/* roulang page: index */
:root{
  --mist:#2E5A88;
  --deep:#1E3E5C;
  --pale:#E8F0F8;
  --warm:#F28C5B;
  --warmsoft:#FFF1E8;
  --ink:#17232E;
  --sub:#66788A;
  --line:#E3EAF2;
  --canvas:#F7F9FC;
  --ok:#2F9E7E;
  --warn:#D9534F;
  --radius-card:20px;
  --shadow-card:0 12px 30px rgba(23,35,46,0.06);
  --shadow-hover:0 18px 40px rgba(23,35,46,0.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--canvas);
  color:var(--ink);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font-family:inherit;font-size:16px}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--warm);outline-offset:3px;border-radius:6px}
::selection{background:var(--pale);color:var(--deep)}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}
.section{padding:84px 0}
.section-alt{background:#FFFFFF}
.section-pale{background:var(--pale)}
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:64px 0}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .section{padding:48px 0}
}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;padding:16px 0 0}
.nav-shell{
  max-width:1120px;margin:0 auto;
  height:64px;padding:0 10px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;
  box-shadow:0 12px 30px rgba(23,35,46,0.08);
}
.brand{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:17px;font-weight:700;color:var(--deep);letter-spacing:.2px}
.brand-sub{font-size:11px;color:var(--sub);letter-spacing:1px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  font-size:14px;color:var(--sub);border-radius:999px;
  transition:background .2s ease,color .2s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--pale);color:var(--mist)}
.nav-link.active{background:var(--pale);color:var(--mist);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:999px;
  background:var(--mist);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 8px 18px rgba(46,90,136,.24);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 12px 24px rgba(30,62,92,.3)}
.nav-cta:active{transform:translateY(0)}
.burger{
  display:none;width:44px;height:44px;border-radius:999px;
  align-items:center;justify-content:center;background:var(--pale);
}
.burger span{display:block;width:18px;height:2px;background:var(--deep);border-radius:2px;position:relative;transition:.2s}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--deep);border-radius:2px;transition:.2s;
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.mobile-panel{
  display:none;max-width:1120px;margin:10px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:24px;
  box-shadow:0 12px 30px rgba(23,35,46,.08);padding:14px;
}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:13px 16px;border-radius:14px;color:var(--sub);font-size:15px}
.mobile-panel a:hover,.mobile-panel a.active{background:var(--pale);color:var(--mist);font-weight:600}
.mobile-panel .nav-cta{width:100%;margin-top:8px;height:48px;border-radius:14px}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-cta.desk{display:none}
  .burger{display:inline-flex}
  .navbar-wrap{position:relative}
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:12px;font-size:15px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--mist);color:#fff;box-shadow:0 10px 22px rgba(46,90,136,.22)}
.btn-primary:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 16px 30px rgba(30,62,92,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--mist);border:1px solid var(--mist)}
.btn-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.btn-warm{background:var(--warm);color:#fff;box-shadow:0 10px 22px rgba(242,140,91,.26)}
.btn-warm:hover{transform:translateY(-2px);background:#e37a49;box-shadow:0 16px 30px rgba(242,140,91,.32)}
.btn-sm{height:42px;padding:0 16px;font-size:14px;border-radius:10px}

/* 徽章 / 标签 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--pale);color:var(--mist);
}
.badge-warm{background:var(--warmsoft);color:#C2603A}
.tag{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12.5px;background:#F1F5FA;color:var(--sub)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--mist);
  background:var(--pale);padding:6px 14px;border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--warm)}

/* 标题 */
.h1{font-size:clamp(30px,4.2vw,52px);line-height:1.2;font-weight:700;letter-spacing:-.4px;color:var(--deep)}
.h2{font-size:clamp(24px,2.6vw,32px);line-height:1.32;font-weight:700;color:var(--deep);letter-spacing:-.2px}
.h3{font-size:20px;line-height:1.5;font-weight:600;color:var(--deep)}
.lead{font-size:16.5px;color:var(--sub);line-height:1.9}

/* 卡片 */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.card-pad{padding:26px}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  padding:56px 0 72px;
  background:
    radial-gradient(1200px 460px at 82% -8%, rgba(232,240,248,.85), transparent 68%),
    radial-gradient(760px 340px at 6% 10%, rgba(255,241,232,.7), transparent 70%),
    var(--canvas);
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:78px;
  background:
    repeating-linear-gradient(90deg, rgba(46,90,136,.16) 0 1px, transparent 1px 42px);
  mask-image:linear-gradient(to top, rgba(0,0,0,.55), transparent);
  -webkit-mask-image:linear-gradient(to top, rgba(0,0,0,.55), transparent);
  pointer-events:none;opacity:.6;
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;position:relative;z-index:2}
.hero-checks{display:grid;grid-template-columns:1fr 1fr;gap:12px 22px;margin-top:26px}
.hero-check{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink)}
.hero-check svg{flex:none;margin-top:4px}
.trust-bar{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;padding-top:22px;
  border-top:1px dashed var(--line);
}
.trust-item{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--sub)}
.trust-item i{width:7px;height:7px;border-radius:50%;background:var(--ok);display:inline-block}
.hero-visual{position:relative}
.hero-shot{
  position:relative;border-radius:26px;overflow:hidden;
  border:1px solid #DCE7F2;box-shadow:0 26px 60px rgba(23,35,46,.16);
  aspect-ratio:4/5;background:#DFE9F3;
}
.hero-shot img{width:100%;height:100%;object-fit:cover}
.hero-float{
  position:absolute;background:rgba(255,255,255,.95);border:1px solid var(--line);
  border-radius:16px;padding:12px 14px;box-shadow:0 14px 30px rgba(23,35,46,.14);
  backdrop-filter:blur(6px);
}
.hero-float.one{left:-14px;top:16%}
.hero-float.two{right:-10px;bottom:14%}
.hero-float strong{display:block;font-size:13.5px;color:var(--deep)}
.hero-float span{display:block;font-size:11.5px;color:var(--sub)}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{max-width:440px;margin:0 auto;width:100%}
  .hero{padding:36px 0 56px}
  .hero-float.one{left:0}
  .hero-float.two{right:0}
}
@media (max-width:520px){
  .hero-checks{grid-template-columns:1fr}
  .hero-float{display:none}
}

/* 倒计时 / 紧迫条 */
.countdown{
  background:#fff;border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--shadow-card);padding:24px;display:grid;
  grid-template-columns:1.2fr auto;gap:24px;align-items:center;
}
.count-boxes{display:flex;gap:10px}
.count-box{
  min-width:62px;text-align:center;background:var(--pale);border-radius:12px;padding:8px 6px;
}
.count-box b{display:block;font-size:20px;color:var(--deep);line-height:1.2}
.count-box span{font-size:11px;color:var(--sub)}
@media (max-width:768px){
  .countdown{grid-template-columns:1fr;text-align:left}
  .count-boxes{justify-content:flex-start;flex-wrap:wrap}
}

/* 网格 */
.grid-bento{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.bento-main{grid-column:span 2;grid-row:span 2;padding:30px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(160deg,#fff 0%,#F3F8FD 100%)}
.bento-small{padding:24px}
@media (max-width:1024px){
  .grid-bento{grid-template-columns:repeat(2,1fr)}
  .bento-main{grid-column:span 2;grid-row:auto}
}
@media (max-width:640px){
  .grid-bento{grid-template-columns:1fr}
  .bento-main{grid-column:span 1}
}

.scene-rail{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 18px;scroll-snap-type:x mandatory}
.scene-rail::-webkit-scrollbar{height:6px}
.scene-rail::-webkit-scrollbar-thumb{background:#D5E2EF;border-radius:999px}
.scene-card{flex:0 0 340px;scroll-snap-align:start;overflow:hidden}
.scene-card .thumb{aspect-ratio:16/10;overflow:hidden;border-radius:16px;background:#E8F0F8}
.scene-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.scene-card:hover .thumb img{transform:scale(1.04)}
@media (max-width:640px){.scene-card{flex:0 0 82vw}}

/* 截图舞台 */
.stage{display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:18px;align-items:center}
.stage-side{border-radius:18px;overflow:hidden;aspect-ratio:9/16;border:1px solid var(--line);box-shadow:var(--shadow-card);opacity:.92}
.stage-side img{width:100%;height:100%;object-fit:cover}
.stage-main{border-radius:26px;overflow:hidden;aspect-ratio:9/17;border:6px solid #fff;box-shadow:0 26px 60px rgba(23,35,46,.18)}
.stage-main img{width:100%;height:100%;object-fit:cover}
.stage-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
.stage-point{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.stage-point b{display:block;font-size:15px;color:var(--deep);margin-bottom:4px}
.stage-point span{font-size:13.5px;color:var(--sub)}
.dots{display:flex;justify-content:center;gap:8px;margin-top:24px}
.dot{width:8px;height:8px;border-radius:50%;background:#CFDCEA}
.dot.on{width:24px;border-radius:999px;background:var(--mist)}
@media (max-width:768px){
  .stage{grid-template-columns:1fr}
  .stage-side{display:none}
  .stage-main{max-width:340px;margin:0 auto;width:100%}
  .stage-points{grid-template-columns:1fr}
}

