/* roulang page: index */
:root{
  --brand:#2A6FB0;
  --brand-deep:#16405E;
  --brand-soft:#EAF2FA;
  --accent:#E8834F;
  --accent-deep:#D76B3D;
  --bg:#F6F9FC;
  --card:#FFFFFF;
  --ink:#1F2E3D;
  --text-2:#5C6E7E;
  --line:#E0E9F2;
  --radius:16px;
  --shadow:0 1px 2px rgba(16,42,67,.06),0 12px 32px -8px rgba(16,42,67,.10);
  --shadow-hover:0 20px 40px -12px rgba(16,42,67,.18);
  --space-md:80px;
  --space-sm:48px;
  --transition:.25s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--brand)}
button{font-family:inherit}
.container{max-width:1200px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  font-size:.8rem;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--brand);
  background:var(--brand-soft);
  border-radius:30px;
  padding:.38rem 1rem;
  margin-bottom:1rem;
}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
.section-pad{padding:var(--space-md) 0}
@media(max-width:768px){.section-pad{padding:var(--space-sm) 0}}
section h2{
  font-size:clamp(1.4rem,2.8vw,2.2rem);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.35;
  margin-bottom:.65rem;
  color:var(--brand-deep);
}
.section-desc{color:var(--text-2);max-width:720px;font-size:1.02rem;margin-bottom:1.6rem}
a.link-more{font-weight:600;display:inline-flex;align-items:center;gap:.4rem;color:var(--brand)}
a.link-more:hover{gap:.65rem;color:var(--brand-deep)}
.badge-pill{display:inline-flex;align-items:center;gap:.35rem;background:var(--brand-soft);color:var(--brand-deep);border-radius:8px;padding:.25rem .7rem;font-size:.78rem;font-weight:600;line-height:1.4;white-space:nowrap}
.badge-orange{display:inline-flex;align-items:center;gap:.35rem;background:rgba(232,131,79,.14);color:#B65A2F;border-radius:8px;padding:.25rem .7rem;font-size:.78rem;font-weight:600;line-height:1.4}
.btn{
  height:48px;
  border-radius:10px;
  padding:.6rem 1.6rem;
  font-weight:700;
  font-size:1rem;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  transition:all var(--transition);
  border:1.5px solid transparent;
}
.btn:focus{outline:none;box-shadow:0 0 0 .2rem rgba(42,111,176,.18)}
.btn-primary-b{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary-b:hover,.btn-primary-b:active{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-1px)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-accent:hover,.btn-accent:active{background:var(--accent-deep);border-color:var(--accent-deep);color:#fff;transform:translateY(-1px)}
.btn-outline-line{background:transparent;border-color:#C3D3E2;color:var(--brand-deep)}
.btn-outline-line:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-deep)}
.btn-deep-cta{background:#fff;border-color:#fff;color:var(--brand-deep)}
.btn-deep-cta:hover,.btn-deep-cta:active{background:var(--brand-soft);border-color:#fff;color:var(--brand-deep);transform:translateY(-1px)}
.btn-sm{height:42px;padding:.3rem 1.15rem;font-size:.92rem}
.bg-soft{background:var(--brand-soft)}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1080;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  min-height:76px;
}
.site-header .header-top{min-height:76px}
.header-center-brand{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  font-size:1.35rem;
  font-weight:800;
  color:var(--brand-deep);
  letter-spacing:-.02em;
  line-height:1.2;
  white-space:nowrap;
}
.header-center-brand i{color:var(--accent);font-size:1.1rem}
.header-center-brand:hover{color:var(--brand)}
.header-left-links{
  display:flex;
  align-items:center;
  gap:.2rem;
  margin:0;
  padding:0;
  list-style:none;
  margin-right:auto;
}
.header-left-links li a,
.header-right-link{
  display:inline-flex;
  align-items:center;
  padding:.55rem .9rem;
  font-size:.95rem;
  font-weight:600;
  border-radius:9px;
  color:var(--ink);
  transition:all var(--transition);
}
.header-left-links li a:hover,
.header-right-link:hover{background:var(--brand-soft);color:var(--brand-deep)}
.header-left-links li a.active,
.header-right-link.active{background:var(--brand-soft);color:var(--brand-deep)}
.header-actions{display:flex;align-items:center;gap:.6rem;margin-left:auto}
.navbar-toggler{
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  color:var(--brand-deep);
  font-size:1.05rem;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0;
  transition:border var(--transition),background var(--transition);
}
.navbar-toggler:hover{background:var(--brand-soft);border-color:var(--brand)}
.mobile-menu{
  background:#F8FBFE;
  border-top:1px solid var(--line);
  box-shadow:0 14px 28px -18px rgba(22,64,94,.15);
  max-height:calc(100vh - 76px);
  overflow-y:auto;
  padding:1.2rem 1.5rem 1.6rem;
}
.mobile-menu a.mobile-nav-link{
  min-height:52px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-bottom:1px solid #E9F0F7;
  font-weight:600;
  font-size:1rem;
  color:var(--ink);
}
.mobile-menu a.mobile-nav-link:last-child{border-bottom:0}
.mobile-menu a.mobile-nav-link:hover,.mobile-menu a.mobile-nav-link.active{color:var(--brand)}
.mobile-menu .mobile-btn{width:100%;margin-top:1rem}
@media(max-width:991px){
  .header-center-brand{
    position:static;
    transform:none;
    font-size:1.22rem;
    margin-right:auto;
  }
  .header-actions{margin-left:20px}
}

/* Hero */
.hero-section{
  background:
    linear-gradient(180deg,rgba(246,250,254,.94) 0%,rgba(230,239,248,.8) 100%);
  position:relative;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-1.png') center 75%/cover no-repeat;
  opacity:.2;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:1;
  padding:64px 0 130px;
}
.hero-main{
  padding:2rem 0 1.5rem;
}
.hero-title{
  font-size:clamp(1.75rem,3.6vw,2.85rem);
  font-weight:800;
  letter-spacing:-.03em;
  line-height:1.32;
  color:var(--brand-deep);
  margin-bottom:1rem;
}
.hero-subtitle{
  max-width:600px;
  color:var(--text-2);
  font-size:1.08rem;
  margin-bottom:1.75rem;
}
.hero-btns{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:1.5rem}
.hero-tag-row{display:flex;flex-wrap:wrap;gap:1rem;color:var(--text-2);font-size:.92rem}
.hero-tag-row span{display:inline-flex;align-items:center;gap:.45rem}
.hero-tag-row i{color:var(--brand)}
.hero-card-wrap{
  margin-top:1.8rem;
}
.hero-card{
  border:1px solid var(--line);
  background:#fff;
  border-radius:18px;
  box-shadow:0 18px 45px -18px rgba(16,42,67,.25);
  overflow:hidden;
  position:relative;
}
.hero-card-image{position:relative}
.hero-card-image img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#DCE6F1}
.hero-card-image::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 52%,rgba(22,64,94,.72));
}
.hero-card-state{
  position:absolute;
  top:1rem;left:1rem;
  background:rgba(22,64,94,.82);
  color:#fff;
  font-size:.82rem;
  font-weight:700;
  padding:.35rem .85rem;
  border-radius:30px;
  display:inline-flex;
  gap:.45rem;
  align-items:center;
  backdrop-filter:blur(6px);
  z-index:2;
}
.hero-card-state i{color:#F7C15A}
.hero-card-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:1rem 1.15rem;
  gap:1rem;
  color:white;
  margin-top:-3.2rem;
  position:relative;
  z-index:2;
}
.hero-card-bottom span{font-weight:700;font-size:1.02rem}
.hero-card-bottom small{opacity:.82;font-weight:400;display:block}
.hero-card-arrow{width:42px;min-width:42px;height:42px;border-radius:50%;background:var(--accent);color:#fff;display:inline-flex;align-items:center;justify-content:center}
@media(max-width:991px){
  .hero-inner{padding:48px 0 110px}
}
@media(max-width:600px){
  .hero-title{font-size:clamp(1.6rem,6.4vw,2.2rem)}
  .hero-btns .btn{width:100%}
}

/* Countdown panel */
.countdown-wrap{margin-top:-62px;position:relative;z-index:5}
.countdown-panel{
  background:#fff;
  border:1px solid #E1EAF3;
  border-radius:16px;
  box-shadow:0 18px 38px -22px rgba(16,42,67,.24);
  padding:1.1rem 1.2rem;
}
.countdown-number-grid{display:flex;align-items:center;gap:.75rem;flex-wrap:nowrap}
.count-block{
  background:var(--brand-deep);
  color:#fff;
  border-radius:12px;
  min-width:82px;
  padding:.55rem .3rem;
  text-align:center;
}
.count-block .count-num{
  display:block;
  font-size:clamp(1.5rem,5vw,2.1rem);
  font-weight:800;
  line-height:1.05;
  font-variant-numeric:tabular-nums;
}
.count-block .count-label{font-size:.78rem;color:rgba(255,255,255,.68);font-weight:600}
.count-panel-text{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.count-info{font-weight:700;color:var(--brand-deep);font-size:1rem}
.count-info small{display:block;font-weight:400;color:var(--text-2);font-size:.86rem}
@media(max-width:575px){
  .countdown-number-grid .count-block{min-width:0;flex:1}
}

/* Watch points */
.watch-points{counter-reset:point}
.watch-point{
  position:relative;
  padding:1.1rem .4rem 1.1rem 84px;
  border-bottom:1px dashed #DFE8F1;
}
.watch-point:first-child{border-top:1px dashed #DFE8F1}
.watch-point .point-num{
  position:absolute;
  left:0;
  top:1.2rem;
  font-size:1.7rem;
  font-weight:800;
  color:#C4D7E9;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  width:52px;
  text-align:right;
}
.watch-point h3{font-size:1.16rem;font-weight:700;color:var(--ink);margin-bottom:.2rem}
.watch-point p{margin:0;color:var(--text-2);font-size:.95rem;max-width:760px}
.watch-point .point-link{
  position:absolute;
  right:.5rem;
  top:1.6rem;
  color:var(--text-2);
  transition:all var(--transition);
  width:32px;height:32px;background:#F2F7FC;border-radius:8px;display:flex;align-items:center;justify-content:center;
}
.watch-point .point-link:hover{background:var(--brand);color:#fff}
@media(max-width:768px){
  .watch-point{padding-left:56px;padding-right:0}
  .watch-point .point-num{width:38px;font-size:1.3rem}
  .watch-point .point-link{position:static;display:inline-flex;margin-top:.6rem}
}

