/* roulang page: index */
:root{
  --bg:#f4f7f5;
  --surface:#ffffff;
  --surface-2:#eef4f0;
  --surface-3:#f8faf8;
  --ink:#14231f;
  --ink-2:#2b3d37;
  --muted:#61736c;
  --line:#dde7e1;
  --line-strong:#cbd9d1;
  --primary:#145c4a;
  --primary-dark:#0d4437;
  --primary-soft:#e2f0e9;
  --accent:#c8963e;
  --accent-dark:#a97826;
  --accent-soft:#f7edd8;
  --danger:#9b4b43;
  --sidebar:#0e2a24;
  --sidebar-2:#123a31;
  --white:#ffffff;
  --shadow-sm:0 1px 2px rgba(14,42,36,.06),0 4px 14px rgba(14,42,36,.05);
  --shadow-md:0 10px 30px rgba(14,42,36,.10);
  --shadow-lg:0 24px 60px rgba(14,42,36,.16);
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:22px;
  --sidebar-w:248px;
  --container:1180px;
  --transition:.22s ease;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:15px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color var(--transition),opacity var(--transition)}
a:hover{color:var(--primary-dark)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{line-height:1.25;color:var(--ink)}
:focus-visible{outline:3px solid rgba(200,150,62,.55);outline-offset:2px}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}
.icon{width:22px;height:22px;display:inline-block;vertical-align:middle;flex:0 0 auto}
.app-shell{min-height:100vh}
.app-sidebar{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--sidebar-w);
  background:linear-gradient(180deg,var(--sidebar) 0%,#0b211c 100%);
  color:#dcebe4;
  padding:24px 17px 20px;
  display:flex;
  flex-direction:column;
  z-index:60;
  overflow-y:auto;
  border-right:1px solid rgba(255,255,255,.06);
  transition:transform .25s ease;
}
.app-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}
.brand{padding:4px 5px 20px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:18px}
.brand-link{display:flex;gap:12px;align-items:flex-start;color:#fff}
.brand-link:hover{color:#fff}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,var(--accent),#e0b96a);
  display:grid;place-items:center;flex:0 0 auto;
  color:#102b24;font-weight:900;font-size:17px;
  box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.brand-text{display:block;font-size:17px;line-height:1.35;font-weight:900;letter-spacing:.2px;color:#fff}
.brand-sub{margin:5px 0 0;font-size:12px;color:#92afa5;letter-spacing:1px}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:4px}
.nav-link{
  display:flex;align-items:center;gap:10px;
  min-height:44px;padding:10px 12px;border-radius:10px;
  color:#c5d8d1;font-size:14px;font-weight:700;line-height:1.4;
  transition:all var(--transition);border:1px solid transparent;
}
.nav-link .icon{width:20px;height:20px;color:#8fb2a7}
.nav-link:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateX(2px)}
.nav-link.active{
  background:linear-gradient(90deg,rgba(200,150,62,.18),rgba(200,150,62,.04));
  color:#fff;border-color:rgba(200,150,62,.35);
  box-shadow:inset 3px 0 0 var(--accent);
}
.nav-link.active .icon{color:var(--accent)}
.sidebar-cta{margin-top:auto;padding-top:24px}
.sidebar-foot{margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08);color:#7f9b90;font-size:11.5px;line-height:1.7}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 20px;border-radius:9px;border:1px solid transparent;
  font-size:14px;font-weight:800;line-height:1.2;white-space:nowrap;
  transition:all var(--transition);text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(20,92,74,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,92,74,.28)}
.btn-accent{background:var(--accent);color:#1b2b26;box-shadow:0 6px 18px rgba(200,150,62,.25)}
.btn-accent:hover{background:#b9852f;color:#111;transform:translateY(-2px);box-shadow:0 10px 24px rgba(200,150,62,.3)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.5);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line-strong);color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-block{width:100%}
.mobile-topbar{
  display:none;position:sticky;top:0;z-index:50;height:64px;
  align-items:center;justify-content:space-between;gap:12px;
  padding:0 18px;background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.nav-toggle{
  width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);display:grid;place-items:center;
  box-shadow:0 2px 8px rgba(14,42,36,.05);
}
.nav-toggle:hover{border-color:var(--line-strong);background:var(--surface-2)}
.mobile-brand{font-weight:900;font-size:15px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mobile-cta{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:8px 13px;border-radius:8px;
  background:var(--accent);color:#1b2b26;font-size:13px;font-weight:900;
}
.mobile-cta:hover{background:#b9852f;color:#111}
.nav-overlay{
  position:fixed;inset:0;background:rgba(8,22,19,.58);z-index:55;
  opacity:0;pointer-events:none;transition:opacity .22s ease;
}
body.nav-open .nav-overlay{opacity:1;pointer-events:auto}
main{flex:1}
.section{padding:78px 0;position:relative}
.section-tight{padding:54px 0;position:relative}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:880px;margin-bottom:34px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--primary);font-size:12px;font-weight:900;letter-spacing:2px;
  text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}
.eyebrow.light{color:#f0d7a5}
.eyebrow.light::before{background:#f0d7a5}
.section-title{font-size:clamp(25px,2.6vw,34px);font-weight:900;letter-spacing:-.4px;margin-bottom:14px;text-wrap:balance}
.section-desc{color:var(--muted);font-size:15px;line-height:1.85;margin:0;max-width:900px}
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(112deg,rgba(9,35,29,.95) 0%,rgba(12,52,43,.92) 55%,rgba(18,71,58,.84) 100%),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color:#fff;padding:74px 0 72px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.hero::before{
  content:"";position:absolute;right:-110px;top:-120px;width:460px;height:460px;
  border-radius:50%;border:1px solid rgba(255,255,255,.08);
  box-shadow:0 0 0 60px rgba(255,255,255,.025),0 0 0 120px rgba(255,255,255,.018);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:100px;
  background:linear-gradient(180deg,transparent,rgba(8,28,23,.32));
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);
  gap:52px;align-items:center;position:relative;z-index:1;
}
.hero-brand{
  display:inline-flex;align-items:center;gap:9px;
  padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  font-size:12px;letter-spacing:1px;color:#d9eee7;margin-bottom:20px;
}
.hero-brand .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(200,150,62,.16)}
.hero h1{
  color:#fff;font-size:clamp(32px,4.1vw,52px);line-height:1.18;
  font-weight:900;letter-spacing:-1px;margin-bottom:20px;text-wrap:balance;
}
.hero-desc{color:#cfe3db;font-size:16px;line-height:1.9;max-width:760px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;list-style:none;padding:0;margin:0}
.tag-pill{
  display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  color:#e7f3ee;font-size:12.5px;font-weight:700;
}
.hero-feature{
  background:#fff;color:var(--ink);border-radius:20px;overflow:hidden;
  box-shadow:0 28px 60px rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.2);
  transform:rotate(.4deg);
}
.hero-feature-media{display:block;overflow:hidden;background:#dce7e1}
.hero-feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.hero-feature:hover .hero-feature-media img{transform:scale(1.035)}
.hero-feature-body{padding:22px 22px 24px}
.kicker{display:inline-flex;align-items:center;gap:7px;color:var(--accent-dark);font-size:12px;font-weight:900;letter-spacing:1.5px;margin-bottom:8px}
.kicker::before{content:"";width:16px;height:2px;background:var(--accent)}
.hero-feature h2{font-size:20px;font-weight:900;margin-bottom:9px;line-height:1.35}
.hero-feature p{font-size:14px;line-height:1.75;color:var(--muted);margin-bottom:14px}
.hero-feature-meta{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}
.mini-tag{display:inline-flex;padding:5px 9px;border-radius:7px;background:var(--primary-soft);color:var(--primary);font-size:11.5px;font-weight:800}
.feature-link{display:inline-flex;align-items:center;gap:7px;font-weight:900;font-size:14px}
.feature-link .icon{width:17px;height:17px;transition:transform var(--transition)}
.feature-link:hover .icon{transform:translateX(3px)}
.metric-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);margin-top:-34px;position:relative;z-index:3;
}
.metric-item{background:#fff;padding:22px 18px;text-align:center}
.metric-item strong{display:block;font-size:28px;font-weight:900;color:var(--primary);line-height:1.2}
.metric-item span{display:block;font-size:13px;color:var(--muted);margin-top:4px}
.cards-grid{margin-bottom:0}
.info-card{
  height:100%;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
  display:flex;flex-direction:column;gap:12px;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.card-icon{
  width:42px;height:42px;border-radius:12px;background:var(--primary-soft);
  color:var(--primary);display:grid;place-items:center;flex:0 0 auto;
}
.card-icon .icon{width:22px;height:22px}
.info-card h3{font-size:17px;margin:0;font-weight:900}
.info-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.tag{display:inline-flex;padding:4px 8px;border-radius:6px;background:var(--surface-2);color:var(--muted);font-size:11.5px;font-weight:700}
.local-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.local-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);border-left:3px solid var(--accent);
  transition:transform var(--transition),box-shadow var(--transition);
}
.local-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.local-index{display:inline-block;font-size:12px;font-weight:900;color:var(--accent-dark);letter-spacing:1px;margin-bottom:8px}
.local-item h3{font-size:17px;margin-bottom:8px}
.local-item p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0}
.case-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
  display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.case-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.case-body{padding:20px;display:flex;flex-direction:column;gap:10px;height:100%}
.case-quote{font-size:14px;line-height:1.8;color:var(--ink-2);margin:0}
.case-person{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:8px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.case-person strong{color:var(--ink);font-size:13px}
.news-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,.75fr);gap:28px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:grid;grid-template-columns:150px 1fr;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
  color:inherit;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong);color:inherit}
.news-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:9px;background:#dce7e1}
.news-body{min-width:0}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:4px}
.news-cat{display:inline-flex;padding:3px 8px;border-radius:6px;background:var(--primary-soft);color:var(--primary);font-weight:800}
.news-body h3{font-size:17px;margin:3px 0 6px;line-height:1.45}
.news-body p{font-size:13.5px;line-height:1.7;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-note{background:#fff;border:1px dashed var(--line-strong);border-radius:var(--radius);padding:26px;color:var(--muted);font-size:14px;margin:0}
.side-note{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:sticky;top:86px}
.side-note h3{font-size:18px;margin-bottom:14px}
.note-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px}
.note-list li{padding-bottom:14px;border-bottom:1px solid var(--line);font-size:13.5px;color:var(--muted);line-height:1.7}
.note-list li:last-child{border-bottom:0;padding-bottom:0}
.note-list strong{display:block;color:var(--ink);font-size:14px;margin-bottom:3px}
.status-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.status-row{
  display:grid;grid-template-columns:1.2fr .8fr .8fr .8fr;gap:14px;
  padding:14px 18px;border-bottom:1px solid var(--line);align-items:center;font-size:13.5px;
}
.status-row:last-child{border-bottom:0}
.status-row.head{background:var(--surface-2);font-size:12.5px;color:var(--muted);font-weight:800}
.status-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 9px;border-radius:999px;font-size:12px;font-weight:800}
.status-badge.ok{background:var(--primary-soft);color:var(--primary)}
.status-badge.warn{background:var(--accent-soft);color:#7b551d}
.category-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.category-card{
  position:relative;overflow:hidden;background:linear-gradient(145deg,#fff,#f1f7f3);
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;
  min-height:196px;transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
  color:var(--ink);display:block;
}
.category-card::after{
  content:"";position:absolute;right:-34px;bottom:-34px;width:130px;height:130px;
  border-radius:50%;background:rgba(200,150,62,.12);border:1px solid rgba(200,150,62,.18);
}
.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);color:var(--ink)}
.category-kicker{display:inline-flex;padding:4px 9px;border-radius:6px;background:var(--accent-soft);color:#76541e;font-size:11.5px;font-weight:900;margin-bottom:12px}
.category-card h3{font-size:19px;margin-bottom:9px}
.category-card p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0;max-width:92%}
.category-link{display:inline-flex;align-items:center;gap:6px;font-weight:900;color:var(--primary);margin-top:16px;font-size:13.5px}
.category-link .icon{width:16px;height:16px;transition:transform var(--transition)}
.category-card:hover .category-link .icon{transform:translateX(3px)}
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.step-card::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));opacity:.7}
.step-num{display:inline-flex;width:32px;height:32px;align-items:center;justify-content:center;border-radius:9px;background:var(--primary);color:#fff;font-size:13px;font-weight:900;margin-bottom:12px}
.step-card h3{font-size:16.5px;margin-bottom:7px}
.step-card p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0}
.reward-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.reward-card{
  background:linear-gradient(180deg,#fff,#fbf7ed);border:1px solid #eadfc8;
  border-radius:var(--radius);padding:22px;box-shadow:0 6px 18px rgba(200,150,62,.08);
  transition:transform var(--transition),box-shadow var(--transition);
}
.reward-card:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(200,150,62,.14)}
.reward-card .card-icon{background:var(--accent-soft);color:var(--accent-dark);margin-bottom:12px}
.reward-card h3{font-size:16.5px;margin-bottom:7px}
.reward-card p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0}
.progress-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;display:grid;grid-template-columns:1fr 1fr;gap:28px;box-shadow:var(--shadow-sm);
}
.progress-item{margin-bottom:18px}
.progress-item:last-child{margin-bottom:0}
.progress-label{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;font-weight:800;margin-bottom:8px}
.progress-label span:last-child{color:var(--primary)}
.progress-track{height:10px;border-radius:999px;background:#e8efeb;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),#2c846b);border-radius:999px}
.progress-summary{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.progress-summary h3{font-size:17px;margin-bottom:10px}
.progress-summary p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0 0 12px}
.progress-summary ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.progress-summary li{display:flex;gap:8px;align-items:flex-start;font-size:13.5px;color:var(--ink-2)}
.progress-summary li .icon{width:18px;height:18px;color:var(--primary);margin-top:3px}
.audience-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.audience-card{padding:26px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.audience-card.no{background:#fbf3f1;border-color:#efd7d3}
.audience-card h3{font-size:18px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.audience-card h3 .icon{color:var(--primary)}
.audience-card.no h3 .icon{color:var(--danger)}
.audience-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.audience-list li{display:flex;gap:9px;font-size:14px;line-height:1.7;color:var(--ink-2)}
.audience-list li .icon{width:18px;height:18px;color:var(--primary);margin-top:3px}
.audience-card.no .audience-list li .icon{color:var(--danger)}
.security-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.security-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition)}
.security-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.security-item .card-icon{margin-bottom:12px}
.security-item h3{font-size:16.5px;margin-bottom:7px}
.security-item p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:940px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:17px 20px;font-weight:900;font-size:15px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  color:var(--ink);transition:background var(--transition);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--surface-2)}
.faq-item summary::after{content:"+";font-size:20px;line-height:1;color:var(--primary);font-weight:700}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 20px 20px;margin:0;color:var(--muted);font-size:14px;line-height:1.85}
.contact-section{
  background:linear-gradient(110deg,rgba(14,42,36,.96),rgba(20,92,74,.91)),url('/assets/images/backpic/back-5.webp') center/cover no-repeat;
  color:#fff;padding:78px 0;
}
.contact-section .section-title{color:#fff}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:start}
.contact-copy p{color:#cfe3db;font-size:15px;line-height:1.85;max-width:560px}
.contact-points{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:12px;color:#d4e7df}
.contact-points li{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.7}
.contact-points .icon{flex:0 0 auto;color:var(--accent);width:20px;height:20px;margin-top:4px}
.contact-panel{background:#fff;border-radius:var(--radius-lg);padding:26px;color:var(--ink);box-shadow:var(--shadow-lg)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13px;font-weight:800;color:var(--ink-2)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;border:1px solid var(--line-strong);border-radius:9px;
  background:#fbfdfc;padding:11px 13px;min-height:44px;color:var(--ink);
  transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
}
.form-field textarea{min-height:112px;resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(20,92,74,.12);outline:0;background:#fff;
}
.form-note{font-size:12.5px;color:var(--muted);margin:12px 0 0;line-height:1.7}
.form-message{
  display:none;margin:14px 0 0;padding:12px 14px;border-radius:9px;
  background:var(--primary-soft);color:var(--primary);font-size:13.5px;font-weight:700;
}
.form-message.is-visible{display:block}
.risk-bar{
  background:var(--accent-soft);border:1px solid #ead8b6;border-radius:var(--radius);
  padding:18px 22px;display:flex;gap:14px;align-items:flex-start;color:#624a1e;
}
.risk-bar .icon{color:#8b6327;margin-top:3px}
.risk-bar p{font-size:13.5px;line-height:1.75;margin:0}
.risk-bar strong{color:#4e3a13}
.site-footer{background:#0b211c;color:#a9c2b8;padding:52px 0 24px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px}
.footer-brand h3{color:#fff;font-size:18px;margin-bottom:10px}
.footer-brand p{font-size:13px;line-height:1.8;color:#8da99e;margin:0}
.footer-col h4{color:#fff;font-size:14px;margin-bottom:14px}
.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.footer-links a{color:#a9c2b8;font-size:13.5px}
.footer-links a:hover{color:#fff}
.footer-meta p{font-size:13px;line-height:1.8;color:#8da99e;margin:0 0 10px}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:#7e9b90;
}
@media (max-width:1180px){
  .container{padding:0 22px}
  .hero-grid{gap:34px}
  .local-grid,.reward-grid,.security-grid,.step-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .app-sidebar{transform:translateX(-100%);box-shadow:18px 0 40px rgba(0,0,0,.22)}
  body.nav-open .app-sidebar{transform:translateX(0)}
  body.nav-open{overflow:hidden}
  .app-main{margin-left:0}
  .mobile-topbar{display:flex}
  .hero{padding:52px 0 50px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-feature{transform:none;max-width:620px}
  .news-layout{grid-template-columns:1fr}
  .side-note{position:static}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .section-tight{padding:42px 0}
  .metric-strip{grid-template-columns:1fr 1fr;margin-top:-22px}
  .category-wall{grid-template-columns:1fr}
  .audience-grid{grid-template-columns:1fr}
  .progress-panel{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-thumb img{aspect-ratio:16/9}
  .status-row{grid-template-columns:1.2fr .8fr .8fr}
  .status-row .hide-sm{display:none}
  .footer-grid{grid-template-columns:1fr}
  .contact-section{padding:56px 0}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero h1{font-size:32px}
  .hero-desc{font-size:15px}
  .hero-actions .btn{width:100%}
  .local-grid,.reward-grid,.security-grid,.step-grid{grid-template-columns:1fr}
  .metric-strip{grid-template-columns:1fr}
  .section-title{font-size:24px}
  .status-row{grid-template-columns:1fr 1fr;gap:8px;font-size:13px}
  .status-row .hide-sm{display:none}
  .news-meta{font-size:11.5px}
  .faq-item summary{font-size:14px;padding:15px 16px}
  .faq-item p{padding:0 16px 17px}
  .contact-panel{padding:20px}
  .mobile-brand{font-size:14px}
}

