display: block;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    z-index: 99;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 18px 24px 24px;
    box-shadow: 0 20px 40px rgba(9, 24, 48, 0.08);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }
  .mobile-drawer.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .mobile-drawer ul {
    list-style: none;
    margin: 0 0 16px;
    padding: 0;
  }
  .mobile-drawer ul li a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 8px 10px;
    border-radius: 10px;
    color: var(--text);
    font-size: 16px;
    font-weight: 600;
  }
  .mobile-drawer ul li a i {
    width: 24px;
    color: var(--primary);
    margin-right: 8px;
  }
  .mobile-drawer ul li a.active,
  .mobile-drawer ul li a:hover {
    background: #eef5ff;
    color: var(--primary);
  }
}
@media (max-width: 640px) {
  .header-inner {
    height: 60px;
    padding: 0 16px;
    gap: 12px;
  }
  .mobile-drawer {
    top: 60px;
    max-height: calc(100vh - 60px);
    padding: 16px;
  }
  .brand-badge {
    width: 38px;
    height: 38px;
    font-size: 16px;
    border-radius: 12px;
  }
  .brand > span:last-child {
    font-size: 17px;
  }
  .brand small {
    display: none;
  }
}
/* ===== Hero ===== */
.category-hero {
  position: relative;
  padding: 84px 0 76px;
  background: linear-gradient(0deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.78)), url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  border-bottom: 1px solid var(--border);
}
.category-hero .container {
  position: relative;
  z-index: 2;
}
.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 28px;
}
.crumb a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  color: var(--muted);
  padding: 3px 0;
  transition: color 0.2s;
}
.crumb a:hover {
  color: var(--primary);
}
.crumb i {
  font-size: 12px;
  opacity: 0.7;
}
.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(35, 104, 224, 0.1);
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.hero-tagline i {
  font-size: 13px;
}
.hero-title {
  margin: 0 0 18px;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text);
  font-weight: 900;
}
.hero-title em {
  font-style: normal;
  color: var(--primary);
}
.hero-sub {
  margin: 0 0 28px;
  max-width: 700px;
  font-size: 17px;
  line-height: 1.9;
  color: var(--muted);
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}
.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--muted);
  font-size: 14px;
}
.hero-note li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-note li i {
  color: var(--cyan);
}
@media (max-width: 768px) {
  .category-hero {
    padding: 56px 0 48px;
  }
  .hero-sub {
    font-size: 16px;
  }
  .hero-ctas .btn {
    width: 100%;
  }
}
/* ===== 栏目导航 ===== */
.channel-strip {
  padding: 26px 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}
.filter-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}
.filter-label i {
  color: var(--primary);
}
.filter-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.filter-btn {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  color: #314063;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
}
.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: #f4f8ff;
}
.filter-btn.is-active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 8px 18px rgba(35, 104, 224, 0.2);
}
@media (max-width: 640px) {
  .filter-bar {
    gap: 10px 0;
  }
  .filter-nav {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 6px;
    scrollbar-width: none;
  }
  .filter-nav::-webkit-scrollbar {
    display: none;
  }
  .filter-btn {
    white-space: nowrap;
  }
}
/* ===== 新闻区 ===== */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  background: rgba(35, 104, 224, 0.08);
  padding: 6px 13px;
  border-radius: 8px;
  margin-bottom: 12px;
}
.section-title {
  margin: 0;
  font-size: clamp(27px, 3.4vw, 36px);
  line-height: 1.3;
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.01em;
}
.section-desc {
  margin: 12px 0 0;
  color: var(--muted);
  max-width: 640px;
  font-size: 16px;
}
.section-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  color: var(--primary);
  font-weight: 700;
  font-size: 15px;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}
.section-link:hover {
  border-bottom-color: var(--primary);
}
.news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: 26px;
}
.main-post {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.main-post:hover {
  transform: translateY(-5px);
  border-color: rgba(35, 104, 224, 0.4);
  box-shadow: var(--shadow-md);
}
.post-cover {
  position: relative;
  aspect-ratio: 16 / 8.6;
  overflow: hidden;
  background: #eaf1fa;
}
.post-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.main-post:hover .post-cover img {
  transform: scale(1.04);
}
.post-cover .post-cat {
  position: absolute;
  left: 18px;
  top: 18px;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 13px;
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(35, 104, 224, 0.3);
}
.post-cat-label {
  display: inline-flex;
  align-items: center;
  background: rgba(35, 104, 224, 0.1);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.post-cat-label.orange {
  background: rgba(255, 81, 64, 0.1);
  color: var(--accent);
}
.post-cat-label.cyan {
  background: rgba(15, 163, 163, 0.1);
  color: #087e7e;
}
.post-cat-label.purple {
  background: rgba(123, 97, 255, 0.1);
  color: var(--purple);
}
.main-post .post-body {
  padding: 28px 30px 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}
.main-post h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.45;
  font-weight: 800;
}
.main-post h3 a {
  color: var(--text);
  transition: color 0.2s;
}
.main-post h3 a:hover {
  color: var(--primary);
}
.main-post .post-summary {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}
.post-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 20px;
  color: var(--muted);
  font-size: 13px;
}
.post-meta span,
.post-meta a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.post-meta i {
  opacity: 0.75;
}
.read-more {
  margin-left: auto;
  color: var(--primary);
  font-weight: 700;
  transition: gap 0.2s, color 0.2s;
  gap: 4px;
}
.read-more:hover {
  color: var(--primary-dark);
}
.post-aside {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.post-row {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 19px 19px 17px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.post-row:hover {
  transform: translateY(-4px);
  border-color: rgba(35, 104, 224, 0.4);
  box-shadow: var(--shadow-md);
}
.post-row-top {
  display: flex;
  gap: 12px;
  align-items: center;
}
.post-row h3 {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.65;
  font-weight: 700;
}
.post-row h3 a {
  color: var(--text);
}
.post-row h3 a:hover {
  color: var(--primary);
}
.post-row .post-summary {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-row-meta {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--muted);
  font-size: 13px;
}
.post-row-meta i {
  margin-right: 4px;
}
@media (max-width: 1023px) {
  .news-layout {
    grid-template-columns: 1fr;
  }
  .post-aside {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 28px;
  }
  .main-post .post-body {
    padding: 20px;
  }
  .main-post h3 {
    font-size: 20px;
  }
  .post-aside {
    grid-template-columns: 1fr;
  }
  .post-cover {
    aspect-ratio: 16/9;
  }
}
/* ===== 数据面板 ===== */
.stats-panel {
  margin: 0;
  border-radius: 28px;
  background:
    radial-gradient(circle at 84% 16%, rgba(73, 135, 255, 0.36), transparent 32%),
    linear-gradient(135deg, var(--deep-soft), var(--deep));
  padding: 58px 56px 56px;
  color: #fff;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: center;
}
.stats-copy .section-tag {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.stats-copy h2 {
