/* roulang page: index */
:root{
  --pitch:#12513C;
  --pitch-dark:#0B3A2B;
  --pitch-light:#1B6B50;
  --lime:#C6F24E;
  --lime-deep:#A9D93A;
  --whistle:#FF6A2B;
  --page:#F7F6F2;
  --card:#FFFFFF;
  --grey:#ECEBE5;
  --ink:#101A15;
  --text:#2A332E;
  --muted:#6B7A72;
  --line:#DDE2DC;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-card:0 8px 24px rgba(16,26,21,.06);
  --shadow-hover:0 14px 34px rgba(16,26,21,.12);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  background:var(--page);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:3px solid rgba(198,242,78,.75);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:640px){.container{padding-left:32px;padding-right:32px;}}
@media (min-width:1024px){.container{padding-left:40px;padding-right:40px;}}

.section{padding-top:56px;padding-bottom:56px;}
@media (min-width:640px){.section{padding-top:80px;padding-bottom:80px;}}
@media (min-width:1024px){.section{padding-top:104px;padding-bottom:104px;}}
.section-tight{padding-top:48px;padding-bottom:48px;}
@media (min-width:1024px){.section-tight{padding-top:72px;padding-bottom:72px;}}

.h1{font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1.15;}
@media (min-width:640px){.h1{font-size:40px;}}
@media (min-width:1024px){.h1{font-size:52px;}}
.h2{font-size:22px;font-weight:800;line-height:1.25;letter-spacing:-.01em;}
@media (min-width:640px){.h2{font-size:26px;}}
@media (min-width:1024px){.h2{font-size:32px;}}
.h3{font-size:20px;font-weight:700;line-height:1.4;}
.lead{font-size:16px;color:var(--muted);line-height:1.85;}
.small{font-size:14px;line-height:1.7;color:var(--muted);}
.mono{font-family:ui-monospace,SFMono-Regular,Roboto Mono,Menlo,monospace;font-variant-numeric:tabular-nums;font-weight:700;}
.eyebrow{font-size:12px;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.92);
  border-bottom:1px solid var(--line);
  transition:background .25s ease, box-shadow .25s ease, backdrop-filter .25s ease;
}
.site-header.is-scrolled{
  background:rgba(247,246,242,.82);
  backdrop-filter:blur(8px);
  box-shadow:0 6px 20px rgba(16,26,21,.06);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px;}
.nav-side{display:none;align-items:center;gap:28px;flex:1;}
.nav-side.right{justify-content:flex-end;}
@media (min-width:1024px){.nav-side{display:flex;}}
.nav-link{position:relative;font-size:15px;color:var(--text);padding:6px 2px;transition:color .2s ease;white-space:nowrap;}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-4px;width:0;height:2px;background:var(--lime);
  transform:translateX(-50%);transition:width .22s ease;border-radius:2px;
}
.nav-link:hover{color:var(--pitch);}
.nav-link:hover::after{width:100%;}
.nav-link.active{color:var(--pitch);font-weight:600;}
.nav-link.active::after{width:100%;height:3px;}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1;padding:0 8px;}
.brand-main{font-size:20px;font-weight:900;letter-spacing:-.01em;color:var(--ink);}
.brand-sub{font-size:11px;letter-spacing:.34em;color:var(--pitch-light);margin-top:5px;font-weight:600;}
@media (min-width:1024px){
  .brand-main{font-size:22px;}
  .brand{padding:0 24px;}
  .nav-side{gap:32px;}
}
.nav-cta{margin-left:12px;}
.burger{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;
  align-items:center;cursor:pointer;
}
@media (min-width:1024px){.burger{display:none;}}
.burger span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .2s ease;}
.burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.burger.is-open span:nth-child(2){opacity:0;}
.burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-panel{
  display:none;border-top:1px solid var(--line);background:#fff;
  padding:8px 20px 24px;
}
.mobile-panel.is-open{display:block;}
@media (min-width:1024px){.mobile-panel{display:none !important;}}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;font-size:18px;color:var(--text);border-bottom:1px solid var(--line);
}
.mobile-panel a:last-of-type{border-bottom:none;}
.mobile-panel .m-cta{margin-top:16px;display:block;text-align:center;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, background .2s ease, box-shadow .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--pitch-dark);box-shadow:0 6px 18px rgba(18,81,60,.16);}
.btn-primary:hover{background:#d1f86a;transform:translateY(-1px);box-shadow:0 12px 26px rgba(18,81,60,.22);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(18,81,60,.16);}
.btn-primary[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-outline{background:transparent;border-color:var(--pitch);color:var(--pitch);}
.btn-outline:hover{background:rgba(18,81,60,.07);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--pitch);position:relative;
}
.btn-link::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:1px;background:currentColor;transition:width .22s ease;}
.btn-link:hover::after{width:100%;}
.btn-link .arw{transition:transform .22s ease;}
.btn-link:hover .arw{transform:translateX(3px);}
@media (max-width:639px){
  .btn-full-mobile{width:100%;}
}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.04em;}
.badge-live{background:var(--whistle);color:#fff;}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite;}
.badge-soon{background:var(--lime);color:var(--pitch-dark);}
.badge-cat{background:var(--grey);color:#5b6a62;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.8);}}

.chip{
  display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;color:var(--text);transition:all .2s ease;
}
.chip:hover{border-color:var(--lime-deep);color:var(--pitch);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,#0B3A2B 0%,#12513C 58%,#0B3A2B 100%);
  color:#fff;
}
.hero::after{
  content:"";position:absolute;right:-140px;bottom:-180px;width:520px;height:520px;
  border:2px solid rgba(198,242,78,.08);border-radius:50%;
  box-shadow:0 0 0 60px rgba(198,242,78,.05), 0 0 0 140px rgba(198,242,78,.03);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:40px;padding-top:48px;padding-bottom:64px;}
@media (min-width:1024px){
  .hero-inner{grid-template-columns:1.45fr 1fr;gap:56px;padding-top:84px;padding-bottom:104px;align-items:center;}
}
.hero-title{font-size:30px;font-weight:900;line-height:1.16;letter-spacing:-.02em;}
@media (min-width:640px){.hero-title{font-size:42px;}}
@media (min-width:1024px){.hero-title{font-size:54px;}}
.hero-sub{margin-top:18px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.78);max-width:560px;}
@media (min-width:1024px){.hero-sub{font-size:17px;}}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-stats{margin-top:40px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:520px;}
.hero-stat{border-top:1px solid rgba(255,255,255,.16);padding-top:14px;}
.hero-stat .num{font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-variant-numeric:tabular-nums;font-size:24px;font-weight:700;color:var(--lime);}
@media (min-width:1024px){.hero-stat .num{font-size:28px;}}
.hero-stat .lab{font-size:12px;letter-spacing:.06em;color:rgba(255,255,255,.55);margin-top:4px;}
.hero-media{position:relative;}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:20px;border:1px solid rgba(255,255,255,.14);}
.hero-float{
  position:absolute;left:-8px;bottom:-24px;background:#fff;color:var(--text);
  border-radius:16px;padding:14px 18px;box-shadow:var(--shadow-hover);min-width:230px;
}
@media (min-width:1024px){.hero-float{left:-32px;bottom:-28px;}}
.hero-float .vs{font-size:15px;font-weight:700;color:var(--ink);}
.hero-float .tm{margin-top:6px;font-size:13px;color:var(--muted);}
.hero-float .cd{margin-top:8px;font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-size:14px;font-weight:700;color:var(--pitch);}

/* ---------- Cover wall ---------- */
.wall{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){.wall{grid-template-columns:1.6fr 1fr;gap:24px;}}
.wall-main{position:relative;border-radius:var(--radius-card);overflow:hidden;background:#0B3A2B;box-shadow:var(--shadow-card);}
.wall-main img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.72;transition:transform .5s ease,opacity .3s ease;}
.wall-main:hover img{transform:scale(1.03);opacity:.6;}
.wall-main-body{position:absolute;inset:auto 0 0 0;padding:22px 24px;background:linear-gradient(to top,rgba(11,58,43,.94),rgba(11,58,43,0));color:#fff;}
@media (min-width:640px){.wall-main-body{padding:28px 30px;}}
.wall-main-title{font-size:22px;font-weight:800;margin-top:12px;}
@media (min-width:1024px){.wall-main-title{font-size:28px;}}
.wall-main-desc{margin-top:8px;font-size:14px;color:rgba(255,255,255,.78);max-width:520px;}
.wall-main-foot{margin-top:16px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.wall-side{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:640px) and (max-width:1023px){.wall-side{grid-template-columns:1fr 1fr;}}
@media (min-width:1024px){.wall-side{grid-template-columns:1fr;}}
.side-card{display:grid;grid-template-columns:112px 1fr;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:14px;box-shadow:var(--shadow-card);transition:transform .22s ease, box-shadow .22s ease;}
.side-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.side-card img{width:112px;height:76px;object-fit:cover;border-radius:12px;}
.side-card .t{font-size:16px;font-weight:700;line-height:1.45;color:var(--ink);}
.side-card .m{margin-top:6px;font-size:12px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;}

/* ---------- Countdown ---------- */
.countdown-bar{background:var(--pitch-dark);color:#fff;}
.countdown-inner{padding:28px 0;display:flex;flex-direction:column;gap:22px;}
@media (min-width:1024px){.countdown-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:32px 0;gap:32px;}}
.cd-label{display:flex;align-items:center;gap:10px;font-size:13px;letter-spacing:.08em;color:var(--lime);font-weight:700;}
.cd-grid{display:flex;align-items:flex-end;gap:10px;}
@media (min-width:640px){.cd-grid{gap:18px;}}
.cd-cell{display:flex;flex-direction:column;align-items:center;min-width:52px;}
@media (min-width:640px){.cd-cell{min-width:64px;}}
@media (min-width:1024px){.cd-cell{min-width:78px;}}
.cd-num{font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-variant-numeric:tabular-nums;font-size:32px;font-weight:700;line-height:1;color:#fff;}
@media (min-width:1024px){.cd-num{font-size:48px;}}
.cd-unit{margin-top:8px;font-size:12px;color:rgba(255,255,255,.55);letter-spacing:.06em;}
.cd-sep{font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-size:26px;color:var(--lime);line-height:1;padding-bottom:20px;}
@media (min-width:1024px){.cd-sep{font-size:38px;}}

