/* roulang page: index */
:root{
  --forest:#17603F;
  --forest-2:#2C8A5F;
  --dark:#0F3128;
  --coral:#E47340;
  --coral-dark:#D0602F;
  --lime:#C9F26B;
  --paper:#FAF7F1;
  --paper-2:#F2EDE3;
  --white:#FFFFFF;
  --ink:#14211B;
  --ink-2:#44554C;
  --muted:#7A8B81;
  --border:#E3DCCF;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 1px 2px rgba(15,49,40,.06),0 10px 28px -14px rgba(15,49,40,.22);
  --shadow-hover:0 2px 4px rgba(15,49,40,.08),0 18px 40px -18px rgba(15,49,40,.30);
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --mono:ui-monospace,"DIN Alternate",monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:3px solid rgba(228,115,64,.4);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.bg-white{background:var(--white);}
.bg-paper{background:var(--paper);}
.bg-paper2{background:var(--paper-2);}
.bg-dark{background:var(--dark);color:#E8F1EC;}
.bg-dark h2,.bg-dark h3,.bg-dark h4{color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--forest);text-transform:uppercase;
}
.eyebrow::before{content:"◆";font-size:9px;color:var(--coral);}
.bg-dark .eyebrow{color:var(--lime);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:44px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(24px,2.8vw,34px);line-height:1.25;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
.section-head p{max-width:56ch;margin-top:10px;font-size:15px;color:var(--ink-2);}
.section-head .head-link{font-size:14px;font-weight:700;color:var(--forest);white-space:nowrap;border-bottom:2px solid var(--lime);padding-bottom:2px;}
.section-head .head-link:hover{color:var(--forest-2);}
.lead{max-width:68ch;font-size:16px;line-height:1.85;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
  line-height:1;border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 22px -12px rgba(228,115,64,.7);}
.btn-primary:hover{background:var(--coral-dark);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:var(--forest);color:var(--forest);background:transparent;}
.btn-ghost:hover{background:var(--forest);color:#fff;}
.btn-light{background:#fff;color:var(--forest);}
.btn-light:hover{background:var(--paper-2);transform:translateY(-1px);}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-outline-light:hover{background:#fff;color:var(--forest);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-block{width:100%;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-coral{background:#FBE6DB;color:#B14A1D;}
.badge-soft{background:var(--paper-2);color:var(--ink-2);}
.badge-forest{background:#E1F0E8;color:var(--forest);}
.badge-lime{background:rgba(201,242,107,.16);color:var(--lime);border:1px solid rgba(201,242,107,.4);}
.topbar{background:var(--dark);color:#DDEAE3;font-size:12.5px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:8px;letter-spacing:.04em;}
.topbar-left::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-right a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:42px;height:42px;border-radius:12px;background:#EAF3EC;display:grid;place-items:center;flex:0 0 auto;}
.brand-mark svg{width:28px;height:28px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:12px;font-weight:500;color:var(--forest-2);letter-spacing:.16em;}
.main-nav{display:flex;align-items:center;gap:30px;font-size:15px;font-weight:600;color:var(--ink-2);}
.main-nav a{position:relative;padding:25px 0;}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:3px;border-radius:3px;
  background:var(--coral);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--forest);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--forest);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:12px;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);
  place-items:center;background:#fff;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:80;
  padding:24px;transform:translateX(105%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:10px;box-shadow:-20px 0 40px -30px rgba(15,49,40,.6);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer a{display:block;padding:12px 0;border-bottom:1px solid var(--border);font-weight:600;color:var(--ink);}
.drawer .btn{margin-top:16px;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);font-size:20px;color:var(--ink);}
.overlay{
  position:fixed;inset:0;background:rgba(15,49,40,.45);z-index:70;opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
}
.overlay.show{opacity:1;visibility:visible;}
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(680px 420px at 88% 18%,rgba(44,138,95,.16),transparent 70%),
    linear-gradient(180deg,#FAF7F1 0%,#F6F2EA 100%);
  padding:64px 0 100px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/c7102f54e3fe5560.webp');
  background-size:cover;background-position:center;opacity:.08;pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;}
.hero h1{
  font-size:clamp(32px,4.2vw,52px);line-height:1.18;font-weight:800;letter-spacing:-.02em;
  color:var(--ink);margin:18px 0 20px;
}
.hero-sub{font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:54ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;}
.hero-tags li{
  padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.8);
  border:1px solid var(--border);font-size:13px;font-weight:600;color:var(--forest);
}
.hero-media{position:relative;min-height:430px;}
.hero-media-main{
  width:84%;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);border:6px solid #fff;
}
.hero-media-main img{width:100%;height:390px;object-fit:cover;}
.hero-media-sub{
  position:absolute;right:0;bottom:-18px;width:52%;border-radius:20px;overflow:hidden;
  border:6px solid var(--paper);box-shadow:var(--shadow);
}
.hero-media-sub img{width:100%;height:190px;object-fit:cover;}
.float-card{
  position:absolute;left:-8px;bottom:28px;background:#fff;border-radius:16px;
  border:1px solid var(--border);box-shadow:var(--shadow);padding:16px 18px;min-width:168px;
}
.float-card .num{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--forest);line-height:1;}