/* roulang page: category1 */
:root{
 --bg:#f4f7f5;
 --surface:#ffffff;
 --surface-2:#eef4f0;
 --surface-3:#f8faf8;
 --ink:#14231f;
 --ink-2:#2b3d37;
 --muted:#61736c;
 --line:#dde7e1;
 --line-strong:#cbd9d1;
 --primary:#145c4a;
 --primary-dark:#0d4437;
 --primary-soft:#e2f0e9;
 --accent:#c8963e;
 --accent-dark:#a97826;
 --accent-soft:#f7edd8;
 --danger:#9b4b43;
 --sidebar:#0e2a24;
 --sidebar-2:#123a31;
 --white:#ffffff;
 --shadow-sm:0 1px 2px rgba(14,42,36,.06),0 4px 14px rgba(14,42,36,.05);
 --shadow-md:0 10px 30px rgba(14,42,36,.10);
 --shadow-lg:0 24px 60px rgba(14,42,36,.16);
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:22px;
 --sidebar-w:248px;
 --container:1180px;
 --transition:.22s ease;
 --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:var(--font-sans);
 font-size:15px;
 line-height:1.8;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color var(--transition),opacity var(--transition)}
a:hover{color:var(--primary-dark)}
h1,h2,h3,h4,h5{margin:0 0 12px;font-weight:900;line-height:1.32;letter-spacing:-.2px;color:var(--ink)}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;margin:0}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.icon{width:20px;height:20px;display:inline-block;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}