/* 案例 */
.case-card{display:grid;grid-template-columns:1fr 1.25fr;gap:0;overflow:hidden}
.case-card .pic{aspect-ratio:4/3;background:#E8F0F8}
.case-card .pic img{width:100%;height:100%;object-fit:cover}
.case-body{padding:28px}
.case-quote{border-left:3px solid var(--warm);background:var(--warmsoft);padding:12px 16px;border-radius:0 12px 12px 0;font-size:14.5px;color:#5C4436}
@media (max-width:768px){
  .case-card{grid-template-columns:1fr}
}

/* 套餐 */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan{padding:28px;display:flex;flex-direction:column;position:relative}
.plan.hot{border:2px solid var(--mist);box-shadow:0 20px 44px rgba(46,90,136,.16)}
.plan .ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--mist);color:#fff;font-size:12px;font-weight:600;padding:4px 14px;border-radius:999px;white-space:nowrap}
.plan-price{display:flex;align-items:baseline;gap:4px;margin:16px 0 4px}
.plan-price b{font-size:34px;color:var(--deep);line-height:1}
.plan-price span{font-size:13px;color:var(--sub)}
.plan ul{margin:18px 0 24px;display:grid;gap:10px}
.plan li{display:flex;gap:9px;font-size:14px;color:var(--sub)}
.plan li svg{flex:none;margin-top:4px}
.plan .btn{width:100%}
.toggle{display:inline-flex;background:var(--pale);border-radius:999px;padding:4px}
.toggle button{padding:7px 16px;border-radius:999px;font-size:13.5px;color:var(--sub);font-weight:600}
.toggle button.on{background:#fff;color:var(--mist);box-shadow:0 3px 10px rgba(23,35,46,.08)}
@media (max-width:1024px){.plan-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto}}

/* 评价墙 */
.wall{columns:3;column-gap:18px}
.wall .card{break-inside:avoid;margin-bottom:18px;padding:22px}
.wall-avatar{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.avatar{width:38px;height:38px;border-radius:50%;overflow:hidden;background:var(--pale);flex:none}
.avatar img{width:100%;height:100%;object-fit:cover}
.stars{color:var(--warm);font-size:12.5px;letter-spacing:1px}
@media (max-width:1024px){.wall{columns:2}}
@media (max-width:640px){.wall{columns:1}}

/* 口碑数据 */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}
.stat b{display:block;font-size:30px;color:var(--deep);line-height:1.15;font-weight:700}
.stat span{font-size:13px;color:var(--sub)}

/* 列表 */
.news-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:28px;align-items:start}
.post-card{overflow:hidden;display:flex;flex-direction:column}
.post-thumb{aspect-ratio:16/9;background:#E8F0F8;overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px 22px 22px}
.post-title{font-size:18.5px;font-weight:600;color:var(--deep);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.post-card:hover .post-title{color:var(--mist)}
.post-excerpt{font-size:14px;color:var(--sub);margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:12.5px;color:var(--sub)}
.side-box{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow-card)}
.side-list{display:grid;gap:14px;margin-top:14px}
.side-item{display:flex;gap:12px;align-items:flex-start}
.side-item .idx{width:22px;height:22px;border-radius:7px;background:var(--pale);color:var(--mist);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:none;margin-top:3px}
.side-item a{font-size:14px;color:var(--ink);line-height:1.65;transition:color .2s}
.side-item a:hover{color:var(--mist)}
.empty-state{
  background:var(--pale);border:1px dashed #C6D8E8;border-radius:18px;
  padding:38px 24px;text-align:center;color:var(--sub);
}
@media (max-width:1024px){.news-grid{grid-template-columns:1fr}}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;
  background:linear-gradient(120deg,#EAF2FA 0%,#F7FBFE 55%,#FFF3EA 100%);
  border:1px solid #DCE7F2;padding:44px;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-60px;width:340px;height:340px;
  border:1px solid rgba(46,90,136,.18);border-radius:50%;
}
.cta-band::after{
  content:"";position:absolute;right:20px;bottom:-120px;width:300px;height:300px;
  border:1px solid rgba(242,140,91,.25);border-radius:50%;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.form-field{display:grid;gap:7px;margin-bottom:14px}
.form-field label{font-size:13.5px;font-weight:600;color:var(--deep)}
.form-field input,.form-field select{
  height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  padding:0 14px;color:var(--ink);transition:border-color .2s,box-shadow .2s;
}
.form-field input:focus,.form-field select:focus{
  outline:none;border-color:var(--mist);box-shadow:0 0 0 3px rgba(242,140,91,.28);
}
.form-note{font-size:12.5px;color:var(--sub)}
.form-msg{font-size:13.5px;margin-top:10px;display:none}
.form-msg.err{display:block;color:var(--warn)}
.form-msg.ok{display:block;color:var(--ok)}
.qr-box{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;text-align:center;box-shadow:var(--shadow-card)}
.qr-grid{width:150px;height:150px;margin:0 auto 14px;border-radius:14px;background:
  repeating-linear-gradient(90deg,#1E3E5C 0 8px,transparent 8px 16px),
  repeating-linear-gradient(0deg,#1E3E5C 0 8px,transparent 8px 16px);
  opacity:.86;}
@media (max-width:1024px){.cta-inner{grid-template-columns:1fr}.cta-band{padding:30px}}

/* 页脚 */
.site-footer{background:#F0F4F8;border-top:1px solid var(--line);padding:60px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.15fr 1fr;gap:36px}
.footer-title{font-size:13px;font-weight:700;color:var(--deep);margin-bottom:14px;letter-spacing:.4px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:13.5px;color:var(--sub);transition:color .2s}
.footer-links a:hover{color:var(--mist)}
.footer-desc{font-size:13.5px;color:var(--sub);margin-top:12px;line-height:1.85;max-width:300px}
.copyright{margin-top:40px;padding-top:20px;border-top:1px solid #E1E8F0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:12.5px;color:#8798A8}
@media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr}.site-footer{padding:44px 0 22px}}