.float-card .label{display:block;margin-top:6px;font-size:12.5px;color:var(--muted);}
.float-card .split{display:flex;gap:18px;}
.filter-section{background:var(--paper);padding:0 0 40px;}
.filter-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:22px;margin-top:-46px;position:relative;z-index:5;
  display:grid;grid-template-columns:repeat(4,1fr) auto;gap:16px;align-items:end;
}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:13px;font-weight:600;color:var(--ink);}
.field select,.field input,.field textarea{
  height:46px;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:var(--paper);padding:0 12px;font-size:14px;color:var(--ink);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:auto;min-height:110px;padding:12px;line-height:1.7;resize:vertical;}
.field select:focus,.field input:focus,.field textarea:focus{
  border-color:var(--forest-2);background:#fff;box-shadow:0 0 0 3px rgba(44,138,95,.14);
}
.filter-card .btn{height:46px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.event-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.event-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--forest-2);}
.event-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper-2);}
.event-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.event-card:hover .event-media img{transform:scale(1.04);}
.event-media .badge{position:absolute;top:12px;left:12px;}
.event-body{padding:18px 18px 16px;display:flex;flex-direction:column;gap:10px;flex:1;}
.event-body h3{font-size:17.5px;line-height:1.45;font-weight:700;color:var(--ink);}
.event-card:hover h3{color:var(--forest);}
.event-meta{display:flex;flex-direction:column;gap:4px;font-size:13.5px;color:var(--muted);}
.event-meta li::before{content:"·";margin-right:6px;color:var(--forest-2);font-weight:700;}
.event-foot{
  display:flex;align-items:center;gap:8px;margin-top:auto;padding-top:12px;
  border-top:1px dashed var(--border);font-size:12.5px;color:var(--ink-2);
}
.avatar{
  width:26px;height:26px;border-radius:50%;background:#E1F0E8;color:var(--forest);
  display:grid;place-items:center;font-size:12px;font-weight:700;flex:0 0 auto;
}
.event-count{margin-left:auto;font-family:var(--mono);font-size:12px;color:var(--forest);}
.split-block{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center;}
.split-block h2{font-size:clamp(24px,2.8vw,34px);line-height:1.25;font-weight:700;color:var(--ink);margin:14px 0 18px;}
.point-list{display:flex;flex-direction:column;gap:16px;margin:24px 0 28px;}
.point-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink-2);}
.point-list li::before{
  content:"";width:9px;height:9px;border-radius:50%;background:var(--lime);
  border:2px solid var(--forest);flex:0 0 auto;margin-top:9px;
}
.point-list strong{color:var(--ink);}
.media-tall{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:6px solid #fff;}
.media-tall img{width:100%;height:520px;object-fit:cover;}
.charity-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:36px;}
.charity-card{
  border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-md);padding:22px;
  background:rgba(255,255,255,.04);
}
.charity-card h3{font-size:17px;margin-bottom:8px;}
.charity-card p{font-size:14px;color:#C7D8D0;line-height:1.8;}
.data-bar{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px;
  padding-top:30px;border-top:1px solid rgba(255,255,255,.14);
}
.data-bar .num{
  font-family:var(--mono);font-size:clamp(28px,3vw,36px);font-weight:700;color:var(--lime);line-height:1;
}
.data-bar .label{display:block;margin-top:8px;font-size:13px;color:#BFD3CA;}
.map-layout{display:grid;grid-template-columns:1.9fr 1fr;gap:28px;align-items:stretch;}
.map-canvas{
  position:relative;border-radius:var(--radius-lg);border:1px solid var(--border);overflow:hidden;
  min-height:380px;background:
    repeating-linear-gradient(45deg,rgba(23,96,63,.05) 0 12px,transparent 12px 24px),
    linear-gradient(160deg,#EAF3EC,#F7F5EC);
  display:grid;place-items:center;
}
.map-canvas::after{
  content:"";position:absolute;inset:36px;border:2px dashed rgba(23,96,63,.28);border-radius:20px;
}
.map-note{
  position:relative;z-index:2;text-align:center;max-width:320px;padding:24px;
  background:rgba(255,255,255,.86);border:1px solid var(--border);border-radius:16px;
}
.map-note strong{display:block;color:var(--forest);font-size:16px;margin-bottom:6px;}
.map-note span{font-size:13.5px;color:var(--muted);}
.city-list{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:10px 22px;box-shadow:var(--shadow);}
.city-list li{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--border);font-size:15px;color:var(--ink);font-weight:600;}
.city-list li:last-child{border-bottom:0;}
.city-list .num{font-family:var(--mono);font-size:13px;color:var(--forest);}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  box-shadow:var(--shadow);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--forest-2);box-shadow:var(--shadow-hover);}
.news-link{display:flex;flex-direction:column;gap:10px;padding:22px;height:100%;}
.news-link h3{
  font-size:17px;line-height:1.5;color:var(--ink);font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover h3{color:var(--forest);}
.news-link p{
  font-size:14px;color:var(--ink-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:14px;font-size:12.5px;color:var(--muted);}
.news-foot time{font-family:var(--mono);letter-spacing:.02em;}
.news-foot .arrow{color:var(--coral);font-weight:700;}
.empty-state{
  border:2px dashed var(--border);border-radius:var(--radius-md);min-height:190px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:#fff;padding:32px;text-align:center;
}
.empty-state p{font-size:14px;color:var(--muted);}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;position:relative;margin-top:44px;}
.steps::before{
  content:"";position:absolute;top:24px;left:12%;right:12%;border-top:2px dashed var(--lime);
}
.step{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:26px;box-shadow:var(--shadow);}
.step .step-num{