/* ============ 侧边导航 ============ */
.sidebar{
 position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);z-index:60;
 display:flex;flex-direction:column;
 padding:22px 16px 24px;
 overflow-y:auto;
 background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar-2) 100%);
 border-right:1px solid rgba(255,255,255,.06);
 box-shadow:6px 0 30px rgba(8,28,23,.12);
 transition:transform var(--transition);
}
.sidebar::-webkit-scrollbar{width:6px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:3px}
.brand{padding:4px 5px 20px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:18px}
.brand-link{display:flex;gap:12px;align-items:center;color:#fff}
.brand-link:hover{color:#fff}
.brand-mark{
 width:42px;height:42px;border-radius:12px;flex:0 0 auto;
 background:linear-gradient(135deg,var(--accent),#e0b96a);
 display:grid;place-items:center;
 color:#102b24;font-weight:900;font-size:17px;
 box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.brand-info{display:block;min-width:0}
.brand-text{display:block;font-size:16px;line-height:1.35;font-weight:900;letter-spacing:.2px;color:#fff}
.brand-sub{display:block;margin-top:4px;font-size:11px;color:#92afa5;letter-spacing:1.6px}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:4px}
.nav-link{
 display:flex;align-items:center;gap:10px;
 min-height:44px;padding:10px 12px;border-radius:10px;
 color:#c5d8d1;font-size:14px;font-weight:700;line-height:1.4;
 border:1px solid transparent;
 transition:all var(--transition);
}
.nav-link .icon{color:#8fb2a7;flex:0 0 auto}
.nav-link:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateX(2px)}
.nav-link.active{
 background:linear-gradient(90deg,rgba(200,150,62,.18),rgba(200,150,62,.04));
 color:#fff;border-color:rgba(200,150,62,.35);
 box-shadow:inset 3px 0 0 var(--accent);
}
.nav-link.active .icon{color:var(--accent)}
.sidebar-cta{margin-top:auto;padding-top:26px}
.sidebar-note{margin:12px 0 0;font-size:12px;line-height:1.6;color:#88a49a}
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:44px;padding:11px 20px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:800;line-height:1.2;white-space:nowrap;
 transition:all var(--transition);text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(20,92,74,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,92,74,.28)}
.btn-accent{background:var(--accent);color:#1b2b26;box-shadow:0 6px 18px rgba(200,150,62,.25)}
.btn-accent:hover{background:#b9852f;color:#111;transform:translateY(-2px);box-shadow:0 10px 24px rgba(200,150,62,.3)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.32);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line-strong);color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-block{width:100%}

/* ============ 移动端顶栏 ============ */
.mobile-topbar{
 display:none;position:sticky;top:0;z-index:50;height:64px;
 align-items:center;justify-content:space-between;gap:12px;
 padding:0 16px;background:rgba(255,255,255,.95);
 backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.nav-toggle{
 width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
 background:#fff;color:var(--ink);display:grid;place-items:center;
 box-shadow:0 2px 8px rgba(14,42,36,.05);transition:all var(--transition);
}
.nav-toggle:hover{border-color:var(--line-strong);background:var(--surface-2)}
.mobile-brand{font-weight:900;font-size:15px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mobile-cta{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:40px;padding:8px 14px;border-radius:8px;
 background:var(--accent);color:#1b2b26;font-size:13px;font-weight:900;
 transition:all var(--transition);
}
.mobile-cta:hover{background:#b9852f;color:#111}
.nav-overlay{
 position:fixed;inset:0;background:rgba(8,22,19,.58);z-index:55;
 opacity:0;pointer-events:none;transition:opacity .22s ease;
}
body.nav-open .nav-overlay{opacity:1;pointer-events:auto}

/* ============ 基础布局 ============ */
.app-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}
.section{padding:74px 0;position:relative}
.section-tight{padding:52px 0;position:relative}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:880px;margin-bottom:34px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 color:var(--primary);font-size:12px;font-weight:900;letter-spacing:2px;
 text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}
.eyebrow.light{color:#f0d7a5}
.eyebrow.light::before{background:#f0d7a5}
.section-title{font-size:clamp(24px,2.5vw,32px);font-weight:900;letter-spacing:-.4px;margin-bottom:14px;text-wrap:balance}
.section-desc{color:var(--muted);font-size:15px;line-height:1.85;margin:0;max-width:900px}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:6px 12px;border-radius:999px;
 background:var(--primary-soft);color:var(--primary-dark);
 font-size:12.5px;font-weight:800;line-height:1.4;border:1px solid rgba(20,92,74,.12);
}
.tag.accent{background:var(--accent-soft);color:var(--accent-dark);border-color:rgba(200,150,62,.28)}
.tag.light{background:rgba(255,255,255,.14);color:#f2e6cd;border-color:rgba(255,255,255,.24)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ============ 分类 Hero ============ */
.cat-hero{
 position:relative;overflow:hidden;
 padding:56px 0 66px;
 color:#eaf3ef;
 background:
  radial-gradient(900px 420px at 92% -16%,rgba(200,150,62,.24),transparent 62%),
  linear-gradient(115deg,#0a2822 0%,#0f3d32 56%,#145c4a 100%);
}
.cat-hero::after{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/backpic/back-2.webp');
 background-size:cover;background-position:center;
 opacity:.10;mix-blend-mode:luminosity;pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.14fr .86fr;gap:42px;align-items:start}
.hero-copy h1{
 font-size:clamp(28px,3.2vw,40px);
 color:#fff;line-height:1.28;letter-spacing:-.6px;margin-bottom:16px;
 text-wrap:balance;
}
.hero-lead{color:#c3d8d0;font-size:15.5px;line-height:1.9;max-width:620px;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-card{
 background:rgba(255,255,255,.075);
 border:1px solid rgba(255,255,255,.18);
 border-radius:var(--radius-lg);
 padding:16px;
 box-shadow:0 20px 50px rgba(4,20,16,.28);
 backdrop-filter:blur(8px);
}
.hero-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-sm)}
.hero-card-body{padding:16px 6px 6px}
.hero-card-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.hero-card-title strong{font-size:15.5px;color:#fff;font-weight:900}
.state-dot{
 display:inline-flex;align-items:center;gap:6px;
 font-size:11.5px;font-weight:900;color:#9ee3bf;letter-spacing:.6px;
}
.state-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:#5fd39a;box-shadow:0 0 0 3px rgba(95,211,154,.18)}
.state-list{display:grid;gap:9px}
.state-list li{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 padding:9px 12px;border-radius:8px;
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.09);
 font-size:13px;color:#cfe2da;
}
.state-list li b{color:#fff;font-weight:800;font-size:12.5px}
.hero-card-foot{margin:14px 0 0;font-size:12px;color:#8fae a4;color:#8faea4;line-height:1.7}

/* ============ 指标看板 ============ */
.metrics{padding:0}
.metric-shell{
 position:relative;z-index:5;margin-top:-38px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-md);padding:26px 26px 22px;
}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{
 padding:16px 18px;border-radius:var(--radius-sm);
 background:var(--surface-3);border:1px solid var(--line);
 transition:all var(--transition);
}
.metric:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:var(--line-strong);background:#fff}
.metric strong{
 display:block;font-size:27px;line-height:1.2;font-weight:900;
 color:var(--primary);letter-spacing:-.6px;margin-bottom:6px;
}
.metric strong span{font-size:14px;font-weight:800;color:var(--accent-dark);margin-left:3px}
.metric p{margin:0;font-size:12.8px;line-height:1.65;color:var(--muted)}

/* ============ 卡片通用 ============ */
.card-grid{display:grid;gap:20px}
.card-grid.three{grid-template-columns:repeat(3,1fr)}
.card-grid.two{grid-template-columns:repeat(2,1fr)}
.card{
 display:flex;flex-direction:column;height:100%;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.card-media{position:relative;overflow:hidden;background:var(--surface-2)}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-badge{
 position:absolute;left:12px;top:12px;
 padding:5px 11px;border-radius:999px;
 background:rgba(9,38,31,.82);color:#f3e7cd;
 font-size:11.5px;font-weight:900;letter-spacing:.4px;
 backdrop-filter:blur(6px);
}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:17px;margin-bottom:10px;line-height:1.45}
.card-body p{color:var(--muted);font-size:14px;line-height:1.8;margin-bottom:14px}
.card-foot{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;align-items:center}

/* ============ 对比板块 ============ */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch}
.compare-col{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
}
.compare-col.is-risk{background:#fdf7f0;border-color:#eddbc3}
.compare-col.is-good{background:var(--primary-soft);border-color:rgba(20,92,74,.22)}
.compare-col h3{display:flex;align-items:center;gap:10px;font-size:16.5px;margin-bottom:16px}
.compare-tag{
 display:inline-flex;align-items:center;justify-content:center;
 width:26px;height:26px;border-radius:8px;font-size:12px;font-weight:900;
}
.is-risk .compare-tag{background:#f2ddc0;color:#8a5a1c}
.is-good .compare-tag{background:#c4e3d6;color:var(--primary-dark)}
.compare-list{display:grid;gap:12px}
.compare-list li{
 position:relative;padding:11px 14px 11px 34px;
 border-radius:9px;background:rgba(255,255,255,.72);
 border:1px solid rgba(14,42,36,.07);
 font-size:13.8px;line-height:1.7;color:var(--ink-2);
}
.compare-list li::before{
 content:"";position:absolute;left:14px;top:19px;
 width:8px;height:8px;border-radius:50%;
}
.is-risk .compare-list li::before{background:var(--danger);opacity:.6}
.is-good .compare-list li::before{background:var(--primary)}

/* ============ 里程碑时间线 ============ */
.timeline-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.timeline-note{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow-sm);
}
.timeline-note h3{font-size:17px;margin-bottom:12px}
.timeline-note p{color:var(--muted);font-size:14px;line-height:1.85}
.note-facts{display:grid;gap:10px;margin-top:16px}
.note-facts li{
 display:flex;gap:10px;align-items:flex-start;
 font-size:13.5px;line-height:1.7;color:var(--ink-2);
}
.note-facts li span{
 flex:0 0 auto;width:22px;height:22px;border-radius:7px;
 background:var(--accent-soft);color:var(--accent-dark);
 display:grid;place-items:center;font-size:11px;font-weight:900;
}
.timeline{position:relative}
.tl-item{
 position:relative;padding:0 0 26px 28px;
 border-left:2px solid var(--line-strong);
}
.tl-item:last-child{border-left-color:transparent;padding-bottom:0}
.tl-item::before{
 content:"";position:absolute;left:-7px;top:7px;
 width:12px;height:12px;border-radius:50%;
 background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);
}
.tl-item h4{font-size:15.5px;margin-bottom:6px}
.tl-item p{margin:0;color:var(--muted);font-size:13.8px;line-height:1.8}
.tl-item .tl-date{
 display:inline-block;margin-bottom:6px;font-size:11.5px;
 font-weight:900;letter-spacing:1.2px;color:var(--accent-dark);
}

/* ============ 适用人群 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.scene:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.scene-icon{
 width:42px;height:42px;border-radius:12px;
 background:var(--primary-soft);color:var(--primary);
 display:grid;place-items:center;margin-bottom:14px;
}
.scene h3{font-size:16px;margin-bottom:8px}
.scene p{color:var(--muted);font-size:13.8px;line-height:1.8;margin-bottom:12px}

