/* roulang page: index */
/* ==========================================================
   设计变量
   ========================================================== */
:root{
  --primary:#0F5A4A;
  --primary-d:#0A3F34;
  --primary-l:#17735F;
  --accent:#E79A2B;
  --cloud:#7FBFAE;
  --bg:#F7F5F0;
  --bg-alt:#F1EFE8;
  --surface:#FFFFFF;
  --text:#1A2621;
  --text-2:#5C6B65;
  --text-3:#8A968F;
  --border:#E3E0D6;
  --ok:#2E8B62;
  --warn:#D97706;
  --err:#C0392B;

  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(16,42,36,.06),0 2px 8px rgba(16,42,36,.05);
  --sh-2:0 8px 24px rgba(16,42,36,.10);
  --ease:200ms ease;

  --maxw:1200px;
  --readw:780px;
}

/* ==========================================================
   基础复位
   ========================================================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease);}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{list-style:none;padding:0;}
input,textarea{font:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

/* ==========================================================
   容器与板块
   ========================================================== */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:92px 0;position:relative;}
.section--alt{background:var(--bg-alt);}
.section--tight{padding:72px 0;}

.section__head{max-width:720px;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:13px;font-weight:600;letter-spacing:.06em;
  color:var(--primary);
  background:rgba(127,191,174,.20);
  border-radius:var(--r-pill);
  padding:5px 14px;
}
.section__title{
  position:relative;
  font-size:clamp(24px,3vw,34px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.01em;
  margin-top:16px;
  padding-left:16px;
}
.section__title::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;
  border-radius:2px;background:var(--primary);
}
.section__head--center .section__title{padding-left:0;}
.section__head--center .section__title::before{display:none;}
.section__lead{margin-top:16px;color:var(--text-2);font-size:16px;line-height:1.85;}

.grid-tex{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(15,90,74,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,90,74,.05) 1px,transparent 1px);
  background-size:44px 44px;
}

/* ==========================================================
   按钮
   ========================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 26px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn--primary:hover{background:var(--primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:none;box-shadow:none;}
.btn--accent{background:var(--accent);color:#2A1B02;}
.btn--accent:hover{background:#D28A1E;color:#2A1B02;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--outline{background:var(--surface);color:var(--primary);border-color:var(--primary);}
.btn--outline:hover{background:rgba(15,90,74,.06);color:var(--primary);transform:translateY(-1px);}
.btn--ghost{background:transparent;color:var(--text-2);border-color:var(--border);}
.btn--ghost:hover{color:var(--text);border-color:var(--cloud);background:rgba(127,191,174,.10);}
.btn--sm{padding:10px 20px;font-size:14px;}
.btn--full{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--primary);
}
.link-more::after{content:"→";transition:transform var(--ease);}
.link-more:hover::after{transform:translateX(4px);}

/* ==========================================================
   徽章 / 标签
   ========================================================== */
.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;
  font-size:12px;font-weight:600;line-height:1;
  border-radius:var(--r-pill);
}
.badge--cat{background:rgba(127,191,174,.22);color:var(--primary);}
.badge--state{background:var(--accent);color:#2A1B02;}
.badge--rec{background:var(--accent);color:#fff;}
.badge--soft{background:var(--bg-alt);color:var(--text-2);border:1px solid var(--border);}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--border);
  font-size:13px;color:var(--text-2);
}

/* ==========================================================
   顶部导航
   ========================================================== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:0 1px 2px rgba(0,0,0,.04);
}
.header__inner{
  display:flex;align-items:center;gap:24px;
  height:64px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo__mark{
  width:34px;height:34px;border-radius:10px;
  background:rgba(127,191,174,.22);
  display:inline-flex;align-items:center;justify-content:center;
}
.logo__mark svg{width:20px;height:20px;}
.logo__text{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--text);}

.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text-2);
  padding:20px 0;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;
  background:var(--primary);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--primary);}
.nav-link.is-active{color:var(--primary);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}

.header__actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.search-box{
  position:relative;display:flex;align-items:center;
  width:216px;height:38px;
  background:var(--bg-alt);
  border:1px solid transparent;
  border-radius:var(--r-pill);
  padding:0 14px;
  transition:border-color var(--ease),background-color var(--ease);
}
.search-box:focus-within{border-color:var(--primary);background:#fff;}
.search-box svg{width:16px;height:16px;flex-shrink:0;color:var(--text-3);}
.search-box input{
  width:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);padding-left:8px;
}
.search-box input::placeholder{color:var(--text-3);}

.menu-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--border);align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative;}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

/* 移动端抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;
  background:#fff;z-index:200;
  transform:translateX(102%);
  transition:transform 260ms ease;
  display:flex;flex-direction:column;
  box-shadow:-12px 0 32px rgba(16,42,36,.12);
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--border);
}
.drawer__close{font-size:26px;line-height:1;color:var(--text-2);padding:0 6px;}
.drawer__nav{flex:1;overflow-y:auto;padding:8px 0;}
.drawer__nav a{
  display:block;padding:0 20px;line-height:52px;
  font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--border);
}
.drawer__nav a.is-active{color:var(--primary);font-weight:600;background:rgba(127,191,174,.12);}
.drawer__foot{padding:16px 20px;border-top:1px solid var(--border);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,42,36,.36);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
  z-index:190;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ==========================================================
   首屏
   ========================================================== */
.hero{
  position:relative;overflow:hidden;
  padding:70px 0 88px;
  background:linear-gradient(180deg,#FBF9F5 0%,#F7F5F0 100%);
}
.hero__cloud{
  position:absolute;right:-40px;bottom:-10px;width:520px;max-width:60vw;
  opacity:.5;pointer-events:none;
}
.hero__grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--primary);
  background:#fff;border:1px solid var(--border);
  border-radius:var(--r-pill);padding:6px 14px;box-shadow:var(--sh-1);
}
.hero__title{
  margin-top:20px;
  font-size:clamp(30px,4.6vw,52px);
  line-height:1.24;
  font-weight:700;
  letter-spacing:-.02em;
}
.hero__sub{
  margin-top:18px;
  font-size:17px;line-height:1.9;color:var(--text-2);
  max-width:30em;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero__stats{
  display:flex;align-items:center;gap:0;
  margin-top:38px;padding-top:26px;border-top:1px solid var(--border);
}
.hero__stats li{
  padding:0 26px;border-left:1px solid var(--cloud);
}
.hero__stats li:first-child{padding-left:0;border-left:0;}
.hero__stats strong{
  display:block;font-size:28px;font-weight:700;line-height:1.2;
  color:var(--accent);font-variant-numeric:tabular-nums;
}
.hero__stats span{font-size:13px;color:var(--text-3);}

.trust-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.trust-bar li{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--bg-alt);border:1px solid var(--border);
  border-radius:var(--r-pill);
  padding:7px 15px;font-size:13px;color:var(--text-2);
}
.trust-bar li::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--cloud);
}

.hero__media{position:relative;}
.hero__media img{
  width:100%;aspect-ratio:16/12;object-fit:cover;
  border-radius:16px;box-shadow:var(--sh-2);
}
.hero__float{
  position:absolute;left:-16px;bottom:-22px;
  display:flex;align-items:center;gap:12px;
  background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:12px 16px;
  box-shadow:var(--sh-2);
  max-width:290px;
}
.hero__float img{width:56px;height:56px;border-radius:10px;object-fit:cover;flex-shrink:0;aspect-ratio:auto;}
.hero__float b{display:block;font-size:14px;font-weight:600;line-height:1.5;}
.hero__float span{display:block;font-size:12.5px;color:var(--text-3);line-height:1.6;}

/* ==========================================================
   卖点 Bento
   ========================================================== */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.bento__card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
  display:flex;flex-direction:column;gap:14px;
}
.bento__card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.bento__card--lg{grid-column:span 2;grid-row:span 2;}
.bento__card--wide{grid-column:span 2;}
.bento__icon{
  width:44px;height:44px;border-radius:50%;
  background:rgba(127,191,174,.24);
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);flex-shrink:0;
}
.bento__icon svg{width:22px;height:22px;}
.bento__card h3{font-size:19px;font-weight:700;line-height:1.45;}
.bento__card p{font-size:15px;color:var(--text-2);line-height:1.8;}
.bento__figure{margin-top:auto;border-radius:var(--r-img);overflow:hidden;}
.bento__figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.bento__list{display:grid;gap:10px;margin-top:4px;}
.bento__list li{
  position:relative;padding-left:20px;
  font-size:14.5px;color:var(--text-2);
}
.bento__list li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:8px;height:8px;border-radius:2px;background:var(--cloud);
}

/* ==========================================================
   演示区
   ========================================================== */
.demo__grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.phone{
  width:100%;max-width:340px;margin:0 auto;
  border:2px solid var(--primary);border-radius:28px;
  background:#fff;padding:14px;box-shadow:var(--sh-2);
}
.phone__screen{
  border-radius:20px;background:var(--bg-alt);
  padding:18px;display:grid;gap:12px;min-height:500px;align-content:start;
}
.phone__bar{height:10px;border-radius:6px;background:rgba(15,90,74,.18);}
.phone__bar--wide{width:72%;}
.phone__bar--half{width:46%;}
.phone__block{
  height:74px;border-radius:12px;
  background:linear-gradient(135deg,rgba(127,191,174,.35),rgba(15,90,74,.12));
}
.phone__row{display:flex;gap:10px;}
.phone__row div{flex:1;height:44px;border-radius:10px;background:rgba(15,90,74,.10);}
.phone__pill{
  height:38px;border-radius:999px;background:var(--primary);opacity:.85;
}
.phone__note{font-size:12.5px;color:var(--text-3);text-align:center;margin-top:14px;}

.timeline{position:relative;padding-left:36px;}
.timeline::before{
  content:"";position:absolute;left:12px;top:10px;bottom:12px;
  border-left:2px dashed var(--cloud);
}
.timeline__item{position:relative;padding-bottom:30px;}
.timeline__item:last-child{padding-bottom:0;}
.timeline__item::before{
  content:"";position:absolute;left:-36px;top:8px;
  width:14px;height:14px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px rgba(231,154,43,.18);
}
.timeline__item h3{font-size:20px;font-weight:700;line-height:1.5;}
.timeline__step{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--primary);margin-bottom:6px;
}
.timeline__item p{margin-top:8px;font-size:15px;color:var(--text-2);line-height:1.85;}

/* ==========================================================
   证据区
   ========================================================== */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);padding:32px 24px;
  box-shadow:var(--sh-1);
}
.stats li{text-align:center;padding:0 12px;}
.stats li+li{border-left:1px solid var(--border);}
.stats__num{
  display:block;font-size:36px;font-weight:700;line-height:1.15;
  color:var(--primary);font-variant-numeric:tabular-nums;
}
.stats__label{display:block;margin-top:6px;font-size:13px;color:var(--text-3);}

.logo-wall{
  display:grid;grid-template-columns:repeat(5,1fr);gap:16px;
  margin-top:32px;
}
.logo-wall li{
  display:flex;align-items:center;justify-content:center;
  height:64px;border-radius:12px;
  background:var(--surface);border:1px solid var(--border);
  color:var(--text-3);font-size:14px;font-weight:600;letter-spacing:.02em;
}

.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:32px;}
.quote-card{
  position:relative;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);padding:28px 26px 24px;
  box-shadow:var(--sh-1);
}
.quote-card::before{
  content:"“";position:absolute;top:6px;left:20px;
  font-size:52px;line-height:1;color:var(--cloud);opacity:.55;
}
.quote-card p{position:relative;font-size:15.5px;color:var(--text-2);line-height:1.9;}
.quote-card footer{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--border);
  font-size:13px;color:var(--text-3);
}
.quote-card footer b{color:var(--text);font-weight:600;}

