/* roulang page: index */
:root{
  --c-primary:#E2542A;
  --c-primary-d:#B33A16;
  --c-primary-soft:rgba(226,84,42,.12);
  --c-secondary:#123B36;
  --c-secondary-l:#2D6A5F;
  --c-secondary-soft:rgba(45,106,95,.12);
  --c-amber:#F0A93B;
  --c-bg:#FAF5EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#F4EDE3;
  --c-border:#E7DCCE;
  --c-line:rgba(34,28,22,.08);
  --c-text:#221C16;
  --c-text-2:#6E6459;
  --c-text-inv:#FDFAF6;
  --c-success:#2E7D5B;
  --c-warn:#C2410C;
  --c-error:#B4241C;
  --r-xs:8px;
  --r-sm:10px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:20px;
  --sh-1:0 1px 2px rgba(34,28,22,.05);
  --sh-2:0 8px 24px -12px rgba(34,28,22,.18);
  --sh-3:0 20px 48px -24px rgba(34,28,22,.28);
  --ease:cubic-bezier(.32,.72,0,1);
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","DIN Alternate",ui-sans-serif,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-sans);
  font-size:1.0625rem;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-secondary-l);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--c-primary);}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:700;color:var(--c-text);letter-spacing:0;}
h1{font-size:clamp(2rem,4.4vw,3.5rem);line-height:1.15;font-weight:800;letter-spacing:.01em;}
h2{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.28;}
h3{font-size:1.25rem;line-height:1.35;font-weight:600;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(226,84,42,.45);outline-offset:2px;border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* 容器 */
.grid-container{
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:24px;
  padding-right:24px;
}
@media screen and (min-width:1200px){
  .grid-container{max-width:1240px;}
}
.section{padding:64px 0;}
.section--tight{padding:52px 0;}
.section--alt{background-color:var(--c-surface-2);}
@media screen and (min-width:640px){
  .section{padding:80px 0;}
  .section--tight{padding:64px 0;}
}
@media screen and (min-width:1024px){
  .section{padding:112px 0;}
  .section--tight{padding:80px 0;}
}

/* 通用文本 */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:.8125rem;font-weight:700;letter-spacing:.1em;
  color:var(--c-primary);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--c-primary);}
.section-head{max-width:780px;margin-bottom:36px;}
.section-head--wide{max-width:900px;}
.section-head p{color:var(--c-text-2);font-size:1.0625rem;}
.lead-text{color:var(--c-text-2);}
.text-muted{color:var(--c-text-2);}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:var(--r-md);
  font-size:1rem;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  white-space:nowrap;
}
button.btn{background-image:none;margin:0;}
.btn svg{width:16px;height:16px;flex:0 0 auto;transition:transform .24s var(--ease);}
.btn-primary{background-color:var(--c-primary);color:#fff;box-shadow:var(--sh-2);}
.btn-primary:hover,.btn-primary:focus{background-color:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px -10px rgba(226,84,42,.45);}
.btn-ghost{background-color:transparent;color:var(--c-secondary);border-color:var(--c-border);}
.btn-ghost:hover,.btn-ghost:focus{color:var(--c-primary);border-color:var(--c-primary);background-color:var(--c-primary-soft);}
.btn-light{background-color:rgba(253,250,246,.14);color:var(--c-text-inv);border-color:rgba(253,250,246,.34);}
.btn-light:hover,.btn-light:focus{background-color:rgba(253,250,246,.24);color:#fff;}
.btn-sm{height:42px;padding:0 18px;font-size:.875rem;border-radius:var(--r-sm);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.btn.is-loading{color:transparent;position:relative;}
.btn.is-loading::after{
  content:"";position:absolute;top:50%;left:50%;width:16px;height:16px;margin:-8px 0 0 -8px;
  border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
.arrow-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.9375rem;font-weight:600;color:var(--c-secondary-l);
}
.arrow-link svg{width:15px;height:15px;transition:transform .24s var(--ease);}
.arrow-link:hover{color:var(--c-primary);}
.arrow-link:hover svg{transform:translateX(4px);}

/* 徽章与标签 */
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  font-size:.75rem;font-weight:600;line-height:1.7;
  background-color:var(--c-secondary-soft);color:var(--c-secondary-l);
}
.badge-amber{background-color:var(--c-amber);color:#3A250A;}
.badge-line{background-color:transparent;border:1px solid var(--c-border);color:var(--c-text-2);}
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:999px;
  background-color:var(--c-surface);border:1px solid var(--c-border);
  font-size:.8125rem;color:var(--c-text-2);transition:all .24s var(--ease);
}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);background-color:var(--c-primary-soft);}

/* 导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  transition:background-color .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
  background-color:rgba(255,255,255,.12);
  border-bottom:1px solid rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  backdrop-filter:blur(16px) saturate(150%);
  box-shadow:0 6px 24px -18px rgba(18,59,54,.6);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:76px;transition:height .28s var(--ease);}
.site-header.is-scrolled{
  background-color:rgba(250,245,238,.94);
  border-bottom-color:var(--c-border);
  box-shadow:var(--sh-2);
}
.site-header.is-scrolled .nav-inner{height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;flex:0 0 auto;}
.brand-text{
  font-family:var(--font-num);
  font-size:1.125rem;font-weight:800;letter-spacing:.02em;
  color:var(--c-text-inv);transition:color .28s var(--ease);
}
.site-header.is-scrolled .brand-text{color:var(--c-text);}
.nav-menu{display:flex;align-items:center;gap:4px;}
.nav-menu a{
  position:relative;display:inline-block;
  padding:10px 14px;border-radius:var(--r-sm);
  font-size:.9375rem;font-weight:600;
  color:rgba(253,250,246,.92);
  transition:color .24s var(--ease),background-color .24s var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:4px;width:0;height:2px;border-radius:2px;
  background-color:var(--c-primary);transform:translateX(-50%);
  transition:width .18s var(--ease);
}
.nav-menu a:hover{color:#fff;background-color:rgba(255,255,255,.10);}
.nav-menu a:hover::after{width:22px;}
.nav-menu a.is-active{color:#fff;background-color:rgba(255,255,255,.16);}
.nav-menu a.is-active::after{width:22px;}
.site-header.is-scrolled .nav-menu a{color:var(--c-text);}
.site-header.is-scrolled .nav-menu a:hover{color:var(--c-primary);background-color:var(--c-surface-2);}
.site-header.is-scrolled .nav-menu a.is-active{color:var(--c-primary);background-color:var(--c-surface-2);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid rgba(255,255,255,.28);background-color:rgba(255,255,255,.10);
  color:var(--c-text-inv);cursor:pointer;transition:all .24s var(--ease);
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{background-color:rgba(255,255,255,.22);color:#fff;}
.site-header.is-scrolled .icon-btn{color:var(--c-text);border-color:var(--c-border);background-color:var(--c-surface);}
.site-header.is-scrolled .icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);}
.nav-search{position:relative;}
.nav-search-form{
  position:absolute;right:0;top:calc(100% + 12px);
  display:none;align-items:center;gap:8px;
  padding:12px;border-radius:var(--r-lg);
  background-color:var(--c-surface);border:1px solid var(--c-border);box-shadow:var(--sh-3);
  width:340px;
}
.nav-search.is-open .nav-search-form{display:flex;}
.nav-search-form input{
  flex:1;height:42px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--c-border);background-color:var(--c-bg);
  font-size:.9375rem;color:var(--c-text);font-family:inherit;
}
.nav-search-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft);}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.28);
  background-color:rgba(255,255,255,.10);color:var(--c-text-inv);cursor:pointer;
}
.nav-toggle svg{width:22px;height:22px;}
.site-header.is-scrolled .nav-toggle{color:var(--c-text);border-color:var(--c-border);background-color:var(--c-surface);}
.nav-toggle .icon-close{display:none;}
.nav-toggle.is-open .icon-menu{display:none;}
.nav-toggle.is-open .icon-close{display:block;}

.nav-drawer{
  position:fixed;inset:0;z-index:110;
  background-color:var(--c-bg);
  padding:96px 24px 32px;
  display:none;flex-direction:column;gap:6px;
  overflow-y:auto;
}
.nav-drawer.is-open{display:flex;}
.nav-drawer a{
  display:block;padding:16px 4px;border-bottom:1px solid var(--c-line);
  font-size:1.125rem;font-weight:600;color:var(--c-text);
}
.nav-drawer a.is-active{color:var(--c-primary);}
.nav-drawer .drawer-cta{margin-top:24px;}
.nav-drawer .drawer-meta{margin-top:20px;font-size:.875rem;color:var(--c-text-2);}

@media screen and (max-width:1023.98px){
  .nav-menu,.nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  padding:150px 0 56px;
  color:var(--c-text-inv);
  background-color:var(--c-secondary);
  background-image:
    linear-gradient(115deg,rgba(18,59,54,.90) 0%,rgba(18,59,54,.78) 44%,rgba(178,70,35,.66) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 2px,transparent 2px 14px);
  opacity:.7;
}
.hero > .grid-container{position:relative;z-index:2;}
.hero-grid{align-items:center;}
.hero-title{color:var(--c-text-inv);margin-bottom:20px;}
.hero-sub{font-size:1.0625rem;line-height:1.9;color:rgba(253,250,246,.88);max-width:34em;margin-bottom:32px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px;border-top:1px solid rgba(253,250,246,.22);padding-top:26px;}
.hero-stats li{min-width:120px;}
.hero-stats strong{
  display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:1.75rem;font-weight:800;line-height:1.2;color:#fff;
}
.hero-stats span{font-size:.8125rem;color:rgba(253,250,246,.78);}
.hero-visual{position:relative;padding:24px 0 8px;}
.hero-photo{
  margin:0;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid rgba(253,250,246,.24);box-shadow:var(--sh-3);
  transform:rotate(-2deg);
  background-color:rgba(253,250,246,.08);
}
.hero-photo img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.glass-card{
  position:absolute;left:0;bottom:-8px;width:min(300px,86%);
  padding:18px 20px;border-radius:var(--r-lg);
  background-color:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  backdrop-filter:blur(16px) saturate(150%);
  box-shadow:var(--sh-3);
}
.glass-title{font-size:.8125rem;font-weight:700;letter-spacing:.05em;color:rgba(253,250,246,.86);margin-bottom:10px;}
.glass-note{font-size:.8125rem;line-height:1.6;color:rgba(253,250,246,.78);margin:10px 0 0;}
.countdown{display:flex;gap:8px;}
.count-unit{
  flex:1;text-align:center;padding:8px 4px;border-radius:var(--r-sm);
  background-color:rgba(18,59,54,.34);border:1px solid rgba(255,255,255,.16);
}
.count-num{
  display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:1.5rem;font-weight:800;line-height:1.15;color:var(--c-amber);
}
.count-label{display:block;font-size:.6875rem;color:rgba(253,250,246,.74);}
.trust-bar{
  margin-top:52px;padding:16px 20px;border-radius:var(--r-lg);
  background-color:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  backdrop-filter:blur(16px) saturate(150%);
  font-size:.875rem;color:rgba(253,250,246,.90);
}
.trust-bar ul{display:flex;flex-wrap:wrap;gap:10px 28px;}
.trust-bar li{display:inline-flex;align-items:center;gap:8px;}
.trust-bar svg{width:15px;height:15px;color:var(--c-amber);flex:0 0 auto;}
@media screen and (max-width:1023.98px){
  .hero{padding-top:130px;}
  .hero-visual{margin-top:44px;max-width:520px;}
  .glass-card{position:static;width:100%;margin-top:-30px;}
  .hero-photo{transform:none;}
}
@media screen and (max-width:639.98px){
  .hero{padding:120px 0 48px;min-height:auto;}
  .hero-stats{gap:20px;}
  .hero-stats li{min-width:calc(50% - 10px);}
}

/* 优惠阶梯 */
.tier-card{
  position:relative;height:100%;display:flex;flex-direction:column;
  padding:30px 24px 26px;border-radius:var(--r-lg);
  background-color:var(--c-surface);border:1px solid var(--c-border);
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.tier-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  border-radius:var(--r-lg) var(--r-lg) 0 0;background-color:var(--c-secondary-l);
}
.tier-card[data-step="2"]::before{height:5px;background-color:var(--c-secondary-l);}
.tier-card[data-step="3"]::before{height:6px;background-color:var(--c-primary);}
.tier-card[data-step="4"]::before{height:8px;background-color:var(--c-primary);}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.tier-card--featured{border:2px solid var(--c-primary);box-shadow:var(--sh-3);padding-top:38px;}
.tier-card--featured:hover{transform:translateY(-8px);}
.tier-head{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.tier-num{
  width:44px;height:44px;flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:1rem;font-weight:800;
  background-color:var(--c-surface-2);color:var(--c-secondary);
}
.tier-card--featured .tier-num{background-color:var(--c-primary-soft);color:var(--c-primary);}
.tier-name{font-size:1.125rem;font-weight:700;line-height:1.3;margin:0;}
.tier-for{font-size:.8125rem;color:var(--c-text-2);}
.tier-price{display:flex;align-items:baseline;gap:6px;margin-bottom:18px;}
.tier-price .num{font-size:2.25rem;font-weight:800;color:var(--c-text);line-height:1.1;}
.tier-price small{font-size:.875rem;color:var(--c-text-2);}
.tier-list{flex:1;margin-bottom:22px;}
.tier-list li{
  display:flex;gap:10px;align-items:flex-start;
  padding:9px 0;border-bottom:1px dashed var(--c-line);
  font-size:.9375rem;color:var(--c-text-2);line-height:1.7;
}
.tier-list li:last-child{border-bottom:0;}
.tier-list svg{width:16px;height:16px;flex:0 0 auto;margin-top:7px;color:var(--c-secondary-l);}
.tier-flag{
  position:absolute;top:-1px;right:18px;
  padding:6px 14px;border-radius:0 0 10px 10px;
  background-color:var(--c-primary);color:#fff;
  font-size:.75rem;font-weight:700;letter-spacing:.04em;
}

