/* roulang page: index */
:root{
  --c-primary:#E4572E;
  --c-primary-hover:#C9451F;
  --c-primary-soft:#FDEDE7;
  --c-deep:#0F4C5C;
  --c-deep-2:#0A3844;
  --c-accent:#F2B705;
  --c-ok:#2E7D5B;
  --c-bg:#FAF7F2;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --c-text:#1F2328;
  --c-text-2:#5C6470;
  --c-text-3:#8A929C;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(15,76,92,.06),0 4px 12px rgba(15,76,92,.06);
  --sh-md:0 8px 24px rgba(15,76,92,.10);
  --sh-lg:0 16px 40px rgba(15,76,92,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-deep);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--c-primary);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-deep);letter-spacing:.01em;}
h1{font-size:44px;line-height:1.25;font-weight:800;}
h2{font-size:28px;line-height:1.3;font-weight:700;}
h3{font-size:20px;line-height:1.4;font-weight:700;}
p{margin:0 0 1.5em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1280px;}}
[id]{scroll-margin-top:110px;}

/* ============ 顶部倒计时条 ============ */
.top-stack{position:sticky;top:0;z-index:1030;}
.promo-bar{
  background:linear-gradient(90deg,var(--c-deep) 0%,var(--c-deep-2) 100%);
  color:#fff;
  height:40px;
  overflow:hidden;
  transition:height .28s var(--ease),opacity .28s var(--ease);
}
.top-stack.collapsed .promo-bar,
.promo-bar.is-closed{height:0;opacity:0;}
.promo-inner{height:40px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.promo-left{display:flex;align-items:center;gap:12px;min-width:0;}
.promo-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-primary);color:#fff;
  font-size:12px;font-weight:600;line-height:1;
  padding:6px 12px;border-radius:var(--r-pill);
  white-space:nowrap;
}
.promo-text{font-size:13px;color:#CFE0E3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cd-group{display:flex;align-items:center;gap:4px;}
.cd-num{
  background:var(--c-accent);color:#3A2B00;
  font-size:13px;font-weight:800;
  font-variant-numeric:tabular-nums;
  border-radius:6px;padding:2px 7px;line-height:1.5;
  min-width:28px;text-align:center;
}
.cd-sep{color:rgba(255,255,255,.5);font-weight:700;font-size:12px;}
.promo-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.promo-btn{
  background:var(--c-primary);color:#fff;font-size:12px;font-weight:600;
  padding:6px 16px;border-radius:var(--r-pill);white-space:nowrap;
  transition:background .2s var(--ease);
}
.promo-btn:hover{background:var(--c-primary-hover);color:#fff;}
.promo-close{
  background:transparent;border:0;color:rgba(255,255,255,.6);
  font-size:14px;cursor:pointer;padding:4px 6px;line-height:1;
  transition:color .2s var(--ease);
}
.promo-close:hover{color:#fff;}

/* ============ 导航 ============ */
.site-header{
  height:72px;
  background:rgba(250,247,242,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:height .28s var(--ease),box-shadow .28s var(--ease);
}
.top-stack.collapsed .site-header{height:64px;box-shadow:var(--sh-sm);}
.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:var(--r-md);
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-hover));
  color:#fff;font-size:18px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-sm);
}
.brand-text{font-size:17px;font-weight:800;color:var(--c-deep);letter-spacing:.01em;white-space:nowrap;}
.brand:hover .brand-text{color:var(--c-primary);}
.chip-nav{
  display:flex;align-items:center;gap:4px;
  background:#F1ECE4;border-radius:var(--r-pill);padding:4px;
  overflow-x:auto;scrollbar-width:none;
}
.chip-nav::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;
  border-radius:var(--r-pill);font-size:14px;font-weight:500;
  color:var(--c-text-2);white-space:nowrap;position:relative;
  transition:background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.chip:hover{background:rgba(255,255,255,.6);color:var(--c-deep);}
.chip.is-active{background:#fff;color:var(--c-primary);font-weight:600;box-shadow:var(--sh-sm);}
.chip.is-active::after{
  content:"";position:absolute;left:50%;bottom:5px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--c-primary);
}
.nav-cta{display:flex;align-items:center;gap:16px;margin-left:32px;flex-shrink:0;}
.hamburger{
  width:44px;height:44px;border-radius:var(--r-md);
  border:1.5px solid var(--c-line);background:#fff;color:var(--c-deep);
  display:none;align-items:center;justify-content:center;font-size:16px;cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.hamburger:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ============ 按钮 ============ */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border:0;border-radius:10px;
  background:var(--c-primary);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-brand:hover{background:var(--c-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:translateY(0);box-shadow:var(--sh-sm);}
.btn-brand:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.btn-brand.is-sm{height:40px;padding:0 20px;font-size:14px;border-radius:var(--r-pill);}
.btn-brand.is-loading{position:relative;color:transparent;}
.btn-brand.is-loading::before{
  content:"";position:absolute;left:50%;top:50%;width:16px;height:16px;margin:-8px 0 0 -8px;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:10px;
  border:1.5px solid var(--c-deep);background:transparent;color:var(--c-deep);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.btn-ghost:hover{background:var(--c-deep);color:#fff;transform:translateY(-1px);}
.btn-ghost:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.btn-deep{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:1.5px solid rgba(255,255,255,.32);
  border-radius:10px;background:rgba(255,255,255,.06);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.btn-deep:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.6);color:#fff;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--c-primary);font-size:14px;font-weight:600;
  background:none;border:0;padding:0;cursor:pointer;
}
.btn-text i{transition:transform .2s var(--ease);}
.btn-text:hover{color:var(--c-primary-hover);}
.btn-text:hover i{transform:translateX(3px);}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section.tight{padding-top:64px;}
.section-head{margin-bottom:32px;}
.section-head .row-2{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:14px;letter-spacing:.04em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--c-primary);}
.section-sub{font-size:15px;color:var(--c-text-2);margin:10px 0 0;max-width:640px;}
.divider{height:1px;background:var(--c-line);border:0;margin:0;}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  padding:80px 0 88px;
  background:
    radial-gradient(circle at 88% 6%,rgba(228,87,46,.10),transparent 46%),
    radial-gradient(circle at 4% 92%,rgba(15,76,92,.06),transparent 40%),
    var(--c-bg);
  border-bottom:1px solid var(--c-line);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero h1{margin:0 0 18px;font-size:44px;}
.hero h1 .hl{color:var(--c-primary);}
.hero-sub{font-size:17px;line-height:1.8;color:var(--c-text-2);max-width:560px;margin-bottom:30px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px;}
.trust-row{display:flex;gap:28px;flex-wrap:wrap;}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-text-2);}
.trust-item i{color:var(--c-primary);font-size:13px;}
.hero-media{
  position:relative;border-radius:20px;overflow:hidden;
  border:8px solid #FFF8F2;box-shadow:var(--sh-md);
  aspect-ratio:4/3;background:#EFE9E1;
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;right:-8px;bottom:-8px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-md);padding:14px 18px;min-width:170px;
}
.hero-float .fl-label{font-size:12px;color:var(--c-text-3);letter-spacing:.04em;}
.hero-float .fl-value{font-size:22px;font-weight:800;color:var(--c-deep);font-variant-numeric:tabular-nums;line-height:1.3;}
.hero-float .fl-value span{font-size:13px;font-weight:600;color:var(--c-primary);margin-left:6px;}

/* ============ Bento 卖点 ============ */
.bento-row{margin-bottom:24px;}
.bento-card{
  position:relative;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:32px;height:100%;overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.bento-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:#DED5C8;}
.bento-card h3{margin:16px 0 10px;font-size:20px;}
.bento-card p{font-size:14.5px;color:var(--c-text-2);margin:0;line-height:1.8;}
.bento-ico{
  width:46px;height:46px;border-radius:var(--r-md);
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.bento-idx{
  position:absolute;top:14px;right:22px;
  font-size:56px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px var(--c-line);
  font-variant-numeric:tabular-nums;pointer-events:none;
}
.bento-list{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;
  background:var(--c-primary-soft);color:var(--c-primary);
}
.tag.is-ok{background:#E7F3ED;color:var(--c-ok);}
.tag.is-grey{background:#EFECE7;color:var(--c-text-3);}
.tag.is-accent{background:#FEF6DC;color:#8A6400;}
.bento-mini{
  position:relative;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px;height:140px;display:flex;gap:16px;align-items:flex-start;
  overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.bento-mini:hover{transform:translateY(-2px);box-shadow:var(--sh-md);}
.bento-mini .mini-ico{
  width:40px;height:40px;flex:0 0 40px;border-radius:var(--r-sm);
  background:var(--c-deep);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;
}
.bento-mini h4{font-size:16px;font-weight:700;color:var(--c-deep);margin:0 0 6px;}
.bento-mini p{font-size:13.5px;color:var(--c-text-2);margin:0;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.bento-mini .mini-idx{
  position:absolute;top:6px;right:16px;font-size:44px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px var(--c-line);pointer-events:none;
}