/* ==========================================================
   方案区
   ========================================================== */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.plan{
  display:flex;flex-direction:column;gap:18px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);padding:28px 26px;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.plan:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.plan--featured{
  border:2px solid var(--primary);
  transform:translateY(-12px);
  box-shadow:var(--sh-2);
}
.plan--featured:hover{transform:translateY(-15px);}
.plan__top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.plan__name{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;}
.plan__desc{font-size:14px;color:var(--text-3);line-height:1.75;}
.plan__amount{
  font-size:30px;font-weight:700;color:var(--primary);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.plan__amount small{font-size:14px;font-weight:500;color:var(--text-3);margin-left:6px;}
.plan__list{display:grid;gap:11px;padding-top:6px;border-top:1px dashed var(--border);margin-top:2px;}
.plan__list li{
  position:relative;padding-left:26px;
  font-size:14.5px;color:var(--text-2);line-height:1.7;
}
.plan__list li::before{
  content:"✓";position:absolute;left:0;top:0;
  color:var(--cloud);font-weight:700;font-size:14px;
}
.plan__list li.is-off{color:var(--text-3);}
.plan__list li.is-off::before{content:"×";color:var(--text-3);}
.plan .btn{margin-top:auto;}

/* ==========================================================
   FAQ
   ========================================================== */
.faq{max-width:880px;margin:0 auto;}
.faq__item{
  background:var(--surface);border:1px solid var(--border);
  border-radius:12px;margin-bottom:12px;overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq__item.is-open{border-color:var(--cloud);box-shadow:var(--sh-1);}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:12px 20px;text-align:left;
  font-size:16px;font-weight:600;line-height:1.6;color:var(--text);
}
.faq__q:hover{color:var(--primary);}
.faq__mark{
  position:relative;width:18px;height:18px;flex-shrink:0;
  transition:transform 180ms ease;
}
.faq__mark::before,.faq__mark::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
}
.faq__mark::before{left:0;top:8px;width:18px;height:2px;}
.faq__mark::after{left:8px;top:0;width:2px;height:18px;}
.faq__item.is-open .faq__mark{transform:rotate(180deg);}
.faq__item.is-open .faq__mark::after{opacity:0;}
.faq__a{max-height:0;overflow:hidden;transition:max-height 280ms ease;background:var(--bg);}
.faq__a-inner{padding:16px 20px 20px;font-size:15px;line-height:1.8;color:var(--text-2);}

/* ==========================================================
   最新信息
   ========================================================== */
.news__head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  flex-wrap:wrap;margin-bottom:40px;
}
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.news-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
  display:flex;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.news-card__link{display:flex;flex-direction:column;width:100%;}
.news-card__thumb{overflow:hidden;}
.news-card__thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 320ms ease;}
.news-card:hover .news-card__thumb img{transform:scale(1.04);}
.news-card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-card__title{
  font-size:16.5px;font-weight:600;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__desc{
  font-size:14px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__time{margin-top:auto;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.news-empty{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:56px 24px;text-align:center;
  background:var(--surface);border:1px dashed var(--border);border-radius:var(--r-card);
  color:var(--text-3);font-size:14px;
}
.news-empty svg{width:36px;height:36px;color:var(--border);}

/* ==========================================================
   CTA 转化带
   ========================================================== */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--primary-d);
  color:#fff;
  padding:72px 0;
}
.cta-band .grid-tex{opacity:.5;background-image:
  linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);}
.cta-band__cloud{position:absolute;right:-30px;bottom:-20px;width:420px;max-width:55vw;opacity:.35;pointer-events:none;}
.cta-band__inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;letter-spacing:-.01em;}
.cta-band p{margin-top:12px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.78);max-width:34em;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-band .btn--outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.cta-band .btn--outline:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}

/* ==========================================================
   页脚
   ========================================================== */
.site-footer{background:var(--primary-d);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer__grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;
}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer__brand .logo__mark{background:rgba(255,255,255,.12);}
.footer__brand span{font-size:17px;font-weight:700;color:#fff;}
.site-footer p{font-size:14px;line-height:1.8;}
.footer__title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer__links{display:grid;gap:11px;}
.footer__links a{font-size:14px;color:rgba(255,255,255,.7);}
.footer__links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer__contact{display:grid;gap:11px;font-size:14px;line-height:1.7;}
.footer__contact span{color:rgba(255,255,255,.55);}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 26px;
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);text-align:center;
}

/* ==========================================================
   浮动 CTA
   ========================================================== */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:150;
  display:flex;align-items:center;gap:12px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:none;}
.float-cta__bubble{
  position:relative;
  background:#fff;border:1px solid var(--border);border-radius:12px;
  padding:10px 34px 10px 14px;font-size:13px;color:var(--text-2);
  box-shadow:var(--sh-2);max-width:220px;line-height:1.6;
}
.float-cta__close{
  position:absolute;top:4px;right:6px;font-size:16px;line-height:1;
  color:var(--text-3);padding:2px 4px;
}
.float-cta__btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--primary);color:#fff;
  border-radius:var(--r-pill);padding:13px 22px;
  font-size:14.5px;font-weight:600;
  box-shadow:var(--sh-2);
  transition:background-color var(--ease),transform var(--ease);
}
.float-cta__btn:hover{background:var(--primary-d);color:#fff;transform:translateY(-1px);}
.float-cta__btn svg{width:17px;height:17px;}

/* ==========================================================
   响应式
   ========================================================== */
@media (max-width:1199px){
  .container{padding:0 20px;}
  .bento{gap:20px;}
  .news-grid{grid-template-columns:repeat(3,1fr);}
  .logo-wall{grid-template-columns:repeat(4,1fr);}
}

@media (max-width:991px){
  .section{padding:64px 0;}
  .hero{padding:48px 0 68px;}
  .hero__grid{grid-template-columns:1fr;gap:40px;}
  .hero__media{order:-1;}
  .hero__float{left:auto;right:12px;bottom:-18px;}
  .main-nav,.search-box{display:none;}
  .menu-toggle{display:inline-flex;}
  .logo__text{font-size:16px;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .bento__card--lg{grid-column:span 2;grid-row:auto;}
  .demo__grid{grid-template-columns:1fr;gap:40px;}
  .stats{grid-template-columns:repeat(2,1fr);gap:28px 16px;padding:28px 18px;}
  .stats li:nth-child(3){border-left:0;}
  .stats li{padding:0;}
  .plans{grid-template-columns:1fr;}
  .plan--featured{order:-1;transform:none;}
  .plan--featured:hover{transform:translateY(-3px);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .footer__grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .cta-band{padding:56px 0;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;}
}

@media (max-width:767px){
  body{font-size:16px;line-height:1.9;}
  .section{padding:56px 0;}
  .container{padding:0 16px;}
  .header__inner{height:56px;gap:14px;}
  .logo__mark{width:30px;height:30px;}
  .hero__title{font-size:clamp(26px,7vw,34px);}
  .hero__stats{flex-wrap:wrap;gap:20px 0;}
  .hero__stats li{padding:0 18px;}
  .hero__float{position:static;margin-top:16px;max-width:none;}
  .news-grid{grid-template-columns:1fr;}
  .logo-wall{grid-template-columns:repeat(2,1fr);}
  .section__head{margin-bottom:32px;}
  .float-cta__bubble{display:none;}
  .float-cta__btn{width:52px;height:52px;padding:0;justify-content:center;border-radius:50%;}
  .float-cta__btn span{display:none;}
}

@media (max-width:480px){
  .bento{grid-template-columns:1fr;}
  .bento__card--lg,.bento__card--wide{grid-column:span 1;}
  .stats{grid-template-columns:1fr;}
  .stats li+li{border-left:0;border-top:1px solid var(--border);padding-top:18px;}
  .hero__stats{display:grid;grid-template-columns:1fr;gap:16px;}
  .hero__stats li{padding:0;border-left:0;}
  .hero__actions .btn{width:100%;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
  .footer__grid{grid-template-columns:1fr;}
  .logo-wall{grid-template-columns:1fr;}
}

/* roulang page: article */
:root{
  --c-primary:#0F5A4A;
  --c-primary-dark:#0A3F34;
  --c-accent:#E79A2B;
  --c-mist:#7FBFAE;
  --bg:#F7F5F0;
  --bg-alt:#F1EFE8;
  --surface:#FFFFFF;
  --text:#1A2621;
  --text-2:#5C6B65;
  --text-3:#8A968F;
  --border:#E3E0D6;
  --ok:#2E8B62;
  --warn:#D97706;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,42,36,.06),0 2px 8px rgba(16,42,36,.05);
  --sh-2:0 8px 24px rgba(16,42,36,.10);
  --container:1200px;
  --read:780px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary-dark)}
button,input,textarea,select{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text)}
p{margin:0}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.tnum{font-variant-numeric:tabular-nums}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:0 1px 2px rgba(0,0,0,.04);
}
.nav-wrap{
  display:flex;align-items:stretch;gap:22px;
  height:64px;max-width:var(--container);margin:0 auto;padding:0 20px;
}
.brand{
  display:flex;align-items:center;gap:10px;align-self:center;
  font-size:17px;font-weight:700;color:var(--text);white-space:nowrap;
}
.brand:hover{color:var(--c-primary)}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--bg-alt);
  display:grid;place-items:center;flex:0 0 auto;
  border:1px solid var(--border);
}
.brand-mark svg{display:block}
.main-nav{display:flex;align-items:stretch;gap:28px;margin-left:10px}
.nav-link{
  position:relative;display:flex;align-items:center;height:100%;
  color:var(--text-2);font-size:15px;padding:0 2px;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link.is-active{color:var(--c-primary);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--c-primary);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;align-self:center}
.nav-search{
  display:flex;align-items:center;gap:8px;height:38px;width:212px;
  padding:0 14px;background:var(--bg-alt);border:1px solid transparent;border-radius:var(--r-pill);
  transition:border-color .18s ease,background .18s ease;
}
.nav-search:hover{background:#ECE9E0}
.nav-search:focus-within{border-color:var(--c-primary);background:#fff}
.nav-search i{color:var(--text-3);font-size:13px}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-burger{
  display:none;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;
  background:#fff;cursor:pointer;padding:0;place-items:center;
}
.nav-burger span{display:block;width:16px;height:2px;background:var(--text);margin:3px auto;border-radius:2px;transition:.2s}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,42,36,.42);z-index:120;
  opacity:0;pointer-events:none;transition:opacity .22s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;background:#fff;z-index:130;
  transform:translateX(100%);transition:transform .26s ease;
  display:flex;flex-direction:column;padding:18px 0 0;
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 14px;border-bottom:1px solid var(--border)}
.drawer-title{font-size:15px;font-weight:700}
.drawer-close{width:36px;height:36px;border:1px solid var(--border);border-radius:10px;background:#fff;cursor:pointer;color:var(--text-2)}
.drawer-nav{display:flex;flex-direction:column;padding:6px 0;overflow-y:auto;flex:1}
.drawer-nav a{
  display:flex;align-items:center;height:52px;padding:0 20px;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--border);
}
.drawer-nav a.is-active{color:var(--c-primary);font-weight:600;background:#F4F8F6}
.drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--border)}
.drawer-foot .btn{width:100%}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;padding:12px 26px;border-radius:var(--r-pill);
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(10,63,52,.22)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-outline{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:#EFF6F3;color:var(--c-primary-dark)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text-2)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:#fff}
.btn-accent{background:var(--c-accent);color:#2B1B00}
.btn-accent:hover{background:#D3891F;color:#2B1B00;transform:translateY(-1px);box-shadow:0 8px 20px rgba(231,154,43,.28)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:5px;height:24px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-cat{background:#DCEDE7;color:var(--c-primary)}
.badge-accent{background:var(--c-accent);color:#fff}
.badge-soft{background:var(--bg-alt);color:var(--text-2);font-weight:500}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--border);color:var(--text-2);font-size:13px;
  transition:.18s ease;
}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);background:#F4F8F6}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--border)}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-3);padding:14px 0;
}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:var(--c-mist)}
.crumb .current{
  color:var(--text-2);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ============ 文章头 ============ */
.article-head{background:#fff;padding:40px 0 34px}
.article-head-inner{max-width:var(--read)}
.article-head h1{
  font-size:clamp(26px,3.4vw,40px);line-height:1.28;letter-spacing:-.2px;
}
.post-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:20px;
  font-size:13.5px;color:var(--text-3);
}
.post-meta .dot{width:1px;height:14px;background:var(--border)}
.post-divider{height:1px;background:var(--border);margin-top:26px}

