/* roulang page: index */
:root{
  --green:#1F5C3A;
  --green-dark:#143D27;
  --green-light:#E7F0E6;
  --sand:#F4EFE3;
  --amber:#C89B3C;
  --paper:#FAF9F5;
  --white:#FFFFFF;
  --ink:#1B2A21;
  --muted:#5C6B60;
  --line:#E1E7DD;
  --radius:8px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,35,27,.06);
  --shadow-md:0 6px 18px rgba(20,35,27,.10);
  --container:1180px;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Bebas Neue","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:28px;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{color:var(--green);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--green-dark)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);letter-spacing:-.01em}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}
::selection{background:var(--green-light);color:var(--green-dark)}

.container,.container-fluid{
  width:100%;max-width:var(--container);
  margin:0 auto;padding-left:32px;padding-right:32px;
}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:22px;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  text-decoration:none;white-space:nowrap;
}
.btn-brand{background:var(--green);color:#fff;border-color:var(--green);box-shadow:var(--shadow-sm)}
.btn-brand:hover{background:var(--green-dark);border-color:var(--green-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-brand:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--green);border-color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--green);border-color:transparent;padding-left:4px;padding-right:4px;border-bottom:2px solid var(--amber);border-radius:0}
.btn-ghost:hover{color:var(--green-dark);border-bottom-color:var(--green-dark)}
.btn-sm{padding:8px 18px;font-size:14px;line-height:20px}
.btn-block{width:100%}

.badge-key,.badge-scene,.badge-safe{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:18px;font-weight:500;
  padding:4px 12px;border-radius:var(--radius-pill);
  white-space:nowrap;
}
.badge-key{background:var(--green);color:#EEF6EC}
.badge-scene{background:var(--sand);color:var(--ink);border:1px solid #E4DCC9}
.badge-safe{background:#fff;color:var(--green);border:1px solid var(--green)}
.badge-key svg,.badge-safe svg{width:13px;height:13px;flex:none}

.section{padding:88px 0;position:relative}
.section-paper{background:var(--paper);border-bottom:1px solid var(--line)}
.section-sand{background:var(--sand);border-bottom:1px solid #E6DFCC}
.section-dark{background:var(--green-dark);color:#E8F1E6;border-bottom:1px solid #0F2E1D}
.section-white{background:#fff;border-bottom:1px solid var(--line)}
.section-grid::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px);
}
.section-dark.section-grid::before{
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 64px);
}
.section > .container{position:relative;z-index:1}

.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-title{font-size:30px;line-height:38px;font-weight:700}
.section-title::after{content:"";display:block;width:48px;height:3px;background:var(--amber);margin-top:14px;border-radius:2px}
.section-head.center .section-title::after{margin-left:auto;margin-right:auto}
.section-desc{margin-top:16px;color:var(--muted);font-size:15px;line-height:26px}
.section-dark .section-title,.section-dark h2,.section-dark h3,.section-dark h4{color:#F2F8F0}
.section-dark .section-desc{color:#B9CDBB}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--green);background:var(--green-light);padding:4px 12px;border-radius:var(--radius-pill);margin-bottom:14px}
.section-dark .eyebrow{background:rgba(255,255,255,.10);color:#D9EADA}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  overflow:hidden;
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}

.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 8px rgba(20,35,27,.08)}
.brand-row{border-bottom:1px solid var(--line);transition:padding .2s ease}
.brand-row-inner{display:flex;align-items:center;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--green)}
.brand:hover{color:var(--green-dark)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;color:var(--green);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.brand-text em{font-style:normal;font-size:12px;color:var(--green);letter-spacing:.06em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:10px 14px;font-size:15px;font-weight:500;color:var(--ink);
  border-radius:var(--radius-btn);
}
.main-nav .nav-link:hover{color:var(--green);background:var(--green-light)}
.main-nav .nav-link.is-active{color:var(--green);font-weight:700}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--amber);border-radius:2px;
}
.brand-row-actions{display:flex;align-items:center;gap:12px;flex:none}
.nav-search{
  display:flex;align-items:center;gap:6px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:5px 6px 5px 14px;width:212px;transition:border-color .18s ease,background .18s ease;
}
.nav-search:focus-within{border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(200,155,60,.18)}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;line-height:20px}
.nav-search input::placeholder{color:#93A398}
.nav-search button{
  border:0;background:var(--green);color:#fff;border-radius:var(--radius-pill);
  width:28px;height:28px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex:none;
  transition:background .18s ease;
}
.nav-search button:hover{background:var(--green-dark)}
.nav-toggle{
  display:none;border:1px solid var(--line);background:#fff;border-radius:var(--radius-btn);
  width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer;color:var(--green);
}
.trend-row{background:var(--green-light);transition:max-height .2s ease,opacity .2s ease,padding .2s ease;overflow:hidden;max-height:48px}
.trend-inner{display:flex;align-items:center;gap:14px;min-height:40px;font-size:13px;color:#33553F}
.trend-label{font-weight:700;color:var(--green);flex:none}
.trend-tags{display:flex;gap:8px;flex-wrap:wrap;flex:1 1 auto}
.trend-tags a{
  background:#fff;color:#33553F;border:1px solid #CFDDCD;border-radius:var(--radius-pill);
  padding:2px 12px;font-size:13px;line-height:20px;transition:all .18s ease;
}
.trend-tags a:hover{background:var(--green);color:#fff;border-color:var(--green)}
.trend-live{flex:none;color:#5C7462;font-size:13px;white-space:nowrap}
.site-header.is-scrolled .trend-row{max-height:0;opacity:0}
.site-header.is-scrolled .brand-row-inner{min-height:56px}
.site-header.is-scrolled .brand-text em{display:none}
.site-header.is-scrolled .nav-search{width:40px;padding:5px;justify-content:center}
.site-header.is-scrolled .nav-search input{display:none}

.offcanvas{border-left:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:17px;font-weight:700;color:var(--green)}
.mobile-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.mobile-nav a{padding:12px 14px;border-radius:var(--radius-btn);color:var(--ink);font-weight:500;border:1px solid transparent}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--green-light);color:var(--green);border-color:#CFDDCD}
.btn-close{filter:none}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(135deg,rgba(231,240,230,.85) 0%,rgba(250,249,245,0) 58%),
    var(--paper);
  border-bottom:1px solid var(--line);
  padding:76px 0 80px;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.045) 0 1px,transparent 1px 72px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.045) 0 1px,transparent 1px 72px);
}
.hero .container{position:relative;z-index:1}
.hero-inner{max-width:820px;margin:0 auto;text-align:center}
.hero h1{
  font-size:40px;line-height:50px;font-weight:700;letter-spacing:-.01em;margin:18px 0 20px;
}
.hero-lead{font-size:16px;line-height:28px;color:var(--muted);max-width:720px;margin:0 auto 28px}
.hero-search{
  display:flex;align-items:center;gap:8px;max-width:620px;margin:0 auto;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:8px 8px 8px 20px;box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.hero-search:focus-within{border-color:var(--green);box-shadow:0 0 0 4px rgba(200,155,60,.16)}
.hero-search input{flex:1 1 auto;border:0;background:transparent;outline:none;font-size:15px;line-height:24px;min-width:0}
.hero-search input::placeholder{color:#98A79C}
.hero-search .btn{flex:none}
.hero-chips{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin:20px auto 0;max-width:760px}
.hero-chips .chips-label{font-size:13px;color:var(--muted);margin-right:2px}
.hero-chips a{
  font-size:13px;line-height:20px;padding:4px 12px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);color:#3F5A49;transition:all .18s ease;
}
.hero-chips a:hover{background:var(--green-light);border-color:#B9CFB8;color:var(--green-dark)}
.hero-actions{display:flex;justify-content:center;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-meta{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:26px}

/* ---------- KPI ---------- */
.kpi-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.kpi-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.kpi-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.kpi-value{font-family:var(--font-num);font-size:40px;line-height:1.1;color:var(--green);font-weight:700;letter-spacing:.01em}
.kpi-value span{font-size:18px;color:var(--amber);margin-left:2px}
.kpi-label{margin-top:8px;font-size:14px;color:var(--muted);line-height:22px}

/* ---------- 频道快览 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel-card{
  display:flex;align-items:flex-start;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.channel-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.channel-icon{
  width:42px;height:42px;flex:none;border-radius:10px;background:var(--green-light);
  display:flex;align-items:center;justify-content:center;color:var(--green);
}
.channel-card h3{font-size:16px;line-height:24px;font-weight:700;margin-bottom:4px}
.channel-card p{font-size:13px;line-height:22px;color:var(--muted);margin:0}

/* ---------- 服务矩阵 ---------- */
.service-big{
  display:grid;grid-template-columns:1.05fr .95fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.service-big:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.service-big-media{position:relative;min-height:250px;background:var(--green-light)}
.service-big-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.service-big-body{padding:30px 30px 28px}
.service-big-body h3{font-size:22px;line-height:30px;font-weight:700;margin-bottom:12px}
.service-big-body p{font-size:14px;line-height:26px;color:var(--muted);margin-bottom:16px}
.service-big.rev{grid-template-columns:.95fr 1.05fr}
.service-big.rev .service-big-media{order:2}
.service-small-stack{display:grid;gap:16px;align-content:start}
.service-small{
  display:flex;align-items:flex-start;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.service-small:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.service-small .dot{
  width:36px;height:36px;border-radius:50%;flex:none;background:var(--sand);
  display:flex;align-items:center;justify-content:center;color:var(--green-dark);
}
.service-small h4{font-size:16px;line-height:24px;font-weight:700;margin-bottom:4px}
.service-small p{font-size:13px;line-height:22px;color:var(--muted);margin:0}

/* ---------- 对比 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-card{border-radius:var(--radius);padding:30px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
.compare-card h3{font-size:20px;line-height:28px;font-weight:700;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.compare-card.bad{background:#FBF7EE;border-color:#E7DCC5}
.compare-card.good{background:#fff;border-color:#CFDDCD}
.compare-list li{display:flex;gap:10px;padding:11px 0;border-bottom:1px dashed #E2E8DE;font-size:14px;line-height:24px;color:#3F5147}
.compare-list li:last-child{border-bottom:0}
.mark{width:20px;height:20px;flex:none;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:2px}
.mark.no{background:#EFE3CE;color:#9A7322}
.mark.yes{background:var(--green-light);color:var(--green)}

/* ---------- 里程碑 ---------- */
.milestone{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;position:relative}
.milestone::before{
  content:"";position:absolute;left:6%;right:6%;top:23px;height:1px;
  background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px);
}
.ms-item{position:relative;padding:0 14px;text-align:center}
.ms-dot{
  width:46px;height:46px;border-radius:50%;margin:0 auto 16px;
  background:#fff;border:1px solid var(--line);color:var(--green);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:17px;font-weight:700;position:relative;z-index:1;
  box-shadow:var(--shadow-sm);transition:all .2s ease;
}
.ms-item:hover .ms-dot{background:var(--green);color:#fff;border-color:var(--green);transform:translateY(-2px)}
.ms-item h4{font-size:15px;line-height:23px;font-weight:700;margin-bottom:6px}
.ms-item p{font-size:13px;line-height:22px;color:var(--muted);margin:0}

/* ---------- 场景墙 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;display:flex;flex-direction:column}
.scene-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.scene-media{aspect-ratio:16/9;background:var(--green-light);overflow:hidden}
.scene-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease}
.scene-card:hover .scene-media img{transform:scale(1.03)}
.scene-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto}
.scene-body h3{font-size:17px;line-height:26px;font-weight:700}
.scene-body p{font-size:13px;line-height:22px;color:var(--muted);margin:0}