/* ============ 资讯列表 ============ */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 display:flex;flex-direction:column;height:100%;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-sm);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.news-cat{
 padding:4px 10px;border-radius:999px;
 background:var(--primary-soft);color:var(--primary-dark);
 font-size:11.5px;font-weight:900;
}
.news-date{font-size:12px;color:var(--muted);letter-spacing:.3px}
.news-card h3{font-size:16px;line-height:1.5;margin-bottom:10px}
.news-card h3 a{color:var(--ink)}
.news-card h3 a:hover{color:var(--primary)}
.news-card p{color:var(--muted);font-size:13.6px;line-height:1.78;margin-bottom:16px}
.news-more{
 margin-top:auto;display:inline-flex;align-items:center;gap:6px;
 font-size:13px;font-weight:900;color:var(--primary);
}
.news-more::after{content:"›";font-size:16px;line-height:1}
.news-more:hover{color:var(--accent-dark)}
.empty-note{
 margin:0;padding:26px;border-radius:var(--radius);
 background:var(--surface);border:1px dashed var(--line-strong);
 color:var(--muted);font-size:14px;text-align:center;
}

/* ============ 平台保障 ============ */
.guard-band{
 background:linear-gradient(120deg,#0c2f27 0%,#12483b 60%,#145c4a 100%);
 color:#dfeee8;border-radius:var(--radius-lg);
 padding:40px 34px;box-shadow:var(--shadow-lg);
}
.guard-band h2{color:#fff;font-size:clamp(22px,2.3vw,29px);margin-bottom:12px}
.guard-band .section-desc{color:#b6cec5;max-width:760px}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.guard{
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-sm);padding:18px 16px;
 transition:all var(--transition);
}
.guard:hover{background:rgba(255,255,255,.11);border-color:rgba(200,150,62,.4);transform:translateY(-3px)}
.guard .icon{color:var(--accent);margin-bottom:10px}
.guard h3{font-size:14.5px;color:#fff;margin-bottom:6px}
.guard p{margin:0;font-size:12.8px;line-height:1.72;color:#a9c5bb}

/* ============ 快速结论 + FAQ ============ */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:38px}
.quick-card{
 background:var(--surface-3);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;border-left:3px solid var(--accent);
}
.q-label{
 display:inline-block;margin-bottom:8px;
 font-size:11.5px;font-weight:900;letter-spacing:1.2px;color:var(--accent-dark);
}
.quick-card h3{font-size:15px;margin-bottom:8px}
.quick-card p{margin:0;font-size:13.6px;line-height:1.8;color:var(--muted)}
.faq-list{border-top:1px solid var(--line);margin-top:6px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
 position:relative;list-style:none;cursor:pointer;
 padding:18px 44px 18px 2px;
 font-size:15px;font-weight:800;color:var(--ink);
 transition:color var(--transition);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);
 font-size:22px;font-weight:400;line-height:1;color:var(--accent-dark);
 transition:color var(--transition);
}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--primary)}
.faq-body{padding:0 44px 20px 2px;color:var(--muted);font-size:14px;line-height:1.85}
.faq-body p{margin:0}

/* ============ 转化区 ============ */
.access{
 position:relative;overflow:hidden;color:#e9f3ef;
 background:linear-gradient(115deg,#092620 0%,#0f3d32 62%,#145c4a 100%);
}
.access::after{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/backpic/back-5.webp');
 background-size:cover;background-position:center;
 opacity:.13;mix-blend-mode:luminosity;pointer-events:none;
}
.access .container{position:relative;z-index:2}
.access-card{
 background:rgba(255,255,255,.97);
 border-radius:var(--radius-lg);
 box-shadow:var(--shadow-lg);
 padding:34px;
 display:grid;grid-template-columns:.92fr 1.08fr;gap:36px;
 color:var(--ink);
}
.access-copy h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.access-copy p{color:var(--muted);font-size:14.5px;line-height:1.85}
.access-facts{display:grid;gap:9px;margin-top:18px}
.access-facts li{
 display:flex;gap:9px;align-items:flex-start;
 font-size:13.4px;color:var(--ink-2);line-height:1.7;
}
.access-facts li::before{
 content:"";flex:0 0 auto;width:7px;height:7px;border-radius:50%;
 background:var(--accent);margin-top:9px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:14px}
.field label{
 display:block;margin-bottom:7px;
 font-size:12.5px;font-weight:900;letter-spacing:.6px;color:var(--ink-2);
}
.field input,.field select{
 width:100%;min-height:46px;padding:11px 13px;
 border:1px solid var(--line-strong);border-radius:9px;
 background:#fff;color:var(--ink);font-size:14px;
 transition:border-color var(--transition),box-shadow var(--transition);
 appearance:none;
}
.field select{
 background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
 background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;
 background-size:5px 5px,5px 5px;background-repeat:no-repeat;
}
.field input:focus,.field select:focus{
 outline:none;border-color:var(--primary);
 box-shadow:0 0 0 3px rgba(20,92,74,.13);
}
.form-note{
 margin:12px 0 0;font-size:12.5px;line-height:1.7;color:var(--muted);
}
.form-note.is-on{
 color:var(--primary-dark);font-weight:800;
 padding:10px 12px;border-radius:9px;
 background:var(--primary-soft);border:1px solid rgba(20,92,74,.18);
}

/* ============ 页脚 ============ */
.site-footer{
 background:linear-gradient(180deg,#0b2620 0%,#0e2a24 100%);
 color:#a9c5bb;padding:56px 0 26px;margin-top:0;
 border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand h3{color:#fff;font-size:17px;margin-bottom:12px}
.footer-brand p{color:#93b0a6;font-size:13.6px;line-height:1.85;margin:0;max-width:330px}
.footer-col h4{
 color:#fff;font-size:13.5px;letter-spacing:1px;
 margin-bottom:14px;text-transform:uppercase;
}
.footer-links{display:grid;gap:9px}
.footer-links a{color:#a2bdb3;font-size:13.6px}
.footer-links a:hover{color:var(--accent)}
.footer-meta p{font-size:13px;line-height:1.85;color:#8faea4;margin:0 0 10px}
.footer-bottom{
 margin-top:36px;padding-top:20px;
 border-top:1px solid rgba(255,255,255,.1);
 display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
 font-size:12.5px;color:#7f9c93;
}

/* ============ 响应式 ============ */
@media (max-width:1180px){
 .hero-grid{gap:30px}
 .guard-grid{grid-template-columns:repeat(2,1fr)}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
 .footer-meta{grid-column:1 / -1}
}
@media (max-width:1024px){
 .mobile-topbar{display:flex}
 .sidebar{transform:translateX(-100%);width:280px;box-shadow:14px 0 44px rgba(6,22,18,.3)}
 body.nav-open .sidebar{transform:translateX(0)}
 .app-main{margin-left:0}
 .container{padding:0 20px}
 .section{padding:58px 0}
 .hero-grid{grid-template-columns:1fr;gap:28px}
 .cat-hero{padding:42px 0 58px}
 .metric-grid{grid-template-columns:repeat(2,1fr)}
 .card-grid.three,.scene-grid,.quick-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
 .timeline-layout{grid-template-columns:1fr;gap:28px}
 .access-card{grid-template-columns:1fr;padding:28px;gap:24px}
 .guard-band{padding:32px 24px}
}
@media (max-width:768px){
 .compare-grid{grid-template-columns:1fr}
 .card-grid.three,.card-grid.two,.scene-grid,.quick-grid,.news-grid{grid-template-columns:1fr}
 .metric-shell{padding:20px 18px}
 .metric-grid{gap:12px}
 .guard-grid{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-brand p{max-width:none}
 .form-row{grid-template-columns:1fr}
 .section{padding:48px 0}
 .section-tight{padding:38px 0}
 .news-head{margin-bottom:24px}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .hero-copy h1{font-size:26px}
 .hero-actions .btn{width:100%}
 .metric-grid{grid-template-columns:1fr}
 .metric strong{font-size:24px}
 .mobile-brand{font-size:13.5px}
 .access-card{padding:22px 18px}
 .guard-band{padding:26px 18px}
 .hero-card .state-list li{font-size:12.4px}
}
@media (prefers-reduced-motion:reduce){
 *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
 --bg:#f4f7f5;
 --surface:#ffffff;
 --surface-2:#eef4f0;
 --surface-3:#f8faf8;
 --ink:#14231f;
 --ink-2:#2b3d37;
 --muted:#61736c;
 --line:#dde7e1;
 --line-strong:#cbd9d1;
 --primary:#145c4a;
 --primary-dark:#0d4437;
 --primary-soft:#e2f0e9;
 --accent:#c8963e;
 --accent-dark:#a97826;
 --accent-soft:#f7edd8;
 --danger:#9b4b43;
 --sidebar:#0e2a24;
 --sidebar-2:#123a31;
 --white:#ffffff;
 --shadow-sm:0 1px 2px rgba(14,42,36,.06),0 4px 14px rgba(14,42,36,.05);
 --shadow-md:0 10px 30px rgba(14,42,36,.10);
 --shadow-lg:0 24px 60px rgba(14,42,36,.16);
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:22px;
 --sidebar-w:248px;
 --container:1180px;
 --transition:.22s ease;
 --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px}
body{
 margin:0;
 font-family:var(--font-sans);
 font-size:15px;
 line-height:1.8;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--primary);text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition)}
a:hover{color:var(--primary-dark)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:900;line-height:1.28;letter-spacing:-.3px;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.icon{width:18px;height:18px;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* ---------- layout ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}
.app-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
.section{padding:76px 0;position:relative}
.section-tight{padding:54px 0;position:relative}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:860px;margin-bottom:32px}
.section-title{font-size:clamp(24px,2.5vw,32px);font-weight:900;letter-spacing:-.5px;margin-bottom:12px;text-wrap:balance}
.section-desc{color:var(--muted);font-size:15px;line-height:1.85;margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:12px;font-weight:900;letter-spacing:2px;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}
.eyebrow.light{color:#f0d7a5}
.eyebrow.light::before{background:#f0d7a5}