/* Category cards */
.category-cards .card{
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  background:var(--card);
  height:calc(100% - 24px);
  margin-bottom:24px;
  transition:transform var(--transition),box-shadow var(--transition);
  position:relative;
  display:flex;
  flex-direction:column;
  box-shadow:0 1px 2px rgba(16,42,67,.04);
}
.category-cards .card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.category-cards .card-img{
  width:100%;aspect-ratio:16/10;object-fit:cover;background:#DCE6F1;
}
.card-body{
  padding:1.4rem 1.35rem 1.5rem;
  flex:1;
  display:flex;
  flex-direction:column;
}
.card-body h3{font-size:1.18rem;font-weight:800;color:var(--brand-deep);margin-bottom:.5rem}
.card-body p{color:var(--text-2);font-size:.95rem;line-height:1.85;flex:1}
.card-body .btn{margin-top:1rem;align-self:flex-start}

/* Access centre */
.access-centre{background:linear-gradient(180deg,#F1F6FB,#F6FAFE)}
.access-deep-card{
  background:var(--brand-deep);
  color:#fff;
  border-radius:22px;
  padding:2.3rem 2.4rem;
  height:calc(100% - 24px);
  margin-bottom:24px;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  box-shadow:0 20px 45px -22px rgba(22,64,94,.65);
}
.access-deep-card .eyebrow{
  background:rgba(255,255,255,.14);
  color:#fff;
}
.access-deep-card h2{color:#fff}
.access-deep-card .section-desc{color:rgba(255,255,255,.78)}
.access-deep-card .btn{margin-top:.8rem}
.access-list-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.1rem 1.5rem;
}
.access-list-row{
  display:flex;
  align-items:flex-start;
  gap:1rem;
  padding:1rem 0;
  border-bottom:1px dashed #E7EDF4;
}
.access-list-row:last-child{border-bottom:0}
.access-list-row .date{
  color:var(--text-2);
  font-variant-numeric:tabular-nums;
  min-width:86px;
  font-size:.9rem;
  font-weight:600;
}
.access-list-row b{font-size:.98rem;display:block;color:var(--ink);margin-bottom:.1rem}
.access-list-row small{color:var(--text-2);font-size:.9rem}
@media(max-width:768px){.access-deep-card{padding:1.8rem 1.4rem}}

/* CMS news */
.news-list-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.4rem 1.5rem;
  margin-bottom:16px;
  transition:box-shadow var(--transition),border-color var(--transition);
  height:calc(100% - 16px);
}
.news-list-card:hover{border-color:#BCD3E7;box-shadow:var(--shadow)}
.news-title{font-size:1.2rem;font-weight:800;color:var(--ink);line-height:1.5;margin-bottom:.4rem;display:block}
.news-list-card:hover .news-title{color:var(--brand)}
.news-summary{color:var(--text-2);font-size:.95rem;margin-bottom:1rem}
.news-meta{display:flex;align-items:center;gap:1rem;color:var(--text-2);font-size:.85rem}
.empty-card{
  border:1.5px dashed #C7DBEA;
  background:#FBFCFE;
  border-radius:var(--radius);
  min-height:300px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  color:var(--text-2);
  padding:2rem;
}
.empty-card i{font-size:2.1rem;color:#A9BFD2;margin-bottom:1rem}

/* Subscribe area */
.subscribe-wrap{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
}
.subscribe-info{
  border-radius:18px;
  background:var(--brand-soft);
  padding:clamp(1.4rem,3vw,2.4rem);
  flex:1;
  min-width:330px;
}
.subscribe-info .eyebrow{background:#fff}
.subscribe-form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--shadow);
  padding:2rem 1.8rem 1.8rem;
  flex:1;
  min-width:340px;
}
.form-label{font-weight:700;font-size:.9rem;color:var(--brand-deep)}
.form-control.custom-input{
  height:48px;
  border:1px solid #D7E1EC;
  border-radius:10px;
  padding:.6rem 1rem;
  font-size:1rem;
  color:var(--ink);
  background:#fff;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.form-control.custom-input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(42,111,176,.12);
  outline:0;
}
.form-tip{margin-top:1rem;border-radius:9px;background:#EEF6EC;color:#38702B;padding:.6rem 1rem;font-size:.88rem;display:none}
@media(max-width:600px){
  .subscribe-info,.subscribe-form-card{min-width:100%}
}

/* FAQ */
.accordion-custom .accordion-item{
  border:0;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px!important;
  margin-bottom:12px;
  overflow:hidden;
}
.accordion-custom .accordion-button{
  border-radius:14px !important;
  background:#fff;
  box-shadow:none;
  font-weight:700;
  font-size:1rem;
  color:var(--ink);
  padding:1.1rem 1.3rem;
}
.accordion-custom .accordion-button:not(.collapsed){
  background:var(--brand-soft);
  color:var(--brand-deep);
  box-shadow:none;
}
.accordion-custom .accordion-button:focus{box-shadow:0 0 0 3px rgba(42,111,176,.15)}
.accordion-custom .accordion-body{color:var(--text-2);font-size:.97rem;padding:0 1.3rem 1.3rem}
.accordion-custom .accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2316405E'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}

/* Feature asymmetric */
.feature-strong-card{
  border-radius:18px;
  background:var(--brand-deep);
  color:#fff;
  padding:2rem;
  height:100%;
  position:relative;
  overflow:hidden;
}
.feature-strong-card h3{color:#fff;font-weight:800}
.feature-strong-card p{color:rgba(255,255,255,.8)}
.feature-strong-card .icon-marker{
  font-size:2rem;background:rgba(255,255,255,.12);width:58px;height:58px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;
}
.feature-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:1.6rem 1.7rem;
  height:100%;
  transition:box-shadow var(--transition),transform var(--transition);
}
.feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}

/* CTA */
.cta-final{
  background:var(--brand-deep);
  border-radius:20px;
  padding:2rem 2rem;
  text-align:center;
  color:#fff;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center 30%;
  position:relative;
  overflow:hidden;
}
.cta-final:before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg, rgba(22,64,94,.95), rgba(42,111,176,.82));
}
.cta-final .container{position:relative;z-index:1}
.cta-final h2{color:#fff}
.cta-final p{color:rgba(255,255,255,.8);max-width:620px;margin:0 auto 1.2rem}
@media(max-width:768px){
  .cta-final{padding:2rem 1rem;border-radius:16px}
}

/* Footer */
.site-footer{
  background:#ffffff;
  border-top:1px solid var(--line);
  margin-top:var(--space-md);
}
.footer-main{
  padding:2.6rem 0 1.8rem;
  background:#ffffff;
}
.footer-brand{font-size:1.35rem;font-weight:800;color:var(--brand-deep)}
.footer-brand i{color:var(--accent)}
.footer-desc{color:var(--text-2);max-width:380px;font-size:.95rem;margin-top:.8rem}
.footer-title{font-size:1rem;font-weight:800;color:var(--brand-deep);margin-bottom:1rem}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:.4rem}
.footer-links a{color:var(--text-2);display:inline-flex;align-items:center;gap:.35rem;font-size:.95rem;transition:all var(--transition)}
.footer-links a:hover{color:var(--brand);gap:.6rem}
.footer-bottom{
  border-top:1px solid #E9EFF6;
  padding:1.2rem 0;
  color:var(--text-2);
  font-size:.9rem;
}
.footer-bottom a{color:var(--text-2)}
@media(max-width:991px){
  .footer-brand{font-size:1.2rem}
}

/* roulang page: category1 */
:root {
  --brand: #1F6EAA;
  --brand-deep: #16405E;
  --brand-soft: #EAF2FA;
  --brand-soft-2: #DCEAF6;
  --accent: #E8834F;
  --accent-deep: #cf6b37;
  --bg: #F6F9FC;
  --card: #FFFFFF;
  --ink: #1F2E3D;
  --text-2: #5C6E7E;
  --line: #E0E9F2;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(16, 42, 67, .06), 0 12px 32px -8px rgba(16, 42, 67, .10);
  --shadow-hover: 0 20px 40px -12px rgba(16, 42, 67, .18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.8;
  letter-spacing: 0.01em;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all .25s ease;
}

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

.container {
  max-width: 1200px;
}

h1,
h2,
h3,
h4,
h5 {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
}

h2 {
  font-size: clamp(1.4rem, 2.8vw, 2.2rem);
}

h3 {
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
}

.btn {
  height: 48px;
  padding: 0.9rem 1.8rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1.5px solid transparent;
  transition: all .25s ease;
  white-space: nowrap;
}

.btn-brand {
  background: var(--brand-deep);
  color: #fff;
  border-color: var(--brand-deep);
}

.btn-brand:hover {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-accent:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 24px -10px rgba(232, 131, 79, .45);
}

.btn-outline {
  border-color: #AFC3D4;
  color: var(--ink);
  background: transparent;
}

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

.btn-sm {
  height: 42px;
  padding: 0.5rem 1.1rem;
  font-size: 0.95rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--brand-soft);
  color: var(--brand);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1.4;
}

.section-pad {
  padding: 88px 0;
}

.section-title {
  margin-top: 16px;
  margin-bottom: 10px;
}

.section-desc {
  max-width: 720px;
  color: var(--text-2);
  font-size: 1.05rem;
  margin-bottom: 0;
}

/* 头部导航 */
.site-header {
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1030;
  box-shadow: 0 2px 10px rgba(16, 42, 67, .04);
}

.site-header .navbar {
  min-height: 76px;
  background: transparent;
}

.header-top {
  min-height: 76px;
}

.header-left-links,
.header-actions {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
}

.header-left-links {
  gap: 6px;
  margin-right: 8px;
}

.header-left-links a,
.header-right-link,
.mobile-nav-link {
  font-weight: 500;
  color: #2F4150;
}

.header-left-links a {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 9px;
}

.header-left-links a:hover,
.header-left-links a.active,
.header-right-link:hover {
  background: var(--brand-soft);
  color: var(--brand);
}

.header-center-brand {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 1.13rem;
  color: var(--brand-deep);
  letter-spacing: -0.02em;
  max-width: 280px;
  white-space: nowrap;
  line-height: 1.3;
}