/* ============ 图墙 ============ */
.wall{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:152px;gap:16px;}
.wall-item{
  position:relative;border-radius:var(--r-md);overflow:hidden;background:#EFE9E1;
  display:block;
}
.wall-item.big{grid-column:span 2;grid-row:span 2;}
.wall-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.wall-item:hover img{transform:scale(1.03);}
.wall-cap{
  position:absolute;left:0;right:0;bottom:0;
  padding:32px 16px 14px;
  background:linear-gradient(to top,rgba(10,56,68,.86),rgba(10,56,68,0));
  color:#fff;font-size:14px;font-weight:600;
  opacity:0;transform:translateY(8px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.wall-item:hover .wall-cap{opacity:1;transform:translateY(0);}
.wall-item.big .wall-cap{opacity:1;transform:none;font-size:17px;padding:40px 24px 20px;}
.wall-cap small{display:block;font-size:12px;font-weight:400;color:#CFE0E3;margin-top:4px;}

/* ============ 流程时间轴 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.flow::before{
  content:"";position:absolute;left:24px;right:24px;top:26px;height:2px;
  background:linear-gradient(90deg,var(--c-primary) 0%,var(--c-line) 100%);
  opacity:.5;
}
.flow-step{position:relative;padding-top:0;}
.flow-dot{
  width:52px;height:52px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;font-variant-numeric:tabular-nums;
  position:relative;z-index:2;margin-bottom:18px;box-shadow:var(--sh-sm);
}
.flow-step h4{font-size:17px;margin:0 0 8px;}
.flow-step p{font-size:14px;color:var(--c-text-2);margin:0;line-height:1.8;}

/* ============ 深色 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:linear-gradient(115deg,var(--c-deep) 0%,var(--c-deep-2) 100%);
  padding:56px;color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 0 0 40px rgba(255,255,255,.05),0 0 0 90px rgba(255,255,255,.03);
  pointer-events:none;
}
.cta-grid{display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:center;position:relative;z-index:2;}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:14px;}
.cta-band p{color:#CFE0E3;font-size:15px;margin-bottom:0;}
.cta-points{display:flex;gap:20px;flex-wrap:wrap;margin-top:22px;}
.cta-points span{font-size:13.5px;color:#CFE0E3;display:flex;align-items:center;gap:8px;}
.cta-points i{color:var(--c-accent);font-size:12px;}
.form-card{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-lg);
  padding:28px;backdrop-filter:blur(4px);
}
.form-card .form-row{margin-bottom:16px;}
.form-card label{display:block;font-size:14px;color:#E6F0F1;margin-bottom:8px;font-weight:600;}
.form-card input,
.form-card select{
  width:100%;height:48px;border-radius:10px;
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.95);color:var(--c-text);
  padding:0 14px;font-size:15px;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.form-card input::placeholder{color:var(--c-text-3);}
.form-card input:focus,
.form-card select:focus{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(228,87,46,.16);}
.form-hint{font-size:12.5px;color:#9DB6BA;margin-top:12px;line-height:1.7;}
.form-card .btn-brand{width:100%;}

/* ============ FAQ ============ */
.brand-accordion .accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md)!important;margin-bottom:12px;overflow:hidden;
}
.brand-accordion .accordion-button{
  min-height:72px;padding:20px 24px;
  background:var(--c-surface);color:var(--c-deep);
  font-size:16px;font-weight:600;line-height:1.6;
  display:flex;align-items:center;gap:16px;
  box-shadow:none!important;border-radius:0!important;
}
.brand-accordion .accordion-button:not(.collapsed){
  background:#FDF6F2;color:var(--c-deep);
}
.brand-accordion .accordion-button::after{
  background-image:none!important;
  content:"＋";font-size:18px;font-weight:600;color:var(--c-primary);
  width:auto;height:auto;margin-left:auto;line-height:1;
  transition:transform .25s var(--ease);
}
.brand-accordion .accordion-button:not(.collapsed)::after{content:"－";transform:none;}
.brand-accordion .faq-no{
  flex:0 0 auto;font-size:13px;font-weight:800;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;
}
.brand-accordion .accordion-body{
  padding:0 24px 24px 56px;font-size:15px;line-height:1.85;color:var(--c-text-2);
}

/* ============ 最新信息 ============ */
.post-feature{
  display:grid;grid-template-columns:40% 60%;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;margin-bottom:24px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.post-feature:hover{transform:translateY(-2px);box-shadow:var(--sh-md);}
.post-feature .pf-media{position:relative;background:#EFE9E1;min-height:260px;}
.post-feature .pf-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.post-feature .pf-body{padding:32px;}
.post-feature h3{font-size:22px;margin:12px 0 12px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-feature p{font-size:15px;color:var(--c-text-2);margin-bottom:20px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{display:flex;align-items:center;gap:16px;font-size:12.5px;color:var(--c-text-3);}
.post-meta i{margin-right:5px;}
.post-card{
  display:block;height:100%;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);}
.post-card .pc-media{aspect-ratio:16/9;overflow:hidden;background:#EFE9E1;}
.post-card .pc-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.post-card:hover .pc-media img{transform:scale(1.04);}
.post-card .pc-body{padding:22px;}
.post-card h3{font-size:17px;line-height:1.5;margin:10px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s var(--ease);}
.post-card:hover h3{color:var(--c-primary);}
.post-card p{font-size:13.5px;color:var(--c-text-2);line-height:1.75;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .pc-foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--c-text-3);}
.empty-state{
  text-align:center;padding:64px 24px;background:var(--c-surface);
  border:1px dashed var(--c-line);border-radius:var(--r-lg);
}
.empty-state .es-ico{
  width:64px;height:64px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 18px;
}
.empty-state p{color:var(--c-text-2);font-size:15px;margin-bottom:18px;}

/* ============ 证据/信任带 ============ */
.stat-band{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:44px 0;}
.stat-item{text-align:center;}
.stat-item .sv{font-size:34px;font-weight:800;color:var(--c-deep);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-item .sv span{font-size:15px;color:var(--c-primary);margin-left:2px;}
.stat-item .sl{font-size:13.5px;color:var(--c-text-2);margin-top:6px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-deep);color:#CFE0E3;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--c-primary),var(--c-primary-hover));}
.footer-brand span{color:#fff;font-size:17px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.85;color:#9DB6BA;max-width:300px;}
.site-footer h4{font-size:14px;color:#fff;font-weight:600;margin-bottom:18px;letter-spacing:.04em;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:#CFE0E3;display:inline-flex;align-items:center;gap:6px;transition:color .2s var(--ease),transform .2s var(--ease);}
.footer-links a:hover{color:var(--c-primary);transform:translateX(-2px);}
.footer-note{font-size:13.5px;color:#9DB6BA;line-height:1.9;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:#8FA9AE;
}