/* ---------- sidebar nav ---------- */
.sidebar{
 position:fixed;inset:0 auto 0 0;width:var(--sidebar-w);
 padding:22px 16px 20px;display:flex;flex-direction:column;
 background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar-2) 100%);
 z-index:60;overflow-y:auto;transition:transform .26s ease;
}
.brand{padding:4px 5px 20px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:18px}
.brand-link{display:flex;gap:12px;align-items:flex-start;color:#fff}
.brand-link:hover{color:#fff}
.brand-mark{
 width:42px;height:42px;border-radius:12px;
 background:linear-gradient(135deg,var(--accent),#e0b96a);
 display:grid;place-items:center;flex:0 0 auto;
 color:#102b24;font-weight:900;font-size:17px;
 box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.brand-text{display:block;font-size:16px;line-height:1.35;font-weight:900;letter-spacing:.2px;color:#fff}
.brand-sub{margin:5px 0 0;display:block;font-size:12px;color:#92afa5;letter-spacing:1px;font-weight:500}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:4px}
.nav-link{
 display:flex;align-items:center;gap:10px;
 min-height:44px;padding:10px 12px;border-radius:10px;
 color:#c5d8d1;font-size:14px;font-weight:700;line-height:1.4;
 transition:all var(--transition);border:1px solid transparent;
}
.nav-link .icon{width:20px;height:20px;color:#8fb2a7}
.nav-link:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateX(2px)}
.nav-link.active{
 background:linear-gradient(90deg,rgba(200,150,62,.18),rgba(200,150,62,.04));
 color:#fff;border-color:rgba(200,150,62,.35);
 box-shadow:inset 3px 0 0 var(--accent);
}
.nav-link.active .icon{color:var(--accent)}
.sidebar-cta{margin-top:auto;padding-top:26px}
.sidebar-note{margin-top:12px;font-size:12px;line-height:1.7;color:#7f9c92;letter-spacing:.3px}
.mobile-topbar{
 display:none;position:sticky;top:0;z-index:50;height:64px;
 align-items:center;justify-content:space-between;gap:12px;
 padding:0 18px;background:rgba(255,255,255,.95);
 backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
 box-shadow:0 2px 12px rgba(14,42,36,.06);
}
.nav-toggle{
 width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
 background:#fff;color:var(--ink);display:grid;place-items:center;
 box-shadow:0 2px 8px rgba(14,42,36,.05);transition:all var(--transition);
}
.nav-toggle:hover{border-color:var(--line-strong);background:var(--surface-2)}
.mobile-brand{font-weight:900;font-size:15px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mobile-cta{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:40px;padding:8px 13px;border-radius:8px;
 background:var(--accent);color:#1b2b26;font-size:13px;font-weight:900;white-space:nowrap;
}
.mobile-cta:hover{background:#b9852f;color:#111}
.nav-overlay{position:fixed;inset:0;background:rgba(8,22,19,.55);opacity:0;pointer-events:none;transition:opacity .22s ease;z-index:55}
body.nav-open .nav-overlay{opacity:1;pointer-events:auto}

/* ---------- buttons / tags ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:44px;padding:11px 20px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:800;line-height:1.2;white-space:nowrap;
 transition:all var(--transition);text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(20,92,74,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,92,74,.28)}
.btn-accent{background:var(--accent);color:#1b2b26;box-shadow:0 6px 18px rgba(200,150,62,.25)}
.btn-accent:hover{background:#b9852f;color:#111;transform:translateY(-2px);box-shadow:0 10px 24px rgba(200,150,62,.3)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.32);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line-strong);color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-block{width:100%}
.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:800;line-height:1.6;background:var(--primary-soft);color:var(--primary);border:1px solid rgba(20,92,74,.14)}
.tag-accent{background:var(--accent-soft);color:var(--accent-dark);border-color:rgba(200,150,62,.3)}
.tag-light{background:rgba(255,255,255,.14);color:#f4e6c6;border-color:rgba(255,255,255,.24)}

/* ---------- article hero ---------- */
.article-hero{position:relative;overflow:hidden;padding:54px 0 50px;background:var(--sidebar);color:#fff}
.article-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.3}
.article-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(9,32,27,.95) 0%,rgba(12,52,43,.88) 58%,rgba(20,78,63,.72) 100%)}
.article-hero-inner{position:relative;z-index:2}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:12.5px;color:#9dbab0;margin-bottom:20px}
.crumb a{color:#c8ddd4}
.crumb a:hover{color:var(--accent)}
.crumb-sep{color:#6d8b81}
.crumb-current{color:#e6f1ec}
.article-hero h1{font-size:clamp(25px,3.1vw,38px);line-height:1.34;color:#fff;margin:14px 0 0;letter-spacing:-.5px;max-width:960px;text-wrap:balance}
.hero-lead{
 max-width:900px;color:#cfe3da;font-size:15px;line-height:1.85;margin:16px 0 22px;
 display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;
}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;font-size:13px;color:#a7c3b9}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-item .icon{width:16px;height:16px;color:var(--accent)}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}

/* ---------- article cover & body ---------- */
.article-cover{margin:0 0 24px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.article-cover img{width:100%;aspect-ratio:21/9;object-fit:cover}
.article-panel{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:34px 38px;box-shadow:var(--shadow-sm);
}
.article-body{font-size:15.5px;line-height:1.9;color:var(--ink-2);word-break:break-word}
.article-body h2{font-size:22px;margin:32px 0 14px;padding-left:14px;border-left:4px solid var(--accent);line-height:1.4}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:17.5px;margin:26px 0 10px;color:var(--ink)}
.article-body h4{font-size:15.5px;margin:20px 0 8px;color:var(--ink)}
.article-body p{margin:0 0 16px}
.article-body ul{margin:0 0 18px;padding:0}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:8px}
.article-body ul li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--accent);transform:rotate(45deg)}
.article-body ol{margin:0 0 18px;padding-left:22px;list-style:decimal}
.article-body ol li{margin-bottom:8px}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body strong{color:var(--ink);font-weight:800}
.article-body blockquote{margin:22px 0;padding:16px 20px;background:var(--primary-soft);border-left:4px solid var(--primary);border-radius:0 10px 10px 0;color:var(--ink-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius);margin:18px 0;box-shadow:var(--shadow-sm)}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--surface-2);font-weight:800;color:var(--ink)}
.article-empty{text-align:center;padding:34px 10px 26px}
.article-empty h2{font-size:24px;margin-bottom:12px}
.article-empty p{color:var(--muted);font-size:14.5px;margin-bottom:22px}

/* ---------- metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.metric-label{display:block;font-size:12.5px;font-weight:800;letter-spacing:1.4px;color:var(--muted);margin-bottom:8px}
.metric-value{display:block;font-size:31px;font-weight:900;color:var(--primary);line-height:1.12;letter-spacing:-1px;font-variant-numeric:tabular-nums}
.metric-value span{font-size:14px;font-weight:800;color:var(--accent-dark);margin-left:2px}
.metric-card p{margin-top:10px;font-size:13.5px;color:var(--muted);line-height:1.72}

/* ---------- card grids ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);height:100%;
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.card h3{font-size:17px;margin-bottom:10px}
.card p{font-size:14px;color:var(--muted);line-height:1.82}
.point-card{position:relative;padding-top:26px}
.point-num{position:absolute;top:20px;right:22px;font-size:13px;font-weight:900;color:var(--accent);letter-spacing:1px;font-variant-numeric:tabular-nums}
.point-icon{width:40px;height:40px;border-radius:11px;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;margin-bottom:14px}
.point-icon .icon{width:20px;height:20px}
.card-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.timeline-item{
 position:relative;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:24px 20px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.timeline-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.timeline-item::before{content:"";position:absolute;left:20px;top:0;width:34px;height:3px;border-radius:3px;background:var(--accent)}
.timeline-date{display:inline-block;font-size:12px;font-weight:900;letter-spacing:.8px;color:var(--primary);background:var(--primary-soft);padding:3px 10px;border-radius:999px;margin-bottom:12px}
.timeline-item h3{font-size:16px;margin-bottom:8px}
.timeline-item p{font-size:13.5px;color:var(--muted);line-height:1.78}

/* ---------- compare table ---------- */
.compare-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.compare-table{width:100%;border-collapse:collapse;font-size:14px;margin:0}
.compare-table th,.compare-table td{padding:15px 20px;text-align:left;border-bottom:1px solid var(--line)}
.compare-table thead th{background:var(--primary);color:#fff;font-size:13.5px;font-weight:800;letter-spacing:.5px;border-bottom:none}
.compare-table thead th:first-child{background:var(--primary-dark)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody tr:hover{background:var(--surface-3)}
.compare-table td:first-child{font-weight:800;color:var(--ink)}
.compare-table td{color:var(--muted)}
.compare-note{margin-top:14px;font-size:13px;color:var(--muted)}

/* ---------- guard cards ---------- */
.guard-card{
 display:flex;gap:14px;align-items:flex-start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:20px;box-shadow:var(--shadow-sm);height:100%;
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.guard-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.guard-icon{width:40px;height:40px;border-radius:11px;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;flex:0 0 auto}
.guard-icon .icon{width:20px;height:20px}
.guard-card h3{font-size:15.5px;margin-bottom:6px}
.guard-card p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- faq ---------- */
.faq-list{max-width:900px}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:0 20px;box-shadow:var(--shadow-sm);margin-bottom:12px;transition:border-color var(--transition),box-shadow var(--transition);
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 30px 16px 0;position:relative;font-weight:800;color:var(--ink);font-size:15px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:20px;line-height:1;color:var(--accent);font-weight:700}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary{color:var(--primary)}
.faq-item p{padding:0 0 18px;color:var(--muted);font-size:14px;line-height:1.85;max-width:820px}

/* ---------- cta band ---------- */
.cta-band{position:relative;overflow:hidden;padding:60px 0;background:linear-gradient(115deg,#0b2b24 0%,#155444 68%,#1b6a55 100%);color:#fff}
.cta-band::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-5.webp');background-size:cover;background-position:center;opacity:.14}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);color:#fff;margin-bottom:10px}
.cta-inner p{color:#c6ddd4;font-size:14.5px;max-width:640px;line-height:1.85}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--sidebar);color:#c5d8d1;padding:54px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:34px}
.footer-brand h3{color:#fff;font-size:17px;margin-bottom:12px}
.footer-brand p{color:#9db8ae;font-size:13.5px;line-height:1.85}
.footer-col h4{color:#fff;font-size:13.5px;letter-spacing:1px;margin-bottom:14px;font-weight:800}
.footer-links li{margin-bottom:9px}
.footer-links a{color:#a9c3b9;font-size:13.5px}
.footer-links a:hover{color:var(--accent)}
.footer-meta p{font-size:13px;color:#93ada3;line-height:1.9;margin-bottom:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0 22px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;color:#8ea79d}

