/* roulang page: index */
:root{
  --brand:#0FA97A;
  --brand-d:#0A7A57;
  --brand-l:#E6F6F0;
  --accent:#FF6B2C;
  --accent-d:#E85A1C;
  --gold:#FFC53D;
  --dark:#07201C;
  --dark-2:#0D2E28;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --ink:#141A18;
  --ink-2:#5A6663;
  --ink-3:#8B9491;
  --line:#E3E0D8;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(7,32,28,.06);
  --sh-2:0 16px 36px -20px rgba(7,32,28,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:var(--brand-d);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;letter-spacing:-.01em;line-height:1.28;color:var(--ink);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1280px;}}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;font-weight:700;
  color:var(--brand-d);text-transform:uppercase;
  background:var(--brand-l);border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{font-size:32px;margin-bottom:8px;}
.section-head p{color:var(--ink-2);margin:0;max-width:640px;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;
  color:var(--brand-d);border-bottom:2px solid transparent;padding-bottom:2px;
}
.link-more:hover{border-color:var(--brand);color:var(--brand);}

/* ============ Buttons ============ */
.btn{
  border-radius:var(--r-btn)!important;
  font-weight:700;
  font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:0 24px;
  height:48px;
  border:1.5px solid transparent;
  transition:all .2s var(--ease);
  box-shadow:none!important;
}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent);}
.btn-accent:hover,.btn-accent:focus{background:var(--accent-d);border-color:var(--accent-d);color:#fff;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);background:#D24E13;}
.btn-brand{background:var(--brand);color:#fff;border-color:var(--brand);}
.btn-brand:hover,.btn-brand:focus{background:var(--brand-d);border-color:var(--brand-d);color:#fff;transform:translateY(-1px);}
.btn-outline-brand{background:#fff;color:var(--brand-d);border:1.5px solid var(--brand);}
.btn-outline-brand:hover,.btn-outline-brand:focus{background:var(--brand-l);color:var(--brand-d);}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled,.btn.disabled{opacity:.5;pointer-events:none;}

/* ============ Header / Nav ============ */
.site-header{position:relative;z-index:1040;}
.topbar{background:var(--dark);color:#BFDDD3;font-size:12px;letter-spacing:.02em;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar-note{display:inline-flex;align-items:center;gap:8px;}
.topbar-note i{color:var(--gold);}
.topbar-close{background:transparent;border:0;color:#7FA79B;font-size:12px;padding:2px 6px;cursor:pointer;transition:color .2s var(--ease);}
.topbar-close:hover{color:#fff;}
.site-nav{
  position:sticky;top:0;z-index:1035;
  background:rgba(245,243,238,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.site-nav.is-stuck{border-bottom-color:var(--line);box-shadow:0 8px 24px -18px rgba(7,32,28,.5);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--nav-h);}
.brand{display:flex;flex-direction:column;line-height:1.1;text-decoration:none!important;flex-shrink:0;}
.brand-main{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-sub{font-size:11px;letter-spacing:.22em;color:var(--brand-d);margin-top:3px;font-weight:600;}
.brand:hover .brand-main{color:var(--brand-d);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:10px 14px;font-size:15px;font-weight:600;color:var(--ink-2);
  border-radius:8px;transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--ink);background:rgba(15,169,122,.07);}
.nav-link.active{color:var(--brand-d);font-weight:700;}
.nav-link.active::after,.nav-link:hover::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:12px;}
.mega{position:relative;}
.mega-toggle{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  height:40px;padding:0 16px;font-size:14px;font-weight:700;color:var(--ink-2);
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;
  transition:all .2s var(--ease);
}
.mega-toggle i{font-size:11px;transition:transform .2s var(--ease);}
.mega-toggle:hover{border-color:var(--brand);color:var(--brand-d);}
.mega:hover .mega-toggle i,.mega:focus-within .mega-toggle i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:640px;
  background:#fff;border-radius:var(--r-card);border:1px solid var(--line);
  border-top:3px solid var(--brand);
  box-shadow:0 28px 60px -30px rgba(7,32,28,.45);
  padding:24px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(8px);pointer-events:none;
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto;}
.mega-col-title{font-size:12px;letter-spacing:.12em;color:var(--ink-3);font-weight:700;margin-bottom:12px;}
.mega-list li{margin-bottom:8px;}
.mega-list a{font-size:14px;color:var(--ink-2);font-weight:600;display:block;padding:4px 0;}
.mega-list a:hover{color:var(--brand-d);}
.mega-news li{padding-bottom:10px;border-bottom:1px dashed var(--line);margin-bottom:10px;}
.mega-news a{font-size:13.5px;font-weight:600;color:var(--ink);display:block;line-height:1.5;}
.mega-news span{font-size:12px;color:var(--ink-3);}
.mega-card{
  background:var(--brand-l);border-radius:12px;padding:14px;margin-bottom:10px;
  display:block;transition:all .2s var(--ease);
}
.mega-card strong{display:block;font-size:14px;color:var(--brand-d);margin-bottom:2px;}
.mega-card span{font-size:12px;color:var(--ink-2);}
.mega-card:hover{background:#D8F0E7;transform:translateY(-2px);}
.navbar-toggler{
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;
  display:none;align-items:center;justify-content:center;color:var(--ink);font-size:16px;
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(15,169,122,.2);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--dark);min-height:78vh;display:flex;align-items:center;padding:72px 0 96px;}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center right;
  transform:scale(1.02);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(7,32,28,.96) 0%,rgba(7,32,28,.86) 46%,rgba(7,32,28,.52) 100%);
}
.hero-deco{position:absolute;inset:0;pointer-events:none;}
.hero-deco::before{
  content:"";position:absolute;right:-60px;top:60px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,169,122,.35),transparent 68%);
}
.hero-deco::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:220px;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 1px,transparent 1px 14px);
  mask-image:linear-gradient(to top,#000,transparent);
  -webkit-mask-image:linear-gradient(to top,#000,transparent);
}
.hero-inner{position:relative;z-index:2;width:100%;}
.hero-text{color:#fff;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.1em;font-weight:700;color:#9FE3CD;
  background:rgba(15,169,122,.18);border:1px solid rgba(15,169,122,.45);
  border-radius:999px;padding:7px 16px;margin-bottom:22px;
}
.hero h1{font-size:56px;line-height:1.16;color:#fff;margin-bottom:20px;letter-spacing:-.02em;}
.hero h1 .hl{color:#4FE0B0;}
.hero-sub{font-size:18px;color:#BFDDD3;max-width:520px;margin-bottom:30px;}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:34px;}
.hero-points{display:flex;flex-wrap:wrap;gap:22px;font-size:14px;color:#BFDDD3;}
.hero-points li{display:inline-flex;align-items:center;gap:8px;}
.hero-points i{color:var(--brand);}
.hero-visual{position:relative;}
.hero-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:18px;padding:12px;
  backdrop-filter:blur(6px);
  box-shadow:0 30px 70px -40px rgba(0,0,0,.85);
}
.hero-panel img{border-radius:var(--r-img);width:100%;height:300px;object-fit:cover;}
.hero-panel-foot{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:14px 8px 4px;color:#fff;
}
.hero-panel-foot strong{font-size:15px;font-weight:700;}
.hero-panel-foot span{font-size:12.5px;color:#9FE3CD;display:block;font-weight:400;}
.hero-chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;
  background:rgba(255,197,61,.16);color:var(--gold);border:1px solid rgba(255,197,61,.4);
  border-radius:999px;padding:5px 12px;white-space:nowrap;
}