/* ---------- 会员方案 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.plan{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.plan:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.plan.recommend{border-color:var(--green);box-shadow:0 10px 28px rgba(20,35,27,.12);padding-top:40px;margin-top:-14px}
.plan-flag{
  position:absolute;top:0;left:26px;transform:translateY(-50%);
  background:var(--amber);color:#2A1F07;font-size:12px;font-weight:700;line-height:18px;
  padding:3px 12px;border-radius:var(--radius-pill);letter-spacing:.04em;
}
.plan h3{font-size:18px;line-height:26px;font-weight:700;margin-bottom:6px}
.plan .plan-sub{font-size:13px;line-height:22px;color:var(--muted);margin-bottom:18px}
.plan .price{font-family:var(--font-num);font-size:34px;line-height:1.1;color:var(--green);font-weight:700;margin-bottom:4px}
.plan .price small{font-family:var(--font-sans);font-size:13px;color:var(--muted);font-weight:400;margin-left:4px}
.plan ul{margin:18px 0 22px;border-top:1px solid var(--line);padding-top:16px}
.plan li{position:relative;padding-left:24px;font-size:14px;line-height:24px;color:#3F5147;margin-bottom:10px}
.plan li::before{
  content:"";position:absolute;left:0;top:8px;width:12px;height:12px;border-radius:3px;
  background:var(--green-light);border-left:3px solid var(--green);
}

/* ---------- 用户故事 ---------- */
.story-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.story{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);overflow:hidden;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.story:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.story::before{
  content:"";position:absolute;top:-40px;left:-40px;width:120px;height:120px;
  border:1px solid rgba(31,92,58,.14);border-radius:50%;
}
.story::after{
  content:"";position:absolute;top:-18px;left:-18px;width:76px;height:76px;
  border:1px solid rgba(200,155,60,.28);border-radius:50%;
}
.story-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;position:relative;z-index:1}
.avatar{
  width:44px;height:44px;border-radius:50%;background:var(--green-light);color:var(--green-dark);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex:none;
}
.story-name{font-size:15px;font-weight:700;line-height:22px}
.story-city{font-size:12px;color:var(--muted);line-height:18px}
.story p{font-size:14px;line-height:25px;color:#3F5147;margin:0 0 14px;position:relative;z-index:1}
.story-tags{display:flex;flex-wrap:wrap;gap:6px;position:relative;z-index:1}
.story-tags span{font-size:12px;line-height:18px;padding:2px 10px;border-radius:var(--radius-pill);background:var(--sand);color:#5B4A26}

/* ---------- 安全与实名 ---------- */
.safety-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.safety-list{counter-reset:safe;display:grid;gap:16px;margin-top:26px}
.safety-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-sm);transition:all .2s ease;
}
.safety-item:hover{border-color:var(--green);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.safety-idx{
  width:34px;height:34px;flex:none;border-radius:8px;background:var(--green-light);color:var(--green-dark);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-num);font-size:16px;font-weight:700;
}
.safety-item h4{font-size:16px;line-height:24px;font-weight:700;margin-bottom:4px}
.safety-item p{font-size:13px;line-height:22px;color:var(--muted);margin:0}
.safety-media{position:relative}
.safety-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-md)}
.safety-note{
  position:absolute;left:20px;right:20px;bottom:20px;background:rgba(20,61,39,.92);
  color:#E8F1E6;border-radius:var(--radius);padding:16px 18px;font-size:13px;line-height:22px;backdrop-filter:none;
}
.safety-note strong{color:var(--amber);font-family:var(--font-num);font-size:18px;margin-right:6px}

/* ---------- 资讯 ---------- */
.news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.news-feature{display:flex;flex-direction:column;height:100%}
.news-feature-media{display:block;aspect-ratio:16/9;background:var(--green-light);overflow:hidden}
.news-feature-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease}
.news-feature:hover .news-feature-media img{transform:scale(1.03)}
.news-feature-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.news-feature-body h3{font-size:21px;line-height:30px;font-weight:700}
.news-feature-body h3 a{color:var(--ink)}
.news-feature-body h3 a:hover{color:var(--green)}
.news-feature-body p{font-size:14px;line-height:25px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:#839286;line-height:18px;margin-top:auto}
.news-meta .dot-sep{width:3px;height:3px;border-radius:50%;background:#C3CEBF}
.news-side{display:grid;gap:14px}
.news-mini{
  display:grid;grid-template-columns:110px 1fr;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px;
  box-shadow:var(--shadow-sm);transition:all .2s ease;
}
.news-mini:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.news-mini-media{aspect-ratio:4/3;background:var(--green-light);border-radius:6px;overflow:hidden}
.news-mini-media img{width:100%;height:100%;object-fit:cover;border-radius:6px}
.news-mini-body{min-width:0}
.news-mini-body h4{font-size:14px;line-height:22px;font-weight:700;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-mini-body h4 a{color:var(--ink)}
.news-mini-body h4 a:hover{color:var(--green)}
.news-mini-body .news-meta{font-size:12px}
.empty-state{
  background:#fff;border:1px dashed #BFD3BC;border-radius:var(--radius);
  padding:40px 24px;text-align:center;color:var(--muted);font-size:14px;line-height:24px;
}
.empty-state .empty-en{font-size:13px;color:#93A398;margin:6px 0 0}
.news-more{display:flex;justify-content:center;margin-top:32px}

/* ---------- 保障条 ---------- */
.guard-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0}
.guard-item{padding:8px 24px;border-right:1px solid rgba(255,255,255,.12)}
.guard-item:last-child{border-right:0}
.guard-item .g-icon{color:var(--amber);margin-bottom:12px}
.guard-item h4{font-size:15px;line-height:23px;font-weight:700;color:#F2F8F0;margin-bottom:4px}
.guard-item p{font-size:13px;line-height:22px;color:#B9CDBB;margin:0}

/* ---------- 热词趋势 ---------- */
.topic-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.topic-list{display:grid;gap:0;border-top:1px solid var(--line)}
.topic-row{
  display:flex;align-items:center;gap:16px;padding:18px 4px;border-bottom:1px solid var(--line);
  transition:background .18s ease,padding .18s ease;
}
.topic-row:hover{background:var(--green-light);padding-left:14px;padding-right:14px}
.topic-row .t-idx{font-family:var(--font-num);font-size:18px;color:var(--amber);width:34px;flex:none}
.topic-row .t-title{flex:1 1 auto;font-size:15px;font-weight:600;color:var(--ink);line-height:24px}
.topic-row .t-count{font-size:12px;color:var(--muted);flex:none}
.topic-row .t-arrow{color:var(--green);flex:none}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{
  display:inline-block;padding:6px 14px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);color:#3F5A49;font-size:13px;line-height:20px;
  transition:all .18s ease;
}
.tag-cloud a:hover{background:var(--green);color:#fff;border-color:var(--green);transform:translateY(-2px)}
.tag-cloud a.lg{font-size:15px;padding:8px 18px}
.tag-cloud a.amber{background:#FBF3E0;border-color:#E8D6AC;color:#7A5C15}
.tag-cloud a.amber:hover{background:var(--amber);color:#2A1F07;border-color:var(--amber)}

/* ---------- FAQ ---------- */
.accordion{--bs-accordion-border-color:var(--line);--bs-accordion-border-radius:8px;--bs-accordion-inner-border-radius:8px}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--radius)!important;margin-bottom:12px;
  background:#fff;overflow:hidden;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.accordion-item:hover{border-color:#BFD3BC}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--ink);background:#fff;
  padding:18px 22px;box-shadow:none!important;border-radius:var(--radius)!important;
  line-height:26px;
}
.accordion-button::after{
  background-image:none;
  width:10px;height:10px;border-right:2px solid var(--amber);border-bottom:2px solid var(--amber);
  transform:rotate(45deg);transform-origin:center;transition:transform .22s ease;margin-top:-4px;
}
.accordion-button:not(.collapsed){background:var(--green-light);color:var(--green-dark);border-left:3px solid var(--green);padding-left:19px}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:2px}
.accordion-button:focus{border-color:var(--green)}
.accordion-body{padding:4px 22px 22px;font-size:14px;line-height:26px;color:var(--muted)}

/* ---------- 联系与下载 ---------- */
.contact-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:start}
.contact-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-sm)}
.contact-panel h3{font-size:20px;line-height:28px;font-weight:700;margin-bottom:8px}
.contact-panel .panel-sub{font-size:13px;line-height:22px;color:var(--muted);margin-bottom:22px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13px;font-weight:600;color:#3F5147}
.form-control,.form-select{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-btn);
  padding:11px 14px;font-size:14px;line-height:22px;background:var(--paper);color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.form-control::placeholder{color:#9AA99E}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(200,155,60,.22);
}
textarea.form-control{min-height:110px;resize:vertical}
.contact-side{display:grid;gap:16px}
.info-card{background:var(--green-dark);color:#E8F1E6;border-radius:var(--radius);padding:26px;border:1px solid #0F2E1D}
.info-card h4{font-size:15px;font-weight:700;color:#F2F8F0;margin-bottom:10px}
.info-card p{font-size:13px;line-height:24px;color:#B9CDBB;margin:0 0 8px}
.info-card p:last-child{margin-bottom:0}
.info-card a{color:#E8F1E6;border-bottom:1px solid rgba(200,155,60,.6)}
.info-card a:hover{color:var(--amber)}
.qr-box{
  display:flex;align-items:center;gap:18px;background:#fff;border:1px dashed #BFD3BC;
  border-radius:var(--radius);padding:20px;
}
.qr-placeholder{
  width:88px;height:88px;flex:none;border-radius:8px;background:
    repeating-linear-gradient(45deg,var(--green-light) 0 6px,#F3F8F2 6px 12px);
  border:1px solid #CFDDCD;display:flex;align-items:center;justify-content:center;
  color:var(--green-dark);font-size:12px;text-align:center;line-height:16px;
}
.qr-text h4{font-size:15px;font-weight:700;margin-bottom:6px}
.qr-text p{font-size:13px;line-height:22px;color:var(--muted);margin:0}
.form-tip{font-size:13px;line-height:22px;color:var(--green);margin-top:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-dark);color:#B9CDBB;padding:64px 0 0;border-top:1px solid #0F2E1D}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#F2F8F0}
.footer-brand .brand-text strong{color:#F2F8F0}
.footer-brand .brand-text em{color:#9CBE9F}
.footer-about{font-size:13px;line-height:24px;color:#B9CDBB;margin-bottom:16px}
.footer-safe{
  display:flex;gap:8px;align-items:flex-start;font-size:12px;line-height:20px;color:#9CBE9F;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius);padding:12px 14px;
}
.site-footer h4{font-size:14px;font-weight:700;color:#F2F8F0;margin-bottom:16px;letter-spacing:.02em}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:13px;line-height:22px;color:#B9CDBB}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
  font-size:12px;line-height:20px;color:#8FA894;
}
.footer-bottom .fb-left{display:flex;flex-wrap:wrap;gap:6px 16px}
.footer-bottom a{color:#8FA894}
.footer-bottom a:hover{color:var(--amber)}