  margin: 0 0 16px;
  font-size: 32px;
  line-height: 1.4;
  font-weight: 800;
}
.stats-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.stat-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  padding: 22px 22px 18px;
  transition: background 0.3s, transform 0.3s;
}
.stat-item:hover {
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-4px);
}
.stat-num {
  font-size: 38px;
  line-height: 1.2;
  font-weight: 900;
  font-family: "DIN Alternate", "Bahnschrift", "Arial Narrow", sans-serif;
}
.stat-item:nth-child(1) .stat-num {
  color: #69e0ff;
}
.stat-item:nth-child(2) .stat-num {
  color: #ffb36b;
}
.stat-item:nth-child(3) .stat-num {
  color: #b7b3ff;
}
.stat-item:nth-child(4) .stat-num {
  color: #76f0c0;
}
.stat-name {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 600;
}
@media (max-width: 1023px) {
  .stats-panel {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 40px 28px;
  }
}
@media (max-width: 640px) {
  .stats-panel {
    border-radius: 20px;
    padding: 28px 20px;
  }
  .stats-copy h2 {
    font-size: 24px;
  }
  .stat-grid {
    gap: 12px;
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-item {
    padding: 16px;
  }
  .stat-num {
    font-size: 30px;
  }
  .stat-name {
    font-size: 13px;
  }
}
/* ===== 生产流程 ===== */
.process-intro {
  margin-bottom: 42px;
}
.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.process-list li {
  display: grid;
  grid-template-columns: 68px 150px 1fr;
  gap: 22px;
  align-items: center;
  padding: 26px 0;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}
.process-list li:last-child {
  border-bottom: 0;
}
.process-step-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  background: var(--primary);
  box-shadow: 0 10px 22px rgba(35, 104, 224, 0.2);
}
.process-list li:nth-child(2) .process-step-icon {
  background: var(--cyan);
}
.process-list li:nth-child(3) .process-step-icon {
  background: var(--orange);
}
.process-list li:nth-child(4) .process-step-icon {
  background: var(--purple);
}
.process-title {
  font-size: 18px;
  font-weight: 800;
}
.process-text {
  color: var(--muted);
  font-size: 15px;
}
@media (max-width: 768px) {
  .process-list li {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 0;
  }
  .process-title {
    font-size: 17px;
  }
}
/* ===== 热读排行 ===== */
.hot-rank-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.hot-rank-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 22px 18px;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  align-items: start;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.hot-rank-item:hover {
  transform: translateY(-4px);
  border-color: rgba(35, 104, 224, 0.3);
  box-shadow: var(--shadow-md);
}
.rank-index {
  font-size: 30px;
  line-height: 1;
  font-weight: 900;
  color: var(--border);
  font-family: "DIN Alternate", "Bahnschrift", sans-serif;
  padding-top: 2px;
}
.hot-rank-item:nth-child(1) .rank-index,
.hot-rank-item:nth-child(2) .rank-index,
.hot-rank-item:nth-child(3) .rank-index {
  color: var(--primary);
}
.hot-rank-item h3 {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 800;
}
.hot-rank-item h3 a {
  color: var(--text);
}
.hot-rank-item h3 a:hover {
  color: var(--primary);
}
.hot-rank-item p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
.rank-cat {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--muted);
  font-size: 13px;
}
.rank-cat i {
  color: var(--accent);
}
@media (max-width: 768px) {
  .hot-rank-list {
    grid-template-columns: 1fr;
  }
}
/* ===== FAQ ===== */
.faq-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 52px;
}
.faq-intro h2 {
  margin: 0 0 14px;
  font-size: 32px;
  line-height: 1.35;
}
.faq-intro p {
  color: var(--muted);
  margin: 0 0 26px;
}
.faq-list {
  display: block;
}
.faq-item {
  display: block;
  margin-bottom: 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.faq-item.open {
  border-color: rgba(35, 104, 224, 0.4);
  box-shadow: var(--shadow-sm);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 20px 22px;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  cursor: pointer;
  border-radius: var(--radius-md);
}
.faq-question:hover {
  color: var(--primary);
}
.faq-icon-wrap {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #eff4fc;
  color: var(--primary);
  transition: transform 0.25s, background 0.25s;
}
.faq-item.open .faq-icon-wrap {
  background: var(--primary);
  color: #fff;
  transform: rotate(135deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.3s ease;
}
.faq-answer-inner {
  padding: 0 24px 22px;
  color: var(--muted);
  background: #fbfcff;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  margin: 0 10px 0;
  font-size: 14.5px;
  line-height: 1.9;
}
@media (max-width: 920px) {
  .faq-wrap {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}
/* ===== CTA ===== */
.category-cta {
  position: relative;
  background: #fff;
  border-top: 1px solid var(--border);
}
.cta-box {
  background: linear-gradient(135deg, #eaf2ff, #f3f8ff);
  border: 1px solid rgba(35, 104, 224, 0.13);
  border-radius: 26px;
  padding: 54px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.cta-box h2 {
  margin: 0 0 10px;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.4;
  font-weight: 900;
}
.cta-box p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}
.cta-box a {
  white-space: nowrap;
}
@media (max-width: 768px) {
  .cta-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 34px 28px;
    border-radius: 20px;
  }
  .cta-box a {
    width: 100%;
  }
}
/* ===== Footer ===== */
.footer {
  background: var(--deep);
  color: #cbd5e4;
  border-top: 0;
}
.footer p {
  color: #8c9bb3;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 68px 24px 46px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 48px;
}
.footer .brand {
  color: #fff;
}
.footer .brand > span:last-child {
  color: #fff;
}
.footer-brand > p {
  font-size: 14.5px;
  line-height: 1.9;
  max-width: 340px;
  margin: 18px 0 20px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.social-btn {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 11px;
  color: #cbd5e4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}
.social-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-3px);
}
.footer-title {
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  margin: 4px 0 20px;
  letter-spacing: 0.02em;
}
.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links li {
  margin: 11px 0;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #8c9bb3;
  font-size: 14px;
  transition: color 0.2s, transform 0.2s;
}
.footer-links a::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0;
  transition: opacity 0.2s;
}
.footer-links a:hover {
  color: #fff;
  transform: translateX(3px);
}
.footer-links a:hover::before {
  opacity: 1;
}
.footer-contact p {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 14px;
  margin: 11px 0;
}
.footer-contact i {
  width: 18px;
  color: var(--primary);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-bottom-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  color: #7a8aa0;
  font-size: 13px;
}
.footer-bottom-inner a {
  color: #9fb2c7;
  transition: color 0.2s;
}
.footer-bottom-inner a:hover {
  color: #fff;
}
@media (max-width: 1023px) {
  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    padding-top: 50px;
  }
}
@media (max-width: 640px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 44px 20px 34px;
  }
  .footer-bottom-inner {
    padding: 16px 20px;
  }
}
/* ===== 基础辅助 ===== */
.badge-light {
  background: #f1f6ff;
  color: var(--primary);
}
.bg-soft {
  background: var(--bg);
}
.section-tip {
  color: var(--muted);
  font-size: 13px;
  margin: 4px 0 0;
}