/* ============ 版式骨架 ============ */
.article-stage{padding:48px 0 8px;background:var(--bg)}
.article-shell{
  display:grid;grid-template-columns:minmax(0,1fr) 318px;gap:44px;align-items:start;
}
.article-main{max-width:820px;min-width:0}

/* 正文 */
.post-body{
  font-size:16.5px;line-height:1.9;color:var(--text);word-break:break-word;
}
.post-body h2{
  font-size:clamp(22px,2.4vw,27px);margin:46px 0 18px;padding-left:14px;
  border-left:4px solid var(--c-primary);scroll-margin-top:88px;
}
.post-body h3{font-size:19.5px;margin:32px 0 12px;scroll-margin-top:88px}
.post-body h4{font-size:17px;margin:24px 0 10px;color:var(--text-2)}
.post-body p{margin:0 0 1.2em}
.post-body img{border-radius:var(--r-img);margin:26px auto;height:auto}
.post-body figure{margin:26px 0}
.post-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}
.post-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--bg-alt);
  border-left:3px solid var(--c-accent);border-radius:0 10px 10px 0;
  font-style:italic;color:var(--text-2);font-size:15.5px;
}
.post-body blockquote p:last-child{margin-bottom:0}
.post-body ul,.post-body ol{padding-left:1.35em;margin:0 0 1.3em}
.post-body ul{list-style:none;padding-left:1.2em}
.post-body ul li{position:relative;margin-bottom:.5em}
.post-body ul li::before{
  content:"";position:absolute;left:-1em;top:.78em;width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}
.post-body ol li{margin-bottom:.5em}
.post-body ol li::marker{color:var(--c-accent);font-weight:700}
.post-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  display:block;overflow-x:auto;border:1px solid var(--border);border-radius:10px;
}
.post-body th,.post-body td{border:1px solid var(--border);padding:11px 14px;text-align:left;white-space:nowrap}
.post-body th{background:var(--bg-alt);font-weight:600;color:var(--text)}
.post-body tbody tr:nth-child(even){background:var(--bg)}
.post-body a{text-decoration:underline;text-underline-offset:3px}
.post-body code{background:var(--bg-alt);padding:2px 6px;border-radius:6px;font-size:.92em}

/* 空态 */
.post-empty{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:50%;
  background:var(--bg-alt);color:var(--text-3);display:grid;place-items:center;font-size:22px;font-weight:700;
}
.empty-title{font-size:19px;font-weight:700;margin-bottom:8px}
.empty-desc{color:var(--text-2);font-size:15px;max-width:420px;margin:0 auto 22px}

/* ============ 侧栏 ============ */
.sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
}
.side-title{
  display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;margin-bottom:14px;
}
.side-title::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--c-primary)}
.toc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:block;padding:7px 0 7px 12px;font-size:14px;color:var(--text-2);line-height:1.5;
  border-left:2px solid var(--border);transition:.18s ease;
}
.toc-list a:hover{color:var(--c-primary);border-left-color:var(--c-mist)}
.toc-list a.is-current{color:var(--c-primary);font-weight:600;border-left-color:var(--c-primary);background:#F4F8F6}
.hot-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.hot-list li{display:flex;gap:10px;align-items:flex-start}
.hot-index{
  flex:0 0 auto;width:20px;height:20px;border-radius:6px;background:var(--c-mist);color:#08342A;
  font-size:12px;font-weight:700;display:grid;place-items:center;margin-top:4px;
}
.hot-list a{font-size:14.5px;color:var(--text-2);line-height:1.6}
.hot-list a:hover{color:var(--c-primary)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
.side-cta{
  background:var(--c-primary-dark);color:#fff;border:0;
  background-image:linear-gradient(135deg,rgba(127,191,174,.20),rgba(231,154,43,.14));
}
.side-cta .side-title{color:#fff}
.side-cta .side-title::before{background:var(--c-accent)}
.side-cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.78);margin-bottom:16px}
.side-cta .btn{width:100%}

/* ============ 相关推荐 ============ */
.related{padding:72px 0;background:var(--bg-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px}
.section-head h2{font-size:clamp(22px,2.6vw,30px)}
.section-head .sub{color:var(--text-2);font-size:14.5px;margin-top:8px}
.more-link{font-size:14px;font-weight:600;white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.more-link:hover{gap:10px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6E3DE}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#DCEDE7,#F1EFE8)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-cover img{transform:scale(1.04)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:16.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{
  font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}

/* 返回入口 */
.back-row{padding:40px 0 8px;background:var(--bg-alt);border-top:1px solid var(--border)}
.back-row .inner{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}

/* ============ 转化带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--c-primary-dark);color:#fff;padding:72px 0;margin-top:0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(127,191,174,.10) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(127,191,174,.10) 1px,transparent 1px);
  background-size:36px 36px;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-40px;width:340px;height:200px;
  border:1px solid rgba(127,191,174,.35);border-radius:50%;transform:rotate(-12deg);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.8vw,32px);margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.76);font-size:15px;max-width:520px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.cta-actions .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-dark);color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand .brand{color:#fff;font-size:17px;margin-bottom:14px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:280px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14px;color:rgba(255,255,255,.72)}
.footer-contact i{color:var(--c-accent);width:16px}
.footer-visitor{
  display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:8px 14px;
  border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);
  font-size:13px;color:rgba(255,255,255,.8);
}
.footer-visitor b{color:#fff;font-weight:600}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;text-align:center;
  font-size:13px;color:rgba(255,255,255,.55);line-height:1.9;
}
.footer-bottom span{margin:0 8px}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-shell{grid-template-columns:minmax(0,1fr) 292px;gap:32px}
  .nav-search{width:180px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-burger{display:grid}
  .article-shell{grid-template-columns:minmax(0,1fr);gap:0}
  .article-main{max-width:none}
  .sidebar{position:static;margin-top:34px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .article-stage{padding:36px 0 8px}
}
@media (max-width:767px){
  .nav-wrap{height:56px;gap:14px;padding:0 16px}
  .brand{font-size:15px}
  .brand-text-full{display:none}
  .brand-text-short{display:inline}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .article-head{padding:28px 0 26px}
  .post-body{font-size:16px;line-height:1.9}
  .post-body h2{margin-top:36px}
  .cta-band{padding:56px 0}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .related{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (min-width:768px){
  .brand-text-short{display:none}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .back-row .inner{flex-direction:column;align-items:stretch}
  .back-row .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --brand:#0F5A4A;
  --brand-dark:#0A3F34;
  --amber:#E79A2B;
  --cloud:#7FBFAE;
  --bg:#F7F5F0;
  --bg-alt:#F1EFE8;
  --surface:#FFFFFF;
  --text:#1A2621;
  --muted:#5C6B65;
  --faint:#8A968F;
  --border:#E3E0D6;
  --ok:#2E8B62;
  --warn:#D97706;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,42,36,.06),0 2px 8px rgba(16,42,36,.05);
  --sh-2:0 8px 24px rgba(16,42,36,.10);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-weight:700;line-height:1.3;color:var(--text);margin:0 0 16px}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.24}
h2{font-size:clamp(24px,3vw,34px)}
h3{font-size:20px;line-height:1.4}
p{margin:0 0 16px}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-dark)}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
::selection{background:rgba(127,191,174,.35)}
.grid-container{max-width:var(--max);margin:0 auto;padding-left:24px;padding-right:24px}
.grid-x{margin-left:-12px;margin-right:-12px}
.grid-x>.cell{padding-left:12px;padding-right:12px}
.row-flex{display:flex;flex-wrap:wrap;align-items:center}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:0 1px 2px rgba(0,0,0,.04);
}
.header-inner{display:flex;align-items:center;height:64px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--text);font-weight:700;font-size:16.5px;letter-spacing:.2px}
.brand:hover{color:var(--brand)}
.brand svg{width:30px;height:30px;flex:none}
.b-short{display:none}
.main-nav{display:flex;align-items:center;justify-content:center;gap:24px;flex:1 1 auto}
.nav-link{position:relative;color:var(--muted);font-size:14.5px;padding:6px 2px;white-space:nowrap;transition:color .18s ease}
.nav-link:hover{color:var(--brand)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;background:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.search{display:flex;align-items:center;gap:8px;width:196px;padding:8px 14px;border-radius:var(--r-pill);background:var(--bg-alt);border:1px solid transparent;transition:border-color .2s ease,background .2s ease}
.search:focus-within{border-color:var(--brand);background:#fff}
.search svg{width:15px;height:15px;flex:none;color:var(--faint)}
.search input{width:100%;border:0;background:transparent;outline:none;font-size:14px;color:var(--text)}
.search input::placeholder{color:var(--faint)}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:12px;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:4px;transition:border-color .2s ease,background .2s ease}
.nav-toggle:hover{border-color:var(--brand);background:var(--bg-alt)}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:var(--r-pill);font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:rgba(15,90,74,.06);color:var(--brand-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-amber{background:var(--amber);color:#2A2115}
.btn-amber:hover{background:#D98C1C;color:#2A2115;transform:translateY(-1px);box-shadow:0 6px 18px rgba(231,154,43,.28)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:60px 0 58px;background-color:var(--bg);background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center right;border-bottom:1px solid var(--border)}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(247,245,240,.97) 0%,rgba(247,245,240,.92) 42%,rgba(247,245,240,.68) 100%);pointer-events:none}
.page-hero::after{content:"";position:absolute;inset:0;pointer-events:none;background-image:repeating-linear-gradient(0deg,rgba(15,90,74,.045) 0 1px,transparent 1px 42px),repeating-linear-gradient(90deg,rgba(15,90,74,.045) 0 1px,transparent 1px 42px);opacity:.9}
.page-hero>.grid-container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--faint);margin-bottom:20px;flex-wrap:wrap}
.crumbs a{color:var(--faint)}
.crumbs a:hover{color:var(--brand)}
.crumb-sep{color:var(--cloud)}
.hero-inner{max-width:840px}
.hero-lead{font-size:17.5px;color:var(--muted);max-width:720px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 13px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;background:rgba(127,191,174,.2);color:var(--brand);border:1px solid rgba(127,191,174,.55)}
.tag-amber{background:rgba(231,154,43,.16);color:#8A5A0C;border-color:rgba(231,154,43,.5)}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-white{background:#fff}
.section-head{max-width:780px;margin-bottom:44px}
.section-title{position:relative;padding-left:18px;margin-bottom:16px}
.section-title::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:4px;background:var(--brand)}
.section-sub{color:var(--muted);font-size:16px;margin:0}
.lead-text{font-size:17px;color:var(--muted);max-width:860px;margin:0}

/* ---------- 图文 + 步骤 ---------- */
.prep-block h2{margin-top:0}
.prep-block p{color:var(--muted)}
.check-list{margin:22px 0 30px;display:grid;gap:14px}
.check-list li{position:relative;padding-left:34px;color:var(--text);font-size:16px}
.check-list li::before{content:"";position:absolute;left:0;top:6px;width:20px;height:20px;border-radius:50%;background:rgba(127,191,174,.28);border:1px solid rgba(127,191,174,.7)}
.check-list li::after{content:"";position:absolute;left:6px;top:11px;width:8px;height:4px;border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(-45deg)}
.prep-figure{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-1);border:1px solid var(--border)}
.prep-figure img{width:100%;height:260px;object-fit:cover;border-radius:0}
.prep-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:13px;color:#fff;background:linear-gradient(180deg,rgba(10,63,52,0),rgba(10,63,52,.82))}
.step-list{display:grid;gap:16px}
.step-card{display:flex;gap:18px;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(127,191,174,.8)}
.step-no{flex:none;width:40px;height:40px;border-radius:12px;background:var(--bg-alt);color:var(--brand);font-weight:700;font-size:16px;display:grid;place-items:center;font-variant-numeric:tabular-nums}
.step-card h3{margin:0 0 6px;font-size:17.5px}
.step-card p{margin:0;font-size:15px;color:var(--muted);line-height:1.75}
.notice{margin-top:44px;background:var(--bg-alt);border-left:3px solid var(--amber);border-radius:10px;padding:16px 22px;font-size:15px;color:var(--muted)}
.notice b{color:var(--text)}