/* 文本工具 */
.muted{color:var(--sub)}
.small{font-size:13px}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --mist:#2E5A88;
  --deep:#1E3E5C;
  --pale:#E8F0F8;
  --warm:#F28C5B;
  --warmsoft:#FFF1E8;
  --ink:#17232E;
  --sub:#66788A;
  --line:#E3EAF2;
  --canvas:#F7F9FC;
  --ok:#2F9E7E;
  --warn:#D9534F;
  --radius-card:20px;
  --shadow-card:0 12px 30px rgba(23,35,46,0.06);
  --shadow-hover:0 18px 40px rgba(23,35,46,0.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--canvas);
  color:var(--ink);
  line-height:1.8;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
:focus-visible{outline:2px solid var(--warm);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}
.sec{padding:72px 0}
.sec-tight{padding:44px 0}
.sec-alt{background:#FFFFFF}
.sec-pale{background:var(--pale)}
.muted{color:#8798A8}
.small{font-size:12.5px}
/* ============ 悬浮胶囊导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:16px 0 0}
.nav-wrap{max-width:1152px;margin:0 auto;padding:0 16px;position:relative}
.nav-shell{
  max-width:1120px;margin:0 auto;
  height:64px;padding:0 10px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;
  box-shadow:0 12px 30px rgba(23,35,46,0.08);
}
.brand{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:17px;font-weight:700;color:var(--deep);letter-spacing:.2px}
.brand-sub{font-size:11px;color:var(--sub);letter-spacing:1px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  font-size:14px;color:var(--sub);border-radius:999px;
  transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.nav-link:hover{background:var(--pale);color:var(--mist)}
.nav-link.active{background:var(--pale);color:var(--mist);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:999px;
  background:var(--mist);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 8px 18px rgba(46,90,136,.24);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 12px 24px rgba(30,62,92,.3)}
.nav-cta:active{transform:translateY(0)}
.burger{
  display:none;width:44px;height:44px;border-radius:999px;
  align-items:center;justify-content:center;background:var(--pale);
  transition:background .2s ease;
}
.burger span{display:block;width:18px;height:2px;background:var(--mist);position:relative;border-radius:2px;transition:background .2s ease}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--mist);
  border-radius:2px;transition:transform .2s ease,top .2s ease;
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.burger.on span{background:transparent}
.burger.on span::before{top:0;transform:rotate(45deg)}
.burger.on span::after{top:0;transform:rotate(-45deg)}
.mobile-panel{
  display:none;max-width:1120px;margin:10px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:24px;
  box-shadow:0 12px 30px rgba(23,35,46,.08);padding:14px;
}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:13px 16px;border-radius:14px;color:var(--sub);font-size:15px}
.mobile-panel a:hover,.mobile-panel a.active{background:var(--pale);color:var(--mist);font-weight:600}
.mobile-panel .nav-cta{width:100%;margin-top:8px;height:48px;border-radius:14px;color:#fff}
/* ============ 按钮 / 徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:12px;font-size:15px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--mist);color:#fff;box-shadow:0 10px 22px rgba(46,90,136,.22)}
.btn-primary:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 16px 30px rgba(30,62,92,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--mist);border:1px solid var(--mist)}
.btn-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.btn-warm{background:var(--warm);color:#fff;box-shadow:0 10px 22px rgba(242,140,91,.26)}
.btn-warm:hover{transform:translateY(-2px);background:#e37a49;box-shadow:0 16px 30px rgba(242,140,91,.32)}
.btn-sm{height:42px;padding:0 16px;font-size:14px;border-radius:10px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--pale);color:var(--mist);
}
.badge-warm{background:var(--warmsoft);color:#C2603A}
.tag{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12.5px;background:#F1F5FA;color:var(--sub)}
/* ============ 文章头部 ============ */
.article-head{
  padding:34px 0 8px;
  background:linear-gradient(180deg,#EFF5FB 0%,rgba(247,249,252,0) 100%);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--sub);margin-bottom:16px}
.crumbs a{transition:color .2s ease}
.crumbs a:hover{color:var(--mist);text-decoration:underline;text-decoration-color:var(--warm);text-underline-offset:4px}
.crumbs .sep{color:#B9C7D6}
.crumbs .cur{max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#7F8FA0}
.article-head-grid{display:grid;grid-template-columns:1.38fr .62fr;gap:46px;align-items:start}
.article-h1{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.32;font-weight:700;color:var(--deep);
  margin:16px 0 0;letter-spacing:-.2px;
}
.article-dek{font-size:16.5px;color:var(--sub);line-height:1.9;margin:18px 0 0}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-top:24px;font-size:13.5px;color:var(--sub)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C4D3E2;display:inline-block}
.meta-strong{color:var(--deep);font-weight:600}
.cover-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:12px;box-shadow:var(--shadow-card)}
.cover-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:14px;background:#DDE8F3}
.cover-note{padding:12px 6px 4px;font-size:13px;color:var(--sub);line-height:1.7}
/* ============ 正文阅读区 ============ */
.reading-layout{
  display:grid;grid-template-columns:230px minmax(0,1fr);
  gap:46px;align-items:start;max-width:1040px;margin:0 auto;
}
.toc-col{position:sticky;top:100px}
.toc-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 12px;box-shadow:var(--shadow-card)}
.toc-label{font-size:12.5px;font-weight:700;color:var(--mist);letter-spacing:1.5px;padding:0 10px 8px}
.toc-nav a{
  display:block;padding:7px 12px;font-size:13.5px;line-height:1.55;
  color:var(--sub);border-left:2px solid transparent;border-radius:0 10px 10px 0;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.toc-nav a:hover{background:var(--pale);color:var(--mist)}
.toc-nav a.lv3{padding-left:24px;font-size:13px}
.toc-nav a.on{border-left-color:var(--mist);background:var(--pale);color:var(--mist);font-weight:600}
.toc-toggle{
  display:none;width:100%;align-items:center;justify-content:space-between;
  padding:12px 14px;border-radius:14px;background:var(--pale);color:var(--mist);
  font-size:14px;font-weight:600;margin-bottom:10px;
}
.prose-col{max-width:720px;width:100%;min-width:0}
.prose{font-size:17px;line-height:1.9;color:#22303C;word-break:break-word}
.prose h2{font-size:26px;line-height:1.4;font-weight:700;color:var(--deep);margin:44px 0 14px;padding-left:14px;border-left:4px solid var(--warm);border-radius:2px}
.prose h3{font-size:20px;line-height:1.5;font-weight:600;color:var(--deep);margin:32px 0 12px}
.prose h2:first-child,.prose h3:first-child{margin-top:0}
.prose p{margin:0 0 1.15em}
.prose ul{list-style:disc;padding-left:1.4em;margin:0 0 1.2em}
.prose ol{list-style:decimal;padding-left:1.4em;margin:0 0 1.2em}
.prose li{margin-bottom:.5em}
.prose blockquote{
  margin:26px 0;padding:14px 20px;background:var(--warmsoft);
  border-left:3px solid var(--warm);border-radius:0 14px 14px 0;color:#4A3A31;
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:16px;margin:24px 0;width:100%;height:auto}
.prose figure{margin:24px 0}
.prose figcaption{font-size:13px;color:var(--sub);text-align:center;margin-top:10px}
.prose a{color:var(--mist);text-decoration:underline;text-decoration-color:#BBD3E8;text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--warm)}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--pale);color:var(--deep)}
.prose-code{overflow-x:auto;background:#F4F7FB;border:1px solid var(--line);border-radius:14px;padding:16px;font-size:14px}
.empty-state{
  background:#fff;border:1px dashed #CFDDEB;border-radius:20px;
  padding:56px 24px;text-align:center;color:var(--sub);
}
.empty-state svg{margin:0 auto 14px;display:block;color:#B6C8DA}
.empty-state h2{font-size:19px;color:var(--deep);margin:0 0 8px;font-weight:700;border:none;padding:0}
.empty-state a{color:var(--mist);font-weight:600;text-decoration:underline;text-decoration-color:#BBD3E8;text-underline-offset:4px}
/* ============ 编辑手记 ============ */
.notes{
  background:linear-gradient(150deg,#F0F6FC 0%,#E9F1FA 100%);
  border:1px solid #D8E5F2;border-radius:22px;padding:30px 32px;
  box-shadow:0 10px 26px rgba(46,90,136,.06);
}
.notes-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.notes-head h2{font-size:20px;font-weight:700;color:var(--deep);margin:0}
.notes-list li{
  position:relative;padding-left:24px;margin-bottom:11px;
  font-size:15px;line-height:1.8;color:#33475B;
}
.notes-list li:last-child{margin-bottom:0}
.notes-list li::before{
  content:"";position:absolute;left:2px;top:11px;width:9px;height:9px;
  background:var(--warm);border-radius:2px;transform:rotate(45deg);
}
/* ============ 作者与审核 ============ */
.split-2{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:stretch}
.panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow-card)}
.author-row{display:flex;gap:16px;align-items:flex-start}
.avatar{width:58px;height:58px;border-radius:50%;object-fit:cover;border:2px solid #fff;box-shadow:0 6px 16px rgba(23,35,46,.14);flex:none;background:#DDE8F3}
.author-name{font-size:16.5px;font-weight:700;color:var(--deep);margin:0 0 4px}
.author-bio{font-size:13.5px;color:var(--sub);line-height:1.8;margin:0}
.audit-list{display:flex;flex-direction:column;gap:12px;margin-top:14px}
.audit-list li{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--sub);padding-bottom:11px;border-bottom:1px dashed var(--line)}
.audit-list li:last-child{border-bottom:none;padding-bottom:0}
.audit-list b{color:var(--deep);font-weight:600;text-align:right}
.panel-title{font-size:15px;font-weight:700;color:var(--deep);margin:0 0 6px}
/* ============ 相关推荐 ============ */
.head-line{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.section-title{font-size:clamp(22px,2.6vw,29px);font-weight:700;color:var(--deep);margin:0;line-height:1.35}
.section-sub{font-size:14px;color:var(--sub);margin:8px 0 0}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.rel-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#DDE8F3}
.rel-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.rel-title{font-size:17px;font-weight:600;line-height:1.6;color:var(--deep);margin:0 0 8px;transition:color .2s ease}
.rel-card:hover .rel-title{color:var(--mist)}
.rel-desc{
  font-size:13.5px;color:var(--sub);line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:14px;font-size:12.5px;color:#8A9AAB}
/* ============ 同城话题延伸 ============ */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.topic-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 18px;
  box-shadow:var(--shadow-card);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.topic-key{font-size:15px;font-weight:700;color:var(--deep);margin:0 0 7px;display:flex;align-items:center;gap:8px}
.topic-key i{width:8px;height:8px;border-radius:50%;background:var(--warm);display:inline-block;flex:none}
.topic-card p{font-size:13px;color:var(--sub);line-height:1.75;margin:0}
/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#E8F0F8 0%,#F7F9FC 58%,#FFF1E8 100%);
  border:1px solid #DCE8F3;border-radius:26px;padding:44px;
  display:grid;grid-template-columns:1.35fr .65fr;gap:34px;align-items:center;
  box-shadow:0 16px 40px rgba(23,35,46,.07);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;
  border:1.5px solid rgba(242,140,91,.35);border-radius:50%;pointer-events:none;
}
.cta-band::before{
  content:"";position:absolute;right:-40px;bottom:-70px;width:240px;height:240px;
  border:1.5px solid rgba(46,90,136,.16);border-radius:50%;pointer-events:none;
}
.cta-title{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--deep);margin:0 0 12px;line-height:1.35}
.cta-desc{font-size:15px;color:var(--sub);line-height:1.85;margin:0 0 22px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2}
.cta-visual{position:relative;z-index:2;background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px;text-align:center;box-shadow:var(--shadow-card)}
.qr-box{
  width:100%;aspect-ratio:1/1;border-radius:14px;background:linear-gradient(135deg,#E8F0F8,#FFF1E8);
  display:flex;align-items:center;justify-content:center;color:var(--mist);
  font-size:13px;font-weight:600;letter-spacing:1px;
}
.cta-visual p{font-size:12.5px;color:var(--sub);margin:12px 0 0}
.back-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-top:26px}
/* ============ 页脚 ============ */
.site-footer{background:#F0F4F8;border-top:1px solid var(--line);padding:56px 0 26px;margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.25fr 1fr;gap:34px}
.footer-title{font-size:14px;font-weight:700;color:var(--deep);margin:0 0 14px}
.footer-desc{font-size:13.5px;color:var(--sub);line-height:1.85;margin:14px 0 0;max-width:310px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:13.5px;color:var(--sub);line-height:1.6;transition:color .2s ease}
.footer-links a:hover{color:var(--mist)}
.copyright{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;
  border-top:1px solid var(--line);margin-top:36px;padding-top:20px;
  font-size:12.5px;color:#8798A8;
}
/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px}
  .sec{padding:56px 0}
  .article-head-grid{grid-template-columns:1fr;gap:28px}
  .cover-card{max-width:560px}
  .reading-layout{grid-template-columns:1fr;gap:24px}
  .toc-col{position:static;order:-1}
  .toc-toggle{display:flex}
  .toc-nav{display:none;max-height:60vh;overflow:auto}
  .toc-nav.open{display:block}
  .prose-col{max-width:none}
  .split-2{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:34px}
  .cta-visual{max-width:320px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-links{display:none}
  .nav-cta.desk{display:none}
  .burger{display:inline-flex}
  .nav-shell{padding:0 10px 0 18px}
}
@media (max-width:768px){
  .sec{padding:44px 0}
  .container{padding:0 20px}
  .nav-shell{height:60px}
  .brand-main{font-size:16px}
  .brand-sub{font-size:10.5px}
  .article-head{padding:24px 0 4px}
  .article-dek{font-size:15px}
  .meta-row{font-size:13px;gap:6px 12px}
  .prose{font-size:16px;line-height:1.88}
  .prose h2{font-size:22px;margin:34px 0 12px}
  .prose h3{font-size:18px}
  .notes{padding:24px 20px}
  .panel{padding:20px}
  .rel-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .cta-band{padding:26px 20px;border-radius:20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .copyright{font-size:12px}
  .back-row{flex-direction:column;align-items:stretch}
  .back-row .btn{width:100%}
}
@media (max-width:420px){
  .container{padding:0 16px}
  .nav-shell{padding:0 8px 0 14px}
  .article-h1{font-size:24px}
  .btn{height:46px;padding:0 16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --mist:#2E5A88;
  --deep:#1E3E5C;
  --pale:#E8F0F8;
  --warm:#F28C5B;
  --warmsoft:#FFF1E8;
  --ink:#17232E;
  --sub:#66788A;
  --line:#E3EAF2;
  --canvas:#F7F9FC;
  --ok:#2F9E7E;
  --warn:#D9534F;
  --radius-card:20px;
  --shadow-card:0 12px 30px rgba(23,35,46,0.06);
  --shadow-hover:0 18px 40px rgba(23,35,46,0.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--canvas);
  color:var(--ink);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:none;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px}
::selection{background:rgba(46,90,136,.16)}
:focus-visible{outline:2px solid var(--warm);outline-offset:3px;border-radius:10px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}
.section{padding:84px 0}
.section-alt{background:#FFFFFF}
.section-pale{background:var(--pale)}
.section-tight{padding:36px 0 0}
.small{font-size:13px}
.muted{color:var(--sub)}