.header-center-brand i {
  color: var(--brand);
  font-size: 1.1rem;
}

.header-actions {
  margin-left: auto;
  gap: 10px;
}

.header-right-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 9px;
}

.navbar-toggler {
  border: 0;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--brand-soft);
  color: var(--brand-deep);
  font-size: 1.15rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(31, 110, 170, .2);
}

.mobile-menu {
  background: #fbfdff;
  border-top: 1px solid var(--line);
  padding: 14px 22px 24px;
  box-shadow: 0 16px 30px rgba(16, 42, 67, .08);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 52px;
  font-size: 1rem;
  border-bottom: 1px solid var(--line);
}

.mobile-nav-link:last-of-type {
  border-bottom: 0;
}

.mobile-nav-link.active,
.mobile-nav-link:hover {
  color: var(--brand);
}

.mobile-menu .btn {
  width: 100%;
  margin-top: 16px;
}

/* 页面头图 */
.page-banner {
  position: relative;
  background: linear-gradient(180deg, #F6FAFE, #EEF4FA), url('/assets/images/backpic/back-1.png');
  background-image: linear-gradient(rgba(246, 250, 254, .94), rgba(238, 244, 250, .96)), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 88px 0 80px;
  border-bottom: 1px solid rgba(224, 233, 242, .8);
  overflow: hidden;
}

.page-banner::after {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: -80px;
  top: -80px;
  background: radial-gradient(circle, rgba(31, 110, 170, .14), transparent 65%);
  pointer-events: none;
}

.banner-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}

.banner-crumb a,
.banner-crumb span {
  font-size: .9rem;
  color: var(--text-2);
}

.banner-crumb a:hover {
  color: var(--brand);
}

.banner-crumb .sep {
  color: #b7c5d2;
}

.banner-crumb .current {
  color: var(--ink);
  font-weight: 500;
}

.banner-title {
  margin-top: 22px;
  margin-bottom: 16px;
}

.banner-lead {
  max-width: 760px;
  font-size: 1.12rem;
  color: #3C5365;
  line-height: 1.9;
}

.banner-btn-row {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.banner-note {
  margin-top: 38px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
}

.banner-note span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--text-2);
  font-size: .93rem;
}

.banner-note i {
  color: var(--brand);
}

/* 图文引导 */
.visual-guide {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  padding: 76px 0;
}

.guide-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
  background: var(--brand-soft);
  min-height: 220px;
}

.guide-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
}

.guide-tips {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.guide-tip-item {
  display: flex;
  gap: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  align-items: flex-start;
}

.guide-tip-item i {
  color: var(--brand);
  margin-top: 3px;
  font-size: 1.1rem;
}

.guide-tip-item strong {
  display: block;
  font-size: .98rem;
  margin-bottom: 3px;
}

.guide-tip-item span {
  font-size: .9rem;
  color: var(--text-2);
  line-height: 1.7;
}

.guide-card-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.guide-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 26px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  box-shadow: 0 4px 16px rgba(16, 42, 67, .06);
  transition: all .25s ease;
}

.guide-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(31, 110, 170, .35);
}

.guide-num {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--brand);
  background: var(--brand-soft);
  min-width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
}

.guide-card h3 {
  margin-bottom: 6px;
}

.guide-card p {
  margin: 0;
  color: var(--text-2);
}

/* 步骤清单 */
.checklist-section {
  background: var(--bg);
}

.checklist-wrap {
  max-width: 1000px;
  margin: 0 auto;
}

.step-block {
  display: flex;
  flex-direction: column;
  position: relative;
}

.step-item {
  display: flex;
  gap: 22px;
  padding: 28px 30px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(16, 42, 67, .03), 0 10px 24px -10px rgba(16, 42, 67, .08);
  margin-bottom: 16px;
  position: relative;
  transition: all .25s ease;
}

.step-item:hover {
  border-color: rgba(31, 110, 170, .32);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.step-item:last-child {
  margin-bottom: 0;
}

.step-num {
  font-family: Arial, Helvetica, sans-serif;
  font-variant-numeric: tabular-nums;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--brand);
  background: var(--brand-soft);
  min-width: 48px;
  height: 48px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  flex-shrink: 0;
}

.step-content h3 {
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.step-content p {
  margin: 0;
  color: var(--text-2);
  max-width: 760px;
}

.step-content .step-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #F7EFE8;
  color: var(--accent-deep);
  font-size: .84rem;
  font-weight: 600;
  border-radius: 6px;
  padding: 3px 10px;
  margin-bottom: 10px;
}

/* 分类引导 */
.guide-other {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.guide-other .card-feature {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: all .25s ease;
}

.guide-other .card-feature:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  background: #fff;
}

.card-feature .card-thumb {
  background: var(--brand-soft-2);
  height: 150px;
  overflow: hidden;
}

.card-feature .card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-feature .card-body-feature {
  padding: 22px;
}

.card-feature h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.card-feature p {
  color: var(--text-2);
  font-size: .98rem;
  margin-bottom: 18px;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--brand);
}

.card-link:hover {
  color: var(--brand-deep);
}

/* FAQ */
.faq-section {
  background: var(--bg);
}

.faq-wrap {
  background: transparent;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(16, 42, 67, .04);
}

.faq-item:last-child {
  margin-bottom: 0;
}

.accordion-button {
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--ink);
  background: var(--card);
  padding: 18px 24px;
  border: 0;
  box-shadow: none !important;
  display: flex;
  align-items: center;
  gap: 12px;
}

.accordion-button:not(.collapsed) {
  background: #f7fbff;
  color: var(--brand);
}

.accordion-button::after {
  display: none;
}

.accordion-button i {
  color: var(--brand);
  transition: transform .25s ease;
}

.accordion-button:not(.collapsed) i {
  transform: rotate(90deg);
}

.accordion-body {
  padding: 0 24px 20px 48px;
  color: var(--text-2);
  font-size: .98rem;
  line-height: 1.85;
}

/* CTA */
.cta-section {
  padding: 56px 0;
  background: var(--bg);
}

.cta-box {
  background: var(--brand-deep);
  border-radius: 22px;
  padding: 56px 50px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: -40px;
  bottom: -90px;
  border-radius: 50%;
  border: 44px solid rgba(255, 255, 255, .08);
}

.cta-box h2 {
  color: #fff;
  margin: 12px 0 10px;
}

.cta-box p {
  color: rgba(255, 255, 255, .85);
  max-width: 640px;
  margin-bottom: 24px;
}

/* 页脚 */
.site-footer {
  background: #142F43;
  color: #CFE0EC;
}

.footer-main {
  padding: 62px 0 36px;
  background: var(--brand-deep);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, .78);
  font-size: .95rem;
  transition: color .25s ease;
}

.footer-links a:hover {
  color: #fff;
}

.footer-sub-links a::before {
  content: "\f105";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  margin-right: 8px;
  color: var(--accent);
  font-size: .78rem;
}

.footer-brand {
  color: #fff;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.footer-brand i {
  color: #7FB6E0;
}

.footer-desc {
  color: rgba(255, 255, 255, .72);
  margin: 18px 0 0;
  max-width: 470px;
  font-size: .95rem;
}

.badge-orange {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232, 131, 79, .22);
  color: #FFC7A8;
  border-radius: 6px;
  padding: 5px 11px;
  font-size: .86rem;
  font-weight: 600;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, .1);
  color: rgba(255, 255, 255, .85);
  border-radius: 6px;
  padding: 5px 11px;
  font-size: .86rem;
  font-weight: 500;
}

.footer-title {
  color: #fff;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: .02em;
}

.footer-bottom {
  background: #102839;
  font-size: .9rem;
  padding: 18px 0;
  color: rgba(255, 255, 255, .68);
}

.footer-bottom .fa-heart {
  color: var(--accent);
}

@media (max-width: 1199.98px) {
  .section-pad {
    padding: 76px 0;
  }
}

@media (max-width: 991.98px) {
  .header-center-brand {
    position: static;
    transform: none;
    margin-right: auto;
    margin-left: 0;
    font-size: 1rem;
  }

  .header-top {
    display: flex;
  }

  .header-actions {
    margin-left: 8px;
  }
}

@media (max-width: 767.98px) {
  .section-pad {
    padding: 52px 0;
  }

  .page-banner {
    padding: 56px 0 48px;
  }

  .banner-title {
    font-size: 1.7rem;
  }

  .banner-lead {
    font-size: 1rem;
  }

  .guide-tips {
    grid-template-columns: 1fr;
  }

  .step-item {
    flex-direction: column;
    gap: 12px;
    padding: 22px;
  }

  .step-num {
    min-width: 42px;
    height: 42px;
    font-size: 1.15rem;
  }

  .cta-box {
    padding: 36px 24px;
    border-radius: 16px;
  }

  .nav-cta-desktop {
    display: none;
  }
}

@media (max-width: 575.98px) {
  .header-center-brand i {
    display: none;
  }

  .header-center-brand {
    font-size: .96rem;
  }

  .btn {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .accordion-body {
    padding-left: 20px;
    padding-right: 18px;
  }
}