/* ---------- responsive ---------- */
@media (max-width:1180px){
 .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1024px){
 .sidebar{transform:translateX(-100%);box-shadow:var(--shadow-lg)}
 body.nav-open .sidebar{transform:translateX(0)}
 .app-main{margin-left:0}
 .mobile-topbar{display:flex}
 .article-panel{padding:28px 26px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
 .section{padding:58px 0}
 .section-tight{padding:44px 0}
}
@media (max-width:768px){
 .container{padding:0 18px}
 .article-hero{padding:38px 0 36px}
 .hero-lead{-webkit-line-clamp:5}
 .grid-3,.grid-2,.grid-4,.metric-grid,.timeline{grid-template-columns:1fr}
 .article-panel{padding:24px 20px;border-radius:var(--radius)}
 .article-body{font-size:15px}
 .article-body h2{font-size:20px;margin-top:26px}
 .compare-table th,.compare-table td{padding:12px 14px;font-size:13px}
 .compare-table{display:block;overflow-x:auto;white-space:nowrap}
 .cta-inner{flex-direction:column;align-items:flex-start}
 .cta-actions{width:100%}
 .cta-actions .btn{flex:1 1 auto}
 .footer-grid{grid-template-columns:1fr;gap:24px;padding-bottom:26px}
 .faq-item summary{font-size:14.5px;padding-right:26px}
}
@media (max-width:520px){
 .article-hero h1{font-size:23px}
 .mobile-brand{font-size:14px}
 .metric-value{font-size:27px}
 .article-cover img{aspect-ratio:16/10}
 .section,.section-tight{padding-left:0;padding-right:0}
}

/* roulang page: category2 */
:root{
 --bg:#f4f7f5;
 --surface:#ffffff;
 --surface-2:#eef4f0;
 --surface-3:#f8faf8;
 --ink:#14231f;
 --ink-2:#2b3d37;
 --muted:#61736c;
 --line:#dde7e1;
 --line-strong:#cbd9d1;
 --primary:#145c4a;
 --primary-dark:#0d4437;
 --primary-soft:#e2f0e9;
 --accent:#c8963e;
 --accent-dark:#a97826;
 --accent-soft:#f7edd8;
 --danger:#9b4b43;
 --sidebar:#0e2a24;
 --sidebar-2:#123a31;
 --white:#ffffff;
 --shadow-sm:0 1px 2px rgba(14,42,36,.06),0 4px 14px rgba(14,42,36,.05);
 --shadow-md:0 10px 30px rgba(14,42,36,.10);
 --shadow-lg:0 24px 60px rgba(14,42,36,.16);
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:22px;
 --sidebar-w:248px;
 --container:1180px;
 --transition:.22s ease;
 --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:var(--font-sans);
 font-size:15px;
 line-height:1.8;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color var(--transition),opacity var(--transition)}
a:hover{color:var(--primary-dark)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.35;color:var(--ink)}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ===== App shell ===== */
.site-header{
 position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);z-index:60;
 padding:22px 16px 20px;display:flex;flex-direction:column;
 background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar-2) 100%);
 border-right:1px solid rgba(255,255,255,.06);
 overflow-y:auto;transition:transform var(--transition);
}
.brand{padding:4px 5px 20px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:18px}
.brand-link{display:flex;gap:12px;align-items:flex-start;color:#fff}
.brand-link:hover{color:#fff}
.brand-mark{
 width:42px;height:42px;border-radius:12px;
 background:linear-gradient(135deg,var(--accent),#e0b96a);
 display:grid;place-items:center;flex:0 0 auto;
 color:#102b24;font-weight:900;font-size:17px;
 box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.brand-text{display:block;font-size:17px;line-height:1.35;font-weight:900;letter-spacing:.2px;color:#fff}
.brand-sub{margin:5px 0 0;font-size:12px;color:#92afa5;letter-spacing:1px;display:block;font-weight:400}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:4px}
.nav-link{
 display:flex;align-items:center;gap:10px;
 min-height:44px;padding:10px 12px;border-radius:10px;
 color:#c5d8d1;font-size:14px;font-weight:700;line-height:1.4;
 transition:all var(--transition);border:1px solid transparent;
}
.nav-link .icon{color:#8fb2a7}
.nav-link:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateX(2px)}
.nav-link.active{
 background:linear-gradient(90deg,rgba(200,150,62,.18),rgba(200,150,62,.04));
 color:#fff;border-color:rgba(200,150,62,.35);
 box-shadow:inset 3px 0 0 var(--accent);
}
.nav-link.active .icon{color:var(--accent)}
.sidebar-cta{margin-top:auto;padding-top:24px}
.sidebar-note{font-size:12px;line-height:1.65;color:#8fb2a7;margin:12px 2px 0}
.app-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}

/* ===== Mobile bar ===== */
.mobile-topbar{
 display:none;position:sticky;top:0;z-index:70;height:64px;
 align-items:center;justify-content:space-between;gap:12px;
 padding:0 16px;background:rgba(255,255,255,.94);
 backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.nav-toggle{
 width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
 background:#fff;color:var(--ink);display:grid;place-items:center;
 box-shadow:0 2px 8px rgba(14,42,36,.05);transition:all var(--transition);
}
.nav-toggle:hover{border-color:var(--line-strong);background:var(--surface-2)}
.mobile-brand{font-weight:900;font-size:15px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mobile-brand:hover{color:var(--primary)}
.mobile-cta{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:40px;padding:8px 13px;border-radius:8px;
 background:var(--accent);color:#1b2b26;font-size:13px;font-weight:900;
 transition:all var(--transition);
}
.mobile-cta:hover{background:#b9852f;color:#111}
.nav-overlay{
 position:fixed;inset:0;background:rgba(8,22,19,.58);z-index:55;
 opacity:0;pointer-events:none;transition:opacity .22s ease;
}
body.nav-open .nav-overlay{opacity:1;pointer-events:auto}

/* ===== Buttons ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:44px;padding:11px 20px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:800;line-height:1.2;white-space:nowrap;
 transition:all var(--transition);text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(20,92,74,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,92,74,.28)}
.btn-accent{background:var(--accent);color:#1b2b26;box-shadow:0 6px 18px rgba(200,150,62,.25)}
.btn-accent:hover{background:#b9852f;color:#111;transform:translateY(-2px);box-shadow:0 10px 24px rgba(200,150,62,.3)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.5);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line-strong);color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-block{width:100%}

/* ===== Sections ===== */
.section{padding:76px 0;position:relative}
.section-tight{padding:52px 0;position:relative}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:860px;margin-bottom:32px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 color:var(--primary);font-size:12px;font-weight:900;letter-spacing:2px;
 margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}
.eyebrow.light{color:#f0d7a5}
.eyebrow.light::before{background:#f0d7a5}
.section-title{font-size:clamp(24px,2.5vw,33px);font-weight:900;letter-spacing:-.4px;margin-bottom:14px;text-wrap:balance}
.section-desc{color:var(--muted);font-size:15px;line-height:1.85;margin:0;max-width:880px}

/* ===== Hero ===== */
.hero{
 position:relative;overflow:hidden;color:#fff;
 padding:66px 0 74px;
 background:linear-gradient(112deg,rgba(9,35,29,.96) 0%,rgba(12,52,43,.93) 55%,rgba(18,71,58,.86) 100%),
 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(27px,3.1vw,42px);line-height:1.24;letter-spacing:-.6px;margin:0 0 16px;color:#fff}
.hero-lead{font-size:16px;line-height:1.85;color:#cfe0d9;max-width:560px;margin:0 0 22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.hero-tags .tag{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.18);color:#e8f2ee}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{margin:18px 0 0;font-size:13px;color:#9dbbb0}

/* console panel */
.console{
 background:#0b1f1a;border:1px solid rgba(255,255,255,.13);
 border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);
}
.console-bar{
 display:flex;align-items:center;gap:7px;
 padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.08);
 background:rgba(255,255,255,.04);
}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block}
.dot-r{background:#d9705f}.dot-y{background:#d9b25f}.dot-g{background:#63b995}
.console-title{margin-left:8px;font-size:12px;letter-spacing:1px;color:#8fb2a7}
.console-body{
 padding:18px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
 font-size:13px;line-height:1.9;color:#cfe6dd;
}
.console-body .line{margin:0 0 8px;display:flex;flex-wrap:wrap;gap:10px}
.console-body .k{min-width:74px;color:#f0d7a5}
.console-body .v{color:#8fe3c4;font-weight:700}
.console-body .ok{color:#8fe3c4;border:1px solid rgba(143,227,196,.35);border-radius:6px;padding:0 6px;font-size:11px;align-self:center}
.console-body .c{color:#7d968d}

/* ===== Tags ===== */
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:4px 11px;border-radius:999px;font-size:12px;font-weight:800;
 background:var(--primary-soft);color:var(--primary-dark);
 border:1px solid rgba(20,92,74,.14);line-height:1.6;
}
.tag.accent{background:var(--accent-soft);color:var(--accent-dark);border-color:rgba(200,150,62,.26)}

/* ===== Metrics ===== */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);transition:all var(--transition);
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.metric strong{display:block;font-size:31px;line-height:1.1;letter-spacing:-1px;color:var(--primary);margin-bottom:8px}
.metric span{font-size:13px;color:var(--muted);display:block;line-height:1.7}
.metric em{font-style:normal;font-weight:900;font-size:17px;color:var(--primary-dark);margin-right:2px}

/* ===== Matrix cards ===== */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tile{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
 display:flex;flex-direction:column;
}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.tile-icon{
 width:42px;height:42px;border-radius:12px;background:var(--primary-soft);color:var(--primary);
 display:grid;place-items:center;margin-bottom:14px;
}
.tile h3{font-size:17px;font-weight:900;margin-bottom:8px}
.tile p{font-size:14px;color:var(--muted);line-height:1.8;margin:0 0 14px}
.tile .tag{margin-top:auto;align-self:flex-start}

/* ===== Compare ===== */
.compare{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:stretch}
.compare-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);transition:all var(--transition);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.compare-card h3{font-size:17px;font-weight:900;display:flex;align-items:center;gap:10px;margin-bottom:6px}
.compare-card .lead-line{font-size:14px;color:var(--muted);margin-bottom:14px}
.compare-list li{
 display:flex;justify-content:space-between;gap:14px;
 padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;
}
.compare-list li:last-child{border-bottom:0;padding-bottom:0}
.compare-list .k{color:var(--muted)}
.compare-list .v{font-weight:900;color:var(--ink-2);text-align:right}
.compare-vs{
 align-self:center;display:grid;place-items:center;
 width:46px;height:46px;border-radius:50%;
 background:var(--accent-soft);color:var(--accent-dark);
 font-weight:900;font-size:13px;box-shadow:var(--shadow-sm);
}

/* ===== Timeline / steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);transition:all var(--transition);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.step-num{
 display:inline-block;font-size:12px;font-weight:900;letter-spacing:1.5px;
 color:var(--accent-dark);background:var(--accent-soft);
 border-radius:999px;padding:4px 11px;margin-bottom:12px;
}
.step h3{font-size:16px;font-weight:900;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted);line-height:1.78;margin:0}