/* ============ Stat bar ============ */
.statbar-wrap{position:relative;z-index:5;margin-top:-32px;}
.statbar{
  background:var(--dark-2);
  border:1px solid rgba(255,255,255,.08);
  border-radius:16px;
  padding:26px 28px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  box-shadow:var(--sh-2);
}
.stat-item{color:#fff;border-right:1px solid rgba(255,255,255,.09);padding-right:20px;}
.stat-item:last-child{border-right:0;padding-right:0;}
.stat-num{font-size:28px;font-weight:800;color:#4FE0B0;font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.2;}
.stat-num small{font-size:14px;color:#9FE3CD;font-weight:700;margin-left:2px;}
.stat-label{font-size:13px;color:#9AAFA9;margin-top:4px;}

/* ============ Play section ============ */
.sticky-head{position:sticky;top:110px;}
.sticky-head h2{font-size:34px;margin-bottom:14px;}
.sticky-head p{color:var(--ink-2);}
.flow-list{display:flex;flex-direction:column;gap:16px;}
.flow-item{
  display:flex;gap:20px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 28px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(15,169,122,.4);}
.flow-num{
  font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;
  line-height:1;padding-top:4px;min-width:44px;letter-spacing:-.02em;
}
.flow-item h3{font-size:19px;margin-bottom:8px;}
.flow-item p{color:var(--ink-2);font-size:15px;margin-bottom:14px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;
  padding:5px 12px;border-radius:999px;background:var(--brand-l);color:var(--brand-d);
}
.tag-gold{background:rgba(255,197,61,.18);color:#8A6100;}

/* ============ Reward ============ */
.reward-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.reward-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.reward-card{
  position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 26px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.reward-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(15,169,122,.45);}
.reward-card.lv2{padding-top:38px;padding-bottom:38px;background:#fff;border-color:rgba(15,169,122,.35);}
.reward-card.lv3{background:var(--dark);border-color:var(--dark);color:#fff;}
.reward-card.lv3 h3,.reward-card.lv3 .reward-num{color:#fff;}
.reward-card.lv3 .reward-list li{color:#BFDDD3;border-color:rgba(255,255,255,.12);}
.reward-card.lv3 .progress-track{background:rgba(255,255,255,.14);}
.reward-flag{
  position:absolute;top:-13px;right:22px;font-size:11.5px;font-weight:800;letter-spacing:.06em;
  padding:5px 13px;border-radius:999px;background:var(--gold);color:#4A3300;
}
.reward-card.lv3 .reward-flag{background:var(--accent);color:#fff;}
.reward-card.lv2 .reward-flag{background:var(--brand);color:#fff;}
.reward-card h3{font-size:20px;margin-bottom:6px;}
.reward-num{
  font-size:40px;font-weight:800;color:var(--brand-d);letter-spacing:-.03em;
  font-variant-numeric:tabular-nums;line-height:1.1;margin:10px 0 4px;
}
.reward-num small{font-size:14px;font-weight:700;color:var(--ink-3);margin-left:6px;letter-spacing:0;}
.reward-card.lv3 .reward-num small{color:#9FE3CD;}
.reward-list{margin:18px 0 22px;}
.reward-list li{
  font-size:14px;color:var(--ink-2);padding:10px 0;border-top:1px dashed var(--line);
  display:flex;align-items:flex-start;gap:9px;
}
.reward-list li i{color:var(--brand);font-size:12px;margin-top:6px;}
.progress-track{height:8px;background:var(--brand-l);border-radius:999px;overflow:hidden;}
.progress-fill{height:100%;background:var(--brand);border-radius:999px;}
.progress-meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink-3);margin-top:8px;font-weight:600;}