/* roulang page: article */
:root{
    --brand:#2A6FB0;
    --brand-deep:#1A3F5F;
    --brand-soft:#EAF2FA;
    --accent:#E8834F;
    --accent-deep:#D96C34;
    --bg:#F6F9FC;
    --card:#FFFFFF;
    --ink:#1F2E3D;
    --text-2:#5C6E7E;
    --text-3:#8A99A6;
    --line:#E0E9F2;
    --radius:16px;
    --radius-sm:10px;
    --shadow:0 1px 2px rgba(16,42,67,.06),0 12px 32px -8px rgba(16,42,67,.10);
    --shadow-hover:0 20px 40px -12px rgba(16,42,67,.18);
    --transition:.25s ease;
}
html{scroll-behavior:smooth}
*{box-sizing:border-box}
body{
    margin:0;color:var(--ink);
    font-family:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    background:var(--bg);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--brand-deep)}
button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{
    outline:3px solid rgba(42,111,176,.25);outline-offset:2px;border-radius:6px;
}
.container{max-width:1200px}
.site-header{
    background:rgba(255,255,255,.96);
    border-bottom:1px solid var(--line);
    position:sticky;top:0;z-index:1030;
    box-shadow:0 1px 10px rgba(16,42,67,.04);
}
.navbar{padding:0;min-height:76px}
.header-top{
    display:flex!important;
    justify-content:space-between;
    align-items:center;
    min-height:76px;
    position:relative;
    gap:1rem;
}
.header-left-links{
    display:flex;align-items:center;gap:.25rem;
    list-style:none;margin:0;padding:0;
}
.header-left-links li{margin:0;padding:0}
.header-left-links a,.header-right-link{
    display:inline-flex;align-items:center;
    padding:.55rem .78rem;border-radius:10px;
    color:var(--ink);font-weight:500;font-size:15px;line-height:1.2;
    white-space:nowrap;
}
.header-left-links a:hover,.header-left-links a.active,.header-right-link:hover{
    background:var(--brand-soft);color:var(--brand);
}
.header-center-brand{
    position:absolute;left:50%;top:50%;
    transform:translate(-50%,-50%);
    display:inline-flex;align-items:center;gap:.55rem;
    color:var(--brand-deep);font-weight:800;
    font-size:clamp(1.1rem,2.4vw,1.3rem);
    letter-spacing:-.01em;white-space:nowrap;
}
.header-center-brand i{color:var(--brand);font-size:1.3em}
.header-actions{
    display:flex;align-items:center;justify-content:flex-end;gap:.55rem;
}
.header-actions .btn-accent{
    background:var(--accent);border:1px solid var(--accent);
    color:#fff;font-weight:600;
}
.header-actions .btn-accent:hover{
    background:var(--accent-deep);border-color:var(--accent-deep);
    color:#fff;
}
.navbar-toggler{
    border:1px solid var(--line);
    background:#fff;color:var(--brand);
    border-radius:10px;width:44px;height:44px;
    display:inline-flex;align-items:center;justify-content:center;
    font-size:1.25rem;padding:0;
}
.navbar-toggler:hover{background:var(--brand-soft)}
.mobile-menu{
    background:#fff;border-top:1px solid var(--line);
    padding:1rem 1.25rem 1.5rem;
    box-shadow:0 10px 24px rgba(16,42,67,.08);
}
.mobile-nav-link{
    display:flex;justify-content:space-between;align-items:center;
    padding:.9rem .2rem;color:var(--ink);
    border-bottom:1px dashed var(--line);
    font-weight:600;font-size:16px;
}
.mobile-nav-link:hover,.mobile-nav-link.active{color:var(--brand);background:var(--brand-soft)}
.mobile-btn{
    display:flex;justify-content:center;align-items:center;
    margin-top:1.1rem;border-radius:10px;font-weight:600;
    background:var(--accent);border:none;padding:.75rem 1.2rem;
}
.mobile-btn:hover{background:var(--accent-deep)}
.breadcrumb-wrap{
    background:linear-gradient(105deg,rgba(246,250,254,.96),rgba(234,242,250,.92)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    border-bottom:1px solid var(--line);
    padding:2.1rem 0 1.7rem;
}
.breadcrumb{background:transparent;margin:0;padding:0;font-size:14px;--bs-breadcrumb-divider:'/';}
.breadcrumb a{color:var(--text-2);font-weight:500}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb-item.active{color:var(--text-3)}
.article-main-section{padding:2.8rem 0 4.4rem;background:var(--bg)}
.article-card{
    background:var(--card);border:1px solid var(--line);
    border-radius:var(--radius);box-shadow:var(--shadow);
    padding:clamp(1.4rem,3vw,2.7rem);margin-bottom:2rem;
}
.article-cat-row{
    display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;margin-bottom:.2rem;
}
.badge-cat{
    display:inline-flex;align-items:center;gap:.3rem;
    background:var(--brand-soft);color:var(--brand);
    font-size:13px;font-weight:600;padding:.25rem .8rem;
    border-radius:8px;line-height:1.6;
}
.article-title{
    font-size:clamp(1.5rem,3.2vw,2.2rem);
    line-height:1.4;font-weight:800;
    color:var(--brand-deep);letter-spacing:-.02em;
    margin:.8rem 0 .8rem;
}
.article-meta{
    display:flex;flex-wrap:wrap;gap:1rem;
    padding-bottom:1.4rem;border-bottom:1px solid var(--line);
    margin-bottom:1.6rem;color:var(--text-2);font-size:14px;
}
.article-meta i{color:var(--brand);margin-right:.4rem}
.article-content{
    color:#2E3B49;font-size:16.5px;line-height:1.9;
    word-break:break-word;
}
.article-content p{margin:0 0 1.5rem}
.article-content a{text-decoration:underline;text-underline-offset:4px}
.article-content h2{
    font-size:clamp(1.28rem,2.4vw,1.6rem);
    font-weight:800;color:var(--brand-deep);
    margin:2.4rem 0 1rem;padding-bottom:.6rem;
    border-bottom:1px solid var(--line);letter-spacing:-.01em;
}
.article-content h3{
    font-size:clamp(1.1rem,2vw,1.3rem);
    font-weight:700;color:var(--brand-deep);
    margin:2rem 0 .8rem;
}
.article-content h4{
    font-size:1.05rem;font-weight:700;color:var(--ink);margin:1.6rem 0 .6rem;
}
.article-content ul,.article-content ol{
    margin:0 0 1.6rem;padding-left:1.4rem;
}
.article-content li{margin-bottom:.55rem}
.article-content blockquote{
    margin:1.8rem 0;padding:1rem 1.4rem;
    background:var(--brand-soft);border-left:4px solid var(--brand);
    border-radius:0 var(--radius-sm) var(--radius-sm) 0;
    color:var(--ink);font-size:15.5px;
}
.article-content blockquote p{margin:0}
.article-content img{
    max-width:100%;height:auto;border-radius:12px;margin:1.4rem 0;
    border:1px solid var(--line);
}
.article-content figcaption{
    font-size:13px;color:var(--text-3);text-align:center;margin:-.8rem 0 1.5rem;
}
.article-content table{
    width:100%;border-collapse:collapse;margin:1.6rem 0;font-size:15px;
}
.article-content th,.article-content td{
    border:1px solid var(--line);padding:.7rem .9rem;
}
.article-content th{background:var(--brand-soft);color:var(--brand-deep)}
.article-content hr{border:none;border-top:1px solid var(--line);margin:2.2rem 0}
.article-toolbar{
    display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;
    gap:1rem;margin-top:2rem;padding-top:1.4rem;
    border-top:1px solid var(--line);
}
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}
.article-tags-label{
    font-size:14px;font-weight:600;color:var(--text-3);margin-right:.2rem;
}
.article-tag-link{
    display:inline-flex;align-items:center;
    background:var(--brand-soft);color:var(--brand);
    border-radius:8px;padding:.18rem .8rem;
    font-size:13px;font-weight:500;
}
.article-tag-link:hover{background:var(--brand);color:#fff}
.article-share{display:flex;align-items:center;gap:.4rem}
.article-share-title{font-size:14px;color:var(--text-3);font-weight:600;margin-right:.3rem}
.share-btn{
    width:38px;height:38px;border-radius:10px;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);background:#fff;color:var(--text-2);
    font-size:14px;transition:all var(--transition);
}
.share-btn:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.article-empty{
    text-align:center;padding:4rem 1rem;
}
.empty-icon{
    width:82px;height:82px;border-radius:50%;
    background:var(--brand-soft);color:var(--brand);
    display:flex;align-items:center;justify-content:center;
    margin:0 auto 1.4rem;font-size:2rem;
}
.empty-title{font-size:1.7rem;font-weight:800;color:var(--brand-deep);margin-bottom:.6rem}
.empty-text{color:var(--text-2);margin-bottom:1.8rem}
.back-list{
    display:inline-flex;align-items:center;gap:.5rem;
    color:var(--text-2);font-size:14px;font-weight:500;
}
.back-list:hover{color:var(--brand)}
.sidebar-sticky{position:sticky;top:100px}
.side-card{
    background:var(--card);border:1px solid var(--line);
    border-radius:var(--radius);padding:1.5rem;
    box-shadow:0 1px 2px rgba(16,42,67,.04);
    margin-bottom:1.3rem;
}
.side-dark{
    background:linear-gradient(145deg,#1b4c74,#15344e);
    border:none;color:#dcebf7;position:relative;overflow:hidden;
}
.side-dark::after{
    content:"";position:absolute;right:-40px;top:-40px;
    width:150px;height:150px;border-radius:50%;
    background:rgba(255,255,255,.06);
}
.side-dark .side-title{color:#fff}
.side-dark p{font-size:14.5px;line-height:1.8;color:#c6d9e8;margin-bottom:1.2rem}
.entry-state{
    display:inline-flex;align-items:center;gap:.5rem;
    background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
    color:#fff;border-radius:30px;padding:.3rem 1rem;font-size:13px;
    margin-bottom:1rem;
}
.btn-brand{
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--brand);border:1px solid var(--brand);
    color:#fff;border-radius:10px;font-weight:600;
    padding:.7rem 1.3rem;font-size:15px;transition:all var(--transition);
}
.btn-brand:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-2px)}
.btn-accent{
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--accent);border:1px solid var(--accent);
    color:#fff;border-radius:10px;font-weight:600;
    padding:.7rem 1.3rem;font-size:15px;transition:all var(--transition);
    gap:.4rem;
}
.btn-accent:hover{background:var(--accent-deep);border-color:var(--accent-deep);color:#fff;transform:translateY(-2px)}
.btn-outline-light{
    display:inline-flex;align-items:center;justify-content:center;
    background:transparent;border:1.5px solid rgba(255,255,255,.7);
    color:#fff;border-radius:10px;padding:.65rem 1.2rem;
    font-weight:600;transition:all var(--transition);gap:.4rem;
}
.btn-outline-light:hover{background:#fff;color:var(--brand-deep)}
.side-divider{height:1px;background:var(--line);margin:1.2rem 0}
.side-nav{list-style:none;padding:0;margin:0}
.side-nav li{margin-bottom:.55rem}
.side-nav a{
    display:flex;align-items:center;justify-content:space-between;
    padding:.68rem .9rem;border-radius:10px;
    background:var(--bg);color:var(--ink);
    font-size:15px;font-weight:500;
}
.side-nav a i{color:var(--brand)}
.side-nav a:hover{background:var(--brand-soft);color:var(--brand);padding-left:1rem}
.side-title{
    font-size:1.05rem;font-weight:800;color:var(--brand-deep);
    margin-bottom:1rem;display:flex;align-items:center;gap:.5rem;
}
.side-title i{color:var(--brand)}
.side-tip-list{list-style:none;margin:0;padding:0}
.side-tip-list li{
    position:relative;padding-left:1.7rem;margin-bottom:.8rem;
    font-size:14.5px;color:var(--text-2);line-height:1.75;
}
.side-tip-list li::before{
    content:"\f058";font-family:"Font Awesome 6 Free";font-weight:400;
    position:absolute;left:0;top:.2rem;color:var(--brand);
}
.related-section{
    background:var(--bg);padding:1rem 0 3.6rem;
}
.section-head{margin-bottom:2.2rem}
.eyebrow{
    display:inline-flex;align-items:center;gap:.35rem;
    background:var(--brand-soft);color:var(--brand);
    border-radius:30px;padding:.25rem 1rem;
    font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
    margin-bottom:.5rem;
}
.section-head h2{
    font-size:clamp(1.4rem,3vw,2rem);font-weight:800;
    color:var(--brand-deep);letter-spacing:-.02em;margin:.4rem 0 .3rem;
}
.section-sub{color:var(--text-2);font-size:15.5px;line-height:1.8;max-width:680px}
.related-card{
    height:100%;background:var(--card);
    border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;display:flex;flex-direction:column;
    transition:all var(--transition);box-shadow:0 2px 6px rgba(16,42,67,.05);
}
.related-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(42,111,176,.35)}
.related-media{position:relative;width:100%;height:185px;background:var(--brand-soft);overflow:hidden}
.related-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.related-card:hover .related-media img{transform:scale(1.03)}
.related-body{padding:1.3rem 1.4rem 1.5rem;display:flex;flex-direction:column;flex:1}
.related-body h3{font-size:1.08rem;font-weight:700;line-height:1.5;margin-bottom:.5rem}
.related-body h3 a{color:var(--brand-deep)}
.related-card:hover .related-body h3 a{color:var(--brand)}
.related-text{font-size:14.5px;color:var(--text-2);line-height:1.75;margin-bottom:1rem;flex:1}
.related-meta{
    display:flex;align-items:center;gap:.7rem;font-size:13px;color:var(--text-3);
}
.related-meta i{color:var(--brand)}
.cta-section{padding:0 0 3.8rem}
.cta-panel{
    position:relative;overflow:hidden;border-radius:22px;
    background:linear-gradient(100deg,rgba(18,51,78,.95),rgba(32,86,126,.9)),url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    color:#fff;
    padding:clamp(2rem,5vw,3.2rem);
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.5rem;
}
.cta-panel .eyebrow{background:rgba(255,255,255,.16);color:#fff}
.cta-panel h2{
    color:#fff;font-size:clamp(1.45rem,3vw,2rem);
    font-weight:800;letter-spacing:-.02em;margin:.6rem 0 .4rem;
}
.cta-panel p{color:#c9dceb;font-size:15.5px;max-width:620px;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:.9rem}
.btn-white{
    display:inline-flex;align-items:center;justify-content:center;
    background:#fff;color:var(--brand-deep);border-radius:10px;
    font-weight:700;padding:.78rem 1.55rem;gap:.45rem;
    transition:all var(--transition);border:1px solid #fff;
}
.btn-white:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px)}
.site-footer{background:var(--brand-deep);color:#b9cbd9;font-size:14.5px}
.footer-main{padding:3.2rem 0 2.6rem}
.footer-brand{color:#fff;font-size:1.35rem;font-weight:800;letter-spacing:-.01em;gap:.5rem}
.footer-brand i{color:#aacdec}
.footer-desc{
    margin:1.1rem 0;line-height:1.8;color:#b9cbd9;font-size:14.5px;max-width:430px;
}
.badge-orange{
    display:inline-flex;align-items:center;gap:.45rem;
    background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
    border-radius:40px;padding:.3rem 1rem;color:#fff;font-size:13px;
}
.badge-pill{
    display:inline-flex;align-items:center;gap:.45rem;
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
    border-radius:40px;padding:.3rem 1rem;color:#d4e4ef;font-size:13px;
}
.footer-title{
    color:#fff;font-weight:700;font-size:16px;margin-bottom:1.2rem;
}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:.7rem}
.footer-links a{
    display:inline-flex;align-items:center;gap:.35rem;
    color:#b9cbd9;font-size:14.5px;
}
.footer-links a::before{
    content:"\f105";font-family:"Font Awesome 6 Free";font-weight:900;
    font-size:12px;color:#829FB4;
}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding:1.2rem 0;font-size:13.5px;color:#8fa9bc;
}
.footer-bottom a{color:#dbe9f4}
.footer-bottom a:hover{color:#fff}
@media(max-width:1199.98px){
    .header-right-link{display:none!important}
    .header-actions .header-right-link{display:none}
}
@media(max-width:991.98px){
    .site-header .container{max-width:100%}
    .header-top{min-height:66px}
    .navbar{min-height:66px}
    .header-center-brand i{font-size:1.1em}
    .article-main-section{padding:2rem 0 3.4rem}
    .sidebar-sticky{position:static}
}
@media(max-width:767.98px){
    body{font-size:15px}
    .container{padding-left:1rem;padding-right:1rem}
    .breadcrumb-wrap{padding:1.5rem 0 1.1rem}
    .article-card{padding:1.2rem}
    .article-title{font-size:1.35rem}
    .article-content{font-size:15.5px;line-height:1.85}
    .article-toolbar{flex-direction:column;align-items:flex-start}
    .article-share{width:100%;justify-content:flex-start}
    .related-media{height:200px}
}
@media(max-width:575.98px){
    .header-actions{gap:.35rem}
    .header-actions .btn-accent{padding:.55rem .8rem;font-size:14px}
    .header-center-brand{font-size:1.02rem;gap:.3rem}
    .header-center-brand i{font-size:1.05em}
    .cta-panel{padding:1.6rem 1.2rem}
    .cta-actions .btn-accent,.cta-actions .btn-white{width:100%}
}
@media(max-width:379.98px){
    .header-center-brand{font-size:.93rem}
}