/* 顶部悬浮胶囊导航 */
.site-header{position:sticky;top:0;z-index:60;padding:16px 0 0}
.nav-wrap{max-width:1120px;margin:0 auto;padding:0 16px;position:relative}
.nav-shell{
  height:64px;padding:0 10px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;
  box-shadow:0 12px 30px rgba(23,35,46,0.08);
}
.brand{display:flex;flex-direction:column;line-height:1.15;gap:2px}
.brand-main{font-size:17px;font-weight:700;color:var(--deep);letter-spacing:.2px}
.brand-sub{font-size:11px;color:var(--sub);letter-spacing:1px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  font-size:14px;color:var(--sub);border-radius:999px;
  transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.nav-link:hover{background:var(--pale);color:var(--mist)}
.nav-link.active{background:var(--pale);color:var(--mist);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:999px;
  background:var(--mist);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 8px 18px rgba(46,90,136,.24);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 12px 24px rgba(30,62,92,.3)}
.nav-cta:active{transform:translateY(0)}
.burger{
  width:44px;height:44px;border-radius:50%;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--pale);color:var(--mist);
}
.burger span{position:relative;display:block;width:18px;height:2px;background:currentColor;border-radius:2px;transition:background .2s ease}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
  transition:transform .2s ease;
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{
  display:none;margin:10px auto 0;padding:14px;
  background:#fff;border:1px solid var(--line);border-radius:24px;
  box-shadow:0 12px 30px rgba(23,35,46,.08);
}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:13px 16px;border-radius:14px;color:var(--sub);font-size:15px}
.mobile-panel a:hover,.mobile-panel a.active{background:var(--pale);color:var(--mist);font-weight:600}
.mobile-panel .nav-cta{width:100%;margin-top:8px;height:48px;border-radius:14px;color:#fff}

/* 按钮与标签 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:12px;font-size:15px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--mist);color:#fff;box-shadow:0 10px 22px rgba(46,90,136,.22)}
.btn-primary:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 16px 30px rgba(30,62,92,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--mist);border:1px solid var(--mist)}
.btn-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.btn-warm{background:var(--warm);color:#fff;box-shadow:0 10px 22px rgba(242,140,91,.26)}
.btn-warm:hover{transform:translateY(-2px);background:#e37a49;box-shadow:0 16px 30px rgba(242,140,91,.32)}
.btn-sm{height:42px;padding:0 16px;font-size:14px;border-radius:10px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--pale);color:var(--mist);
}
.badge-warm{background:var(--warmsoft);color:#C2603A}
.tag{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12.5px;background:#F1F5FA;color:var(--sub)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--mist);
  background:var(--pale);padding:6px 14px;border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--warm)}
.link-arrow{color:var(--mist);font-size:14px;font-weight:600;transition:color .2s ease,box-shadow .2s ease}
.link-arrow:hover{box-shadow:inset 0 -2px 0 var(--warm)}

/* 分类页头部 */
.page-head{
  position:relative;overflow:hidden;
  padding:34px 0 62px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(115deg,rgba(232,240,248,.95) 0%,rgba(247,249,252,.75) 52%,rgba(255,241,232,.62) 100%);
}
.page-head .slant{
  position:absolute;right:-140px;top:-110px;width:560px;height:460px;border-radius:72px;
  background:linear-gradient(160deg,rgba(46,90,136,.14),rgba(46,90,136,0));
  transform:rotate(-14deg);pointer-events:none;
}
.page-head .skyline{
  position:absolute;left:0;right:0;bottom:0;height:70px;pointer-events:none;opacity:.5;
  background:repeating-linear-gradient(90deg,rgba(46,90,136,.16) 0 1px,transparent 1px 46px);
  mask-image:linear-gradient(to top,rgba(0,0,0,.55),transparent);
  -webkit-mask-image:linear-gradient(to top,rgba(0,0,0,.55),transparent);
}
.head-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.24fr .76fr;gap:38px;align-items:start}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--sub);margin-bottom:18px}
.crumb a{color:var(--sub);transition:color .2s ease}
.crumb a:hover{color:var(--mist)}
.crumb span.sep{opacity:.6}
.page-head h1{
  font-size:clamp(27px,3.6vw,42px);line-height:1.28;font-weight:700;color:var(--deep);
  margin-top:14px;letter-spacing:.2px;
}
.page-head .head-lead{margin-top:16px;font-size:16.5px;color:var(--sub);max-width:660px}
.head-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.head-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.86);border:1px solid var(--line);
  font-size:13.5px;color:var(--sub);
}
.head-chip b{color:var(--mist);font-size:15px;font-weight:700}
.head-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.summary-card{
  background:rgba(255,255,255,.9);border:1px solid #D9E6F3;border-radius:20px;
  padding:24px;box-shadow:var(--shadow-card);
}
.summary-card h2{font-size:16px;font-weight:700;color:var(--deep);margin-bottom:12px}
.summary-card li{
  display:flex;gap:10px;font-size:14px;color:var(--sub);
  padding:8px 0;border-top:1px dashed #E8EFF7;line-height:1.7;
}
.summary-card li:first-child{border-top:0}
.summary-card li::before{content:"";flex:none;width:6px;height:6px;border-radius:50%;background:var(--warm);margin-top:9px}
.summary-note{margin-top:14px;font-size:12.5px;color:var(--sub)}