/* roulang page: category3 */
:root {
    --primary: #2368E0;
    --primary-dark: #1B52BA;
    --primary-light: #E8F0FE;
    --accent: #FF5140;
    --bg: #F5F8FD;
    --card: #FFFFFF;
    --dark: #0F1D33;
    --dark-2: #13233F;
    --text: #14233C;
    --text-sub: #5A6B85;
    --border: #E3EAF3;
    --teal: #0FA3A3;
    --purple: #7B61FF;
    --orange: #FF8A00;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 6px 24px rgba(15, 33, 67, .08);
    --shadow-hover: 0 14px 40px rgba(15, 33, 67, .15);
    --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.75;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
ul, ol { list-style: none; margin: 0; padding: 0; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0 0 .6em; line-height: 1.3; font-weight: 800; color: var(--text); }

.grid-container {
    max-width: 1200px;
    padding-left: 24px;
    padding-right: 24px;
    margin: 0 auto;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 999px;
}

.badge-line { border: 1px solid var(--border); background: #fff; color: var(--text-sub); }

/* ========== Header ========== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 68px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 900; font-size: 19px; color: var(--text); letter-spacing: .5px; line-height: 1.3; }
.brand small { display: block; font-size: 10px; font-weight: 700; letter-spacing: .18em; color: var(--text-sub); }
.brand-badge {
    width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--primary); color: #fff; font-size: 20px;
    border-radius: 12px;
    box-shadow: 0 6px 14px rgba(35, 104, 224, .25);
}
.main-nav ul { display: flex; gap: 32px; align-items: center; }
.main-nav a {
    position: relative;
    display: inline-flex; align-items: center; gap: 6px;
    height: 68px;
    font-size: 15px; font-weight: 600; color: var(--text-sub);
}
.main-nav a i { font-size: 14px; opacity: .75; }
.main-nav a:hover { color: var(--primary); }
.main-nav a.active { color: var(--primary); }
.main-nav a.active::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 3px; border-radius: 3px 3px 0 0;
    background: var(--primary);
}
.header-actions { display: flex; align-items: center; gap: 16px; }
.nav-cta {
    height: 40px !important;
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0 20px;
    border-radius: 10px;
}
.mobile-toggle {
    display: none;
    width: 44px; height: 44px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    border-radius: 12px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}
.mobile-drawer {
    display: none;
    height: 0;
    overflow: hidden;
    background: #fff;
    border-top: 1px solid var(--border);
}
.mobile-drawer.open { height: auto; padding-bottom: 18px; }
.mobile-drawer ul { padding: 8px 24px 0; }
.mobile-drawer li { border-bottom: 1px solid #f0f4fa; }
.mobile-drawer li a {
    display: flex; align-items: center; gap: 12px;
    min-height: 48px; font-weight: 600; font-size: 15px; color: var(--text);
}
.mobile-drawer li a.active { color: var(--primary); }
.mobile-drawer .btn-block { margin: 16px 24px 4px; width: calc(100% - 48px); }

/* ========== 按钮 / 表单 ========== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 26px;
    border-radius: 10px;
    font-weight: 700; font-size: 15px;
    border: 0;
    cursor: pointer;
    transition: transform .22s ease, background .2s ease, box-shadow .2s ease, border-color .2s ease;
    text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(35,104,224,.26); }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(35,104,224,.32); }
.btn-secondary { background: #fff; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-secondary:hover { border-color: var(--primary-dark); color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(35,104,224,.12); }
.btn-ghost-white { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.6); }
.btn-ghost-white:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.1); }
.btn:focus-visible, .main-nav a:focus-visible, .footer a:focus-visible, a:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
}