/* ============ 移动端抽屉 ============ */
.offcanvas{background:#fff;}
.offcanvas-header{border-bottom:1px solid var(--c-line);}
.offcanvas-title{font-size:16px;font-weight:700;color:var(--c-deep);}
.m-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px;}
.m-chip{
  display:flex;align-items:center;height:48px;padding:0 14px;
  border-radius:var(--r-sm);font-size:15px;color:var(--c-text-2);
  border-left:3px solid transparent;
}
.m-chip:hover{background:#F7F3ED;color:var(--c-deep);}
.m-chip.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:700;border-left-color:var(--c-primary);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  h1{font-size:38px;}
  .hero h1{font-size:38px;}
  .hero-grid{grid-template-columns:6fr 6fr;gap:40px;}
  .cta-grid{grid-template-columns:6fr 6fr;gap:32px;}
  .cta-band{padding:44px;}
  .section{padding:72px 0;}
}
@media (max-width:991.98px){
  .chip-nav{display:none;}
  .nav-cta .btn-brand{display:none;}
  .hamburger{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero{padding:56px 0 64px;}
  h1{font-size:32px;}
  .hero h1{font-size:32px;}
  h2{font-size:24px;}
  .section{padding:64px 0;}
  .section-head{margin-bottom:28px;}
  .flow{grid-template-columns:repeat(2,1fr);gap:28px;}
  .flow::before{display:none;}
  .wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:140px;}
  .wall-item.big{grid-column:span 2;grid-row:span 2;}
  .post-feature{grid-template-columns:1fr;}
  .post-feature .pf-media{min-height:220px;aspect-ratio:16/9;position:relative;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:28px;padding:36px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding-bottom:36px;}
  .cta-grid{grid-template-columns:1fr;}
  .cta-band{padding:36px;}
}
@media (max-width:767.98px){
  .promo-text{display:none;}
  .promo-left{gap:8px;}
  .cd-num{font-size:12px;padding:2px 6px;min-width:26px;}
  .brand-text{font-size:15px;}
  .btn-brand,.btn-ghost{height:46px;padding:0 22px;font-size:14.5px;}
  .hero-actions .btn-brand,
  .hero-actions .btn-ghost{width:100%;}
  .trust-row{gap:18px;}
  .bento-card{padding:24px;}
  .bento-mini{height:auto;min-height:120px;}
  .section{padding:52px 0;}
  .wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:120px;gap:12px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .stat-item .sv{font-size:28px;}
  .cta-band{padding:28px;border-radius:var(--r-lg);}
  .post-feature .pf-body{padding:24px;}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px;}
  h1{font-size:28px;}
  .hero h1{font-size:28px;}
  h2{font-size:22px;}
  .hero-sub{font-size:15px;}
  .promo-inner{gap:8px;}
  .promo-btn{padding:5px 12px;font-size:11px;}
  .flow{grid-template-columns:1fr;}
  .brand-accordion .accordion-button{padding:16px 16px;font-size:15px;gap:10px;}
  .brand-accordion .accordion-body{padding:0 16px 20px 40px;font-size:14px;}
  .post-card .pc-body{padding:18px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#E4572E;
  --c-primary-hover:#C9451F;
  --c-primary-soft:#FDEDE7;
  --c-deep:#0F4C5C;
  --c-deep-2:#0A3844;
  --c-accent:#F2B705;
  --c-ok:#2E7D5B;
  --c-bg:#FAF7F2;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --c-text:#1F2328;
  --c-text-2:#5C6470;
  --c-text-3:#8A929C;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(15,76,92,.06),0 4px 12px rgba(15,76,92,.06);
  --sh-md:0 8px 24px rgba(15,76,92,.10);
  --sh-lg:0 16px 40px rgba(15,76,92,.14);
  --sp-section:88px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--c-deep);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;color:var(--c-deep);font-weight:700;}
p{margin:0 0 1.5em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ============ 顶部公告条 ============ */
.notice-bar{
  background:var(--c-deep);
  color:#DCEAEC;
  font-size:14px;
  min-height:40px;
  display:flex;
  align-items:center;
}
.notice-bar .container{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  padding-top:6px;
  padding-bottom:6px;
}
.notice-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(242,183,5,.15);
  color:var(--c-accent);
  border:1px solid rgba(242,183,5,.35);
  border-radius:var(--r-pill);
  padding:2px 12px;
  font-size:12px;
  font-weight:600;
  white-space:nowrap;
}
.notice-text{font-size:14px;color:#CFE0E3;}
.notice-text strong{color:#fff;font-weight:600;}
.notice-link{margin-left:auto;color:#fff;font-size:13px;font-weight:600;white-space:nowrap;}
.notice-link:hover{color:var(--c-accent);}
.notice-link i{margin-left:4px;font-size:11px;}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(250,247,242,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--c-line);}
.nav-bar{height:72px;display:flex;align-items:center;}
.nav-inner{display:flex;align-items:center;gap:32px;width:100%;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--c-primary),#F2794E);
  color:#fff;font-weight:700;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-sm);
}
.brand-name{font-size:18px;font-weight:700;color:var(--c-deep);letter-spacing:.02em;}
.chip-nav{
  display:flex;
  align-items:center;
  gap:4px;
  background:#F1ECE4;
  border-radius:var(--r-pill);
  padding:4px;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 18px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--c-text-2);
  white-space:nowrap;
  position:relative;
  transition:background .18s ease,color .18s ease;
}
.chip:hover{background:rgba(255,255,255,.6);color:var(--c-deep);}
.chip.is-active{background:#fff;color:var(--c-primary);font-weight:600;box-shadow:var(--sh-sm);}
.chip.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:5px;width:22px;height:2px;border-radius:2px;background:var(--c-primary);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;flex-shrink:0;}
.hamburger{
  width:44px;height:44px;border-radius:var(--r-md);
  border:1.5px solid var(--c-line);background:#fff;color:var(--c-deep);
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;
}
.hamburger:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ============ 按钮 ============ */
.btn-brand,.btn-ghost,.btn-deep,.btn-text{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:16px;font-weight:600;line-height:1;letter-spacing:.02em;
  border-radius:10px;border:0;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-brand{height:48px;padding:0 28px;background:var(--c-primary);color:#fff;box-shadow:var(--sh-sm);}
.btn-brand:hover{background:var(--c-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:none;box-shadow:var(--sh-sm);}
.btn-ghost{height:48px;padding:0 26px;background:transparent;color:var(--c-deep);border:1.5px solid var(--c-deep);}
.btn-ghost:hover{background:var(--c-deep);color:#fff;}
.btn-deep{height:48px;padding:0 26px;background:var(--c-deep);color:#fff;}
.btn-deep:hover{background:var(--c-deep-2);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-text{background:none;color:var(--c-primary);padding:0;height:auto;font-weight:600;}
.btn-text i{transition:transform .18s ease;font-size:12px;}
.btn-text:hover{color:var(--c-primary-hover);}
.btn-text:hover i{transform:translateX(3px);}
.btn-sm-nav{height:42px;padding:0 20px;font-size:15px;}

/* ============ 内页横幅 ============ */
.page-hero{
  position:relative;
  min-height:300px;
  display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#fff;
  overflow:hidden;
}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(10,56,68,.88) 0%,rgba(10,56,68,.62) 60%,rgba(10,56,68,.5) 100%);}
.page-hero .container{position:relative;z-index:2;padding-top:56px;padding-bottom:56px;}
.breadcrumb-line{display:flex;align-items:center;gap:8px;font-size:12px;color:rgba(255,255,255,.72);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb-line a{color:rgba(255,255,255,.85);}
.breadcrumb-line a:hover{color:var(--c-accent);}
.breadcrumb-line span.sep{opacity:.6;}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.25;font-weight:700;max-width:760px;
}
.page-hero .hero-sub{
  margin-top:16px;max-width:640px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.88);margin-bottom:0;
}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-meta .pill{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  font-size:13px;color:#fff;
}
.hero-meta .pill i{font-size:11px;color:var(--c-accent);}

/* ============ 分区通用 ============ */
.section{padding:var(--sp-section) 0;}
.section-head{margin-bottom:32px;max-width:760px;}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);letter-spacing:.08em;
  margin-bottom:12px;
}
.section-eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);border-radius:2px;}
.section h2{font-size:28px;line-height:1.3;}
.section-head p{margin-top:14px;font-size:16px;color:var(--c-text-2);}

/* ============ 版面：锚点目录 + 长文 ============ */
.layout-split{
  display:grid;
  grid-template-columns:200px minmax(0,1fr);
  gap:56px;
  align-items:start;
}
.toc{
  position:sticky;top:104px;
  border-left:2px solid var(--c-line);
  padding-left:18px;
}
.toc-title{font-size:12px;font-weight:700;color:var(--c-text-3);letter-spacing:.16em;margin-bottom:14px;}
.toc a{
  display:block;font-size:14px;color:var(--c-text-2);
  padding:7px 0;line-height:1.5;border-radius:6px;
}
.toc a:hover{color:var(--c-primary);}
.toc a.is-active{color:var(--c-primary);font-weight:600;position:relative;}
.toc a.is-active::before{content:"";position:absolute;left:-20px;top:12px;width:2px;height:16px;background:var(--c-primary);border-radius:2px;}
.prose-block{margin-bottom:56px;}
.prose-block:last-child{margin-bottom:0;}
.prose-block h2{
  font-size:28px;line-height:1.3;padding-left:16px;position:relative;margin-bottom:20px;
}
.prose-block h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--c-primary);}
.prose-block h3{font-size:20px;line-height:1.4;margin:32px 0 14px;color:var(--c-deep);}
.prose-block p{font-size:17px;line-height:1.9;color:var(--c-text-2);}
.lead{
  font-size:18px;line-height:1.9;color:var(--c-text);
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:28px 30px;box-shadow:var(--sh-sm);margin-bottom:28px;
}
.check-list li{
  position:relative;padding:14px 0 14px 30px;border-bottom:1px dashed var(--c-line);
  font-size:16px;color:var(--c-text-2);line-height:1.85;
}
.check-list li:last-child{border-bottom:0;}
.check-list li::before{
  content:"";position:absolute;left:4px;top:22px;width:8px;height:8px;border-radius:2px;background:var(--c-primary);
}
.check-list li strong{color:var(--c-deep);font-weight:600;}
.callout{
  background:var(--c-primary-soft);
  border-left:4px solid var(--c-primary);
  border-radius:var(--r-sm);
  padding:18px 22px;
  color:var(--c-deep);
  font-size:15px;line-height:1.85;
  margin:28px 0;
}
.callout i{color:var(--c-primary);margin-right:8px;}
.figure{margin:28px 0;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);background:#fff;}
.figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.figure figcaption{font-size:13px;color:var(--c-text-3);text-align:center;padding:12px 16px;background:#fff;}

/* ============ 场景卡 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.info-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:28px 26px;
  box-shadow:var(--sh-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.info-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:#DCD2C6;}
.info-card .icon-box{
  width:46px;height:46px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:18px;
}
.info-card h3{font-size:18px;line-height:1.45;margin-bottom:12px;}
.info-card p{font-size:14px;line-height:1.8;color:var(--c-text-2);margin:0;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;background:var(--c-primary-soft);color:var(--c-primary);
}
.tag.is-ok{background:rgba(46,125,91,.12);color:var(--c-ok);}
.tag.is-plain{background:#F1ECE4;color:var(--c-text-2);}

/* ============ 时间轴 / 步骤 ============ */
.timeline{position:relative;padding-left:34px;margin-top:8px;}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:var(--c-line);}
.step{position:relative;padding-bottom:34px;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:-34px;top:6px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--c-primary);
}
.step-no{font-size:12px;font-weight:700;color:var(--c-primary);letter-spacing:.12em;font-variant-numeric:tabular-nums;}
.step h3{font-size:19px;margin:6px 0 10px;}
.step p{font-size:15px;color:var(--c-text-2);margin:0;}
.step-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh-sm);
}