/* 筛选条 */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px 24px}
.filter-bar h2{font-size:19px;font-weight:700;color:var(--deep);margin-top:10px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip-filter{
  height:40px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--sub);font-size:14px;
  transition:background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
  min-width:44px;
}
.chip-filter:hover{background:var(--pale);color:var(--mist);border-color:#CADDEE;transform:translateY(-1px)}
.chip-filter.is-active{background:var(--mist);border-color:var(--mist);color:#fff;font-weight:600;box-shadow:0 8px 18px rgba(46,90,136,.22)}

/* 通用标题组 */
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{font-size:clamp(23px,2.5vw,31px);font-weight:700;color:var(--deep);line-height:1.36;margin-top:14px}
.sec-head p{margin-top:12px;color:var(--sub);font-size:16px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* 指南列表 */
.post-list{display:flex;flex-direction:column;gap:16px}
.post-row{
  display:grid;grid-template-columns:240px 1fr;gap:20px;
  padding:18px;background:#fff;border:1px solid var(--line);
  border-radius:18px;box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.post-thumb{display:block;aspect-ratio:16/10;border-radius:14px;overflow:hidden;background:#E4EDF6}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-row:hover .post-thumb img{transform:scale(1.04)}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--sub)}
.post-body h3{font-size:19px;font-weight:600;line-height:1.5;margin-top:10px}
.post-body h3 a{transition:color .2s ease}
.post-body h3 a:hover{color:var(--mist)}
.post-body p{
  margin-top:8px;font-size:14.5px;color:var(--sub);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-top:14px}
.list-more{display:flex;justify-content:center;margin-top:26px}
.empty-state{
  background:var(--pale);border:1px solid #D7E5F4;border-radius:20px;
  padding:44px 24px;text-align:center;color:var(--sub);
}
.empty-state svg{margin:0 auto 14px;display:block;color:var(--mist)}
.empty-state strong{display:block;color:var(--deep);font-size:17px;margin-bottom:6px}
.filter-empty{display:none;margin-top:18px;font-size:14px;color:var(--sub);text-align:center}

/* 精选专题 */
.topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.topic-card{
  display:flex;flex-direction:column;gap:14px;
  padding:26px;border-radius:20px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.topic-card h3{font-size:20px;font-weight:600;color:var(--deep);line-height:1.5}
.topic-card p{font-size:14.5px;color:var(--sub)}
.topic-card .topic-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto}

/* 三步时间线 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:20px;padding:26px;box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.step-num{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:var(--pale);color:var(--mist);font-weight:700;font-size:17px;
}
.step h3{font-size:18px;font-weight:600;color:var(--deep);margin-top:16px}
.step p{font-size:14.5px;color:var(--sub);margin-top:8px}
.step-tip{margin-top:12px;font-size:13px;color:#C2603A;background:var(--warmsoft);border-radius:10px;padding:6px 10px;display:inline-block}

/* 安全清单 */
.check-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.check-item{
  display:flex;gap:14px;padding:20px;background:#fff;
  border:1px solid var(--line);border-radius:16px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.check-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-card)}
.check-icon{
  flex:none;width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;background:var(--pale);color:var(--mist);
}
.check-item h3{font-size:16px;font-weight:600;color:var(--deep)}
.check-item p{font-size:14px;color:var(--sub);margin-top:6px}

/* FAQ */
.faq{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-card)}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:#FAFCFF;color:var(--mist)}
.faq-sign{
  flex:none;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;background:var(--pale);color:var(--mist);
  font-size:16px;font-weight:700;line-height:1;
}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-a p{padding:0 22px 22px;font-size:15px;color:var(--sub)}

/* 开通 CTA */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;
  border:1px solid #D7E4F2;
  background:linear-gradient(120deg,#E8F0F8 0%,#F7FBFE 58%,#FFF1E8 100%);
  padding:46px;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-60px;width:320px;height:320px;
  border:2px solid rgba(46,90,136,.12);border-radius:50%;pointer-events:none;
}
.cta-band::before{
  content:"";position:absolute;left:-40px;bottom:-90px;width:360px;height:200px;
  border:2px solid rgba(242,140,91,.16);border-radius:50%;pointer-events:none;
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .6fr;gap:32px;align-items:center}
.cta-band h2{font-size:clamp(23px,2.6vw,31px);font-weight:700;color:var(--deep);line-height:1.36}
.cta-band p{margin-top:12px;font-size:15.5px;color:var(--sub);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.qr-wrap{display:flex;flex-direction:column;align-items:center;gap:10px}
.qr-box{
  width:136px;height:136px;padding:10px;border-radius:18px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.qr-grid{
  width:100%;height:100%;border-radius:8px;
  background-image:
    linear-gradient(90deg,var(--deep) 22%,transparent 22% 44%,var(--deep) 44% 56%,transparent 56% 78%,var(--deep) 78%),
    linear-gradient(var(--deep) 22%,transparent 22% 44%,var(--deep) 44% 56%,transparent 56% 78%,var(--deep) 78%);
  background-size:100% 100%;
  opacity:.82;
}
.qr-wrap span{font-size:12.5px;color:var(--sub)}

/* 页脚 */
.site-footer{background:#F0F4F8;border-top:1px solid var(--line);padding:56px 0 26px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr 1.1fr;gap:32px}
.footer-desc{font-size:14px;color:var(--sub);margin-top:12px;max-width:320px}
.footer-title{font-size:14px;font-weight:700;color:var(--deep);margin-bottom:12px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:14px;color:var(--sub);transition:color .2s ease}
.footer-links a:hover{color:var(--mist)}
.copyright{
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  margin-top:36px;padding-top:18px;border-top:1px solid #E1E9F2;
  font-size:12.5px;color:var(--sub);
}

/* 响应式 */
@media (min-width:1024px){
  .nav-links{display:flex}
  .nav-cta.desk{display:inline-flex}
  .burger{display:none}
  .mobile-panel{display:none !important}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta.desk{display:none}
  .burger{display:inline-flex}
  .head-grid{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-grid{grid-template-columns:1fr}
  .qr-wrap{align-items:flex-start}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-tight{padding:28px 0 0}
  .page-head{padding:24px 0 46px}
  .post-row{grid-template-columns:1fr;gap:14px}
  .post-thumb{aspect-ratio:16/9}
  .topic-grid{grid-template-columns:1fr}
  .check-list{grid-template-columns:1fr}
  .cta-band{padding:30px;border-radius:22px}
  .nav-shell{padding:0 8px 0 16px;height:60px}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .section{padding:46px 0}
  .brand-main{font-size:15.5px}
  .brand-sub{font-size:10px;letter-spacing:.6px}
  .head-actions .btn{width:100%}
  .filter-bar{align-items:flex-start}
  .chip-row{gap:8px}
  .chip-filter{height:38px;padding:0 13px;font-size:13.5px}
  .footer-grid{grid-template-columns:1fr}
  .copyright{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --mist:#2E5A88;
  --deep:#1E3E5C;
  --pale:#E8F0F8;
  --warm:#F28C5B;
  --warmsoft:#FFF1E8;
  --ink:#17232E;
  --sub:#66788A;
  --line:#E3EAF2;
  --canvas:#F7F9FC;
  --ok:#2F9E7E;
  --warn:#D9534F;
  --radius-card:20px;
  --shadow-card:0 12px 30px rgba(23,35,46,0.06);
  --shadow-hover:0 18px 40px rgba(23,35,46,0.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--canvas);
  color:var(--ink);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:16px}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--warm);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}
.section{padding:84px 0}
.section-alt{background:#FFFFFF}
.section-pale{background:var(--pale)}
.section-soft{background:linear-gradient(180deg,#FFFFFF 0%,#F7F9FC 100%)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:36px;flex-wrap:wrap}
.sec-title{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;color:var(--deep);letter-spacing:.2px}
.sec-desc{font-size:15px;color:var(--sub);max-width:640px;margin-top:10px;line-height:1.9}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--mist);
  background:var(--pale);padding:6px 14px;border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--warm)}
.muted{color:var(--sub)}
.small{font-size:13px}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;padding:16px 0 0}
.navbar-wrap{position:relative;padding:0 16px}
.nav-shell{
  max-width:1120px;margin:0 auto;
  height:64px;padding:0 10px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;
  box-shadow:0 12px 30px rgba(23,35,46,0.08);
}
.brand{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:17px;font-weight:700;color:var(--deep);letter-spacing:.2px}
.brand-sub{font-size:11px;color:var(--sub);letter-spacing:1px}
.nav-links{display:none;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  font-size:14px;color:var(--sub);border-radius:999px;
  transition:background .2s ease,color .2s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--pale);color:var(--mist)}
.nav-link.active{background:var(--pale);color:var(--mist);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:999px;
  background:var(--mist);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 8px 18px rgba(46,90,136,.24);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 12px 24px rgba(30,62,92,.3)}
.nav-cta:active{transform:translateY(0)}
.nav-cta.desk{display:none}
.burger{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:999px;background:var(--pale);
  transition:background .2s ease;
}
.burger:hover{background:#DCE9F5}
.burger span{position:relative;display:block;width:18px;height:2px;background:var(--deep);border-radius:2px}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--deep);border-radius:2px;
  transition:transform .2s ease;
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.mobile-panel{
  display:none;max-width:1120px;margin:10px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:24px;
  box-shadow:0 12px 30px rgba(23,35,46,.08);padding:14px;
}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:13px 16px;border-radius:14px;color:var(--sub);font-size:15px}
.mobile-panel a:hover,.mobile-panel a.active{background:var(--pale);color:var(--mist);font-weight:600}
.mobile-panel .nav-cta{width:100%;margin-top:8px;height:48px;border-radius:14px;color:#fff}
.mobile-panel .nav-cta:hover{color:#fff}