/* 套餐对比 */
.plan-card{
  position:relative;height:100%;display:flex;flex-direction:column;
  padding:32px 26px;border-radius:var(--r-lg);
  background-color:var(--c-surface);border:1px solid var(--c-border);
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.plan-card:hover{border-color:var(--c-secondary-l);box-shadow:var(--sh-2);transform:translateY(-4px);}
.plan-card--best{
  border:2px solid var(--c-primary);box-shadow:var(--sh-3);
  transform:translateY(-8px);
}
.plan-card--best:hover{transform:translateY(-12px);}
.ribbon{
  position:absolute;top:-1px;right:22px;
  padding:6px 14px;border-radius:0 0 10px 10px;
  background-color:var(--c-primary);color:#fff;
  font-size:.75rem;font-weight:700;letter-spacing:.04em;
}
.plan-name{font-size:1.25rem;font-weight:700;margin:0 0 4px;}
.plan-desc{font-size:.875rem;color:var(--c-text-2);margin-bottom:20px;}
.price{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;margin-bottom:6px;}
.price-now{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:2.5rem;font-weight:800;line-height:1.05;color:var(--c-text);}
.price-unit{font-size:.9375rem;color:var(--c-text-2);}
.price-was{font-size:.8125rem;color:var(--c-text-2);text-decoration:line-through;}
.price-save{margin-bottom:22px;}
.plan-features{flex:1;margin:0 0 24px;}
.plan-features li{
  display:flex;gap:10px;align-items:flex-start;
  padding:10px 0;border-bottom:1px solid var(--c-line);
  font-size:.9375rem;color:var(--c-text);
}
.plan-features li:last-child{border-bottom:0;}
.plan-features svg{width:16px;height:16px;flex:0 0 auto;margin-top:6px;}
.plan-features .yes{color:var(--c-success);}
.plan-features .no{color:#B9AE9F;}
.plan-features li.off{color:var(--c-text-2);}
.plan-note{font-size:.8125rem;color:var(--c-text-2);margin-top:12px;text-align:center;}

/* 限时条带 */
.flash-band{
  background-color:var(--c-secondary);
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 2px,transparent 2px 16px);
  color:var(--c-text-inv);
  padding:56px 0;
}
.flash-band h2{color:var(--c-text-inv);margin-bottom:10px;}
.flash-band p{color:rgba(253,250,246,.82);}
.flash-grid{align-items:center;}
.flash-count{padding:8px 0;}
.flash-count .countdown{max-width:280px;}
.flash-count .count-num{font-size:1.75rem;}
.flash-count .count-unit{background-color:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);}
.flash-cta{display:flex;justify-content:flex-end;}
@media screen and (max-width:1023.98px){
  .flash-cta{justify-content:flex-start;margin-top:26px;}
  .flash-count{margin:22px 0 0;}
}

/* 图文交错 */
.feature-row{margin-bottom:64px;}
.feature-row:last-child{margin-bottom:0;}
.feature-media{margin-bottom:28px;}
.feature-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh-2);
}
.feature-index{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-size:.8125rem;font-weight:700;letter-spacing:.12em;
  color:var(--c-primary);margin-bottom:12px;
}
.feature-copy h3{font-size:clamp(1.375rem,2.2vw,1.75rem);font-weight:700;line-height:1.32;margin-bottom:14px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;font-size:.9375rem;color:var(--c-text-2);line-height:1.75;
}
.check-list svg{width:18px;height:18px;flex:0 0 auto;margin-top:6px;color:var(--c-primary);}
.check-list strong{color:var(--c-text);font-weight:600;}
@media screen and (min-width:1024px){
  .feature-row{align-items:center;}
  .feature-row--reverse .feature-media{order:2;}
  .feature-row--reverse .feature-copy{order:1;}
  .feature-media{margin-bottom:0;}
}

/* 资讯列表 */
.news-card{
  position:relative;height:100%;display:flex;flex-direction:column;
  background-color:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-border);}
.news-thumb{position:relative;display:block;background-color:rgba(45,106,95,.08);}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.news-thumb .badge{position:absolute;left:14px;top:14px;background-color:rgba(255,255,255,.92);color:var(--c-secondary);box-shadow:var(--sh-1);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-title{font-size:1.0625rem;line-height:1.5;font-weight:600;margin:0 0 10px;}
.news-title a{color:var(--c-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-title a:hover{color:var(--c-primary);}
.news-summary{
  font-size:.9375rem;color:var(--c-text-2);line-height:1.8;margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;}
.news-foot time{font-size:.8125rem;color:var(--c-text-2);font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.empty-state{
  padding:48px 24px;border-radius:var(--r-lg);
  background-color:var(--c-surface);border:1px dashed var(--c-border);
  text-align:center;color:var(--c-text-2);
}
.empty-state svg{width:40px;height:40px;color:var(--c-secondary-l);margin-bottom:14px;}
.empty-state p{margin:0 0 12px;}

/* 佐证 */
.stat-band{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1px;
  background-color:var(--c-border);border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--c-border);
}
.stat-band div{background-color:var(--c-surface);padding:26px 22px;}
.stat-band strong{
  display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:2rem;font-weight:800;line-height:1.15;color:var(--c-primary);
}
.stat-band span{font-size:.875rem;color:var(--c-text-2);}
@media screen and (min-width:768px){.stat-band{grid-template-columns:repeat(4,1fr);}}
.quote-card{
  height:100%;display:flex;flex-direction:column;
  padding:26px 24px;border-radius:var(--r-lg);
  background-color:var(--c-surface);border:1px solid var(--c-border);
  box-shadow:var(--sh-1);
}
.quote-mark{color:var(--c-primary);margin-bottom:12px;}
.quote-mark svg{width:26px;height:26px;}
.quote-card p{font-size:.9375rem;line-height:1.85;color:var(--c-text);margin-bottom:20px;}
.quote-who{margin-top:auto;display:flex;align-items:center;gap:12px;}
.quote-avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background-color:var(--c-secondary-soft);color:var(--c-secondary);
  font-weight:700;font-size:.9375rem;
}
.quote-who strong{display:block;font-size:.9375rem;font-weight:600;line-height:1.4;}
.quote-who span{font-size:.8125rem;color:var(--c-text-2);}

/* FAQ */
.faq-accordion{margin:0;padding:0;list-style:none;background-color:transparent;border:0;}
.faq-accordion li{list-style:none;margin:0;}
.faq-accordion .accordion-item{
  background-color:transparent;
  border:0;
  border-bottom:1px solid var(--c-line);
}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--c-line);}
.faq-accordion .accordion-title{
  position:relative;display:block;
  padding:22px 56px 22px 0;
  font-size:1.0625rem;font-weight:600;line-height:1.6;
  color:var(--c-text);background-color:transparent;border:0;
  transition:color .24s var(--ease);
}
.faq-accordion .accordion-title:hover{color:var(--c-primary);}
.faq-accordion .accordion-title::before{
  content:"+";
  position:absolute;right:6px;top:50%;
  width:32px;height:32px;margin:0;float:none;
  display:flex;align-items:center;justify-content:center;
  transform:translateY(-50%);
  border-radius:50%;border:1px solid var(--c-border);
  background-color:var(--c-surface);color:var(--c-primary);
  font-size:1.125rem;font-weight:400;line-height:1;
  transition:transform .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.faq-accordion .accordion-item.is-active .accordion-title::before{
  transform:translateY(-50%) rotate(45deg);
  background-color:var(--c-primary);border-color:var(--c-primary);color:#fff;
}
.faq-accordion .accordion-content{
  padding:0 56px 24px 0;
  border:0;background-color:transparent;
  font-size:.9375rem;line-height:1.9;color:var(--c-text-2);
}
.faq-aside{
  padding:28px 26px;border-radius:var(--r-lg);
  background-color:var(--c-surface);border:1px solid var(--c-border);box-shadow:var(--sh-1);
}
.faq-aside h3{margin-bottom:10px;}
.faq-aside p{font-size:.9375rem;color:var(--c-text-2);margin-bottom:20px;}
.faq-aside ul{margin-bottom:22px;}
.faq-aside li{display:flex;gap:10px;align-items:flex-start;padding:8px 0;font-size:.9375rem;color:var(--c-text-2);}
.faq-aside svg{width:16px;height:16px;flex:0 0 auto;margin-top:6px;color:var(--c-secondary-l);}

/* 表单 */
.contact-section{
  background-color:var(--c-secondary);
  background-image:
    linear-gradient(115deg,rgba(18,59,54,.94) 0%,rgba(18,59,54,.90) 60%,rgba(178,70,35,.72) 100%),
    url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  color:var(--c-text-inv);
}
.contact-section h2{color:var(--c-text-inv);}
.contact-section .lead-text{color:rgba(253,250,246,.82);}
.contact-points li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;font-size:.9375rem;color:rgba(253,250,246,.86);}
.contact-points svg{width:18px;height:18px;flex:0 0 auto;margin-top:6px;color:var(--c-amber);}
.form-card{
  background-color:var(--c-surface);border-radius:var(--r-lg);
  padding:28px 26px;box-shadow:var(--sh-3);
  color:var(--c-text);
}
.form-card h3{margin-bottom:6px;}
.form-card .form-hint{font-size:.875rem;color:var(--c-text-2);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:.875rem;font-weight:600;color:var(--c-text);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;padding:0 14px;height:48px;
  border-radius:var(--r-sm);border:1px solid var(--c-border);
  background-color:var(--c-bg);color:var(--c-text);
  font-family:inherit;font-size:.9375rem;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.field textarea{height:auto;padding:12px 14px;line-height:1.7;resize:vertical;min-height:112px;}
.field select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%236E6459' stroke-width='2'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:16px;padding-right:40px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;background-color:var(--c-surface);
  border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--c-error);}
.field .error-text{display:none;font-size:.8125rem;color:var(--c-error);margin-top:6px;}
.field.has-error .error-text{display:block;}
.form-privacy{font-size:.8125rem;color:var(--c-text-2);margin-top:14px;line-height:1.7;}
.form-status{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);
  background-color:rgba(46,125,91,.12);border:1px solid rgba(46,125,91,.34);
  color:var(--c-success);font-size:.875rem;
}
.form-status.is-visible{display:block;}

/* 页脚 */
.site-footer{
  background-color:var(--c-secondary);color:rgba(253,250,246,.80);
  border-top:2px solid var(--c-primary);
  padding:64px 0 0;
}
.site-footer h4{color:var(--c-text-inv);font-size:1rem;font-weight:700;margin-bottom:18px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:var(--c-text-inv);}
.footer-brand .brand-text{font-size:1.0625rem;}
.site-footer p{font-size:.9375rem;line-height:1.85;color:rgba(253,250,246,.74);}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:.9375rem;color:rgba(253,250,246,.78);}
.footer-links a:hover{color:#fff;}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;}
.footer-tags a{
  display:inline-flex;padding:6px 13px;border-radius:999px;
  background-color:rgba(253,250,246,.08);border:1px solid rgba(253,250,246,.16);
  font-size:.8125rem;color:rgba(253,250,246,.82);
}
.footer-tags a:hover{background-color:rgba(226,84,42,.24);border-color:rgba(226,84,42,.5);color:#fff;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:.9375rem;color:rgba(253,250,246,.78);}
.footer-contact svg{width:16px;height:16px;flex:0 0 auto;margin-top:7px;color:var(--c-amber);}
.footer-bottom{
  margin-top:52px;padding:22px 0;
  border-top:1px solid rgba(253,250,246,.14);
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:.8125rem;color:rgba(253,250,246,.68);
}
.footer-bottom a{color:rgba(253,250,246,.68);}
.footer-bottom a:hover{color:#fff;}
.footer-col{margin-bottom:34px;}
@media screen and (max-width:639.98px){
  .footer-bottom{justify-content:flex-start;}
}

/* 入场动效 */
.reveal-up{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal-up.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal-up{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --c-primary:#E2542A;
  --c-primary-d:#B33A16;
  --c-secondary:#123B36;
  --c-secondary-l:#2D6A5F;
  --c-amber:#F0A93B;
  --c-bg:#FAF5EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#F4EDE3;
  --c-border:#E7DCCE;
  --c-line:rgba(34,28,22,.08);
  --c-text:#221C16;
  --c-text-2:#6E6459;
  --c-text-inv:#FDFAF6;
  --r-card:16px;
  --r-hero:20px;
  --r-btn:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(34,28,22,.05);
  --sh-2:0 8px 24px -12px rgba(34,28,22,.18);
  --sh-3:0 20px 48px -24px rgba(34,28,22,.28);
  --font-cn:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","DIN Alternate",ui-sans-serif,system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;display:block;border-style:none}
h1,h2,h3,h4,h5,h6{font-family:var(--font-cn);color:var(--c-text);margin:0;font-weight:700;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0}
a{color:var(--c-secondary-l);text-decoration:none;background-color:transparent;transition:color .24s ease}
a:hover{color:var(--c-primary)}
a:focus-visible,button:focus-visible,.btn:focus-visible{outline:3px solid rgba(226,84,42,.4);outline-offset:2px;border-radius:6px}
button{font-family:inherit}
::selection{background:rgba(226,84,42,.2)}

/* ===== 容器 ===== */
.grid-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
@media screen and (min-width:1200px){
  .grid-container{max-width:1320px}
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:1rem;font-weight:600;line-height:1.2;cursor:pointer;text-align:center;
  transition:background .24s ease,color .24s ease,box-shadow .24s ease,border-color .24s ease,transform .24s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:var(--c-text-inv);box-shadow:0 6px 18px -12px rgba(226,84,42,.75)}
.btn-primary:hover{background:var(--c-primary-d);color:var(--c-text-inv);transform:translateY(-2px);box-shadow:0 10px 24px -10px rgba(226,84,42,.45)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.24);color:#fff;border-color:rgba(255,255,255,.6)}
.btn-outline{background:transparent;border-color:var(--c-border);color:var(--c-text)}
.btn-outline:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn-sm{padding:10px 18px;font-size:.875rem;border-radius:10px}
.btn-block{width:100%}

/* ===== 徽章/标签 ===== */
.cat-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;
  font-size:.8125rem;font-weight:600;line-height:1.5;
  background:rgba(45,106,95,.12);color:var(--c-secondary-l);
}
.cat-badge-light{
  background:rgba(255,255,255,.16);color:#FFD9C6;border:1px solid rgba(255,255,255,.3);
}