/* ---------- 响应式 ---------- */
@media (max-width:1399px){
  .container,.container-fluid{max-width:1140px}
}
@media (max-width:1199px){
  .container,.container-fluid{max-width:100%;padding-left:24px;padding-right:24px}
  .main-nav .nav-link{padding:10px 10px;font-size:14px}
  .nav-search{width:180px}
  .hero h1{font-size:36px;line-height:46px}
  .milestone{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 0}
  .milestone::before{display:none}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kpi-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guard-bar{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 0}
  .guard-item:nth-child(2){border-right:0}
  .section{padding:72px 0}
}
@media (max-width:991px){
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:flex}
  .brand-row-inner{min-height:60px;gap:12px}
  .brand-row-actions{margin-left:auto}
  .trend-live{display:none}
  .hero{padding:56px 0 60px}
  .hero h1{font-size:32px;line-height:42px}
  .service-big,.service-big.rev{grid-template-columns:1fr}
  .service-big.rev .service-big-media{order:0}
  .service-big-media{min-height:220px;aspect-ratio:16/9}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .plan-grid{grid-template-columns:1fr;align-items:stretch}
  .plan.recommend{margin-top:0;padding-top:34px}
  .story-grid{grid-template-columns:1fr}
  .news-layout{grid-template-columns:1fr}
  .safety-layout,.topic-layout,.contact-layout,.compare-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .section{padding:64px 0}
  .section-title{font-size:26px;line-height:34px}
  .form-grid{grid-template-columns:1fr}
}
@media (max-width:767px){
  .container,.container-fluid{padding-left:16px;padding-right:16px}
  .trend-row{max-height:64px}
  .trend-inner{flex-wrap:wrap;padding:8px 0;gap:8px}
  .trend-tags{overflow-x:auto;flex-wrap:nowrap;padding-bottom:2px}
  .hero{padding:44px 0 48px}
  .hero h1{font-size:28px;line-height:36px;margin:14px 0 16px}
  .hero-lead{font-size:15px;line-height:26px}
  .hero-search{flex-direction:column;border-radius:12px;padding:14px;gap:12px;align-items:stretch}
  .hero-search input{padding:0 4px}
  .hero-search .btn{width:100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .kpi-strip,.channel-grid,.scene-grid,.guard-bar,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .kpi-value{font-size:34px}
  .milestone{grid-template-columns:1fr;gap:20px}
  .ms-item{text-align:left;display:flex;gap:16px;align-items:flex-start;padding:0}
  .ms-dot{margin:0;flex:none}
  .news-mini{grid-template-columns:96px 1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .guard-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.12);padding:0 0 18px}
  .guard-item:last-child{border-bottom:0;padding-bottom:0}
  .section{padding:48px 0}
  .section-title{font-size:23px;line-height:32px}
  .section-desc{font-size:14px;line-height:24px}
  .contact-panel{padding:22px}
  .compare-card{padding:22px}
  .safety-note{position:static;margin-top:14px;border-radius:var(--radius)}
}
@media (max-width:575px){
  .btn{width:100%}
  .btn-sm{width:auto}
  .brand-text strong{font-size:15px}
  .brand-text em{font-size:11px}
  .kpi-strip{gap:14px}
  .hero-chips a{font-size:12px}
  .qr-box{flex-direction:column;align-items:flex-start}
  .plan{padding:22px}
}

/* roulang page: article */
:root{
  --green:#1F5C3A;
  --green-dark:#143D27;
  --green-light:#E7F0E6;
  --sand:#F4EFE3;
  --amber:#C89B3C;
  --paper:#FAF9F5;
  --white:#FFFFFF;
  --ink:#1B2A21;
  --muted:#5C6B60;
  --line:#E1E7DD;
  --radius:8px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,35,27,.06);
  --shadow-md:0 6px 18px rgba(20,35,27,.10);
  --container:1180px;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Bebas Neue","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:28px;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{color:var(--green);text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease}
a:hover{color:var(--green-dark)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.container{
  width:100%;max-width:var(--container);
  margin:0 auto;padding-left:32px;padding-right:32px;
}
@media (min-width:1200px){.container{max-width:1140px}}
@media (min-width:1400px){.container{max-width:1180px;padding-left:36px;padding-right:36px}}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:22px;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  text-decoration:none;white-space:nowrap;
}
.btn-brand{background:var(--green);color:#fff;border-color:var(--green);box-shadow:var(--shadow-sm)}
.btn-brand:hover{background:var(--green-dark);border-color:var(--green-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-brand:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--green);border-color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--green);border-color:transparent;padding:8px 2px;border-bottom:2px solid var(--amber);border-radius:0}
.btn-ghost:hover{color:var(--green-dark);border-bottom-color:var(--green-dark)}
.btn-sm{padding:8px 18px;font-size:14px;line-height:20px}
.btn-block{width:100%}
.badge-key,.badge-scene,.badge-safe{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:18px;font-weight:500;
  padding:4px 12px;border-radius:var(--radius-pill);
  white-space:nowrap;
}
.badge-key{background:var(--green);color:#EEF6EC}
.badge-scene{background:var(--sand);color:var(--ink);border:1px solid #E4DCC9}
.badge-safe{background:#fff;color:var(--green);border:1px solid var(--green)}
.badge-key svg,.badge-safe svg{width:13px;height:13px;flex:none}
.section{padding:88px 0;position:relative}
.section-paper{background:var(--paper);border-bottom:1px solid var(--line)}
.section-sand{background:var(--sand);border-bottom:1px solid #E6DFCC}
.section-dark{background:var(--green-dark);color:#E8F1E6;border-bottom:1px solid #0F2E1D}
.section-white{background:#fff;border-bottom:1px solid var(--line)}
.section-grid::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px);
}
.section > .container{position:relative;z-index:1}
.section-head{max-width:760px;margin-bottom:40px}
.section-title{font-size:30px;line-height:38px;font-weight:700}
.section-title::after{content:"";display:block;width:48px;height:3px;background:var(--amber);margin-top:14px;border-radius:2px}
.section-desc{margin-top:16px;color:var(--muted);font-size:15px;line-height:26px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 8px rgba(20,35,27,.08)}
.brand-row{border-bottom:1px solid var(--line);transition:min-height .2s ease}
.brand-row-inner{display:flex;align-items:center;gap:18px;min-height:68px;transition:min-height .2s ease}
.site-header.is-scrolled .brand-row-inner{min-height:60px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--green)}
.brand:hover{color:var(--green-dark)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;color:var(--green);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--green);letter-spacing:.08em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;margin-left:6px}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:9px 13px;font-size:15px;font-weight:500;color:var(--ink);
  border-radius:var(--radius-btn);white-space:nowrap;
}
.main-nav .nav-link:hover{color:var(--green);background:var(--green-light)}
.main-nav .nav-link.is-active{color:var(--green);font-weight:600}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;
  background:var(--amber);border-radius:2px;
}
.header-tools{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:4px;
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-pill);padding:3px 5px 3px 14px;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.search-box:focus-within{border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(200,155,60,.22)}
.search-box input{
  border:0;background:transparent;outline:none;
  width:132px;font-size:14px;line-height:24px;color:var(--ink);
}
.search-box input::placeholder{color:#8B9A8E}
.search-box button{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border:0;border-radius:50%;
  background:var(--green);color:#fff;cursor:pointer;
  transition:background .18s ease;
}
.search-box button:hover{background:var(--green-dark)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:38px;height:38px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:#fff;color:var(--green);cursor:pointer;
}
.nav-toggle:hover{border-color:var(--green);background:var(--green-light)}
.trend-row{background:var(--green-light);border-bottom:1px solid #D8E5D5}
.trend-inner{display:flex;align-items:center;gap:12px;min-height:40px;font-size:13px;color:var(--green-dark)}
.trend-label{
  flex:none;font-size:12px;font-weight:600;color:var(--green);
  background:#fff;border:1px solid #D3E3D0;border-radius:var(--radius-pill);padding:2px 10px;
}
.trend-tags{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;overflow:hidden}
.trend-tags a{
  font-size:13px;color:var(--green-dark);padding:2px 10px;border-radius:var(--radius-pill);
  transition:background .18s ease,color .18s ease;
}
.trend-tags a:hover{background:rgba(31,92,58,.12);color:var(--green-dark)}
.trend-latest{margin-left:auto;font-size:13px;color:#4F6B55;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.site-header.is-scrolled .trend-row{display:none}
.mobile-drawer{
  display:none;position:absolute;left:0;right:0;top:100%;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 12px 24px rgba(20,35,27,.12);
  padding:16px 0 20px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer .container{display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{
  display:block;padding:11px 12px;border-radius:var(--radius-btn);
  font-size:15px;color:var(--ink);
}
.mobile-drawer a:hover,.mobile-drawer a.is-active{background:var(--green-light);color:var(--green)}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--paper);border-bottom:1px solid var(--line)}
.crumb-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:52px;flex-wrap:wrap}
.crumb-list{display:flex;align-items:center;gap:8px;font-size:13px;line-height:22px;color:var(--muted);flex-wrap:wrap}
.crumb-list a{color:var(--muted)}
.crumb-list a:hover{color:var(--green)}
.crumb-list .sep{color:#B7C3B9}
.crumb-list .current{color:#8B9A8E;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.crumb-note{font-size:13px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}

/* ---------- 文章头部 ---------- */
.article-hero{background:#fff;border-bottom:1px solid var(--line);padding:52px 0 44px}
.article-hero-inner{max-width:880px}
.hero-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.article-hero h1{
  font-size:40px;line-height:50px;font-weight:700;letter-spacing:-.01em;
  max-width:820px;
}
.article-lead{
  margin-top:20px;max-width:780px;
  font-size:16px;line-height:28px;color:var(--muted);
}
.article-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-top:26px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.article-meta .meta-item svg{width:14px;height:14px;color:var(--green);flex:none}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C7D3C8}

/* ---------- 安全横幅 ---------- */
.safe-banner{background:var(--green-dark);color:#D8E9D7;border-bottom:1px solid #0F2E1D}
.safe-banner-inner{display:flex;align-items:flex-start;gap:14px;padding:20px 32px;max-width:var(--container);margin:0 auto}
.safe-banner p{font-size:14px;line-height:24px;color:#C4DAC4}
.safe-banner strong{color:#fff;margin-right:8px}
.sb-icon{
  flex:none;display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:50%;
  background:rgba(200,155,60,.16);color:var(--amber);
}

/* ---------- 主体两栏 ---------- */
.article-main-section{padding:64px 0 80px;background:var(--paper)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start}
.article-body-wrap{min-width:0}
.article-cover{margin-bottom:28px}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--green-light)}
.article-cover figcaption{font-size:13px;line-height:22px;color:var(--muted);margin-top:10px}

/* 要点摘要卡 */
.key-points{
  background:var(--green-light);
  border:1px solid #D3E3D0;border-left:3px solid var(--green);
  border-radius:var(--radius);padding:22px 24px;margin-bottom:32px;
}
.key-points h2{
  font-size:16px;line-height:26px;font-weight:700;color:var(--green-dark);
  display:flex;align-items:center;gap:8px;margin-bottom:12px;
}
.key-points h2 svg{width:16px;height:16px;color:var(--green);flex:none}
.key-points ul{list-style:none;margin:0;padding:0}
.key-points li{
  position:relative;padding-left:18px;font-size:14.5px;line-height:26px;color:#22412F;
  margin-bottom:6px;
}
.key-points li:last-child{margin-bottom:0}
.key-points li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;
  border-radius:2px;background:var(--amber);
}