  width:48px;height:48px;border-radius:50%;background:var(--forest);color:#fff;
  display:grid;place-items:center;font-family:var(--mono);font-size:18px;font-weight:700;
  margin-bottom:18px;position:relative;z-index:2;
}
.step h3{font-size:18px;color:var(--ink);margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.safety-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;}
.safety-list{display:flex;flex-direction:column;gap:18px;}
.safety-item{display:flex;gap:14px;background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 20px;}
.safety-item .check{
  width:26px;height:26px;border-radius:50%;background:#FBE6DB;color:var(--coral);
  display:grid;place-items:center;font-size:13px;font-weight:800;flex:0 0 auto;margin-top:2px;
}
.safety-item h4{font-size:16px;color:var(--ink);margin-bottom:4px;}
.safety-item p{font-size:14px;color:var(--ink-2);line-height:1.75;}
.note-small{font-size:12.5px;color:var(--muted);margin-top:22px;}
.people-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.person-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;
  text-align:center;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.person-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--forest-2);}
.person-avatar{
  width:68px;height:68px;border-radius:50%;margin:0 auto 14px;
  background:linear-gradient(140deg,#E1F0E8,#F4E7D8);border:1px solid var(--border);
  display:grid;place-items:center;font-family:var(--mono);font-size:22px;color:var(--forest);font-weight:700;
}
.person-card h3{font-size:17px;color:var(--ink);margin-bottom:4px;}
.person-card .skill{font-size:13.5px;color:var(--muted);margin-bottom:12px;}
.plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.plan-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow);}
.plan-card.dark-card{background:var(--dark);border-color:var(--dark);color:#DDEAE3;}
.plan-card.dark-card h3,.plan-card.dark-card .plan-price{color:#fff;}
.plan-card h3{font-size:20px;color:var(--ink);margin-bottom:6px;}
.plan-price{font-family:var(--mono);font-size:34px;font-weight:700;color:var(--forest);line-height:1.1;margin:16px 0 6px;}
.plan-price small{font-family:var(--font);font-size:13px;font-weight:500;color:var(--muted);margin-left:6px;}
.plan-card.dark-card .plan-price small{color:#A9C4B8;}
.plan-list{display:flex;flex-direction:column;gap:10px;margin:18px 0 24px;font-size:14.5px;}
.plan-list li{display:flex;gap:10px;align-items:flex-start;}
.plan-list li::before{content:"✓";color:var(--forest-2);font-weight:800;flex:0 0 auto;}
.plan-card.dark-card .plan-list li::before{color:var(--lime);}
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.tip-card{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius-md);padding:26px;}
.tip-icon{
  width:52px;height:52px;border-radius:50%;border:1.5px solid var(--forest-2);
  display:grid;place-items:center;color:var(--forest);font-family:var(--mono);font-weight:700;
  margin-bottom:16px;background:#fff;
}
.tip-card h3{font-size:17px;color:var(--ink);margin-bottom:8px;}
.tip-card p{font-size:14px;color:var(--ink-2);line-height:1.8;}
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:48px;}
.faq-list{display:flex;flex-direction:column;border-top:1px solid var(--border);}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .plus{
  width:28px;height:28px;border-radius:50%;border:1px solid var(--border);background:#fff;
  display:grid;place-items:center;font-size:16px;color:var(--forest);flex:0 0 auto;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item[open] summary .plus{transform:rotate(45deg);background:var(--forest);color:#fff;border-color:var(--forest);}
.faq-item p{padding:0 0 20px;font-size:15px;line-height:1.9;color:var(--ink-2);max-width:64ch;}
.join-section{position:relative;overflow:hidden;background:var(--dark);}
.join-section::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/1d5c0dfa6319ef9b.webp');
  background-size:cover;background-position:center;opacity:.14;
}
.join-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.join-copy h2{font-size:clamp(26px,3vw,36px);color:#fff;line-height:1.3;margin:14px 0 16px;}
.join-copy p{color:#C7D8D0;font-size:15.5px;max-width:46ch;}
.join-points{display:flex;flex-direction:column;gap:12px;margin-top:26px;}
.join-points li{display:flex;gap:10px;color:#DDEAE3;font-size:14.5px;}
.join-points li::before{content:"◆";color:var(--lime);font-size:9px;margin-top:8px;}
.contact-line{margin-top:26px;font-size:13.5px;color:#A9C4B8;}
.contact-line strong{color:#fff;font-weight:600;}
.join-form{
  background:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:0 30px 60px -40px rgba(0,0,0,.6);
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
}
.join-form .field-full{grid-column:1/-1;}
.join-form .field label{color:var(--ink);}
.join-form .field select,.join-form .field input,.join-form .field textarea{background:var(--paper);}
.checkbox-row{grid-column:1/-1;display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);line-height:1.7;}
.checkbox-row input{width:18px;height:18px;margin-top:3px;accent-color:var(--forest);}
.join-form .btn{grid-column:1/-1;margin-top:4px;}
.form-hint{grid-column:1/-1;font-size:12.5px;color:var(--muted);}
.footer-cta{background:var(--forest);color:#fff;padding:56px 0;}
.footer-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.footer-cta h2{font-size:clamp(22px,2.6vw,30px);color:#fff;margin-bottom:8px;}
.footer-cta p{color:#D3E7DC;font-size:14.5px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.site-footer{background:var(--dark);color:#BFD3CA;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:var(--lime);}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:16px;max-width:30ch;color:#A9C4B8;}
.footer-col h3{font-size:14px;color:#fff;font-weight:700;letter-spacing:.06em;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;font-size:14px;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-col li{color:#A9C4B8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:22px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#8FA99D;