/* ---------- 场景卡 ---------- */
.scene-card{height:100%;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.icon-badge{width:44px;height:44px;border-radius:14px;background:rgba(127,191,174,.26);color:var(--brand);display:grid;place-items:center;margin-bottom:16px}
.icon-badge svg{width:22px;height:22px}
.scene-card h3{margin:0 0 8px;font-size:17.5px}
.scene-card p{margin:0;font-size:15px;color:var(--muted);line-height:1.75}

/* ---------- 环境说明 ---------- */
.env-figure{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--border);box-shadow:var(--sh-1)}
.env-figure img{width:100%;height:340px;object-fit:cover;border-radius:0}
.env-list{display:grid;gap:16px;margin-top:22px}
.env-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px 18px}
.env-item .dot{flex:none;width:10px;height:10px;margin-top:9px;border-radius:50%;background:var(--cloud);box-shadow:0 0 0 4px rgba(127,191,174,.24)}
.env-item strong{display:block;font-size:15.5px;margin-bottom:4px}
.env-item p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.75}

/* ---------- FAQ ---------- */
.narrow{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:10px;margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item:hover{border-color:rgba(127,191,174,.9)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:14px 22px;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";flex:none;width:14px;height:14px;background:
  linear-gradient(var(--brand),var(--brand)) center/12px 2px no-repeat,
  linear-gradient(var(--brand),var(--brand)) center/2px 12px no-repeat;
  transition:transform .18s ease}
.faq-item[open] summary{color:var(--brand)}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;background:var(--bg);font-size:15px;line-height:1.85;color:var(--muted);border-top:1px solid var(--border)}
.faq-body p{margin:14px 0 0}
.faq-body p:first-child{margin-top:16px}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--brand-dark);color:#fff;padding:64px 0}
.cta-band::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 40px),repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 40px)}
.cta-band::after{content:"";position:absolute;right:-40px;bottom:-30px;width:420px;height:220px;pointer-events:none;background:
  radial-gradient(closest-side,rgba(127,191,174,.22),transparent) no-repeat}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#fff;margin-bottom:10px;font-size:clamp(22px,2.6vw,30px)}
.cta-inner p{margin:0;color:rgba(255,255,255,.78);font-size:16px;max-width:520px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- form ---------- */
.form-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:32px}
.field{display:block;margin-bottom:18px}
.field span{display:block;font-size:13.5px;font-weight:600;color:var(--muted);margin-bottom:6px}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--r-input);background:#fff;font-size:15px;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease}
.field input::placeholder,.field textarea::placeholder{color:var(--faint)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.12)}
.field textarea{min-height:112px;resize:vertical;line-height:1.7}
.checkbox{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--muted);margin-bottom:20px}
.checkbox input{margin-top:6px;width:16px;height:16px;accent-color:var(--brand)}
.form-ok{display:none;align-items:center;gap:10px;padding:12px 18px;border-radius:10px;background:rgba(46,139,98,.12);color:var(--ok);font-size:14.5px;font-weight:600;border:1px solid rgba(46,139,98,.35)}
.form-ok.is-show{display:inline-flex}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px}
.site-footer h4{color:#fff;font-size:16px;margin:0 0 16px}
.site-footer p{color:rgba(255,255,255,.68);line-height:1.8;margin:0}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:14px}
.footer-brand svg{width:28px;height:28px;flex:none}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.7)}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-quote{margin-top:18px;padding:12px 16px;border-radius:10px;background:rgba(255,255,255,.06);border-left:3px solid var(--amber);color:rgba(255,255,255,.8);font-size:13.5px}
.footer-quote b{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.6);line-height:1.9}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}

/* ---------- drawer ---------- */
.drawer{position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:#fff;z-index:210;display:flex;flex-direction:column;transform:translateX(105%);transition:transform .28s ease;box-shadow:-8px 0 24px rgba(16,42,36,.14)}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.drawer-title{font-weight:700;font-size:15px}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--muted);font-size:20px;line-height:1}
.drawer-close:hover{border-color:var(--brand);color:var(--brand)}
.drawer-nav{flex:1;overflow-y:auto;padding:8px 0}
.drawer-nav a{display:flex;align-items:center;height:52px;padding:0 20px;font-size:16px;color:var(--text);border-bottom:1px solid var(--border)}
.drawer-nav a:hover{background:var(--bg-alt);color:var(--brand)}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;background:var(--bg-alt)}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--border)}
.drawer-mask{position:fixed;inset:0;background:rgba(10,63,52,.42);opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;z-index:200}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- responsive ---------- */
@media (min-width:992px){
  .drawer,.drawer-mask{display:none}
}
@media (max-width:1099px){
  .main-nav{display:none}
  .search{display:none}
  .nav-toggle{display:flex}
  .header-inner{justify-content:space-between}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .page-hero{padding:48px 0 46px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{padding:52px 0}
  .cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.9}
  .grid-container{padding-left:16px;padding-right:16px}
  .grid-x{margin-left:-8px;margin-right:-8px}
  .grid-x>.cell{padding-left:8px;padding-right:8px}
  .section{padding:56px 0}
  .header-inner{height:56px}
  .b-full{display:none}
  .b-short{display:inline}
  .hero-lead{font-size:16.5px}
  .form-card{padding:22px}
  .prep-figure img{height:210px}
  .env-figure img{height:230px}
  .step-card{padding:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .step-card{flex-direction:column;gap:12px}
  .brand{font-size:15.5px}
}

/* roulang page: category2 */
:root{
  --ink:#0F5A4A;
  --ink-deep:#0A3F34;
  --amber:#E79A2B;
  --cloud:#7FBFAE;
  --bg:#F7F5F0;
  --bg-soft:#F1EFE8;
  --white:#FFFFFF;
  --text:#1A2621;
  --muted:#5C6B65;
  --faint:#8A968F;
  --line:#E3E0D6;
  --ok:#2E8B62;
  --warn:#D97706;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,42,36,.06),0 2px 8px rgba(16,42,36,.05);
  --sh-2:0 8px 24px rgba(16,42,36,.10);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;letter-spacing:-.1px}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:6px}
::selection{background:rgba(231,154,43,.28)}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.grid-bg{
  background-image:linear-gradient(rgba(15,90,74,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(15,90,74,.05) 1px,transparent 1px);
  background-size:32px 32px;
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(0,0,0,.04);
}
.nav-shell{
  max-width:var(--max);margin:0 auto;padding:0 24px;
  height:64px;display:flex;align-items:center;gap:20px;
}
.logo{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;white-space:nowrap;color:var(--text)}
.logo svg{flex:none}
.logo .logo-short{display:none}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px}
.nav-link{
  position:relative;font-size:15px;line-height:1;padding:24px 0;color:var(--muted);
  transition:color .2s ease;
}
.nav-link:hover{color:var(--ink)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--ink);
}
.nav-search{position:relative;margin-left:auto}
.nav-search input{
  width:210px;height:38px;border-radius:999px;border:1px solid transparent;
  background:var(--bg-soft);padding:0 16px 0 38px;font-size:14px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-search input::placeholder{color:var(--faint)}
.nav-search input:focus{
  background:#fff;border-color:var(--ink);box-shadow:0 0 0 2px rgba(231,154,43,.35);
}
.nav-search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);pointer-events:none}
.nav-cta{margin-left:14px}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:340px;background:#fff;
  transform:translateX(102%);transition:transform .28s ease;z-index:200;
  display:flex;flex-direction:column;box-shadow:-8px 0 30px rgba(16,42,36,.14);
}
.drawer.is-open{transform:none}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:0 20px;height:58px;border-bottom:1px solid var(--line);
}
.drawer-head b{font-size:16px}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;
  font-size:20px;line-height:1;cursor:pointer;color:var(--muted);
}
.drawer-nav{display:flex;flex-direction:column;padding:6px 0;overflow-y:auto}
.drawer-nav a{
  font-size:16px;line-height:52px;padding:0 22px;border-bottom:1px solid var(--line);color:var(--muted);
}
.drawer-nav a.is-active{color:var(--ink);font-weight:600;background:var(--bg-soft)}
.drawer-foot{margin-top:auto;padding:18px 20px 26px;border-top:1px solid var(--line)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,42,36,.42);opacity:0;visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;z-index:150;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:12px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--ink);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--ink-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-ghost{background:#fff;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--bg-soft);transform:translateY(-1px)}
.btn-ghost:active{transform:none}
.btn-amber{background:var(--amber);color:#1A2621;box-shadow:var(--sh-1)}
.btn-amber:hover{background:#d48b1d;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-amber:active{transform:none}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;
}
.badge-cloud{background:rgba(127,191,174,.28);color:var(--ink)}
.badge-amber{background:rgba(231,154,43,.2);color:#8a5a05}
.badge-solid{background:var(--amber);color:#fff}

/* ============ 首屏 ============ */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--bg)}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;opacity:.16;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(15,90,74,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(15,90,74,.05) 1px,transparent 1px);
  background-size:32px 32px;
}
.hero-cloud{position:absolute;right:-10px;bottom:-10px;width:340px;max-width:44vw;opacity:.9;pointer-events:none}
.hero-inner{
  position:relative;z-index:2;max-width:var(--max);margin:0 auto;
  padding:64px 24px 76px;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--faint);margin-bottom:18px;flex-wrap:wrap}
.crumb a{color:var(--faint);transition:color .18s ease}
.crumb a:hover{color:var(--ink)}
.crumb .sep{color:var(--cloud)}
.hero h1{font-size:clamp(30px,4.6vw,52px);line-height:1.2;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--ink)}
.hero .lede{font-size:17px;color:var(--muted);max-width:620px;margin-bottom:28px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.metrics{display:flex;align-items:stretch;gap:0;flex-wrap:wrap}
.metric{padding:0 22px}
.metric:first-child{padding-left:0}
.metric + .metric{border-left:1px solid rgba(127,191,174,.6)}
.metric b{
  display:block;font-size:28px;font-weight:700;color:var(--amber);
  font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-.5px;
}
.metric span{display:block;font-size:13px;color:var(--muted);margin-top:4px}

/* 抽象界面示意 */
.phone-stage{position:relative;display:flex;justify-content:center}
.phone{
  width:300px;max-width:100%;border-radius:28px;border:10px solid var(--ink-deep);
  background:#fff;box-shadow:var(--sh-2);padding:16px;display:flex;flex-direction:column;gap:13px;
  min-height:520px;
}
.phone-bar{display:flex;gap:6px}
.phone-bar i{width:8px;height:8px;border-radius:50%;background:var(--line);display:block}
.phone-brand{display:flex;align-items:center;gap:10px}
.sk{display:block;border-radius:8px;background:linear-gradient(90deg,#ECE9E1,#F5F3ED)}
.sk-logo{width:28px;height:28px;border-radius:9px;background:linear-gradient(135deg,var(--ink),var(--cloud))}
.sk-name{width:100px;height:12px}
.phone-hero{height:104px;border-radius:12px;background:linear-gradient(135deg,rgba(15,90,74,.16),rgba(127,191,174,.32))}
.phone-lines{display:grid;gap:9px}
.phone-lines .sk{height:11px}
.phone-lines .sk.short{width:62%}
.phone-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.phone-grid .sk{height:52px}
.phone-action{height:38px;border-radius:999px;background:linear-gradient(135deg,var(--ink),var(--ink-deep));margin-top:auto}
.float-card{
  position:absolute;left:-8px;bottom:22px;width:210px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:14px;box-shadow:var(--sh-2);display:flex;gap:12px;align-items:center;
}
.float-card img{width:56px;height:44px;border-radius:8px;object-fit:cover}
.float-card p{margin:0;font-size:12.5px;line-height:1.6;color:var(--muted)}
.float-card strong{display:block;font-size:13.5px;color:var(--text);margin-bottom:2px}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-white{background:#fff}
.section-soft{background:var(--bg-soft)}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head h2{font-size:clamp(24px,3vw,34px);position:relative;padding-left:16px;margin-bottom:14px}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--ink);
}
.sec-head p{color:var(--muted);font-size:16px;margin:0}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--ink);background:rgba(127,191,174,.24);padding:5px 12px;border-radius:999px;margin-bottom:14px;
}