/* 正文排版 */
.article-body{max-width:820px;font-size:16px;line-height:28px;color:var(--ink)}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 18px}
.article-body h2{
  font-size:22px;line-height:30px;font-weight:700;color:var(--ink);
  margin:40px 0 16px;padding-left:14px;border-left:3px solid var(--green);
}
.article-body h3{font-size:18px;line-height:26px;font-weight:700;margin:28px 0 12px;color:var(--green-dark)}
.article-body h4{font-size:16px;line-height:26px;font-weight:700;margin:22px 0 10px}
.article-body ul{margin:0 0 18px;padding-left:0;list-style:none}
.article-body ul li{position:relative;padding-left:18px;margin-bottom:8px;line-height:28px}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;
  background:var(--green);border-radius:2px;
}
.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body ol li{margin-bottom:8px;line-height:28px}
.article-body blockquote{
  background:var(--green-light);border-left:3px solid var(--green);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:16px 20px;margin:0 0 20px;color:#22412F;font-size:15.5px;line-height:27px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{margin:8px 0 10px;border-radius:var(--radius)}
.article-body figure{margin:0 0 22px}
.article-body figcaption{font-size:13px;line-height:22px;color:var(--muted);text-align:center;margin-top:8px}
.article-body a{color:var(--green);border-bottom:1px solid rgba(31,92,58,.32)}
.article-body a:hover{color:var(--green-dark);border-bottom-color:var(--amber)}
.article-body table{
  width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px;line-height:24px;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
.article-body th{background:var(--green-light);color:var(--green-dark);font-weight:600}
.article-body tbody tr:nth-child(even){background:var(--sand)}
.article-body code{
  background:var(--green-light);color:var(--green-dark);
  padding:2px 6px;border-radius:4px;font-size:14px;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* 空态 */
.empty-note{
  background:#fff;border:1px dashed #C9D8C7;border-radius:var(--radius);
  padding:40px 28px;text-align:center;
}
.empty-note h2{font-size:22px;line-height:30px;font-weight:700;color:var(--ink)}
.empty-note p{margin-top:12px;color:var(--muted);font-size:15px;line-height:26px}
.empty-note .btn{margin-top:22px}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:20px 22px;
}
.side-card h3{
  font-size:15px;line-height:24px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;gap:8px;margin-bottom:14px;
}
.side-card h3::after{content:"";flex:1 1 auto;height:1px;background:var(--line)}
.side-toc{list-style:none;margin:0;padding:0}
.side-toc li{margin-bottom:2px}
.side-toc a{
  display:flex;align-items:flex-start;gap:8px;
  font-size:14px;line-height:22px;color:#3D5346;padding:7px 8px;border-radius:6px;
  transition:background .18s ease,color .18s ease;
}
.side-toc a::before{
  content:"";flex:none;width:5px;height:5px;border-radius:50%;
  background:var(--amber);margin-top:8px;
}
.side-toc a:hover{background:var(--green-light);color:var(--green-dark)}
.side-safe{background:var(--green-dark);border-color:#0F2E1D;color:#D5E7D4}
.side-safe h3{color:#fff}
.side-safe h3::after{background:rgba(255,255,255,.16)}
.side-safe ul{list-style:none;margin:0;padding:0}
.side-safe li{
  position:relative;padding-left:18px;font-size:13.5px;line-height:23px;
  color:#C0D7C0;margin-bottom:10px;
}
.side-safe li:last-child{margin-bottom:0}
.side-safe li::before{
  content:"";position:absolute;left:0;top:8px;width:7px;height:7px;
  border-radius:2px;background:var(--amber);
}
.side-safe .side-safe-note{
  margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.14);
  font-size:12.5px;line-height:21px;color:#9FBB9F;
}
.side-links{list-style:none;margin:0;padding:0}
.side-links li + li{border-top:1px solid var(--line)}
.side-links a{
  display:block;padding:11px 0;font-size:14px;line-height:23px;color:#2C4536;
}
.side-links a:hover{color:var(--green);padding-left:4px}

/* ---------- 相关推荐 ---------- */
.related-section{background:#fff;border-bottom:1px solid var(--line)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.related-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.related-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--green-light)}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s ease}
.related-card:hover .thumb img{transform:scale(1.03)}
.related-card .rc-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px}
.related-card h3{font-size:16px;line-height:25px;font-weight:600;color:var(--ink)}
.related-card .rc-meta{font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:8px}

/* ---------- 上一篇 / 下一篇 ---------- */
.post-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.post-nav-item{
  display:flex;flex-direction:column;gap:8px;
  padding:20px 22px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,box-shadow .2s ease,transform .2s ease;
}
.post-nav-item:hover{border-color:var(--green);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.post-nav-item .pn-label{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:18px;color:var(--green);font-weight:600;
}
.post-nav-item.is-next{align-items:flex-end;text-align:right}
.post-nav-item .pn-title{font-size:15.5px;line-height:25px;color:var(--ink);font-weight:600}

/* ---------- 返回引导 ---------- */
.back-section{background:var(--sand);border-bottom:1px solid #E6DFCC}
.back-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  background:#fff;border:1px solid #E4DCC9;border-radius:var(--radius);
  padding:36px 40px;box-shadow:var(--shadow-sm);flex-wrap:wrap;
}
.back-inner h2{font-size:24px;line-height:34px;font-weight:700;color:var(--ink);max-width:620px}
.back-inner p{margin-top:10px;font-size:14.5px;line-height:26px;color:var(--muted);max-width:620px}
.back-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-dark);color:#C9DCC9;padding:64px 0 0;border-top:1px solid #0F2E1D}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#EAF4E7}
.footer-brand .brand-text strong{color:#fff;font-size:17px}
.footer-brand .brand-text em{color:#A9C8A9}
.footer-about{font-size:14px;line-height:24px;color:#AFC6B0;margin-top:16px;max-width:370px}
.footer-safe{
  display:flex;gap:8px;margin-top:18px;
  font-size:12.5px;line-height:22px;color:#9DB89E;
  background:rgba(255,255,255,.06);padding:12px 14px;border-radius:var(--radius);
}
.site-footer h4{font-size:15px;line-height:24px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:#B7CDB8;font-size:14px;line-height:22px}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;line-height:22px;color:#93AF95;
}
.fb-left{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.fb-left a{color:#93AF95}
.fb-left a:hover{color:var(--amber)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:36px}
  .article-hero h1{font-size:36px;line-height:46px}
  .trend-latest{max-width:220px}
}
@media (max-width:991px){
  .container{padding-left:20px;padding-right:20px}
  .section{padding:64px 0}
  .main-nav{display:none}
  .search-box{display:none}
  .nav-toggle{display:inline-flex}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .article-side{position:static;top:auto}
  .article-hero{padding:40px 0 34px}
  .article-hero h1{font-size:32px;line-height:42px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .back-inner{padding:28px 24px}
  .trend-latest{display:none}
  .article-main-section{padding:44px 0 56px}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .brand-row-inner{min-height:60px;gap:10px}
  .header-tools .btn-brand{display:none}
  .article-hero h1{font-size:28px;line-height:38px}
  .article-lead{font-size:15px;line-height:27px}
  .article-body h2{font-size:20px;line-height:29px;margin-top:32px}
  .article-body h3{font-size:17px;line-height:26px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .post-nav{grid-template-columns:minmax(0,1fr)}
  .post-nav-item.is-next{align-items:flex-start;text-align:left}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .back-inner h2{font-size:20px;line-height:30px}
  .crumb-list .current{max-width:100%;white-space:normal}
  .safe-banner-inner{padding:18px 20px}
}
@media (max-width:575px){
  .btn{width:100%}
  .btn-sm{width:auto}
  .back-actions{width:100%;flex-direction:column;align-items:stretch}
  .article-meta{gap:8px}
  .meta-dot{display:none}
  .article-meta .meta-item{width:100%}
  .key-points{padding:18px 18px}
}