}
.footer-bottom .tips{color:#8FA99D;}
@media (max-width:1199px){
  .grid-4{grid-template-columns:repeat(3,1fr);}
  .people-grid{grid-template-columns:repeat(4,1fr);}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .hero{padding:52px 0 84px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-media{min-height:0;}
  .hero-media-main{width:100%;}
  .hero-media-main img{height:330px;}
  .hero-media-sub{display:none;}
  .float-card{left:16px;bottom:-26px;}
  .filter-card{grid-template-columns:1fr 1fr;margin-top:-34px;}
  .filter-card .btn{grid-column:1/-1;}
  .grid-4,.grid-3,.news-grid,.charity-grid,.tips-grid,.people-grid{grid-template-columns:repeat(2,1fr);}
  .split-block,.safety-layout,.faq-layout,.join-grid{grid-template-columns:1fr;gap:36px;}
  .media-tall img{height:420px;}
  .map-layout{grid-template-columns:1fr;}
  .map-canvas{min-height:300px;}
  .plan-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;gap:20px;}
  .steps::before{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .main-nav{display:none;}
  .header-actions .btn{display:none;}
  .menu-toggle{display:grid;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .container{padding:0 20px;}
  .topbar-right{gap:12px;}
  .topbar-left{font-size:11.5px;}
  .header-inner{min-height:70px;}
  .hero h1{font-size:clamp(30px,7vw,40px);}
  .hero-sub{font-size:15.5px;}
  .hero-tags{gap:8px;}
  .hero-media-main img{height:260px;}
  .float-card{padding:12px 14px;min-width:146px;}
  .float-card .num{font-size:25px;}
  .grid-4,.grid-3,.news-grid,.charity-grid,.tips-grid,.people-grid,.grid-2{grid-template-columns:1fr;}
  .filter-card{grid-template-columns:1fr;padding:18px;}
  .filter-card .btn{grid-column:auto;}
  .join-form{grid-template-columns:1fr;padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-cta-inner{align-items:flex-start;}
  .data-bar{grid-template-columns:1fr;}
  .data-bar .num{font-size:30px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-bottom{font-size:12px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .btn{padding:13px 20px;}
  .hero-media-main img{height:220px;}
  .media-tall img{height:320px;}
  .section-head{gap:14px;}
  .section-head h2{font-size:23px;}
  .event-body h3{font-size:16.5px;}
  .faq-item summary{font-size:15.5px;}
  .topbar-right a:last-child{display:none;}
}

/* roulang page: article */
:root{
  --forest:#17603F;
  --forest-2:#2C8A5F;
  --dark:#0F3128;
  --coral:#E47340;
  --coral-dark:#D0602F;
  --lime:#C9F26B;
  --paper:#FAF7F1;
  --paper-2:#F2EDE3;
  --white:#FFFFFF;
  --ink:#14211B;
  --ink-2:#44554C;
  --muted:#7A8B81;
  --border:#E3DCCF;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 1px 2px rgba(15,49,40,.06),0 10px 28px -14px rgba(15,49,40,.22);
  --shadow-hover:0 2px 4px rgba(15,49,40,.08),0 18px 40px -18px rgba(15,49,40,.30);
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --mono:ui-monospace,"DIN Alternate",monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:3px solid rgba(228,115,64,.4);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--forest);
}
.eyebrow::before{content:"◆";font-size:9px;color:var(--coral);}
.bg-dark .eyebrow{color:var(--lime);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:44px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(24px,2.8vw,34px);line-height:1.25;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
.section-head p{max-width:56ch;margin-top:10px;font-size:15px;color:var(--ink-2);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
  line-height:1;border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 22px -12px rgba(228,115,64,.7);}
.btn-primary:hover{background:var(--coral-dark);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:var(--forest);color:var(--forest);background:transparent;}
.btn-ghost:hover{background:var(--forest);color:#fff;}
.btn-light{background:#fff;color:var(--forest);}
.btn-light:hover{background:var(--paper-2);transform:translateY(-1px);}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-outline-light:hover{background:#fff;color:var(--forest);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-block{width:100%;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-coral{background:#FBE6DB;color:#B14A1D;}
.badge-soft{background:var(--paper-2);color:var(--ink-2);}
.badge-forest{background:#E1F0E8;color:var(--forest);}
.badge-lime{background:rgba(201,242,107,.16);color:var(--lime);border:1px solid rgba(201,242,107,.4);}
/* header */
.topbar{background:var(--dark);color:#DDEAE3;font-size:12.5px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:8px;letter-spacing:.04em;}
.topbar-left::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-right a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:42px;height:42px;border-radius:12px;background:#EAF3EC;display:grid;place-items:center;flex:0 0 auto;}
.brand-mark svg{width:28px;height:28px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:12px;font-weight:500;color:var(--forest-2);letter-spacing:.16em;}
.main-nav{display:flex;align-items:center;gap:30px;font-size:15px;font-weight:600;color:var(--ink-2);}
.main-nav a{position:relative;padding:25px 0;}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:3px;border-radius:3px;
  background:var(--coral);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--forest);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--forest);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:12px;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);
  place-items:center;background:#fff;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:80;
  padding:24px;transform:translateX(105%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:10px;box-shadow:-20px 0 40px -30px rgba(15,49,40,.6);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer a{display:block;padding:12px 0;border-bottom:1px solid var(--border);font-weight:600;color:var(--ink);}