/* roulang page: category2 */
:root {
      --brand: #2A6FB0;
      --brand-deep: #1A3F5F;
      --brand-soft: #EAF2FA;
      --accent: #E8834F;
      --accent-deep: #CE6A32;
      --bg: #F6F9FC;
      --card: #FFFFFF;
      --ink: #1F2E3D;
      --text-2: #5C6E7E;
      --line: #E0E9F2;
      --shadow: 0 1px 2px rgba(16,42,67,.06), 0 12px 32px -8px rgba(16,42,67,.10);
      --shadow-hover: 0 20px 40px -12px rgba(16,42,67,.18);
      --radius: 16px;
      --spacer: 88px;
    }

    * {
      color-scheme: light;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      background: var(--bg);
      color: var(--ink);
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: var(--brand);
      text-decoration: none;
      transition: color .2s ease;
    }
    a:hover {
      color: var(--brand-deep);
    }
    img {
      max-width: 100%;
      display: block;
    }
    p {
      max-width: 66ch;
    }
    ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .container {
      max-width: 1200px;
    }

    .main-wrap {
      overflow: clip;
    }

    .btn {
      height: 48px;
      padding: 0 1.75rem;
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-weight: 600;
      font-size: 1rem;
      line-height: 1;
      transition: all .22s ease;
      border: 0;
    }

    .btn-sm {
      height: 42px;
      padding: 0 1.2rem;
      font-size: .95rem;
    }

    .btn-accent {
      background: var(--accent);
      color: #fff;
    }
    .btn-accent:hover,
    .btn-accent:focus,
    .btn-accent:active {
      background: var(--accent-deep);
      color: #fff;
      box-shadow: 0 10px 24px -8px rgba(232,131,79,.45);
      transform: translateY(-2px);
    }

    .btn-brand {
      background: var(--brand-deep);
      color: #fff;
    }
    .btn-brand:hover,
    .btn-brand:focus {
      background: #14334D;
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 10px 24px -10px rgba(26,63,95,.5);
    }

    .btn-outline {
      background: transparent;
      border: 1.5px solid #B8C9DA;
      color: var(--brand-deep);
    }
    .btn-outline:hover {
      border-color: var(--brand);
      background: var(--brand-soft);
      color: var(--brand-deep);
    }

    .section-pd {
      padding: 96px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--brand-soft);
      color: var(--brand);
      border-radius: 999px;
      font-size: .82rem;
      font-weight: 700;
      padding: .35rem 1rem .35rem .8rem;
      letter-spacing: .02em;
      margin-bottom: 1rem;
    }
    .eyebrow i {
      font-size: .8rem;
    }

    .section-title {
      font-size: clamp(1.4rem, 2.8vw, 2.2rem);
      font-weight: 800;
      letter-spacing: -0.02em;
      color: var(--brand-deep);
      line-height: 1.35;
      margin: 0 0 .75rem;
    }

    .section-lead {
      color: var(--text-2);
      font-size: 1.02rem;
      margin-bottom: 0;
    }