/* ===== Guarantee with figure ===== */
.guarantee-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center}
.figure{margin:0}
.figure img{
 width:100%;border-radius:16px;border:1px solid var(--line);
 box-shadow:var(--shadow-md);aspect-ratio:4/3;object-fit:cover;
}
.figure figcaption{font-size:13px;color:var(--muted);margin-top:12px;line-height:1.7}
.guarantee-list{display:grid;gap:14px}
.guarantee-item{
 display:grid;grid-template-columns:38px 1fr;gap:14px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:16px 18px;box-shadow:var(--shadow-sm);transition:all var(--transition);
}
.guarantee-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.guarantee-item .tile-icon{margin:0;width:38px;height:38px;border-radius:10px}
.guarantee-item h3{font-size:15px;font-weight:900;margin-bottom:4px}
.guarantee-item p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.75}

/* ===== Quick answers ===== */
.quick{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quick-item{
 background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);
 border-radius:var(--radius-sm);padding:18px 20px;box-shadow:var(--shadow-sm);
 transition:all var(--transition);
}
.quick-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong);border-left-color:var(--primary)}
.quick-item h3{font-size:15px;font-weight:900;margin-bottom:6px}
.quick-item p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.78}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:940px}
details.faq{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
 box-shadow:var(--shadow-sm);transition:all var(--transition);
}
details.faq:hover{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
details.faq summary{
 cursor:pointer;list-style:none;position:relative;
 padding:16px 52px 16px 18px;font-weight:800;font-size:15px;color:var(--ink);
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
 content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);
 font-size:20px;font-weight:700;color:var(--primary);transition:transform var(--transition);
}
details.faq[open]{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
details.faq[open] summary::after{content:"−"}
details.faq .faq-body{padding:0 18px 16px;font-size:14px;color:var(--muted);line-height:1.85}
details.faq .faq-body p{margin:0}

/* ===== CTA form ===== */
.cta-panel{
 background:linear-gradient(120deg,rgba(9,35,29,.96) 0%,rgba(16,74,61,.92) 100%),
 url('/assets/images/backpic/back-5.webp') center/cover no-repeat;
 color:#fff;border-radius:var(--radius-lg);padding:40px;
 display:grid;grid-template-columns:1fr 1fr;gap:36px;box-shadow:var(--shadow-lg);
}
.cta-panel h2{color:#fff;font-size:clamp(22px,2.3vw,29px);font-weight:900;letter-spacing:-.3px;margin-bottom:12px}
.cta-panel p{color:#c2d8d0;font-size:14.5px;line-height:1.85}
.cta-list{display:grid;gap:10px;margin-top:18px}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#d6e7e1}
.cta-list .icon{color:var(--accent);margin-top:3px;width:18px;height:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:800;color:#dcebe5;margin-bottom:6px}
.field input,.field select{
 width:100%;min-height:44px;padding:10px 12px;border-radius:9px;
 border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);
 color:#fff;font-size:14px;transition:all var(--transition);
}
.field input::placeholder{color:rgba(255,255,255,.45)}
.field input:focus,.field select:focus{
 outline:none;border-color:var(--accent);background:rgba(255,255,255,.14);
 box-shadow:0 0 0 3px rgba(200,150,62,.22);
}
.field select option{color:#14231f;background:#fff}
.form-note{font-size:12px;color:#a9c3ba;margin:10px 0 0;line-height:1.7}
.form-msg{display:none;margin-top:12px;font-size:13px;font-weight:800;color:#8fe3c4}
.form-msg.show{display:block}

/* ===== Footer ===== */
.site-footer{
 background:var(--sidebar);color:#c5d8d1;padding:56px 0 22px;margin-top:auto;
 border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand h3{color:#fff;font-size:17px;font-weight:900;margin-bottom:10px}
.footer-brand p{font-size:13.5px;color:#9dbbb0;line-height:1.85;margin:0;max-width:320px}
.footer-col h4{color:#fff;font-size:14px;font-weight:900;margin-bottom:14px;letter-spacing:.5px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#b6cdc5;font-size:13.5px;transition:all var(--transition)}
.footer-links a:hover{color:#fff;transform:translateX(2px);display:inline-block}
.footer-meta p{font-size:13px;color:#9dbbb0;line-height:1.9;margin:0 0 10px}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
 border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:18px;
 font-size:12.5px;color:#8fb2a7;
}

/* ===== Responsive ===== */
@media (max-width:1180px){
 .hero-grid{gap:34px}
 .matrix{grid-template-columns:repeat(2,1fr)}
 .metrics{grid-template-columns:repeat(2,1fr)}
 .steps{grid-template-columns:repeat(2,1fr)}
 .quick{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
 .footer-meta{grid-column:1/-1}
}
@media (max-width:1024px){
 .site-header{transform:translateX(-100%);box-shadow:var(--shadow-lg);width:280px}
 body.nav-open .site-header{transform:translateX(0)}
 .app-main{margin-left:0}
 .mobile-topbar{display:flex}
 .hero{padding:44px 0 56px}
 .hero-grid{grid-template-columns:1fr;gap:30px}
 .hero-lead{max-width:none}
 .compare{grid-template-columns:1fr}
 .compare-vs{justify-self:center;margin:2px 0}
 .guarantee-wrap{grid-template-columns:1fr;gap:26px}
 .cta-panel{grid-template-columns:1fr;padding:30px;gap:24px}
 .section{padding:58px 0}
}
@media (max-width:768px){
 .container{padding:0 18px}
 .metrics{grid-template-columns:1fr 1fr;gap:12px}
 .metric{padding:18px 16px}
 .metric strong{font-size:26px}
 .matrix{grid-template-columns:1fr}
 .steps{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr 1fr}
 .footer-brand{grid-column:1/-1}
 .footer-bottom{flex-direction:column;align-items:flex-start}
 .console-body{font-size:12px}
 .section-head{margin-bottom:24px}
}
@media (max-width:520px){
 .hero-actions .btn{width:100%}
 .hero-tags{gap:8px}
 .metrics{grid-template-columns:1fr}
 .cta-panel{padding:22px;border-radius:16px}
 .footer-grid{grid-template-columns:1fr}
 .mobile-brand{font-size:14px}
 .section{padding:48px 0}
 .section-tight{padding:40px 0}
 .console-body{padding:14px}
}

/* roulang page: category3 */
:root{
 --bg:#f4f7f5;
 --surface:#ffffff;
 --surface-2:#eef4f0;
 --surface-3:#f8faf8;
 --ink:#14231f;
 --ink-2:#2b3d37;
 --muted:#61736c;
 --line:#dde7e1;
 --line-strong:#cbd9d1;
 --primary:#145c4a;
 --primary-dark:#0d4437;
 --primary-soft:#e2f0e9;
 --accent:#c8963e;
 --accent-dark:#a97826;
 --accent-soft:#f7edd8;
 --danger:#9b4b43;
 --sidebar:#0e2a24;
 --sidebar-2:#123a31;
 --white:#ffffff;
 --shadow-sm:0 1px 2px rgba(14,42,36,.06),0 4px 14px rgba(14,42,36,.05);
 --shadow-md:0 10px 30px rgba(14,42,36,.10);
 --shadow-lg:0 24px 60px rgba(14,42,36,.16);
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:22px;
 --sidebar-w:248px;
 --container:1180px;
 --transition:.22s ease;
 --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:var(--font-sans);
 font-size:15px;
 line-height:1.8;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color var(--transition),opacity var(--transition)}
a:hover{color:var(--primary-dark)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35;font-weight:900}
p{margin:0 0 12px}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(200,150,62,.55);outline-offset:2px}
.icon{width:20px;height:20px;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}

/* 侧边导航 */
.sidebar{
 position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;
 background:linear-gradient(180deg,var(--sidebar),var(--sidebar-2));
 display:flex;flex-direction:column;
 padding:22px 18px 24px;overflow-y:auto;z-index:60;
}
.brand{padding:4px 5px 20px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:18px}
.brand-link{display:flex;gap:12px;align-items:flex-start;color:#fff}
.brand-link:hover{color:#fff}
.brand-mark{
 width:42px;height:42px;border-radius:12px;
 background:linear-gradient(135deg,var(--accent),#e0b96a);
 display:grid;place-items:center;flex:0 0 auto;
 color:#102b24;font-weight:900;font-size:17px;
 box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.brand-text{display:block;font-size:17px;line-height:1.35;font-weight:900;letter-spacing:.2px;color:#fff}
.brand-sub{display:block;margin-top:5px;font-size:12px;color:#92afa5;letter-spacing:1px;font-weight:600}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:4px}
.nav-link{
 display:flex;align-items:center;gap:10px;
 min-height:44px;padding:10px 12px;border-radius:10px;
 color:#c5d8d1;font-size:14px;font-weight:700;line-height:1.4;
 transition:all var(--transition);border:1px solid transparent;
}
.nav-link .icon{color:#8fb2a7}
.nav-link:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateX(2px)}
.nav-link.active{
 background:linear-gradient(90deg,rgba(200,150,62,.18),rgba(200,150,62,.04));
 color:#fff;border-color:rgba(200,150,62,.35);
 box-shadow:inset 3px 0 0 var(--accent);
}
.nav-link.active .icon{color:var(--accent)}
.sidebar-cta{margin-top:auto;padding-top:24px}
.sidebar-note{margin:12px 2px 0;font-size:12px;line-height:1.7;color:#87a49b}

/* 按钮 */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:44px;padding:11px 20px;border-radius:9px;border:1px solid transparent;
 font-size:14px;font-weight:800;line-height:1.2;white-space:nowrap;
 transition:all var(--transition);text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(20,92,74,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,92,74,.28)}
.btn-accent{background:var(--accent);color:#1b2b26;box-shadow:0 6px 18px rgba(200,150,62,.25)}
.btn-accent:hover{background:#b9852f;color:#111;transform:translateY(-2px);box-shadow:0 10px 24px rgba(200,150,62,.3)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.5);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line-strong);color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-block{width:100%}

/* 移动顶栏 */
.mobile-topbar{
 display:none;position:sticky;top:0;z-index:50;height:64px;
 align-items:center;justify-content:space-between;gap:12px;
 padding:0 18px;background:rgba(255,255,255,.94);
 backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.nav-toggle{
 width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
 background:#fff;color:var(--ink);display:grid;place-items:center;
 box-shadow:0 2px 8px rgba(14,42,36,.05);transition:all var(--transition);
}
.nav-toggle:hover{border-color:var(--line-strong);background:var(--surface-2)}
.mobile-brand{font-weight:900;font-size:15px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mobile-cta{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:40px;padding:8px 13px;border-radius:8px;
 background:var(--accent);color:#1b2b26;font-size:13px;font-weight:900;
}
.mobile-cta:hover{background:#b9852f;color:#111}
.nav-overlay{position:fixed;inset:0;background:rgba(8,22,19,.58);z-index:55;opacity:0;pointer-events:none;transition:opacity .22s ease}
body.nav-open .nav-overlay{opacity:1;pointer-events:auto}