.drawer .btn{margin-top:16px;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);display:grid;place-items:center;font-size:18px;color:var(--ink-2);}
.drawer-mask{position:fixed;inset:0;background:rgba(15,49,40,.45);z-index:70;opacity:0;visibility:hidden;transition:opacity .25s ease;}
.drawer-mask.show{opacity:1;visibility:visible;}
/* 文章标题带 */
.article-hero{background:var(--paper-2);padding:56px 0 52px;border-bottom:1px solid var(--border);}
.hero-inner{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px;align-items:center;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap;margin-bottom:18px;}
.breadcrumb .sep{color:#BFC8C1;}
.breadcrumb a:hover{color:var(--forest);}
.article-hero h1{
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.32;font-weight:800;color:var(--ink);letter-spacing:-.02em;
  margin:14px 0 20px;
}
.meta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13.5px;color:var(--muted);}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#BFC8C1;}
.meta-row .mono{font-family:var(--mono);}
.hero-thumb{
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
  background:#fff;aspect-ratio:4/3;
}
.hero-thumb img{width:100%;height:100%;object-fit:cover;}
/* 安全提示条 */
.safety-strip{background:var(--white);border-bottom:1px solid var(--border);padding:18px 0;}
.safety-strip-inner{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:14px;color:var(--ink-2);
}
.safety-strip-inner .mark{
  width:28px;height:28px;border-radius:50%;background:#E1F0E8;color:var(--forest);
  display:grid;place-items:center;font-size:14px;font-weight:800;flex:0 0 auto;
}
.safety-strip-inner strong{color:var(--ink);}
.safety-strip-inner .strip-tags{display:flex;gap:8px;flex-wrap:wrap;margin-left:auto;}
/* 正文区 */
.article-main{background:var(--paper);padding:64px 0 96px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start;}
.article-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:44px 48px;
}
.article-body{font-size:16.5px;line-height:1.95;color:var(--ink-2);max-width:760px;}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;padding-left:18px;font-size:24px;line-height:1.45;font-weight:700;
  color:var(--ink);margin:2em 0 .8em;letter-spacing:-.01em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.26em;bottom:.26em;width:4px;
  border-radius:4px;background:var(--forest);
}
.article-body h3{font-size:19px;line-height:1.55;font-weight:700;color:var(--ink);margin:1.7em 0 .6em;}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:1.4em 0 .5em;}
.article-body p{margin:0 0 1.2em;}
.article-body a{color:var(--forest);text-decoration:underline;text-underline-offset:4px;}
.article-body a:hover{color:var(--forest-2);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:0;}
.article-body ul{list-style:none;}
.article-body ul > li{position:relative;padding-left:22px;margin-bottom:.55em;}
.article-body ul > li::before{
  content:"";position:absolute;left:2px;top:.78em;width:7px;height:7px;border-radius:50%;
  background:var(--forest-2);
}
.article-body ol{list-style:none;counter-reset:art-ol;}
.article-body ol > li{position:relative;padding-left:32px;margin-bottom:.6em;counter-increment:art-ol;}
.article-body ol > li::before{
  content:counter(art-ol);position:absolute;left:0;top:.35em;
  width:22px;height:22px;border-radius:50%;background:#E1F0E8;color:var(--forest);
  font-size:12px;font-weight:700;display:grid;place-items:center;font-family:var(--mono);
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--paper-2);
  border-left:3px solid var(--coral);border-radius:0 12px 12px 0;color:var(--ink);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:1.4em 0;height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figure img{margin:0 0 10px;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--muted);}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.2em 0;}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 14px;text-align:left;}
.article-body th{background:var(--paper-2);color:var(--ink);font-weight:700;}
.article-body hr{border:0;border-top:1px dashed var(--border);margin:2em 0;}
.article-body code{
  font-family:var(--mono);font-size:14px;background:var(--paper-2);
  padding:2px 6px;border-radius:6px;color:var(--forest);
}
.empty-state{
  border:2px dashed var(--border);border-radius:var(--radius-md);
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:32px;color:var(--muted);
}
.empty-state strong{font-size:18px;color:var(--ink);font-weight:700;}
/* 要点回顾 */
.key-points{
  margin-top:40px;background:var(--paper-2);border-radius:var(--radius-md);
  padding:28px 30px;max-width:760px;
}
.key-points h2{font-size:19px;font-weight:700;color:var(--ink);margin-bottom:16px;}
.key-points ol{list-style:none;counter-reset:kp;margin:0;padding:0;}
.key-points li{
  position:relative;padding-left:34px;margin-bottom:12px;font-size:15px;
  line-height:1.8;color:var(--ink-2);counter-increment:kp;
}
.key-points li:last-child{margin-bottom:0;}
.key-points li::before{
  content:counter(kp);position:absolute;left:0;top:.18em;width:22px;height:22px;
  border-radius:6px;background:var(--forest);color:#fff;font-family:var(--mono);
  font-size:12px;font-weight:700;display:grid;place-items:center;
}
/* 标签与分享 */
.tag-share{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  flex-wrap:wrap;margin-top:34px;padding-top:26px;border-top:1px solid var(--border);
  max-width:760px;
}
.tag-list{display:flex;gap:8px;flex-wrap:wrap;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:var(--paper-2);color:var(--ink-2);font-size:13px;font-weight:600;
  transition:background .2s ease,color .2s ease;
}
.tag:hover{background:#E1F0E8;color:var(--forest);}
.share-row{display:flex;align-items:center;gap:10px;}
.share-row span{font-size:13px;color:var(--muted);}
.share-btn{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--border);
  display:grid;place-items:center;color:var(--forest);font-size:13px;font-weight:700;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.share-btn:hover{background:var(--forest);color:#fff;border-color:var(--forest);transform:translateY(-2px);}