/* ---------- 看点列表 ---------- */
.point-list{border-top:1px solid var(--line);}
.point-row{
  display:grid;grid-template-columns:56px 1fr;gap:16px;align-items:start;
  padding:22px 12px;border-bottom:1px solid var(--line);
  transition:background .2s ease, transform .2s ease;
}
.point-row:hover{background:#fff;transform:translateX(4px);}
@media (min-width:768px){.point-row{grid-template-columns:80px 1fr 140px;align-items:center;gap:24px;padding:26px 16px;}}
.point-num{font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-size:28px;font-weight:700;color:rgba(169,217,58,.45);line-height:1;}
@media (min-width:768px){.point-num{font-size:36px;}}
.point-title{font-size:17px;font-weight:700;color:var(--ink);}
@media (min-width:768px){.point-title{font-size:19px;}}
.point-desc{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7;}
.point-meta{font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-size:13px;color:var(--pitch);font-weight:700;}

/* ---------- 提醒订阅 ---------- */
.remind{background:var(--pitch);color:#fff;border-radius:20px;padding:32px 24px;}
@media (min-width:1024px){.remind{padding:48px 48px;}}
.remind-grid{display:grid;grid-template-columns:1fr;gap:28px;}
@media (min-width:1024px){.remind-grid{grid-template-columns:1fr 1.15fr;gap:48px;align-items:center;}}
.toggle-group{display:inline-flex;background:rgba(255,255,255,.10);border-radius:999px;padding:4px;gap:4px;}
.toggle-btn{
  border:none;background:transparent;color:rgba(255,255,255,.72);border-radius:999px;
  height:34px;padding:0 18px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;
}
.toggle-btn.is-active{background:var(--lime);color:var(--pitch-dark);}
.field-label{display:block;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:8px;font-weight:600;}
.field-input{
  width:100%;height:48px;border-radius:12px;padding:0 16px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.20);
  color:#fff;font-size:15px;transition:border-color .2s ease, box-shadow .2s ease;
}
.field-input::placeholder{color:rgba(255,255,255,.42);}
.field-input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.22);}
.form-note{margin-top:10px;font-size:13px;color:rgba(255,255,255,.55);}
.form-msg{margin-top:10px;font-size:13px;color:var(--lime);display:none;}
.form-msg.is-show{display:block;}

/* ---------- 回放 / 快捷入口 ---------- */
.replay{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){.replay{grid-template-columns:1.7fr 1fr;gap:32px;}}
.replay-card{position:relative;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);background:#0B3A2B;}
.replay-card img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.75;}
.replay-card .overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;padding:20px 22px;color:#fff;}
.play-btn{
  width:56px;height:56px;border-radius:50%;background:rgba(198,242,78,.94);color:var(--pitch-dark);
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;
  transition:transform .2s ease, background .2s ease;
}
.replay-card:hover .play-btn{transform:scale(1.06);background:#fff;}
.replay-card .dur{
  align-self:flex-end;background:rgba(11,58,43,.82);border-radius:999px;
  padding:4px 12px;font-size:12px;font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;
}
.replay-card .cap{font-size:18px;font-weight:700;}
.quick-list{display:flex;flex-direction:column;gap:12px;}
.quick-row{
  display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-card);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.quick-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--lime-deep);}
.quick-ico{
  width:40px;height:40px;border-radius:12px;background:rgba(18,81,60,.08);color:var(--pitch);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex:none;
}
.quick-txt{flex:1;}
.quick-txt .t{font-size:16px;font-weight:700;color:var(--ink);}
.quick-txt .d{margin-top:2px;font-size:13px;color:var(--muted);}

/* ---------- CMS 列表 ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){.news-grid{grid-template-columns:1.35fr 1fr;gap:24px;}}
.news-feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);transition:transform .24s ease, box-shadow .24s ease;display:block;}
.news-feature:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.news-feature img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-feature .body{padding:22px 24px 26px;}
.news-feature .t{font-size:20px;font-weight:800;color:var(--ink);line-height:1.45;}
@media (min-width:1024px){.news-feature .t{font-size:24px;}}
.news-feature .s{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini-list{display:flex;flex-direction:column;gap:16px;}
.news-mini{
  display:grid;grid-template-columns:104px 1fr;gap:14px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:12px;
  box-shadow:var(--shadow-card);transition:transform .22s ease, box-shadow .22s ease;
}
.news-mini:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.news-mini img{width:104px;height:72px;object-fit:cover;border-radius:12px;}
.news-mini .t{font-size:15px;font-weight:700;color:var(--ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:10px;}
.meta-time{font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-size:12px;color:var(--muted);}

.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius-card);background:#fff;
  padding:36px 24px;text-align:center;
}
.empty-shape{
  width:96px;height:64px;margin:0 auto 18px;border-radius:12px;
  border:2px dashed rgba(18,81,60,.22);background:linear-gradient(135deg,rgba(198,242,78,.18),rgba(18,81,60,.06));
}

/* ---------- 数据/证据 ---------- */
.stat-band{display:grid;grid-template-columns:1fr;gap:20px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px 24px;box-shadow:var(--shadow-card);}
@media (min-width:768px){.stat-band{grid-template-columns:repeat(4,1fr);gap:0;padding:32px 8px;}}
.stat-cell{padding:0 4px;}
@media (min-width:768px){.stat-cell{padding:0 24px;border-right:1px solid var(--line);}}
@media (min-width:768px){.stat-cell:last-child{border-right:none;}}
.stat-cell .n{font-family:ui-monospace,SFMono-Regular,Roboto Mono,monospace;font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:var(--pitch);}
.stat-cell .l{margin-top:6px;font-size:14px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 18px 18px 20px;
  font-size:17px;font-weight:600;color:var(--ink);position:relative;
  display:flex;justify-content:space-between;gap:16px;align-items:center;
  transition:background .2s ease, padding-left .2s ease;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:2px;
  background:transparent;transition:background .2s ease;
}
.faq details[open] summary::before{background:var(--lime);}
.faq details[open] summary{background:var(--page);padding-left:26px;}
.faq summary:hover{background:var(--page);}
.faq summary .plus{color:var(--pitch-light);font-size:20px;line-height:1;transition:transform .24s ease;flex:none;}
.faq details[open] summary .plus{transform:rotate(45deg);}
.faq .ans{padding:8px 20px 20px 26px;font-size:15px;line-height:1.85;color:var(--muted);}

/* ---------- CTA ---------- */
.cta-band{background:var(--lime);color:var(--pitch-dark);}
.cta-inner{padding:44px 0;display:flex;flex-direction:column;gap:20px;align-items:flex-start;}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:56px 0;gap:40px;}}
.cta-title{font-size:24px;font-weight:900;line-height:1.3;letter-spacing:-.01em;}
@media (min-width:1024px){.cta-title{font-size:32px;}}
.btn-dark{background:var(--pitch-dark);color:#fff;}
.btn-dark:hover{background:#0a3123;transform:translateY(-1px);box-shadow:0 12px 26px rgba(11,58,43,.28);}

/* ---------- Footer ---------- */
.site-footer{background:var(--pitch-dark);color:rgba(255,255,255,.72);margin-top:0;}
.site-footer .topline{height:1px;background:var(--lime);width:30%;max-width:360px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;padding:48px 0 32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:40px;padding:56px 0 40px;}}
.footer-brand .bm{font-size:20px;font-weight:900;color:#fff;}
.footer-brand .bs{font-size:11px;letter-spacing:.34em;color:var(--lime);margin-top:6px;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease, transform .2s ease;display:inline-block;}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.footer-form .fi{
  width:100%;height:46px;border-radius:12px;padding:0 14px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);color:#fff;font-size:14px;
}
.footer-form .fi::placeholder{color:rgba(255,255,255,.42);}
.footer-form .fi:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.2);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:20px 0 28px;display:flex;flex-direction:column;gap:8px;font-size:13px;color:rgba(255,255,255,.5);}
@media (min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}}

.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none;}}

/* roulang page: category1 */
:root{
    --green:#12513C;
    --green-d:#0B3A2B;
    --green-l:#1B6B50;
    --lime:#C6F24E;
    --lime-d:#A9D93A;
    --orange:#FF6A2B;
    --bg:#F7F6F2;
    --card:#FFFFFF;
    --gray:#ECEBE5;
    --ink:#101A15;
    --text:#2A332E;
    --muted:#6B7A72;
    --line:#DDE2DC;
    --r-card:16px;
    --r-btn:12px;
    --sh-1:0 8px 24px rgba(16,26,21,.06);
    --sh-2:0 14px 34px rgba(16,26,21,.12);
    --mono: ui-monospace, SFMono-Regular, "Roboto Mono", Menlo, Consolas, monospace;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
  ul,ol{list-style:none;}
  a{color:inherit;text-decoration:none;transition:color .18s ease;}
  img{display:block;max-width:100%;height:auto;}
  button,input{font-family:inherit;font-size:inherit;}

  .container{max-width:1200px;margin:0 auto;padding:0 40px;}
  .section{padding:96px 0;}
  .section-tight{padding:72px 0;}

  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;}
  .sec-title{font-size:32px;font-weight:800;line-height:1.25;color:var(--ink);}
  .sec-desc{font-size:15px;color:var(--muted);margin-top:10px;max-width:620px;}
  .sec-link{font-size:15px;font-weight:700;color:var(--green);white-space:nowrap;}
  .sec-link:hover{color:var(--lime-d);}

  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;font-weight:700;color:var(--green);}
  .eyebrow::before{content:"";width:18px;height:2px;background:var(--lime);border-radius:2px;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 22px;border-radius:var(--r-btn);
    font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
    transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,filter .18s ease;
    white-space:nowrap;
  }
  .btn:focus-visible{outline:3px solid rgba(198,242,78,.55);outline-offset:2px;}
  .btn-primary{background:var(--lime);color:var(--green-d);}
  .btn-primary:hover{filter:brightness(1.04);transform:translateY(-1px);box-shadow:var(--sh-2);}
  .btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
  .btn-primary[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
  .btn-ghost{border-color:var(--line);background:transparent;color:var(--text);}
  .btn-ghost:hover{background:var(--gray);border-color:#CFD6CF;}
  .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff;background:transparent;}
  .btn-outline-light:hover{background:rgba(255,255,255,.12);}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}
  .btn-block{width:100%;}
  .arrow{display:inline-block;transition:transform .18s ease;}