.app-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
main{flex:1}

/* 板块 */
.section{padding:76px 0;position:relative}
.section-tight{padding:54px 0;position:relative}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:880px;margin-bottom:34px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 color:var(--primary);font-size:12px;font-weight:900;letter-spacing:2px;
 text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}
.eyebrow.light{color:#f0d7a5}
.eyebrow.light::before{background:#f0d7a5}
.section-title{font-size:clamp(24px,2.5vw,32px);font-weight:900;letter-spacing:-.4px;margin-bottom:14px;text-wrap:balance}
.section-desc{color:var(--muted);font-size:15px;line-height:1.85;margin:0;max-width:900px}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--sidebar);color:#fff}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.45}
.hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(112deg,rgba(9,35,29,.96) 0%,rgba(12,52,43,.9) 55%,rgba(18,71,58,.72) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;padding:84px 28px 76px}
.hero h1{color:#fff;font-size:clamp(27px,3.3vw,41px);letter-spacing:-.6px;margin-bottom:16px;text-wrap:balance}
.hero-lead{color:#d3e4de;font-size:16px;line-height:1.85;max-width:600px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}

/* 标签 */
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:4px 11px;border-radius:999px;
 background:var(--primary-soft);color:var(--primary);
 font-size:12px;font-weight:800;letter-spacing:.3px;line-height:1.6;
}
.tag-light{background:rgba(255,255,255,.13);color:#f2dfb6;border:1px solid rgba(255,255,255,.22)}
.tag-accent{background:var(--accent-soft);color:var(--accent-dark)}
.tag-muted{background:var(--surface-2);color:var(--muted)}

/* 券面卡 */
.ticket-card{
 position:relative;background:#fff;color:var(--ink);
 border-radius:var(--radius-lg);padding:26px 26px 24px;
 box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.55);
}
.ticket-card::before,.ticket-card::after{
 content:"";position:absolute;top:58%;width:22px;height:22px;border-radius:50%;
 background:#0d3a30;transform:translateY(-50%);
}
.ticket-card::before{left:-11px}
.ticket-card::after{right:-11px}
.ticket-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px dashed var(--line-strong)}
.ticket-title{font-size:19px;font-weight:900}
.ticket-big{font-size:30px;font-weight:900;color:var(--primary);letter-spacing:-1px;margin:16px 0 4px;line-height:1.25}
.ticket-sub{font-size:13px;color:var(--muted);margin:0 0 14px}
.ticket-meta{display:grid;gap:10px;margin-bottom:18px}
.ticket-meta li{display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:13.5px;padding-bottom:9px;border-bottom:1px dashed var(--line)}
.ticket-meta li:last-child{border-bottom:none;padding-bottom:0}
.ticket-meta span{color:var(--muted)}
.ticket-meta strong{font-weight:800;color:var(--ink-2);text-align:right}
.ticket-foot{margin:12px 0 0;font-size:12px;color:var(--muted);text-align:center}

/* 指标看板 */
.stat-strip{
 display:grid;grid-template-columns:repeat(4,1fr);
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;
}
.stat{padding:26px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat-num{font-size:30px;font-weight:900;color:var(--primary);letter-spacing:-.8px;line-height:1.2}
.stat-label{font-size:13px;color:var(--muted);margin-top:6px}

/* 网格与卡片 */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.card-icon{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 background:var(--primary-soft);color:var(--primary);margin-bottom:16px;
}
.card-icon .icon{width:22px;height:22px}
.card h3{font-size:17px;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px;line-height:1.8;margin:0 0 14px}
.card p:last-child{margin-bottom:0}

/* 更新日志矩阵（左右图文） */
.log-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center}
.figure{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.log-list{display:grid;gap:14px;margin-top:6px}
.log-item{display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;box-shadow:var(--shadow-sm);transition:all var(--transition)}
.log-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.log-dot{width:10px;height:10px;border-radius:50%;background:var(--accent);margin-top:9px;flex:0 0 auto;box-shadow:0 0 0 5px rgba(200,150,62,.14)}
.log-item h4{font-size:15px;margin-bottom:4px}
.log-item p{font-size:13.5px;color:var(--muted);margin:0}

/* 变动对比 */
.change-list{display:grid;gap:12px}
.change-item{
 display:grid;grid-template-columns:150px 1fr auto;align-items:center;gap:18px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:16px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.change-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.change-name{font-weight:900;font-size:14px;color:var(--primary-dark)}
.change-desc{margin:0;font-size:13.5px;color:var(--muted)}

/* 活动卡 */
.activity-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.activity-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.activity-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.activity-body{padding:20px 22px 22px}
.activity-body h3{font-size:16.5px;margin:10px 0 8px}
.activity-body p{font-size:13.5px;color:var(--muted);margin:0 0 12px}

/* 适用人群 + 多端覆盖 */
.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:34px}
.audience-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:all var(--transition)}
.audience-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.audience-item h4{font-size:15.5px;margin-bottom:8px}
.audience-item p{font-size:13.5px;color:var(--muted);margin:0}
.coverage-panel{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:26px 28px;box-shadow:var(--shadow-sm);
}
.coverage-panel h3{font-size:18px;margin-bottom:8px}
.coverage-panel > p{color:var(--muted);font-size:14px;max-width:840px}
.coverage-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
.coverage-item{display:flex;gap:12px;align-items:flex-start;background:var(--surface-3);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px}
.coverage-item .icon{color:var(--primary);margin-top:2px}
.coverage-item strong{display:block;font-size:14px;margin-bottom:3px}
.coverage-item span{font-size:13px;color:var(--muted)}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.news-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.news-thumb{display:block;overflow:hidden}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.news-body h3{font-size:15.5px;line-height:1.5}
.news-body h3 a{color:var(--ink)}
.news-body h3 a:hover{color:var(--primary)}
.news-body p{font-size:13.5px;color:var(--muted);margin:0;flex:1}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--muted);padding-top:8px;border-top:1px solid var(--line)}
.news-empty{color:var(--muted);font-size:14px;background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);padding:26px;text-align:center;grid-column:1/-1}

/* 平台保障 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.guard{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-sm);transition:all var(--transition);
}
.guard:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.guard .icon{color:var(--accent-dark);margin-bottom:12px;width:24px;height:24px}
.guard h4{font-size:15px;margin-bottom:6px}
.guard p{font-size:13.5px;color:var(--muted);margin:0}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:940px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:0 20px;box-shadow:var(--shadow-sm);transition:border-color var(--transition),box-shadow var(--transition)}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
.faq-item summary{
 cursor:pointer;list-style:none;padding:17px 0;
 font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:700;color:var(--primary);line-height:1}
.faq-item[open] summary::after{content:"−"}
.faq-item p{margin:0 0 18px;color:var(--muted);font-size:14px;max-width:820px}

/* 登记表单 */
.notify-wrap{
 display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:34px;box-shadow:var(--shadow-sm);
}
.notify-form .form-row{display:grid;gap:6px;margin-bottom:14px}
.form-row label{font-size:13px;font-weight:800;color:var(--ink-2)}
.form-row input,.form-row select{
 height:44px;width:100%;padding:0 12px;border:1px solid var(--line-strong);
 border-radius:9px;background:#fff;color:var(--ink);font-size:14px;
 transition:border-color var(--transition),box-shadow var(--transition);
}
.form-row input:focus,.form-row select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(20,92,74,.12)}
.form-hint{margin:12px 0 0;font-size:12.5px;color:var(--muted)}
.notify-side h3{font-size:20px;margin-bottom:10px}
.notify-side p{color:var(--muted);font-size:14px}
.notify-side ul{display:grid;gap:10px;margin-top:14px}
.notify-side li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-2)}
.notify-side li .icon{color:var(--primary);margin-top:2px;width:18px;height:18px}

/* 页脚 */
.site-footer{background:var(--sidebar);color:#c5d8d1;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:36px}
.footer-brand h3{color:#fff;font-size:18px;margin:0 0 10px}
.footer-brand p{font-size:13.5px;color:#9db8ae;margin:0;max-width:320px;line-height:1.8}
.footer-col h4{color:#fff;font-size:14px;margin:0 0 12px;letter-spacing:.5px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#a9c4ba;font-size:13.5px}
.footer-links a:hover{color:var(--accent)}
.footer-meta p{font-size:13px;color:#9db8ae;margin:0 0 10px;line-height:1.8}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.12);padding:16px 0;
 display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
 font-size:12.5px;color:#8fa8a0;
}

/* 响应式 */
@media (max-width:1180px){
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
 .footer-meta{grid-column:1/-1}
}
@media (max-width:1023px){
 .mobile-topbar{display:flex}
 .sidebar{transform:translateX(-100%);transition:transform .26s ease;box-shadow:var(--shadow-lg)}
 body.nav-open .sidebar{transform:translateX(0)}
 .app-main{margin-left:0}
 .hero-inner{grid-template-columns:1fr;gap:34px;padding:64px 28px 60px}
 .log-layout{grid-template-columns:1fr;gap:26px}
 .grid-4,.grid-3,.news-grid,.guard-grid{grid-template-columns:repeat(2,1fr)}
 .coverage-list{grid-template-columns:1fr}
 .notify-wrap{grid-template-columns:1fr;gap:24px;padding:26px}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .stat:nth-child(2){border-right:none}
 .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
}
@media (max-width:768px){
 .container{padding:0 18px}
 .section{padding:56px 0}
 .section-tight{padding:42px 0}
 .hero-inner{padding:52px 18px 48px}
 .audience-grid{grid-template-columns:1fr}
 .change-item{grid-template-columns:1fr;gap:8px}
 .change-item .tag{justify-self:start}
 .footer-grid{grid-template-columns:1fr 1fr}
 .footer-brand{grid-column:1/-1}
}
@media (max-width:560px){
 .grid-4,.grid-3,.grid-2,.news-grid,.guard-grid,.stat-strip,.footer-grid{grid-template-columns:1fr}
 .stat{border-right:none;border-bottom:1px solid var(--line)}
 .stat:last-child{border-bottom:none}
 .hero-actions .btn{width:100%}
 .mobile-brand{font-size:14px}
 .footer-bottom{flex-direction:column;align-items:flex-start}
}