/* ===== 导航 ===== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60}
.nav-shell{
  height:76px;display:flex;align-items:center;
  background:rgba(255,255,255,.12);
  border-bottom:1px solid rgba(255,255,255,.20);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  box-shadow:0 10px 30px -22px rgba(0,0,0,.6);
  transition:height .28s cubic-bezier(.32,.72,0,1),background .28s cubic-bezier(.32,.72,0,1),border-color .28s ease,box-shadow .28s ease;
}
.site-header.is-scrolled .nav-shell{
  height:64px;
  background:rgba(250,245,238,.94);
  border-bottom-color:var(--c-border);
  box-shadow:var(--sh-2);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  width:100%;max-width:1320px;margin:0 auto;padding:0 28px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:34px;height:34px;display:block}
.brand-text{
  font-size:1.125rem;font-weight:800;letter-spacing:.02em;
  color:var(--c-text-inv);transition:color .28s ease;
}
.site-header.is-scrolled .brand-text{color:var(--c-text)}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu a{
  position:relative;padding:10px 14px;border-radius:8px;
  font-size:.9375rem;font-weight:500;color:rgba(253,250,246,.92);
  transition:color .24s ease,background .24s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:2px;height:2px;width:0;
  background:var(--c-primary);transform:translateX(-50%);
  transition:width .18s ease;
}
.nav-menu a:hover{color:#fff}
.nav-menu a:hover::after{width:22px}
.nav-menu a.is-active{color:#fff;font-weight:600}
.nav-menu a.is-active::after{width:22px}
.site-header.is-scrolled .nav-menu a{color:var(--c-text-2)}
.site-header.is-scrolled .nav-menu a:hover,
.site-header.is-scrolled .nav-menu a.is-active{color:var(--c-secondary)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:10px;cursor:pointer;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.10);color:#fff;
  transition:background .24s ease,border-color .24s ease,color .24s ease;
}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{background:rgba(255,255,255,.24);border-color:rgba(255,255,255,.55)}
.site-header.is-scrolled .icon-btn{background:var(--c-surface-2);border-color:var(--c-border);color:var(--c-secondary)}
.site-header.is-scrolled .icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:10px;cursor:pointer;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.10);color:#fff;
}
.nav-toggle svg{width:20px;height:20px}
.site-header.is-scrolled .nav-toggle{background:var(--c-surface-2);border-color:var(--c-border);color:var(--c-secondary)}
.nav-drawer{
  position:fixed;inset:0;z-index:70;background:var(--c-bg);
  transform:translateX(100%);visibility:hidden;overflow-y:auto;
  transition:transform .3s cubic-bezier(.32,.72,0,1),visibility .3s ease;
}
.nav-drawer.is-open{transform:none;visibility:visible}
.drawer-inner{max-width:520px;margin:0 auto;padding:92px 24px 44px}
.drawer-menu{display:flex;flex-direction:column;margin-bottom:28px}
.drawer-menu a{
  padding:15px 4px;font-size:1.125rem;font-weight:500;color:var(--c-text);
  border-bottom:1px solid var(--c-border);
}
.drawer-menu a.is-active{color:var(--c-primary);font-weight:600}
.drawer-note{margin-top:18px;font-size:.8125rem;color:var(--c-text-2);text-align:center}

/* ===== 文章头部 ===== */
.article-hero{
  position:relative;
  padding:150px 0 72px;
  color:var(--c-text-inv);
  background-image:linear-gradient(115deg,rgba(18,59,54,.92) 0%,rgba(18,59,54,.76) 48%,rgba(226,84,42,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center center;background-repeat:no-repeat;
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 9px);
  opacity:.5;
}
.article-hero .grid-container{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:.8125rem;color:rgba(253,250,246,.78);margin-bottom:22px;
}
.breadcrumb a{color:rgba(253,250,246,.85)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:#FFC7AC;font-weight:600}
.article-hero h1{
  font-size:clamp(1.75rem,3.6vw,2.875rem);
  line-height:1.22;font-weight:800;color:#fff;
  letter-spacing:.01em;margin:18px 0 22px;max-width:940px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 26px;
  font-size:.875rem;color:rgba(253,250,246,.78);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta svg{width:15px;height:15px;flex:0 0 15px;color:#FFC7AC}

/* ===== 正文 ===== */
.article-main{padding:64px 0 0}
.article-wrap{max-width:760px;margin:0 auto}
.article-body{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-card);
  padding:44px 48px;
  box-shadow:var(--sh-1);
  font-size:1.0625rem;line-height:1.9;color:var(--c-text);
}
.article-body>*:first-child{margin-top:0}
.article-body h2{
  font-size:1.6rem;line-height:1.35;font-weight:700;
  margin:2.1em 0 .8em;padding-left:16px;
  border-left:4px solid var(--c-primary);border-radius:2px;
}
.article-body h3{
  font-size:1.25rem;line-height:1.4;font-weight:600;
  margin:1.8em 0 .6em;color:var(--c-secondary);
}
.article-body h4{font-size:1.0625rem;font-weight:600;margin:1.5em 0 .5em}
.article-body p{margin:0 0 1.15em}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.5em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.5em}
.article-body li::marker{color:var(--c-primary)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 24px;
  border-left:3px solid var(--c-secondary-l);
  background:var(--c-surface-2);
  border-radius:0 12px 12px 0;
  color:var(--c-text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-card);margin:1.6em auto;height:auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption{
  margin-top:10px;text-align:center;
  font-size:.8125rem;color:var(--c-text-2);
}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--c-primary-d)}
.article-body strong{font-weight:700;color:var(--c-secondary)}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:2.2em 0}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;
  font-size:.9375rem;border:1px solid var(--c-border);border-radius:12px;overflow:hidden;
}
.article-body thead th{
  background:var(--c-secondary);color:var(--c-text-inv);
  font-weight:600;text-align:left;padding:12px 16px;
}
.article-body tbody td{padding:12px 16px;border-top:1px solid var(--c-border);color:var(--c-text)}
.article-body tbody tr:nth-child(even){background:var(--c-surface-2)}
.article-body code{
  background:var(--c-surface-2);border:1px solid var(--c-border);
  padding:2px 6px;border-radius:6px;font-size:.9em;
}

/* ===== 正文内 CTA 卡 ===== */
.inline-cta{
  position:relative;overflow:hidden;margin-top:32px;
  background:var(--c-secondary);color:var(--c-text-inv);
  border-radius:var(--r-card);padding:34px 38px;
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  box-shadow:var(--sh-2);
}
.inline-cta::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 3px,transparent 3px 12px);
}
.inline-cta-text{position:relative;z-index:2;max-width:560px}
.inline-cta h2{font-size:1.3125rem;font-weight:700;color:#fff;margin-bottom:10px}
.inline-cta p{margin:0;font-size:.9375rem;line-height:1.85;color:rgba(253,250,246,.8)}
.inline-cta .btn{position:relative;z-index:2}

/* ===== 空态 ===== */
.empty-state{
  background:var(--c-surface);border:1px dashed var(--c-border);
  border-radius:var(--r-card);padding:64px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state svg{width:56px;height:56px;color:var(--c-secondary-l);margin:0 auto 20px}
.empty-state h2{font-size:1.5rem;margin-bottom:12px}
.empty-state p{color:var(--c-text-2);font-size:.9375rem;max-width:460px;margin:0 auto 26px}

/* ===== 相关推荐 ===== */
.related-block{padding:80px 0;background:var(--c-surface-2);margin-top:72px}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  flex-wrap:wrap;margin-bottom:36px;
}
.section-head h2{font-size:clamp(1.5rem,2.4vw,2rem);line-height:1.3;font-weight:700}
.section-head .sub{margin-top:8px;font-size:.9375rem;color:var(--c-text-2)}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.9375rem;font-weight:600;color:var(--c-secondary);
}
.link-more svg{width:16px;height:16px;transition:transform .24s ease}
.link-more:hover{color:var(--c-primary)}
.link-more:hover svg{transform:translateX(4px)}
.related-grid{margin-bottom:0}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#DCCBB6}
.post-thumb{
  position:relative;display:block;aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,#E9DED0,#F4EDE3);
}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-thumb .cat-badge{position:absolute;left:12px;top:12px}
.post-card h3{font-size:1.0625rem;line-height:1.45;font-weight:600;margin:18px 20px 10px}
.post-card h3 a{color:var(--c-text)}
.post-card h3 a:hover{color:var(--c-primary)}
.post-excerpt{
  margin:0 20px 16px;font-size:.9375rem;line-height:1.75;color:var(--c-text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;padding:0 20px 20px;
  display:flex;align-items:center;justify-content:space-between;
  font-size:.8125rem;color:var(--c-text-2);
}
.post-foot time{font-variant-numeric:tabular-nums}
.post-foot .go{display:inline-flex;align-items:center;gap:4px;color:var(--c-secondary-l);font-weight:600}
.post-card:hover .post-foot .go{color:var(--c-primary)}

/* ===== 上一篇/下一篇 ===== */
.post-nav-wrap{max-width:760px;margin:56px auto 0}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.post-nav-item{
  display:block;padding:20px 24px;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:14px;
  transition:border-color .24s ease,box-shadow .24s ease,transform .24s ease;
}
.post-nav-item:hover{border-color:var(--c-primary);box-shadow:var(--sh-2);transform:translateY(-2px)}
.post-nav-item.is-next{text-align:right}
.pn-label{display:block;font-size:.8125rem;color:var(--c-text-2);margin-bottom:6px}
.pn-title{display:block;font-size:1rem;font-weight:600;line-height:1.5;color:var(--c-text)}
.post-nav-item:hover .pn-title{color:var(--c-primary)}
.back-list-wrap{text-align:center;margin-top:40px}
.back-list{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.9375rem;font-weight:600;color:var(--c-secondary);
}
.back-list svg{width:16px;height:16px;transition:transform .24s ease}
.back-list:hover{color:var(--c-primary)}
.back-list:hover svg{transform:translateX(-4px)}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--c-secondary);color:rgba(253,250,246,.82);
  padding:64px 0 0;border-top:2px solid var(--c-primary);
}
.footer-col{margin-bottom:36px}
.site-footer h4{color:#fff;font-size:1rem;font-weight:600;margin:0 0 18px;letter-spacing:.02em}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:32px;height:32px}
.footer-brand .brand-text{color:#fff;font-size:1.0625rem;font-weight:800;letter-spacing:.02em}
.site-footer p{font-size:.875rem;line-height:1.85;color:rgba(253,250,246,.72)}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:11px}
.footer-links a{color:rgba(253,250,246,.78);font-size:.9375rem}
.footer-links a:hover{color:var(--c-amber)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags a{
  display:inline-block;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(253,250,246,.22);
  font-size:.8125rem;color:rgba(253,250,246,.8);
  transition:border-color .24s ease,color .24s ease;
}
.footer-tags a:hover{border-color:var(--c-amber);color:var(--c-amber)}
.footer-contact{list-style:none;margin:0;padding:0}
.footer-contact li{
  display:flex;gap:10px;font-size:.875rem;line-height:1.7;
  margin-bottom:12px;color:rgba(253,250,246,.78);
}
.footer-contact svg{width:16px;height:16px;flex:0 0 16px;margin-top:5px;color:var(--c-amber)}
.footer-bottom{
  border-top:1px solid rgba(253,250,246,.14);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:.8125rem;color:rgba(253,250,246,.62);
}
.footer-bottom .fb-links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a{color:rgba(253,250,246,.72)}
.footer-bottom a:hover{color:var(--c-amber)}

/* ===== 响应式 ===== */
@media screen and (max-width:1023px){
  .nav-menu,.icon-btn,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .article-hero{padding:126px 0 58px}
  .article-body{padding:30px 22px}
  .inline-cta{padding:28px 24px}
  .inline-cta h2{font-size:1.1875rem}
  .post-nav{grid-template-columns:1fr}
  .post-nav-item.is-next{text-align:left}
  .related-block{padding:64px 0;margin-top:56px}
}
@media screen and (max-width:640px){
  body{font-size:16px}
  .grid-container{padding-left:18px;padding-right:18px}
  .nav-inner{padding:0 18px}
  .brand-text{font-size:1rem}
  .article-hero{padding:118px 0 48px}
  .article-hero h1{font-size:1.625rem}
  .article-meta{gap:8px 18px;font-size:.8125rem}
  .article-main{padding:40px 0 0}
  .article-body{padding:24px 18px;font-size:1rem}
  .article-body h2{font-size:1.375rem}
  .article-body h3{font-size:1.125rem}
  .site-footer{padding-top:48px}
  .footer-bottom{justify-content:flex-start}
}

/* roulang page: category1 */
:root{
  --c-primary:#E2542A;
  --c-primary-d:#B33A16;
  --c-secondary:#123B36;
  --c-secondary-l:#2D6A5F;
  --c-amber:#F0A93B;
  --c-bg:#FAF5EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#F4EDE3;
  --c-border:#E7DCCE;
  --c-line:rgba(34,28,22,.08);
  --c-text:#221C16;
  --c-text-2:#6E6459;
  --c-text-inv:#FDFAF6;
  --ok:#2E7D5B;
  --warn:#C2410C;
  --err:#B4241C;
  --r-img:16px;
  --r-hero:20px;
  --r-btn:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(34,28,22,.05);
  --sh-2:0 8px 24px -12px rgba(34,28,22,.18);
  --sh-3:0 20px 48px -24px rgba(34,28,22,.28);
  --nav-h:76px;
  --nav-h-sm:64px;
  --ff:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --ff-num:"Inter","DIN Alternate",ui-sans-serif,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff);
  font-size:1.0625rem;
  line-height:1.9;
  color:var(--c-text);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden;}
img{max-width:100%;height:auto;display:block;}
h1,h2,h3,h4,h5{margin:0 0 .6em;font-family:var(--ff);color:var(--c-text);font-weight:700;line-height:1.28;letter-spacing:0;}
p{margin:0 0 1.15em;}
a{color:var(--c-secondary-l);text-decoration:none;transition:color .24s ease;}
a:hover{color:var(--c-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(226,84,42,.45);
  outline-offset:2px;
  border-radius:6px;
}
.grid-container{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;}
.grid-container.fluid{max-width:100%;padding-left:0;padding-right:0;}
.grid-x>.cell{padding-left:16px;padding-right:16px;}
.grid-margin-x{margin-left:-16px;margin-right:-16px;}
.section{padding:112px 0;}
.section.is-tight{padding:80px 0;}
.section.is-alt{background:var(--c-surface-2);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head.is-center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.25rem);margin-bottom:.4em;}
.section-head p{color:var(--c-text-2);font-size:1.0625rem;margin-bottom:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:.8125rem;font-weight:700;letter-spacing:.16em;
  color:var(--c-primary);margin-bottom:14px;text-transform:uppercase;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--c-primary);display:block;}
.section-head.is-center .eyebrow::before{display:none;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);
  font-size:1rem;font-weight:600;line-height:1.4;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .24s ease,color .24s ease,border-color .24s ease,box-shadow .24s ease,transform .24s ease;
  text-align:center;
}
.btn svg{width:18px;height:18px;flex:0 0 18px;}
.btn-primary{background:var(--c-primary);color:#FFFFFF;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--c-primary-d);color:#FFFFFF;transform:translateY(-1px);box-shadow:0 10px 24px -10px rgba(226,84,42,.45);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:rgba(253,250,246,.10);border-color:rgba(253,250,246,.55);color:var(--c-text-inv);}
.btn-ghost:hover{background:rgba(253,250,246,.20);border-color:rgba(253,250,246,.85);color:#FFFFFF;}
.btn-outline{background:transparent;border-color:var(--c-border);color:var(--c-text);}
.btn-outline:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(226,84,42,.06);}
.btn-sm{padding:10px 18px;font-size:.9375rem;}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;padding:4px 0;
  background:none;border:0;color:var(--c-secondary-l);font-weight:600;font-size:.9375rem;cursor:pointer;
}
.btn-link svg{width:16px;height:16px;transition:transform .24s ease;}
.btn-link:hover{color:var(--c-primary);}
.btn-link:hover svg{transform:translateX(4px);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  height:var(--nav-h);display:flex;align-items:center;
  background:rgba(18,59,54,.30);
  border-bottom:1px solid rgba(255,255,255,.18);
  box-shadow:0 12px 34px -26px rgba(0,0,0,.65);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  transition:height .28s cubic-bezier(.32,.72,0,1),background-color .28s cubic-bezier(.32,.72,0,1),border-color .28s ease,box-shadow .28s ease;
}
.site-header .grid-container{width:100%;}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding-left:24px;padding-right:24px;
}
.site-header.is-scrolled{
  height:var(--nav-h-sm);
  background:rgba(250,245,238,.94);
  border-bottom-color:var(--c-border);
  box-shadow:var(--sh-2);
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:1.125rem;font-weight:800;letter-spacing:.02em;
  color:var(--c-text-inv);flex:0 0 auto;
}
.brand:hover{color:#FFFFFF;}
.brand-mark{width:34px;height:34px;flex:0 0 34px;display:block;}
.brand-text{white-space:nowrap;}
.site-header.is-scrolled .brand{color:var(--c-text);}
.site-header.is-scrolled .brand:hover{color:var(--c-primary);}