  /* ---------- 徽章 ---------- */
  .badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.02em;white-space:nowrap;}
  .badge-live{background:var(--orange);color:#fff;}
  .badge-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite;}
  @keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(.75);}}
  .badge-pre{background:var(--lime);color:var(--green-d);}
  .badge-tag{background:var(--gray);color:#4A564F;font-weight:600;}

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:70;height:72px;
    background:rgba(247,246,242,.86);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{max-width:1200px;margin:0 auto;padding:0 40px;height:72px;display:flex;align-items:center;gap:48px;}
  .nav-side{display:flex;align-items:center;gap:26px;flex:1 1 0;min-width:0;}
  .nav-side.right{justify-content:flex-end;}
  .nav-link{
    position:relative;font-size:15px;font-weight:600;color:var(--text);
    padding:6px 0;white-space:nowrap;
  }
  .nav-link::after{
    content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;
    background:var(--lime);border-radius:2px;transition:right .2s ease;
  }
  .nav-link:hover{color:var(--green);}
  .nav-link:hover::after{right:0;}
  .nav-link.active{color:var(--green-d);}
  .nav-link.active::after{right:0;height:3px;}

  .brand{display:flex;flex-direction:column;align-items:center;line-height:1.1;flex:0 0 auto;}
  .brand .bm{font-size:20px;font-weight:900;letter-spacing:-.02em;color:var(--green-d);}
  .brand .bs{font-size:11px;font-weight:700;letter-spacing:.24em;color:var(--green);margin-top:3px;}

  .menu-toggle{
    display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
    background:var(--card);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  }
  .menu-toggle span{width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  .mobile-panel{
    display:none;position:fixed;inset:72px 0 0 0;z-index:65;background:var(--bg);
    padding:24px 20px 32px;flex-direction:column;
  }
  .mobile-panel.open{display:flex;}
  .mobile-panel a.m-link{
    display:flex;align-items:center;justify-content:space-between;
    height:56px;font-size:18px;font-weight:600;color:var(--ink);
    border-bottom:1px solid var(--line);
  }
  .mobile-panel a.m-link.active{color:var(--green);}
  .mobile-panel .m-foot{margin-top:auto;padding-top:24px;}

  /* ---------- 分类头图 ---------- */
  .page-hero{
    position:relative;height:300px;overflow:hidden;
    background:var(--green-d);
    display:flex;align-items:center;
  }
  .page-hero .hero-bg{
    position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    opacity:.42;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(90deg,rgba(11,58,43,.92) 0%,rgba(11,58,43,.62) 58%,rgba(11,58,43,.35) 100%);
  }
  .page-hero .hero-inner{position:relative;z-index:2;width:100%;}
  .page-hero h1{
    font-size:48px;font-weight:900;line-height:1.15;letter-spacing:-.02em;color:#fff;
    max-width:820px;
  }
  .page-hero p{margin-top:16px;font-size:16px;color:rgba(255,255,255,.78);max-width:640px;line-height:1.75;}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:18px;}
  .crumb a:hover{color:var(--lime);}
  .crumb .sep{color:rgba(255,255,255,.35);}
  .crumb .cur{color:rgba(255,255,255,.85);}

  /* ---------- 时间轴 ---------- */
  .timeline{border-top:1px solid var(--line);}
  .tl-item{
    position:relative;display:grid;grid-template-columns:136px 28px 1fr;
    gap:0 20px;padding:28px 16px 28px 0;
    border-bottom:1px solid var(--line);
    transition:background-color .2s ease,transform .2s ease;
  }
  .tl-item:hover{background:#F1F0EB;transform:translateX(4px);}
  .tl-date{text-align:right;padding-top:2px;}
  .tl-date .d{display:block;font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;color:var(--green-d);letter-spacing:-.01em;}
  .tl-date .w{display:block;font-size:13px;color:var(--muted);margin-top:2px;}
  .tl-rail{position:relative;display:flex;justify-content:center;}
  .tl-rail::before{content:"";position:absolute;top:-28px;bottom:-28px;width:1px;background:var(--line);}
  .tl-item:first-child .tl-rail::before{top:12px;}
  .tl-item:last-child .tl-rail::before{bottom:calc(100% - 12px);}
  .tl-dot{position:relative;z-index:1;width:12px;height:12px;border-radius:50%;background:var(--lime);margin-top:8px;box-shadow:0 0 0 4px rgba(198,242,78,.22);}
  .tl-body{min-width:0;}
  .tl-title{display:flex;align-items:center;flex-wrap:wrap;gap:10px;}
  .tl-title h3{font-size:20px;font-weight:700;color:var(--ink);}
  .tl-note{font-size:15px;color:var(--muted);margin-top:8px;max-width:640px;}
  .tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:14px;font-size:13px;color:var(--muted);}
  .tl-meta .num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;color:var(--green-d);font-size:14px;}
  .tl-action{margin-top:16px;display:flex;gap:12px;flex-wrap:wrap;}
  .tl-action .link-btn{font-size:14px;font-weight:700;color:var(--green);text-decoration:none;}
  .tl-action .link-btn:hover{color:var(--lime-d);text-decoration:underline;text-underline-offset:4px;}

  /* ---------- 提醒方式 ---------- */
  .split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;}
  .split-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--sh-1);}
  .split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
  .split-media .float-card{
    position:absolute;left:20px;bottom:20px;right:auto;
    background:rgba(255,255,255,.96);border-radius:14px;padding:14px 18px;
    box-shadow:var(--sh-2);
  }
  .split-media .float-card .k{font-size:12px;letter-spacing:.06em;color:var(--muted);font-weight:700;}
  .split-media .float-card .v{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:20px;font-weight:700;color:var(--green-d);margin-top:2px;}

  .num-list{border-top:1px solid var(--line);}
  .num-item{display:grid;grid-template-columns:56px 1fr;gap:16px;padding:22px 0;border-bottom:1px solid var(--line);}
  .num-item .n{font-family:var(--mono);font-size:22px;font-weight:700;color:var(--lime-d);line-height:1.3;}
  .num-item h3{font-size:18px;font-weight:700;color:var(--ink);}
  .num-item p{font-size:15px;color:var(--muted);margin-top:6px;}

  /* ---------- 规格列表 ---------- */
  .spec-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:8px 32px;box-shadow:var(--sh-1);}
  .spec-row{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 0;border-bottom:1px solid var(--line);}
  .spec-row:last-child{border-bottom:none;}
  .spec-row .lbl{font-size:15px;font-weight:600;color:var(--ink);display:flex;align-items:center;gap:10px;}
  .spec-row .lbl::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
  .spec-row .val{font-size:14px;color:var(--muted);font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right;}

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:880px;}
  .faq-item{position:relative;border-bottom:1px solid var(--line);padding-left:22px;transition:background-color .2s ease;}
  .faq-item::before{
    content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;
    background:transparent;transition:background-color .2s ease;
  }
  .faq-item[open]::before{background:var(--lime);}
  .faq-item[open]{background:var(--bg);}
  .faq-item summary{
    list-style:none;cursor:pointer;padding:20px 40px 20px 0;
    font-size:17px;font-weight:600;color:var(--ink);position:relative;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"";position:absolute;right:6px;top:50%;width:10px;height:10px;
    border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
    transform:translateY(-70%) rotate(45deg);transition:transform .2s ease;
  }
  .faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
  .faq-item[open] summary{color:var(--green-d);}
  .faq-item .ans{padding:0 40px 20px 0;font-size:15px;line-height:1.85;color:var(--muted);}

  /* ---------- CTA ---------- */
  .cta-bar{background:var(--green-d);color:#fff;}
  .cta-inner{
    display:flex;align-items:center;justify-content:space-between;gap:32px;
    padding:34px 0;
  }
  .cta-inner h2{font-size:24px;font-weight:800;line-height:1.3;letter-spacing:-.01em;}
  .cta-inner p{font-size:15px;color:rgba(255,255,255,.7);margin-top:8px;}
  .cta-inner .btn{flex:0 0 auto;}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--green-d);color:rgba(233,240,235,.82);padding:64px 0 28px;}
  .site-footer .topline{width:30%;max-width:220px;height:1px;background:var(--lime);margin-bottom:48px;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:48px;}
  .footer-brand .bm{font-size:20px;font-weight:900;color:#fff;letter-spacing:-.02em;line-height:1.2;}
  .footer-brand .bs{font-size:11px;font-weight:700;letter-spacing:.24em;color:var(--lime);margin-top:4px;}
  .footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(233,240,235,.62);max-width:340px;}
  .footer-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:#fff;margin-bottom:18px;}
  .footer-links li{margin-bottom:12px;}
  .footer-links a{font-size:15px;color:rgba(233,240,235,.78);display:inline-block;transition:color .18s ease,transform .18s ease;}
  .footer-links a:hover{color:var(--lime);transform:translateX(2px);}
  .fi{
    width:100%;height:48px;padding:0 14px;border-radius:12px;
    background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
    color:#fff;outline:none;transition:border-color .18s ease,box-shadow .18s ease;
  }
  .fi::placeholder{color:rgba(255,255,255,.42);}
  .fi:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.18);}
  .footer-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
    font-size:13px;color:rgba(233,240,235,.55);
  }
  .small{font-size:13px;line-height:1.7;}