/* ============ Task progress ============ */
.task-panel{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  padding:36px;box-shadow:var(--sh-1);
}
.task-top{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap;margin-bottom:28px;}
.task-top h3{font-size:20px;margin-bottom:6px;}
.task-top p{color:var(--ink-2);font-size:14.5px;margin:0;max-width:520px;}
.task-rate{text-align:right;min-width:180px;}
.task-rate strong{display:block;font-size:34px;font-weight:800;color:var(--brand-d);font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.1;}
.task-rate span{font-size:12.5px;color:var(--ink-3);font-weight:600;}
.task-bar{height:8px;background:var(--brand-l);border-radius:999px;overflow:hidden;margin-bottom:28px;}
.task-bar i{display:block;height:100%;width:62%;background:linear-gradient(90deg,var(--brand),#37C89A);border-radius:999px;}
.seg-row{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;}
.seg{
  border:1.5px dashed var(--line);border-radius:10px;padding:12px 8px;text-align:center;
  font-size:12.5px;color:var(--ink-3);font-weight:700;background:#fff;
  transition:all .2s var(--ease);
}
.seg strong{display:block;font-size:15px;color:var(--ink-3);font-variant-numeric:tabular-nums;margin-bottom:2px;}
.seg.is-done{background:var(--brand);border-color:var(--brand);color:#fff;}
.seg.is-done strong{color:#fff;}
.seg.is-current{background:var(--brand-l);border:1.5px solid var(--brand);color:var(--brand-d);}
.seg.is-current strong{color:var(--brand-d);}
.task-note{font-size:13.5px;color:var(--ink-2);margin-top:20px;display:flex;align-items:center;gap:8px;}
.task-note i{color:var(--accent);}

/* ============ News / CMS ============ */
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);height:100%;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(15,169,122,.4);}
.news-media{display:block;overflow:hidden;}
.news-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease);}
.news-card:hover .news-media img{transform:scale(1.05);}
.news-lead .news-media img{aspect-ratio:16/11;}
.news-body{padding:22px 24px 24px;}
.news-body h3{font-size:18px;margin:12px 0 8px;}
.news-body h3 a{color:var(--ink);}
.news-body h3 a:hover{color:var(--brand-d);}
.badge-soft{
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;
  padding:4px 11px;border-radius:999px;background:var(--brand-l);color:var(--brand-d);
}
.news-lead .news-body{padding:26px 28px 28px;}
.news-lead .news-body h3{font-size:22px;}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--ink-2);font-size:14.5px;}
.news-meta{display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--ink-3);margin-top:14px;font-weight:600;}
.news-meta i{margin-right:5px;color:var(--brand);}
.news-side{display:flex;flex-direction:column;gap:16px;height:100%;}
.news-mini{
  display:flex;gap:18px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:16px;box-shadow:var(--sh-1);flex:1;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-mini:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(15,169,122,.4);}
.news-mini img{width:132px;height:96px;object-fit:cover;border-radius:var(--r-img);flex-shrink:0;}
.news-mini .mini-body{min-width:0;}
.news-mini h3{font-size:16px;margin:8px 0 6px;line-height:1.45;}
.news-mini h3 a{color:var(--ink);}
.news-mini h3 a:hover{color:var(--brand-d);}
.news-mini p{font-size:13.5px;margin:0;color:var(--ink-2);}
.empty-state{
  text-align:center;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;
}
.empty-state i{font-size:32px;color:var(--brand);margin-bottom:16px;display:block;}
.empty-state p{color:var(--ink-2);margin-bottom:20px;}

/* ============ Ability ============ */
.ability-section{background:var(--dark);color:#fff;position:relative;overflow:hidden;}
.ability-section .eyebrow{background:rgba(15,169,122,.18);color:#7FE8C4;}
.ability-section h2{color:#fff;}
.ability-section .section-head p{color:#9FB8B1;}
.ability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.ability-item{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-card);padding:26px;transition:all .22s var(--ease);
}
.ability-item:hover{background:rgba(15,169,122,.14);border-color:rgba(15,169,122,.5);transform:translateY(-4px);}
.ability-icon{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(15,169,122,.2);color:#4FE0B0;font-size:18px;margin-bottom:16px;
}
.ability-item h3{font-size:17px;color:#fff;margin-bottom:8px;}
.ability-item p{font-size:14px;color:#9FB8B1;margin:0;}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;align-items:start;}
.faq-intro h2{font-size:32px;margin-bottom:14px;}
.faq-intro p{color:var(--ink-2);}
.faq-side-card{
  background:var(--brand-l);border-radius:var(--r-card);padding:24px;margin-top:24px;
  border:1px solid rgba(15,169,122,.22);
}
.faq-side-card strong{display:block;font-size:15px;color:var(--brand-d);margin-bottom:6px;}
.faq-side-card span{font-size:13.5px;color:var(--ink-2);}
.accordion-item{
  background:#fff!important;border:1px solid var(--line)!important;border-radius:12px!important;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-button{
  background:#fff!important;color:var(--ink)!important;font-weight:700;font-size:16px;
  padding:20px 22px;box-shadow:none!important;border-radius:12px!important;
}
.accordion-button:not(.collapsed){color:var(--brand-d)!important;background:#FBFDFC!important;}
.accordion-button::after{
  background-image:none!important;
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--brand-d);transition:transform .22s var(--ease);width:auto;height:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);}
.accordion-body{padding:0 22px 22px;color:var(--ink-2);font-size:15px;line-height:1.85;}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(15,169,122,.55)!important;}