.nav-menu{display:flex;align-items:center;gap:4px;}
.nav-menu a{
  position:relative;display:block;padding:10px 14px;border-radius:var(--r-pill);
  font-size:1rem;font-weight:500;color:rgba(253,250,246,.86);white-space:nowrap;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:3px;width:0;height:2px;
  background:currentColor;transform:translateX(-50%);
  transition:width .18s ease;
}
.nav-menu a:hover{color:#FFFFFF;background:rgba(253,250,246,.10);}
.nav-menu a:hover::after{width:22px;}
.nav-menu a.is-active{color:#FFFFFF;background:rgba(253,250,246,.16);}
.nav-menu a.is-active::after{width:22px;background:var(--c-primary);}
.site-header.is-scrolled .nav-menu a{color:var(--c-text-2);}
.site-header.is-scrolled .nav-menu a:hover{color:var(--c-primary);background:rgba(226,84,42,.08);}
.site-header.is-scrolled .nav-menu a.is-active{color:var(--c-secondary);background:var(--c-surface-2);}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid rgba(253,250,246,.35);background:transparent;
  color:var(--c-text-inv);cursor:pointer;
  transition:background-color .24s ease,border-color .24s ease,color .24s ease;
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{background:rgba(253,250,246,.18);border-color:rgba(253,250,246,.7);}
.site-header.is-scrolled .icon-btn{color:var(--c-text);border-color:var(--c-border);}
.site-header.is-scrolled .icon-btn:hover{background:var(--c-surface-2);border-color:var(--c-border);color:var(--c-primary);}

.menu-toggle{
  display:none;position:relative;z-index:90;
  width:44px;height:44px;border:1px solid rgba(253,250,246,.4);border-radius:12px;
  background:transparent;cursor:pointer;padding:0;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--c-text-inv);border-radius:2px;transition:transform .24s ease,opacity .24s ease,background-color .24s ease;}
.site-header.is-scrolled .menu-toggle{border-color:var(--c-border);}
.site-header.is-scrolled .menu-toggle span{background:var(--c-text);}
.menu-toggle.is-open span{background:var(--c-text);}
.menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.is-open span:nth-child(2){opacity:0;}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-backdrop{
  position:fixed;inset:0;background:rgba(18,59,54,.5);
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;z-index:70;
}
body.menu-open .nav-backdrop{opacity:1;visibility:visible;}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;
  padding:calc(var(--nav-h) + 72px) 0 140px;
  color:var(--c-text-inv);
  background-image:linear-gradient(115deg,rgba(18,59,54,.90) 0%,rgba(18,59,54,.74) 44%,rgba(226,84,42,.60) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 2px,transparent 2px 9px);
}
.page-hero .grid-container{position:relative;z-index:2;}
.crumbs{font-size:.8125rem;color:rgba(253,250,246,.78);margin-bottom:22px;}
.crumbs a{color:rgba(253,250,246,.78);}
.crumbs a:hover{color:#FFFFFF;text-decoration:underline;text-underline-offset:3px;}
.crumbs span.sep{margin:0 8px;opacity:.6;}
.crumbs .current{color:#FFFFFF;font-weight:600;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.30);
  color:#FFFFFF;font-size:.8125rem;font-weight:600;letter-spacing:.04em;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  margin-bottom:20px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--c-amber);display:block;}
.page-hero h1{
  font-size:clamp(2rem,4.4vw,3.5rem);
  line-height:1.15;font-weight:800;letter-spacing:.01em;
  color:#FFFFFF;max-width:19em;margin-bottom:.5em;
}
.hero-lead{
  font-size:1.125rem;line-height:1.9;color:rgba(253,250,246,.9);
  max-width:44em;margin-bottom:34px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;}

/* ---------- 指标条 ---------- */
.metrics-wrap{position:relative;z-index:6;margin-top:-84px;}
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-hero);box-shadow:var(--sh-3);
  padding:36px 40px;
}
.metric{padding-left:20px;border-left:2px solid rgba(226,84,42,.28);}
.metric:first-child{border-left:0;padding-left:0;}
.metric-num{
  font-family:var(--ff-num);font-size:1.75rem;font-weight:800;
  color:var(--c-primary);line-height:1.2;letter-spacing:-.01em;margin-bottom:4px;
}
.metric-num small{font-size:1rem;font-weight:700;margin-left:4px;}
.metric-label{font-size:.8125rem;line-height:1.7;color:var(--c-text-2);}

/* ---------- 图文区块 ---------- */
.feature-row{align-items:center;}
.feature-row + .feature-row{margin-top:96px;}
.feature-media img{
  border-radius:var(--r-img);box-shadow:var(--sh-3);
  width:100%;object-fit:cover;
}
.feature-media.is-offset{position:relative;}
.feature-body h2{font-size:clamp(1.5rem,2.6vw,2.25rem);margin-bottom:.5em;}
.feature-body p{color:var(--c-text-2);}
.feature-body p strong{color:var(--c-text);font-weight:700;}
.check-list{margin-top:22px;}
.check-list li{
  display:flex;align-items:flex-start;gap:12px;
  padding:10px 0;font-size:1rem;color:var(--c-text);
  border-bottom:1px dashed var(--c-line);
}
.check-list li:last-child{border-bottom:0;}
.check-list svg{width:20px;height:20px;flex:0 0 20px;margin-top:5px;color:var(--c-secondary-l);}

/* ---------- 要点卡 ---------- */
.point-card{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-img);
  padding:28px 26px;height:100%;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
  position:relative;overflow:hidden;
}
.point-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--c-primary);transform:scaleY(0);transform-origin:top;
  transition:transform .28s ease;
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(226,84,42,.35);}
.point-card:hover::before{transform:scaleY(1);}
.point-num{
  display:block;font-family:var(--ff-num);font-size:.875rem;font-weight:800;
  letter-spacing:.14em;color:var(--c-primary);margin-bottom:12px;
}
.point-card h3{font-size:1.0625rem;line-height:1.4;margin-bottom:.5em;}
.point-card p{font-size:.9375rem;line-height:1.85;color:var(--c-text-2);margin-bottom:0;}
.cards-gap{margin-bottom:32px;}

/* ---------- 相关阅读 ---------- */
.read-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.read-item a{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:14px;color:var(--c-text);font-weight:600;font-size:1rem;
  transition:border-color .24s ease,box-shadow .24s ease,transform .24s ease,color .24s ease;
}
.read-item a:hover{border-color:rgba(226,84,42,.4);box-shadow:var(--sh-2);transform:translateY(-2px);color:var(--c-primary);}
.read-item svg{width:18px;height:18px;flex:0 0 18px;color:var(--c-text-2);transition:transform .24s ease,color .24s ease;}
.read-item a:hover svg{transform:translateX(4px);color:var(--c-primary);}
.read-item .read-tag{
  display:block;font-size:.8125rem;font-weight:500;color:var(--c-text-2);
  margin-top:2px;
}

/* ---------- FAQ ---------- */
.faq-panel{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-img);box-shadow:var(--sh-1);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:1.0625rem;font-weight:600;color:var(--c-text);line-height:1.6;
  transition:color .24s ease,background-color .24s ease;
}
.faq-q:hover{color:var(--c-primary);background:rgba(244,237,227,.6);}
.faq-icon{
  width:26px;height:26px;flex:0 0 26px;position:relative;border-radius:50%;
  border:1px solid var(--c-border);transition:transform .28s ease,border-color .28s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--c-secondary-l);
  transform:translate(-50%,-50%);transition:background-color .28s ease;
}
.faq-icon::before{width:11px;height:2px;}
.faq-icon::after{width:2px;height:11px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);border-color:rgba(226,84,42,.5);}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--c-primary);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a p{
  padding:0 26px 24px;margin:0;font-size:.9375rem;line-height:1.9;color:var(--c-text-2);
}

/* ---------- CTA + 表单 ---------- */
.cta-section{padding:112px 0;}
.cta-panel{
  position:relative;overflow:hidden;
  background-image:linear-gradient(115deg,rgba(18,59,54,.97) 0%,rgba(18,59,54,.90) 46%,rgba(45,106,95,.92) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  border-radius:var(--r-hero);padding:56px;color:var(--c-text-inv);
  box-shadow:var(--sh-3);
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.04) 0 2px,transparent 2px 10px);
}
.cta-panel > *{position:relative;z-index:2;}
.cta-copy h2{color:#FFFFFF;font-size:clamp(1.5rem,2.6vw,2.25rem);margin-bottom:.5em;}
.cta-copy p{color:rgba(253,250,246,.86);}
.cta-points{margin-top:26px;}
.cta-points li{display:flex;align-items:flex-start;gap:10px;padding:7px 0;font-size:.9375rem;color:rgba(253,250,246,.9);}
.cta-points svg{width:18px;height:18px;flex:0 0 18px;margin-top:5px;color:var(--c-amber);}
.form-card{
  background:var(--c-surface);border-radius:var(--r-img);
  padding:32px;box-shadow:var(--sh-3);border:1px solid var(--c-border);
}
.form-card h3{font-size:1.25rem;margin-bottom:6px;}
.form-card .form-sub{font-size:.875rem;color:var(--c-text-2);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:.875rem;font-weight:600;color:var(--c-text);margin-bottom:8px;}
.field label .req{color:var(--err);margin-left:2px;}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;height:48px;padding:0 14px;
  border:1px solid var(--c-border);border-radius:var(--r-input);
  background:#FFFFFF;color:var(--c-text);font-size:1rem;font-family:inherit;
  transition:border-color .24s ease,box-shadow .24s ease;
  margin:0;
}
.field textarea{height:auto;min-height:104px;padding:12px 14px;line-height:1.8;resize:vertical;}
.field select{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236E6459' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:18px 18px;
  padding-right:42px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(226,84,42,.12);
}
.field.has-error input,.field.has-error select{border-color:var(--err);}
.field .err-msg{display:none;font-size:.8125rem;color:var(--err);margin-top:6px;}
.field.has-error .err-msg{display:block;}
.form-actions{margin-top:24px;}
.form-actions .btn{width:100%;}
.form-note{font-size:.8125rem;color:var(--c-text-2);margin:14px 0 0;line-height:1.7;}
.form-note.is-success{color:var(--ok);font-weight:600;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-secondary);color:rgba(253,250,246,.82);
  border-top:2px solid var(--c-primary);
  padding:72px 0 0;
}
.site-footer h4{
  color:#FFFFFF;font-size:1rem;font-weight:700;margin-bottom:18px;letter-spacing:.02em;
}
.footer-col{margin-bottom:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:#FFFFFF;font-weight:800;font-size:1.125rem;letter-spacing:.02em;}
.site-footer p{font-size:.9375rem;line-height:1.9;color:rgba(253,250,246,.78);}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(253,250,246,.82);font-size:.9375rem;}
.footer-links a:hover{color:#FFFFFF;text-decoration:underline;text-underline-offset:3px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags a{
  display:inline-block;padding:6px 13px;border-radius:var(--r-pill);
  background:rgba(253,250,246,.10);border:1px solid rgba(253,250,246,.18);
  color:rgba(253,250,246,.86);font-size:.8125rem;
  transition:background-color .24s ease,border-color .24s ease,color .24s ease;
}
.footer-tags a:hover{background:rgba(226,84,42,.85);border-color:rgba(226,84,42,.85);color:#FFFFFF;}
.footer-contact li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:.9375rem;color:rgba(253,250,246,.82);margin-bottom:12px;
}
.footer-contact svg{width:18px;height:18px;flex:0 0 18px;margin-top:5px;color:var(--c-amber);}
.footer-bottom{
  margin-top:16px;padding:22px 0 26px;border-top:1px solid rgba(253,250,246,.14);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
}
.footer-bottom p{margin:0;font-size:.8125rem;color:rgba(253,250,246,.72);}
.footer-bottom .tech{font-family:var(--ff-num);letter-spacing:.04em;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .header-inner{padding-left:20px;padding-right:20px;}
  .nav-menu a{padding:10px 11px;font-size:.9375rem;}
}
@media screen and (max-width:1023px){
  :root{--nav-h:68px;}
  .site-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(18,59,54,.72);}
  .site-header.is-scrolled{height:64px;}
  .menu-toggle{display:flex;}
  .header-cta{display:none;}
  .nav-backdrop{z-index:70;}
  .nav-menu{
    position:fixed;top:0;right:0;width:min(86vw,360px);height:100vh;
    flex-direction:column;align-items:stretch;gap:6px;
    background:var(--c-bg);border-left:1px solid var(--c-border);
    box-shadow:-20px 0 48px -24px rgba(34,28,22,.4);
    padding:96px 22px 110px;overflow-y:auto;
    transform:translateX(105%);transition:transform .32s cubic-bezier(.32,.72,0,1);
    z-index:75;
  }
  body.menu-open .nav-menu{transform:translateX(0);}
  .nav-menu a{
    color:var(--c-text);font-size:1.125rem;font-weight:600;
    padding:15px 16px;border-radius:12px;background:transparent;
  }
  .nav-menu a::after{display:none;}
  .nav-menu a:hover{background:var(--c-surface-2);color:var(--c-primary);}
  .nav-menu a.is-active{background:var(--c-surface-2);color:var(--c-secondary);box-shadow:inset 3px 0 0 var(--c-primary);}
  .site-header.is-scrolled .nav-menu a{color:var(--c-text);}
  .section{padding:80px 0;}
  .section.is-tight{padding:64px 0;}
  .page-hero{padding:calc(var(--nav-h) + 52px) 0 120px;}
  .metrics{grid-template-columns:repeat(2,1fr);gap:28px 24px;padding:30px;}
  .metric:nth-child(3){border-left:0;padding-left:0;}
  .feature-row + .feature-row{margin-top:72px;}
  .read-list{grid-template-columns:1fr;}
  .cta-panel{padding:40px;}
  .cta-section{padding:80px 0;}
}
@media screen and (max-width:767px){
  body{font-size:1rem;}
  .grid-container{padding-left:18px;padding-right:18px;}
  .header-inner{padding-left:18px;padding-right:18px;}
  .section{padding:64px 0;}
  .section-head{margin-bottom:32px;}
  .page-hero{padding:calc(var(--nav-h) + 40px) 0 104px;}
  .hero-lead{font-size:1.0625rem;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .metrics-wrap{margin-top:-70px;}
  .metrics{grid-template-columns:1fr;gap:20px;padding:26px;border-radius:var(--r-img);}
  .metric{border-left:0;padding-left:0;border-top:1px dashed var(--c-line);padding-top:16px;}
  .metric:first-child{border-top:0;padding-top:0;}
  .feature-row + .feature-row{margin-top:56px;}
  .feature-media{margin-bottom:24px;}
  .point-card{padding:24px 20px;}
  .faq-q{padding:18px 20px;font-size:1rem;}
  .faq-a p{padding:0 20px 20px;}
  .cta-panel{padding:28px 22px;border-radius:var(--r-img);}
  .form-card{padding:24px 20px;}
  .site-footer{padding-top:56px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:519px){
  .page-hero h1{font-size:1.75rem;}
  .metric-num{font-size:1.5rem;}
  .read-item a{padding:16px 18px;font-size:.9375rem;}
  .point-num{font-size:.8125rem;}
}