  /* ---------- 响应式 ---------- */
  @media (max-width:1023px){
    .container{padding:0 32px;}
    .section{padding:80px 0;}
    .nav-side,.header-cta{display:none;}
    .menu-toggle{display:flex;}
    .header-inner{gap:0;justify-content:space-between;padding:0 32px;}
    .page-hero{height:280px;}
    .page-hero h1{font-size:36px;}
    .split{grid-template-columns:1fr;gap:36px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
    .footer-brand{grid-column:1 / -1;}
  }
  @media (max-width:767px){
    .container{padding:0 20px;}
    .section{padding:64px 0;}
    .header-inner{padding:0 20px;}
    .page-hero{height:260px;}
    .page-hero h1{font-size:30px;}
    .page-hero p{font-size:15px;}
    .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:32px;}
    .sec-title{font-size:24px;}
    .tl-item{grid-template-columns:1fr;gap:12px;padding:24px 0;}
    .tl-date{text-align:left;display:flex;align-items:baseline;gap:10px;}
    .tl-date .d{font-size:20px;}
    .tl-rail{display:none;}
    .tl-body h3{font-size:18px;}
    .num-item{grid-template-columns:44px 1fr;gap:12px;}
    .spec-wrap{padding:4px 20px;}
    .spec-row{flex-direction:column;align-items:flex-start;gap:6px;}
    .spec-row .val{text-align:left;}
    .cta-inner{flex-direction:column;align-items:flex-start;padding:32px 0;}
    .cta-inner .btn{width:100%;}
    .cta-inner h2{font-size:21px;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .faq-item .ans{padding-right:0;}
  }

/* roulang page: article */
:root{
  --green:#12513C;
  --green-dark:#0B3A2B;
  --green-light:#1B6B50;
  --lime:#C6F24E;
  --lime-deep:#A9D93A;
  --orange:#FF6A2B;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --grey:#ECEBE5;
  --ink:#101A15;
  --text:#2A332E;
  --muted:#6B7A72;
  --line:#DDE2DC;
  --r-card:16px;
  --r-btn:12px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(16,26,21,.06);
  --sh-2:0 14px 34px rgba(16,26,21,.12);
  --mono: ui-monospace, SFMono-Regular, "Roboto Mono", Menlo, Consolas, monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-0.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media(min-width:768px){.container{padding:0 32px;}}
@media(min-width:1024px){.container{padding:0 40px;}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,246,242,.92);
  border-bottom:1px solid var(--line);
  transition:background .25s ease, box-shadow .25s ease;
  backdrop-filter:saturate(140%) blur(0px);
}
.site-header.scrolled{
  background:rgba(247,246,242,.86);
  backdrop-filter:saturate(150%) blur(10px);
  box-shadow:0 6px 20px rgba(16,26,21,.07);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:48px;position:relative;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-side.left{justify-content:flex-start;flex:1;}
.nav-side.right{justify-content:flex-end;flex:1;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text);
  padding:6px 2px;transition:color .2s ease;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-4px;transform:translateX(-50%) scaleX(0);
  width:100%;height:2px;background:var(--lime-deep);border-radius:2px;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--green);}
.nav-link:hover::after{transform:translateX(-50%) scaleX(1);}
.nav-link.active{color:var(--green);font-weight:700;}
.nav-link.active::after{transform:translateX(-50%) scaleX(1);height:3px;border-radius:3px;}

.brand{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  line-height:1.05;padding:4px 0;flex:0 0 auto;
}
.brand-main{
  font-size:20px;font-weight:900;letter-spacing:-0.02em;color:var(--green-dark);
}
.brand-sub{
  font-size:10px;font-weight:600;letter-spacing:.22em;color:var(--green-light);
  margin-top:3px;
}
.brand:hover .brand-main{color:var(--green-light);}

.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--card);
  border-radius:12px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--green-dark);border-radius:2px;transition:transform .25s ease,opacity .2s ease;}
.menu-toggle:hover{border-color:var(--green);box-shadow:var(--sh-1);}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-panel{
  display:none;border-top:1px solid var(--line);background:var(--card);
  padding:12px 20px 24px;
}
.mobile-panel.open{display:block;}
.mobile-panel a.m-link{
  display:flex;align-items:center;height:56px;font-size:18px;font-weight:600;
  color:var(--text);border-bottom:1px solid var(--line);
}
.mobile-panel a.m-link:hover{color:var(--green);}
.mobile-panel a.m-link.active{color:var(--green);}
.mobile-panel .m-cta{margin-top:20px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;border-radius:var(--r-btn);
  padding:13px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  text-align:center;
}
.btn-primary{background:var(--lime);color:var(--green-dark);box-shadow:0 6px 16px rgba(169,217,58,.28);}
.btn-primary:hover{background:#CDF85A;transform:translateY(-1px);box-shadow:0 12px 26px rgba(169,217,58,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(169,217,58,.24);}
.btn-primary:focus-visible{outline:3px solid rgba(198,242,78,.55);outline-offset:2px;}
.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-ghost{
  background:transparent;border:1px solid var(--line);color:var(--ink);
}
.btn-ghost:hover{background:#fff;border-color:var(--green);color:var(--green);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-outline-lime{
  background:transparent;border:1px solid rgba(198,242,78,.55);color:var(--lime);
}
.btn-outline-lime:hover{background:rgba(198,242,78,.12);color:#fff;}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--green);
}
.btn-text i{transition:transform .2s ease;}
.btn-text:hover{text-decoration:underline;}
.btn-text:hover i{transform:translateX(3px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:var(--r-pill);font-size:12px;font-weight:700;letter-spacing:.06em;
  line-height:1;
}
.badge-live{background:var(--orange);color:#fff;}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.78);}}
.badge-soon{background:var(--lime);color:var(--green-dark);}
.badge-cat{background:var(--grey);color:#4A554E;}

/* ============ 文章头部 ============ */
.article-hero{
  background:
    linear-gradient(180deg, rgba(11,58,43,.96) 0%, rgba(18,81,60,.94) 60%, rgba(18,81,60,.90) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#EAF3EC;
  padding:44px 0 52px;
  position:relative;
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;right:-120px;bottom:-180px;width:520px;height:520px;
  border:1px solid rgba(255,255,255,.10);border-radius:50%;
  opacity:.8;pointer-events:none;
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:rgba(234,243,236,.68);margin-bottom:20px;
}
.breadcrumb a{color:rgba(234,243,236,.78);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb .sep{color:rgba(234,243,236,.35);}
.breadcrumb .cur{
  max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:rgba(234,243,236,.9);
}
.article-kicker{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;
  border:1px solid rgba(198,242,78,.5);border-radius:var(--r-pill);
  color:var(--lime);font-size:12px;font-weight:700;letter-spacing:.08em;margin-bottom:18px;
}
.article-title{
  font-size:34px;line-height:1.22;font-weight:900;letter-spacing:-0.02em;
  color:#fff;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;
  margin-top:22px;font-size:14px;color:rgba(234,243,236,.72);
}
.article-meta .m-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta .m-item i{color:var(--lime);font-size:13px;}
.article-meta .num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;color:#EAF3EC;}
.share-row{display:inline-flex;align-items:center;gap:10px;}
.share-row a{
  width:32px;height:32px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.82);font-size:13px;
  transition:all .2s ease;
}
.share-row a:hover{background:var(--lime);border-color:var(--lime);color:var(--green-dark);}

/* ============ 正文 ============ */
.article-main{padding:56px 0 24px;}
@media(min-width:768px){.article-main{padding:80px 0 32px;}}
@media(min-width:1024px){.article-main{padding:96px 0 40px;}}
.article-wrap{max-width:760px;margin:0 auto;}

.article-body{
  font-size:17px;line-height:1.9;color:var(--text);
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 22px;box-shadow:var(--sh-1);
}
@media(min-width:768px){.article-body{padding:44px 48px;}}

.article-body h2{
  font-size:26px;font-weight:800;line-height:1.35;margin:2.5em 0 .8em;
  padding-left:14px;border-left:4px solid var(--lime-deep);scroll-margin-top:96px;
}
.article-body h3{
  font-size:20px;font-weight:700;line-height:1.45;margin:1.8em 0 .6em;scroll-margin-top:96px;
}
.article-body h4{font-size:17px;font-weight:700;margin:1.5em 0 .5em;color:var(--green-dark);}
.article-body h2:first-child,.article-body h3:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body a{color:var(--green);font-weight:600;text-decoration:underline;text-decoration-color:rgba(169,217,58,.75);text-underline-offset:3px;}
.article-body a:hover{color:var(--green-light);}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.6em;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;
  background:var(--lime-deep);border-radius:1px;
}
.article-body ol{list-style:decimal;padding-left:22px;}
.article-body ol li{margin-bottom:.6em;padding-left:4px;}
.article-body ol li::marker{color:var(--green-light);font-weight:700;}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;border-left:4px solid var(--lime);
  background:#F4F9E9;border-radius:0 12px 12px 0;color:#33463C;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.6em 0;width:100%;}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{
  font-size:13px;color:var(--muted);text-align:center;margin-top:10px;
}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body code{
  font-family:var(--mono);font-size:14px;background:var(--grey);
  padding:2px 6px;border-radius:6px;color:#1F3A2C;
}
.article-body pre{
  background:#0B3A2B;color:#DCEFE2;padding:18px 20px;border-radius:12px;
  overflow-x:auto;font-family:var(--mono);font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body pre code{background:none;padding:0;color:inherit;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  display:block;overflow-x:auto;border:1px solid var(--line);border-radius:12px;
}
.article-body th,.article-body td{
  border:1px solid var(--line);padding:10px 14px;text-align:left;white-space:nowrap;
}
.article-body th{background:var(--grey);font-weight:700;color:var(--ink);}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.4em 0;}

/* 要点框 */
.keynote{
  background:#F4F9E9;border-left:4px solid var(--lime-deep);
  border-radius:0 12px 12px 0;padding:18px 20px;margin:0 0 32px;
}
.keynote .kt{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--green);margin-bottom:10px;}
.keynote ul li{
  position:relative;padding-left:18px;font-size:15px;color:#33463C;margin-bottom:6px;line-height:1.75;
}
.keynote ul li:last-child{margin-bottom:0;}
.keynote ul li::before{
  content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;background:var(--green-light);border-radius:50%;
}

/* 空态 */
.empty-state{
  text-align:center;padding:48px 24px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-graphic{
  width:110px;height:110px;margin:0 auto 20px;border-radius:50%;
  border:2px dashed rgba(18,81,60,.22);position:relative;
}
.empty-graphic::before{
  content:"";position:absolute;inset:22px;border-radius:50%;background:rgba(198,242,78,.28);
}
.empty-graphic::after{
  content:"";position:absolute;left:50%;top:50%;width:34px;height:4px;background:var(--green-light);
  transform:translate(-50%,-50%) rotate(-45deg);border-radius:2px;
}
.empty-state h2{font-size:20px;font-weight:800;margin-bottom:10px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:20px;}