/* 侧栏 */
.side-stack{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px;}
.side-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:24px;box-shadow:var(--shadow);
}
.side-card h3{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--coral);}
.author-top{display:flex;align-items:center;gap:14px;margin-bottom:14px;}
.author-avatar{
  width:52px;height:52px;border-radius:50%;background:#E1F0E8;color:var(--forest);
  display:grid;place-items:center;font-weight:800;font-size:18px;flex:0 0 auto;
}
.author-top strong{display:block;font-size:15px;color:var(--ink);font-weight:700;}
.author-top span{font-size:12.5px;color:var(--muted);}
.side-card p{font-size:14px;line-height:1.8;color:var(--ink-2);}
.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;font-size:14px;line-height:1.65;}
.hot-list .num{
  font-family:var(--mono);font-size:12px;font-weight:700;color:var(--forest);
  background:#E1F0E8;border-radius:6px;padding:2px 6px;flex:0 0 auto;margin-top:2px;
}
.hot-list a:hover{color:var(--forest);}
.side-cta{background:var(--forest);color:#fff;border:0;}
.side-cta h3{color:#fff;}
.side-cta h3::before{background:var(--lime);}
.side-cta p{color:rgba(255,255,255,.86);margin-bottom:18px;}
/* 相关阅读 */
.related{background:var(--white);padding:96px 0;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.related-card{
  display:flex;flex-direction:column;gap:10px;background:var(--paper);
  border:1px solid var(--border);border-radius:var(--radius-md);padding:26px;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.related-card:hover{border-color:var(--forest-2);box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.related-card h3{font-size:17px;line-height:1.5;font-weight:700;color:var(--ink);transition:color .2s ease;}
.related-card:hover h3{color:var(--forest);}
.related-card p{font-size:14px;line-height:1.8;color:var(--ink-2);}
.related-card .foot{
  margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--muted);font-family:var(--mono);
}
.related-card .arrow{font-family:var(--font);font-weight:700;color:var(--forest);}
/* 上下篇 */
.post-nav{background:var(--paper-2);padding:64px 0;}
.post-nav-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.post-nav-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  padding:22px 26px;display:flex;flex-direction:column;gap:6px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.post-nav-card:hover{border-color:var(--forest-2);box-shadow:var(--shadow);}
.post-nav-card span{font-size:12.5px;color:var(--muted);letter-spacing:.08em;}
.post-nav-card strong{font-size:16px;color:var(--ink);font-weight:700;line-height:1.55;}
.post-nav-back{text-align:center;margin-top:26px;font-size:14px;}
.post-nav-back a{color:var(--forest);font-weight:700;border-bottom:2px solid var(--lime);padding-bottom:2px;}
.post-nav-back a:hover{color:var(--forest-2);}
/* 收尾 CTA */
.cta-band{background:var(--forest);padding:72px 0;color:#fff;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.01em;}
.cta-inner p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.86);}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
/* footer */
.site-footer{background:var(--dark);color:#CFDDD6;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:var(--lime);}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:#A9BDB4;max-width:34ch;}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;font-weight:700;}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px;font-size:14px;color:#A9BDB4;}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.14);margin-top:44px;padding-top:22px;
  font-size:13px;color:#8FA69C;
}
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:28px;}
  .article-card{padding:36px 32px;}
  .hero-inner{grid-template-columns:minmax(0,1fr) 220px;gap:32px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .menu-toggle{display:grid;}
  .header-actions .btn{display:none;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .side-stack{position:static;flex-direction:row;flex-wrap:wrap;}
  .side-stack > *{flex:1 1 300px;}
  .hero-inner{grid-template-columns:minmax(0,1fr);}
  .hero-thumb{max-width:420px;}
  .second{padding:72px;}
  .section,.related{padding:72px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section,.article-main,.related,.post-nav,.cta-band{padding:56px 0;}
  .article-hero{padding:40px 0;}
  .article-card{padding:28px 22px;border-radius:var(--radius-md);}
  .article-body{font-size:16px;line-height:1.9;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .post-nav-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .safety-strip-inner .strip-tags{margin-left:0;}
  .key-points{padding:22px;}
  .tag-share{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .brand-text strong{font-size:16px;}
  .article-hero h1{font-size:24px;line-height:1.4;}
  .meta-row{font-size:12.5px;}
  .stat,.topbar-right a:first-child{display:none;}
  .btn{padding:13px 22px;font-size:14px;}
}

/* roulang page: category1 */
:root{
  --forest:#17603F;
  --forest-2:#2C8A5F;
  --dark:#0F3128;
  --coral:#E47340;
  --coral-dark:#D0602F;
  --lime:#C9F26B;
  --paper:#FAF7F1;
  --paper-2:#F2EDE3;
  --white:#FFFFFF;
  --ink:#14211B;
  --ink-2:#44554C;
  --muted:#7A8B81;
  --border:#E3DCCF;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 1px 2px rgba(15,49,40,.06),0 10px 28px -14px rgba(15,49,40,.22);
  --shadow-hover:0 2px 4px rgba(15,49,40,.08),0 18px 40px -18px rgba(15,49,40,.30);
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --mono:ui-monospace,"DIN Alternate",monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--forest-2);}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:3px solid rgba(228,115,64,.45);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.bg-paper{background:var(--paper);}
.bg-paper2{background:var(--paper-2);}
.bg-white{background:var(--white);}
.bg-dark{background:var(--dark);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--forest);
}