/* roulang page: category2 */
:root{
  --c-primary:#E2542A;
  --c-primary-d:#B33A16;
  --c-secondary:#123B36;
  --c-secondary-l:#2D6A5F;
  --c-amber:#F0A93B;
  --c-bg:#FAF5EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#F4EDE3;
  --c-border:#E7DCCE;
  --c-line:rgba(34,28,22,.08);
  --c-text:#221C16;
  --c-text-2:#6E6459;
  --c-text-inv:#FDFAF6;
  --c-success:#2E7D5B;
  --c-error:#B4241C;
  --r-card:16px;
  --r-hero:20px;
  --r-btn:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(34,28,22,.05);
  --sh-2:0 8px 24px -12px rgba(34,28,22,.18);
  --sh-3:0 20px 48px -24px rgba(34,28,22,.28);
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --num:"Inter","DIN Alternate",ui-sans-serif,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.9;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-card)}
a{color:var(--c-primary);text-decoration:none;transition:color .24s ease}
a:hover,a:focus{color:var(--c-primary-d)}
p{margin:0 0 1.15em;color:var(--c-text)}
h1,h2,h3,h4,h5{margin:0 0 16px;color:var(--c-text);font-weight:700;letter-spacing:.01em}
h1{font-size:clamp(2rem,4.4vw,3.5rem);line-height:1.15;font-weight:800}
h2{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.28}
h3{font-size:1.25rem;line-height:1.35;font-weight:600}
h4{font-size:1.0625rem;line-height:1.4;font-weight:600}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(226,84,42,.5);outline-offset:2px;border-radius:6px}
.grid-container{max-width:1200px;padding:0 20px}
.grid-x>.cell{padding-bottom:0}
.num{font-family:var(--num);font-variant-numeric:tabular-nums}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:1rem;font-weight:600;line-height:1.2;cursor:pointer;
  transition:background .24s ease,color .24s ease,border-color .24s ease,box-shadow .24s ease,transform .24s ease;
}
.btn svg{width:17px;height:17px;flex:0 0 auto}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover,.btn-primary:focus{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px -10px rgba(226,84,42,.45)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.34);backdrop-filter:blur(12px) saturate(150%);-webkit-backdrop-filter:blur(12px) saturate(150%)}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(255,255,255,.24);color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline{background:transparent;color:var(--c-secondary);border-color:var(--c-border)}
.btn-outline:hover,.btn-outline:focus{border-color:var(--c-primary);color:var(--c-primary);background:#fff}
.btn-sm{padding:10px 18px;font-size:.9375rem;border-radius:10px}
.btn[disabled],.btn.is-loading{opacity:.62;cursor:not-allowed;transform:none}

/* ============ 头部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(255,255,255,.12);
  border-bottom:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  box-shadow:0 10px 30px -22px rgba(34,28,22,.5);
  transition:background .28s cubic-bezier(.32,.72,0,1),height .28s cubic-bezier(.32,.72,0,1),border-color .28s,box-shadow .28s;
}
.header-inner{
  max-width:1320px;margin:0 auto;padding:0 24px;height:76px;
  display:flex;align-items:center;gap:28px;
  transition:height .28s cubic-bezier(.32,.72,0,1);
}
.site-header.is-scrolled{background:rgba(250,245,238,.94);border-bottom-color:var(--c-border);box-shadow:var(--sh-2)}
.site-header.is-scrolled .header-inner{height:64px}
.site-header.is-scrolled .nav-menu a{color:var(--c-text)}
.site-header.is-scrolled .nav-menu a:hover{color:var(--c-primary)}
.site-header.is-scrolled .brand-text{color:var(--c-text)}
.site-header.is-scrolled .icon-btn{color:var(--c-text);border-color:var(--c-border);background:rgba(255,255,255,.7)}
.site-header.is-scrolled .hamburger{color:var(--c-text);border-color:var(--c-border)}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:#fff}
.brand-mark{width:34px;height:34px;flex:0 0 auto;border-radius:10px;box-shadow:0 6px 16px -8px rgba(0,0,0,.55)}
.brand-text{font-family:var(--num);font-size:1.0625rem;font-weight:800;letter-spacing:.06em;color:#fff;transition:color .28s}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-menu a{
  position:relative;color:rgba(253,250,246,.92);font-size:.9375rem;font-weight:500;
  padding:6px 2px;white-space:nowrap;transition:color .24s;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;background:var(--c-primary);
  transform:translateX(-50%);transition:width .18s ease;
}
.nav-menu a:hover{color:#fff}
.nav-menu a:hover::after{width:100%}
.nav-menu a.is-active{color:#fff;font-weight:600}
.nav-menu a.is-active::after{width:100%}
.site-header.is-scrolled .nav-menu a.is-active{color:var(--c-primary)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.12);
  color:#fff;cursor:pointer;transition:background .24s,color .24s,border-color .24s;
}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{background:rgba(255,255,255,.26)}
.hamburger{
  display:none;width:42px;height:42px;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.12);
  color:#fff;cursor:pointer;transition:background .24s,color .24s,border-color .24s;
}
.hamburger svg{width:20px;height:20px}
.hamburger:hover{background:rgba(255,255,255,.26)}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:80;
  background:var(--c-bg);border-left:1px solid var(--c-border);box-shadow:var(--sh-3);
  transform:translateX(102%);transition:transform .32s cubic-bezier(.32,.72,0,1);
  display:flex;flex-direction:column;padding:24px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-menu{display:flex;flex-direction:column;gap:4px;margin:64px 0 24px}
.drawer-menu a{
  color:var(--c-text);font-size:1.125rem;font-weight:500;padding:13px 12px;border-radius:10px;
  transition:background .24s,color .24s;
}
.drawer-menu a:hover{background:var(--c-surface-2);color:var(--c-primary)}
.drawer-menu a.is-active{background:var(--c-surface-2);color:var(--c-primary);font-weight:700;box-shadow:inset 3px 0 0 var(--c-primary)}
.drawer-cta{width:100%;margin-bottom:18px}
.drawer-contact{font-size:.875rem;color:var(--c-text-2);line-height:1.9;border-top:1px solid var(--c-border);padding-top:16px}
.drawer-contact strong{display:block;color:var(--c-text);font-weight:600;margin-bottom:4px}
.drawer-close{
  position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:999px;
  border:1px solid var(--c-border);background:#fff;color:var(--c-text);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-close svg{width:18px;height:18px}
body.drawer-open{overflow:hidden}
.scroll-mask{position:fixed;inset:0;background:rgba(18,59,54,.42);opacity:0;visibility:hidden;transition:opacity .3s;z-index:70}
.scroll-mask.is-visible{opacity:1;visibility:visible}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  padding:170px 0 84px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(18,59,54,.9) 0%,rgba(18,59,54,.74) 46%,rgba(226,84,42,.62) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.05;
  background-image:repeating-linear-gradient(115deg,#fff 0 2px,transparent 2px 9px);
  pointer-events:none;
}
.page-hero .grid-container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.8125rem;color:rgba(253,250,246,.72);margin-bottom:20px}
.breadcrumb a{color:rgba(253,250,246,.86)}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.breadcrumb .sep{color:rgba(253,250,246,.45)}
.breadcrumb .current{color:#fff;font-weight:600}
.badge-cat{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);
  color:#fff;font-size:.8125rem;font-weight:600;letter-spacing:.04em;margin-bottom:18px;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.badge-cat svg{width:14px;height:14px}
.page-hero h1{color:#fff;max-width:15em;margin-bottom:18px}
.page-hero-sub{color:rgba(253,250,246,.9);font-size:1.0625rem;max-width:38em;line-height:1.9;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:22px 26px;
  border-radius:var(--r-card);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);
}
.hero-stats .stat-num{font-family:var(--num);font-size:1.75rem;font-weight:800;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums}
.hero-stats .stat-num em{font-style:normal;font-size:.9rem;font-weight:600;margin-left:2px}
.hero-stats .stat-label{font-size:.8125rem;color:rgba(253,250,246,.78);line-height:1.6;margin-top:4px}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-alt{background:var(--c-surface-2)}
.section-dark{background:var(--c-secondary);color:var(--c-text-inv)}
.section-dark h2,.section-dark h3,.section-dark p{color:var(--c-text-inv)}
.section-dark p{color:rgba(253,250,246,.82)}
.section-head{max-width:46em;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:.8125rem;font-weight:700;
  letter-spacing:.14em;color:var(--c-primary);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);border-radius:2px}
.section-head p{color:var(--c-text-2);margin-bottom:0}
.section-dark .eyebrow{color:var(--c-amber)}

/* ============ 能力卡片 2×2 ============ */
.cap-card{
  height:100%;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
  display:flex;flex-direction:column;
}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(226,84,42,.35)}
.cap-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.cap-icon{
  width:52px;height:52px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(45,106,95,.12);color:var(--c-secondary-l);
}
.cap-icon svg{width:24px;height:24px}
.cap-index{font-family:var(--num);font-size:1.5rem;font-weight:800;color:var(--c-border);font-variant-numeric:tabular-nums}
.cap-card h3{margin-bottom:10px}
.cap-card p{color:var(--c-text-2);font-size:.9375rem;line-height:1.9;margin-bottom:0}
.cap-meta{
  margin-top:20px;padding-top:16px;border-top:1px dashed var(--c-border);
  display:flex;flex-wrap:wrap;gap:8px;
}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  background:rgba(45,106,95,.1);color:var(--c-secondary-l);font-size:.75rem;font-weight:600;line-height:1.6;
}

/* ============ 参数要点 ============ */
.spec-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.spec-list{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px}
.spec-item{display:flex;gap:12px;align-items:flex-start;background:var(--c-surface);border:1px solid var(--c-border);border-radius:14px;padding:16px 18px;box-shadow:var(--sh-1);transition:border-color .24s,box-shadow .24s}
.spec-item:hover{border-color:rgba(226,84,42,.35);box-shadow:var(--sh-2)}
.spec-item svg{width:20px;height:20px;color:var(--c-secondary-l);flex:0 0 auto;margin-top:4px}
.spec-item strong{display:block;font-size:.9375rem;font-weight:600;color:var(--c-text);margin-bottom:2px}
.spec-item span{display:block;font-size:.875rem;color:var(--c-text-2);line-height:1.75}
.spec-visual{position:relative}
.spec-visual img{border-radius:var(--r-hero);box-shadow:var(--sh-3);aspect-ratio:4/3;object-fit:cover}
.spec-float{
  position:absolute;left:-18px;bottom:-24px;background:#fff;border:1px solid var(--c-border);
  border-radius:14px;padding:16px 20px;box-shadow:var(--sh-2);max-width:230px;
}
.spec-float .stat-num{font-family:var(--num);font-size:1.75rem;font-weight:800;color:var(--c-primary);line-height:1.2}
.spec-float .stat-label{font-size:.8125rem;color:var(--c-text-2);line-height:1.7}

/* ============ 每周排期 ============ */
.week-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.week-card{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:22px 18px;box-shadow:var(--sh-1);transition:transform .24s,box-shadow .24s;
  border-top:3px solid var(--c-border);
}
.week-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.week-card.is-key{border-top-color:var(--c-primary);background:linear-gradient(180deg,rgba(226,84,42,.06),rgba(226,84,42,0) 42%),#fff}
.week-day{font-family:var(--num);font-size:1.25rem;font-weight:800;color:var(--c-secondary);margin-bottom:6px;font-variant-numeric:tabular-nums}
.week-card.is-key .week-day{color:var(--c-primary)}
.week-task{font-size:.9375rem;font-weight:600;color:var(--c-text);margin-bottom:8px;line-height:1.6}
.week-desc{font-size:.8125rem;color:var(--c-text-2);line-height:1.8;margin-bottom:0}