/* 文末 */
.article-foot{margin-top:32px;}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:26px;}
.tag-row .lbl{font-size:13px;color:var(--muted);letter-spacing:.04em;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--grey);color:#4A554E;font-size:13px;font-weight:600;
  transition:all .2s ease;
}
.tag:hover{background:var(--lime);color:var(--green-dark);}

.back-row{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  padding:18px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
}
.back-row .bt{font-size:14px;color:var(--muted);}

/* 相关推荐 */
.related{margin-top:64px;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:24px;flex-wrap:wrap;
}
.section-head h2{font-size:26px;font-weight:800;}
.section-head .desc{font-size:14px;color:var(--muted);margin-top:8px;}
.rel-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:900px){.rel-grid{grid-template-columns:1.35fr 1fr;gap:24px;}}
.rel-main{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s ease, box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.rel-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rel-main .thumb{aspect-ratio:16/9;overflow:hidden;}
.rel-main .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.rel-main:hover .thumb img{transform:scale(1.04);}
.rel-main .body{padding:20px 22px 22px;}
.rel-main h3{font-size:19px;font-weight:800;line-height:1.45;margin-bottom:10px;}
.rel-main p{font-size:14px;color:var(--muted);line-height:1.75;}
.rel-main .meta{margin-top:14px;font-size:13px;color:var(--muted);display:flex;gap:14px;flex-wrap:wrap;}
.rel-main .meta .num{font-family:var(--mono);font-variant-numeric:tabular-nums;}
.rel-list{display:flex;flex-direction:column;gap:16px;}
.rel-item{
  display:flex;gap:14px;align-items:center;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:14px;box-shadow:var(--sh-1);
  transition:transform .22s ease, box-shadow .22s ease;
}
.rel-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rel-item .rthumb{width:86px;height:66px;flex:0 0 auto;border-radius:10px;overflow:hidden;}
.rel-item .rthumb img{width:100%;height:100%;object-fit:cover;}
.rel-item h3{font-size:15px;font-weight:700;line-height:1.5;margin-bottom:6px;}
.rel-item:hover h3{color:var(--green);}
.rel-item .meta{font-size:12px;color:var(--muted);display:flex;gap:12px;}
.rel-item .meta .num{font-family:var(--mono);font-variant-numeric:tabular-nums;}
.rel-empty{
  font-size:14px;color:var(--muted);padding:18px 20px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--r-card);
}
.rel-empty a{color:var(--green);font-weight:700;text-decoration:underline;text-underline-offset:3px;}

/* 窄条 CTA */
.cta-strip{
  margin:64px 0 0;background:var(--green-dark);border-radius:var(--r-card);
  padding:26px 24px;display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;
  position:relative;overflow:hidden;
}
.cta-strip::before{
  content:"";position:absolute;left:-60px;top:-60px;width:220px;height:220px;
  border:1px solid rgba(198,242,78,.18);border-radius:50%;
}
.cta-strip .ct{position:relative;z-index:2;}
.cta-strip h2{color:#fff;font-size:22px;font-weight:800;}
.cta-strip p{color:rgba(234,243,236,.72);font-size:14px;margin-top:8px;}
.cta-strip .ca{position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-dark);color:rgba(234,243,236,.72);margin-top:88px;padding:64px 0 28px;}
.site-footer .topline{width:30%;max-width:180px;height:1px;background:var(--lime);margin-bottom:44px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.2fr 1fr 1.2fr;gap:40px;}}
.site-footer .bm{font-size:22px;font-weight:900;color:#fff;letter-spacing:-0.02em;}
.site-footer .bs{font-size:11px;letter-spacing:.24em;color:var(--lime);margin-top:4px;}
.footer-brand p{font-size:14px;line-height:1.8;margin-top:16px;max-width:320px;color:rgba(234,243,236,.66);}
.footer-title{font-size:14px;font-weight:800;color:#fff;letter-spacing:.06em;margin-bottom:18px;}
.footer-links li{margin-bottom:12px;}
.footer-links a{
  font-size:14px;color:rgba(234,243,236,.72);display:inline-block;
  transition:color .2s ease, transform .2s ease;
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.footer-form .fi{
  width:100%;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;outline:none;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.footer-form .fi::placeholder{color:rgba(234,243,236,.45);}
.footer-form .fi:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.18);}
.footer-form .small{font-size:12px;line-height:1.7;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(234,243,236,.5);
}

/* ============ 响应式 ============ */
@media(max-width:1023px){
  .nav-side{display:none;}
  .menu-toggle{display:flex;}
  .nav-wrap{gap:12px;}
  .brand{align-items:flex-start;position:absolute;left:50%;transform:translateX(-50%);}
  .brand-main{font-size:17px;}
  .brand-sub{font-size:9px;letter-spacing:.18em;}
}
@media(max-width:640px){
  .article-title{font-size:28px;}
  .article-hero{padding:32px 0 40px;}
  .article-body{font-size:16px;padding:22px 18px;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18px;}
  .btn{width:100%;}
  .btn-sm{width:auto;}
  .site-footer{margin-top:56px;padding:48px 0 24px;}
  .section-head h2{font-size:22px;}
  .cta-strip{padding:22px 18px;}
  .cta-strip .ca{width:100%;}
}

/* roulang page: category2 */
:root{
  --green-900:#0B3A2B;
  --green-700:#12513C;
  --green-500:#1B6B50;
  --lime:#C6F24E;
  --lime-dark:#A9D93A;
  --orange:#FF6A2B;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --gray-bg:#ECEBE5;
  --ink:#101A15;
  --text:#2A332E;
  --muted:#6B7A72;
  --line:#DDE2DC;
  --r-card:16px;
  --r-btn:12px;
  --r-img:16px;
  --sh-card:0 8px 24px rgba(16,26,21,.06);
  --sh-hover:0 14px 34px rgba(16,26,21,.12);
  --mono:ui-monospace,SFMono-Regular,"Roboto Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(198,242,78,.65);outline-offset:2px;border-radius:6px}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:640px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.94);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease,backdrop-filter .25s ease;
}
.site-header.scrolled{
  background:rgba(247,246,242,.78);
  backdrop-filter:blur(10px);
  box-shadow:0 6px 20px rgba(16,26,21,.06);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.nav-side{display:flex;align-items:center;gap:28px;flex:1 1 0;min-width:0}
.nav-side.left{justify-content:flex-start}
.nav-side.right{justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--text);
  padding:24px 2px;white-space:nowrap;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:3px;border-radius:999px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--green-700)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--green-900)}
.nav-link.active::after{transform:scaleX(1)}
.brand{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  line-height:1.05;padding:0 44px;flex:0 0 auto;transition:opacity .2s ease;
}
.brand:hover{opacity:.85}
.bm{font-size:20px;font-weight:900;letter-spacing:-.02em;color:var(--green-900)}
.bs{font-size:11px;font-weight:600;letter-spacing:.3em;color:var(--green-500);margin-top:3px}
.menu-btn{
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;
}
.menu-btn span{display:block;width:18px;height:2px;border-radius:2px;background:var(--green-900);transition:transform .2s ease,opacity .2s ease}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-panel{
  display:none;position:absolute;left:0;right:0;top:72px;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:var(--sh-hover);padding:8px 20px 24px;
}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:flex;align-items:center;height:56px;font-size:18px;font-weight:600;
  color:var(--text);border-bottom:1px solid var(--line);
}
.mobile-panel a.active{color:var(--green-700)}
.mobile-panel a.active::before{content:"";width:3px;height:18px;border-radius:999px;background:var(--lime);margin-right:10px}
.mobile-panel .btn{margin-top:18px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--r-btn);padding:13px 22px;font-size:15px;font-weight:700;
  cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--lime);color:var(--green-900);box-shadow:0 6px 18px rgba(198,242,78,.35)}
.btn-primary:hover{background:#d2f76b;transform:translateY(-1px);box-shadow:0 12px 26px rgba(16,26,21,.16)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(16,26,21,.12)}
.btn-outline{border:1px solid var(--line);background:transparent;color:var(--green-700)}
.btn-outline:hover{background:rgba(18,81,60,.06);border-color:var(--green-500)}
.btn-light{border:1px solid rgba(255,255,255,.4);background:transparent;color:#fff}
.btn-light:hover{background:rgba(255,255,255,.12)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 徽章与标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.08em;line-height:1;
}
.badge-lime{background:var(--lime);color:var(--green-900)}
.badge-ghost{background:var(--gray-bg);color:var(--muted)}
.tag-num{
  font-family:var(--mono);font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--lime-dark);
}

/* ---------- 内页头图 ---------- */
.page-hero{
  position:relative;color:#fff;padding:56px 0 48px;min-height:300px;display:flex;align-items:center;
  background-image:linear-gradient(180deg,rgba(11,58,43,.9),rgba(11,58,43,.74)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero h1{
  font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1.18;color:#fff;
  margin:16px 0 14px;max-width:860px;
}
.page-hero .lead{font-size:16px;color:rgba(255,255,255,.82);max-width:660px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);flex-wrap:wrap}
.crumb a{transition:color .2s ease}
.crumb a:hover{color:var(--lime)}
@media(min-width:768px){
  .page-hero{padding:72px 0 64px;min-height:320px}
  .page-hero h1{font-size:36px}
  .page-hero .lead{font-size:17px}
}
@media(min-width:1024px){.page-hero h1{font-size:44px}}

/* ---------- 板块 ---------- */
.section{padding:56px 0}
.section-alt{background:var(--gray-bg)}
@media(min-width:768px){.section{padding:80px 0}}
@media(min-width:1024px){.section{padding:104px 0}}
.sec-head{max-width:720px}
.sec-head h2{font-size:23px;font-weight:800;line-height:1.28;letter-spacing:-.01em;color:var(--ink);margin-top:12px}
.sec-head p{margin-top:12px;color:var(--muted);font-size:15px}
@media(min-width:1024px){.sec-head h2{font-size:31px}}