    .section-head {
      margin-bottom: 3rem;
      max-width: 720px;
    }

    /* ===== Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1090;
      background: rgba(255, 255, 255, .92);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      box-shadow: 0 1px 0 rgba(26,63,95,.06);
    }
    .site-header .navbar {
      background: transparent;
      padding: 0;
    }
    .header-top {
      height: 76px;
    }
    .site-header .nav-link,
    .header-left-links a,
    .header-right-link {
      color: var(--ink);
      font-weight: 500;
      font-size: 15px;
      padding: .5rem 1rem;
      border-radius: 24px;
      display: inline-flex;
      align-items: center;
      white-space: nowrap;
    }
    .header-left-links {
      display: flex;
      align-items: center;
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .header-left-links li {
      margin-right: 2px;
    }
    .header-left-links li:last-child {
      margin-right: 0;
    }
    .header-center-brand {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      display: inline-flex;
      align-items: center;
      gap: .55rem;
      color: var(--brand-deep);
      font-weight: 800;
      font-size: 1.22rem;
      letter-spacing: -.01em;
      white-space: nowrap;
      padding: .45rem .9rem;
      border-radius: 14px;
    }
    .header-center-brand i {
      color: var(--accent);
      font-size: 1.2rem;
    }
    .header-left-links a.active,
    .header-left-links a:hover,
    .header-right-link.active,
    .header-right-link:hover {
      background: var(--brand-soft);
      color: var(--brand-deep);
    }
    .header-left-links a:focus-visible,
    .header-right-link:focus-visible {
      outline: 3px solid rgba(42,111,176,.28);
      outline-offset: 1px;
    }
    .header-actions {
      margin-left: auto;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .navbar-toggler {
      border: 0;
      background: var(--brand-soft);
      width: 44px;
      height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 10px;
      color: var(--brand-deep);
      font-size: 1.15rem;
      transition: background .2s ease;
    }
    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(42,111,176,.2);
    }
    .navbar-toggler:hover {
      background: #D7E6F4;
    }
    .mobile-menu {
      background: #FBFCFE;
      border-top: 1px solid var(--line);
      box-shadow: 0 24px 32px -24px rgba(16,42,67,.25);
      padding: .75rem 0 1.25rem;
    }
    .mobile-nav-link {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: .9rem 1.6rem;
      color: var(--ink);
      font-weight: 600;
      border-bottom: 1px solid rgba(224,233,242,.8);
      min-height: 52px;
    }
    .mobile-nav-link i {
      color: var(--text-2);
      font-size: .85rem;
    }
    .mobile-nav-link.active {
      color: var(--brand);
    }
    .mobile-nav-link:hover {
      background: #F1F5FA;
      color: var(--brand-deep);
    }
    .mobile-btn {
      display: flex;
      margin: 1.25rem 1.6rem 0;
      width: calc(100% - 3.2rem);
    }

    /* ===== Breadcrumb ===== */
    .breadcrumb-bar {
      background: #fff;
      border-bottom: 1px solid var(--line);
      padding: 14px 0;
    }
    .breadcrumb-nav {
      display: flex;
      flex-wrap: wrap;
      gap: .45rem;
      margin: 0;
      font-size: .85rem;
      color: var(--text-2);
    }
    .breadcrumb-nav a {
      color: var(--text-2);
    }
    .breadcrumb-nav a:hover {
      color: var(--brand);
    }
    .breadcrumb-nav .sep {
      color: #A9BBCB;
    }
    .breadcrumb-nav .current {
      color: var(--ink);
      font-weight: 600;
    }

    /* ===== Hero ===== */
    .category-hero {
      position: relative;
      padding: 96px 0 112px;
      background:
        linear-gradient(100deg, rgba(246,250,254,.97) 0%, rgba(234,242,250,.92) 54%, rgba(220,234,246,.82) 100%),
        url("/assets/images/backpic/back-1.png");
      background-position: center;
      background-size: cover;
      border-bottom: 1px solid rgba(224,233,242,.8);
    }
    .category-hero .hero-inner {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }
    .badge-soft {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      background: #fff;
      border: 1px solid #D5E5F4;
      color: var(--brand);
      border-radius: 999px;
      font-size: .85rem;
      font-weight: 700;
      padding: .32rem .9rem;
      box-shadow: 0 4px 12px -8px rgba(16,42,67,.12);
    }
    .hero-title {
      font-size: clamp(1.8rem, 4vw, 2.9rem);
      font-weight: 800;
      letter-spacing: -0.025em;
      line-height: 1.25;
      color: var(--brand-deep);
      margin: 1rem 0 1rem;
    }
    .hero-title .text-highlight {
      color: var(--brand);
    }
    .hero-lead {
      font-size: 1.08rem;
      color: var(--text-2);
      max-width: 620px;
      margin: .25rem 0 1.8rem;
      line-height: 1.85;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: .9rem;
      margin-bottom: 1.8rem;
    }
    .hero-check-list {
      display: grid;
      grid-template-columns: 1fr;
      gap: .75rem;
      max-width: 560px;
    }
    .hero-check-list li {
      display: flex;
      align-items: center;
      gap: .65rem;
      color: #33485B;
      font-size: .95rem;
    }
    .hero-check-list i {
      color: var(--brand);
      width: 18px;
    }
    .hero-cover-card {
      background: #fff;
      border-radius: 24px;
      overflow: hidden;
      box-shadow: var(--shadow);
      position: relative;
      max-width: 460px;
      margin-left: auto;
      border: 1px solid rgba(224,233,242,.7);
    }
    .hero-cover-card .cover-img-shell {
      height: 210px;
      position: relative;
      background: var(--brand-soft);
    }
    .hero-cover-card .cover-img-shell img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .hero-cover-card .cover-status {
      position: absolute;
      top: 16px;
      left: 16px;
      display: inline-flex;
      align-items: center;
      gap: .5rem;
      background: rgba(255,255,255,.94);
      padding: .4rem .85rem;
      border-radius: 999px;
      font-size: .8rem;
      font-weight: 700;
      color: var(--brand-deep);
    }
    .hero-cover-card .cover-status i {
      color: var(--accent);
    }
    .hero-cover-card .cover-body {
      padding: 1.4rem 1.6rem 1.6rem;
    }
    .hero-cover-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--brand-deep);
      margin-bottom: .45rem;
    }
    .hero-cover-card p {
      color: var(--text-2);
      font-size: .92rem;
      margin-bottom: 1rem;
    }
    .cover-mini-tags {
      display: flex;
      flex-wrap: wrap;
      gap: .45rem;
    }
    .cover-mini-tags span {
      background: var(--brand-soft);
      color: var(--brand);
      border-radius: 7px;
      padding: .2rem .6rem;
      font-size: .78rem;
    }

    /* ===== Stats ===== */
    .stat-strip-section {
      position: relative;
      z-index: 10;
      margin-top: -56px;
    }
    .stat-strip {
      background: var(--brand-deep);
      color: #fff;
      border-radius: 22px;
      box-shadow: var(--shadow-hover);
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.2rem;
      padding: 2rem 2.2rem;
    }
    .stat-item {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .stat-num {
      font-size: 2rem;
      font-weight: 800;
      color: #FFD3B8;
      letter-spacing: -.02em;
      min-width: 2.4ch;
      font-variant-numeric: tabular-nums;
      line-height: 1;
    }
    .stat-text {
      color: rgba(255,255,255,.8);
      line-height: 1.6;
      font-size: .92rem;
    }
    .stat-item-divider {
      width: 1px;
      height: 44px;
      background: rgba(255,255,255,.2);
    }

    /* ===== Checklist ===== */
    .prepare-section {
      padding-top: 72px;
    }
    .visual-card {
      border-radius: 22px;
      overflow: hidden;
      box-shadow: var(--shadow);
      position: relative;
      border: 1px solid rgba(224,233,242,.8);
      background: var(--brand-soft);
    }
    .visual-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 300px;
      max-height: 420px;
    }
    .visual-card .visual-caption {
      position: absolute;
      left: 18px;
      bottom: 18px;
      background: rgba(26,63,95,.82);
      color: #fff;
      font-size: .82rem;
      padding: .45rem .85rem;
      border-radius: 9px;
      backdrop-filter: blur(6px);
      display: flex;
      align-items: center;
      gap: .45rem;
    }
    .check-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 22px;
      box-shadow: var(--shadow);
      padding: 2.2rem 2rem;
    }
    .check-card-header {
      display: flex;
      align-items: center;
      gap: .8rem;
      margin-bottom: 1.5rem;
    }
    .check-card-header .check-number {
      width: 46px;
      height: 46px;
      background: var(--brand-soft);
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--brand);
      font-weight: 800;
      font-size: 1.1rem;
    }
    .check-card-header h3 {
      margin: 0;
      font-weight: 750;
      color: var(--brand-deep);
      font-size: 1.25rem;
    }
    .check-item {
      display: flex;
      align-items: flex-start;
      gap: .9rem;
      padding: .6rem 0;
      border-bottom: 1px solid #F0F4F9;
    }
    .check-item:last-child {
      border-bottom: 0;
    }
    .check-item .check-dot {
      width: 26px;
      height: 26px;
      min-width: 26px;
      background: var(--brand);
      color: #fff;
      border-radius: 50%;
      font-size: .78rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      margin-top: .25rem;
    }
    .check-item p {
      color: var(--text-2);
      font-size: .93rem;
      line-height: 1.7;
      margin: 0;
    }
    .check-item strong {
      display: block;
      color: var(--ink);
      font-weight: 650;
      font-size: .96rem;
      margin-bottom: .1rem;
    }

    /* ===== Steps ===== */
    .steps-section {
      position: relative;
    }
    .steps-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: var(--brand-soft);
      clip-path: polygon(0 0, 100% 11%, 100% 100%, 0 90%);
      opacity: .65;
      z-index: 0;
      pointer-events: none;
    }
    .step-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 18px;
      box-shadow: var(--shadow);
      padding: 1.9rem 1.5rem 1.6rem;
      height: 100%;
      position: relative;
      overflow: hidden;
      transition: transform .25s ease, box-shadow .25s ease;
    }
    .step-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }
    .step-topline {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 1.4rem;
    }
    .step-num {
      color: rgba(42,111,176,.18);
      font-size: 2.6rem;
      font-weight: 850;
      letter-spacing: -.04em;
      line-height: 1;
    }
    .step-icon {
      width: 46px;
      height: 46px;
      border-radius: 14px;
      background: var(--brand-soft);
      color: var(--brand);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
    }
    .step-card h3 {
      color: var(--brand-deep);
      font-weight: 700;
      font-size: 1.15rem;
      margin-bottom: .5rem;
    }
    .step-card p {
      color: var(--text-2);
      font-size: .92rem;
      line-height: 1.7;
      margin-bottom: 0;
    }

    /* ===== Troubleshoot Cards ===== */
    .trouble-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 18px;
      padding: 1.8rem;
      height: 100%;
      box-shadow: 0 1px 2px rgba(16,42,67,.03);
      transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
      position: relative;
    }
    .trouble-card:hover {
      box-shadow: var(--shadow);
      transform: translateY(-4px);
      border-color: rgba(42,111,176,.35);
    }
    .trouble-icon {
      width: 50px;
      height: 50px;
      background: var(--brand-soft);
      border-radius: 15px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--brand);
      font-size: 1.25rem;
      margin-bottom: 1.2rem;
    }
    .trouble-card h3 {
      color: var(--brand-deep);
      font-size: 1.08rem;
      font-weight: 700;
      margin-bottom: .55rem;
    }
    .trouble-card p {
      color: var(--text-2);
      font-size: .92rem;
      line-height: 1.75;
      margin-bottom: .9rem;
    }
    .trouble-card a {
      display: inline-flex;
      align-items: center;
      gap: .35rem;
      font-size: .88rem;
      font-weight: 600;
      color: var(--brand);
    }
    .trouble-card a:hover {
      color: var(--accent);
    }