/* ============ 图文交错 ============ */
.zigzag-row{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center;margin-bottom:64px;}
.zigzag-row:last-child{margin-bottom:0;}
.zigzag-row.reverse{grid-template-columns:7fr 5fr;}
.zigzag-row.reverse .zigzag-media{order:2;}
.zigzag-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-md);background:#fff;}
.zigzag-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.zigzag-text h3{font-size:22px;margin-bottom:14px;}
.zigzag-text p{font-size:16px;color:var(--c-text-2);}
.zigzag-text .tag-row{margin-top:16px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{border-color:#DCD2C6;box-shadow:var(--sh-sm);}
.faq-item.is-open{background:#FDF6F2;border-color:#F1D6C9;}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;text-align:left;
  background:none;border:0;padding:22px 24px;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--c-deep);line-height:1.5;
}
.faq-q .no{
  font-size:13px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;flex-shrink:0;min-width:26px;
}
.faq-q .txt{flex:1;}
.faq-q .sign{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  border:1.5px solid var(--c-line);color:var(--c-text-2);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.faq-item.is-open .faq-q .sign{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 24px 24px 66px;font-size:16px;line-height:1.9;color:var(--c-text-2);}
.faq-item.is-open .faq-a{max-height:420px;}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--c-deep) 0%,var(--c-deep-2) 100%);
  border-radius:var(--r-xl);
  padding:56px;
  color:#fff;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 0 0 40px rgba(255,255,255,.05);
  pointer-events:none;
}
.cta-band h2{color:#fff;font-size:28px;line-height:1.35;}
.cta-band p{color:#CFE0E3;font-size:16px;margin:14px 0 0;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-band .btn-brand{background:var(--c-primary);}
.cta-band .btn-deep{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.35);}
.cta-band .btn-deep:hover{background:rgba(255,255,255,.2);}

/* ============ 相关分类 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-sm);height:100%;
  transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);}
.rel-card .thumb{position:relative;overflow:hidden;}
.rel-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.rel-card:hover .thumb img{transform:scale(1.03);}
.rel-card .body{padding:22px 22px 24px;}
.rel-card h3{font-size:18px;line-height:1.45;margin-bottom:10px;}
.rel-card p{font-size:14px;color:var(--c-text-2);margin-bottom:16px;}
.rel-card .more{font-size:14px;font-weight:600;color:var(--c-primary);}
.rel-card .more i{font-size:11px;margin-left:5px;transition:transform .18s ease;}
.rel-card:hover .more i{transform:translateX(3px);}
.back-row{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:44px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-deep);color:#CFE0E3;padding:64px 0 0;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:9px;font-size:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:#A9C4C9;max-width:320px;}
.site-footer h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:#CFE0E3;transition:color .18s ease,transform .18s ease;}
.footer-links a:hover{color:var(--c-primary);transform:translateX(2px);}
.footer-note{font-size:14px;line-height:1.9;color:#A9C4C9;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:#8FB0B6;
}

/* ============ 移动端抽屉 ============ */
.offcanvas{background:#fff;color:var(--c-text);}
.offcanvas-header{border-bottom:1px solid var(--c-line);}
.offcanvas-title{font-size:17px;font-weight:700;color:var(--c-deep);}
.mobile-nav{display:flex;flex-direction:column;gap:6px;}
.mobile-nav a{
  display:flex;align-items:center;height:48px;padding:0 14px;border-radius:10px;
  font-size:16px;color:var(--c-text-2);position:relative;
}
.mobile-nav a:hover{background:#F6F2EC;color:var(--c-deep);}
.mobile-nav a.is-active{color:var(--c-primary);font-weight:600;background:var(--c-primary-soft);}
.mobile-nav a.is-active::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--c-primary);}
.mobile-cta{margin-top:24px;}
.mobile-cta .btn-brand{width:100%;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--sp-section:64px;}
  .layout-split{grid-template-columns:170px minmax(0,1fr);gap:40px;}
  .page-hero h1{font-size:38px;}
  .cta-band{padding:44px;}
}
@media (max-width:991.98px){
  .chip-nav{display:none;}
  .layout-split{grid-template-columns:minmax(0,1fr);gap:32px;}
  .toc{position:static;border-left:0;border-bottom:1px solid var(--c-line);padding:0 0 18px;display:flex;gap:12px;overflow-x:auto;}
  .toc-title{display:none;}
  .toc a{padding:6px 14px;background:#F1ECE4;border-radius:var(--r-pill);white-space:nowrap;font-size:13px;}
  .toc a.is-active::before{display:none;}
  .toc a.is-active{background:var(--c-primary-soft);}
  .card-grid,.rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .zigzag-row,.zigzag-row.reverse{grid-template-columns:minmax(0,1fr);gap:24px;margin-bottom:44px;}
  .zigzag-row.reverse .zigzag-media{order:0;}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:40px 32px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:767.98px){
  body{font-size:15px;}
  .page-hero{min-height:260px;}
  .page-hero h1{font-size:30px;}
  .page-hero .hero-sub{font-size:15px;}
  .prose-block h2,.section h2,.cta-band h2{font-size:23px;}
  .zigzag-text h3{font-size:19px;}
  .faq-q{font-size:16px;padding:18px 18px;gap:12px;}
  .faq-a-inner{padding:0 18px 20px 56px;}
  .lead{padding:22px 20px;font-size:16px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .site-footer{padding-top:48px;margin-top:64px;}
  .cta-band{padding:34px 24px;}
}
@media (max-width:575.98px){
  :root{--sp-section:48px;}
  .notice-link{display:none;}
  .brand-name{font-size:16px;}
  .card-grid,.rel-grid{grid-template-columns:minmax(0,1fr);}
  .btn-brand,.btn-ghost,.btn-deep{width:100%;}
  .cta-actions{flex-direction:column;width:100%;}
  .hero-meta .pill{font-size:12px;padding:0 11px;}
  .info-card{padding:24px 20px;}
}

/* roulang page: article */
:root{
  --c-primary:#E4572E;
  --c-primary-hover:#C9451F;
  --c-primary-soft:#FDEDE7;
  --c-deep:#0F4C5C;
  --c-deep-2:#0A3844;
  --c-accent:#F2B705;
  --c-ok:#2E7D5B;
  --c-bg:#FAF7F2;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --c-text:#1F2328;
  --c-text-2:#5C6470;
  --c-text-3:#8A929C;
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:24px; --r-pill:999px;
  --sh-sm:0 1px 2px rgba(15,76,92,.06),0 4px 12px rgba(15,76,92,.06);
  --sh-md:0 8px 24px rgba(15,76,92,.10);
  --sh-lg:0 16px 40px rgba(15,76,92,.14);
  --f-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--f-sans);
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;letter-spacing:.01em;color:var(--c-deep);font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1280px;}}
.section{padding:88px 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{font-size:28px;line-height:1.3;position:relative;padding-left:16px;}
.section-head h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;background:var(--c-primary);}
.section-head .sub{font-size:14px;color:var(--c-text-3);margin-top:8px;padding-left:16px;}
.link-more{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px;}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(3px);}

/* 顶部公告条 */
.topbar{background:var(--c-deep);color:#D8E6E9;font-size:13px;}
.topbar-inner{display:flex;align-items:center;gap:12px;min-height:40px;flex-wrap:wrap;}
.topbar-tag{background:var(--c-accent);color:#3A2A00;font-size:12px;font-weight:700;padding:2px 10px;border-radius:var(--r-pill);}
.topbar-text{flex:1 1 auto;}
.topbar-link{color:#fff;font-weight:600;white-space:nowrap;}
.topbar-link:hover{color:var(--c-accent);}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(250,247,242,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:var(--sh-sm);}
.header-inner{display:flex;align-items:center;gap:32px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:36px;height:36px;border-radius:10px;background:var(--c-deep);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;}
.brand-text{font-size:18px;font-weight:700;color:var(--c-deep);letter-spacing:.01em;}
.chip-nav{display:flex;align-items:center;gap:6px;background:#F1ECE4;border-radius:var(--r-pill);padding:4px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.chip-nav::-webkit-scrollbar{display:none;}
.chip{flex:0 0 auto;height:40px;display:inline-flex;align-items:center;padding:0 18px;border-radius:var(--r-pill);font-size:14px;font-weight:500;color:var(--c-deep);white-space:nowrap;position:relative;transition:background .2s ease,color .2s ease;}
.chip:hover{background:rgba(255,255,255,.65);color:var(--c-deep);}
.chip.is-active{background:#fff;color:var(--c-primary);font-weight:600;box-shadow:var(--sh-sm);}
.chip.is-active::after{content:"";position:absolute;left:50%;bottom:5px;transform:translateX(-50%);width:16px;height:2px;border-radius:2px;background:var(--c-primary);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:var(--r-md);border:1px solid var(--c-line);background:#fff;color:var(--c-deep);font-size:17px;align-items:center;justify-content:center;transition:.2s ease;}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* 按钮 */
.btn-brand,.btn-ghost,.btn-deep,.btn-text{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;transition:all .2s ease;cursor:pointer;border:none;}
.btn-brand{background:var(--c-primary);color:#fff;height:48px;padding:0 28px;border-radius:10px;box-shadow:var(--sh-sm);}
.btn-brand:hover{background:var(--c-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:none;box-shadow:var(--sh-sm);}
.btn-ghost{background:transparent;color:var(--c-deep);border:1.5px solid var(--c-deep);height:48px;padding:0 26px;border-radius:10px;}
.btn-ghost:hover{background:var(--c-deep);color:#fff;}
.btn-deep{background:var(--c-deep);color:#fff;height:48px;padding:0 26px;border-radius:10px;border:1.5px solid rgba(255,255,255,.32);}
.btn-deep:hover{background:#fff;color:var(--c-deep);border-color:#fff;}
.btn-text{background:none;color:var(--c-primary);padding:0;height:auto;font-size:15px;}
.btn-text i{transition:transform .2s ease;}
.btn-text:hover i{transform:translateX(3px);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}