.eyebrow::before{content:"◆";font-size:9px;color:var(--coral);}
.bg-dark .eyebrow{color:var(--lime);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:44px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(24px,2.8vw,34px);line-height:1.25;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
.section-head p{max-width:56ch;margin-top:10px;font-size:15px;color:var(--ink-2);}
.bg-dark .section-head h2{color:#fff;}
.bg-dark .section-head p{color:#C7D8D0;}
.section-head .head-link{font-size:14px;font-weight:700;color:var(--forest);white-space:nowrap;border-bottom:2px solid var(--lime);padding-bottom:2px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;line-height:1;
  border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 22px -12px rgba(228,115,64,.7);}
.btn-primary:hover{background:var(--coral-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:var(--forest);color:var(--forest);background:transparent;}
.btn-ghost:hover{background:var(--forest);color:#fff;}
.btn-light{background:#fff;color:var(--forest);}
.btn-light:hover{background:var(--paper-2);color:var(--forest);transform:translateY(-1px);}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-outline-light:hover{background:#fff;color:var(--forest);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-block{width:100%;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-coral{background:#FBE6DB;color:#B14A1D;}
.badge-soft{background:var(--paper-2);color:var(--ink-2);}
.badge-forest{background:#E1F0E8;color:var(--forest);}
.badge-lime{background:rgba(201,242,107,.16);color:var(--lime);border:1px solid rgba(201,242,107,.4);}
.topbar{background:var(--dark);color:#DDEAE3;font-size:12.5px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:8px;letter-spacing:.04em;}
.topbar-left::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-right a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.97);backdrop-filter:blur(6px);border-bottom:1px solid var(--border);}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:42px;height:42px;border-radius:12px;background:#EAF3EC;display:grid;place-items:center;flex:0 0 auto;}
.brand-mark svg{width:28px;height:28px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:12px;font-weight:500;color:var(--forest-2);letter-spacing:.16em;}
.main-nav{display:flex;align-items:center;gap:30px;font-size:15px;font-weight:600;color:var(--ink-2);}
.main-nav a{position:relative;padding:25px 0;}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:3px;border-radius:3px;
  background:var(--coral);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--forest);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--forest);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:12px;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);place-items:center;background:#fff;}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:90;
  padding:24px;transform:translateX(105%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:10px;box-shadow:-20px 0 40px -30px rgba(15,49,40,.6);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer a{display:block;padding:12px 0;border-bottom:1px solid var(--border);font-weight:600;color:var(--ink);}
.drawer .btn{margin-top:16px;color:#fff;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);font-size:18px;color:var(--ink);}
.drawer-mask{position:fixed;inset:0;background:rgba(15,49,40,.42);opacity:0;pointer-events:none;transition:opacity .28s ease;z-index:85;}
.drawer-mask.show{opacity:1;pointer-events:auto;}

/* ===== 分类页专属 ===== */
.cat-head{position:relative;background:var(--paper-2);border-bottom:1px solid var(--border);padding:52px 0 64px;overflow:hidden;}
.cat-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(135deg,rgba(23,96,63,.045) 0 2px,transparent 2px 12px);
  opacity:.9;
}
.cat-head-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 312px;gap:48px;align-items:end;}
.crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap;}
.crumbs a:hover{color:var(--forest);}
.crumbs span.sep{color:var(--border);}
.cat-head h1{font-size:clamp(30px,3.6vw,46px);line-height:1.2;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.cat-head h1 em{font-style:normal;color:var(--forest);}
.cat-desc{margin-top:16px;max-width:62ch;font-size:15.5px;line-height:1.85;color:var(--ink-2);}
.cat-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--border);font-size:13.5px;font-weight:600;color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.tag:hover{border-color:var(--forest-2);color:var(--forest);transform:translateY(-1px);}
.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;box-shadow:var(--shadow);}
.stat-card .stat-row{display:flex;align-items:baseline;gap:10px;}
.stat-card .num{font-family:var(--mono);font-size:34px;font-weight:700;color:var(--forest);line-height:1;}
.stat-card .unit{font-size:13.5px;color:var(--muted);}
.stat-card .stat-label{font-size:13px;color:var(--ink-2);margin-top:6px;}
.stat-card hr{border:0;border-top:1px dashed var(--border);margin:18px 0;}
.stat-card .stat-note{font-size:13px;color:var(--muted);line-height:1.7;}

.filter-bar{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow);padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.filter-chips{display:flex;gap:10px;flex-wrap:wrap;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;
  border:1px solid var(--border);background:var(--paper);font-size:14px;font-weight:600;color:var(--ink-2);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{border-color:var(--forest-2);color:var(--forest);}
.chip.is-active{background:var(--forest);border-color:var(--forest);color:#fff;}
.filter-right{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);}
.filter-right select{
  height:36px;border-radius:999px;border:1px solid var(--border);background:#fff;
  padding:0 14px;font-size:13.5px;color:var(--ink-2);
}
.filter-right select:focus{border-color:var(--forest-2);outline:none;box-shadow:0 0 0 3px rgba(44,138,95,.16);}