/* ---------- 左文右图交替 ---------- */
.split{display:grid;gap:28px;align-items:center}
@media(min-width:1024px){
  .split{grid-template-columns:1fr 1fr;gap:64px}
  .split.reverse .split-media{order:2}
}
.split-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:20px;
  box-shadow:var(--sh-card);border:1px solid var(--line);
}
.split-text h2{font-size:24px;font-weight:800;line-height:1.28;color:var(--ink);margin:14px 0 14px}
.split-text p{color:var(--muted);font-size:15px}
@media(min-width:1024px){.split-text h2{font-size:30px}}
.dot-list{margin-top:18px}
.dot-list li{position:relative;padding-left:20px;margin-top:10px;font-size:15px;color:var(--text)}
.dot-list li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:2px;background:var(--lime-dark);
}
.dot-list li span{color:var(--muted)}

/* ---------- 编号流程 ---------- */
.step-list{margin-top:32px;border-top:1px solid var(--line)}
.step-list li{
  display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;
  padding:20px 0;border-bottom:1px solid var(--line);transition:background .2s ease,transform .2s ease;
}
.step-list li:hover{background:rgba(255,255,255,.7);transform:translateX(4px)}
.step-list .num{
  font-family:var(--mono);font-size:18px;font-weight:700;color:var(--lime-dark);
  line-height:1.6;font-variant-numeric:tabular-nums;
}
.step-list h3{font-size:17px;font-weight:700;color:var(--ink)}
.step-list p{font-size:14px;color:var(--muted);margin-top:4px}
@media(min-width:768px){
  .step-list li{grid-template-columns:64px 1fr auto;gap:24px;padding:24px 0}
  .step-list .num{font-size:26px}
  .step-list h3{font-size:19px}
}
.step-meta{font-size:13px;color:var(--muted);font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- 规格列表 ---------- */
.spec-grid{display:grid;gap:28px;margin-top:36px}
@media(min-width:768px){.spec-grid{grid-template-columns:1fr 1fr;gap:32px}}
.spec-col{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-card)}
.spec-col h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:8px}
.spec-col .hint{font-size:13px;color:var(--muted);margin-bottom:8px}
.spec-list li{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:13px 0;border-bottom:1px solid var(--line);
}
.spec-list li:last-child{border-bottom:0}
.spec-list .k{font-size:14px;color:var(--muted);flex:0 0 auto}
.spec-list .v{font-size:14px;font-weight:700;color:var(--ink);text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
@media(min-width:1024px){.spec-col{padding:32px}}

/* ---------- 图文入口卡片 ---------- */
.entry-grid{display:grid;gap:20px;margin-top:36px}
@media(min-width:640px){.entry-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.entry-grid{grid-template-columns:repeat(4,1fr);gap:24px}}
.entry-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.entry-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.entry-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.entry-body h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.4}
.entry-body p{font-size:14px;color:var(--muted);line-height:1.7;flex:1}
.entry-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.entry-foot .go{font-weight:700;color:var(--green-700);transition:transform .2s ease}
.entry-card:hover .entry-foot .go{transform:translateX(3px)}

/* ---------- FAQ ---------- */
.faq{margin-top:32px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);transition:background .2s ease}
.faq details[open]{background:#fff}
.faq summary{
  list-style:none;cursor:pointer;position:relative;padding:18px 40px 18px 20px;
  font-size:17px;font-weight:600;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:999px;
  background:var(--line);transition:background .2s ease;
}
.faq details[open] summary::before{background:var(--lime)}
.faq summary::after{
  content:"+";position:absolute;right:12px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--green-500);transition:transform .2s ease;
}
.faq details[open] summary::after{content:"–";transform:translateY(-50%) rotate(180deg)}
.faq .ans{padding:0 40px 20px 20px;font-size:15px;line-height:1.8;color:var(--muted)}

/* ---------- 底部窄条 CTA ---------- */
.cta-bar{background:var(--green-900);color:#fff;padding:30px 0}
.cta-inner{display:flex;flex-direction:column;gap:18px;align-items:flex-start}
.cta-inner h2{font-size:20px;font-weight:800;color:#fff;line-height:1.35}
.cta-inner p{font-size:14px;color:rgba(255,255,255,.7);margin-top:6px;max-width:640px}
@media(min-width:768px){
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-900);color:rgba(255,255,255,.72);padding:56px 0 28px}
.topline{height:1px;width:30%;max-width:260px;background:var(--lime);margin-bottom:40px}
.footer-grid{display:grid;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1.2fr;gap:44px}}
.footer-brand .bm{font-size:20px;font-weight:900;color:#fff;letter-spacing:-.02em}
.footer-brand .bs{font-size:11px;font-weight:600;letter-spacing:.3em;color:var(--lime);margin-top:3px}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.75;color:rgba(255,255,255,.6);max-width:340px}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:#fff;margin-bottom:16px}
.footer-links li+li{margin-top:10px}
.footer-links a{display:inline-block;font-size:14px;color:rgba(255,255,255,.68);transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:var(--lime);transform:translateX(2px)}
.fi{
  width:100%;height:48px;border-radius:var(--r-btn);padding:0 14px;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.fi::placeholder{color:rgba(255,255,255,.42)}
.fi:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.2)}
.small{font-size:13px;line-height:1.7}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(255,255,255,.45);
}

@media(max-width:1023px){
  .nav-side{display:none}
  .menu-btn{display:inline-flex}
  .brand{padding:0;flex-direction:row;align-items:baseline;gap:8px}
  .brand .bs{margin-top:0;letter-spacing:.2em;font-size:10px}
}
@media(max-width:639px){
  .btn{padding:12px 18px;font-size:14px}
  .sec-head h2{font-size:22px}
  .footer-bottom{font-size:12px}
}

/* roulang page: category3 */
:root{
  --green:#12513C;
  --green-dark:#0B3A2B;
  --green-light:#1B6B50;
  --lime:#C6F24E;
  --lime-deep:#A9D93A;
  --orange:#FF6A2B;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --gray:#ECEBE5;
  --ink:#101A15;
  --text:#2A332E;
  --muted:#6B7A72;
  --line:#DDE2DC;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-1:0 8px 24px rgba(16,26,21,.06);
  --shadow-2:0 14px 34px rgba(16,26,21,.12);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:ui-monospace,SFMono-Regular,"Roboto Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-cn);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,p{margin:0;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:768px){.container{padding-left:32px;padding-right:32px;}}
@media (min-width:1024px){.container{padding-left:40px;padding-right:40px;}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;height:72px;display:flex;align-items:center;
  background:rgba(247,246,242,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease,backdrop-filter .25s ease;
}
.site-header.scrolled{
  box-shadow:0 8px 24px rgba(16,26,21,.06);
  backdrop-filter:blur(10px);
  background:rgba(247,246,242,.88);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:48px;width:100%;}
.nav-side{display:flex;align-items:center;gap:28px;flex:1 1 0;}
.nav-side.right{justify-content:flex-end;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--text);
  padding:6px 2px;transition:color .2s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--green);}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-4px;width:0;height:3px;
  background:var(--lime);border-radius:2px;transform:translateX(-50%);transition:width .22s ease;
}
.nav-link:hover::after,.nav-link.active::after{width:100%;}
.nav-link.active{color:var(--green);}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1;flex:0 0 auto;padding:4px 6px;}
.brand .bm{font-size:20px;font-weight:900;letter-spacing:-.02em;color:var(--green-dark);}
.brand .bs{font-size:11px;letter-spacing:.28em;color:var(--muted);margin-top:5px;text-indent:.28em;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;
  border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;padding:0 11px;
}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--green-dark);border-radius:2px;transition:.25s;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-panel{
  position:fixed;left:0;right:0;top:72px;bottom:0;background:var(--green-dark);
  transform:translateY(-8px);opacity:0;pointer-events:none;transition:.25s ease;
  overflow-y:auto;padding:20px 0 40px;z-index:55;
}
.mobile-panel.open{transform:translateY(0);opacity:1;pointer-events:auto;}
.mobile-panel .m-link{
  display:flex;align-items:center;height:56px;font-size:18px;font-weight:600;
  color:rgba(255,255,255,.86);border-bottom:1px solid rgba(255,255,255,.10);
}
.mobile-panel .m-link.active{color:var(--lime);}
.mobile-panel .m-cta{margin-top:24px;}
@media (max-width:1023px){
  .nav-side{display:none;}
  .nav-toggle{display:flex;}
  .nav-wrap{gap:16px;}
  .brand{align-items:flex-start;margin-right:auto;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,filter .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--green-dark);}
.btn-primary:hover{filter:brightness(1.04);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-primary:focus-visible{outline:3px solid rgba(198,242,78,.55);outline-offset:2px;}
.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-ghost{border-color:var(--line);color:var(--green-dark);background:transparent;}
.btn-ghost:hover{background:rgba(18,81,60,.07);transform:translateY(-1px);}
.btn-ghost:focus-visible{outline:3px solid rgba(198,242,78,.55);outline-offset:2px;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--green);font-size:14px;}
.link-arrow svg{transition:transform .2s ease;}
.link-arrow:hover svg{transform:translateX(3px);}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
}
.badge-live{background:var(--orange);color:#fff;}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}
.badge-soon{background:var(--lime);color:var(--green-dark);}
.badge-tag{background:var(--gray);color:#4A5852;font-weight:600;letter-spacing:.04em;}

/* ---------- 页面头图 ---------- */
.page-hero{
  position:relative;min-height:300px;display:flex;align-items:flex-end;color:#fff;
  background:var(--green-dark) url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,58,43,.95) 0%,rgba(11,58,43,.78) 55%,rgba(11,58,43,.55) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:56px;padding-bottom:44px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:18px;flex-wrap:wrap;}
.crumb a:hover{color:var(--lime);}
.crumb .sep{opacity:.5;}
.page-hero h1{
  font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1.15;color:#fff;max-width:840px;
}
.page-hero .lead{margin-top:16px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.8);max-width:640px;}
.hero-tags{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap;}
.hero-tags span{
  border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:5px 14px;
  font-size:12px;letter-spacing:.06em;color:rgba(255,255,255,.86);
}
@media (min-width:768px){
  .page-hero{min-height:320px;}
  .page-hero h1{font-size:38px;}
}
@media (min-width:1024px){
  .page-hero h1{font-size:46px;}
  .page-hero .container{padding-top:72px;padding-bottom:56px;}
}