/* ============ 演示卡片网格 ============ */
.demo-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.demo-card{
  grid-column:span 6;display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.demo-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.demo-card.wide{grid-column:span 7}
.demo-card.narrow{grid-column:span 5}
.card-media{
  aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,rgba(15,90,74,.14),rgba(127,191,174,.32));
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.demo-card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:20px;line-height:1.4}
.card-body p{margin:0;font-size:15px;color:var(--muted)}
.card-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--ink);transition:gap .18s ease,color .18s ease;
}
.card-link:hover{gap:10px;color:var(--ink-deep)}
.card-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--faint)}

/* ============ 流程时间线 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.step-num{
  width:38px;height:38px;border-radius:50%;background:var(--amber);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:16px;font-size:16px;
}
.step h3{font-size:19px;margin-bottom:10px}
.step p{margin:0;font-size:15px;color:var(--muted)}
.step::after{
  content:"";position:absolute;top:44px;right:-24px;width:24px;height:1px;
  border-top:2px dashed var(--cloud);
}
.step:last-child::after{display:none}

/* ============ 图文场景 ============ */
.scene{display:grid;grid-template-columns:6fr 6fr;gap:44px;align-items:center}
.scene + .scene{margin-top:64px}
.scene.reverse .scene-media{order:2}
.scene-media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1)}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.scene h3{font-size:22px;margin-bottom:14px}
.scene p{color:var(--muted);font-size:16px}
.check-list{display:grid;gap:12px;margin-top:8px}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--muted)}
.check-list li svg{flex:none;margin-top:5px}
.note-bar{
  margin-top:34px;background:var(--bg-soft);border-left:3px solid var(--amber);
  border-radius:10px;padding:16px 20px;font-size:14.5px;color:var(--muted);
}

/* ============ 数据与反馈 ============ */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;margin-bottom:40px;
}
.stat{background:#fff;padding:28px 20px;text-align:center}
.stat b{
  display:block;font-size:36px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-1px;
}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:6px}
.quote-row{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.quote-card{
  margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);position:relative;
}
.quote-card .mark{
  font-size:38px;line-height:1;color:var(--cloud);font-weight:700;display:block;margin-bottom:6px;
}
.quote-card p{font-size:15px;color:var(--muted);margin-bottom:14px}
.quote-card footer{font-size:13px;color:var(--faint);border-top:1px solid var(--line);padding-top:12px}
.quote-card footer b{color:var(--text);font-weight:600}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;min-height:56px;padding:16px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:22px;line-height:1;color:var(--ink);transition:transform .18s ease;flex:none;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item[open] summary{color:var(--ink)}
.faq-body{padding:2px 22px 20px;font-size:15px;color:var(--muted);background:var(--bg)}

/* ============ CTA ============ */
.cta-band{position:relative;overflow:hidden;background:var(--ink-deep);color:#fff}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:32px 32px;
}
.cta-cloud{position:absolute;left:-20px;bottom:-16px;width:300px;max-width:50vw;opacity:.7}
.cta-inner{
  position:relative;z-index:2;max-width:var(--max);margin:0 auto;padding:62px 24px;
  display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px}
.cta-inner p{margin:0;color:rgba(255,255,255,.75);font-size:15.5px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);font-size:14px;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand .f-logo{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:700;margin-bottom:14px}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:300px}
.footer-grid h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:14px}
.footer-grid a{display:block;padding:5px 0;color:rgba(255,255,255,.7);transition:color .18s ease}
.footer-grid a:hover{color:#fff;text-decoration:underline}
.footer-grid .f-note{color:rgba(255,255,255,.6);padding:5px 0}
.footer-user{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;color:rgba(255,255,255,.7)}
.footer-user b{color:#fff}
.footer-bottom{
  margin-top:46px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;text-align:center;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0 0 6px}
.footer-bottom p:last-child{margin-bottom:0}

/* 浮动咨询 */
.float-cta{
  position:fixed;right:24px;bottom:28px;z-index:90;display:none;align-items:center;gap:8px;
  padding:12px 22px;border-radius:999px;background:var(--ink);color:#fff;font-size:14px;font-weight:600;
  box-shadow:var(--sh-2);transition:background .2s ease,transform .2s ease;
}
.float-cta:hover{background:var(--ink-deep);transform:translateY(-2px)}
.float-cta.is-show{display:inline-flex}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero-inner{gap:36px}
  .nav-search input{width:180px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .hero-inner{grid-template-columns:1fr;padding:48px 24px 60px}
  .phone-stage{margin-top:8px}
  .float-card{left:auto;right:4%;bottom:10px}
  .demo-card,.demo-card.wide,.demo-card.narrow{grid-column:span 6}
  .steps{grid-template-columns:1fr;gap:18px}
  .step::after{display:none}
  .scene{grid-template-columns:1fr;gap:24px}
  .scene.reverse .scene-media{order:0}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;padding:52px 24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  body{font-size:16px}
  .section{padding:60px 0}
  .wrap{padding:0 18px}
  .nav-shell{padding:0 18px;height:56px}
  .hero-inner{padding:40px 18px 52px}
  .logo .logo-full{display:none}
  .logo .logo-short{display:inline}
  .demo-grid{grid-template-columns:1fr;gap:18px}
  .demo-card,.demo-card.wide,.demo-card.narrow{grid-column:span 1}
  .quote-row{grid-template-columns:1fr}
  .cta-inner{padding:46px 18px}
  .cta-actions .btn{width:100%}
  .float-cta{width:52px;height:52px;padding:0;justify-content:center;right:16px;bottom:16px;border-radius:50%}
  .float-cta span{display:none}
}
@media (max-width:520px){
  .hero h1{font-size:28px}
  .metrics{flex-direction:column;gap:16px}
  .metric{padding:0}
  .metric + .metric{border-left:0;border-top:1px solid rgba(127,191,174,.6);padding-top:14px}
  .stats{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .float-card{position:static;width:100%;margin-top:16px}
  .phone{min-height:auto}
}

/* roulang page: category3 */
:root{
  --primary:#0F5A4A;
  --primary-dark:#0A3F34;
  --primary-soft:#E4EFEA;
  --amber:#E79A2B;
  --amber-soft:#FBEED8;
  --cloud:#7FBFAE;
  --bg:#F7F5F0;
  --bg-alt:#F1EFE8;
  --white:#FFFFFF;
  --ink:#1A2621;
  --ink-2:#5C6B65;
  --ink-3:#8A968F;
  --line:#E3E0D6;
  --ok:#2E8B62;
  --warn:#D97706;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,42,36,.06), 0 2px 8px rgba(16,42,36,.05);
  --sh-2:0 8px 24px rgba(16,42,36,.10);
  --maxw:1200px;
  --font-cn:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",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:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--ink);letter-spacing:.2px;}
p{margin:0 0 16px;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--primary-dark);}
img{max-width:100%;height:auto;display:block;}
button,input,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0 0 16px;padding-left:20px;}
li{margin-bottom:8px;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;width:100%;background:var(--white);
  border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(0,0,0,.04);
}
.header-inner{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--primary);}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--primary-soft);}
.brand-mark svg{width:20px;height:20px;}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.4px;white-space:nowrap;}
.brand-text-short{display:none;font-size:17px;font-weight:700;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link{position:relative;padding:6px 0;font-size:15.5px;color:var(--ink-2);}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-19px;height:2px;background:transparent;transition:background-color .18s ease;}
.nav-link:hover{color:var(--primary);}
.nav-link.is-active{color:var(--primary);font-weight:600;}
.nav-link.is-active::after{background:var(--primary);}
.header-tools{display:flex;align-items:center;gap:14px;margin-left:auto;}
.search-box{display:flex;align-items:center;gap:8px;width:212px;height:38px;padding:0 14px;background:var(--bg-alt);border:1px solid transparent;border-radius:var(--r-pill);transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;}
.search-box i{font-size:13px;color:var(--ink-3);}
.search-box input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);}
.search-box input::placeholder{color:var(--ink-3);}
.search-box:focus-within{border-color:var(--primary);background:var(--white);box-shadow:0 0 0 3px rgba(15,90,74,.10);}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:var(--white);color:var(--primary);cursor:pointer;}
.nav-toggle:hover{background:var(--bg-alt);}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;font-size:15px;font-weight:600;border-radius:var(--r-pill);border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-outline{background:var(--white);color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--ink-2);border-color:var(--line);}
.btn-ghost:hover{background:var(--white);color:var(--primary);border-color:var(--cloud);}
.btn-amber{background:var(--amber);color:#2A1B00;}
.btn-amber:hover{background:#D98C1C;color:#2A1B00;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.3px;}
.badge-cloud{background:var(--primary-soft);color:var(--primary);}
.badge-amber{background:var(--amber-soft);color:#8A5A0B;}
.badge-solid{background:var(--amber);color:#fff;}

/* ---------- drawer ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:var(--white);z-index:200;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;box-shadow:-8px 0 28px rgba(16,42,36,.14);}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 20px;border-bottom:1px solid var(--line);}
.drawer-title{font-size:15px;font-weight:700;color:var(--primary);}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:var(--white);color:var(--ink-2);cursor:pointer;}
.drawer-body{padding:8px 0;overflow-y:auto;flex:1;}
.drawer-link{display:block;padding:0 20px;line-height:52px;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.drawer-link:hover,.drawer-link.is-active{color:var(--primary);background:var(--bg-alt);}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--line);}
.drawer-foot .btn{width:100%;}
.mask{position:fixed;inset:0;background:rgba(16,42,36,.36);z-index:150;opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;}
.mask.is-open{opacity:1;visibility:visible;}
body.no-scroll{overflow:hidden;}

/* ---------- breadcrumb ---------- */
.breadcrumb{padding:22px 0 0;font-size:13px;color:var(--ink-3);}
.breadcrumb a{color:var(--ink-3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{margin:0 8px;color:var(--cloud);}
.breadcrumb .current{color:var(--ink-2);}