/* ============ CTA ============ */
.cta-band{background:var(--dark);position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,169,122,.4),transparent 70%);
}
.cta-inner{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;
  gap:32px;padding:64px 0;flex-wrap:wrap;
}
.cta-inner h2{color:#fff;font-size:34px;margin-bottom:10px;}
.cta-inner p{color:#9FB8B1;margin:0;font-size:15.5px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ Footer ============ */
.site-footer{background:var(--dark);color:#9FB8B1;padding:64px 0 0;border-top:1px solid rgba(255,255,255,.07);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand-main{color:#fff;font-size:20px;}
.footer-brand .brand-sub{color:#4FE0B0;}
.footer-brand p{font-size:13.5px;line-height:1.85;margin:18px 0 0;color:#8FA9A2;max-width:320px;}
.footer-col h4{font-size:14px;color:#4FE0B0;margin-bottom:16px;font-weight:700;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:#8FA9A2;}
.footer-col a:hover{color:#4FE0B0;}
.footer-col p{font-size:13.5px;color:#8FA9A2;margin-bottom:10px;line-height:1.8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#6F8A83;
}
.footer-bottom a{color:#6F8A83;}
.footer-bottom a:hover{color:#4FE0B0;}

/* ============ Responsive ============ */
@media (max-width:1199px){
  .hero h1{font-size:44px;}
  .reward-grid{gap:18px;}
  .ability-grid{grid-template-columns:repeat(2,1fr);}
  .statbar{grid-template-columns:repeat(2,1fr);gap:24px;}
  .stat-item:nth-child(2){border-right:0;}
  .mega-panel{width:560px;}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .navbar-toggler{display:flex;}
  .nav-inner{flex-wrap:wrap;}
  .nav-collapse{
    display:none;width:100%;order:3;padding:16px 0 22px;
    border-top:1px solid var(--line);margin-top:8px;
  }
  .nav-collapse.open{display:block;}
  .nav-links{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-link{padding:13px 12px;border-radius:10px;font-size:16px;}
  .nav-link::after{display:none;}
  .nav-link.active{background:var(--brand-l);}
  .nav-right{flex-direction:column;align-items:stretch;gap:10px;margin-top:14px;}
  .mega-toggle{width:100%;justify-content:space-between;}
  .mega-panel{
    position:static;width:100%;opacity:1;visibility:visible;transform:none;pointer-events:auto;
    display:none;grid-template-columns:1fr;box-shadow:none;margin-top:10px;padding:18px;
  }
  .mega.open .mega-panel{display:grid;}
  .hero{min-height:auto;padding:56px 0 88px;}
  .hero h1{font-size:38px;}
  .hero-panel img{height:250px;}
  .hero-visual{margin-top:8px;}
  .sticky-head{position:static;margin-bottom:8px;}
  .reward-grid{grid-template-columns:1fr;}
  .reward-card.lv2{padding-top:30px;padding-bottom:30px;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .seg-row{grid-template-columns:repeat(4,1fr);}
  .task-panel{padding:26px 22px;}
  .task-rate{text-align:left;}
}
@media (max-width:767px){
  .section{padding:48px 0;}
  .section-head{margin-bottom:28px;}
  .section-head h2{font-size:25px;}
  .hero h1{font-size:32px;}
  .hero-sub{font-size:16px;}
  .hero-btns .btn{width:100%;}
  .hero-panel img{height:210px;}
  .statbar{grid-template-columns:1fr 1fr;padding:22px;}
  .stat-item{border-right:0;padding-right:0;}
  .stat-num{font-size:23px;}
  .flow-item{padding:22px 20px;flex-direction:column;gap:10px;}
  .flow-num{font-size:18px;}
  .news-mini{flex-direction:column;}
  .news-mini img{width:100%;height:160px;}
  .ability-grid{grid-template-columns:1fr;}
  .cta-inner{padding:48px 0;}
  .cta-inner h2{font-size:25px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .seg-row{grid-template-columns:repeat(2,1fr);}
  .topbar-note span{display:none;}
  .faq-intro h2{font-size:25px;}
}
@media (max-width:519px){
  .hero h1{font-size:28px;}
  .hero-eyebrow{font-size:11px;padding:6px 12px;}
  .hero-points{gap:14px;font-size:13px;}
  .statbar{grid-template-columns:1fr;}
  .reward-num{font-size:32px;}
  .task-rate strong{font-size:28px;}
}