/* 按钮 / 标签 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:12px;font-size:15px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--mist);color:#fff;box-shadow:0 10px 22px rgba(46,90,136,.22)}
.btn-primary:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 16px 30px rgba(30,62,92,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--mist);border:1px solid var(--mist)}
.btn-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.btn-warm{background:var(--warm);color:#fff;box-shadow:0 10px 22px rgba(242,140,91,.26)}
.btn-warm:hover{transform:translateY(-2px);background:#e37a49;box-shadow:0 16px 30px rgba(242,140,91,.32)}
.btn-sm{height:42px;padding:0 16px;font-size:14px;border-radius:10px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--pale);color:var(--mist);
}
.badge-warm{background:var(--warmsoft);color:#C2603A}
.badge-ok{background:#E9F6F1;color:#227A5F}
.tag{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12.5px;background:#F1F5FA;color:var(--sub)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}

/* 分类头 */
.cat-head{position:relative;overflow:hidden;padding:36px 0 64px;background:linear-gradient(180deg,#EDF4FB 0%,#F7F9FC 100%)}
.cat-head::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/e03113bc42122e47.webp') center/cover no-repeat;
  opacity:.10;pointer-events:none;
}
.cat-head::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:70px;
  background:repeating-linear-gradient(90deg, rgba(46,90,136,.16) 0 1px, transparent 1px 46px);
  mask-image:linear-gradient(to top, rgba(0,0,0,.5), transparent);
  -webkit-mask-image:linear-gradient(to top, rgba(0,0,0,.5), transparent);
  pointer-events:none;opacity:.55;
}
.cat-head-inner{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--sub);margin-bottom:20px}
.breadcrumb a{color:var(--mist)}
.breadcrumb a:hover{text-decoration:underline;text-decoration-color:var(--warm);text-decoration-thickness:2px;text-underline-offset:4px}
.breadcrumb span.dot{color:#B7C6D6}
.cat-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:start}
.cat-h1{font-size:clamp(27px,3.6vw,42px);font-weight:700;line-height:1.26;color:var(--deep);letter-spacing:.2px}
.cat-lead{margin-top:16px;font-size:16.5px;color:var(--sub);line-height:1.9;max-width:680px}
.chip-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip-stat{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-size:13.5px;color:var(--sub);box-shadow:0 6px 16px rgba(23,35,46,.05);
}
.chip-stat b{color:var(--deep);font-size:15px}
.cat-aside{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:24px;
}
.cat-aside h2{font-size:17px;font-weight:700;color:var(--deep);display:flex;align-items:center;gap:8px}
.cat-aside h2 svg{flex:none}
.aside-list{margin-top:14px;display:flex;flex-direction:column;gap:0}
.aside-item{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line)}
.aside-item:last-child{border-bottom:none;padding-bottom:0}
.aside-num{
  flex:none;width:26px;height:26px;border-radius:9px;background:var(--warmsoft);color:#C2603A;
  font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.aside-item h3{font-size:14.5px;font-weight:600;color:var(--ink);line-height:1.6}
.aside-item p{font-size:12.5px;color:var(--sub);margin-top:2px}

/* 筛选 */
.filter-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:22px 24px;margin-top:-38px;position:relative;z-index:3;
}
.filter-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:8px 0}
.filter-row + .filter-row{border-top:1px dashed var(--line)}
.filter-label{font-size:13px;font-weight:600;color:var(--deep);min-width:64px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  height:36px;padding:0 15px;border-radius:999px;font-size:13.5px;color:var(--sub);
  background:#F4F7FB;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{background:var(--pale);color:var(--mist);transform:translateY(-1px)}
.chip.active{background:var(--mist);color:#fff;border-color:var(--mist);box-shadow:0 8px 18px rgba(46,90,136,.22)}

/* 活动卡片列表 */
.act-grid{display:grid;grid-template-columns:1fr;gap:22px}
.act-card{
  overflow:hidden;display:flex;flex-direction:column;
}
.act-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#DCE7F2}
.act-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.act-card:hover .act-thumb img{transform:scale(1.03)}
.act-thumb .badge{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.94);box-shadow:0 6px 16px rgba(23,35,46,.12)}
.act-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.act-title{font-size:19px;font-weight:700;line-height:1.5;color:var(--deep);transition:color .2s ease}
.act-card:hover .act-title{color:var(--mist)}
.act-desc{font-size:14.5px;color:var(--sub);line-height:1.8}
.act-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:auto;padding-top:6px}
.act-time{font-size:12.5px;color:var(--sub)}
.act-card.lead{grid-column:1/-1}
.act-card.lead .act-thumb{aspect-ratio:16/9}
.act-card.lead .act-body{padding:26px 28px 28px}
.act-card.lead .act-title{font-size:clamp(20px,2.2vw,26px)}
.more-row{display:flex;justify-content:center;margin-top:36px}
.more-link{
  display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 22px;
  border-radius:999px;border:1px solid var(--mist);color:var(--mist);font-size:14.5px;font-weight:600;
  background:#fff;transition:background .2s ease,transform .2s ease;
}
.more-link:hover{background:var(--pale);transform:translateY(-2px)}

/* 路线专题 */
.route-scroller{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.route-card{
  flex:0 0 320px;scroll-snap-align:start;overflow:hidden;
}
.route-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#DCE7F2}
.route-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.route-card:hover .route-cover img{transform:scale(1.04)}
.route-cover span{position:absolute;bottom:12px;left:14px;background:rgba(30,62,92,.82);color:#fff;font-size:12.5px;padding:5px 12px;border-radius:999px}
.route-body{padding:20px 22px 22px}
.route-body h3{font-size:17px;font-weight:700;color:var(--deep);line-height:1.5}
.route-body p{font-size:13.5px;color:var(--sub);margin-top:8px;line-height:1.8}
.route-facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.route-facts .tag{background:var(--pale);color:var(--mist)}

/* 指南步骤 */
.steps{display:grid;grid-template-columns:1fr;gap:18px;counter-reset:step}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:24px 24px 24px 78px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.step .num{
  position:absolute;left:22px;top:22px;width:40px;height:40px;border-radius:13px;
  background:var(--pale);color:var(--mist);font-weight:700;font-size:16px;
  display:flex;align-items:center;justify-content:center;
}
.step h3{font-size:17px;font-weight:700;color:var(--deep)}
.step p{font-size:14.5px;color:var(--sub);margin-top:8px;line-height:1.85}

/* 安全提示 */
.tips-grid{display:grid;grid-template-columns:1fr;gap:18px}
.tip{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:24px;box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease;
}
.tip:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.tip-icon{
  flex:none;width:44px;height:44px;border-radius:14px;background:var(--warmsoft);
  display:flex;align-items:center;justify-content:center;color:#C2603A;
}
.tip h3{font-size:16.5px;font-weight:700;color:var(--deep)}
.tip p{font-size:14px;color:var(--sub);margin-top:6px;line-height:1.85}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:8px 26px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;text-align:left;font-size:16px;font-weight:600;color:var(--deep);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--mist)}
.faq-q i{
  flex:none;width:26px;height:26px;border-radius:50%;background:var(--pale);color:var(--mist);
  display:flex;align-items:center;justify-content:center;font-style:normal;font-size:16px;line-height:1;
  transition:background .2s ease,transform .24s ease;
}
.faq-item.open .faq-q i{background:var(--warmsoft);color:#C2603A;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-item.open .faq-a{max-height:340px}
.faq-a p{padding:0 0 22px;font-size:14.5px;color:var(--sub);line-height:1.9;max-width:720px}