/* ========== Page Hero ========== */
.page-hero {
    position: relative;
    padding: 84px 0 90px;
    background: url("/assets/images/backpic/back-2.png") center center / cover no-repeat;
    border-bottom: 1px solid var(--border);
}
.page-hero::before {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(100deg, rgba(245,248,253,1) 20%, rgba(245,248,253,.94) 45%, rgba(245,248,253,.82));
}
.page-hero .grid-container { position: relative; z-index: 2; }
.crumbs {
    display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
    font-size: 14px; color: var(--text-sub); margin-bottom: 22px;
}
.crumbs i { font-size: 12px; color: #9aa9be; }
.page-hero h1 {
    font-size: 44px; font-weight: 900;
    margin: 0 0 16px;
    letter-spacing: .5px;
}
.page-hero .lead {
    max-width: 720px;
    color: var(--text-sub); font-size: 17px; line-height: 1.9;
    margin: 0 0 28px;
}
.page-hero .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.trust-note {
    margin-top: 20px; display: flex; flex-wrap: wrap; gap: 22px;
    font-size: 14px; color: var(--text-sub);
}
.trust-note i { color: var(--primary); margin-right: 4px; }

/* ========== Section base ========== */
.page-section { padding: 92px 0; }
.section-head { margin-bottom: 44px; max-width: 720px; }
.section-head h2 { font-size: 32px; font-weight: 900; margin-bottom: 14px; }
.section-head p { color: var(--text-sub); font-size: 16px; line-height: 1.9; margin: 0; }

.wrap-white { background: #fff; }
.wrap-soft { background: var(--bg); }

/* ========== 品牌信息 ========== */
.brand-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 60px;
    align-items: center;
}
.brand-figure {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.brand-figure img { width: 100%; height: 420px; object-fit: cover; }
.brand-figure .fig-tag {
    position: absolute; top: 16px; left: 16px;
    background: rgba(15,29,51,.62);
    color: #fff;
    font-size: 13px;
    backdrop-filter: blur(8px);
    border-radius: 999px;
    padding: 6px 14px;
    border: 1px solid rgba(255,255,255,.16);
}
.brand-arrow { position: absolute; right: -14px; top: 38px; width: 46px; height: 46px; background: var(--primary); color:#fff; display: flex; align-items:center; justify-content:center; border-radius: 50%; font-size: 18px; box-shadow: 0 10px 24px rgba(35,104,224,.35);}
.brand-about h2 { font-size: 30px; margin-bottom: 18px; }
.brand-about p { color: var(--text-sub); line-height: 1.95; }
.brand-about .highlight { background: var(--primary-light); border-left: 3px solid var(--primary); border-radius: 10px 8px 8px 10px; padding: 12px 16px; margin-top: 16px; color: var(--text); font-weight: 600; }
.core-stat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
.core-stat .stat-cell {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 14px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(15,33,67,.04);
}
.stat-num { font-size: 24px; font-weight: 900; color: var(--primary); display:block; }
.stat-label { font-size: 13px; color: var(--text-sub); display:block; margin-top: 4px; }

/* ========== 联系通道卡片 ========== */
.channel-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.channel-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 22px;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.channel-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #c4d5f2; }
.channel-icon {
    width: 50px; height: 50px;
    display: flex; align-items: center; justify-content: center;
    font-size: 21px; color: #fff;
    border-radius: 14px;
    margin-bottom: 18px;
}
.channel-card h3 { font-size: 18px; margin-bottom: 10px; }
.channel-card p { color: var(--text-sub); font-size: 14px; line-height: 1.8; margin-bottom: 14px; }
.channel-link { color: var(--primary); font-size: 14px; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.channel-link i { transition: transform .2s ease; }
.channel-card:hover .channel-link i { transform: translateX(4px); }

.tint-blue { background: var(--primary); }
.tint-orange { background: var(--orange); }
.tint-purple { background: var(--purple); }
.tint-teal { background: var(--teal); }

/* ========== 加入 / 协作流程 ========== */
.flow-block { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: flow; }
.flow-item {
    position: relative;
    background: var(--bg);
    border-radius: var(--radius);
    padding: 36px 24px 24px;
    border: 1px solid var(--border);
    transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.flow-item:hover { background: #fff; transform: translateY(-4px); box-shadow: var(--shadow); }
.flow-line {
    position: absolute; top: 30px; left: calc(100% - 14px);
    width: 28px; height: 2px; background: #c9d8ed;
}
.flow-item:last-child .flow-line { display: none; }
.flow-num {
    counter-increment: flow;
    display: inline-flex; align-items:center; justify-content:center;
    width: 40px; height: 40px;
    background: var(--primary-light); color: var(--primary);
    border-radius: 50%;
    font-weight: 800; font-size: 16px;
    margin-bottom: 14px;
}
.flow-num::before { content: counter(flow); }
.flow-item h3 { font-size: 17px; margin-bottom: 8px; }
.flow-item p { font-size: 14px; color: var(--text-sub); margin: 0; }

/* ========== 深色联系区块 ========== */
.contact-dark {
    background: var(--dark);
    color: #E6EDF7;
}
.contact-dark .section-head h2 { color: #fff; }
.contact-dark .section-head p { color: #A3B3CD; }
.contact-split {
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: 56px;
    align-items: start;
}
.contact-info-list { display: flex; flex-direction: column; gap: 0; }
.contact-info-list li {
    display: flex; gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid rgba(255,255,255,.12);
}
.contact-info-list li:last-child { border-bottom: 0; }
.contact-info-list .c-icon {
    width: 44px; height: 44px; flex: 0 0 44px;
    display: flex; align-items:center; justify-content:center;
    background: rgba(35,104,224,.24);
    color: #74a2ff;
    border-radius: 12px;
    font-size: 17px;
}
.contact-info-list h4 { font-size: 16px; color: #fff; margin-bottom: 4px; }
.contact-info-list p, .contact-info-list div { font-size: 14px; color:#A9BBD5; margin: 0; line-height:1.7; }
.contact-info-list a { color: #b9d0ff; }
.contact-info-list a:hover { color: #fff; text-decoration: underline; }