/* roulang page: category1 */
:root{
  --green:#1F5C3A;
  --green-dark:#143D27;
  --green-light:#E7F0E6;
  --sand:#F4EFE3;
  --amber:#C89B3C;
  --paper:#FAF9F5;
  --white:#FFFFFF;
  --ink:#1B2A21;
  --muted:#5C6B60;
  --line:#E1E7DD;
  --radius:8px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,35,27,.06);
  --shadow-md:0 6px 18px rgba(20,35,27,.10);
  --container:1180px;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Bebas Neue","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:28px;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{color:var(--green);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--green-dark)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}
.container,.container-fluid{
  width:100%;max-width:var(--container);
  margin:0 auto;padding-left:32px;padding-right:32px;
}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:22px;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  text-decoration:none;white-space:nowrap;
}
.btn-brand{background:var(--green);color:#fff;border-color:var(--green);box-shadow:var(--shadow-sm)}
.btn-brand:hover{background:var(--green-dark);border-color:var(--green-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-brand:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--green);border-color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--green);border-color:transparent;padding-left:4px;padding-right:4px;border-bottom:2px solid var(--amber);border-radius:0}
.btn-ghost:hover{color:var(--green-dark);border-bottom-color:var(--green-dark)}
.btn-sm{padding:8px 18px;font-size:14px;line-height:20px}
.btn-block{width:100%}
/* ---------- 徽章 ---------- */
.badge-key,.badge-scene,.badge-safe{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:18px;font-weight:500;
  padding:4px 12px;border-radius:var(--radius-pill);
  white-space:nowrap;
}
.badge-key{background:var(--green);color:#EEF6EC}
.badge-scene{background:var(--sand);color:var(--ink);border:1px solid #E4DCC9}
.badge-safe{background:#fff;color:var(--green);border:1px solid var(--green)}
.badge-key svg,.badge-safe svg{width:13px;height:13px;flex:none}
/* ---------- 板块基线 ---------- */
.section{padding:88px 0;position:relative}
.section-paper{background:var(--paper);border-bottom:1px solid var(--line)}
.section-sand{background:var(--sand);border-bottom:1px solid #E6DFCC}
.section-white{background:#fff;border-bottom:1px solid var(--line)}
.section-dark{background:var(--green-dark);color:#E8F1E6;border-bottom:1px solid #0F2E1D}
.section-grid::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px);
}
.section-dark.section-grid::before{
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 64px);
}
.section > .container{position:relative;z-index:1}
.section-head{max-width:780px;margin-bottom:36px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-title{font-size:30px;line-height:38px;font-weight:700}
.section-title::after{content:"";display:block;width:48px;height:3px;background:var(--amber);margin-top:14px;border-radius:2px}
.section-head.center .section-title::after{margin-left:auto;margin-right:auto}
.section-desc{margin-top:16px;color:var(--muted);font-size:15px;line-height:26px}
.section-dark .section-title,.section-dark h2,.section-dark h3,.section-dark h4{color:#F2F8F0}
.section-dark .section-desc{color:#B9CDBB}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--green);background:var(--green-light);padding:4px 12px;border-radius:var(--radius-pill);margin-bottom:14px}
/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 8px rgba(20,35,27,.08)}
.brand-row{border-bottom:1px solid var(--line);transition:padding .2s ease}
.brand-row-inner{display:flex;align-items:center;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--green)}
.brand:hover{color:var(--green-dark)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;color:var(--green);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.brand-text em{font-style:normal;font-size:12px;color:var(--green);letter-spacing:.06em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:10px 14px;font-size:15px;font-weight:500;color:var(--ink);
  border-radius:var(--radius-btn);
}
.main-nav .nav-link:hover{color:var(--green);background:var(--green-light)}
.main-nav .nav-link.is-active{color:var(--green);font-weight:700}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--amber);border-radius:2px;
}
.header-tools{display:flex;align-items:center;gap:12px;flex:none}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:var(--sand);border:1px solid #E4DCC9;
  border-radius:var(--radius-pill);
  padding:7px 14px;transition:border-color .18s ease,background .18s ease;
}
.nav-search:focus-within{border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(200,155,60,.18)}
.nav-search svg{color:var(--muted);flex:none}
.nav-search input{
  border:0;background:transparent;outline:none;
  font-size:14px;line-height:20px;width:168px;color:var(--ink);
}
.nav-search input::placeholder{color:#8C988F}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:#fff;cursor:pointer;color:var(--green);
}
.nav-toggle:hover{border-color:var(--green);background:var(--green-light)}
.trend-row{background:var(--green-light);transition:max-height .2s ease,opacity .2s ease,padding .2s ease;overflow:hidden;max-height:52px}
.trend-row-inner{display:flex;align-items:center;gap:14px;min-height:40px;font-size:13px;color:var(--green-dark)}
.trend-label{font-weight:700;letter-spacing:.08em;flex:none;color:var(--green)}
.trend-chips{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;overflow:hidden}
.trend-chip{
  display:inline-block;padding:2px 12px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid #CFE0CE;color:var(--green-dark);
  font-size:12px;line-height:20px;white-space:nowrap;transition:all .18s ease;
}
.trend-chip:hover{background:var(--green);color:#fff;border-color:var(--green)}
.trend-news{margin-left:auto;font-size:13px;color:#3C6B4C;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:320px}
.trend-news b{color:var(--green);font-weight:700}
.site-header.is-scrolled .trend-row{max-height:0;opacity:0}
.site-header.is-scrolled .brand-row-inner{min-height:58px}
.mobile-drawer{display:none;background:#fff;border-top:1px solid var(--line);padding:12px 0 18px}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:11px 4px;font-size:15px;color:var(--ink);
  border-bottom:1px dashed var(--line);
}
.mobile-drawer a:last-child{border-bottom:0}
.mobile-drawer a.is-active{color:var(--green);font-weight:700}
.mobile-drawer .drawer-cta{margin-top:14px;border-bottom:0}
/* ---------- 页面 H1 条 ---------- */
.page-head{background:#fff;border-bottom:1px solid var(--line);padding:36px 0 30px;position:relative}
.page-head::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(31,92,58,.045) 0 1px,transparent 1px 72px);
}
.page-head .container{position:relative;z-index:1}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:12px;flex-wrap:wrap}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--green)}
.crumb span{color:#B4BEB6}
.page-head-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:32px}
.page-head h1{font-size:34px;line-height:44px;max-width:720px}
.page-head-note{
  max-width:320px;font-size:14px;line-height:24px;color:var(--muted);
  border-left:2px solid var(--amber);padding-left:14px;flex:none;
}
/* ---------- 频道切换 ---------- */
.channel-switch{background:var(--sand);border-bottom:1px solid #E6DFCC;padding:18px 0}
.channel-pills{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.channel-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 20px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid #DCD4C1;color:var(--ink);
  font-size:14px;font-weight:500;line-height:20px;transition:all .18s ease;
}
.channel-pill:hover{border-color:var(--green);color:var(--green);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.channel-pill.is-current{background:var(--green);border-color:var(--green);color:#fff;font-weight:700}
.channel-pill.is-current:hover{background:var(--green-dark);border-color:var(--green-dark);color:#fff}
.channel-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);flex:none}
/* ---------- 筛选 + 列表 ---------- */
.filter-layout{display:grid;grid-template-columns:316px minmax(0,1fr);gap:32px;align-items:start}
.filter-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:24px;position:sticky;top:96px;
}
.filter-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.filter-head h3{font-size:18px;line-height:26px}
.filter-reset{
  background:transparent;border:0;cursor:pointer;font-size:13px;color:var(--muted);
  padding:2px 4px;border-bottom:1px solid transparent;transition:all .18s ease;
}
.filter-reset:hover{color:var(--green);border-bottom-color:var(--amber)}
.filter-group{padding:16px 0;border-top:1px dashed var(--line)}
.filter-group:first-of-type{border-top:0;padding-top:0}
.filter-title{display:block;font-size:13px;font-weight:700;color:var(--ink);letter-spacing:.02em;margin-bottom:10px}
.filter-select{
  width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:#fff;font-size:14px;line-height:22px;color:var(--ink);
  appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235C6B60' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:34px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.filter-select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(200,155,60,.18);outline:none}
.range-row{display:flex;align-items:center;gap:12px}
.range-input{
  -webkit-appearance:none;appearance:none;flex:1 1 auto;height:4px;border-radius:2px;
  background:linear-gradient(90deg,var(--green) 0%,var(--green) 45%,#D9E2D8 45%,#D9E2D8 100%);
  outline:none;
}
.range-input::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--green);cursor:pointer;box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,transform .18s ease;
}
.range-input::-webkit-slider-thumb:hover{border-color:var(--amber);transform:scale(1.1)}
.range-input::-moz-range-thumb{
  width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--green);cursor:pointer;
}
.range-value{font-family:var(--font-num);font-size:14px;color:var(--green);font-weight:700;white-space:nowrap;letter-spacing:.02em}
.chip-checks{display:flex;flex-wrap:wrap;gap:8px}
.chip-check{position:relative;display:inline-flex;cursor:pointer}
.chip-check input{position:absolute;opacity:0;width:0;height:0}
.chip-check span{
  display:inline-block;padding:5px 13px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;color:var(--muted);
  font-size:13px;line-height:20px;transition:all .16s ease;
}
.chip-check input:checked + span{background:var(--green-light);border-color:var(--green);color:var(--green-dark);font-weight:600}
.chip-check:hover span{border-color:var(--green);color:var(--green)}
.chip-check input:focus-visible + span{outline:2px solid var(--amber);outline-offset:2px}
.switch-row{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);cursor:pointer;user-select:none}
.switch-row input{position:absolute;opacity:0;width:0;height:0}
.switch-track{
  width:40px;height:22px;border-radius:999px;background:#D9E2D8;position:relative;flex:none;
  transition:background .18s ease;
}
.switch-track::after{
  content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;
  background:#fff;box-shadow:var(--shadow-sm);transition:transform .18s ease;
}
.switch-row input:checked + .switch-track{background:var(--green)}
.switch-row input:checked + .switch-track::after{transform:translateX(18px)}
.switch-row input:focus-visible + .switch-track{outline:2px solid var(--amber);outline-offset:2px}
.filter-note{margin-top:12px;font-size:12px;line-height:20px;color:var(--muted)}
.filter-card .btn-block{margin-top:18px}
.list-body{display:flex;flex-direction:column;gap:20px}
.list-card{
  display:grid;grid-template-columns:200px minmax(0,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.list-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.list-thumb{position:relative;background:var(--green-light);aspect-ratio:4/3;overflow:hidden}
.list-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0}
.list-body-inner{padding:20px 22px;display:flex;flex-direction:column;gap:10px}
.list-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.list-card h3{font-size:18px;line-height:26px;color:var(--ink)}
.list-card p{font-size:14px;line-height:24px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:auto}
.list-more{display:flex;justify-content:center;padding-top:8px}
/* ---------- 数据速览条 ---------- */
.stat-strip{
  background:var(--green-dark);border-radius:var(--radius);
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  overflow:hidden;position:relative;
}
.stat-strip::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 56px);
}
.stat-cell{padding:30px 26px;position:relative;z-index:1;border-right:1px solid rgba(255,255,255,.12)}
.stat-cell:last-child{border-right:0}
.stat-num{font-family:var(--font-num);font-size:38px;line-height:44px;color:var(--amber);font-weight:700;letter-spacing:.01em}
.stat-num small{font-size:16px;color:#DCE9DB;margin-left:4px;font-weight:500}
.stat-label{margin-top:6px;font-size:13px;line-height:22px;color:#B9CDBB}
/* ---------- 使用建议 ---------- */
.advice-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.advice-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.advice-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.advice-num{
  flex:none;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--green-light);color:var(--green);
  font-family:var(--font-num);font-size:18px;font-weight:700;
}
.advice-item h3{font-size:16px;line-height:24px;margin-bottom:6px}
.advice-item p{font-size:14px;line-height:24px;color:var(--muted)}
/* ---------- 误区 / 安全提示 双列 ---------- */
.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.text-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-sm);
}
.text-block h3{font-size:20px;line-height:28px;margin-bottom:16px;padding-left:12px;border-left:3px solid var(--amber)}
.text-list li{
  position:relative;padding-left:20px;font-size:14px;line-height:26px;color:var(--muted);
  margin-bottom:10px;
}
.text-list li:last-child{margin-bottom:0}
.text-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;background:var(--green);border-radius:2px}
.text-list li strong{color:var(--ink);font-weight:700}
/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  margin-bottom:14px;background:#fff;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-acc .accordion-item:last-child{margin-bottom:0}
.faq-acc .accordion-item:hover{border-color:#B9CDBB}
.faq-acc .accordion-button{
  width:100%;text-align:left;background:#fff;border:0;cursor:pointer;
  padding:20px 54px 20px 22px;font-size:16px;font-weight:700;line-height:26px;color:var(--ink);
  position:relative;border-radius:0;box-shadow:none;
  transition:background .18s ease,color .18s ease;
}
.faq-acc .accordion-button::after{
  content:"";position:absolute;right:24px;top:50%;
  width:9px;height:9px;border-right:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s ease,border-color .2s ease;
}
.faq-acc .accordion-button:not(.collapsed){background:var(--green-light);color:var(--green-dark);border-left:3px solid var(--green)}
.faq-acc .accordion-button:not(.collapsed)::after{border-color:var(--amber);transform:translateY(-30%) rotate(-135deg)}
.faq-acc .accordion-button:focus{outline:none;box-shadow:inset 0 0 0 2px rgba(200,155,60,.5)}
.faq-acc .accordion-body{padding:0 22px 22px;font-size:14px;line-height:26px;color:var(--muted);background:#fff}
.faq-acc .accordion-button:not(.collapsed) + .accordion-collapse .accordion-body{background:var(--green-light)}
/* ---------- 底部 CTA ---------- */
.cta-strip{
  background:var(--sand);border:1px solid #E6DFCC;border-radius:var(--radius);
  padding:44px;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-strip::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 56px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.05) 0 1px,transparent 1px 56px);
}
.cta-strip > *{position:relative;z-index:1}
.cta-strip h2{font-size:26px;line-height:36px;max-width:640px}
.cta-strip p{margin-top:10px;font-size:14px;line-height:24px;color:var(--muted);max-width:620px}
.cta-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-dark);color:#C9DBCC;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#EAF4E8;margin-bottom:16px}
.brand-text strong{color:#F2F8F0}
.brand-text em{color:#9FC4A6}
.footer-about{font-size:13px;line-height:24px;color:#A9C1AD;max-width:360px}
.footer-safe{
  display:flex;gap:8px;font-size:12px;line-height:20px;color:#8FAF95;
  margin-top:16px;padding:12px 14px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);
  max-width:360px;
}
.site-footer h4{font-size:14px;line-height:22px;color:#EAF4E8;margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13px;line-height:22px;color:#A9C1AD;transition:color .18s ease}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.fb-left{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:12px;line-height:20px;color:#8FAF95}
.fb-left a{color:#8FAF95}
.fb-left a:hover{color:var(--amber)}
/* ---------- 响应式 ---------- */
@media (max-width:1399px){
  .container{max-width:1140px}
}
@media (max-width:1199px){
  .filter-layout{grid-template-columns:280px minmax(0,1fr);gap:24px}
  .list-card{grid-template-columns:180px minmax(0,1fr)}
  .page-head h1{font-size:30px;line-height:40px}
  .trend-news{max-width:220px}
}
@media (max-width:991px){
  .container{padding-left:20px;padding-right:20px}
  .section{padding:64px 0}
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .brand-row-inner{min-height:60px;gap:16px}
  .header-tools{margin-left:auto}
  .trend-row{max-height:none}
  .trend-row-inner{flex-wrap:wrap;gap:8px;padding:10px 0}
  .trend-news{margin-left:0;max-width:100%;white-space:normal}
  .trend-chips{flex-wrap:wrap;overflow:visible}
  .page-head-inner{flex-direction:column;align-items:flex-start;gap:18px}
  .page-head-note{max-width:100%}
  .filter-layout{grid-template-columns:1fr}
  .filter-card{position:static}
  .advice-list{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stat-strip{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid rgba(255,255,255,.12)}
  .stat-cell:last-child{border-bottom:0}
  .cta-strip{padding:32px}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .section-title{font-size:24px;line-height:32px}
  .page-head{padding:28px 0 24px}
  .page-head h1{font-size:26px;line-height:36px}
  .list-card{grid-template-columns:1fr}
  .list-thumb{aspect-ratio:16/9}
  .list-body-inner{padding:18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .header-cta{display:none}
  .cta-strip h2{font-size:22px;line-height:32px}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .brand-text strong{font-size:15px}
  .page-head h1{font-size:23px;line-height:34px}
  .btn{width:100%}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch}
  .list-tags .badge-scene,.list-tags .badge-key{white-space:normal}
  .chip-check span{font-size:12px;padding:5px 11px}
  .stat-num{font-size:32px;line-height:38px}
}