/* roulang page: category1 */
:root{
  --brand:#0FA97A;
  --brand-deep:#0A7A57;
  --brand-soft:#E6F6F0;
  --accent:#FF6B2C;
  --accent-deep:#E45518;
  --gold:#FFC53D;
  --dark:#07201C;
  --dark-2:#0C2C26;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --text:#141A18;
  --muted:#5A6663;
  --weak:#8B9491;
  --line:#E3E0D8;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(7,32,28,.06);
  --shadow-2:0 16px 36px -20px rgba(7,32,28,.28);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3;color:var(--text);}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1280px;}}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--dark);
  color:#CFE9E0;
  font-size:12.5px;
  height:36px;
  display:flex;
  align-items:center;
  transition:height .25s ease,opacity .25s ease;
}
.topbar.is-hidden{height:0;opacity:0;overflow:hidden;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-note i{color:var(--gold);font-size:12px;}
.topbar-close{
  background:transparent;border:1px solid rgba(255,255,255,.22);color:#CFE9E0;
  font-size:12px;padding:2px 10px;border-radius:999px;cursor:pointer;transition:all .2s ease;
}
.topbar-close:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;}
.site-nav{
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-nav.is-scrolled{border-bottom-color:var(--line);box-shadow:0 8px 24px -18px rgba(7,32,28,.5);}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0;}
.brand-main{font-size:20px;font-weight:800;color:var(--text);letter-spacing:-.02em;}
.brand-sub{font-size:11px;color:var(--brand);font-weight:600;letter-spacing:.14em;}
.brand:hover .brand-main{color:var(--brand-deep);}
.nav-collapse{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links li{list-style:none;}
.nav-link{
  display:inline-block;position:relative;padding:8px 14px;font-size:15px;font-weight:600;
  color:var(--muted);border-radius:8px;transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .22s cubic-bezier(.2,.7,.3,1);
}
.nav-link:hover{color:var(--text);background:var(--brand-soft);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-deep);}
.nav-link:active{background:#D8F0E8;}
.nav-right{display:flex;align-items:center;gap:12px;}
.navbar-toggler{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text);font-size:18px;cursor:pointer;
}
.navbar-toggler:hover{background:var(--brand-soft);border-color:var(--brand);}
.navbar-toggler:active{transform:scale(.97);}

/* Mega 面板 */
.mega{position:relative;}
.mega-toggle{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 16px;
  background:#fff;border:1.5px solid var(--line);border-radius:var(--radius-btn);
  font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s ease;
}
.mega-toggle i{font-size:11px;transition:transform .22s ease;}
.mega-toggle:hover{border-color:var(--brand);color:var(--brand-deep);}
.mega:hover .mega-toggle,.mega:focus-within .mega-toggle,.mega.is-open .mega-toggle{
  border-color:var(--brand);color:var(--brand-deep);background:var(--brand-soft);
}
.mega:hover .mega-toggle i,.mega:focus-within .mega-toggle i,.mega.is-open .mega-toggle i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:640px;background:#fff;
  border-radius:14px;border:1px solid var(--line);border-top:2px solid var(--brand);
  box-shadow:var(--shadow-2);padding:22px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;z-index:50;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.is-open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-col-title{font-size:13px;font-weight:800;color:var(--brand-deep);letter-spacing:.04em;margin-bottom:10px;}
.mega-list li,.mega-news li{margin-bottom:9px;}
.mega-list a{font-size:14px;color:var(--muted);font-weight:600;}
.mega-list a:hover{color:var(--brand-deep);}
.mega-news li{display:flex;flex-direction:column;gap:2px;}
.mega-news a{font-size:13.5px;color:var(--text);font-weight:600;line-height:1.5;}
.mega-news a:hover{color:var(--brand-deep);}
.mega-news span{font-size:11.5px;color:var(--weak);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:700;
  border:1.5px solid transparent;cursor:pointer;transition:all .2s cubic-bezier(.2,.7,.3,1);
  text-decoration:none;line-height:1;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 16px -10px rgba(255,107,44,.9);}
.btn-accent:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);background:#C94A12;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-primary:active{background:#086248;transform:translateY(0);}
.btn-outline{background:#fff;color:var(--brand-deep);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-deep);}
.btn-outline:active{background:#D8F0E8;}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}
.btn:disabled,.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;background:var(--brand-soft);color:var(--brand-deep);
  letter-spacing:.02em;line-height:1.4;
}
.badge-pill.gold{background:#FFF6DE;color:#8A6100;box-shadow:inset 0 0 0 1px #FFE3A3;}
.badge-pill.accent{background:#FFEDE4;color:#B33E0C;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;background:var(--dark);color:#fff;
  padding:64px 0 72px;min-height:340px;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.42;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(7,32,28,.94) 0%,rgba(7,32,28,.78) 46%,rgba(7,32,28,.34) 100%);
}
.cat-hero .container{position:relative;z-index:2;}
.cat-hero-inner{max-width:760px;}
.cat-hero .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#9FC6BA;margin-bottom:18px;}
.cat-hero .crumb a{color:#9FC6BA;}
.cat-hero .crumb a:hover{color:#fff;}
.cat-hero .crumb span.sep{opacity:.55;}
.cat-hero h1{
  font-size:40px;line-height:1.22;color:#fff;margin-bottom:16px;letter-spacing:-.02em;
}
.cat-hero h1 em{font-style:normal;color:var(--gold);}
.cat-hero .lead{font-size:17px;color:#C9E3DA;line-height:1.8;margin-bottom:24px;max-width:640px;}
.pill-row{display:flex;flex-wrap:wrap;gap:10px;}
.pill{
  display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 16px;border-radius:999px;
  font-size:13.5px;font-weight:600;color:#DDF1EA;border:1px solid rgba(255,255,255,.26);
  background:rgba(255,255,255,.06);transition:all .2s ease;
}
.pill:hover{background:var(--brand);border-color:var(--brand);color:#fff;}
.pill i{font-size:12px;color:var(--gold);}
.pill.is-active{background:#fff;color:var(--brand-deep);border-color:#fff;}
.pill.is-active i{color:var(--accent);}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:40px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;
  color:var(--brand-deep);letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--brand);border-radius:2px;}
.section-head h2{font-size:34px;line-height:1.28;margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:16px;margin:0;}