    /* ===== Safe Tip ===== */
    .safe-tip {
      padding-bottom: 0;
    }
    .safe-box {
      background: #fff;
      border: 1px solid #D6E5F3;
      border-radius: 24px;
      box-shadow: var(--shadow);
      padding: clamp(2rem, 4vw, 3.4rem);
      position: relative;
      overflow: hidden;
    }
    .safe-box::after {
      content: "";
      position: absolute;
      right: -90px;
      top: -90px;
      width: 260px;
      height: 260px;
      background: var(--brand-soft);
      border-radius: 50%;
      z-index: 0;
    }
    .safe-box .row {
      position: relative;
      z-index: 1;
    }
    .safe-box .section-title {
      margin-bottom: .8rem;
    }
    .safe-box p {
      color: var(--text-2);
      font-size: .98rem;
    }
    .safe-list {
      background: var(--brand-soft);
      border-radius: 18px;
      padding: 1.3rem 1.4rem;
    }
    .safe-list li {
      display: flex;
      gap: .7rem;
      padding: .45rem 0;
      font-size: .92rem;
    }
    .safe-list i {
      color: var(--accent);
      margin-top: .25rem;
      font-size: .95rem;
    }

    /* ===== FAQ ===== */
    .faq-section {
      background: #FBFCFE;
      border-top: 1px solid var(--line);
    }
    .faq-intro {
      position: sticky;
      top: 104px;
    }
    .faq-intro .section-title {
      font-size: 1.8rem;
    }
    .faq-help-card {
      background: #fff;
      box-shadow: var(--shadow);
      border-radius: 16px;
      padding: 1.2rem 1.3rem;
      display: flex;
      align-items: center;
      gap: 1rem;
      margin-top: 1.4rem;
    }
    .faq-help-card i {
      font-size: 1.35rem;
      color: var(--accent);
    }
    .faq-help-card span {
      color: var(--text-2);
      font-size: .9rem;
    }
    .accordion {
      box-shadow: var(--shadow);
      border-radius: 18px;
      overflow: hidden;
      background: #fff;
      padding: .5rem;
    }
    .accordion-item {
      border: 0;
      background: transparent;
      margin-bottom: .35rem;
      border-radius: 12px !important;
      overflow: hidden;
    }
    .accordion-item:last-child {
      margin-bottom: 0;
    }
    .accordion-button {
      font-weight: 650;
      color: var(--ink);
      background: #fff;
      border-radius: 12px !important;
      padding: 1rem 1.2rem;
      font-size: 1rem;
      box-shadow: none;
      transition: background .2s ease;
    }
    .accordion-button:not(.collapsed) {
      background: var(--brand-soft);
      color: var(--brand-deep);
      box-shadow: none;
    }
    .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(42,111,176,.14);
    }
    .accordion-button::after {
      width: .95rem;
      height: .95rem;
      background-size: 1rem;
      opacity: .7;
    }
    .accordion-body {
      color: var(--text-2);
      font-size: .95rem;
      line-height: 1.85;
      padding: 1rem 1.3rem 1.2rem;
      background: #fff;
    }

    /* ===== CTA ===== */
    .cta-section {
      padding-top: 20px;
    }
    .cta-box {
      background: linear-gradient(135deg, #1A3F5F 0%, #23567E 100%);
      border-radius: 28px;
      color: #fff;
      padding: clamp(2.2rem, 6vw, 4rem);
      text-align: center;
      box-shadow: 0 24px 64px -24px rgba(16,42,67,.45);
      position: relative;
      overflow: hidden;
    }
    .cta-box::before {
      content: "";
      position: absolute;
      left: -70px;
      bottom: -120px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255,255,255,.06);
    }
    .cta-box h2 {
      font-size: clamp(1.5rem, 3vw, 2.3rem);
      font-weight: 800;
      letter-spacing: -.02em;
      margin-bottom: .6rem;
      color: #fff;
    }
    .cta-box p {
      color: rgba(255,255,255,.82);
      max-width: 620px;
      margin: 0 auto 1.8rem;
    }
    .cta-box .btn {
      position: relative;
      z-index: 2;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--brand-deep);
      color: rgba(255,255,255,.85);
      margin-top: 80px;
    }
    .footer-main {
      padding: 64px 0 36px;
    }
    .footer-brand {
      color: #fff;
      font-size: 1.2rem;
      font-weight: 800;
    }
    .footer-brand i {
      color: var(--accent);
    }
    .footer-desc {
      color: rgba(255,255,255,.68);
      margin-top: 1rem;
      max-width: 360px;
      line-height: 1.8;
      font-size: .94rem;
    }
    .badge-orange {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      background: var(--accent);
      color: #fff;
      font-size: .8rem;
      border-radius: 999px;
      padding: .28rem .75rem;
    }
    .badge-pill {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
      background: rgba(255,255,255,.13);
      color: #fff;
      font-size: .8rem;
      border-radius: 999px;
      padding: .28rem .75rem;
    }
    .footer-title {
      color: #fff;
      font-weight: 650;
      margin-bottom: 1.1rem;
      font-size: 1rem;
    }
    .footer-links li {
      padding: .25rem 0;
    }
    .footer-links a {
      color: rgba(255,255,255,.68);
      font-size: .9rem;
      transition: all .2s ease;
    }
    .footer-links a:hover {
      color: #fff;
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,.12);
      padding: 22px 0;
      font-size: .9rem;
      color: rgba(255,255,255,.65);
    }
    .footer-bottom .container {
      gap: .75rem;
    }

    /* ===== Responsive ===== */
    @media (max-width: 1199.98px) {
      .header-right-link {
        font-size: .9rem;
        padding-left: .7rem;
        padding-right: .7rem;
      }
    }
    @media (max-width: 991.98px) {
      .section-pd {
        padding: 64px 0;
      }
      .category-hero {
        padding: 64px 0 96px;
      }
      .stat-strip-section {
        margin-top: -40px;
      }
      .stat-strip {
        padding: 1.5rem;
        gap: .9rem;
      }
      .hero-cover-card {
        margin: 0;
      }
      .faq-intro {
        position: static;
      }
      .prepare-section {
        padding-top: 56px;
      }
    }
    @media (max-width: 767.98px) {
      .section-pd {
        padding: 54px 0;
      }
      .section-head {
        margin-bottom: 2.2rem;
      }
      .category-hero {
        padding: 48px 0 86px;
      }
      .hero-title {
        margin-top: .75rem;
      }
      .hero-actions .btn {
        width: 100%;
      }
      .stat-strip {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.4rem 1rem;
        padding: 1.4rem;
      }
      .stat-num {
        font-size: 1.7rem;
      }
      .stat-text {
        font-size: .84rem;
      }
      .visual-card img {
        max-height: 280px;
      }
      .check-card {
        padding: 1.5rem 1.2rem;
      }
      .steps-section::before {
        clip-path: none;
      }
      .safe-box {
        padding: 1.8rem 1.4rem;
      }
      .cta-box {
        padding: 2.2rem 1.2rem;
      }
      .footer-main {
        padding-top: 44px;
      }
    }
    @media (max-width: 575.98px) {
      .header-top {
        height: 66px;
      }
      .header-center-brand {
        font-size: 1.02rem;
        padding: .3rem .5rem;
        gap: .4rem;
      }
      .header-center-brand i {
        font-size: 1rem;
      }
      .header-actions .btn-sm {
        font-size: .85rem;
        padding: 0 .85rem;
        height: 38px;
      }
      .stat-strip {
        grid-template-columns: repeat(2, 1fr);
        padding: 1.2rem;
      }
      .stat-num {
        font-size: 1.55rem;
      }
      .hero-check-list {
        font-size: .88rem;
      }
      .step-card {
        padding: 1.4rem 1.1rem;
      }
      .btn {
        height: 46px;
        padding: 0 1.25rem;
        font-size: .95rem;
      }
      .site-footer {
        margin-top: 52px;
      }
      .footer-bottom .container {
        justify-content: center !important;
        text-align: center;
      }
    }
    @media (max-width: 420px) {
      .header-center-brand {
        font-size: .86rem;
      }
      .header-center-brand i {
        display: none;
      }
      .header-actions .header-right-link {
        display: none !important;
      }
      .stat-text {
        line-height: 1.5;
      }
    }

/* roulang page: category3 */
:root{
  --brand:#2A6FB0;
  --brand-deep:#1A3F5F;
  --brand-soft:#EAF2FA;
  --accent:#E8834F;
  --bg:#F6F9FC;
  --card:#FFFFFF;
  --ink:#1F2E3D;
  --text-2:#5C6E7E;
  --line:#E0E9F2;
  --radius:16px;
  --shadow-sm:0 1px 2px rgba(16,42,67,.06), 0 10px 30px -10px rgba(16,42,67,.10);
  --shadow-hover:0 20px 40px -12px rgba(16,42,67,.18);
  --font-system:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-system);
  background:var(--bg);
  color:var(--ink);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--brand-deep)}
img{max-width:100%;height:auto;vertical-align:middle}
.container{max-width:1200px}
.eyebrow{display:inline-flex;align-items:center;gap:.45rem;background:var(--brand-soft);color:var(--brand);font-size:.85rem;font-weight:600;letter-spacing:.02em;padding:.32rem .9rem;border-radius:999px}
.section-title{font-size:clamp(1.4rem,2.8vw,2.2rem);font-weight:800;letter-spacing:-.01em;line-height:1.35;color:var(--brand-deep);margin:.65rem 0 .75rem}
.section-lead{color:var(--text-2);max-width:780px;font-size:1rem;margin-bottom:0}