/* roulang page: category2 */
:root{
  --green:#1F5C3A;
  --green-dark:#143D27;
  --green-light:#E7F0E6;
  --sand:#F4EFE3;
  --amber:#C89B3C;
  --paper:#FAF9F5;
  --white:#FFFFFF;
  --ink:#1B2A21;
  --muted:#5C6B60;
  --line:#E1E7DD;
  --radius:8px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,35,27,.06);
  --shadow-md:0 6px 18px rgba(20,35,27,.10);
  --container:1180px;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Bebas Neue","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:28px;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius)}
a{color:var(--green);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--green-dark)}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--ink)}
p{margin:0 0 12px}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.container{
  width:100%;max-width:var(--container);
  margin:0 auto;padding-left:32px;padding-right:32px;
}
/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:22px;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  text-decoration:none;white-space:nowrap;
}
.btn-brand{background:var(--green);color:#fff;border-color:var(--green);box-shadow:var(--shadow-sm)}
.btn-brand:hover{background:var(--green-dark);border-color:var(--green-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-brand:active{transform:translateY(0);box-shadow:var(--shadow-sm)}
.btn-outline{background:#fff;color:var(--green);border-color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--green);border-color:transparent;padding-left:2px;padding-right:2px;border-bottom:2px solid var(--amber);border-radius:0}
.btn-ghost:hover{color:var(--green-dark);border-bottom-color:var(--green-dark)}
.btn-sm{padding:9px 18px;font-size:14px;line-height:20px}
.btn-block{width:100%}
.badge-key,.badge-scene,.badge-safe{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:18px;font-weight:500;
  padding:4px 12px;border-radius:var(--radius-pill);
  white-space:nowrap;
}
.badge-key{background:var(--green);color:#EEF6EC}
.badge-scene{background:var(--sand);color:var(--ink);border:1px solid #E4DCC9}
.badge-safe{background:#fff;color:var(--green);border:1px solid var(--green)}
.badge-key svg,.badge-safe svg{width:13px;height:13px;flex:none}
/* ---------- 板块 ---------- */
.section{padding:88px 0;position:relative}
.section-paper{background:var(--paper);border-bottom:1px solid var(--line)}
.section-sand{background:var(--sand);border-bottom:1px solid #E6DFCC}
.section-white{background:#fff;border-bottom:1px solid var(--line)}
.section-light{background:var(--green-light);border-bottom:1px solid #D6E4D4}
.section-grid::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px);
}
.section > .container{position:relative;z-index:1}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-title{font-size:30px;line-height:38px;font-weight:700}
.section-title::after{content:"";display:block;width:48px;height:3px;background:var(--amber);margin-top:14px;border-radius:2px}
.section-head.center .section-title::after{margin-left:auto;margin-right:auto}
.section-desc{margin-top:16px;color:var(--muted);font-size:15px;line-height:26px}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--green);background:var(--green-light);padding:4px 12px;border-radius:var(--radius-pill);margin-bottom:14px}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  overflow:hidden;
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 8px rgba(20,35,27,.08)}
.brand-row{border-bottom:1px solid var(--line);transition:padding .2s ease}
.brand-row-inner{display:flex;align-items:center;gap:24px;min-height:64px;padding-top:6px;padding-bottom:6px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--green)}
.brand:hover{color:var(--green-dark)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;color:var(--green);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.brand-text em{font-style:normal;font-size:12px;color:var(--green);letter-spacing:.06em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:10px 14px;font-size:15px;font-weight:500;color:var(--ink);
  border-radius:var(--radius-btn);
  border-bottom:2px solid transparent;
}
.main-nav .nav-link:hover{color:var(--green);background:var(--green-light)}
.main-nav .nav-link.is-active{color:var(--green);font-weight:700;border-bottom-color:var(--amber);border-radius:var(--radius-btn) var(--radius-btn) 0 0}
.brand-actions{display:flex;align-items:center;gap:12px;flex:none}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search input{
  width:210px;height:38px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:var(--paper);
  padding:0 40px 0 16px;font-size:14px;color:var(--ink);
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.nav-search input::placeholder{color:var(--muted)}
.nav-search input:focus{outline:none;border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(200,155,60,.22)}
.nav-search button{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;border:0;background:transparent;
  color:var(--muted);display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:color .18s ease,background .18s ease;
}
.nav-search button:hover{color:var(--green);background:var(--green-light)}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;color:var(--green);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{background:var(--green-light);border-color:var(--green)}
.trend-row{background:var(--green-light);border-bottom:0;transition:max-height .2s ease,opacity .2s ease}
.trend-inner{display:flex;align-items:center;gap:12px;min-height:40px;overflow:hidden}
.hot-label{font-size:12px;font-weight:700;color:var(--green);letter-spacing:.08em;flex:none}
.hot-chips{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.hot-chips::-webkit-scrollbar{display:none}
.hot-chip{
  font-size:13px;line-height:18px;color:var(--green-dark);background:rgba(255,255,255,.72);
  border:1px solid #D3E2D1;padding:3px 12px;border-radius:var(--radius-pill);white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.hot-chip:hover{background:#fff;border-color:var(--green);color:var(--green-dark)}
.news-ticker{
  margin-left:auto;flex:none;max-width:340px;font-size:13px;color:var(--green-dark);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  border-left:1px solid #C9DCC7;padding-left:14px;
}
.site-header.is-scrolled .brand-row{min-height:auto}
.site-header.is-scrolled .brand-row-inner{min-height:56px;padding-top:2px;padding-bottom:2px}
.site-header.is-scrolled .trend-row{max-height:0;opacity:0;overflow:hidden}
/* ---------- 移动抽屉 ---------- */
.offcanvas{background:#fff;color:var(--ink);--bs-offcanvas-width:320px}
.offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px}
.offcanvas-title{font-size:16px;font-weight:700;color:var(--ink)}
.offcanvas-body{padding:20px}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:22px}
.drawer-nav a{
  padding:12px 14px;border-radius:var(--radius-btn);border:1px solid var(--line);
  color:var(--ink);font-size:15px;font-weight:500;background:var(--paper);
}
.drawer-nav a:hover{background:var(--green-light);border-color:var(--green);color:var(--green-dark)}
.drawer-nav a.is-active{background:var(--green);border-color:var(--green);color:#fff}
.drawer-label{font-size:12px;letter-spacing:.12em;color:var(--muted);margin-bottom:10px}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px}
/* ---------- 分类页头 ---------- */
.page-head{background:var(--paper);padding:40px 0 32px;border-bottom:1px solid var(--line);position:relative}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(31,92,58,.04) 0 1px,transparent 1px 72px);
}
.page-head .container{position:relative;z-index:1}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.crumb a{color:var(--green)}
.crumb a:hover{color:var(--green-dark);text-decoration:underline;text-underline-offset:3px}
.crumb span.sep{color:#B7C3B8}
.crumb span.current{color:var(--muted)}
.page-head-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:32px;align-items:end}
.page-head h1{font-size:34px;line-height:44px;font-weight:700;letter-spacing:-.01em}
.page-head-desc{margin-top:12px;color:var(--muted);font-size:15px;line-height:26px;max-width:620px}
.head-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.page-search{display:flex;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:8px;box-shadow:var(--shadow-sm)}
.page-search input{
  flex:1 1 auto;min-width:0;border:1px solid transparent;border-radius:var(--radius-btn);
  padding:9px 12px;font-size:14px;background:var(--paper);color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.page-search input::placeholder{color:var(--muted)}
.page-search input:focus{outline:none;background:#fff;border-color:var(--green);box-shadow:0 0 0 3px rgba(200,155,60,.22)}
/* ---------- 频道切换 ---------- */
.channel-bar{background:var(--sand);border-bottom:1px solid #E6DFCC;padding:26px 0}
.channel-inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.channel-title{font-size:13px;letter-spacing:.1em;color:var(--muted);flex:none}
.channel-pills{display:flex;flex-wrap:wrap;gap:10px}
.channel-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 18px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid #DED5C1;color:var(--ink);
  font-size:14px;font-weight:500;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.channel-pill:hover{background:var(--green);border-color:var(--green);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.channel-pill.is-current{background:var(--green);border-color:var(--green);color:#fff;font-weight:700}
.channel-pill.is-current:hover{background:var(--green-dark);border-color:var(--green-dark)}
.channel-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);flex:none}
/* ---------- 瀑布卡片 ---------- */
.fall-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.post-thumb{position:relative;aspect-ratio:16/10;background:var(--green-light);overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-thumb .thumb-tag{position:absolute;left:12px;top:12px}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.post-title{font-size:18px;line-height:26px;font-weight:700;margin-bottom:10px;color:var(--ink)}
.post-card:hover .post-title{color:var(--green-dark)}
.post-excerpt{font-size:14px;line-height:24px;color:var(--muted);margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}
.post-meta .meta-left{display:flex;align-items:center;gap:8px}
.post-meta .num{font-family:var(--font-num);letter-spacing:.04em;color:var(--green)}
/* ---------- 编辑精选 ---------- */
.picks-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:24px;align-items:stretch}
.pick-main{
  position:relative;display:flex;flex-direction:column;justify-content:flex-end;
  min-height:420px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.pick-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0}
.pick-main .pick-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,61,39,.06) 0%,rgba(20,61,39,.78) 100%)}
.pick-main .pick-content{position:relative;z-index:1;padding:28px 30px;color:#fff}
.pick-main .pick-content h3{color:#fff;font-size:24px;line-height:34px;margin-bottom:10px}
.pick-main .pick-content p{color:#D6E4D4;font-size:14px;line-height:24px;margin:0}
.pick-main .pick-badge{position:absolute;top:18px;left:18px;z-index:2}
.pick-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.pick-card{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease}
.pick-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.pick-card .pc-thumb{width:120px;flex:none;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;background:var(--green-light)}
.pick-card .pc-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0}
.pick-card .pc-body{display:flex;flex-direction:column;justify-content:center}
.pick-card h3{font-size:16px;line-height:24px;margin-bottom:6px}
.pick-card p{font-size:13px;line-height:22px;color:var(--muted);margin:0 0 8px}
.pick-card .pc-time{font-size:12px;color:var(--muted);font-family:var(--font-num);letter-spacing:.05em}
/* ---------- 功能对照 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.feature-col{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease}
.feature-col:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.feature-col h3{font-size:18px;line-height:26px;margin-bottom:6px}
.feature-col .fc-sub{font-size:13px;line-height:22px;color:var(--muted);margin-bottom:18px}
.feature-col .fc-icon{
  width:44px;height:44px;border-radius:12px;background:var(--green-light);color:var(--green);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.check-list{display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:10px;font-size:14px;line-height:24px;color:var(--ink)}
.check-list li .ck{flex:none;width:18px;height:18px;color:var(--green);margin-top:3px}
/* ---------- 选择指南 ---------- */
.guide-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 32px}
.guide-item{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}
.guide-item:hover{border-color:var(--green);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.guide-num{
  flex:none;width:34px;height:34px;border-radius:50%;
  background:var(--green-light);color:var(--green-dark);
  font-family:var(--font-num);font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  border:1px solid #D3E2D1;
}
.guide-item h3{font-size:16px;line-height:24px;margin-bottom:6px}
.guide-item p{font-size:14px;line-height:24px;color:var(--muted);margin:0}
/* ---------- 用户评价 ---------- */
.review-carousel{position:relative}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:36px 40px;box-shadow:var(--shadow-sm);min-height:236px;
  display:flex;flex-direction:column;justify-content:center;
  max-width:860px;margin:0 auto;
}
.review-quote{font-size:19px;line-height:34px;color:var(--ink);margin:0 0 22px;font-weight:500}
.review-person{display:flex;align-items:center;gap:14px}
.review-avatar{
  width:48px;height:48px;border-radius:50%;background:var(--green-light);
  color:var(--green-dark);display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:16px;flex:none;border:1px solid #D3E2D1;
}
.review-person strong{display:block;font-size:15px;color:var(--ink);line-height:22px}
.review-person span{display:block;font-size:13px;color:var(--muted);line-height:20px}
.review-indicators{position:static;margin:26px 0 0;display:flex;justify-content:center;gap:8px}
.review-indicators [data-bs-target]{
  width:26px;height:4px;border-radius:2px;background:#CDDACB;border:0;opacity:1;
  transition:background .2s ease,width .2s ease;
}
.review-indicators .active{background:var(--amber);width:38px}
/* ---------- 关联专题 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.topic-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 20px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.topic-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.topic-card .tc-tag{font-size:12px;line-height:18px;color:var(--green);background:var(--green-light);padding:3px 10px;border-radius:var(--radius-pill);align-self:flex-start;margin-bottom:14px}
.topic-card h3{font-size:16px;line-height:24px;margin-bottom:8px}
.topic-card p{font-size:13px;line-height:22px;color:var(--muted);margin:0 0 16px}
.topic-card .tc-foot{margin-top:auto;display:flex;align-items:center;gap:6px;font-size:13px;color:var(--green);font-weight:500}
.topic-card .tc-foot svg{width:14px;height:14px}
/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--sand);border-top:1px solid #E6DFCC;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 56px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.05) 0 1px,transparent 1px 56px);
}
.cta-inner{position:relative;z-index:1;max-width:820px;margin:0 auto;text-align:center}
.cta-inner h2{font-size:28px;line-height:38px;margin-bottom:14px}
.cta-inner p{color:var(--muted);font-size:15px;line-height:26px;margin-bottom:26px}
.cta-actions{display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-dark);color:#C6D8C4;padding:64px 0 0;border-top:1px solid #0F2E1D}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#EAF3E8;margin-bottom:16px}
.footer-brand .brand-mark{color:#EAF3E8}
.footer-brand .brand-text strong{color:#F2F8F0;font-size:17px}
.footer-brand .brand-text em{color:#A9C4AA;font-size:12px}
.footer-about{font-size:13px;line-height:24px;color:#A9C4AA;margin:0 0 16px}
.footer-safe{display:flex;gap:8px;font-size:12px;line-height:20px;color:#94B195;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius);padding:12px 14px}
.site-footer h4{font-size:14px;color:#F2F8F0;margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13px;line-height:20px;color:#A9C4AA;transition:color .18s ease}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.fb-left{display:flex;gap:18px;flex-wrap:wrap;font-size:12px;line-height:20px;color:#8FAB90}
.fb-left a{color:#8FAB90}
.fb-left a:hover{color:var(--amber)}
/* ---------- 响应式 ---------- */
@media (min-width:1400px){
  :root{--container:1240px}
  .section{padding:96px 0}
}
@media (max-width:1199px){
  .nav-search input{width:160px}
  .page-head-grid{grid-template-columns:minmax(0,1fr) 320px;gap:24px}
  .fall-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
}
@media (max-width:991px){
  .container{padding-left:20px;padding-right:20px}
  .section{padding:64px 0}
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .brand-actions{margin-left:auto}
  .trend-inner{min-height:38px}
  .news-ticker{max-width:200px;font-size:12px}
  .page-head-grid{grid-template-columns:minmax(0,1fr)}
  .page-head h1{font-size:28px;line-height:38px}
  .page-search{max-width:520px}
  .picks-grid{grid-template-columns:minmax(0,1fr)}
  .pick-main{min-height:320px}
  .pick-side{grid-template-rows:auto auto}
  .feature-grid{grid-template-columns:minmax(0,1fr)}
  .guide-list{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .review-card{padding:28px 26px}
  .review-quote{font-size:17px;line-height:30px}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .fall-grid{grid-template-columns:minmax(0,1fr)}
  .topic-grid{grid-template-columns:minmax(0,1fr)}
  .section-title{font-size:24px;line-height:34px}
  .page-head{padding:28px 0 26px}
  .page-head h1{font-size:25px;line-height:35px}
  .page-head-desc{font-size:14px;line-height:24px}
  .brand-text strong{font-size:15px}
  .brand-text em{font-size:11px}
  .hot-label{display:none}
  .news-ticker{display:none}
  .pick-card .pc-thumb{width:96px}
  .pick-main .pick-content{padding:22px}
  .pick-main .pick-content h3{font-size:20px;line-height:30px}
  .cta-inner h2{font-size:23px;line-height:33px}
  .cta-actions{flex-direction:column;gap:14px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .review-card{padding:24px 20px;min-height:auto}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .btn{width:100%}
  .btn-sm{width:auto}
  .head-tags{gap:6px}
  .channel-pill{width:100%;justify-content:center}
  .page-search{flex-direction:column}
  .page-search .btn{width:100%}
  .review-person{gap:10px}
  .fb-left{flex-direction:column;gap:6px}
}