/* ---------- 数据条 ---------- */
.stat-band{
  background:var(--dark);border-radius:18px;padding:30px 8px;color:#fff;
  box-shadow:0 24px 48px -34px rgba(7,32,28,.9);
}
.stat-band .row{gap:0;}
.stat-item{padding:8px 22px;border-left:1px solid rgba(255,255,255,.1);}
.stat-item:first-child{border-left:0;}
.stat-item .k{font-size:12.5px;color:#8FB8AB;margin-bottom:6px;letter-spacing:.06em;}
.stat-item .v{font-size:28px;color:#fff;letter-spacing:-.02em;line-height:1.1;}
.stat-item .v small{font-size:14px;color:var(--gold);margin-left:4px;font-weight:700;}

/* ---------- 规则目录 + 条目 ---------- */
.rules-wrap{display:grid;grid-template-columns:3fr 9fr;gap:36px;align-items:start;}
.toc-card{
  position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-1);
}
.toc-card h3{font-size:14px;color:var(--weak);letter-spacing:.1em;font-weight:800;margin-bottom:14px;}
.toc-list li{margin-bottom:4px;}
.toc-list a{
  display:block;padding:9px 12px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:14.5px;font-weight:600;color:var(--muted);transition:all .2s ease;
}
.toc-list a:hover{color:var(--brand-deep);background:var(--brand-soft);}
.toc-list a.is-active{border-left-color:var(--brand);background:var(--brand-soft);color:var(--brand-deep);}
.toc-note{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--weak);line-height:1.7;}
.toc-note a{font-weight:700;}

.rule-list{display:flex;flex-direction:column;gap:22px;}
.rule-item{
  display:grid;grid-template-columns:1fr 260px;gap:26px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-1);
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,border-color .2s ease;
}
.rule-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,169,122,.4);}
.rule-item .idx{
  display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:32px;
  padding:0 10px;border-radius:8px;background:var(--dark);color:var(--gold);
  font-size:14px;font-weight:800;margin-right:12px;vertical-align:middle;
}
.rule-item h3{font-size:21px;display:inline;vertical-align:middle;}
.rule-item p{font-size:15.5px;color:var(--muted);line-height:1.85;margin:14px 0 0;}
.rule-item p strong{color:var(--text);font-weight:700;}
.rule-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.rule-thumb{
  border-radius:var(--radius-img);overflow:hidden;background:var(--brand-soft);
  aspect-ratio:16/10;position:relative;
}
.rule-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rule-item:hover .rule-thumb img{transform:scale(1.04);}
.rule-thumb::after{
  content:"";position:absolute;inset:0;
  box-shadow:inset 0 0 0 1px rgba(7,32,28,.06);border-radius:var(--radius-img);
}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.flow-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 22px;
  box-shadow:var(--shadow-1);position:relative;transition:all .2s cubic-bezier(.2,.7,.3,1);
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,169,122,.4);}
.flow-card .step{
  font-size:12.5px;font-weight:800;letter-spacing:.12em;color:var(--brand);margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.flow-card .step::after{content:"";flex:1;height:1px;background:var(--line);}
.flow-card h3{font-size:18px;margin-bottom:10px;}
.flow-card p{font-size:14.5px;color:var(--muted);margin:0;line-height:1.8;}

/* ---------- 适用场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);transition:all .25s cubic-bezier(.2,.7,.3,1);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,169,122,.4);}
.scene-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--brand-soft);}
.scene-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.scene-card:hover .thumb img{transform:scale(1.05);}
.scene-card .body{padding:22px;}
.scene-card h3{font-size:19px;margin-bottom:10px;}
.scene-card p{font-size:14.5px;color:var(--muted);margin:0 0 14px;}
.scene-card ul{margin:0;display:flex;flex-direction:column;gap:8px;}
.scene-card li{position:relative;padding-left:18px;font-size:14px;color:var(--muted);}
.scene-card li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--brand);
}

/* ---------- 进度 ---------- */
.progress-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px;
  box-shadow:var(--shadow-1);
}
.progress-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:18px;}
.progress-head h3{font-size:20px;}
.progress-head .pct{font-size:28px;color:var(--brand-deep);}
.bar{height:8px;border-radius:999px;background:var(--brand-soft);overflow:hidden;}
.bar > i{display:block;height:100%;border-radius:999px;background:var(--brand);width:0;transition:width 1s ease;}
.bar.accent > i{background:var(--accent);}
.scale{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:22px;}
.scale .seg{height:8px;border-radius:999px;border:1.5px solid var(--brand);background:transparent;}
.scale .seg.done{background:var(--brand);}
.scale .seg.now{background:var(--accent);border-color:var(--accent);}
.scale-labels{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:10px;font-size:12px;color:var(--weak);text-align:center;}
.progress-note{margin-top:18px;font-size:14px;color:var(--muted);border-top:1px dashed var(--line);padding-top:16px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:var(--brand);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:700;color:var(--text);line-height:1.6;
}
.faq-q:hover{color:var(--brand-deep);}
.faq-item.is-open .faq-q{font-weight:800;color:var(--brand-deep);}
.faq-q i{color:var(--brand);font-size:14px;transition:transform .25s ease;flex-shrink:0;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 22px 22px;font-size:15px;color:var(--muted);line-height:1.85;}