.form-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 36px 34px;
    box-shadow: 0 18px 50px rgba(0,0,0,.28);
}
.form-card h3 { font-size: 22px; margin-bottom: 6px; }
.form-card > p { font-size: 14px; color: var(--text-sub); margin-bottom: 24px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 0; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 14px; font-weight: 700; color: var(--text); }
.form-group label span { color: var(--accent); margin-left: 2px; }
.form-control, .form-group select, .form-group textarea {
    width: 100% !important;
    height: 46px;
    border: 1.5px solid #D6E1EF;
    border-radius: var(--radius-sm);
    padding: 0 14px;
    background: #fff;
    font-size: 15px;
    color: var(--text);
    font-family: var(--font);
    transition: border-color .2s ease, box-shadow .2s ease;
    margin: 0;
    box-shadow: none;
}
.form-group textarea { padding-top: 12px; height: 110px; resize: vertical; }
.form-control:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(35,104,224,.12);
}
.form-group select {
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235A6B85' d='M1 .5l5 5 5-5H6.5L6 5 1 .5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}
.form-submit { padding-top: 20px; }
.form-submit .btn { width: 100%; height: 48px; }
.form-tip { margin-top: 10px; font-size: 13px; color: #7C8BA5; display: flex; align-items:center; gap: 6px; }
.form-result {
    display: none;
    margin-top: 16px;
    background: #EAFAF4;
    border: 1px solid #B6EBD8;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 14px;
    color: #157A45;
}
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none !important; }
.form-group .form-control:disabled { background: #F1F4FA; color: #8b9bb4; }

/* ========== 办公/赛事坐标 ========== */
.location-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.map-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .25s ease, box-shadow .25s ease;
}
.map-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.map-media { position: relative; height: 180px; overflow: hidden; }
.map-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.map-card:hover .map-media img { transform: scale(1.04); }
.map-media .map-pin {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 42px; height: 42px;
    background: var(--accent); color:#fff;
    border-radius: 50% 50% 50% 6px;
    display: flex; align-items:center; justify-content:center;
    font-size: 18px;
    border: 3px solid rgba(255,255,255,.9);
    box-shadow: 0 8px 22px rgba(255,81,64,.3);
}
.map-body { padding: 24px; }
.map-body h3 { font-size: 17px; margin-bottom: 8px; }
.map-body p { color: var(--text-sub); font-size: 14px; margin-bottom: 12px; }
.map-body .tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.link-tag {
    font-size: 13px;
    display: inline-flex; align-items:center; gap: 5px;
    background: var(--primary-light);
    border-radius: 999px;
    padding: 4px 12px;
    font-weight: 600; color: var(--primary);
}
.map-cover { position: relative; }
.map-cover::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(15,29,51,.04) 0%, rgba(15,29,51,.5) 100%);
}

/* ========== FAQ ========== */
.faq-wrap { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow .2s ease;
}
.faq-item:hover { box-shadow: var(--shadow); }
.faq-q {
    display: flex; justify-content: space-between; align-items: center; gap: 20px;
    padding: 20px 24px;
    cursor: pointer;
    background: #fff;
    border: 0;
    width: 100%;
    text-align: left;
    color: var(--text);
    font-size: 16px;
    font-weight: 800;
    font-family: var(--font);
}
.faq-q i { transition: transform .3s ease; font-size: 15px; color: var(--primary); }
.faq-item.open .faq-q i { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .32s ease, padding .32s ease; padding: 0 24px; }
.faq-a p { color: var(--text-sub); font-size: 15px; line-height: 1.9; padding-bottom: 22px; margin: 0; }

/* ========== Footer ========== */
.footer { background: var(--dark); color: #A9BBD5; margin-top: 0; padding: 72px 0 0; }
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr 1.1fr 1.3fr;
    gap: 48px;
}
.footer .brand { color: #fff; }
.footer .brand small { color: #6E82A3; }
.footer p { font-size: 14px; line-height: 1.85; }
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.social-btn {
    width: 40px; height: 40px;
    border-radius: 12px;
    background: rgba(255,255,255,.06);
    color: #fff;
    display: flex; align-items:center; justify-content:center;
    font-size: 16px;
    transition: background .2s ease, transform .2s ease, border-color .2s ease;
    border: 1px solid rgba(255,255,255,.1);
}
.social-btn:hover { background: rgba(255,255,255,.14); transform: translateY(-3px); }
.footer-title {
    color: #fff;
    font-size: 16px;
    margin-bottom: 16px;
    font-weight: 800;
    letter-spacing: .3px;
}
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: #9FB0C9; font-size: 14px; display:inline-block; }
.footer-links a:hover { color: #fff; }
.footer-contact p { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: #9FB0C9; margin-bottom: 10px; }
.footer-contact i { color: var(--primary); margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 56px; padding: 20px 0; }
.footer-bottom-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
    font-size: 14px; color: #7F93B0;
}
.footer-bottom-inner a { color: #8FABD8; }
.footer-bottom-inner a:hover { color: #fff; }

/* ========== 响应式 ========== */
@media (max-width: 1100px) {
    .channel-grid { grid-template-columns: repeat(2, 1fr); }
    .flow-block { grid-template-columns: repeat(2, 1fr); gap: 20px 24px; }
    .flow-line { display: none; }
    .footer-inner { grid-template-columns: 1.5fr 1fr 1fr; gap: 36px; }
}

@media (max-width: 1024px) {
    .main-nav { display: none; }
    .desktop-cta { display: none; }
    .mobile-toggle { display: inline-flex; }
    .mobile-drawer { display: block; }
    .brand-grid { grid-template-columns: 1fr; gap: 36px; }
    .contact-split { grid-template-columns: 1fr; gap: 40px; }
    .page-section { padding: 72px 0; }
}