/* roulang page: category3 */
:root{
  --green:#1F5C3A;
  --green-dark:#143D27;
  --green-light:#E7F0E6;
  --sand:#F4EFE3;
  --amber:#C89B3C;
  --warn:#9A5B3B;
  --paper:#FAF9F5;
  --white:#FFFFFF;
  --ink:#1B2A21;
  --muted:#5C6B60;
  --line:#E1E7DD;
  --radius:8px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,35,27,.06);
  --shadow-md:0 6px 18px rgba(20,35,27,.10);
  --container:1180px;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Bebas Neue","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:16px;line-height:28px;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{color:var(--green);text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease}
a:hover{color:var(--green-dark)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px}
.container,.container-fluid{
  width:100%;max-width:var(--container);
  margin:0 auto;padding-left:32px;padding-right:32px;
}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:22px;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  text-decoration:none;white-space:nowrap;
}
.btn-brand{background:var(--green);color:#fff;border-color:var(--green);box-shadow:var(--shadow-sm)}
.btn-brand:hover{background:var(--green-dark);border-color:var(--green-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-brand:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--green);border-color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{
  background:transparent;color:var(--green);border:0;border-bottom:2px solid var(--amber);
  border-radius:0;padding:4px 2px;
}
.btn-ghost:hover{color:var(--green-dark);border-bottom-color:var(--green-dark)}
.btn-sm{padding:8px 18px;font-size:14px;line-height:20px}
.btn-block{width:100%}
/* ---------- 徽章 ---------- */
.badge-key,.badge-scene,.badge-safe{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:18px;font-weight:500;
  padding:4px 12px;border-radius:var(--radius-pill);
  white-space:nowrap;
}
.badge-key{background:var(--green);color:#EEF6EC}
.badge-scene{background:var(--sand);color:var(--ink);border:1px solid #E4DCC9}
.badge-safe{background:#fff;color:var(--green);border:1px solid var(--green)}
.badge-key svg,.badge-safe svg{width:13px;height:13px;flex:none}
/* ---------- 板块 ---------- */
.section{padding:88px 0;position:relative}
.section-paper{background:var(--paper);border-bottom:1px solid var(--line)}
.section-sand{background:var(--sand);border-bottom:1px solid #E6DFCC}
.section-white{background:#fff;border-bottom:1px solid var(--line)}
.section-dark{background:var(--green-dark);color:#E8F1E6;border-bottom:1px solid #0F2E1D}
.section-grid::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(31,92,58,.05) 0 1px,transparent 1px 64px);
}
.section-dark.section-grid::before{
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 64px);
}
.section > .container{position:relative;z-index:1}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-title{font-size:30px;line-height:38px;font-weight:700}
.section-title::after{content:"";display:block;width:48px;height:3px;background:var(--amber);margin-top:14px;border-radius:2px}
.section-head.center .section-title::after{margin-left:auto;margin-right:auto}
.section-desc{margin-top:16px;color:var(--muted);font-size:15px;line-height:26px}
.section-dark .section-title,.section-dark h2,.section-dark h3,.section-dark h4{color:#F2F8F0}
.section-dark .section-desc{color:#B9CDBB}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.14em;
  color:var(--green);background:var(--green-light);
  padding:4px 12px;border-radius:var(--radius-pill);margin-bottom:14px;
}
/* ---------- 卡片 ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  overflow:hidden;
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 8px rgba(20,35,27,.08)}
.brand-row{border-bottom:1px solid var(--line)}
.brand-row-inner{display:flex;align-items:center;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--green)}
.brand:hover{color:var(--green-dark)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;color:var(--green);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.brand-text em{font-style:normal;font-size:12px;color:var(--green);letter-spacing:.06em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto}
.main-nav .nav-link{
  position:relative;display:inline-block;
  padding:10px 14px;font-size:15px;font-weight:500;color:var(--ink);
  border-radius:var(--radius-btn);
}
.main-nav .nav-link:hover{color:var(--green);background:var(--green-light)}
.main-nav .nav-link.is-active{color:var(--green);font-weight:700}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--amber);border-radius:2px;
}
.nav-tools{display:flex;align-items:center;gap:12px;flex:none}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-pill);padding:7px 16px;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-search svg{color:var(--muted);flex:none}
.nav-search input{
  border:0;background:transparent;outline:none;
  font-size:14px;line-height:20px;width:150px;color:var(--ink);
}
.nav-search input::placeholder{color:#8A978D}
.nav-search:focus-within{
  background:#fff;border-color:var(--green);
  box-shadow:0 0 0 2px rgba(200,155,60,.35);
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:#fff;color:var(--green);cursor:pointer;flex:none;
}
.nav-toggle:hover{border-color:var(--green);background:var(--green-light)}
.trend-row{
  background:var(--green-light);border-bottom:1px solid #D8E5D6;
  max-height:48px;overflow:hidden;
  transition:max-height .2s ease,opacity .2s ease;
}
.site-header.is-scrolled .trend-row{max-height:0;opacity:0;border-bottom-color:transparent}
.trend-inner{display:flex;align-items:center;gap:14px;min-height:40px;font-size:13px}
.trend-label{color:var(--green-dark);font-weight:700;flex:none}
.trend-chips{display:flex;align-items:center;gap:8px;flex-wrap:wrap;flex:1 1 auto}
.trend-chips a{
  color:var(--green-dark);font-size:12px;line-height:18px;
  background:rgba(255,255,255,.65);border:1px solid #D8E5D6;
  border-radius:var(--radius-pill);padding:2px 10px;
}
.trend-chips a:hover{background:#fff;border-color:var(--green);color:var(--green)}
.trend-live{display:flex;align-items:center;gap:8px;color:var(--muted);flex:none}
.trend-live b{color:var(--green);font-weight:600}
.trend-live .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);display:inline-block}
.mobile-drawer{
  display:none;position:absolute;left:0;right:0;top:100%;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-md);padding:14px 20px 20px;z-index:1040;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer .m-link{
  display:block;padding:12px 10px;border-radius:var(--radius-btn);
  color:var(--ink);font-weight:500;border-bottom:1px solid var(--line);
}
.mobile-drawer .m-link:hover{background:var(--green-light);color:var(--green)}
.mobile-drawer .m-link.is-active{color:var(--green);font-weight:700;background:var(--green-light)}
.mobile-drawer .m-cta{margin-top:16px}
/* ---------- 紧凑 H1 条 ---------- */
.cat-head{background:#fff;border-bottom:1px solid var(--line);padding:40px 0 34px}
.cat-head-inner{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:center}
.cat-h1{font-size:34px;line-height:44px;font-weight:700;margin-top:10px}
.cat-h1 span{color:var(--green)}
.cat-bread{font-size:13px;line-height:22px;color:var(--muted)}
.cat-bread a{color:var(--muted)}
.cat-bread a:hover{color:var(--green)}
.cat-bread .sep{margin:0 6px;color:#B7C2B9}
.cat-bread .now{color:#8A978D}
.cat-side{
  background:var(--sand);border:1px solid #E6DFCC;border-radius:var(--radius);
  padding:18px 20px;
}
.cat-side p{font-size:14px;line-height:24px;color:#4A5A4E;margin-bottom:12px}
.cat-side .badge-safe{background:#fff}
.cat-side .lead{font-size:13px;color:var(--muted);margin-top:10px;margin-bottom:0}
/* ---------- 安全横幅 ---------- */
.safety-banner{
  background:
    linear-gradient(rgba(20,61,39,.94),rgba(20,61,39,.94)),
    url('/assets/images/57bdd28cd61885cf.webp') center/cover no-repeat;
  color:#E8F1E6;
  padding:56px 0;
  border-bottom:1px solid #0F2E1D;
}
.safety-banner h2{color:#F2F8F0;font-size:24px;line-height:32px;font-weight:700;margin-bottom:8px}
.safety-banner .sb-sub{color:#B9CDBB;font-size:14px;line-height:24px}
.safety-rules{
  list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;margin-top:28px;
}
.safety-rules li{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:18px 18px 16px;
}
.safety-rules .num{
  font-family:var(--font-num);font-size:22px;line-height:1;
  color:var(--amber);letter-spacing:.06em;display:block;margin-bottom:10px;
}
.safety-rules p{font-size:14px;line-height:24px;color:#DCEBDC}
/* ---------- 双栏主体 ---------- */
.cat-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:44px;align-items:start}
.guide-main .prose-lead{
  font-size:16px;line-height:28px;color:#33443A;margin-bottom:22px;
}
.guide-cover{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-sm);margin-bottom:8px;
}
.guide-cover img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.guide-figure-cap{font-size:13px;line-height:22px;color:#8A978D;margin-top:8px;margin-bottom:26px}
.prose h2{
  font-size:22px;line-height:30px;font-weight:700;
  margin:38px 0 14px;padding-left:12px;border-left:3px solid var(--green);
}
.prose h2:first-of-type{margin-top:8px}