/* ---------- CTA ---------- */
.cta-band{background:var(--dark);color:#fff;padding:56px 0;position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 30%,rgba(15,169,122,.35),transparent 58%);
}
.cta-band .container{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;}
.cta-band h2{font-size:30px;color:#fff;margin-bottom:8px;}
.cta-band p{color:#A9CFC3;margin:0;font-size:15px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#9FBFB5;padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-main{color:#fff;}
.footer-brand .brand-sub{color:var(--brand);}
.footer-brand p{font-size:14px;line-height:1.85;color:#8FB0A6;margin:0;max-width:340px;}
.footer-col h4{font-size:14px;color:#DDF1EA;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:#9FBFB5;font-size:14px;}
.footer-col a:hover{color:var(--brand);}
.footer-col p{font-size:13.5px;color:#8FB0A6;line-height:1.85;margin:0 0 8px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:10px;font-size:13px;color:#7FA096;
}
.footer-bottom a{color:#9FBFB5;}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .section{padding:72px 0;}
  .cat-hero h1{font-size:34px;}
  .rule-item{grid-template-columns:1fr 220px;gap:22px;}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .navbar-toggler{display:inline-flex;align-items:center;justify-content:center;}
  .nav-collapse{
    position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 20px 32px -24px rgba(7,32,28,.6);padding:18px 20px 22px;
    flex-direction:column;align-items:stretch;gap:16px;display:none;
  }
  .nav-collapse.is-open{display:flex;}
  .nav-links{display:flex;flex-direction:column;align-items:stretch;gap:2px;}
  .nav-link{padding:12px 14px;font-size:15.5px;}
  .nav-link::after{display:none;}
  .nav-link.active{background:var(--brand-soft);}
  .nav-right{justify-content:space-between;flex-wrap:wrap;}
  .mega{position:static;}
  .mega-panel{
    position:static;width:100%;grid-template-columns:1fr;gap:16px;opacity:1;visibility:visible;
    transform:none;box-shadow:none;border-radius:12px;display:none;
  }
  .mega.is-open .mega-panel{display:grid;}
  .rules-wrap{grid-template-columns:1fr;gap:24px;}
  .toc-card{position:static;}
  .toc-list{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .section-head h2{font-size:28px;}
  .cat-hero h1{font-size:30px;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .cat-hero{padding:44px 0 52px;min-height:0;}
  .cat-hero h1{font-size:26px;line-height:1.32;}
  .cat-hero .lead{font-size:15px;}
  .rule-item{grid-template-columns:1fr;padding:22px;}
  .rule-thumb{order:-1;}
  .rule-item h3{font-size:19px;display:block;margin-top:12px;}
  .rule-item .idx{margin-bottom:8px;}
  .flow-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .stat-item{border-left:0;border-top:1px solid rgba(255,255,255,.1);padding:16px 22px;}
  .stat-item:first-child{border-top:0;}
  .stat-item .v{font-size:24px;}
  .toc-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band h2{font-size:24px;}
  .btn{width:100%;}
  .nav-right .btn{width:auto;}
  .progress-panel{padding:22px;}
  .scale-labels{font-size:10.5px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .cat-hero h1{font-size:23px;}
  .section-head h2{font-size:23px;}
  .pill{height:34px;font-size:12.5px;padding:0 13px;}
  .rule-item h3{font-size:17.5px;}
  .rule-item p{font-size:14.5px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a-inner{padding:0 18px 18px;font-size:14px;}
}

/* roulang page: article */
:root{
  --brand:#0FA97A;
  --brand-dark:#0A7A57;
  --brand-soft:#E6F6F0;
  --accent:#FF6B2C;
  --accent-dark:#E85A1D;
  --gold:#FFC53D;
  --ink:#07201C;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --text:#141A18;
  --muted:#5A6663;
  --faint:#8B9491;
  --line:#E3E0D8;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(7,32,28,.06);
  --shadow-2:0 16px 36px -20px rgba(7,32,28,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-dark);}
button{font:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.72);font-size:13px;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;height:36px;}
.topbar-note{display:flex;align-items:center;gap:8px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.topbar-note i{color:var(--brand);}
.topbar-close{background:none;border:0;color:rgba(255,255,255,.55);font-size:12px;padding:4px 10px;border-radius:6px;cursor:pointer;transition:all .2s var(--ease);}
.topbar-close:hover{color:#fff;background:rgba(255,255,255,.12);}
#topbar.hide{display:none;}

/* ---------- 导航 ---------- */
.site-header{position:relative;z-index:1000;}
.site-nav{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(10px);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.site-nav.is-stuck{border-bottom-color:var(--line);box-shadow:0 10px 28px -22px rgba(7,32,28,.5);}
.nav-inner{position:relative;display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:inline-flex;flex-direction:column;line-height:1.12;flex-shrink:0;}
.brand-main{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.01em;transition:color .2s var(--ease);}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.1em;margin-top:3px;}
.brand:hover .brand-main{color:var(--brand-dark);}
.nav-collapse{display:flex;align-items:center;justify-content:space-between;gap:24px;flex:1;}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;}
.nav-link{display:inline-block;padding:9px 13px;font-size:15px;font-weight:600;color:var(--muted);border-radius:8px;position:relative;transition:all .2s var(--ease);}
.nav-link:hover{color:var(--brand-dark);background:var(--brand-soft);}
.nav-link.active{color:var(--ink);}
.nav-link.active::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;background:var(--brand);}
.nav-right{display:flex;align-items:center;gap:14px;}
.navbar-toggler{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;color:var(--text);cursor:pointer;transition:all .2s var(--ease);}
.navbar-toggler:hover{border-color:var(--brand);color:var(--brand-dark);}