/* ---------- hero ---------- */
.hero-cat{position:relative;padding:36px 0 8px;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding-bottom:56px;}
.hero-tag{margin-bottom:16px;}
.hero-cat h1{font-size:clamp(30px,4.4vw,46px);line-height:1.24;margin-bottom:20px;}
.hero-cat h1 .hl{color:var(--primary);}
.hero-lead{font-size:17px;color:var(--ink-2);line-height:1.9;max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 30px;}
.metrics{display:flex;align-items:center;gap:24px;padding:18px 22px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);max-width:560px;}
.metric{flex:1;min-width:0;}
.metric-num{font-size:28px;font-weight:700;color:var(--amber);font-variant-numeric:tabular-nums;line-height:1.1;}
.metric-label{font-size:13px;color:var(--ink-2);}
.metric-div{width:1px;height:38px;background:var(--cloud);opacity:.6;}
.hero-figure{position:relative;}
.hero-figure img{width:100%;border-radius:16px;box-shadow:var(--sh-2);aspect-ratio:4/3;object-fit:cover;}
.float-card{position:absolute;left:-18px;bottom:-22px;display:flex;align-items:center;gap:12px;width:min(280px,86%);padding:14px 16px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-2);}
.float-card img{width:52px;height:52px;border-radius:10px;object-fit:cover;aspect-ratio:1/1;box-shadow:none;}
.float-card strong{display:block;font-size:14px;line-height:1.4;}
.float-card span{font-size:12.5px;color:var(--ink-3);}
.grid-bg{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(15,90,74,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(15,90,74,.05) 1px,transparent 1px);background-size:34px 34px;mask-image:radial-gradient(120% 90% at 15% 0%,#000 30%,transparent 78%);-webkit-mask-image:radial-gradient(120% 90% at 15% 0%,#000 30%,transparent 78%);}
.cloud-line{position:absolute;right:0;bottom:0;width:min(560px,72%);opacity:.75;pointer-events:none;}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--bg-alt);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary);letter-spacing:1px;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--amber);}
.section-title{font-size:clamp(24px,3vw,34px);margin-bottom:14px;}
.section-sub{font-size:16px;color:var(--ink-2);margin:0;}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.bento-card{position:relative;padding:24px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.bento-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6D2C6;}
.bento-card h3{font-size:19px;margin-bottom:10px;}
.bento-card p{font-size:15px;color:var(--ink-2);margin:0;}
.span-2{grid-column:span 2;}
.icon-circle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-size:17px;margin-bottom:16px;}
.bento-card.is-dark{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;}
.bento-card.is-dark h3{color:#fff;}
.bento-card.is-dark p{color:rgba(255,255,255,.76);}
.bento-card.is-dark .icon-circle{background:rgba(127,191,174,.22);color:#BFE3D8;}
.bento-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.bento-tags span{font-size:12.5px;padding:4px 12px;border-radius:var(--r-pill);background:var(--bg-alt);color:var(--ink-2);}
.bento-card.is-dark .bento-tags span{background:rgba(255,255,255,.12);color:rgba(255,255,255,.82);}

/* ---------- timeline ---------- */
.timeline{position:relative;padding:8px 0;}
.timeline::before{content:"";position:absolute;left:50%;top:0;bottom:0;border-left:2px dashed rgba(127,191,174,.75);transform:translateX(-1px);}
.tl-item{display:grid;grid-template-columns:1fr 72px 1fr;align-items:start;margin-bottom:26px;}
.tl-card{grid-column:1;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.tl-item.is-right .tl-card{grid-column:3;}
.tl-card h3{font-size:19px;margin-bottom:8px;}
.tl-card p{font-size:15px;color:var(--ink-2);margin:0;}
.tl-card .tl-meta{display:inline-block;margin-bottom:10px;font-size:12.5px;color:var(--primary);background:var(--primary-soft);padding:2px 10px;border-radius:var(--r-pill);}
.tl-dot{grid-column:2;justify-self:center;display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--amber);color:#fff;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;box-shadow:0 0 0 6px rgba(231,154,43,.14);}

/* ---------- risk rows ---------- */
.risk-list{border-top:1px solid var(--line);}
.risk-row{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1.4fr) auto;gap:24px;align-items:center;padding:22px 4px;border-bottom:1px solid var(--line);position:relative;transition:background-color .18s ease;}
.risk-row::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--primary);transform:scaleY(0);transform-origin:top;transition:transform .16s ease;}
.risk-row:hover{background:var(--bg);}
.risk-row:hover::before{transform:scaleY(1);}
.risk-title{font-size:16.5px;font-weight:600;display:flex;align-items:center;gap:10px;}
.risk-title i{color:var(--warn);font-size:14px;}
.risk-desc{font-size:15px;color:var(--ink-2);}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px;}
.stat{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;text-align:center;box-shadow:var(--sh-1);}
.stat-num{font-size:36px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.1;}
.stat-label{font-size:13px;color:var(--ink-2);margin-top:6px;}

/* ---------- quotes ---------- */
.quotes{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.quote-card{position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:28px 26px 22px;box-shadow:var(--sh-1);}
.quote-card i.q{position:absolute;top:18px;right:22px;font-size:26px;color:var(--cloud);opacity:.5;}
.quote-card p{font-size:16px;color:var(--ink);margin:0 0 16px;}
.quote-card .who{font-size:13px;color:var(--ink-3);border-top:1px solid var(--line);padding-top:12px;}
.quote-card .who b{color:var(--ink-2);font-weight:600;}

/* ---------- faq ---------- */
.faq{max-width:880px;}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:10px;margin-bottom:12px;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;}
.faq-item:hover{border-color:#D6D2C6;box-shadow:var(--sh-1);}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:14px 20px;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--primary);font-size:14px;transition:transform .18s ease;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-item[open] summary{color:var(--primary);}
.faq-body{padding:2px 20px 20px;background:var(--bg);font-size:15px;line-height:1.8;color:var(--ink-2);}
.faq-body p{margin:0;}

/* ---------- cta band ---------- */
.cta-band{position:relative;background:var(--primary-dark);color:#fff;padding:64px 0;overflow:hidden;border-radius:18px;margin:0 auto;}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr auto;gap:32px;align-items:center;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.78);margin:0;font-size:15.5px;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-band .grid-bg{mask-image:radial-gradient(90% 120% at 80% 20%,#000 20%,transparent 75%);-webkit-mask-image:radial-gradient(90% 120% at 80% 20%,#000 20%,transparent 75%);}
.cta-band .cloud-line{bottom:-20px;right:-40px;width:420px;opacity:.5;}
.cta-wrap{padding:0 0 88px;}

/* ---------- footer ---------- */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.72);font-size:14px;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);margin:0 0 12px;}
.footer-logo{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px;}
.footer-logo span.mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;background:rgba(127,191,174,.2);}
.footer-links{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.7);}
.footer-links a:hover{color:#fff;text-decoration:underline;}
.footer-quote{font-size:13.5px;color:rgba(255,255,255,.6);border-left:2px solid var(--amber);padding-left:12px;margin-top:14px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.58);}
.footer-bottom p{margin:0;}

/* ---------- float cta ---------- */
.float-cta{position:fixed;right:24px;bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:90;display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:var(--r-pill);background:var(--amber);color:#2A1B00;font-size:14.5px;font-weight:600;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background-color .2s ease;}
.float-cta:hover{background:#D98C1C;color:#2A1B00;}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta.is-hidden{opacity:0;visibility:hidden;}
.float-cta .bubble{position:absolute;right:0;bottom:64px;width:216px;padding:14px 16px;background:var(--white);color:var(--ink-2);font-size:13px;font-weight:400;line-height:1.7;border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh-2);}
.float-cta .bubble b{display:block;color:var(--ink);font-size:13.5px;margin-bottom:4px;}
.float-cta .bubble button{position:absolute;top:6px;right:8px;border:0;background:transparent;color:var(--ink-3);cursor:pointer;font-size:14px;line-height:1;padding:4px;}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .hero-grid{gap:36px;}
  .main-nav{gap:20px;}
}
@media (max-width:991px){
  .main-nav,.search-box{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .brand-text{display:none;}
  .brand-text-short{display:inline;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-figure{order:-1;max-width:560px;}
  .float-card{left:auto;right:-6px;bottom:-18px;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .span-2{grid-column:span 2;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .quotes{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .section{padding:64px 0;}
  .risk-row{grid-template-columns:1fr;gap:8px;}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.9;}
  .container{padding:0 18px;}
  .header-inner{height:56px;gap:12px;}
  .timeline::before{left:17px;}
  .tl-item{grid-template-columns:36px 1fr;gap:14px;margin-bottom:20px;}
  .tl-item .tl-card,.tl-item.is-right .tl-card{grid-column:2;}
  .tl-dot{grid-column:1;width:34px;height:34px;font-size:13px;box-shadow:0 0 0 4px rgba(231,154,43,.14);}
  .hero-cat h1{font-size:clamp(26px,7vw,32px);}
  .metrics{flex-direction:column;align-items:stretch;gap:14px;}
  .metric-div{width:100%;height:1px;}
  .bento{grid-template-columns:1fr;}
  .span-2{grid-column:span 1;}
  .cta-wrap{padding-bottom:56px;}
  .cta-band{border-radius:14px;padding:48px 0;}
  .float-cta{padding:0;width:52px;height:52px;justify-content:center;font-size:18px;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));}
  .float-cta span.txt{display:none;}
  .float-cta .bubble{display:none;}
  .section{padding:56px 0;}
}
@media (max-width:520px){
  .stats{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .float-card{position:static;width:100%;margin-top:14px;left:auto;right:auto;bottom:auto;}
}

/* roulang page: category4 */
:root{
  --c-primary:#0F5A4A;
  --c-primary-d:#0A3F34;
  --c-primary-l:#137A64;
  --c-amber:#E79A2B;
  --c-amber-d:#C9821C;
  --c-teal:#7FBFAE;
  --bg:#F7F5F0;
  --bg-alt:#F1EFE8;
  --white:#FFFFFF;
  --ink:#1A2621;
  --ink-2:#5C6B65;
  --ink-3:#8A968F;
  --line:#E3E0D6;
  --ok:#2E8B62;
  --warn:#D97706;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-in:10px;
  --sh-1:0 1px 2px rgba(16,42,36,.06), 0 2px 8px rgba(16,42,36,.05);
  --sh-2:0 8px 24px rgba(16,42,36,.10);
  --sp-sec:92px;
  --maxw:1200px;
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",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:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-l);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;letter-spacing:.1px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-amber);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:var(--sp-sec) 0;}
.section-alt{background:var(--bg-alt);}
.sec-head{margin-bottom:40px;}
.sec-head h2{
  font-size:clamp(24px,3vw,34px);
  padding-left:16px;
  border-left:4px solid var(--c-primary);
  margin-bottom:14px;
}
.sec-head p{color:var(--ink-2);max-width:680px;font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(127,191,174,.22);color:var(--c-primary);
  font-size:12.5px;font-weight:600;letter-spacing:.4px;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-amber);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(0,0,0,.04);
}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  height:64px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;color:var(--ink);
  white-space:nowrap;
}
.brand:hover{color:var(--c-primary);}
.brand svg{flex:0 0 auto;}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:12px;}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;height:64px;
  font-size:15px;color:var(--ink-2);
  transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:center;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link.is-active{color:var(--c-primary);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  width:212px;height:38px;padding:0 14px;
  background:var(--bg-alt);border:1px solid transparent;border-radius:999px;
  transition:border-color .2s ease, background .2s ease;
}
.nav-search:focus-within{border-color:var(--c-primary);background:#fff;}
.nav-search svg{flex:0 0 auto;opacity:.7;}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);
}
.nav-search input::placeholder{color:var(--ink-3);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:12px 26px;border-radius:999px;
  border:1px solid transparent;
  transition:background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-amber{background:var(--c-amber);color:#2A1D06;}
.btn-amber:hover{background:var(--c-amber-d);color:#2A1D06;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-amber:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost:hover{background:rgba(15,90,74,.06);color:var(--c-primary-d);transform:translateY(-1px);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  align-items:center;justify-content:center;border:1px solid var(--line);
}
.nav-toggle:hover{background:var(--bg-alt);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,42,36,.42);
  opacity:0;visibility:hidden;transition:opacity .24s ease, visibility .24s ease;z-index:120;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;
  background:#fff;z-index:130;transform:translateX(102%);
  transition:transform .28s ease;display:flex;flex-direction:column;
  box-shadow:-8px 0 30px rgba(16,42,36,.16);
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 18px;border-bottom:1px solid var(--line);}
.drawer-top span{font-weight:700;font-size:16px;}
.drawer-close{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);}
.drawer-nav{padding:6px 0;flex:1;overflow-y:auto;}
.drawer-nav a{
  display:flex;align-items:center;height:52px;padding:0 20px;
  font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line);
}
.drawer-nav a:hover{background:var(--bg);color:var(--c-primary);}
.drawer-nav a.is-active{color:var(--c-primary);font-weight:600;background:rgba(15,90,74,.05);}
.drawer-foot{padding:16px 18px;border-top:1px solid var(--line);}
.drawer-foot .btn{width:100%;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:14px 0;font-size:13px;color:var(--ink-3);
}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:var(--c-teal);}
.crumb .current{color:var(--ink-2);font-weight:600;}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(rgba(15,90,74,.05) 1px, transparent 1px) 0 0/28px 28px,
    linear-gradient(90deg, rgba(15,90,74,.05) 1px, transparent 1px) 0 0/28px 28px,
    var(--bg);
  padding:64px 0 72px;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;bottom:-30px;width:420px;height:220px;
  background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='420' height='220' viewBox='0 0 420 220'><g fill='none' stroke='%237FBFAE' stroke-width='1'><path d='M10 180q40-40 80-10t80-20 80-30 80 20 80-40'/><path d='M10 200q40-40 80-10t80-20 80-30 80 20 80-40'/></g></svg>") no-repeat;
  opacity:.55;pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:48px;align-items:center;position:relative;z-index:2;}
.page-hero h1{
  font-size:clamp(30px,4.6vw,48px);
  line-height:1.22;
  margin-bottom:18px;
}
.page-hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-lead{font-size:16.5px;color:var(--ink-2);max-width:660px;line-height:1.9;}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-visual{position:relative;}
.hero-visual .shot{
  border-radius:16px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);background:#fff;
}
.hero-visual .shot img{width:100%;height:300px;object-fit:cover;}
.hero-note{
  position:absolute;left:-22px;bottom:-26px;
  display:flex;align-items:center;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:12px 16px;box-shadow:var(--sh-1);max-width:280px;
}
.hero-note img{width:52px;height:52px;border-radius:10px;object-fit:cover;}
.hero-note b{display:block;font-size:14px;}
.hero-note span{font-size:12.5px;color:var(--ink-3);line-height:1.5;}