@media (max-width: 768px) {
    .header-inner { height: 60px; }
    .page-hero { padding: 58px 0 62px; }
    .page-hero h1 { font-size: 34px; }
    .page-hero .lead { font-size: 15px; }
    .section-head { margin-bottom: 28px; }
    .section-head h2 { font-size: 25px; }
    .channel-grid, .location-grid { grid-template-columns: 1fr; }
    .contact-split, .form-grid { grid-template-columns: 1fr; gap: 16px; }
    .brand-figure img { height: 300px; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .header-inner { padding: 0 16px; }
    .footer-inner, .footer-bottom-inner { padding: 0 16px; }
    .hero-actions .btn { width: 100%; }
    .core-stat { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .flow-block { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; padding-top: 48px; }
    .footer-bottom-inner { flex-direction: column; gap: 8px; text-align: center; }
    .form-card { padding: 24px 18px; }
    .grid-container { padding-left: 16px; padding-right: 16px; }
    .cta-bar { justify-content: center; }
}

@media (max-width: 520px) {
    .page-hero h1 { font-size: 28px; }
    .channel-card { padding: 20px 18px; }
    .footer-bottom-inner span { display: inline-block; line-height:1.7; }
    .footer-brand .brand small { font-size: 9px; }
    .brand { font-size: 17px; }
}

/* roulang page: category2 */
:root {
  --primary: #2368E0;
  --primary-dark: #1B50B8;
  --accent: #FF5140;
  --dark: #0F1D33;
  --ink-2: #14233C;
  --muted: #5A6B85;
  --bg: #F5F8FD;
  --surface: #FFFFFF;
  --border: #E3EAF3;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(20,35,60,0.04);
  --shadow-md: 0 14px 34px rgba(20,35,60,0.08);
  --shadow-lg: 0 24px 60px rgba(20,35,60,0.12);
  --section-gap: 96px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-2);
  font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,Arial,sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
button, input, textarea, select { font-family: inherit; font-size: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid rgba(35,104,224,0.45);
  outline-offset: 3px;
}
.grid-container { max-width: 1200px; padding-left: clamp(18px, 4vw, 32px); padding-right: clamp(18px, 4vw, 32px); margin: 0 auto; }

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 12px 22px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.btn-lg { padding: 15px 28px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; box-shadow: 0 8px 22px rgba(35,104,224,0.22); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(35,104,224,0.28); }
.btn-outline { background: rgba(255,255,255,0.75); border-color: #C6D7F0; color: var(--primary); }
.btn-outline:hover { background: #fff; border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(35,104,224,0.12); }
.btn-white { background: #fff; border-color: #fff; color: var(--dark); box-shadow: 0 12px 28px rgba(0,0,0,0.18); }
.btn-white:hover { background: #F1F5FC; border-color: #F1F5FC; transform: translateY(-2px); box-shadow: 0 16px 34px rgba(0,0,0,0.24); }
.btn-border-light { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.65); color: #fff; }
.btn-border-light:hover { background: rgba(255,255,255,0.16); border-color: #fff; transform: translateY(-2px); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 68px;
  padding: 0 clamp(18px, 4vw, 32px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  font-size: 20px;
  color: var(--ink-2);
  line-height: 1.1;
}
.brand-badge {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  box-shadow: 0 8px 18px rgba(35,104,224,0.28);
}
.brand small {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--muted);
  line-height: 1.3;
}
.main-nav ul { display: flex; align-items: center; gap: 2px; }
.main-nav a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  color: var(--ink-2);
  transition: color .2s ease, background .2s ease;
  position: relative;
}
.main-nav a i { color: var(--primary); font-size: 14px; opacity: .9; }
.main-nav a:hover { background: #EDF4FF; color: var(--primary); }
.main-nav a.active { color: var(--primary); }
.main-nav a.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 3px;
  height: 3px;
  border-radius: 3px;
  background: var(--primary);
}
.nav-cta { padding: 9px 18px; font-size: 14px; }
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  color: var(--dark);
  font-size: 18px;
  cursor: pointer;
}
.mobile-drawer {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: #fff;
  padding: 16px 20px 24px;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 18px 40px rgba(20,35,60,0.12);
  z-index: 99;
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: transform .25s ease, opacity .25s ease, visibility .25s ease;
}
.mobile-drawer.open { opacity: 1; transform: none; pointer-events: auto; visibility: visible; }
.mobile-drawer ul { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.mobile-drawer a {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 600;
  color: var(--ink-2);
}
.mobile-drawer a i { width: 20px; text-align: center; color: var(--primary); }
.mobile-drawer a.active, .mobile-drawer a:hover { background: #EDF4FF; color: var(--primary); }

.breadcrumb { background: #fff; border-bottom: 1px solid var(--border); padding: 12px 0; font-size: 13px; color: var(--muted); }
.breadcrumb nav { display: flex; align-items: center; gap: 10px; }
.breadcrumb a { color: var(--primary); font-weight: 500; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb i { font-size: 12px; color: #A6B7CF; }
.breadcrumb .current { color: var(--muted); }