/* 徽章 */
.badge-cat{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;font-weight:600;}
.badge-live{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:#E4F1EA;color:var(--c-ok);font-size:12px;font-weight:600;}
.badge-soft{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.16);color:#fff;font-size:12px;font-weight:600;}

/* 文章页头 */
.article-hero{position:relative;background:linear-gradient(120deg,rgba(10,56,68,.92),rgba(15,76,92,.78)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;color:#fff;padding:56px 0 72px;}
.article-hero h1{color:#fff;font-size:36px;line-height:1.25;margin:14px 0 0;max-width:900px;}
.breadcrumb-line{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.72);}
.breadcrumb-line a{color:rgba(255,255,255,.82);}
.breadcrumb-line a:hover{color:var(--c-accent);}
.breadcrumb-line .sep{color:rgba(255,255,255,.45);}
.breadcrumb-line .current{color:#fff;font-weight:600;}
.meta-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:22px;font-size:13px;color:rgba(255,255,255,.78);}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px;}
.share-group{display:flex;align-items:center;gap:8px;margin-left:auto;}
.share-btn{width:32px;height:32px;border-radius:50%;border:1px solid rgba(255,255,255,.35);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:13px;background:transparent;transition:.2s ease;}
.share-btn:hover{border-color:var(--c-primary);background:var(--c-primary);color:#fff;}

/* 摘要 */
.article-summary{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-md);padding:28px 32px;margin-top:-40px;position:relative;}
.article-summary .summary-label{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--c-primary);letter-spacing:.06em;margin-bottom:10px;}
.article-summary p{font-size:16px;color:var(--c-text-2);line-height:1.85;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;}

/* 正文布局 */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;max-width:1120px;margin:0 auto;}
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--c-text);}
.article-body p{margin:0 0 1.5em;}
.article-body h2{font-size:28px;line-height:1.3;color:var(--c-deep);position:relative;padding-left:16px;margin:40px 0 20px;}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:2px;background:var(--c-primary);}
.article-body h3{font-size:20px;line-height:1.4;color:var(--c-deep);margin:30px 0 14px;}
.article-body h4{font-size:17px;color:var(--c-deep);margin:22px 0 10px;}
.article-body blockquote{margin:24px 0;padding:16px 22px;background:var(--c-primary-soft);border-left:4px solid var(--c-primary);border-radius:8px;color:var(--c-text-2);font-size:16px;}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul,.article-body ol{margin:0 0 1.5em;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--c-primary);}
.article-body ol{counter-reset:li;list-style:none;}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:10px;counter-increment:li;}
.article-body ol li::before{content:counter(li);position:absolute;left:0;top:.24em;width:20px;height:20px;border-radius:6px;background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;}
.article-body img{border-radius:12px;margin:24px auto;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--c-text-3);margin-top:10px;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;border-radius:12px;overflow:hidden;}
.article-body table th{background:var(--c-deep);color:#fff;padding:12px;text-align:left;font-weight:600;}
.article-body table td{padding:12px;border-bottom:1px solid var(--c-line);color:var(--c-text-2);}
.article-body table tr:nth-child(even) td{background:#FDFAF6;}
.article-body hr{border:none;border-top:1px solid var(--c-line);margin:40px 0;}

/* 侧栏 */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:24px;}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-sm);}
.side-card .side-title{font-size:15px;font-weight:700;color:var(--c-deep);display:flex;align-items:center;gap:8px;margin-bottom:14px;}
.side-card .side-title i{color:var(--c-primary);}
#tocList a{display:block;font-size:14px;color:var(--c-text-2);padding:8px 10px;border-left:2px solid transparent;border-radius:0 6px 6px 0;transition:.2s ease;line-height:1.6;}
#tocList a:hover{background:#FBF5EF;color:var(--c-deep);}
#tocList a.is-current{color:var(--c-primary);border-left-color:var(--c-primary);background:var(--c-primary-soft);font-weight:600;}
#tocList a.toc-sub{padding-left:24px;font-size:13px;}
.side-post{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--c-line);}
.side-post:last-child{border-bottom:none;padding-bottom:0;}
.side-post .thumb{width:92px;flex:0 0 92px;aspect-ratio:16/9;border-radius:8px;overflow:hidden;background:#EFE9E1;}
.side-post .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.side-post:hover .thumb img{transform:scale(1.05);}
.side-post h3{font-size:14px;line-height:1.6;font-weight:600;color:var(--c-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.side-post:hover h3{color:var(--c-primary);}
.side-post .time{font-size:12px;color:var(--c-text-3);margin-top:6px;}

/* 标签与翻页 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:24px;border-top:1px solid var(--c-line);}
.tag-row .tag{display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:var(--r-pill);background:var(--c-surface);border:1px solid var(--c-line);font-size:13px;color:var(--c-text-2);transition:.2s ease;}
.tag-row .tag:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.next-prev{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px;}
.nav-card{display:block;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:20px 22px;box-shadow:var(--sh-sm);transition:.25s ease;}
.nav-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:#DED4C7;}
.nav-card .dir{font-size:12px;color:var(--c-text-3);display:flex;align-items:center;gap:6px;margin-bottom:8px;}
.nav-card strong{display:block;font-size:16px;color:var(--c-deep);}
.nav-card:hover strong{color:var(--c-primary);}
.nav-card.next{text-align:right;}
.nav-card.next .dir{justify-content:flex-end;}

/* 相关推荐 */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-sm);transition:transform .25s ease,box-shadow .25s ease;display:flex;flex-direction:column;}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-lg);}
.post-card .cover{aspect-ratio:16/9;overflow:hidden;background:#EFE9E1;}
.post-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.post-card:hover .cover img{transform:scale(1.04);}
.post-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.post-card h3{font-size:18px;line-height:1.5;color:var(--c-deep);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card p{font-size:14px;color:var(--c-text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .foot{margin-top:auto;font-size:12px;color:var(--c-text-3);display:flex;align-items:center;justify-content:space-between;gap:10px;}

/* 空态 */
.empty-state{text-align:center;padding:64px 24px;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-lg);}
.empty-state i{font-size:34px;color:var(--c-primary);}
.empty-state h3{margin:16px 0 10px;font-size:20px;}
.empty-state p{color:var(--c-text-2);font-size:15px;margin-bottom:24px;}

/* CTA 通栏 */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--c-deep),var(--c-deep-2));border-radius:var(--r-xl);padding:56px;display:flex;align-items:center;gap:40px;box-shadow:var(--sh-md);}
.cta-band h2{color:#fff;font-size:28px;line-height:1.3;}
.cta-band p{color:#BBD3D8;font-size:15px;margin-top:12px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-shrink:0;margin-left:auto;}
.cta-deco{position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;border:1px solid rgba(255,255,255,.12);pointer-events:none;}
.cta-deco::after{content:"";position:absolute;inset:38px;border-radius:50%;border:1px solid rgba(255,255,255,.1);}

/* 页脚 */
.site-footer{background:var(--c-deep);color:#CFE0E3;padding:64px 0 0;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;margin-bottom:14px;}
.footer-brand .brand-mark{background:var(--c-primary);}
.footer-desc{font-size:14px;line-height:1.85;color:#A9C4C9;}
.site-footer h4{font-size:14px;color:#fff;font-weight:600;margin-bottom:16px;}
.footer-links a{display:block;font-size:14px;color:#CFE0E3;margin-bottom:10px;transition:color .2s ease,transform .2s ease;}
.footer-links a:hover{color:var(--c-primary);transform:translateX(-2px);}
.footer-note{font-size:14px;line-height:1.85;color:#A9C4C9;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:#8FB0B6;}

/* 移动抽屉 */
.offcanvas{background:#fff;}
.offcanvas-header{border-bottom:1px solid var(--c-line);}
.offcanvas-title{font-size:17px;font-weight:700;color:var(--c-deep);}
.offcanvas-body .chip{width:100%;height:46px;justify-content:flex-start;border-radius:10px;border-left:3px solid transparent;padding:0 14px;font-size:15px;}
.offcanvas-body .chip:hover{background:#F7F2EB;}
.offcanvas-body .chip.is-active{background:var(--c-primary-soft);color:var(--c-primary);border-left-color:var(--c-primary);box-shadow:none;}
.offcanvas-body .chip.is-active::after{display:none;}
.offcanvas-body .btn-brand{width:100%;margin-top:20px;}