/* 指标条 */
.hero-stats{
  display:flex;align-items:center;gap:0;flex-wrap:wrap;
  margin-top:34px;padding:18px 4px;
  border-top:1px solid var(--line);
}
.hero-stats .stat{padding:0 26px;border-left:1px solid rgba(127,191,174,.6);}
.hero-stats .stat:first-child{border-left:0;padding-left:0;}
.hero-stats .num{
  font-size:28px;font-weight:700;color:var(--c-amber);
  font-variant-numeric:tabular-nums;line-height:1.1;display:block;
}
.hero-stats .lab{font-size:13px;color:var(--ink-2);}

/* ---------- 对照问答 ---------- */
.qa-layout{display:grid;grid-template-columns:minmax(280px,380px) 1fr;gap:28px;align-items:start;}
.qa-list{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:10px;box-shadow:var(--sh-1);
}
.qa-tab{
  display:block;width:100%;text-align:left;
  padding:14px 16px;border-radius:10px;
  font-size:15px;color:var(--ink-2);line-height:1.6;
  border-left:3px solid transparent;
  transition:background .2s ease, color .2s ease, border-color .2s ease;
}
.qa-tab:hover{background:var(--bg);color:var(--c-primary);}
.qa-tab.is-active{
  background:rgba(127,191,174,.16);
  border-left-color:var(--c-primary);
  color:var(--c-primary);font-weight:600;
}
.qa-panels{position:relative;}
.qa-panel{
  display:none;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px 34px;box-shadow:var(--sh-1);
}
.qa-panel.is-active{display:block;animation:fadeUp .26s ease;}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.qa-panel h3{font-size:22px;margin-bottom:14px;}
.qa-panel .qa-body{color:var(--ink-2);margin-bottom:22px;}
.qa-steps{margin-bottom:20px;}
.qa-steps li{
  position:relative;padding-left:34px;margin-bottom:12px;color:var(--ink-2);font-size:15.5px;
}
.qa-steps li:last-child{margin-bottom:0;}
.qa-steps li::before{
  counter-increment:qa;
  content:counter(qa);
  position:absolute;left:0;top:4px;
  width:22px;height:22px;border-radius:50%;
  background:rgba(231,154,43,.16);color:var(--c-amber-d);
  font-size:12.5px;font-weight:700;line-height:22px;text-align:center;
  font-variant-numeric:tabular-nums;
}
.qa-steps{counter-reset:qa;}
.tip-bar{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--bg);border-left:3px solid var(--c-amber);
  border-radius:0 10px 10px 0;padding:14px 16px;
  font-size:14.5px;color:var(--ink-2);
}
.tip-bar svg{flex:0 0 auto;margin-top:3px;}

/* ---------- 自查流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.flow-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;position:relative;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(15,90,74,.28);}
.flow-card .idx{
  font-size:13px;font-weight:700;color:var(--c-amber);
  font-variant-numeric:tabular-nums;letter-spacing:1px;display:block;margin-bottom:14px;
}
.flow-card .icon{
  width:44px;height:44px;border-radius:50%;
  background:rgba(127,191,174,.22);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.flow-card h3{font-size:19px;margin-bottom:10px;}
.flow-card p{font-size:14.8px;color:var(--ink-2);}
.flow-line{
  display:none;
}

/* ---------- FAQ 手风琴 ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(15,90,74,.3);box-shadow:var(--sh-1);}
.faq-item[open]{background:#fff;border-color:rgba(15,90,74,.34);box-shadow:var(--sh-1);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 22px;
  font-size:16px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-primary);}
.faq-mark{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--bg-alt);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;font-weight:700;
  transition:transform .18s ease, background .18s ease;
}
.faq-item[open] .faq-mark{background:rgba(231,154,43,.2);color:var(--c-amber-d);transform:rotate(180deg);}
.faq-body{
  padding:0 22px 20px;background:var(--bg);
  font-size:15px;color:var(--ink-2);line-height:1.8;
}
.faq-body p{padding-top:16px;}

/* ---------- 图文带 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.split img{border-radius:var(--r-img);width:100%;height:100%;object-fit:cover;}
.split-media{
  border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-1);aspect-ratio:16/11;
}
.split h2{font-size:clamp(24px,3vw,32px);padding-left:16px;border-left:4px solid var(--c-primary);margin-bottom:16px;}
.split p{color:var(--ink-2);margin-bottom:18px;}
.check-list li{
  position:relative;padding-left:26px;margin-bottom:10px;font-size:15.5px;color:var(--ink-2);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:8px;
  border-left:2px solid var(--c-teal);border-bottom:2px solid var(--c-teal);
  transform:rotate(-45deg);border-radius:1px;
}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px) 0 0/26px 26px,
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px) 0 0/26px 26px,
    var(--c-primary-d);
  color:#fff;border-radius:0;
  padding:64px 0;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-20px;width:380px;height:200px;
  background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='380' height='200' viewBox='0 0 380 200'><g fill='none' stroke='%237FBFAE' stroke-width='1' opacity='0.4'><path d='M10 150q40-46 80-14t80-26 80-8 90 22'/></g></svg>") no-repeat;
  pointer-events:none;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;position:relative;z-index:2;}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;border:0;padding:0;}
.cta-inner p{color:rgba(255,255,255,.78);max-width:560px;font-size:15.5px;}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:90;
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 22px;border-radius:999px;
  background:var(--c-amber);color:#2A1D06;font-weight:600;font-size:14.5px;
  box-shadow:0 8px 22px rgba(16,42,36,.22);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease, transform .25s ease, visibility .25s ease;
}
.float-cta.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta:hover{background:var(--c-amber-d);color:#2A1D06;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-d);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:700;}
.site-footer p{color:rgba(255,255,255,.7);line-height:1.85;}
.site-footer .brand-line{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;font-weight:700;font-size:16px;}
.f-link{display:block;color:rgba(255,255,255,.7);margin-bottom:10px;}
.f-link:hover{color:#fff;text-decoration:underline;}
.f-quote{
  margin-top:22px;padding:14px 16px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.7;
}
.f-quote b{color:#fff;}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding:0 20px;}
  .main-nav{gap:20px;}
  .nav-search{width:180px;}
  .hero-grid{gap:34px;}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:28px;}
  .footer-grid .f-col-contact{grid-column:1 / -1;}
}
@media (max-width:991px){
  :root{--sp-sec:64px;}
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:flex;}
  .nav-actions .btn-primary{display:none;}
  .page-hero{padding:48px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual .shot img{height:250px;}
  .hero-note{left:12px;bottom:-24px;}
  .qa-layout{grid-template-columns:1fr;gap:20px;}
  .qa-list{display:flex;gap:8px;overflow-x:auto;padding:8px;scrollbar-width:none;}
  .qa-list::-webkit-scrollbar{display:none;}
  .qa-tab{flex:0 0 auto;max-width:260px;white-space:normal;border-left:0;border-bottom:3px solid transparent;border-radius:10px;}
  .qa-tab.is-active{border-left:0;border-bottom-color:var(--c-primary);}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:26px;}
  .split-media{order:-1;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.9;}
  :root{--sp-sec:56px;}
  .nav-inner{height:56px;gap:14px;}
  .brand{font-size:15.5px;}
  .nav-link{height:56px;}
  .page-hero h1{font-size:clamp(26px,7vw,34px);}
  .hero-stats{gap:16px 0;}
  .hero-stats .stat{padding:0 18px;}
  .qa-panel{padding:22px 18px;}
  .flow-grid{grid-template-columns:1fr;}
  .faq-item summary{padding:14px 16px;font-size:15.5px;}
  .faq-body{padding:0 16px 18px;}
  .cta-band{padding:48px 0;}
  .cta-btns{width:100%;}
  .cta-btns .btn{width:100%;}
  .float-cta{right:16px;bottom:16px;padding:0;width:52px;height:52px;justify-content:center;border-radius:50%;}
  .float-cta span{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  .hero-btns{flex-direction:column;}
  .hero-btns .btn{width:100%;}
  .hero-stats{flex-direction:column;align-items:flex-start;gap:14px;}
  .hero-stats .stat{border-left:0;padding:0;}
  .hero-note{position:static;margin-top:14px;max-width:none;}
}