/* 资讯列表 */
.news-list{display:grid;grid-template-columns:1fr;gap:16px}
.news-item{
  display:block;background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:22px 24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--sub)}
.news-item h3{font-size:17.5px;font-weight:700;color:var(--deep);margin-top:8px;line-height:1.6;transition:color .2s ease}
.news-item:hover h3{color:var(--mist)}
.news-item p{font-size:14px;color:var(--sub);margin-top:8px;line-height:1.85}
.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  background:var(--pale);border-radius:20px;padding:52px 24px;text-align:center;
}
.empty-state svg{color:var(--mist);opacity:.8}
.empty-state p{font-size:14.5px;color:var(--sub)}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;
  background:linear-gradient(120deg,#E8F0F8 0%,#F3F8FC 52%,#FFF1E8 100%);
  border:1px solid #DCE7F2;box-shadow:0 18px 40px rgba(23,35,46,.08);
  padding:44px 32px;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(46,90,136,.18);box-shadow:0 0 0 26px rgba(46,90,136,.05),0 0 0 52px rgba(242,140,91,.05);
  pointer-events:none;
}
.cta-grid{display:grid;grid-template-columns:1fr;gap:30px;align-items:center;position:relative;z-index:2}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--deep);line-height:1.35}
.cta-band p{font-size:15px;color:var(--sub);margin-top:12px;max-width:560px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.qr-box{
  width:132px;height:132px;border-radius:18px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-card);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  color:var(--sub);font-size:12px;
}
.qr-box .qr-grid{
  width:64px;height:64px;border-radius:10px;
  background:
    linear-gradient(90deg,var(--deep) 34%, transparent 34% 44%, var(--deep) 44% 62%, transparent 62%),
    linear-gradient(180deg,var(--deep) 30%, transparent 30% 46%, var(--mist) 46% 68%, transparent 68%);
  opacity:.85;
}

/* 页脚 */
.site-footer{background:#F0F4F8;border-top:1px solid var(--line);padding:56px 0 30px;margin-top:12px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
.footer-title{font-size:14px;font-weight:700;color:var(--deep);margin-bottom:14px;letter-spacing:.4px}
.footer-desc{font-size:13.5px;color:var(--sub);line-height:1.9;margin-top:14px;max-width:320px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13.5px;color:var(--sub);transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-links a:hover{color:var(--mist);transform:translateX(2px)}
.copyright{
  margin-top:38px;padding-top:20px;border-top:1px solid #DFE7F0;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:var(--sub);
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* 响应式 */
@media (min-width:640px){
  .act-grid{grid-template-columns:1fr 1fr}
  .act-card.lead{grid-column:1/-1}
  .steps{grid-template-columns:1fr 1fr}
  .tips-grid{grid-template-columns:1fr}
  .news-list{grid-template-columns:1fr 1fr}
}
@media (min-width:768px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
  .cta-grid{grid-template-columns:1.6fr auto}
  .cta-band{padding:52px 48px}
  .cat-grid{grid-template-columns:1.35fr .85fr}
  .tips-grid{grid-template-columns:1fr 1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
}
@media (min-width:1024px){
  .nav-links{display:flex}
  .nav-cta.desk{display:inline-flex}
  .burger{display:none}
  .mobile-panel{display:none!important}
  .act-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(4,1fr)}
  .news-list{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .cat-head{padding:28px 0 52px}
  .filter-bar{margin-top:-24px;padding:18px 18px}
  .faq-wrap{padding:4px 18px}
  .cta-band{padding:32px 22px;border-radius:22px}
  .sec-head{margin-bottom:26px}
  .route-card{flex:0 0 268px}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .section{padding:44px 0}
  .nav-shell{height:60px;padding:0 8px 0 16px}
  .brand-main{font-size:15.5px}
  .brand-sub{font-size:10px;letter-spacing:.6px}
  .btn{width:100%}
  .cta-actions .btn{width:100%}
  .step{padding:22px 20px 22px 20px}
  .step .num{position:static;margin-bottom:12px}
  .act-card.lead .act-body{padding:20px}
  .footer-grid{gap:28px}
  .chip-stats{gap:8px}
  .chip-stat{padding:7px 13px;font-size:12.5px}
}

/* roulang page: category3 */
:root{
  --mist:#2E5A88;
  --deep:#1E3E5C;
  --pale:#E8F0F8;
  --warm:#F28C5B;
  --warmsoft:#FFF1E8;
  --ink:#17232E;
  --sub:#66788A;
  --line:#E3EAF2;
  --canvas:#F7F9FC;
  --ok:#2F9E7E;
  --warn:#D9534F;
  --radius-card:20px;
  --shadow-card:0 12px 30px rgba(23,35,46,0.06);
  --shadow-hover:0 18px 40px rgba(23,35,46,0.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--canvas);
  color:var(--ink);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:16px}
h1,h2,h3,h4{margin:0;line-height:1.35;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,.btn:focus-visible,input:focus-visible{
  outline:2px solid var(--warm);outline-offset:3px;border-radius:12px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 16px}
.section{padding:48px 0}
.section-alt{background:#FFFFFF}
.section-pale{background:var(--pale)}
@media (min-width:768px){
  .container{padding:0 24px}
  .section{padding:64px 0}
}
@media (min-width:1024px){
  .section{padding:84px 0}
}
@media (min-width:1280px){
  .container{padding:0 32px}
}

/* ===== 悬浮胶囊导航 ===== */
.site-header{position:sticky;top:0;z-index:60;padding:12px 12px 0}
.nav-shell{
  max-width:1120px;margin:0 auto;
  height:64px;padding:0 10px 0 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;
  box-shadow:0 12px 30px rgba(23,35,46,0.08);
}
.brand{display:flex;flex-direction:column;line-height:1.15;gap:2px}
.brand-main{font-size:17px;font-weight:700;color:var(--deep);letter-spacing:.2px}
.brand-sub{font-size:11px;color:var(--sub);letter-spacing:1px}
.nav-links{display:none;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  font-size:14px;color:var(--sub);border-radius:999px;
  transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.nav-link:hover{background:var(--pale);color:var(--mist)}
.nav-link.active{background:var(--pale);color:var(--mist);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:999px;
  background:var(--mist);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 8px 18px rgba(46,90,136,.24);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 12px 24px rgba(30,62,92,.3)}
.nav-cta:active{transform:translateY(0)}
.nav-cta.desk{display:none}
.burger{
  width:44px;height:44px;border-radius:999px;background:var(--pale);
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease;
}
.burger:hover{background:#DCE9F5}
.burger span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--mist)}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--mist);
  transition:transform .22s ease;
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.mobile-panel{
  display:none;max-width:1120px;margin:10px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:24px;
  box-shadow:0 12px 30px rgba(23,35,46,.08);padding:14px;
}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:13px 16px;border-radius:14px;color:var(--sub);font-size:15px}
.mobile-panel a:hover,.mobile-panel a.active{background:var(--pale);color:var(--mist);font-weight:600}
.mobile-panel .nav-cta{width:100%;margin-top:8px;height:48px;border-radius:14px;display:flex}
@media (min-width:1024px){
  .site-header{padding:16px 16px 0}
  .nav-links{display:flex}
  .nav-cta.desk{display:inline-flex}
  .burger{display:none}
  .mobile-panel{display:none !important}
}

/* ===== 按钮 / 徽章 / 卡片 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:12px;font-size:15px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--mist);color:#fff;box-shadow:0 10px 22px rgba(46,90,136,.22)}
.btn-primary:hover{transform:translateY(-2px);background:var(--deep);box-shadow:0 16px 30px rgba(30,62,92,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--mist);border:1px solid var(--mist)}
.btn-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.btn-warm{background:var(--warm);color:#fff;box-shadow:0 10px 22px rgba(242,140,91,.26)}
.btn-warm:hover{transform:translateY(-2px);background:#e37a49;box-shadow:0 16px 30px rgba(242,140,91,.32)}
.btn-sm{height:42px;padding:0 16px;font-size:14px;border-radius:10px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--pale);color:var(--mist);
}
.badge-warm{background:var(--warmsoft);color:#C2603A}
.tag{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12.5px;background:#F1F5FA;color:var(--sub)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--mist);
  background:var(--pale);padding:6px 14px;border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--warm)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.card-pad{padding:24px}
.lead{font-size:16px;color:var(--sub);line-height:1.9}