/* ---------- 板块 ---------- */
.section{padding:56px 0;}
@media (min-width:768px){.section{padding:80px 0;}}
@media (min-width:1024px){.section{padding:104px 0;}}
.section-head{max-width:720px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.14em;color:var(--green-light);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime-deep);border-radius:2px;}
h2.section-title{font-size:22px;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:var(--ink);}
.section-desc{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8;}
@media (min-width:768px){h2.section-title{font-size:28px;}}
@media (min-width:1024px){h2.section-title{font-size:32px;}}

/* ---------- 步骤编号列表 ---------- */
.step-list{list-style:none;border-top:1px solid var(--line);}
.step-item{
  display:flex;gap:18px;align-items:flex-start;padding:22px 8px;border-bottom:1px solid var(--line);
  transition:background .2s ease,transform .2s ease;
}
.step-item:hover{background:rgba(18,81,60,.045);transform:translateX(4px);}
.step-num{
  font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--lime-deep);
  opacity:.85;min-width:46px;line-height:1.3;
}
.step-body h3{font-size:18px;font-weight:700;color:var(--ink);}
.step-body p{margin-top:6px;font-size:15px;color:var(--muted);line-height:1.8;}
.step-meta{
  margin-left:auto;font-size:13px;color:var(--muted);white-space:nowrap;
  font-family:var(--font-num);font-weight:700;
}
@media (max-width:639px){
  .step-item{flex-wrap:wrap;}
  .step-meta{margin-left:64px;font-size:12px;}
  .step-num{font-size:22px;min-width:38px;}
}
@media (min-width:768px){
  .step-num{font-size:30px;min-width:56px;}
  .step-body h3{font-size:20px;}
}

/* ---------- 双栏对照 ---------- */
.compare{display:grid;gap:24px;grid-template-columns:1fr;margin-top:8px;}
@media (min-width:900px){.compare{grid-template-columns:1fr 1fr;}}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-1);
}
.panel.good{border-left:4px solid var(--lime);}
.panel.warn{border-left:4px solid var(--orange);}
.panel-title{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.panel-title .mark{width:10px;height:10px;border-radius:3px;}
.panel.good .mark{background:var(--lime-deep);}
.panel.warn .mark{background:var(--orange);border-radius:50%;}
.panel-sub{font-size:14px;color:var(--muted);margin-bottom:10px;}
.plain-list{list-style:none;}
.plain-list li{
  position:relative;padding:13px 0 13px 24px;font-size:15px;line-height:1.8;
  border-bottom:1px dashed var(--line);
}
.plain-list li:last-child{border-bottom:0;}
.plain-list li::before{
  content:"";position:absolute;left:0;top:21px;width:9px;height:9px;border-radius:2px;background:var(--lime-deep);
}
.panel.warn .plain-list li::before{background:var(--orange);border-radius:50%;}

/* ---------- 规格列表 ---------- */
.spec-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:8px 26px;box-shadow:var(--shadow-1);
}
.spec-row{
  display:flex;justify-content:space-between;gap:16px;align-items:baseline;
  padding:16px 0;border-bottom:1px solid var(--line);flex-wrap:wrap;
}
.spec-row:last-child{border-bottom:0;}
.spec-label{font-size:15px;font-weight:700;color:var(--green-dark);}
.spec-value{font-size:14px;color:var(--muted);text-align:right;}
@media (max-width:519px){.spec-value{text-align:left;width:100%;}}

/* ---------- 入口：一主三辅 ---------- */
.entry-grid{display:grid;gap:24px;grid-template-columns:1fr;}
@media (min-width:1024px){.entry-grid{grid-template-columns:1.25fr 1fr;align-items:start;}}
.entry-main{
  position:relative;overflow:hidden;border-radius:var(--radius-card);background:var(--green-dark);
  color:#fff;box-shadow:var(--shadow-1);transition:transform .25s ease,box-shadow .25s ease;
}
.entry-main:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.entry-main img{width:100%;height:230px;object-fit:cover;opacity:.62;}
.entry-main .body{position:absolute;left:0;right:0;bottom:0;padding:24px 24px 26px;
  background:linear-gradient(180deg,rgba(11,58,43,0) 0%,rgba(11,58,43,.92) 58%);}
.entry-main h3{font-size:20px;font-weight:800;margin-bottom:8px;}
.entry-main p{font-size:14px;color:rgba(255,255,255,.78);line-height:1.7;}
.entry-rows{display:flex;flex-direction:column;gap:12px;}
.entry-row{
  display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--line);
  border-radius:14px;padding:16px 18px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.entry-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#C9D3CB;}
.entry-icon{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;background:rgba(198,242,78,.22);
  display:flex;align-items:center;justify-content:center;color:var(--green-dark);font-weight:800;
  font-family:var(--font-num);font-size:15px;
}
.entry-row h3{font-size:16px;font-weight:700;color:var(--ink);}
.entry-row p{font-size:13px;color:var(--muted);margin-top:2px;}
.entry-row .arrow{margin-left:auto;color:var(--muted);transition:transform .2s ease,color .2s ease;}
.entry-row:hover .arrow{transform:translateX(3px);color:var(--green);}

/* ---------- FAQ ---------- */
.faq-shell{max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;padding:18px 34px 18px 16px;
  font-size:17px;font-weight:600;color:var(--ink);transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:2px;
  background:transparent;transition:background .2s ease;
}
.faq-item summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:20px;color:var(--muted);line-height:1;
}
.faq-item[open] summary{color:var(--green-dark);}
.faq-item[open] summary::before{background:var(--lime);}
.faq-item[open] summary::after{content:"−";color:var(--green);}
.faq-item summary:hover{color:var(--green);}
.faq-item[open]{background:var(--bg);}
.faq-body{padding:0 34px 20px 16px;font-size:15px;line-height:1.8;color:var(--muted);}
.faq-body strong{color:var(--green-dark);font-weight:700;}

/* ---------- CTA 窄条 ---------- */
.cta-strip-wrap{padding-bottom:0;}
.cta-strip{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  background:var(--green-dark);border-radius:var(--radius-card);padding:26px 28px;color:#fff;
}
.cta-strip h2{font-size:19px;font-weight:800;line-height:1.4;}
.cta-strip p{font-size:14px;color:rgba(255,255,255,.7);margin-top:6px;}
@media (min-width:768px){
  .cta-strip{padding:30px 36px;}
  .cta-strip h2{font-size:22px;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-dark);color:rgba(255,255,255,.72);padding:56px 0 26px;margin-top:72px;}
@media (min-width:768px){.site-footer{padding:72px 0 30px;margin-top:96px;}}
.topline{width:30%;max-width:180px;height:1px;background:var(--lime);margin-bottom:38px;}
.footer-grid{display:grid;gap:36px;grid-template-columns:1fr;}
@media (min-width:900px){.footer-grid{grid-template-columns:1.5fr 1fr 1.2fr;gap:44px;}}
.footer-brand .bm{font-size:20px;font-weight:900;color:#fff;line-height:1.1;}
.footer-brand .bs{font-size:11px;letter-spacing:.28em;color:var(--lime);margin:6px 0 14px;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px;}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:rgba(255,255,255,.92);margin-bottom:6px;}
.footer-links{list-style:none;}
.footer-links li{line-height:1;}
.footer-links a{display:inline-block;padding:7px 0;font-size:14px;color:rgba(255,255,255,.68);transition:color .2s ease,transform .2s ease;}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.fi{
  width:100%;height:48px;border-radius:12px;padding:0 14px;outline:none;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.fi::placeholder{color:rgba(255,255,255,.42);}
.fi:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.18);}
.small{font-size:13px;line-height:1.7;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.site-footer .btn-primary{margin-top:12px;}
@media (max-width:639px){
  .site-footer{padding:48px 0 22px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category4 */
:root{
  --green:#12513C;
  --green-dark:#0B3A2B;
  --green-light:#1B6B50;
  --lime:#C6F24E;
  --lime-deep:#A9D93A;
  --orange:#FF6A2B;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --soft:#ECEBE5;
  --ink:#101A15;
  --text:#2A332E;
  --muted:#6B7A72;
  --line:#DDE2DC;
  --r-card:16px;
  --r-btn:12px;
  --sh-card:0 8px 24px rgba(16,26,21,.06);
  --sh-hover:0 14px 34px rgba(16,26,21,.12);
  --wrap:1200px;
  --mono:ui-monospace,SFMono-Regular,"Roboto Mono",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,p,ul,ol,figure{margin:0}
ul,ol{padding:0}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--lime);color:var(--green-dark);box-shadow:0 6px 18px rgba(16,26,21,.10)}
.btn-primary:hover{background:#D2F86A;transform:translateY(-1px);box-shadow:0 12px 26px rgba(16,26,21,.16)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(16,26,21,.10)}
.btn-primary:focus-visible{outline:3px solid rgba(198,242,78,.55);outline-offset:2px}
.btn-primary[disabled]{opacity:.45;cursor:not-allowed}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--green)}
.btn-ghost:hover{background:#EAF0E9;transform:translateY(-1px)}
.btn-ghost:focus-visible{outline:3px solid rgba(18,81,60,.25);outline-offset:2px}
.btn-on-dark{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-on-dark:hover{background:rgba(255,255,255,.12);transform:translateY(-1px)}
.btn-block{width:100%}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--green);
  border-bottom:1px solid transparent;transition:border-color .18s ease,color .18s ease;
}
.text-link:hover{border-color:var(--green)}
.text-link .arw{transition:transform .18s ease}
.text-link:hover .arw{transform:translateX(3px)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.08em;line-height:1;
}
.badge-tag{background:var(--soft);color:#43524A}
.badge-soon{background:var(--lime);color:var(--green-dark)}
.badge-live{background:var(--orange);color:#fff}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.86);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease,background .22s ease;
}
.site-header.scrolled{background:rgba(247,246,242,.95);box-shadow:0 6px 20px rgba(16,26,21,.08)}
.nav-wrap{display:flex;align-items:center;height:72px;gap:48px}
.nav-side{display:none;align-items:center;gap:26px;flex:1 1 0;min-width:0}
.nav-side.right{justify-content:flex-end}
@media(min-width:1024px){.nav-side{display:flex}}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.05;text-align:center;flex:0 0 auto}
.brand .bm{font-size:19px;font-weight:900;letter-spacing:-.02em;color:var(--green-dark)}
.brand .bs{font-size:11px;letter-spacing:.24em;color:var(--muted);margin-top:3px}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--text);padding:6px 2px;white-space:nowrap;transition:color .18s ease}
.nav-link:hover{color:var(--green)}
.nav-link::after{content:"";position:absolute;left:50%;bottom:-3px;width:0;height:2px;background:var(--lime);transform:translateX(-50%);transition:width .2s ease}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--green)}
.nav-link.active::after{width:100%;height:3px}
.nav-cta{height:40px;padding:0 18px;font-size:14px}
.menu-toggle{
  margin-left:auto;display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;padding:0 10px;border:1px solid var(--line);border-radius:10px;
  background:#fff;cursor:pointer;
}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:var(--green-dark);transition:transform .2s ease,opacity .2s ease}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(min-width:1024px){.menu-toggle{display:none}}
.mobile-panel{display:none;background:#fff;border-top:1px solid var(--line);padding:8px 0 20px}
.mobile-panel.open{display:block}
@media(min-width:1024px){.mobile-panel{display:none !important}}
.mobile-panel a.m-link{
  display:flex;align-items:center;height:56px;font-size:18px;font-weight:600;
  border-bottom:1px solid var(--line);color:var(--text);transition:color .18s ease,padding-left .18s ease;
}
.mobile-panel a.m-link:hover,.mobile-panel a.m-link.active{color:var(--green);padding-left:6px}
.mobile-panel .m-cta{margin-top:18px}