/* ============ 相关阅读 ============ */
.read-list{display:grid;grid-template-columns:1fr 1fr;gap:16px 24px}
.read-item{
  display:flex;gap:16px;align-items:flex-start;padding:20px 22px;border-radius:14px;
  background:var(--c-surface);border:1px solid var(--c-border);box-shadow:var(--sh-1);
  transition:border-color .24s,box-shadow .24s,transform .24s;
}
.read-item:hover{border-color:rgba(226,84,42,.4);box-shadow:var(--sh-2);transform:translateY(-2px)}
.read-num{
  font-family:var(--num);font-size:.875rem;font-weight:800;color:var(--c-primary);
  width:34px;height:34px;flex:0 0 auto;border-radius:10px;background:rgba(226,84,42,.1);
  display:inline-flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.read-body h3{font-size:1.0625rem;margin-bottom:6px;line-height:1.5}
.read-item:hover .read-body h3{color:var(--c-primary)}
.read-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:.8125rem;color:var(--c-text-2)}
.read-meta .cat{color:var(--c-secondary-l);font-weight:600}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:14px;
  margin-bottom:14px;box-shadow:var(--sh-1);overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 60px 22px 24px;position:relative;
  font-size:1.0625rem;font-weight:600;color:var(--c-text);transition:color .24s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary)}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;width:14px;height:14px;
  transform:translateY(-50%) rotate(0deg);transition:transform .3s ease;
  background:
    linear-gradient(var(--c-primary),var(--c-primary)) center/14px 2px no-repeat,
    linear-gradient(var(--c-primary),var(--c-primary)) center/2px 14px no-repeat;
  border-radius:2px;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item[open] summary{border-bottom:1px solid var(--c-line)}
.faq-answer{padding:20px 24px 24px;font-size:.9375rem;color:var(--c-text-2);line-height:1.9}
.faq-answer p:last-child{margin-bottom:0}

/* ============ CTA / 表单 ============ */
.cta-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center}
.cta-points{margin-top:26px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:.9375rem;color:rgba(253,250,246,.86);line-height:1.8}
.cta-points svg{width:18px;height:18px;color:var(--c-amber);flex:0 0 auto;margin-top:5px}
.form-card{background:#fff;border-radius:var(--r-card);padding:32px;box-shadow:var(--sh-3)}
.form-card h3{margin-bottom:6px;color:var(--c-text)}
.form-card .form-tip{font-size:.875rem;color:var(--c-text-2);margin-bottom:22px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:.875rem;font-weight:600;color:var(--c-text);margin-bottom:7px}
.form-row input,.form-row select,.form-row textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-input);border:1px solid var(--c-border);
  background:var(--c-bg);color:var(--c-text);font-size:.9375rem;font-family:inherit;
  transition:border-color .24s,box-shadow .24s,background .24s;
}
.form-row textarea{height:auto;padding:12px 14px;min-height:110px;resize:vertical;line-height:1.8}
.form-row input::placeholder,.form-row textarea::placeholder{color:#A79C8F}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--c-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(226,84,42,.14);
}
.form-row.has-error input,.form-row.has-error textarea{border-color:var(--c-error);background:rgba(180,36,28,.04)}
.form-row .err-msg{display:none;font-size:.8125rem;color:var(--c-error);margin-top:6px}
.form-row.has-error .err-msg{display:block}
.form-actions{display:flex;align-items:center;gap:16px;margin-top:22px;flex-wrap:wrap}
.form-privacy{font-size:.8125rem;color:var(--c-text-2);margin-top:14px;line-height:1.75}
.form-success{
  display:none;margin-top:16px;padding:14px 16px;border-radius:10px;
  background:rgba(46,125,91,.1);border:1px solid rgba(46,125,91,.3);
  color:var(--c-success);font-size:.875rem;font-weight:600;
}
.form-success.is-visible{display:block}
.spinner{
  width:15px;height:15px;border-radius:50%;border:2px solid rgba(255,255,255,.42);
  border-top-color:#fff;animation:spin .7s linear infinite;display:none;
}
.btn.is-loading .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-secondary);color:var(--c-text-inv);border-top:2px solid var(--c-primary);padding:72px 0 28px;position:relative}
.site-footer::before{
  content:"";position:absolute;inset:0;opacity:.04;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,#fff 0 2px,transparent 2px 10px);
}
.site-footer .grid-container{position:relative;z-index:2}
.footer-col{padding-bottom:32px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text{color:var(--c-text-inv);font-family:var(--num);font-weight:800;letter-spacing:.06em;font-size:1.0625rem}
.footer-col p{color:rgba(253,250,246,.76);font-size:.9375rem;line-height:1.9;margin-bottom:0}
.footer-col h4{color:var(--c-text-inv);font-size:1rem;margin-bottom:18px;font-weight:600}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(253,250,246,.78);font-size:.9375rem;transition:color .24s,padding-left .24s}
.footer-links a:hover{color:var(--c-amber);padding-left:4px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags a{
  display:inline-flex;padding:6px 13px;border-radius:999px;font-size:.8125rem;
  color:rgba(253,250,246,.82);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  transition:background .24s,color .24s,border-color .24s;
}
.footer-tags a:hover{background:rgba(226,84,42,.24);color:#fff;border-color:rgba(226,84,42,.5)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:.9375rem;color:rgba(253,250,246,.78);margin-bottom:12px;line-height:1.75}
.footer-contact svg{width:16px;height:16px;flex:0 0 auto;margin-top:5px;color:var(--c-amber)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);margin-top:12px;padding-top:22px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{margin:0;font-size:.8125rem;color:rgba(253,250,246,.7)}
.footer-bottom a{color:rgba(253,250,246,.82)}
.footer-bottom a:hover{color:var(--c-amber)}

/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .section{padding:80px 0}
  .spec-wrap,.cta-grid{gap:40px}
  .week-grid{grid-template-columns:repeat(3,1fr)}
}
@media screen and (max-width:1023px){
  .nav-menu{display:none}
  .hamburger{display:inline-flex}
  .header-actions .btn{display:none}
  .page-hero{padding:150px 0 72px}
  .hero-stats{grid-template-columns:1fr 1fr;gap:18px}
  .spec-wrap,.cta-grid{grid-template-columns:1fr}
  .spec-visual{order:-1}
  .spec-float{left:12px;bottom:-20px}
  .read-list{grid-template-columns:1fr}
  .week-grid{grid-template-columns:1fr 1fr}
  .form-card{padding:26px}
}
@media screen and (max-width:640px){
  body{font-size:16px}
  .section{padding:64px 0}
  .page-hero{padding:132px 0 56px}
  .page-hero h1{font-size:1.875rem}
  .page-hero-sub{font-size:1rem}
  .hero-stats{grid-template-columns:1fr;padding:18px 20px}
  .hero-actions .btn{width:100%}
  .cap-card{padding:24px 20px}
  .spec-list{grid-template-columns:1fr}
  .week-grid{grid-template-columns:1fr}
  .faq-item summary{padding:18px 52px 18px 18px;font-size:1rem}
  .faq-answer{padding:16px 18px 20px}
  .form-card{padding:22px 18px}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: category3 */
:root{
  --c-primary:#E2542A;
  --c-primary-d:#B33A16;
  --c-secondary:#123B36;
  --c-secondary-l:#2D6A5F;
  --c-amber:#F0A93B;
  --c-bg:#FAF5EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#F4EDE3;
  --c-border:#E7DCCE;
  --c-line:rgba(34,28,22,.08);
  --c-text:#221C16;
  --c-text-2:#6E6459;
  --c-text-inv:#FDFAF6;
  --c-success:#2E7D5B;
  --c-warn:#C2410C;
  --c-error:#B4241C;
  --r-card:16px;
  --r-hero:20px;
  --r-btn:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(34,28,22,.05);
  --sh-2:0 8px 24px -12px rgba(34,28,22,.18);
  --sh-3:0 20px 48px -24px rgba(34,28,22,.28);
  --maxw:1200px;
  --ease:cubic-bezier(.32,.72,0,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:1.0625rem;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-secondary-l);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--c-primary);}
h1,h2,h3,h4{margin:0;color:var(--c-text);font-weight:700;}
h1{font-size:clamp(2rem,4.4vw,3.5rem);line-height:1.15;font-weight:800;letter-spacing:.01em;}
h2{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.28;}
h3{font-size:1.25rem;line-height:1.35;font-weight:600;}
h4{margin:0 0 14px;font-size:1.0625rem;line-height:1.4;font-weight:600;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:1rem;}
:focus-visible{outline:3px solid rgba(226,84,42,.55);outline-offset:2px;border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* 覆盖 Foundation 默认观感 */
.grid-container{max-width:var(--maxw);padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto;}
.grid-container.fluid{max-width:none;padding-left:24px;padding-right:24px;}
.grid-x.grid-margin-x{margin-left:-16px;margin-right:-16px;}
.grid-x.grid-margin-x>.cell{padding-left:16px;padding-right:16px;}
.row-gap{margin-bottom:0;row-gap:32px;}
a.button,.button{background:var(--c-primary);border-radius:var(--r-btn);}
.callout{border:none;background:var(--c-surface-2);border-radius:var(--r-card);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:.9375rem;font-weight:600;line-height:1.2;
  border:1px solid transparent;text-decoration:none;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.btn-primary{background:var(--c-primary);color:var(--c-text-inv);border-color:var(--c-primary);}
.btn-primary:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:var(--c-text-inv);box-shadow:0 10px 24px -10px rgba(226,84,42,.45);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.12);color:var(--c-text-inv);border-color:rgba(255,255,255,.45);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:var(--c-text-inv);border-color:rgba(255,255,255,.7);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary);color:var(--c-text-inv);transform:translateY(-2px);}
.btn-quiet{background:transparent;color:var(--c-secondary-l);border-color:var(--c-border);}
.btn-quiet:hover{background:var(--c-surface);color:var(--c-primary);border-color:var(--c-primary);}
.btn-sm{padding:9px 18px;font-size:.875rem;}
.btn-lg{padding:16px 34px;font-size:1rem;}
.btn:disabled,.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.btn .arrow{transition:transform .24s var(--ease);}
.btn:hover .arrow{transform:translateX(4px);}

/* 标签与徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:.8125rem;font-weight:600;line-height:1.6;}
.badge-soft{background:rgba(45,106,95,.12);color:var(--c-secondary-l);}
.badge-amber{background:var(--c-amber);color:#3A2A08;}
.eyebrow{display:inline-block;font-size:.8125rem;font-weight:700;letter-spacing:.18em;color:var(--c-primary);text-transform:uppercase;margin-bottom:14px;}

/* 导航 */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;}
.nav-bar{
  height:76px;display:flex;align-items:center;
  background:rgba(255,255,255,.12);
  border-bottom:1px solid rgba(255,255,255,.20);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  box-shadow:0 1px 2px rgba(34,28,22,.05);
  transition:height .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.nav-inner{display:flex;align-items:center;gap:24px;width:100%;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--c-text-inv);flex:0 0 auto;}
.brand-mark{width:34px;height:34px;flex:0 0 34px;}
.brand-text{font-size:1.0625rem;font-weight:800;letter-spacing:.02em;}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-menu a{
  position:relative;display:inline-block;
  padding:10px 14px;border-radius:8px;
  font-size:.9375rem;font-weight:500;
  color:rgba(253,250,246,.86);
  text-decoration:none;
  transition:color .24s var(--ease),background .24s var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;right:50%;bottom:3px;height:2px;
  background:var(--c-primary);border-radius:2px;
  transition:left .24s var(--ease),right .24s var(--ease);
}
.nav-menu a:hover{color:var(--c-text-inv);background:rgba(255,255,255,.10);}
.nav-menu a:hover::after{left:14px;right:14px;}
.nav-menu a.is-active{color:#FFFFFF;}
.nav-menu a.is-active::after{left:14px;right:14px;}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid rgba(255,255,255,.30);
  background:rgba(255,255,255,.10);color:var(--c-text-inv);
  transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.24);}
.icon-btn svg{width:18px;height:18px;}
.hamburger{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.30);background:rgba(255,255,255,.10);
  color:var(--c-text-inv);align-items:center;justify-content:center;
}
.hamburger svg{width:20px;height:20px;}

.site-header.is-scrolled .nav-bar{
  height:64px;background:rgba(250,245,238,.94);
  border-bottom-color:var(--c-border);box-shadow:var(--sh-2);
}
.site-header.is-scrolled .brand{color:var(--c-text);}
.site-header.is-scrolled .nav-menu a{color:var(--c-text-2);}
.site-header.is-scrolled .nav-menu a:hover{color:var(--c-primary);background:var(--c-surface-2);}
.site-header.is-scrolled .nav-menu a.is-active{color:var(--c-primary);}
.site-header.is-scrolled .icon-btn,
.site-header.is-scrolled .hamburger{
  border-color:var(--c-border);background:var(--c-surface);color:var(--c-text);
}
.site-header.is-scrolled .icon-btn:hover,
.site-header.is-scrolled .hamburger:hover{background:var(--c-surface-2);color:var(--c-primary);}

.nav-search{display:none;background:rgba(250,245,238,.96);border-bottom:1px solid var(--c-border);box-shadow:var(--sh-1);}
.nav-search.is-open{display:block;}
.nav-search-form{display:flex;gap:12px;align-items:center;padding:14px 0;}
.nav-search-form input{
  flex:1;height:44px;border-radius:var(--r-input);
  border:1px solid var(--c-border);background:var(--c-surface);
  padding:0 14px;color:var(--c-text);
}
.nav-search-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(226,84,42,.12);}

.drawer-mask{position:fixed;inset:0;background:rgba(34,28,22,.45);opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);z-index:110;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);
  background:var(--c-bg);z-index:120;padding:26px 24px 32px;
  transform:translateX(105%);transition:transform .28s var(--ease);
  box-shadow:var(--sh-3);overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-head .brand{color:var(--c-text);}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-border);background:var(--c-surface);color:var(--c-text);display:inline-flex;align-items:center;justify-content:center;}
.drawer-close svg{width:18px;height:18px;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:26px;}
.drawer-nav a{
  display:block;padding:13px 14px;border-radius:12px;
  font-size:1.125rem;font-weight:600;color:var(--c-text);
  border:1px solid transparent;
}
.drawer-nav a:hover{background:var(--c-surface);border-color:var(--c-border);}
.drawer-nav a.is-active{color:var(--c-primary);background:var(--c-surface);border-color:var(--c-border);}
.drawer-foot{border-top:1px solid var(--c-line);padding-top:20px;}
.drawer-foot p{font-size:.875rem;color:var(--c-text-2);margin-bottom:14px;}