@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:991.98px){
  .chip-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-hero h1{font-size:30px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .article-body{max-width:none;}
  .article-side{position:static;margin-top:40px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .cta-actions{margin-left:0;flex-wrap:wrap;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .share-group{margin-left:0;}
}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .article-hero{padding:40px 0 56px;}
  .article-hero h1{font-size:28px;}
  .article-summary{padding:22px 20px;margin-top:-32px;}
  .article-body{font-size:16px;line-height:1.88;}
  .article-body h2{font-size:22px;}
  .next-prev{grid-template-columns:1fr;}
  .nav-card.next{text-align:left;}
  .nav-card.next .dir{justify-content:flex-start;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band h2{font-size:22px;}
  .btn-brand,.btn-ghost,.btn-deep{width:100%;}
  .header-actions .btn-brand{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .article-body table{display:block;overflow-x:auto;}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px;}
  .topbar-inner{min-height:auto;padding:8px 0;}
  .topbar-text{display:none;}
  .brand-text{font-size:16px;}
  .article-hero h1{font-size:24px;}
}

/* roulang page: category3 */
:root{
  --c-primary:#E4572E;
  --c-primary-hover:#C9451F;
  --c-primary-soft:#FDEDE7;
  --c-deep:#0F4C5C;
  --c-deep-2:#0A3844;
  --c-accent:#F2B705;
  --c-ok:#2E7D5B;
  --c-ok-soft:#E6F3EC;
  --c-bg:#FAF7F2;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --c-text:#1F2328;
  --c-text-2:#5C6470;
  --c-text-3:#8A929C;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(15,76,92,.06),0 4px 12px rgba(15,76,92,.06);
  --sh-md:0 8px 24px rgba(15,76,92,.10);
  --sh-lg:0 16px 40px rgba(15,76,92,.14);
  --pad-y:88px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--c-primary);}
h1,h2,h3,h4{margin:0;color:var(--c-deep);letter-spacing:.01em;font-weight:700;}
h1{font-size:44px;line-height:1.25;}
h2{font-size:28px;line-height:1.3;}
h3{font-size:20px;line-height:1.4;}
p{margin:0 0 1.5em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1280px;}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 公告条 ---------- */
.notice-bar{
  background:var(--c-deep);
  color:#EAF4F5;
  min-height:40px;
  display:flex;
  align-items:center;
}
.notice-bar .container{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.notice-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-accent);color:#4A3300;
  font-size:12px;font-weight:700;line-height:1;
  padding:6px 10px;border-radius:6px;
  letter-spacing:.04em;white-space:nowrap;
}
.notice-text{font-size:14px;color:#CFE0E3;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.notice-close{
  background:transparent;border:0;color:#9FB8BC;cursor:pointer;
  width:28px;height:28px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;
}
.notice-close:hover{color:#fff;background:rgba(255,255,255,.08);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(250,247,242,.94);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:padding .25s ease,box-shadow .25s ease;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  min-height:72px;padding:12px 0;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary),#F0824F);
  color:#fff;font-weight:800;font-size:18px;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-sm);
}
.brand-text{font-size:17px;font-weight:700;color:var(--c-deep);letter-spacing:.02em;white-space:nowrap;}
.chip-nav{
  display:flex;align-items:center;gap:4px;
  background:#F1ECE4;border-radius:var(--r-pill);
  padding:4px;flex:1 1 auto;justify-content:center;max-width:720px;
}
.chip{
  position:relative;
  display:inline-flex;align-items:center;
  height:40px;padding:0 18px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-text-2);white-space:nowrap;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease;
}
.chip:hover{background:rgba(255,255,255,.6);color:var(--c-deep);}
.chip.is-active{
  background:#fff;color:var(--c-primary);font-weight:600;
  box-shadow:var(--sh-sm);
}
.chip.is-active::after{
  content:"";position:absolute;left:50%;bottom:4px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--c-primary);
}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--c-line);color:var(--c-deep);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ---------- 按钮 ---------- */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:10px;border:0;
  background:var(--c-primary);color:#fff;font-size:15px;font-weight:600;
  box-shadow:var(--sh-sm);cursor:pointer;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-brand:hover{background:var(--c-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:none;box-shadow:var(--sh-sm);}
.btn-brand.btn-nav{height:42px;padding:0 20px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:10px;
  background:transparent;border:1.5px solid var(--c-deep);color:var(--c-deep);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:var(--c-deep);color:#fff;transform:translateY(-1px);}
.btn-deep{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:10px;border:1px solid rgba(255,255,255,.35);
  background:rgba(255,255,255,.08);color:#fff;font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-deep:hover{background:rgba(255,255,255,.16);border-color:#fff;color:#fff;transform:translateY(-1px);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--c-primary);font-size:15px;font-weight:600;background:none;border:0;padding:0;cursor:pointer;
}
.btn-text i{transition:transform .2s ease;}
.btn-text:hover{color:var(--c-primary-hover);}
.btn-text:hover i{transform:translateX(3px);}

/* ---------- 内页页头 ---------- */
.page-hero{
  position:relative;
  background-image:linear-gradient(120deg,rgba(15,76,92,.62),rgba(10,56,68,.58)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#fff;
  padding:64px 0 72px;
  min-height:300px;
  display:flex;align-items:center;
}
.page-hero h1{color:#fff;font-size:42px;margin-bottom:14px;}
.page-hero p{color:rgba(255,255,255,.86);font-size:17px;max-width:720px;margin:0;}
.breadcrumb-line{
  font-size:12px;color:rgba(255,255,255,.72);
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:20px;
}
.breadcrumb-line a{color:rgba(255,255,255,.86);}
.breadcrumb-line a:hover{color:#fff;}
.breadcrumb-line .sep{opacity:.6;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--pad-y) 0;}
.section-head{margin-bottom:32px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;color:var(--c-primary);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);opacity:.42;border-radius:2px;}
.section-head p{color:var(--c-text-2);font-size:16px;max-width:760px;margin:12px 0 0;}
.section-head.row-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ---------- 规则卡片墙 ---------- */
.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rule-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 24px;min-height:200px;display:flex;flex-direction:column;
  box-shadow:var(--sh-sm);position:relative;overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rule-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#F3D9CE;}
.rule-card .idx{
  position:absolute;right:14px;top:6px;
  font-size:52px;font-weight:800;line-height:1;
  color:var(--c-primary);opacity:.10;letter-spacing:-.02em;
}
.rule-card .icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;
}
.rule-card h3{font-size:19px;margin-bottom:10px;}
.rule-card p{font-size:14px;color:var(--c-text-2);line-height:1.8;margin:0;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:36px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--c-primary),rgba(228,87,46,.18));
  border-radius:2px;
}
.tl-item{position:relative;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-31px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--c-primary);box-shadow:0 0 0 4px rgba(228,87,46,.10);
}
.tl-item h3{font-size:18px;display:flex;align-items:center;gap:10px;margin-bottom:8px;}
.tl-no{
  font-size:12px;font-weight:700;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:6px;padding:3px 8px;letter-spacing:.04em;
}
.tl-item p{font-size:15px;color:var(--c-text-2);margin:0;max-width:760px;}

/* ---------- 权益与公告条 ---------- */
.benefit-panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-sm);
}
.benefit-panel h3{font-size:20px;margin-bottom:18px;}
.check-list li{
  position:relative;padding-left:26px;font-size:15px;color:var(--c-text-2);
  margin-bottom:12px;line-height:1.85;
}
.check-list li:last-child{margin-bottom:0;}
.check-list li::before{
  content:"";position:absolute;left:6px;top:.72em;width:8px;height:8px;border-radius:2px;
  background:var(--c-primary);
}
.mini-note{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--c-primary-soft);border-radius:var(--r-md);
  padding:18px 20px;font-size:14px;color:#8A3A22;line-height:1.8;
}
.mini-note i{color:var(--c-primary);margin-top:4px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:#F3D9CE;box-shadow:var(--sh-md);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  min-height:72px;padding:16px 22px;background:none;border:0;text-align:left;cursor:pointer;
  color:var(--c-deep);font-size:17px;font-weight:600;line-height:1.5;
}
.faq-q .q-no{
  flex:0 0 auto;font-size:13px;font-weight:700;color:var(--c-primary);
  width:30px;height:30px;border-radius:8px;background:var(--c-primary-soft);
  display:inline-flex;align-items:center;justify-content:center;
}
.faq-q .q-text{flex:1;min-width:0;}
.faq-q .q-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1.5px solid var(--c-line);color:var(--c-deep);
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform .25s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.faq-item.is-open .faq-q .q-icon{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:rotate(180deg);}
.faq-a{display:none;padding:0 22px 22px 68px;color:var(--c-text-2);font-size:15px;line-height:1.85;}
.faq-item.is-open{background:#FDF6F2;}
.faq-item.is-open .faq-a{display:block;}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--c-deep) 0%,var(--c-deep-2) 100%);
  border-radius:var(--r-xl);
  padding:56px;
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;max-width:560px;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-deco{
  position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.12);pointer-events:none;
}
.cta-deco::after{
  content:"";position:absolute;inset:44px;border-radius:50%;border:1px solid rgba(255,255,255,.10);
}
.cta-band > *{position:relative;z-index:2;}