.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 110px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: #E9F1FD;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(245,248,253,0.98) 0%, rgba(233,241,253,0.86) 55%, rgba(233,241,253,0.55) 100%);
}
.hero-inner { position: relative; z-index: 2; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: #fff;
  border: 1px solid #DCE8FA;
  border-radius: 999px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(35,104,224,0.08);
}
.hero-title {
  font-size: clamp(38px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--ink-2);
  margin: 22px 0 20px;
  max-width: 580px;
}
.hero-title em {
  font-style: normal;
  color: var(--primary);
}
.hero-lead {
  font-size: 17px;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.9;
}
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 32px; }
.hero-note { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-top: 28px; font-size: 13px; color: var(--muted); }
.hero-note span { display: inline-flex; align-items: center; gap: 8px; }
.hero-note i { color: var(--primary); }
.hero-media { position: relative; }
.hero-media-card {
  background: #fff;
  border-radius: 24px;
  padding: 10px;
  box-shadow: var(--shadow-lg);
  transform: rotate(1deg);
  border: 1px solid #E3EDFB;
}
.hero-media-img { position: relative; border-radius: 18px; overflow: hidden; }
.hero-media-img img { width: 100%; height: 360px; object-fit: cover; }
.hero-media-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(15,29,51,0.82);
  color: #fff;
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  backdrop-filter: blur(6px);
}
.hero-media-tag i { color: #FFD76A; }
.hero-media-content { padding: 16px 14px 14px; }
.media-vendor { display: flex; align-items: center; gap: 12px; }
.media-vendor .vendor-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 18px rgba(35,104,224,0.22);
}
.media-vendor strong { display: block; font-size: 15px; color: var(--ink-2); }
.media-vendor span { font-size: 12px; color: var(--muted); }
.hero-points { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); }
.hero-points span { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--muted); }
.hero-points i { color: var(--primary); }

.metric-band { background: #fff; border-bottom: 1px solid var(--border); padding: 34px 0; }
.metric-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 18px;
  text-align: center;
  height: 100%;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.metric-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #C6D9F2; }
.metric-value { font-size: clamp(28px, 3vw, 38px); font-weight: 800; color: var(--primary); line-height: 1.2; letter-spacing: -0.02em; }
.metric-value small { font-size: 20px; color: var(--accent); font-weight: 800; margin-left: 2px; }
.metric-label { margin-top: 6px; font-size: 14px; color: var(--muted); font-weight: 500; }

.section { padding: var(--section-gap) 0; position: relative; }
.section-head { margin-bottom: 46px; }
.section-head.is-center { text-align: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  background: #EAF1FE;
  border: 1px solid #D7E4F9;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}
.section-title { font-size: clamp(28px, 3.2vw, 36px); font-weight: 800; line-height: 1.28; color: var(--ink-2); margin: 16px 0 12px; letter-spacing: -0.015em; }
.section-lead { font-size: 15px; color: var(--muted); max-width: 780px; line-height: 1.85; }
.section-lead.is-center { margin-left: auto; margin-right: auto; }

.service-feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  height: 100%;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.service-feature-card:hover { transform: translateY(-4px); border-color: #BFD3F3; box-shadow: var(--shadow-md); }
.service-feature-media { position: relative; overflow: hidden; min-height: 220px; max-height: 280px; }
.service-feature-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.service-feature-card:hover .service-feature-media img { transform: scale(1.025); }
.service-feature-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(15,29,51,0) 55%, rgba(15,29,51,0.24) 100%); }
.service-feature-content { padding: 28px; display: flex; flex-direction: column; flex: 1; }
.service-feature-content h3 { font-size: 22px; font-weight: 800; line-height: 1.4; color: var(--ink-2); }
.service-feature-content > p { margin-top: 12px; font-size: 14px; color: var(--muted); line-height: 1.8; }
.service-list { margin-top: 22px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 16px; }
.service-list li { position: relative; padding-left: 24px; font-size: 14px; color: #35445D; font-weight: 500; }
.service-list li::before { content: "\f00c"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; left: 0; top: 1px; color: var(--primary); font-size: 13px; }
.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
}
.service-card-link i { transition: transform .25s ease; }
.service-card-link:hover i { transform: translateX(4px); }

.service-stack { display: flex; flex-direction: column; gap: 24px; height: 100%; }
.mini-service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  flex: 1;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.mini-service-card:hover { transform: translateY(-4px); border-color: #BFD3F3; box-shadow: var(--shadow-md); }
.mini-service-icon { width: 46px; height: 46px; border-radius: 14px; background: #EAF1FE; color: var(--primary); display: inline-flex; align-items: center; justify-content: center; font-size: 19px; }
.mini-service-card h3 { font-size: 18px; margin-top: 16px; color: var(--ink-2); font-weight: 800; }
.mini-service-card p { margin-top: 10px; font-size: 14px; color: var(--muted); line-height: 1.8; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border: 1px solid #DCE6F3;
  background: #F7FAFE;
  border-radius: 999px;
  color: #4B5D78;
  font-size: 12px;
  font-weight: 600;
}

.process-section { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.process-side { position: sticky; top: 110px; }
.process-side .section-title { margin-bottom: 18px; }
.process-side .section-lead { margin-bottom: 28px; }
.process-note {
  display: flex;
  gap: 14px;
  background: #F3F8FE;
  border: 1px solid #DCE8F8;
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 26px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}
.process-note i { color: var(--primary); font-size: 20px; margin-top: 3px; }
.process-steps { margin-left: 18px; }
.process-item { position: relative; padding: 0 0 44px 36px; border-left: 2px solid #DCE8F8; }
.process-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.step-pin {
  position: absolute;
  left: -21px;
  top: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--primary);
  color: var(--primary);
  font-weight: 800;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 5px #EAF1FE;
}
.step-pin i { font-size: 13px; }
.process-item h3 { font-size: 19px; font-weight: 800; color: var(--ink-2); margin-bottom: 10px; }
.process-item p { font-size: 14px; color: var(--muted); line-height: 1.8; max-width: 640px; }

.scene-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.scene-card:hover { transform: translateY(-4px); border-color: #BFD3F3; box-shadow: var(--shadow-md); }
.scene-icon {
  width: 50px;
  height: 50px;
  flex: 0 0 auto;
  border-radius: 16px;
  background: #EAF1FE;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
}
.scene-content h3 { font-size: 18px; font-weight: 800; color: var(--ink-2); }
.scene-content p { margin-top: 8px; font-size: 14px; color: var(--muted); line-height: 1.75; }