/* 页面主视觉 */
.page-hero{
  position:relative;overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:158px 0 76px;
  color:var(--c-text-inv);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(18,59,54,.88) 0%,rgba(18,59,54,.70) 46%,rgba(226,84,42,.62) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.05;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.9) 0 1px,transparent 1px 8px);
}
.page-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.8125rem;color:rgba(253,250,246,.78);margin-bottom:20px;}
.breadcrumb a{color:rgba(253,250,246,.78);}
.breadcrumb a:hover{color:#FFFFFF;}
.breadcrumb .sep{opacity:.55;}
.breadcrumb .current{color:#FFFFFF;font-weight:600;}
.page-hero h1{color:#FFFFFF;max-width:20ch;margin-bottom:20px;}
.hero-lead{font-size:1.0625rem;line-height:1.9;color:rgba(253,250,246,.90);max-width:640px;margin-bottom:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-tags .badge{background:rgba(255,255,255,.14);color:#FFFFFF;border:1px solid rgba(255,255,255,.26);}

/* 板块 */
.section{padding:64px 0;}
.section-alt{background:var(--c-surface-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head p{color:var(--c-text-2);margin-top:14px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head.center .eyebrow{margin-left:auto;margin-right:auto;}

/* 图文区块 */
.media-row{align-items:center;row-gap:28px;}
.media-row + .media-row{margin-top:72px;}
.figure{position:relative;border-radius:var(--r-hero);overflow:hidden;box-shadow:var(--sh-3);border:1px solid var(--c-border);background:var(--c-surface);}
.figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.figure figcaption{font-size:.8125rem;color:var(--c-text-2);padding:10px 16px;background:var(--c-surface);text-align:center;}
.media-copy h3{margin-bottom:14px;}
.media-copy p{color:var(--c-text-2);}
.check-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:.9375rem;color:var(--c-text);}
.check-list svg{width:18px;height:18px;flex:0 0 18px;margin-top:5px;color:var(--c-secondary-l);}

/* 时间线 */
.timeline-wrap{align-items:start;row-gap:36px;}
.timeline{position:relative;}
.tl-item{position:relative;padding-left:76px;padding-bottom:44px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:23px;top:52px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--c-border),rgba(231,220,206,.2));
}
.tl-item:last-child::before{display:none;}
.tl-num{
  position:absolute;left:0;top:0;width:48px;height:48px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-surface);border:2px solid var(--c-primary);
  color:var(--c-primary);font-weight:800;font-size:.9375rem;
  font-variant-numeric:tabular-nums;box-shadow:var(--sh-2);
}
.tl-item h3{margin-bottom:10px;}
.tl-item p{color:var(--c-text-2);font-size:1rem;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.side-card{
  position:sticky;top:96px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-2);
}
.side-card h3{margin-bottom:8px;}
.side-card .side-note{font-size:.9375rem;color:var(--c-text-2);margin-bottom:18px;}
.side-list{display:flex;flex-direction:column;gap:12px;margin-bottom:22px;}
.side-list li{display:flex;gap:10px;font-size:.9375rem;}
.side-list svg{width:18px;height:18px;flex:0 0 18px;margin-top:5px;color:var(--c-secondary-l);}
.side-card .btn{width:100%;}

/* 指标卡 */
.metric-card{
  height:100%;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(226,84,42,.35);}
.metric-icon{
  width:44px;height:44px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(45,106,95,.12);color:var(--c-secondary-l);
  margin-bottom:16px;
}
.metric-icon svg{width:22px;height:22px;}
.metric-card h3{font-size:1.0625rem;margin-bottom:10px;}
.metric-card p{font-size:.9375rem;color:var(--c-text-2);margin:0;}

/* 数据条 */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  background:var(--c-secondary);border-radius:var(--r-hero);
  padding:32px 34px;color:var(--c-text-inv);
}
.stat-strip .stat-num{font-size:1.75rem;font-weight:800;font-variant-numeric:tabular-nums;color:#FFFFFF;}
.stat-strip .stat-label{font-size:.8125rem;color:rgba(253,250,246,.78);margin-top:4px;line-height:1.6;}

/* 相关阅读 */
.read-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.read-card{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:14px;
  text-decoration:none;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.read-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(226,84,42,.32);}
.read-card img{width:78px;height:70px;flex:0 0 78px;object-fit:cover;border-radius:10px;}
.read-card h3{font-size:.9375rem;line-height:1.5;color:var(--c-text);margin-bottom:6px;}
.read-card:hover h3{color:var(--c-primary);}
.read-card p{font-size:.8125rem;color:var(--c-text-2);margin:0;line-height:1.7;}

/* FAQ */
.faq-layout{align-items:start;row-gap:32px;}
.faq-aside p{color:var(--c-text-2);font-size:.9375rem;margin-bottom:20px;}
.faq-list{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);padding:8px 24px;box-shadow:var(--sh-2);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-item:last-child{border-bottom:none;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;justify-content:space-between;align-items:flex-start;gap:18px;
  padding:22px 0;font-size:1.0625rem;font-weight:600;color:var(--c-text);
  transition:color .24s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-primary);}
.faq-icon{position:relative;flex:0 0 24px;width:24px;height:24px;margin-top:4px;transition:transform .24s var(--ease);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--c-primary);border-radius:2px;}
.faq-icon::before{left:3px;right:3px;top:11px;height:2px;}
.faq-icon::after{left:11px;top:3px;width:2px;height:18px;}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-answer{padding:0 40px 24px 0;font-size:.9375rem;color:var(--c-text-2);}

/* CTA */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--c-secondary);border-radius:var(--r-hero);
  padding:48px 44px;color:var(--c-text-inv);
}
.cta-panel::after{
  content:"";position:absolute;inset:0;opacity:.06;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.9) 0 1px,transparent 1px 9px);
  pointer-events:none;
}
.cta-panel .cta-inner{position:relative;z-index:2;align-items:start;row-gap:30px;}
.cta-panel h2{color:#FFFFFF;margin-bottom:16px;}
.cta-panel p{color:rgba(253,250,246,.84);}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:22px;}
.cta-points li{display:flex;gap:10px;font-size:.9375rem;color:rgba(253,250,246,.90);}
.cta-points svg{width:18px;height:18px;flex:0 0 18px;margin-top:5px;color:var(--c-amber);}
.form-card{
  background:var(--c-surface);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-3);
}
.form-card h3{font-size:1.125rem;margin-bottom:8px;}
.form-card .form-note{font-size:.875rem;color:var(--c-text-2);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:.875rem;font-weight:600;color:var(--c-text);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-border);border-radius:var(--r-input);
  background:var(--c-surface);color:var(--c-text);padding:12px 14px;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.field input,.field select{height:48px;}
.field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:#A79C8E;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(226,84,42,.12);
}
.field.has-error input,.field.has-error textarea{border-color:var(--c-error);}
.field .error-text{display:none;font-size:.8125rem;color:var(--c-error);margin-top:6px;}
.field.has-error .error-text{display:block;}
.form-privacy{font-size:.8125rem;color:var(--c-text-2);margin-top:14px;line-height:1.7;}
.form-status{display:none;margin-top:16px;padding:12px 14px;border-radius:10px;font-size:.875rem;}
.form-status.is-ok{display:block;background:rgba(46,125,91,.10);color:var(--c-success);border:1px solid rgba(46,125,91,.28);}
.form-status.is-err{display:block;background:rgba(180,36,28,.08);color:var(--c-error);border:1px solid rgba(180,36,28,.24);}
.btn-loading .spinner{
  width:14px;height:14px;border-radius:50%;
  border:2px solid rgba(253,250,246,.45);border-top-color:#FFFFFF;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* 页脚 */
.site-footer{
  background:var(--c-secondary);color:rgba(253,250,246,.82);
  border-top:2px solid var(--c-primary);
  padding:64px 0 0;margin-top:8px;
}
.footer-col h4{color:#FFFFFF;font-size:1rem;margin-bottom:16px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:#FFFFFF;font-weight:800;font-size:1.0625rem;}
.footer-col p{font-size:.9375rem;color:rgba(253,250,246,.78);line-height:1.85;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:.9375rem;color:rgba(253,250,246,.80);}
.footer-links a:hover{color:#FFFFFF;text-decoration:underline;text-underline-offset:3px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags a{
  display:inline-block;padding:5px 12px;border-radius:999px;
  font-size:.8125rem;color:rgba(253,250,246,.85);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
}
.footer-tags a:hover{background:rgba(226,84,42,.85);color:#FFFFFF;border-color:transparent;}
.footer-contact{display:flex;flex-direction:column;gap:12px;}
.footer-contact li{display:flex;gap:10px;font-size:.9375rem;color:rgba(253,250,246,.82);}
.footer-contact svg{width:18px;height:18px;flex:0 0 18px;margin-top:4px;color:var(--c-amber);}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:.8125rem;color:rgba(253,250,246,.68);
}
.footer-bottom a{color:rgba(253,250,246,.68);}
.footer-bottom a:hover{color:#FFFFFF;}

/* 响应式 */
@media (max-width:1023px){
  .nav-menu{display:none;}
  .hamburger{display:inline-flex;}
  .nav-actions .btn{display:none;}
  .section{padding:64px 0;}
  .page-hero{padding:130px 0 60px;}
  .timeline-wrap .side-col{order:2;}
  .side-card{position:static;}
  .read-list{grid-template-columns:repeat(2,1fr);}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:20px;padding:28px;}
  .cta-panel{padding:36px 28px;}
  .media-row + .media-row{margin-top:52px;}
}
@media (max-width:767px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .grid-container.fluid{padding-left:16px;padding-right:16px;}
  .grid-x.grid-margin-x{margin-left:-10px;margin-right:-10px;}
  .grid-x.grid-margin-x>.cell{padding-left:10px;padding-right:10px;}
  .row-gap{row-gap:22px;}
  h1{font-size:clamp(1.75rem,7vw,2.4rem);}
  .page-hero{padding:118px 0 52px;}
  .page-hero h1{max-width:none;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:32px;}
  .tl-item{padding-left:64px;padding-bottom:34px;}
  .tl-num{width:42px;height:42px;font-size:.875rem;}
  .tl-item::before{left:20px;top:46px;}
  .read-list{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr;gap:18px;padding:24px;}
  .faq-list{padding:4px 16px;}
  .faq-answer{padding-right:0;}
  .cta-panel{padding:28px 20px;border-radius:16px;}
  .form-card{padding:22px 18px;}
  .footer-bottom{flex-direction:column;text-align:center;gap:8px;}
}
@media (max-width:519px){
  .read-card{flex-direction:row;}
  .read-card img{width:64px;height:60px;flex:0 0 64px;}
  .btn{width:100%;}
  .nav-actions .btn-sm{display:none;}
}

/* roulang page: category4 */
:root{
  --c-primary:#E2542A;--c-primary-d:#B33A16;--c-secondary:#123B36;--c-secondary-l:#2D6A5F;
  --c-amber:#F0A93B;--c-bg:#FAF5EE;--c-surface:#FFFFFF;--c-surface-2:#F4EDE3;
  --c-border:#E7DCCE;--c-line:rgba(34,28,22,.08);
  --c-text:#221C16;--c-text-2:#6E6459;--c-text-inv:#FDFAF6;
  --c-ok:#2E7D5B;--c-warn:#C2410C;--c-err:#B4241C;
  --r-card:16px;--r-hero:20px;--r-btn:12px;--r-input:10px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(34,28,22,.05);
  --sh-2:0 8px 24px -12px rgba(34,28,22,.18);
  --sh-3:0 20px 48px -24px rgba(34,28,22,.28);
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","DIN Alternate",ui-sans-serif,system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:1.0625rem;line-height:1.9;color:var(--c-text);
  background:var(--c-bg);-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .24s ease}
a:hover,a:focus{color:var(--c-primary-d)}
h1,h2,h3,h4{margin:0 0 .6em;color:var(--c-text);letter-spacing:.01em}
h1{font-size:clamp(2rem,4.4vw,3.5rem);line-height:1.15;font-weight:800}
h2{font-size:clamp(1.5rem,2.6vw,2.25rem);line-height:1.28;font-weight:700}
h3{font-size:1.25rem;line-height:1.35;font-weight:600}
p{margin:0 0 1.15em}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:1rem}
:focus-visible{outline:3px solid rgba(226,84,42,.5);outline-offset:2px;border-radius:6px}
::selection{background:rgba(226,84,42,.18)}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-secondary);color:var(--c-text-inv);padding:12px 20px;z-index:999;border-radius:0 0 12px 0}
.skip-link:focus{left:0;color:var(--c-text-inv)}

/* ---------- Foundation 覆盖 ---------- */
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px}
@media screen and (min-width:1200px){.grid-container{max-width:1320px}}
.grid-container.fluid{max-width:100%;padding-left:24px;padding-right:24px}
.button,button.button{background-color:var(--c-primary);border-radius:var(--r-btn);font-weight:600}
.button:hover,.button:focus{background-color:var(--c-primary-d)}
.callout{border-radius:var(--r-card);border:1px solid var(--c-border);background:var(--c-surface-2)}

/* ---------- 通用组件 ---------- */
.section{padding:64px 0}
@media screen and (min-width:640px){.section{padding:80px 0}}
@media screen and (min-width:1024px){.section{padding:112px 0}}
.section--tight{padding:48px 0}
@media screen and (min-width:1024px){.section--tight{padding:80px 0}}
.section--alt{background:var(--c-surface-2)}
.section--dark{background:var(--c-secondary);color:var(--c-text-inv)}
.section--dark h2,.section--dark h3{color:var(--c-text-inv)}
.section--dark p{color:rgba(253,250,246,.82)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.875rem;font-weight:600;color:var(--c-secondary-l);letter-spacing:.04em;margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--c-primary);border-radius:2px}
.section-head{max-width:760px;margin-bottom:40px}
.section-head p{margin-bottom:0;color:var(--c-text-2)}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head--center .eyebrow{justify-content:center}
.section-head--center .eyebrow::before{display:none}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:var(--r-btn);font-size:1rem;font-weight:600;line-height:1.2;border:1px solid transparent;cursor:pointer;transition:background-color .24s,color .24s,box-shadow .24s,transform .24s,border-color .24s;text-align:center}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--c-primary);color:var(--c-text-inv);box-shadow:var(--sh-1)}
.btn-primary:hover,.btn-primary:focus{background:var(--c-primary-d);color:var(--c-text-inv);box-shadow:0 10px 24px -10px rgba(226,84,42,.45);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:rgba(253,250,246,.08);border-color:rgba(253,250,246,.5);color:var(--c-text-inv)}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(253,250,246,.18);color:#fff;border-color:rgba(253,250,246,.85)}
.btn-outline{background:var(--c-surface);border-color:var(--c-border);color:var(--c-text)}
.btn-outline:hover,.btn-outline:focus{border-color:var(--c-primary);color:var(--c-primary)}
.btn-sm{padding:10px 18px;font-size:.9375rem;border-radius:10px}
.btn[disabled],.btn.is-loading{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-secondary-l)}
.link-arrow svg{width:16px;height:16px;transition:transform .24s ease}
.link-arrow:hover svg{transform:translateX(4px)}