/* ---------- 次操作入口 ---------- */
.back-actions{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 32px;box-shadow:var(--sh-sm);
}
.back-actions .label{font-size:14px;color:var(--c-text-3);}
.back-actions .links{display:flex;gap:22px;flex-wrap:wrap;}
.back-actions .links a{font-size:15px;font-weight:600;color:var(--c-deep);display:inline-flex;align-items:center;gap:6px;}
.back-actions .links a:hover{color:var(--c-primary);}
.back-actions .links a i{font-size:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);color:#CFE0E3;padding:64px 0 0;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;font-size:17px;font-weight:700;}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--c-primary),#F0824F);}
.footer-desc{font-size:14px;color:#9FB8BC;line-height:1.9;margin:0;max-width:320px;}
.site-footer h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:18px;letter-spacing:.04em;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:#CFE0E3;transition:color .2s ease,transform .2s ease;}
.footer-links a:hover{color:var(--c-primary);transform:translateX(2px);}
.footer-note{font-size:14px;color:#9FB8BC;line-height:1.9;margin:0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:#8FA9AD;
}

/* ---------- Offcanvas 抽屉 ---------- */
.offcanvas.drawer{background:#fff;width:320px;color:var(--c-text);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--c-line);}
.drawer-body{padding:20px 22px;display:flex;flex-direction:column;gap:8px;height:calc(100% - 78px);}
.drawer-link{
  display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:var(--r-md);
  font-size:15px;color:var(--c-text-2);font-weight:500;
}
.drawer-link.is-active{
  color:var(--c-primary);font-weight:600;background:var(--c-primary-soft);
  box-shadow:inset 3px 0 0 var(--c-primary);
}
.drawer-cta{margin-top:auto;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--pad-y:72px;}
  .rule-grid{gap:20px;}
  .page-hero h1{font-size:38px;}
}
@media (max-width:991px){
  :root{--pad-y:64px;}
  .chip-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .btn-brand.btn-nav{display:none;}
  .rule-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:44px;flex-direction:column;align-items:flex-start;}
  .page-hero h1{font-size:34px;}
  .page-hero{min-height:260px;padding:48px 0 56px;}
}
@media (max-width:767px){
  :root{--pad-y:48px;}
  body{font-size:16px;}
  h1{font-size:30px;}
  h2{font-size:23px;}
  .page-hero h1{font-size:28px;}
  .page-hero p{font-size:15px;}
  .rule-grid{grid-template-columns:1fr;}
  .rule-card{min-height:auto;padding:22px 20px;}
  .timeline{padding-left:30px;}
  .benefit-panel{padding:24px 20px;}
  .faq-q{font-size:16px;padding:14px 18px;min-height:64px;}
  .faq-a{padding:0 18px 18px 60px;}
  .cta-band{padding:32px 24px;border-radius:var(--r-lg);}
  .cta-band h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,.cta-actions .btn-deep{width:100%;}
  .back-actions{padding:22px 20px;flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:48px;margin-top:64px;}
  .notice-text{font-size:13px;}
}
@media (max-width:519px){
  .container{padding:0 18px;}
  .brand-text{font-size:15px;}
  .page-hero{padding:36px 0 44px;}
  .rule-card .idx{font-size:42px;}
  .tl-item h3{font-size:16px;flex-wrap:wrap;}
}

/* roulang page: category2 */
:root{
  --c-primary:#E4572E;
  --c-primary-hover:#C9451F;
  --c-primary-soft:#FDEDE7;
  --c-deep:#0F4C5C;
  --c-deep-2:#0A3844;
  --c-accent:#F2B705;
  --c-ok:#2E7D5B;
  --c-ok-soft:#E7F3EC;
  --c-bg:#FAF7F2;
  --c-surface:#FFFFFF;
  --c-line:#E8E1D8;
  --c-chip-bg:#F1ECE4;
  --c-text:#1F2328;
  --c-text-2:#5C6470;
  --c-text-3:#8A929C;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(15,76,92,.06),0 4px 12px rgba(15,76,92,.06);
  --sh-md:0 8px 24px rgba(15,76,92,.10);
  --sh-lg:0 16px 40px rgba(15,76,92,.14);
  --s1:8px;--s2:16px;--s3:24px;--s4:32px;--s5:48px;--s6:64px;--s7:88px;
}
*,*::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,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;color:var(--c-deep);font-weight:700;}
h1{font-size:38px;line-height:1.25;}
h2{font-size:28px;line-height:1.3;}
h3{font-size:21px;line-height:1.4;}
p{margin:0 0 1.5em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1280px;}}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}

/* ---------- 顶部提示条 ---------- */
.topbar{
  background:var(--c-deep-2);
  color:#DCEAEE;
  font-size:13px;
}
.topbar-inner{
  display:flex;align-items:center;gap:14px;
  min-height:40px;flex-wrap:wrap;
}
.topbar-tag{
  display:inline-flex;align-items:center;
  height:22px;padding:0 10px;border-radius:var(--r-pill);
  background:var(--c-accent);color:#3B2C00;
  font-size:12px;font-weight:700;
}
.topbar-text{flex:1 1 auto;min-width:160px;}
.topbar-link{
  color:#fff;font-weight:600;font-size:13px;
  border-bottom:1px solid rgba(255,255,255,.45);
  padding-bottom:1px;transition:color .2s,border-color .2s;
}
.topbar-link:hover{color:var(--c-accent);border-color:var(--c-accent);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 1px 2px rgba(15,76,92,.04);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:72px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--c-primary),#F07C4E);
  color:#fff;font-weight:700;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(228,87,46,.28);
}
.brand-text{font-size:18px;font-weight:700;color:var(--c-deep);letter-spacing:.02em;white-space:nowrap;}
.chip-nav{
  display:flex;align-items:center;gap:4px;
  background:var(--c-chip-bg);
  border-radius:var(--r-pill);
  padding:4px;
  margin:0 auto;
}
.chip{
  position:relative;
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--c-text-2);
  white-space:nowrap;
  transition:background .2s,color .2s,box-shadow .2s;
}
.chip:hover{background:rgba(255,255,255,.6);color:var(--c-deep);}
.chip.is-active{
  background:#fff;color:var(--c-primary);font-weight:600;
  box-shadow:var(--sh-sm);
}
.chip.is-active::after{
  content:"";position:absolute;left:50%;bottom:5px;
  width:18px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:translateX(-50%);
}
.header-cta{flex:0 0 auto;margin-left:32px;display:flex;align-items:center;}
.nav-toggle{
  margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--c-deep);font-size:18px;
  transition:border-color .2s,color .2s;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}
.mobile-nav{width:min(86vw,340px);background:var(--c-surface);border-left:1px solid var(--c-line);}
.mobile-nav .offcanvas-header{
  border-bottom:1px solid var(--c-line);
  padding:18px 20px;
}
.mobile-nav .offcanvas-body{padding:18px 16px 24px;}
.mobile-chip-list{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.mobile-chip-list .chip{
  display:block;height:auto;padding:13px 16px;border-radius:12px;
  color:var(--c-text-2);text-align:left;
}
.mobile-chip-list .chip.is-active{
  background:var(--c-primary-soft);color:var(--c-primary);
  border-left:3px solid var(--c-primary);border-radius:8px;
  box-shadow:none;
}
.mobile-chip-list .chip.is-active::after{display:none;}

/* ---------- 按钮 ---------- */
.btn-brand,.btn-ghost,.btn-deep{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:10px;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  cursor:pointer;border:0;white-space:nowrap;
  transition:background .2s,color .2s,transform .2s,box-shadow .2s,border-color .2s;
}
.btn-brand{background:var(--c-primary);color:#fff;box-shadow:var(--sh-sm);}
.btn-brand:hover{background:var(--c-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:translateY(0);box-shadow:var(--sh-sm);}
.btn-ghost{background:transparent;color:var(--c-deep);border:1.5px solid var(--c-deep);}
.btn-ghost:hover{background:var(--c-deep);color:#fff;}
.btn-deep{background:var(--c-deep);color:#fff;box-shadow:var(--sh-sm);}
.btn-deep:hover{background:var(--c-deep-2);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--c-primary);font-weight:600;font-size:14.5px;
  background:none;border:0;padding:0;cursor:pointer;
}
.btn-text i{transition:transform .2s;}
.btn-text:hover{color:var(--c-primary-hover);}
.btn-text:hover i{transform:translateX(3px);}
.btn-sm{padding:0 20px;height:40px;font-size:14px;}

/* ---------- 页面头图 ---------- */
.page-hero{
  position:relative;
  display:flex;align-items:center;
  min-height:300px;
  padding:56px 0;
  color:#fff;
  background-image:linear-gradient(rgba(15,76,92,.62),rgba(10,56,68,.74)),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:12px;color:rgba(255,255,255,.78);
  margin-bottom:18px;
}
.crumb a{color:rgba(255,255,255,.78);transition:color .2s;}
.crumb a:hover{color:#fff;}
.crumb .sep{opacity:.6;}
.crumb .current{color:#fff;font-weight:600;}
.page-hero h1{
  color:#fff;
  font-size:38px;
  max-width:800px;
}
.page-hero .hero-sub{
  margin:16px 0 0;
  max-width:660px;
  font-size:16.5px;line-height:1.85;
  color:rgba(255,255,255,.88);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:13px;font-weight:500;
}
.hero-tag i{color:var(--c-accent);font-size:12px;}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0;}
.section--alt{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{margin-bottom:32px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--c-primary);text-transform:uppercase;
  margin-bottom:12px;
}
.eyebrow::before{
  content:"";width:22px;height:2px;border-radius:2px;background:var(--c-primary);
}
.section-title{font-size:28px;line-height:1.3;}
.section-desc{margin-top:14px;font-size:16px;color:var(--c-text-2);line-height:1.85;}