.prose p{font-size:16px;line-height:28px;color:#33443A;margin-bottom:16px}
.point-list{list-style:none;margin:0 0 20px;padding:0}
.point-list li{
  position:relative;padding-left:20px;margin-bottom:10px;
  font-size:15px;line-height:26px;color:#33443A;
}
.point-list li::before{
  content:"";position:absolute;left:2px;top:10px;
  width:8px;height:8px;border-radius:2px;background:var(--green);
}
.callout{
  background:var(--green-light);border-left:3px solid var(--green);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:16px 20px;margin:24px 0;
}
.callout p{margin:0;font-size:15px;line-height:26px;color:#274536}
/* ---------- 侧栏 ---------- */
.guide-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{padding:22px}
.side-head{border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:6px}
.side-title{font-size:18px;line-height:26px;font-weight:700}
.side-sub{margin-top:4px;font-size:12px;line-height:20px;color:var(--muted);letter-spacing:.08em}
.side-list{display:flex;flex-direction:column}
.side-item{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;
  padding:14px 0;border-bottom:1px dashed var(--line);
  color:var(--ink);
}
.side-item:last-child{border-bottom:0;padding-bottom:4px}
.side-item:hover{color:var(--green)}
.side-item:hover .side-thumb img{transform:scale(1.04)}
.side-thumb{
  width:64px;height:52px;border-radius:6px;overflow:hidden;
  background:var(--green-light);border:1px solid var(--line);
}
.side-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .25s ease}
.side-body strong{
  display:block;font-size:14px;line-height:22px;font-weight:600;
  color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.side-item:hover .side-body strong{color:var(--green)}
.side-body em{font-style:normal;font-size:12px;line-height:18px;color:#8A978D;margin-top:6px;display:block}
.side-empty{
  font-size:14px;line-height:24px;color:var(--muted);
  background:var(--green-light);border-radius:var(--radius);
  padding:18px;margin-top:14px;
}
.side-tip{background:var(--green-dark);border-color:#0F2E1D;color:#DCEBDC;padding:22px}
.side-tip h3{color:#F2F8F0;font-size:16px;line-height:24px;font-weight:700;margin-bottom:10px}
.side-tip p{font-size:14px;line-height:24px;color:#B9CDBB;margin-bottom:10px}
.side-tip .tip-line{
  display:flex;gap:8px;font-size:13px;line-height:22px;color:#DCEBDC;
  padding-top:10px;border-top:1px solid rgba(255,255,255,.14);
}
.side-tip .tip-line svg{flex:none;margin-top:3px;color:var(--amber)}
/* ---------- 编号条目 ---------- */
.num-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.num-item{
  display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.num-item:hover{border-color:var(--green);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.num-item .n{
  font-family:var(--font-num);font-size:26px;line-height:1;
  color:var(--amber);letter-spacing:.06em;padding-top:4px;
}
.num-item h3{font-size:18px;line-height:26px;font-weight:700;margin-bottom:8px}
.num-item p{font-size:14px;line-height:24px;color:var(--muted)}
/* ---------- 勾叉清单 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.compare-card.ok{border-top:3px solid var(--green)}
.compare-card.bad{border-top:3px solid var(--warn)}
.compare-card h3{font-size:18px;line-height:26px;font-weight:700;margin-bottom:16px}
.compare-list{list-style:none;margin:0;padding:0}
.compare-list li{
  position:relative;padding-left:28px;margin-bottom:12px;
  font-size:15px;line-height:26px;color:#33443A;
}
.compare-list li:last-child{margin-bottom:0}
.compare-card.ok .compare-list li::before{
  content:"✓";position:absolute;left:0;top:0;
  width:20px;height:20px;margin-top:3px;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;line-height:1;color:#fff;background:var(--green);border-radius:50%;
}
.compare-card.bad .compare-list li::before{
  content:"✕";position:absolute;left:0;top:0;
  width:20px;height:20px;margin-top:3px;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;line-height:1;color:#fff;background:var(--warn);border-radius:50%;
}
/* ---------- 三卡图文 ---------- */
.rule-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rule-card{display:flex;flex-direction:column}
.rule-card .thumb{aspect-ratio:4/3;overflow:hidden;background:var(--green-light)}
.rule-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s ease}
.rule-card:hover .thumb img{transform:scale(1.05)}
.rule-card .body{padding:20px 22px 24px}
.rule-card h3{font-size:18px;line-height:26px;font-weight:700;margin-bottom:10px}
.rule-card p{font-size:14px;line-height:24px;color:var(--muted);margin-bottom:14px}
/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-sm);
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  display:flex;align-items:center;width:100%;
  font-size:16px;line-height:26px;font-weight:600;color:var(--ink);
  background:#fff;padding:18px 22px;
  border:0;border-left:3px solid transparent;
  box-shadow:none;text-align:left;
}
.accordion-button:not(.collapsed){
  background:var(--green-light);color:var(--green-dark);
  border-left-color:var(--green);box-shadow:none;
}
.accordion-button:focus{box-shadow:0 0 0 2px rgba(200,155,60,.45);border-color:transparent}
.accordion-button::after{
  background-image:none;content:"";
  width:10px;height:10px;flex:none;margin-left:auto;
  border-right:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:rotate(45deg);transform-origin:center;
  transition:transform .2s ease,border-color .2s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--amber)}
.accordion-body{
  padding:4px 22px 22px;font-size:15px;line-height:26px;color:#33443A;
  border-left:3px solid var(--green);
}
/* ---------- CTA ---------- */
.cta-wrap{
  background:var(--sand);border:1px solid #E6DFCC;border-radius:var(--radius);
  padding:44px 40px;text-align:center;position:relative;overflow:hidden;
}
.cta-wrap::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(31,92,58,.05) 0 1px,transparent 1px 48px),
                   repeating-linear-gradient(90deg,rgba(31,58,58,.05) 0 1px,transparent 1px 48px);
  opacity:.9;
}
.cta-wrap > *{position:relative;z-index:1}
.cta-wrap h2{font-size:26px;line-height:36px;font-weight:700;margin-bottom:12px}
.cta-wrap p{font-size:15px;line-height:26px;color:#4A5A4E;max-width:640px;margin:0 auto 24px}
.cta-actions{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-dark);color:#C7D8C9;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#E8F1E6;margin-bottom:16px}
.footer-brand .brand-mark{color:#DCEBDC}
.footer-brand .brand-text strong{font-size:17px;color:#F2F8F0}
.footer-brand .brand-text em{font-style:normal;font-size:12px;color:#9FBCA4;letter-spacing:.06em;margin-top:3px;display:block}
.footer-about{font-size:13px;line-height:24px;color:#A9C1AC;max-width:360px}
.footer-safe{
  display:flex;gap:8px;margin-top:16px;padding:12px 14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);font-size:12px;line-height:20px;color:#B9CDBB;
}
.site-footer h4{font-size:14px;line-height:22px;font-weight:700;color:#F2F8F0;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13px;line-height:22px;color:#A9C1AC}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:12px;line-height:20px;color:#8FA894;
}
.fb-left{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.fb-left a{font-size:12px;color:#A9C1AC}
.fb-left a:hover{color:var(--amber)}
/* ---------- 响应式 ---------- */
@media (min-width:1400px){
  .container{padding-left:40px;padding-right:40px}
  .section{padding:96px 0}
}
@media (max-width:1199.98px){
  .container{max-width:1140px}
  .cat-layout{grid-template-columns:minmax(0,1fr) 320px;gap:32px}
  .main-nav .nav-link{padding:10px 10px;font-size:14px}
  .nav-search input{width:110px}
}
@media (max-width:991.98px){
  .container{padding-left:20px;padding-right:20px}
  .section{padding:64px 0}
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .cat-head-inner{grid-template-columns:minmax(0,1fr);gap:22px}
  .cat-h1{font-size:28px;line-height:38px}
  .safety-rules{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-layout{grid-template-columns:minmax(0,1fr);gap:36px}
  .guide-side{position:static}
  .num-grid{grid-template-columns:minmax(0,1fr)}
  .compare-grid{grid-template-columns:minmax(0,1fr)}
  .rule-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .trend-live{display:none}
}
@media (max-width:767.98px){
  .section{padding:48px 0}
  .section-title{font-size:24px;line-height:32px}
  .cat-head{padding:28px 0 24px}
  .cat-h1{font-size:26px;line-height:34px}
  .safety-banner{padding:40px 0}
  .safety-rules{grid-template-columns:minmax(0,1fr);gap:14px}
  .rule-grid{grid-template-columns:minmax(0,1fr)}
  .prose h2{font-size:20px;line-height:28px}
  .cta-wrap{padding:32px 22px}
  .cta-wrap h2{font-size:22px;line-height:32px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .brand-row-inner{min-height:58px;gap:14px}
  .brand-text strong{font-size:15px}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px}
  .btn{width:100%}
  .nav-tools .btn{width:auto}
  .cta-actions .btn{width:100%}
  .badge-key,.badge-scene,.badge-safe{white-space:normal}
  .side-item{grid-template-columns:56px minmax(0,1fr)}
  .side-thumb{width:56px;height:48px}
  .num-item{grid-template-columns:minmax(0,1fr);gap:10px;padding:20px}
}