.activity-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.activity-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow);
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.activity-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:var(--forest-2);}
.thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper-2);}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.activity-card:hover .thumb img{transform:scale(1.04);}
.thumb .badge{position:absolute;top:12px;left:12px;}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:17px;line-height:1.5;font-weight:700;color:var(--ink);}
.activity-card:hover .card-body h3{color:var(--forest);}
.meta-list{display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:var(--ink-2);}
.meta-list li{display:flex;gap:8px;align-items:flex-start;line-height:1.6;}
.meta-list .k{color:var(--muted);flex:0 0 auto;}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--muted);
}
.person{display:flex;align-items:center;gap:8px;min-width:0;}
.avatar{width:26px;height:26px;border-radius:50%;background:#E1F0E8;color:var(--forest);display:grid;place-items:center;font-size:12px;font-weight:700;flex:0 0 auto;}
.person span.name{color:var(--ink-2);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.list-more{display:flex;justify-content:center;margin-top:44px;}

.mech{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:56px;align-items:start;}
.mech h2{font-size:clamp(24px,2.8vw,34px);line-height:1.25;font-weight:700;color:var(--ink);margin-bottom:22px;}
.mech-item{margin-bottom:26px;}
.mech-item h3{font-size:19px;line-height:1.5;font-weight:700;color:var(--ink);margin-bottom:8px;position:relative;padding-left:16px;}
.mech-item h3::before{content:"";position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:50%;background:var(--coral);}
.mech-item p{font-size:15.5px;line-height:1.85;color:var(--ink-2);}
.mech-figure img{border-radius:var(--radius-lg);box-shadow:var(--shadow);width:100%;height:auto;object-fit:cover;}
.point-stack{display:grid;gap:14px;margin-top:22px;}
.point-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 18px;box-shadow:var(--shadow);}
.point-card strong{display:block;font-size:15px;font-weight:700;color:var(--forest);margin-bottom:4px;}
.point-card p{font-size:13.5px;line-height:1.7;color:var(--ink-2);margin:0;}

.safety-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.safety-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-md);padding:22px 20px;
}
.safety-card .dot{width:34px;height:34px;border-radius:50%;border:1px solid rgba(201,242,107,.5);display:grid;place-items:center;color:var(--lime);font-weight:700;font-size:14px;margin-bottom:14px;}
.safety-card h3{font-size:16px;font-weight:700;color:#fff;margin-bottom:8px;}
.safety-card p{font-size:13.5px;line-height:1.75;color:#C7D8D0;}
.safety-note{margin-top:26px;font-size:13px;color:#9CB6AB;}

.faq-list{display:grid;gap:0;border-top:1px solid var(--border);}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--border);display:grid;place-items:center;color:var(--forest);font-size:16px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.faq-item[open] summary::after{content:"−";background:var(--forest);border-color:var(--forest);color:#fff;}
.faq-item .answer{padding:0 0 24px;font-size:15px;line-height:1.9;color:var(--ink-2);max-width:74ch;}

.cms-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.cms-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.cms-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:var(--forest-2);}
.cms-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.cms-date{font-family:var(--mono);font-size:12.5px;color:var(--muted);}
.cms-card h3{font-size:16.5px;line-height:1.55;font-weight:700;color:var(--ink);}
.cms-card:hover h3{color:var(--forest);}
.cms-card p{font-size:14px;line-height:1.8;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-link{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--forest);display:inline-flex;align-items:center;gap:6px;}
.empty-state{
  border:2px dashed var(--border);border-radius:var(--radius-md);min-height:180px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;padding:32px;color:var(--muted);font-size:14.5px;
}

.cta-band{background:var(--forest);padding:72px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;font-size:clamp(24px,2.8vw,32px);line-height:1.3;font-weight:700;}
.cta-inner p{color:#D6E8DF;font-size:15px;margin-top:10px;max-width:52ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

.site-footer{background:var(--dark);color:#C7D8D0;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:var(--lime);}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9C1B7;max-width:34ch;}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;font-size:14px;color:#A9C1B7;}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8FA9A0;
}

@media (max-width:1199px){
  .activity-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cms-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .safety-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .main-nav{display:none;}
  .menu-toggle{display:grid;}
  .header-inner{min-height:66px;}
  .header-actions .btn{display:none;}
  .cat-head{padding:40px 0 48px;}
  .cat-head-inner{grid-template-columns:minmax(0,1fr);gap:28px;align-items:start;}
  .stat-card{max-width:420px;}
  .mech{grid-template-columns:minmax(0,1fr);gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .activity-grid{grid-template-columns:minmax(0,1fr);}
  .cms-grid{grid-template-columns:minmax(0,1fr);}
  .safety-grid{grid-template-columns:minmax(0,1fr);}
  .topbar-right{display:none;}
  .filter-bar{padding:14px 16px;}
  .cta-band{padding:56px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .faq-item summary{font-size:16px;padding:18px 0;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  .cat-head h1{font-size:28px;}
  .cat-desc{font-size:14.5px;}
  .brand-text strong{font-size:16px;}
  .brand-mark{width:38px;height:38px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .meta-list{font-size:13px;}
}