/* 通用按钮 */
.btn{height:48px;padding:.9rem 1.8rem;border-radius:10px;font-weight:600;font-size:1rem;display:inline-flex;align-items:center;justify-content:center;gap:.55rem;transition:all .25s ease;border:1.5px solid transparent}
.btn-brand{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff}
.btn-brand:hover{background:#102B40;color:#fff;border-color:#102B40}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-accent:hover{background:#c96a38;border-color:#c96a38;color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px -10px rgba(232,131,79,.55)}
.btn-outline{border-color:#B9C9DA;color:var(--brand-deep);background:transparent}
.btn-outline:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-deep)}
.btn-white{background:#fff;color:var(--brand-deep);border-color:#fff}
.btn-white:hover{background:var(--brand-soft);color:var(--ink);border-color:var(--brand-soft)}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:1040;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.navbar{padding:0;min-height:76px}
.navbar .container{min-height:76px}
.header-top{min-height:76px}
.header-top .header-left-links{margin:0;padding:0;list-style:none;display:flex;align-items:center;gap:.25rem}
.header-left-links a,.header-actions .header-right-link{display:inline-flex;align-items:center;min-height:42px;padding:.35rem .9rem;border-radius:8px;color:var(--ink);font-weight:500;font-size:.98rem;white-space:nowrap;transition:background .2s ease,color .2s ease}
.header-left-links a:hover,.header-actions .header-right-link:hover{background:var(--brand-soft);color:var(--brand)}
.header-left-links a.active,.header-actions .header-right-link.active{background:var(--brand-soft);color:var(--brand)}
.header-center-brand{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:inline-flex;align-items:center;gap:.5rem;color:var(--brand-deep);font-size:1.2rem;font-weight:800;letter-spacing:-.01em;white-space:nowrap;z-index:5}
.header-center-brand:hover{color:var(--brand)}
.header-center-brand i{color:var(--accent);font-size:1rem}
.header-actions{display:flex;align-items:center;gap:.6rem;margin-left:auto}
.navbar-toggler{height:44px;width:44px;border:1px solid var(--line);border-radius:10px;display:inline-flex;align-items:center;justify-content:center;color:var(--brand-deep);background:#fff;box-shadow:none}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(42,111,176,.15)}
.mobile-menu{padding:1.1rem 1.2rem 1.4rem;border-top:1px solid var(--line);background:rgba(255,255,255,.98);border-radius:0 0 18px 18px;box-shadow:0 20px 30px -18px rgba(16,42,67,.14)}
.mobile-nav-link{display:flex;justify-content:space-between;align-items:center;padding:.8rem .6rem;border-radius:10px;color:var(--ink);font-size:1rem;font-weight:500;transition:background .2s ease}
.mobile-nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.mobile-nav-link.active{background:var(--brand-soft);color:var(--brand)}
.mobile-btn{width:100%;margin-top:.5rem}

/* 分类 Banner */
.category-banner{
  position:relative;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  background-color:var(--brand-soft);
  padding:92px 0 76px;
  overflow:hidden;
}
.category-banner:before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(246,250,254,.88) 45%,rgba(220,234,246,.70) 100%);
  z-index:1;
}
.category-banner .container{position:relative;z-index:2}
.breadcrumb-custom{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;font-size:.9rem;color:var(--text-2);margin-bottom:1.2rem}
.breadcrumb-custom a{color:var(--text-2)}
.breadcrumb-custom a:hover{color:var(--brand)}
.breadcrumb-custom i{font-size:.6rem;color:#8da0b0}
.banner-title{font-size:clamp(1.6rem,4vw,2.6rem);line-height:1.28;font-weight:800;color:var(--brand-deep);letter-spacing:-.02em;margin:.7rem 0 1rem}
.banner-desc{font-size:1.05rem;color:var(--text-2);max-width:680px;margin-bottom:1.8rem}
.hero-tag-list{margin:0 0 2rem;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:.6rem 1.6rem}
.hero-tag-list li{display:flex;align-items:center;gap:.45rem;color:var(--ink);font-size:.96rem;font-weight:500}
.hero-tag-list li i{color:var(--brand)}
.banner-card{background:#fff;border-radius:20px;padding:.75rem;box-shadow:var(--shadow-hover);border:1px solid var(--line);max-width:360px;margin-left:auto}
.banner-card .banner-card-status{display:flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--text-2);border-bottom:1px solid var(--line);padding:.1rem .2rem .65rem;margin-bottom:.65rem}
.banner-card .banner-card-status i{color:var(--accent)}
.banner-card img{border-radius:14px;width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--brand-soft)}
.banner-card-foot{display:flex;justify-content:space-between;align-items:center;padding:.65rem .1rem .15rem;font-size:.83rem;color:var(--text-2)}

/* 内容板块 */
.section-block{padding:84px 0}
.section-block+.section-block{padding-top:0}
.image-wrap{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.image-wrap img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--brand-soft)}
.image-badge{position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:.4rem;background:rgba(26,63,95,.9);color:#fff;padding:.38rem .85rem;border-radius:999px;font-size:.8rem;backdrop-filter:blur(4px)}
.check-list{margin:1.4rem 0 2rem;padding:0;list-style:none;display:flex;flex-direction:column;gap:.85rem}
.check-list li{display:flex;gap:.7rem;color:var(--ink);font-weight:500}
.check-list li i{color:var(--brand);margin-top:.35rem;font-size:.9rem}
.check-list strong{color:var(--brand-deep)}
.check-list span{display:block;color:var(--text-2);font-weight:400;font-size:.93rem;line-height:1.6}

/* 服务卡片 */
.support-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:1.8rem 1.7rem;height:100%;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.support-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#cfe0f2}
.support-card .icon-wrap{width:56px;height:56px;border-radius:14px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:1.2rem;margin-bottom:1.1rem}
.support-card h3{font-size:1.2rem;font-weight:700;color:var(--brand-deep);margin-bottom:.5rem}
.support-card p{color:var(--text-2);margin-bottom:.9rem;line-height:1.75}
.support-card .card-more{font-size:.92rem;font-weight:600}
.card-note{border-left:3px solid var(--brand);background:var(--brand-soft);border-radius:0 14px 14px 0;padding:.85rem 1.2rem;color:var(--text-2);font-size:.92rem}

/* FAQ */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.5rem;box-shadow:var(--shadow-sm)}
.faq-note{background:var(--brand-soft);border-radius:14px;padding:1.2rem 1.4rem;color:var(--text-2);margin-top:1.4rem;font-size:.92rem}
.faq-note i{color:var(--brand);margin-right:.4rem}
.faq-wrap .accordion-button{font-weight:600;color:var(--ink);font-size:1rem;background:#fff;border:none;padding:1rem 1.1rem}
.faq-wrap .accordion-item{border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:.7rem}
.faq-wrap .accordion-button:focus{box-shadow:0 0 0 3px rgba(42,111,176,.15)}
.faq-wrap .accordion-button:not(.collapsed){background:var(--brand-soft);color:var(--brand-deep);box-shadow:none}
.faq-wrap .accordion-button:after{background:none;font-family:"Font Awesome 6 Free";font-weight:900;content:"\f078";width:auto;height:auto;margin-left:auto;flex-shrink:0;color:var(--text-2)}
.faq-wrap .accordion-button:not(.collapsed):after{color:var(--brand)}
.faq-wrap .accordion-body{color:var(--text-2);line-height:1.85;font-size:.98rem;padding:1.1rem 1.2rem 1.3rem;border-top:1px dashed var(--line);background:#fbfdff}

/* CTA */
.cta-panel{background:var(--brand-deep);border-radius:26px;padding:3.4rem 2.5rem;position:relative;overflow:hidden}
.cta-panel:before{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;background:rgba(255,255,255,.06);border-radius:50%}
.cta-panel .cta-title{color:#fff;font-size:clamp(1.4rem,3vw,2rem);font-weight:800;letter-spacing:-.01em;line-height:1.35;margin-bottom:.7rem}
.cta-panel p{color:#C9DCEB;max-width:680px}
.cta-actions{display:flex;flex-wrap:wrap;gap:.8rem;position:relative;z-index:2;margin-top:1.6rem}
.cta-panel i{color:var(--accent)}

/* 页脚 */
.site-footer{background:#101E2A;margin-top:80px;color:#B6C8D6}
.footer-main{padding:52px 0 24px}
.footer-brand{font-size:1.3rem;font-weight:800;color:#fff;gap:.4rem}
.footer-brand i{color:var(--accent)}
.footer-desc{color:#9DB2C3;line-height:1.85;margin:1rem 0 0;max-width:520px;font-size:.98rem}
.badge-orange{display:inline-flex;align-items:center;gap:.35rem;background:rgba(232,131,79,.15);color:#FFC29A;border-radius:999px;padding:.3rem .85rem;font-size:.88rem}
.badge-pill{display:inline-flex;align-items:center;gap:.35rem;background:rgba(255,255,255,.08);color:#C9DCEB;border-radius:999px;padding:.3rem .85rem;font-size:.88rem}
.footer-title{color:#fff;font-weight:600;margin-bottom:.9rem;font-size:1rem}
.footer-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.footer-links li a{color:#9DB2C3;font-size:.95rem;transition:color .2s ease,padding-left .2s ease}
.footer-links li a:hover{color:#fff;padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:1.1rem 0;color:#859CAE;font-size:.9rem}

/* 响应式 */
@media(max-width:991.98px){
  .category-banner{padding:68px 0 52px}
  .section-block{padding:64px 0}
  .brand-card{display:none}
  .header-left-links{display:none}
  .mobile-menu{display:block}
  .header-center-brand{font-size:1.02rem;left:auto;right:auto;position:static;transform:none}
  .header-actions{margin-left:auto}
  .header-center-brand i{font-size:.9rem}
  .cta-panel{padding:2.4rem 1.6rem}
}
@media(max-width:767.98px){
  .section-block{padding:48px 0}
  .category-banner{padding:50px 0 40px}
  .banner-card{margin-left:0;margin-top:1.8rem;max-width:100%}
  .cta-actions .btn{width:100%}
  .footer-main{padding:38px 0 12px}
}
@media(max-width:520px){
  .banner-title br{display:none}
  .header-center-brand{white-space:nowrap;font-size:.94rem}
  .header-top .header-actions{gap:.35rem}
  .header-right-link{display:none!important}
  .banner-card{padding:.5rem}
  .faq-wrap{padding:1rem}
  .container{--bs-gutter-x:1rem}
}