.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);font-size:.8125rem;font-weight:600;line-height:1.4}
.badge-soft{background:rgba(45,106,95,.12);color:var(--c-secondary-l)}
.badge-amber{background:var(--c-amber);color:#3B2606}
.badge-line{border:1px solid var(--c-border);color:var(--c-text-2);background:var(--c-surface)}

.card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:box-shadow .24s,transform .24s,border-color .24s}
.card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);border-color:rgba(226,84,42,.28)}

/* ---------- 导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:120;transition:background-color .28s cubic-bezier(.32,.72,0,1),box-shadow .28s,border-color .28s,backdrop-filter .28s;background:rgba(18,59,54,.22);border-bottom:1px solid rgba(255,255,255,.14);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height .28s cubic-bezier(.32,.72,0,1)}
.site-header.is-scrolled{background:rgba(250,245,238,.94);border-bottom-color:var(--c-border);box-shadow:var(--sh-2)}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:34px;height:34px;flex:none}
.brand-text{font-family:var(--font-num);font-size:1.25rem;font-weight:800;letter-spacing:.02em;color:var(--c-text-inv);transition:color .28s}
.site-header.is-scrolled .brand-text{color:var(--c-text)}
.nav-menu{display:none;align-items:center;gap:6px}
.nav-menu a{position:relative;padding:10px 12px;font-size:.9375rem;font-weight:600;color:rgba(253,250,246,.86);border-radius:8px;transition:color .24s}
.nav-menu a::after{content:"";position:absolute;left:50%;bottom:4px;width:0;height:2px;background:var(--c-primary);border-radius:2px;transform:translateX(-50%);transition:width .18s ease}
.nav-menu a:hover,.nav-menu a:focus{color:#fff}
.nav-menu a:hover::after,.nav-menu a:focus::after{width:20px}
.nav-menu a.is-active{color:#fff}
.nav-menu a.is-active::after{width:24px}
.site-header.is-scrolled .nav-menu a{color:var(--c-text-2)}
.site-header.is-scrolled .nav-menu a:hover,.site-header.is-scrolled .nav-menu a:focus{color:var(--c-primary)}
.site-header.is-scrolled .nav-menu a.is-active{color:var(--c-text)}
.header-actions{display:flex;align-items:center;gap:12px}
.menu-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0 10px;background:rgba(253,250,246,.1);border:1px solid rgba(253,250,246,.35);border-radius:10px;cursor:pointer;transition:background-color .24s,border-color .24s}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:var(--c-text-inv);transition:transform .24s,opacity .24s,background-color .28s}
.site-header.is-scrolled .menu-toggle{background:var(--c-surface);border-color:var(--c-border)}
.site-header.is-scrolled .menu-toggle span{background:var(--c-text)}
.menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.is-open span:nth-child(2){opacity:0}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{position:fixed;left:0;right:0;top:76px;bottom:0;background:var(--c-bg);padding:24px 24px 40px;overflow-y:auto;opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .24s ease,transform .24s ease,visibility .24s}
.mobile-nav.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.mobile-nav a.m-link{display:block;padding:16px 4px;font-size:1.125rem;font-weight:600;color:var(--c-text);border-bottom:1px solid var(--c-line)}
.mobile-nav a.m-link.is-active{color:var(--c-primary)}
.mobile-nav .m-actions{margin-top:24px;display:grid;gap:12px}
.mobile-nav .m-contact{margin-top:28px;font-size:.9375rem;color:var(--c-text-2)}
.mobile-nav .m-contact strong{display:block;color:var(--c-text);font-size:1.0625rem}
body.is-locked{overflow:hidden}
@media screen and (min-width:1024px){
  .nav-menu{display:flex}
  .menu-toggle{display:none}
  .mobile-nav{display:none}
}
@media screen and (max-width:639px){
  .header-actions .header-cta{display:none}
}
@media screen and (min-width:640px) and (max-width:1023px){
  .header-actions .header-cta{display:none}
}

/* ---------- 内页 Hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:132px 0 56px;color:var(--c-text-inv);
  background-image:linear-gradient(115deg,rgba(18,59,54,.92) 0%,rgba(18,59,54,.72) 46%,rgba(226,84,42,.66) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;}
.page-hero::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 2px,transparent 2px 10px);opacity:.5;pointer-events:none}
.page-hero .hero-inner{position:relative;z-index:2;max-width:820px}
.page-hero h1{color:var(--c-text-inv);margin-bottom:18px}
.page-hero .hero-lead{font-size:1.125rem;line-height:1.9;color:rgba(253,250,246,.9);max-width:660px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.8125rem;color:rgba(253,250,246,.72);margin-bottom:20px}
.crumbs a{color:rgba(253,250,246,.82)}
.crumbs a:hover{color:#fff}
.crumbs .sep{opacity:.6}
.crumbs .cur{color:#fff;font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:grid;grid-template-columns:1fr;gap:1px;margin-top:40px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);border-radius:var(--r-card);overflow:hidden;backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%)}
.hero-stats .stat{padding:20px 22px;background:rgba(255,255,255,.08)}
.hero-stats .stat b{display:block;font-family:var(--font-num);font-size:1.75rem;font-weight:800;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums}
.hero-stats .stat span{font-size:.8125rem;color:rgba(253,250,246,.82)}
@media screen and (min-width:640px){.hero-stats{grid-template-columns:repeat(3,1fr)}}
@media screen and (min-width:1024px){.page-hero{padding:176px 0 88px}}

/* ---------- 对比卡 ---------- */
.compare-grid{display:grid;grid-template-columns:1fr;gap:20px}
.compare-col{border-radius:var(--r-card);border:1px solid var(--c-border);background:var(--c-surface);padding:28px 26px;box-shadow:var(--sh-1)}
.compare-col h3{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.compare-col .col-note{font-size:.875rem;color:var(--c-text-2);margin-bottom:18px}
.compare-col.is-before{background:#FFF9F6;border-color:#F4D6C8}
.compare-col.is-before h3{color:var(--c-warn)}
.compare-col.is-after{background:#F5FBF8;border-color:#CBE5DA}
.compare-col.is-after h3{color:var(--c-secondary-l)}
.compare-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--c-line);font-size:.9375rem;line-height:1.8;color:var(--c-text)}
.compare-list li:last-child{border-bottom:0}
.compare-list svg{width:20px;height:20px;flex:none;margin-top:6px}
.is-before .compare-list svg{color:var(--c-err)}
.is-after .compare-list svg{color:var(--c-ok)}
.compare-foot{margin-top:22px;padding-top:18px;border-top:1px solid var(--c-line);font-size:.875rem;color:var(--c-text-2)}
@media screen and (min-width:768px){.compare-grid{grid-template-columns:1fr 1fr;gap:24px}}

/* ---------- 场景卡 ---------- */
.scene-card{display:flex;flex-direction:column;height:100%;overflow:hidden;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:box-shadow .24s,transform .24s,border-color .24s}
.scene-card:hover{box-shadow:var(--sh-2);transform:translateY(-4px);border-color:rgba(226,84,42,.3)}
.scene-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,rgba(18,59,54,.14),rgba(226,84,42,.14))}
.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-thumb .badge{position:absolute;left:12px;top:12px}
.scene-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.scene-body h3{font-size:1.0625rem;line-height:1.5;margin-bottom:10px}
.scene-body p{font-size:.9375rem;color:var(--c-text-2);margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.scene-body .scene-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}

/* ---------- 要点清单 ---------- */
.point-list{display:grid;grid-template-columns:1fr;gap:16px}
@media screen and (min-width:640px){.point-list{grid-template-columns:1fr 1fr}}
@media screen and (min-width:1024px){.point-list{grid-template-columns:repeat(3,1fr);gap:20px}}
.point-item{display:flex;gap:14px;padding:22px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:border-color .24s,box-shadow .24s}
.point-item:hover{border-color:rgba(45,106,95,.35);box-shadow:var(--sh-2)}
.point-icon{width:44px;height:44px;flex:none;display:grid;place-items:center;border-radius:12px;background:rgba(45,106,95,.1);color:var(--c-secondary-l)}
.point-icon svg{width:22px;height:22px}
.point-item h3{font-size:1.0625rem;margin-bottom:6px}
.point-item p{font-size:.9375rem;color:var(--c-text-2);margin:0}

/* ---------- 相关阅读 ---------- */
.read-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media screen and (min-width:640px){.read-grid{grid-template-columns:1fr 1fr}}
@media screen and (min-width:1024px){.read-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
.read-card{display:flex;flex-direction:column;overflow:hidden;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:box-shadow .24s,transform .24s}
.read-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px)}
.read-card img{aspect-ratio:16/10;width:100%;object-fit:cover}
.read-body{padding:20px;display:flex;flex-direction:column;flex:1}
.read-body h3{font-size:1.0625rem;line-height:1.5;margin-bottom:10px}
.read-body a.read-title{color:var(--c-text)}
.read-body a.read-title:hover{color:var(--c-primary)}
.read-body p{font-size:.9375rem;color:var(--c-text-2);margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.read-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:.875rem;color:var(--c-text-2)}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:1fr;gap:32px}
@media screen and (min-width:1024px){.faq-wrap{grid-template-columns:4fr 8fr;gap:48px}}
.faq-aside .btn{margin-top:8px}
.accordion{border:0;background:transparent;border-radius:0;margin:0}
.accordion .accordion-item{border-bottom:1px solid var(--c-line)}
.accordion .accordion-title{position:relative;display:block;padding:22px 48px 22px 0;border:0;background:transparent;font-size:1.0625rem;font-weight:600;line-height:1.6;color:var(--c-text);transition:color .24s}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:transparent;color:var(--c-primary)}
.accordion .accordion-title::before{position:absolute;right:6px;top:50%;width:24px;height:24px;margin-top:-12px;display:grid;place-items:center;font-size:1.25rem;font-weight:400;color:var(--c-primary);content:"+";transform:rotate(0);transition:transform .24s ease;background:transparent}
.accordion .accordion-item.is-active .accordion-title::before{transform:rotate(45deg)}
.accordion .accordion-content{padding:0 48px 22px 0;border:0;background:transparent;font-size:.9375rem;line-height:1.9;color:var(--c-text-2)}
.accordion .accordion-content p:last-child{margin-bottom:0}

/* ---------- CTA + 表单 ---------- */
.consult{position:relative;overflow:hidden;background:var(--c-secondary);color:var(--c-text-inv);border-radius:var(--r-hero)}
.consult::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.04) 0 2px,transparent 2px 12px);pointer-events:none}
.consult .grid-container{position:relative;z-index:2}
.consult h2{color:var(--c-text-inv)}
.consult .consult-list li{display:flex;gap:12px;padding:10px 0;color:rgba(253,250,246,.88);font-size:.9375rem}
.consult .consult-list svg{width:20px;height:20px;flex:none;margin-top:6px;color:var(--c-amber)}
.form-card{background:var(--c-surface);border-radius:var(--r-card);box-shadow:var(--sh-3);padding:26px}
@media screen and (min-width:768px){.form-card{padding:32px}}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:.875rem;font-weight:600;color:var(--c-text);margin-bottom:8px}
.form-row .req{color:var(--c-primary)}
.form-row input,.form-row select,.form-row textarea{width:100%;height:48px;padding:0 14px;border:1px solid var(--c-border);border-radius:var(--r-input);background:#FFFDFA;color:var(--c-text);transition:border-color .24s,box-shadow .24s;appearance:none}
.form-row textarea{height:auto;min-height:112px;padding:12px 14px;line-height:1.8;resize:vertical}
.form-row select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236E6459' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(226,84,42,.14)}
.form-row.has-error input,.form-row.has-error select,.form-row.has-error textarea{border-color:var(--c-err)}
.form-hint{display:none;font-size:.8125rem;color:var(--c-err);margin-top:6px}
.form-row.has-error .form-hint{display:block}
.form-privacy{font-size:.8125rem;color:var(--c-text-2);margin:14px 0 0}
.form-success{display:none;margin-top:16px;padding:14px 16px;border-radius:var(--r-input);background:rgba(46,125,91,.1);border:1px solid rgba(46,125,91,.3);color:var(--c-ok);font-size:.9375rem}
.form-success.is-visible{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-secondary);color:rgba(253,250,246,.82);border-top:2px solid var(--c-primary);padding:64px 0 0;margin-top:0}
.site-footer h4{font-size:1rem;color:var(--c-text-inv);margin-bottom:18px;font-weight:600}
.footer-col{margin-bottom:32px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:34px;height:34px}
.footer-brand .brand-text{font-family:var(--font-num);font-size:1.25rem;font-weight:800;color:var(--c-text-inv)}
.site-footer p{font-size:.9375rem;color:rgba(253,250,246,.78);line-height:1.85}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:.9375rem;color:rgba(253,250,246,.82)}
.footer-links a:hover,.footer-links a:focus{color:var(--c-amber)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags a{font-size:.8125rem;padding:6px 12px;border-radius:var(--r-pill);border:1px solid rgba(253,250,246,.28);color:rgba(253,250,246,.85)}
.footer-tags a:hover,.footer-tags a:focus{border-color:var(--c-amber);color:var(--c-amber)}
.footer-contact li{display:flex;gap:10px;font-size:.9375rem;margin-bottom:12px;color:rgba(253,250,246,.82)}
.footer-contact svg{width:18px;height:18px;flex:none;margin-top:6px;color:var(--c-amber)}
.footer-bottom{border-top:1px solid rgba(253,250,246,.16);margin-top:16px;padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;font-size:.8125rem;color:rgba(253,250,246,.7)}
.footer-bottom a{color:rgba(253,250,246,.7)}
.footer-bottom a:hover{color:var(--c-amber)}