/* ===== 分类页头部 ===== */
.cat-head{
  position:relative;overflow:hidden;
  padding:24px 0 48px;
  background:linear-gradient(180deg,#EDF3FA 0%,#F7F9FC 58%,#FFFFFF 100%);
}
.cat-head::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/e03113bc42122e47.webp') center/cover no-repeat;
  opacity:.13;pointer-events:none;
}
.cat-head .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--sub);margin-bottom:20px}
.crumb a{transition:color .2s ease}
.crumb a:hover{color:var(--mist)}
.crumb span.sep{color:#B9C7D6}
.cat-head-grid{display:grid;grid-template-columns:1fr;gap:28px}
.cat-h1{
  font-size:clamp(25px,3.6vw,40px);font-weight:700;line-height:1.25;
  margin:16px 0 14px;letter-spacing:-.2px;
}
.cat-lead{font-size:16px;color:var(--sub);max-width:660px}
.editor-sign{display:flex;align-items:center;gap:12px;margin-top:26px}
.editor-avatar{
  width:46px;height:46px;border-radius:50%;background:var(--pale);color:var(--mist);
  display:grid;place-items:center;font-weight:700;font-size:15px;flex:none;
}
.editor-name{font-size:14.5px;font-weight:600;color:var(--deep)}
.editor-meta{font-size:12.5px;color:var(--sub)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--sub);font-size:13.5px;transition:all .2s ease;
}
.chip strong{color:var(--mist);font-weight:700;margin-right:4px}
.topic-index{background:#fff}
.topic-index h2{font-size:15px;font-weight:700;color:var(--deep);letter-spacing:.4px}
.topic-index ol{margin-top:14px}
.topic-index li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--sub);
}
.topic-index li:last-child{border-bottom:none;padding-bottom:0}
.idx-num{
  flex:none;width:22px;height:22px;border-radius:8px;background:var(--warmsoft);color:#C2603A;
  font-size:12px;font-weight:700;display:grid;place-items:center;margin-top:3px;
}
.idx-title{color:var(--ink);font-weight:600;font-size:14px}
.idx-desc{font-size:12.5px;color:var(--sub);line-height:1.7}
@media (min-width:1024px){
  .cat-head{padding:36px 0 64px}
  .cat-head-grid{grid-template-columns:1.6fr 1fr;gap:48px;align-items:start}
}

/* ===== 板块标题 ===== */
.sec-head{display:flex;flex-wrap:wrap;gap:16px 24px;align-items:flex-end;justify-content:space-between;margin-bottom:28px}
.sec-title{font-size:clamp(21px,2.4vw,30px);font-weight:700;letter-spacing:-.2px}
.sec-desc{font-size:14.5px;color:var(--sub);margin-top:8px;max-width:640px}

/* ===== 话题筛选 ===== */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:14px;background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-card);
}
.filter-label{font-size:13px;color:var(--sub);padding:0 8px}
.filter-btn{
  height:38px;padding:0 16px;border-radius:999px;border:1px solid var(--line);
  background:#F8FAFD;color:var(--sub);font-size:13.5px;transition:all .2s ease;
}
.filter-btn:hover{border-color:#CADDEE;color:var(--mist);background:var(--pale)}
.filter-btn.active{background:var(--mist);border-color:var(--mist);color:#fff;box-shadow:0 8px 18px rgba(46,90,136,.22)}

/* ===== 列表主体 ===== */
.mix-grid{display:grid;grid-template-columns:1fr;gap:22px}
.lead-card{overflow:hidden;display:flex;flex-direction:column}
.lead-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#E4EDF6}
.lead-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.lead-card:hover .thumb img{transform:scale(1.04)}
.lead-body{padding:22px}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--sub)}
.lead-body h3{font-size:19px;font-weight:700;margin:12px 0 10px;line-height:1.5;transition:color .2s ease}
.lead-card:hover h3{color:var(--mist)}
.excerpt{font-size:14px;color:var(--sub);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-stack{display:grid;gap:22px;align-content:start}
.mini-card{display:grid;grid-template-columns:96px 1fr;gap:14px;padding:12px;align-items:center}
.mini-card .thumb{aspect-ratio:1/1;border-radius:14px;overflow:hidden;background:#E4EDF6}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover}
.mini-card h3{font-size:14.5px;font-weight:600;line-height:1.55;margin-top:8px;transition:color .2s ease;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card:hover h3{color:var(--mist)}
.row-list{margin-top:22px}
.row-item{
  display:grid;grid-template-columns:1fr;gap:12px;
  padding:20px 0;border-top:1px solid var(--line);transition:background .2s ease;
}
.row-item .thumb{aspect-ratio:16/10;border-radius:14px;overflow:hidden;background:#E4EDF6}
.row-item .thumb img{width:100%;height:100%;object-fit:cover}
.row-item h3{font-size:16.5px;font-weight:600;line-height:1.55;transition:color .2s ease}
.row-item:hover h3{color:var(--mist)}
.row-item .time{font-size:13px;color:var(--sub);white-space:nowrap}
.list-more{display:flex;justify-content:center;margin-top:32px}
@media (min-width:768px){
  .row-item{grid-template-columns:150px 1fr auto;align-items:center;gap:22px}
  .lead-body h3{font-size:21px}
}
@media (min-width:1024px){
  .mix-grid{grid-template-columns:1.55fr 1fr;align-items:start}
}
.empty-state{
  background:var(--pale);border:1px solid #D6E4F1;border-radius:20px;
  padding:44px 24px;text-align:center;color:var(--mist);
}
.empty-state svg{margin:0 auto 14px}
.empty-state p{font-size:14.5px}

/* ===== 精选话题 ===== */
.pick-grid{display:grid;grid-template-columns:1fr;gap:22px}
.pick-card{overflow:hidden;display:flex;flex-direction:column}
.pick-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#E4EDF6}
.pick-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.pick-card:hover .thumb img{transform:scale(1.04)}
.pick-body{padding:24px}
.pick-body h3{font-size:18px;font-weight:700;margin:12px 0 10px;transition:color .2s ease}
.pick-card:hover h3{color:var(--mist)}
.pick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
@media (min-width:768px){.pick-grid{grid-template-columns:1fr 1fr}}

/* ===== 相处指南步骤 ===== */
.steps{display:grid;grid-template-columns:1fr;gap:20px}
.step{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;
  box-shadow:var(--shadow-card);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CADDEE}
.step-num{
  width:40px;height:40px;border-radius:13px;background:var(--warmsoft);color:#C2603A;
  display:grid;place-items:center;font-weight:700;font-size:15px;margin-bottom:16px;
}
.step h3{font-size:17px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;color:var(--sub);line-height:1.85}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr)}}

/* ===== 安全与边界 ===== */
.safety-grid{display:grid;grid-template-columns:1fr;gap:16px}
.safety-item{
  display:flex;gap:14px;padding:20px;background:#fff;border:1px solid var(--line);
  border-radius:16px;transition:border-color .2s ease,box-shadow .2s ease;
}
.safety-item:hover{border-color:#CADDEE;box-shadow:var(--shadow-card)}
.safety-item svg{flex:none;margin-top:3px}
.safety-item h3{font-size:15.5px;font-weight:700;margin-bottom:6px}
.safety-item p{font-size:13.8px;color:var(--sub);line-height:1.8}
@media (min-width:768px){.safety-grid{grid-template-columns:1fr 1fr}}

/* ===== FAQ ===== */
.faq{border-top:1px solid var(--line);margin-top:6px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:20px 0;font-size:15.5px;font-weight:600;text-align:left;color:var(--ink);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--mist)}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;background:var(--pale);color:var(--mist);
  display:grid;place-items:center;font-size:16px;line-height:1;
  transition:transform .24s ease,background .24s ease,color .24s ease;
}
.faq-item.open .faq-icon{background:var(--mist);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease}
.faq-a p{padding:0 0 20px;font-size:14.5px;color:var(--sub);line-height:1.85;max-width:820px}

/* ===== 开通 CTA ===== */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#E8F0F8 0%,#F7F9FC 55%,#FFF1E8 100%);
  border:1px solid var(--line);border-radius:26px;padding:34px 22px;
}
.cta-band::before{
  content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:420px;
  border:2px dashed rgba(46,90,136,.18);border-radius:50%;pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;right:20px;top:-90px;width:260px;height:260px;
  border:1px solid rgba(242,140,91,.28);border-radius:50%;pointer-events:none;
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
.cta-band h2{font-size:clamp(21px,2.6vw,30px);font-weight:700;margin-bottom:12px}
.cta-band p{font-size:14.5px;color:var(--sub);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.qr-box{
  width:150px;height:150px;border-radius:18px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-card);display:grid;place-items:center;padding:14px;
}
.qr-grid{
  width:100%;height:100%;border-radius:10px;
  background:
    repeating-linear-gradient(90deg,rgba(46,90,136,.85) 0 6px,transparent 6px 12px),
    repeating-linear-gradient(0deg,rgba(46,90,136,.85) 0 6px,transparent 6px 12px);
  background-blend-mode:multiply;opacity:.72;
}
.qr-note{font-size:12.5px;color:var(--sub);margin-top:10px;text-align:center}
@media (min-width:768px){
  .cta-band{padding:46px}
  .cta-inner{grid-template-columns:1.6fr auto}
}

/* ===== 页脚 ===== */
.site-footer{background:#F0F4F8;border-top:1px solid var(--line);padding:52px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
.footer-title{font-size:14px;font-weight:700;color:var(--deep);margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--sub);transition:color .2s ease;word-break:break-all}
.footer-links a:hover{color:var(--mist)}
.footer-desc{font-size:13.5px;color:var(--sub);line-height:1.9;max-width:330px;margin-top:14px}
.copyright{
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  font-size:12.8px;color:var(--sub);
}
.small{font-size:13px}
.muted{color:var(--sub)}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}