.faq-section { background: #fff; border-bottom: 1px solid var(--border); }
.faq-list .faq-item {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.faq-list .faq-item.open { border-color: #B7CFF4; box-shadow: 0 8px 24px rgba(35,104,224,0.08); }
.faq-question {
  width: 100%;
  min-height: 56px;
  border: 0;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  padding: 18px 22px;
  cursor: pointer;
  color: var(--ink-2);
  font-weight: 700;
  font-size: 16px;
}
.faq-q-index { color: var(--primary); font-size: 14px; margin-right: 4px; }
.faq-question span { flex: 1; }
.faq-icon {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #EAF1FE;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: background .25s ease, transform .25s ease;
}
.faq-item.open .faq-icon { background: var(--primary); color: #fff; }
.faq-item.open .faq-icon i { transform: rotate(45deg); }
.faq-question i { transition: transform .25s ease; }
.faq-answer { max-height: 0; overflow: hidden; padding: 0 22px; transition: max-height .35s ease, padding .3s ease; }
.faq-item.open .faq-answer { max-height: 800px; padding: 0 22px 22px; }
.faq-answer-inner {
  border-left: 3px solid var(--primary);
  background: #fff;
  border-radius: 0 12px 12px 0;
  padding: 13px 16px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.9;
}

.bottom-cta {
  position: relative;
  overflow: hidden;
  background: var(--dark);
  color: #fff;
  padding: 100px 0;
}
.cta-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  opacity: .26;
}
.cta-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15,29,51,0.96) 0%, rgba(15,29,51,0.84) 70%, rgba(35,104,224,0.42) 100%);
}
.cta-inner { position: relative; z-index: 2; }
.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  color: #D6E3F7;
  font-size: 13px;
  font-weight: 600;
}
.cta-inner h2 { font-size: clamp(28px, 3.2vw, 36px); font-weight: 800; line-height: 1.3; max-width: 620px; margin: 18px 0 16px; color: #fff; }
.cta-inner .cta-desc { font-size: 15px; color: #B4C5DC; line-height: 1.9; max-width: 580px; margin-bottom: 30px; }
.cta-contact-list { display: grid; gap: 12px; margin-top: 28px; }
.cta-contact-list li { display: flex; align-items: flex-start; gap: 12px; color: #D6E3F7; font-size: 14px; }
.cta-contact-list i { color: #6D9DFF; margin-top: 5px; font-size: 16px; }
.cta-card {
  background: #fff;
  color: var(--ink-2);
  border-radius: 24px;
  padding: 34px;
  box-shadow: 0 26px 70px rgba(0,0,0,0.3);
}
.cta-card-title { font-size: 22px; font-weight: 800; line-height: 1.4; }
.cta-card-text { margin-top: 12px; color: var(--muted); font-size: 14px; line-height: 1.85; }
.cta-card-info { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--border); display: grid; gap: 11px; }
.cta-card-info li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #35445D; }
.cta-card-info i { color: var(--primary); }

.footer {
  background: var(--dark);
  color: #B9C9DF;
  padding-top: 72px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 32px);
  display: grid;
  grid-template-columns: 1.7fr 0.9fr 1.1fr 1.2fr;
  gap: 44px;
  padding-bottom: 54px;
}
.footer .brand { color: #fff; }
.footer .brand small { color: #8297B2; }
.footer-brand p { margin-top: 18px; font-size: 14px; line-height: 1.9; color: #96AAC5; max-width: 330px; }
.footer-title { color: #fff; font-size: 17px; font-weight: 700; margin-bottom: 18px; letter-spacing: .01em; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: #A4B7D0; transition: color .2s ease, padding-left .2s ease; }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact p { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #A4B7D0; margin-bottom: 12px; }
.footer-contact i { color: #6D9DFF; }
.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.social-btn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255,255,255,0.08);
  color: #D6E3F7;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.social-btn:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; }
.footer-bottom-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 32px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: #8297B2;
}
.footer-bottom a { color: #D6E3F7; }
.footer-bottom a:hover { color: #fff; }

@media (min-width: 1025px) {
  .mobile-toggle, .mobile-drawer { display: none !important; }
}

@media (max-width: 1024px) {
  :root { --section-gap: 72px; }
  .main-nav, .desktop-cta { display: none; }
  .header-inner { height: 60px; }
  .mobile-toggle { display: inline-flex; }
  .mobile-drawer { top: 60px; }
  .hero { padding: 64px 0 80px; }
  .hero-media { margin-top: 42px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 639px) {
  :root { --section-gap: 60px; }
  .brand { font-size: 18px; }
  .brand-badge { width: 32px; height: 32px; border-radius: 10px; font-size: 14px; }
  .hero { padding: 44px 0 60px; }
  .hero-title { font-size: 34px; line-height: 1.22; }
  .hero-lead { font-size: 15px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-note { align-items: flex-start; flex-direction: column; gap: 8px; }
  .hero-media-card { transform: none; }
  .hero-media-img img { height: 220px; }
  .metric-band { padding: 24px 0; }
  .section-title { font-size: 25px; line-height: 1.32; }
  .section-lead { font-size: 14px; }
  .service-list { grid-template-columns: 1fr; }
  .process-steps { margin-left: 8px; }
  .process-item { padding-left: 30px; }
  .process-item h3 { font-size: 18px; }
  .process-item p { font-size: 13px; }
  .scene-card { flex-direction: column; padding: 24px; }
  .faq-question { font-size: 15px; padding: 16px 18px; }
  .faq-answer { padding: 0 18px; }
  .faq-item.open .faq-answer { padding: 0 18px 18px; }
  .bottom-cta { padding: 70px 0; }
  .cta-card { padding: 26px 22px; }
  .cta-inner .cta-desc { font-size: 14px; }
  .footer { padding-top: 56px; }
  .footer-inner { grid-template-columns: 1fr; gap: 34px; padding-bottom: 38px; }
  .footer-bottom-inner { flex-direction: column; align-items: flex-start; }
}

@media (hover: hover) {
  .footer-links a { display: inline-block; }
}