/* ---------- 概览卡 ---------- */
.overview-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:24px;
}
.ov-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--sh-sm);
  transition:transform .25s,box-shadow .25s;
  position:relative;
  overflow:hidden;
}
.ov-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);}
.ov-card--lead{background:linear-gradient(160deg,#fff 0%,#FFF7F3 100%);}
.ov-card .ov-kicker{
  font-size:12.5px;font-weight:700;letter-spacing:.1em;
  color:var(--c-primary);margin-bottom:10px;
}
.ov-card h3{font-size:21px;margin-bottom:12px;}
.ov-card p{font-size:14.5px;color:var(--c-text-2);line-height:1.85;margin-bottom:18px;}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:14.5px;color:var(--c-text-2);
  margin-bottom:10px;line-height:1.8;
}
.check-list li:last-child{margin-bottom:0;}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:8px;height:8px;border-radius:2px;
  background:var(--c-primary);
  transform:rotate(45deg);
}
.overview-strip{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  margin-top:24px;
}
.strip-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:22px 24px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.strip-item:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:#DCD2C6;}
.strip-icon{
  flex:0 0 42px;width:42px;height:42px;border-radius:12px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.strip-item h4{font-size:16px;margin-bottom:6px;}
.strip-item p{font-size:13.5px;color:var(--c-text-2);line-height:1.75;margin:0;}

/* ---------- Zigzag 图文交错 ---------- */
.zigzag{display:flex;flex-direction:column;gap:64px;}
.zz-row{
  display:grid;grid-template-columns:5fr 7fr;
  gap:48px;align-items:center;
}
.zz-row.is-reverse{grid-template-columns:7fr 5fr;}
.zz-row.is-reverse .zz-media{order:2;}
.zz-media{
  position:relative;
  aspect-ratio:4/3;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-md);
  background:#EDE7DE;
}
.zz-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.zz-media:hover img{transform:scale(1.03);}
.zz-index{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:.1em;
  color:var(--c-primary);margin-bottom:12px;
}
.zz-index .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:8px;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13px;font-weight:700;
}
.zz-body h3{font-size:22px;margin-bottom:14px;}
.zz-body p{font-size:15.5px;color:var(--c-text-2);line-height:1.9;margin-bottom:16px;}
.zz-points li{
  position:relative;padding-left:24px;
  font-size:14.5px;color:var(--c-text-2);line-height:1.8;
  margin-bottom:8px;
}
.zz-points li::before{
  content:"";position:absolute;left:0;top:9px;
  width:7px;height:7px;border-radius:50%;background:var(--c-primary);
}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-sm);
  transition:transform .25s,box-shadow .25s;
  display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-lg);}
.scene-thumb{aspect-ratio:16/9;overflow:hidden;background:#EDE7DE;}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.scene-card:hover .scene-thumb img{transform:scale(1.04);}
.scene-body{padding:24px;flex:1 1 auto;display:flex;flex-direction:column;}
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;
  background:var(--c-primary-soft);color:var(--c-primary);
  margin-bottom:14px;align-self:flex-start;
}
.badge-pill.is-ok{background:var(--c-ok-soft);color:var(--c-ok);}
.scene-body h3{font-size:18px;margin-bottom:10px;}
.scene-body p{font-size:14px;color:var(--c-text-2);line-height:1.8;margin-bottom:0;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:0;}
.tl-item{
  position:relative;
  padding:0 0 32px 44px;
  border-left:2px solid var(--c-line);
  margin-left:16px;
}
.tl-item:last-child{border-left-color:transparent;padding-bottom:0;}
.tl-dot{
  position:absolute;left:-16px;top:0;
  width:30px;height:30px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);
  color:var(--c-primary);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.tl-title{font-size:17px;font-weight:700;color:var(--c-deep);margin-bottom:8px;}
.tl-text{font-size:14.5px;color:var(--c-text-2);line-height:1.85;margin:0;}
.tl-note{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:var(--c-text-3);margin-top:8px;
}

/* ---------- FAQ ---------- */
.faq-list{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-sm);
}
.faq-item + .faq-item{border-top:1px solid var(--c-line);}
.faq-q{
  width:100%;
  display:flex;align-items:center;gap:16px;
  min-height:72px;padding:16px 26px;
  background:none;border:0;text-align:left;cursor:pointer;
  transition:background .2s;
}
.faq-q:hover{background:#FFFAF7;}
.faq-q[aria-expanded="true"]{background:#FDF6F2;}
.faq-num{
  flex:0 0 auto;
  font-size:13px;font-weight:700;color:var(--c-primary);
  letter-spacing:.06em;
}
.faq-text{
  flex:1 1 auto;
  font-size:16.5px;font-weight:600;color:var(--c-deep);line-height:1.55;
}
.faq-icon{
  position:relative;flex:0 0 20px;width:20px;height:20px;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%);
  background:var(--c-deep);border-radius:2px;
  transition:transform .25s,opacity .25s;
}
.faq-icon::before{width:14px;height:2px;}
.faq-icon::after{width:2px;height:14px;}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-a{
  padding:0 26px 26px 68px;
  font-size:15.5px;color:var(--c-text-2);line-height:1.9;
}
.faq-a p{margin:0;}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  position:relative;
  background:linear-gradient(140deg,var(--c-deep) 0%,var(--c-deep-2) 100%);
  border-radius:var(--r-xl);
  padding:56px;
  color:#fff;
  overflow:hidden;
  box-shadow:var(--sh-md);
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;
  width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 0 0 44px rgba(255,255,255,.05);
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:14px;}
.cta-band p{
  color:rgba(255,255,255,.82);font-size:15.5px;line-height:1.9;margin:0;max-width:560px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff;}
.cta-band .btn-ghost:hover{background:#fff;color:var(--c-deep);border-color:#fff;}

/* ---------- 返回入口 ---------- */
.back-nav{
  display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;
  padding:28px 0 0;
}
.back-nav .bn-label{font-size:14px;color:var(--c-text-3);}
.back-nav a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:var(--c-deep);
  padding:10px 18px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:#fff;
  transition:border-color .2s,color .2s,transform .2s,box-shadow .2s;
}
.back-nav a:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-sm);}
.back-nav a i{font-size:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-deep);
  color:#CFE0E3;
  padding:64px 0 0;
  margin-top:88px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;color:#fff;margin-bottom:16px;
}
.footer-brand .brand-mark{
  width:32px;height:32px;border-radius:9px;font-size:16px;
  background:linear-gradient(140deg,var(--c-primary),#F07C4E);
}
.footer-desc{font-size:14px;line-height:1.85;color:#B7CFD4;margin:0;}
.site-footer h4{
  font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  font-size:14px;color:#CFE0E3;
  transition:color .2s,transform .2s;
  display:inline-block;
}
.footer-links a:hover{color:var(--c-primary);transform:translateX(2px);}
.footer-note{font-size:13.5px;line-height:1.9;color:#B7CFD4;margin:0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;
  font-size:12px;color:#9FBAC0;
}

/* ---------- 响应式 ---------- */
@media (min-width:992px) and (max-width:1199.98px){
  .chip-nav{
    overflow-x:auto;scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
    mask-image:linear-gradient(to right,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
    -webkit-mask-image:linear-gradient(to right,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
  }
  .chip-nav::-webkit-scrollbar{display:none;}
  .chip{padding:0 14px;font-size:13.5px;}
  .header-cta{margin-left:16px;}
  .header-cta .btn-brand{padding:0 18px;font-size:14px;}
}
@media (max-width:1199.98px){
  .overview-grid{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:991.98px){
  h1{font-size:30px;}
  .page-hero h1{font-size:30px;}
  .section{padding:64px 0;}
  .section-title{font-size:24px;}
  .zz-row,
  .zz-row.is-reverse{grid-template-columns:1fr;gap:28px;}
  .zz-row.is-reverse .zz-media{order:0;}
  .zigzag{gap:56px;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .overview-strip{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:40px;}
  .site-footer{margin-top:64px;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .page-hero{min-height:260px;padding:44px 0;}
  .page-hero h1{font-size:27px;}
  .page-hero .hero-sub{font-size:15px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:24px;}
  .scene-grid{grid-template-columns:1fr;}
  .faq-q{padding:14px 18px;gap:12px;min-height:64px;}
  .faq-text{font-size:15.5px;}
  .faq-a{padding:0 18px 22px 46px;font-size:15px;}
  .ov-card{padding:24px;}
  .cta-band{padding:32px 24px;border-radius:var(--r-lg);}
  .cta-band h2{font-size:23px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn-brand,
  .cta-actions .btn-ghost{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .site-footer{margin-top:48px;}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px;}
  .topbar-inner{font-size:12.5px;gap:10px;padding:8px 0;}
  .topbar-text{flex-basis:100%;order:3;}
  .header-inner{min-height:64px;}
  .brand-text{font-size:16px;}
  .btn-brand,.btn-ghost,.btn-deep{width:100%;}
  .hero-tags{gap:8px;}
  .hero-tag{font-size:12px;height:26px;padding:0 11px;}
}