/* roulang page: category5 */
:root{
  --c-primary:#0F5A4A;
  --c-primary-dark:#0A3F34;
  --c-primary-soft:#E7F0EC;
  --c-amber:#E79A2B;
  --c-amber-soft:#FBF0DC;
  --c-mint:#7FBFAE;
  --bg:#F7F5F0;
  --bg-alt:#F1EFE8;
  --ink:#1A2621;
  --ink-2:#5C6B65;
  --ink-3:#8A968F;
  --line:#E3E0D6;
  --white:#FFFFFF;
  --ok:#2E8B62;
  --warn:#D97706;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,42,36,.06),0 2px 8px rgba(16,42,36,.05);
  --sh-2:0 8px 24px rgba(16,42,36,.10);
  --t:200ms ease;
  --nav-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--c-primary-dark)}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.28;font-weight:700;color:var(--ink)}
h1{font-size:clamp(30px,4.2vw,46px)}
h2{font-size:clamp(24px,3vw,34px)}
h3{font-size:20px}
p{margin:0 0 1.1em}
ul{margin:0 0 1.1em;padding-left:1.2em}
li{margin-bottom:.4em}
button{font-family:inherit;font-size:inherit}
input,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
:focus-visible{outline:2px solid var(--c-amber);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.grid-bg{
  background-image:
    linear-gradient(rgba(15,90,74,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,90,74,.05) 1px,transparent 1px);
  background-size:34px 34px;
}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-primary);
  background:var(--c-primary-soft);
  border-radius:999px;
  padding:5px 14px;
  margin:0 0 16px;
}
.section{padding:88px 0}
.section--alt{background:var(--bg-alt)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head p{color:var(--ink-2);margin:0}
.h-line{position:relative;padding-left:16px}
.h-line::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
  border-radius:2px;background:var(--c-primary);
}
/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(0,0,0,.04);
}
.nav-wrap{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:var(--nav-h);display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand svg{width:30px;height:30px;flex:0 0 auto}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand-text .short{display:none}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px;flex:1 1 auto;min-width:0}
.nav-link{
  position:relative;padding:21px 0;font-size:15px;color:var(--ink-2);
  white-space:nowrap;transition:color var(--t);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;
  border-radius:2px;background:var(--c-primary);transform:scaleX(0);
  transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary)}
.nav-link.is-active{color:var(--c-primary);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-tools{display:flex;align-items:center;gap:14px;flex:0 0 auto;margin-left:auto}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search .s-icon{
  position:absolute;left:14px;width:16px;height:16px;color:var(--ink-3);pointer-events:none;
}
.nav-search input{
  width:212px;height:38px;border-radius:999px;border:1px solid transparent;
  background:var(--bg-alt);padding:0 16px 0 38px;font-size:14px;
  transition:border-color var(--t),background var(--t),box-shadow var(--t);
}
.nav-search input::placeholder{color:var(--ink-3)}
.nav-search input:focus{
  outline:none;background:#fff;border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(15,90,74,.10);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;padding:12px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:background var(--t),color var(--t),border-color var(--t),
             transform var(--t),box-shadow var(--t),opacity var(--t);
}
.btn:focus-visible{outline:2px solid var(--c-amber);outline-offset:2px}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.btn-amber{background:var(--c-amber);color:#231a08}
.btn-amber:hover{background:#d98b1c;color:#231a08;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;color:var(--c-primary);
}
.nav-toggle:hover{background:var(--bg-alt)}
/* 抽屉 */
.drawer{position:fixed;inset:0;z-index:200;pointer-events:none}
.drawer.is-open{pointer-events:auto}
.drawer-mask{
  position:absolute;inset:0;background:rgba(10,63,52,.45);opacity:0;
  transition:opacity var(--t);
}
.drawer.is-open .drawer-mask{opacity:1}
.drawer-panel{
  position:absolute;top:0;right:0;height:100%;width:84vw;max-width:360px;
  background:#fff;transform:translateX(100%);transition:transform .25s ease;
  display:flex;flex-direction:column;box-shadow:-8px 0 30px rgba(10,63,52,.18);
}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--line);
}
.drawer-title{font-size:15px;font-weight:700;color:var(--c-primary)}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:#fff;font-size:20px;line-height:1;color:var(--ink-2);cursor:pointer;
}
.drawer-close:hover{background:var(--bg-alt);color:var(--ink)}
.drawer-nav{display:flex;flex-direction:column;overflow-y:auto;flex:1 1 auto}
.drawer-nav .nav-link{
  padding:0 20px;height:52px;display:flex;align-items:center;
  border-bottom:1px solid var(--line);font-size:16px;
}
.drawer-nav .nav-link::after{display:none}
.drawer-nav .nav-link.is-active{background:var(--c-primary-soft)}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--line)}
body.no-scroll{overflow:hidden}
/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-3);padding:20px 0 0;
}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:var(--c-mint)}
.breadcrumb [aria-current]{color:var(--ink-3)}
/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  background-color:var(--bg);
  background-image:
    linear-gradient(rgba(15,90,74,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,90,74,.05) 1px,transparent 1px),
    linear-gradient(180deg,rgba(247,245,240,.92),rgba(247,245,240,.98)),
    url("/assets/images/backpic/back-1.png");
  background-size:34px 34px,34px 34px,auto,cover;
  background-position:0 0,0 0,center,center right;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;right:-40px;bottom:-30px;width:420px;height:220px;
  background:
    radial-gradient(circle at 20% 80%,rgba(127,191,174,.30) 0 2px,transparent 3px),
    radial-gradient(circle at 55% 45%,rgba(127,191,174,.30) 0 2px,transparent 3px),
    radial-gradient(circle at 85% 20%,rgba(127,191,174,.30) 0 2px,transparent 3px);
  background-size:120px 90px;opacity:.7;pointer-events:none;
}
.hero-inner{position:relative;z-index:1;padding:56px 0 64px;max-width:880px}
.hero-inner h1{margin-bottom:18px}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:800px;margin:0 0 26px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;font-size:13px;
  border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:border-color var(--t),color var(--t),box-shadow var(--t);
}
.tag:hover{border-color:var(--c-mint);color:var(--c-primary);box-shadow:var(--sh-1)}
.tag--accent{background:var(--c-amber-soft);border-color:rgba(231,154,43,.35);color:#8a5a06}
/* ============ 头条大图卡 ============ */
.feature-card{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow var(--t),transform var(--t);
}
.feature-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px)}
.feature-media{position:relative;min-height:290px;background:var(--bg-alt)}
.feature-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.feature-body{padding:34px 34px 30px}
.feature-body h3{font-size:clamp(20px,2vw,25px);margin-bottom:14px}
.feature-body p{color:var(--ink-2);font-size:16px}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13px;color:var(--ink-3);margin-top:18px;
}
.meta-row .dot{width:1px;height:12px;background:var(--line)}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-mint{background:rgba(127,191,174,.28);color:var(--c-primary-dark)}
.badge-amber{background:var(--c-amber);color:#fff}
.badge-amber-soft{background:var(--c-amber-soft);color:#8a5a06}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--c-primary);margin-top:6px;
}
.link-more::after{content:"→";transition:transform var(--t);display:inline-block}
.link-more:hover::after{transform:translateX(4px)}
/* ============ 资讯速览列表 ============ */
.list-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:22px;
}
.list-head h2{margin-bottom:0}
.news-list{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
.news-row{
  position:relative;display:grid;grid-template-columns:96px minmax(0,1fr) 118px;
  gap:20px;align-items:center;padding:20px 24px;color:var(--ink);
  border-bottom:1px solid var(--line);transition:background var(--t),color var(--t);
}
.news-row:last-child{border-bottom:0}
.news-row::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--c-primary);transform:scaleY(0);transform-origin:top;
  transition:transform 160ms ease;
}
.news-row:hover{background:#F7F5F0;color:var(--ink)}
.news-row:hover::before,.news-row:focus-visible::before{transform:scaleY(1)}
.news-thumb{
  width:96px;height:72px;border-radius:8px;overflow:hidden;background:var(--bg-alt);
  flex:0 0 auto;
}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-main{min-width:0}
.news-main h3{
  font-size:16.5px;margin:0 0 6px;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-main p{
  margin:0;font-size:14px;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.news-date{font-size:13px;color:var(--ink-3);text-align:right;font-variant-numeric:tabular-nums}
.news-date .src{display:block;font-size:12px;color:var(--ink-3);opacity:.85}
/* ============ 发布节奏时间线 ============ */
.rhythm{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:36px 34px;box-shadow:var(--sh-1);
}
.rhythm-track{
  position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  margin-top:34px;
}
.rhythm-track::before{
  content:"";position:absolute;left:6%;right:6%;top:9px;height:0;
  border-top:2px dashed rgba(127,191,174,.75);
}
.rhythm-node{position:relative;padding-top:34px}
.rhythm-node::before{
  content:"";position:absolute;left:0;top:0;width:18px;height:18px;border-radius:50%;
  background:var(--c-amber);border:4px solid #fff;box-shadow:0 0 0 2px rgba(231,154,43,.30);
}
.rhythm-node h3{font-size:16px;margin-bottom:6px}
.rhythm-node p{font-size:14px;color:var(--ink-2);margin:0}
.rhythm-node .when{
  display:inline-block;font-size:12px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:999px;padding:2px 10px;margin-bottom:10px;
}
/* ============ 咨询表单 ============ */
.consult-wrap{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:start;
}
.consult-aside .note-box{
  margin-top:22px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--c-amber);
  border-radius:10px;padding:16px 18px;font-size:14px;color:var(--ink-2);
}
.consult-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--sh-1);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{position:relative;margin-bottom:18px}
.field input,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-input);
  background:#fff;padding:22px 14px 8px;transition:border-color var(--t),box-shadow var(--t);
}
.field textarea{min-height:116px;resize:vertical;line-height:1.7}
.field label{
  position:absolute;left:15px;top:15px;font-size:14px;color:var(--ink-3);
  pointer-events:none;transition:top .18s ease,font-size .18s ease,color .18s ease;
}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,74,.10);
}
.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label{
  top:6px;font-size:12px;color:var(--c-primary);
}
.field.is-error input,.field.is-error textarea{border-color:var(--err)}
.field .err-msg{display:none;font-size:12px;color:var(--err);margin-top:6px}
.field.is-error .err-msg{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-2);margin:4px 0 20px}
.check-row input{width:16px;height:16px;margin-top:4px;accent-color:var(--c-primary)}
.form-note{margin:14px 0 0;font-size:14px;color:var(--ink-3);min-height:22px}
.form-note.is-success{color:var(--ok);font-weight:600}
/* ============ FAQ ============ */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  margin-bottom:12px;overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item[open]{border-color:rgba(15,90,74,.35);box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:56px;padding:14px 22px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);font-weight:700;
  display:flex;align-items:center;justify-content:center;font-size:17px;line-height:1;
  transition:transform .18s ease;
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-item summary:hover{color:var(--c-primary)}
.faq-item .faq-body{
  padding:2px 22px 20px;font-size:15px;color:var(--ink-2);background:var(--bg);
  border-top:1px solid var(--line);
}
.faq-item .faq-body p:last-child{margin-bottom:0}
/* ============ CTA ============ */
.cta-band{
  position:relative;background-color:var(--c-primary-dark);
  color:#fff;overflow:hidden;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(120deg,rgba(10,63,52,.92),rgba(15,90,74,.88)),
    url("/assets/images/backpic/back-2.webp");
  background-size:34px 34px,34px 34px,auto,cover;
  background-position:0 0,0 0,center,center;
}
.cta-inner{
  position:relative;z-index:1;padding:72px 0;
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:36px;align-items:center;
}
.cta-inner h2{color:#fff;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.78);margin:0;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:linear-gradient(90deg,transparent,rgba(127,191,174,.7),transparent);
}
/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-dark);color:rgba(255,255,255,.72);font-size:14px}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 44px;
}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.site-footer a{color:rgba(255,255,255,.72);font-size:14px}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:14px}
.footer-brand svg{width:28px;height:28px}
.footer-brand:hover{color:#fff}
.footer-desc{color:rgba(255,255,255,.62);line-height:1.8;margin:0 0 14px}
.footer-quote{
  border-left:2px solid var(--c-amber);padding:2px 0 2px 12px;
  color:rgba(255,255,255,.66);font-size:13.5px;
}
.footer-quote b{color:#fff;font-weight:600}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-contact{list-style:none;padding:0;margin:0}
.footer-contact li{margin-bottom:10px;color:rgba(255,255,255,.72)}
.footer-contact .k{display:block;color:rgba(255,255,255,.5);font-size:12.5px;margin-bottom:2px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;text-align:center;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.55)}
/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 20px}
  .nav-wrap{gap:18px;padding:0 20px}
  .main-nav{gap:20px}
  .nav-search input{width:170px}
  .section{padding:72px 0}
}
@media (max-width:991px){
  .main-nav,.nav-search,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .brand-text{font-size:16px}
  .feature-card{grid-template-columns:1fr}
  .feature-media{min-height:240px;position:relative}
  .feature-media img{position:relative;height:240px}
  .consult-wrap{grid-template-columns:1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr;text-align:left}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 36px}
  .rhythm-track{grid-template-columns:repeat(2,1fr);row-gap:36px}
  .rhythm-track::before{display:none}
}
@media (max-width:768px){
  :root{--nav-h:56px}
  body{font-size:16px;line-height:1.9}
  .brand-text .full{display:none}
  .brand-text .short{display:inline}
  .hero-inner{padding:40px 0 48px}
  .section{padding:56px 0}
  .feature-body{padding:24px 20px 22px}
  .news-row{grid-template-columns:78px minmax(0,1fr);gap:14px;padding:16px 18px}
  .news-thumb{width:78px;height:62px}
  .news-date{grid-column:2;text-align:left;display:flex;gap:10px;align-items:center}
  .news-date .src{display:inline}
  .rhythm{padding:24px 20px}
  .consult-form{padding:22px 18px}
  .form-grid{grid-template-columns:1fr}
  .faq-item summary{padding:12px 16px;font-size:15.5px}
  .faq-item .faq-body{padding:2px 16px 18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .nav-wrap{padding:0 16px}
  .rhythm-track{grid-template-columns:1fr}
  .btn{width:100%}
  .cta-actions{flex-direction:column}
  .list-head{flex-direction:column;align-items:flex-start;gap:10px}
  .tag-row .tag{height:28px;font-size:12.5px}
}