/* ---------- 头图区 ---------- */
.page-banner{
  position:relative;
  min-height:280px;
  display:flex;align-items:center;
  background-image:linear-gradient(90deg,rgba(11,58,43,.94) 0%,rgba(11,58,43,.82) 55%,rgba(11,58,43,.7) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  color:#fff;
}
.banner-in{padding-top:56px;padding-bottom:56px;max-width:840px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:16px}
.crumb a{transition:color .18s ease}
.crumb a:hover{color:var(--lime)}
.page-banner h1{
  font-size:clamp(30px,6vw,48px);font-weight:900;letter-spacing:-.02em;line-height:1.15;
  margin:14px 0 14px;max-width:20ch;
}
.page-banner .lead{font-size:16px;line-height:1.8;color:rgba(255,255,255,.78);max-width:60ch}
@media(min-width:1024px){
  .page-banner{min-height:320px}
  .banner-in{padding-top:72px;padding-bottom:72px}
}

/* ---------- 快捷胶囊 ---------- */
.quick-nav{background:#fff;border-bottom:1px solid var(--line)}
.quick-in{padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.caps{display:flex;flex-wrap:wrap;gap:10px}
.caps a{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;color:var(--text);
  transition:all .18s ease;
}
.caps a:hover{border-color:var(--lime-deep);color:var(--green);transform:translateY(-1px);box-shadow:var(--sh-card)}
.caps a:focus-visible{outline:3px solid rgba(198,242,78,.5);outline-offset:2px}
.quick-hint{margin-left:auto;font-size:13px;color:var(--muted)}
@media(max-width:767px){.quick-hint{margin-left:0}}

/* ---------- 板块 ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:80px 0}}
@media(min-width:1024px){.section{padding:104px 0}}
.section-white{background:#fff}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head h2{font-size:clamp(22px,4vw,32px);font-weight:800;line-height:1.25;color:var(--ink);letter-spacing:-.01em}
.sec-head .sec-sub{margin-top:12px;font-size:15px;color:var(--muted)}
.sec-head .eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;font-weight:700;color:var(--green);
  background:#E7EFE8;border-radius:999px;padding:5px 12px;margin-bottom:14px;
}

/* ---------- 三步检查 ---------- */
.steps{list-style:none;display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps li{padding:26px 4px}
.steps li + li{border-top:1px solid var(--line)}
@media(min-width:768px){
  .steps{grid-template-columns:repeat(3,1fr)}
  .steps li{padding:30px 28px}
  .steps li + li{border-top:none;border-left:1px solid var(--line)}
}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;background:#E7EFE8;color:var(--green);
  font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;font-size:15px;margin-bottom:14px;
}
.steps h3{font-size:19px;font-weight:700;color:var(--ink);margin-bottom:8px}
.steps p{font-size:15px;color:var(--muted);line-height:1.8}

/* ---------- 现象处理条 ---------- */
.sym-list{border-top:1px solid var(--line)}
.sym-row{
  display:grid;grid-template-columns:1fr;gap:10px;
  padding:22px 0;border-bottom:1px solid var(--line);
  transition:background .2s ease,transform .2s ease;
}
.sym-row:hover{background:#FAFBF8;transform:translateX(4px)}
@media(min-width:768px){.sym-row{grid-template-columns:260px 1fr;gap:32px;align-items:start}}
.sym-tag{
  display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--ink);
  border-left:3px solid var(--orange);padding-left:12px;
}
.sym-body{font-size:15px;color:var(--text);line-height:1.85}
.sym-body strong{color:var(--green);font-weight:700}

/* ---------- 图文块 ---------- */
.split{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media(min-width:1024px){.split{grid-template-columns:1.05fr .95fr;gap:56px}}
.side-shot{border-radius:20px;overflow:hidden;box-shadow:var(--sh-card);background:#fff}
.side-shot img{width:100%;aspect-ratio:16/10}
.side-shot figcaption{font-size:13px;color:var(--muted);padding:12px 16px;background:#fff;border-top:1px solid var(--line)}

/* ---------- FAQ ---------- */
.faq-section{background:#fff}
.faq-group{margin-bottom:44px}
.faq-group:last-child{margin-bottom:0}
.faq-group h3{
  font-size:20px;font-weight:700;color:var(--ink);margin-bottom:6px;
  display:flex;align-items:center;gap:10px;
}
.faq-group .g-dot{width:8px;height:8px;border-radius:50%;background:var(--lime-deep);flex:0 0 auto}
.faq-group .g-note{font-size:14px;color:var(--muted);margin-bottom:16px}
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 44px 20px 18px;font-size:17px;font-weight:600;color:var(--ink);
  transition:background .18s ease,color .18s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:#FAFBF8}
.faq summary::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:4px;
  background:transparent;transition:background .2s ease;
}
.faq details[open] summary{background:var(--bg);color:var(--green)}
.faq details[open] summary::before{background:var(--lime)}
.faq summary::after{
  content:"+";position:absolute;right:14px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--muted);transition:color .2s ease;
}
.faq details[open] summary::after{content:"−";color:var(--green)}
.faq .answer{padding:16px 18px 20px 18px;font-size:15px;line-height:1.85;color:var(--text)}
.faq .answer p + p{margin-top:10px}
.faq .answer code{
  font-family:var(--mono);font-size:13px;background:var(--soft);border-radius:6px;padding:2px 6px;color:var(--green-dark);
}
.faq-note{
  margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  background:var(--bg);border-left:4px solid var(--lime);border-radius:0 12px 12px 0;padding:16px 18px;
  font-size:14px;color:var(--text);
}

/* ---------- 协助与表单 ---------- */
.support{
  display:grid;grid-template-columns:1fr;gap:28px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-card);padding:26px 22px;
}
@media(min-width:768px){.support{padding:36px 32px}}
@media(min-width:1024px){.support{grid-template-columns:1fr 1fr;gap:56px}}
.support h2{font-size:clamp(22px,4vw,30px);font-weight:800;color:var(--ink);line-height:1.25}
.support .s-sub{margin-top:12px;font-size:15px;color:var(--muted)}
.support ul{list-style:none;margin:20px 0 0}
.support ul li{
  position:relative;padding-left:22px;font-size:15px;color:var(--text);line-height:1.8;margin-bottom:10px;
}
.support ul li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:var(--lime-deep);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field .req{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--lime-deep);margin-left:6px;vertical-align:middle}
.input{
  width:100%;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--text);padding:0 14px;font-size:15px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.input{height:auto;padding:12px 14px;line-height:1.7;resize:vertical}
.input::placeholder{color:#9AA8A0}
.input:focus{border-color:var(--lime-deep);box-shadow:0 0 0 3px rgba(198,242,78,.28)}
.form-msg{font-size:13px;margin-top:10px;min-height:20px}
.form-msg.error{color:var(--orange)}
.form-msg.ok{color:var(--green)}

/* ---------- CTA 窄条 ---------- */
.cta-narrow{
  background:var(--green-dark);
  background-image:radial-gradient(120% 180% at 100% 0%,rgba(198,242,78,.12) 0%,rgba(198,242,78,0) 55%);
  color:#fff;
}
.cta-in{
  display:flex;flex-direction:column;gap:20px;align-items:flex-start;
  padding:40px 0;
}
@media(min-width:768px){
  .cta-in{flex-direction:row;align-items:center;justify-content:space-between;gap:40px;padding:44px 0}
}
.cta-in h2{font-size:clamp(20px,3.4vw,26px);font-weight:800;letter-spacing:-.01em;line-height:1.3}
.cta-in p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.72);max-width:60ch}
@media(max-width:767px){.cta-in .btn{width:100%}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-dark);color:rgba(255,255,255,.72);padding:60px 0 24px}
.topline{width:30%;max-width:360px;height:1px;background:var(--lime);margin-bottom:40px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:40px}}
.footer-brand .bm{font-size:20px;font-weight:900;color:#fff;letter-spacing:-.02em}
.footer-brand .bs{font-size:11px;letter-spacing:.24em;color:var(--lime);margin-top:4px}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:14px;max-width:36ch;color:rgba(255,255,255,.66)}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:#fff;margin-bottom:16px}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:10px}
.footer-links a{display:inline-block;font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease,transform .18s ease}
.footer-links a:hover{color:var(--lime);transform:translateX(2px)}
.fi{
  width:100%;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.fi::placeholder{color:rgba(255,255,255,.45)}
.fi:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.18)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.10);margin-top:40px;padding-top:20px;
  font-size:13px;color:rgba(255,255,255,.5);
}
@media(max-width:767px){
  .btn{width:100%}
  .nav-cta{width:auto}
  .section{padding:56px 0}
}