/* ---------- Mega 面板 ---------- */
.mega{position:relative;}
.mega-toggle{display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:9px 13px;font-size:15px;font-weight:600;color:var(--muted);border-radius:8px;cursor:pointer;transition:all .2s var(--ease);}
.mega-toggle:hover{color:var(--brand-dark);background:var(--brand-soft);}
.mega-toggle i{font-size:10px;transition:transform .2s var(--ease);}
.mega.open .mega-toggle i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:640px;
  background:#fff;border:1px solid var(--line);border-top:2px solid var(--brand);
  border-radius:var(--r-card);box-shadow:var(--shadow-2);padding:22px;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
  z-index:60;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:12px;font-weight:700;color:var(--faint);letter-spacing:.1em;margin-bottom:12px;}
.mega-list,.mega-news{list-style:none;display:grid;gap:10px;}
.mega-list a{font-size:14px;font-weight:600;color:var(--muted);display:block;padding:4px 0;}
.mega-list a:hover{color:var(--brand-dark);}
.mega-news li a{font-size:13px;font-weight:600;color:var(--text);line-height:1.5;display:block;}
.mega-news li a:hover{color:var(--brand-dark);}
.mega-news li span{display:block;font-size:11px;color:var(--faint);margin-top:3px;}
.mega-entry{display:block;background:var(--brand-soft);border:1px solid transparent;border-radius:12px;padding:14px;margin-bottom:10px;transition:all .2s var(--ease);}
.mega-entry:hover{background:#d9f2e8;border-color:rgba(15,169,122,.35);}
.mega-entry strong{display:block;font-size:14px;color:var(--ink);margin-bottom:4px;}
.mega-entry span{font-size:12px;color:var(--muted);line-height:1.5;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;transition:all .2s var(--ease);white-space:nowrap;
}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-sm{height:36px;padding:0 16px;font-size:14px;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 22px -14px rgba(255,107,44,.95);}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand-dark);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.45);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7);}
.btn[disabled],.btn.disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ---------- 文章头部 ---------- */
.article-hero{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:26px 0 38px;
  position:relative;
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;right:-60px;top:-40px;width:320px;height:320px;
  background-image:radial-gradient(rgba(15,169,122,.22) 1.4px,transparent 1.4px);
  background-size:16px 16px;opacity:.55;pointer-events:none;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--faint);margin-bottom:26px;position:relative;z-index:1;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-dark);}
.crumb .sep{color:#cbc6bb;}
.crumb .current{color:var(--faint);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-head{max-width:880px;position:relative;z-index:1;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:12px;font-weight:700;letter-spacing:.04em;
  padding:6px 14px;border-radius:999px;
}
.article-title{
  font-size:38px;line-height:1.32;font-weight:800;color:var(--ink);
  margin:16px 0 20px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:20px;
  font-size:14px;color:var(--muted);
  padding-bottom:4px;
}
.meta-row i{color:var(--brand);margin-right:6px;}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}

/* ---------- 正文 ---------- */
.article-wrap{padding:48px 0 64px;}
.article-shell{
  max-width:760px;margin:0 auto;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:44px 44px 40px;box-shadow:var(--shadow-1);
}
.article-body{font-size:17px;line-height:1.9;color:#23302C;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:24px;font-weight:800;line-height:1.45;color:var(--ink);
  margin:2.4em 0 .8em;padding-left:12px;border-left:4px solid var(--brand);
}
.article-body h3{font-size:19px;font-weight:700;color:var(--ink);margin:1.8em 0 .6em;}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:1.4em 0 .5em;}
.article-body h2:first-child,.article-body h3:first-child,.article-body h4:first-child{margin-top:0;}
.article-body img{border-radius:var(--r-img);margin:1.4em 0 12px;height:auto;width:100%;}
.article-body figure{margin:1.4em 0;}
.article-body figcaption{font-size:13px;color:var(--faint);text-align:center;margin-top:8px;}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;background:var(--brand-soft);
  border-left:3px solid var(--brand);border-radius:0 10px 10px 0;
  color:#2C3D38;font-style:normal;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul{list-style:none;margin:0 0 1.2em;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.55em;}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.75em;width:6px;height:6px;border-radius:2px;background:var(--brand);transform:rotate(45deg);}
.article-body ol{padding-left:1.3em;margin:0 0 1.2em;}
.article-body ol li{margin-bottom:.55em;padding-left:4px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th{background:var(--brand-soft);text-align:left;padding:11px 14px;font-weight:700;color:var(--ink);border-bottom:1px solid var(--line);}
.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);}
.article-body a{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--accent-dark);}
.article-body strong{font-weight:700;color:var(--ink);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-body iframe{max-width:100%;border-radius:var(--r-img);}

/* ---------- 文末工具区 ---------- */
.article-foot{
  margin-top:34px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:12px;font-weight:600;padding:6px 13px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-dark);
  transition:all .2s var(--ease);
}
.tag:hover{background:#d5f0e6;color:var(--brand-dark);}
.share{display:flex;gap:8px;}
.share-btn{
  width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--muted);
  cursor:pointer;transition:all .2s var(--ease);
}
.share-btn:hover{color:var(--brand-dark);border-color:rgba(15,169,122,.5);background:var(--brand-soft);}
.article-back{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:760px;margin:0 auto;background:#fff;border:1px dashed var(--line);
  border-radius:var(--r-card);padding:64px 24px;text-align:center;
}
.empty-state i{font-size:38px;color:var(--brand);margin-bottom:16px;display:block;}
.empty-state h2{font-size:22px;font-weight:800;color:var(--ink);margin-bottom:10px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:24px;}

/* ---------- 相关推荐 ---------- */
.related{padding:8px 0 72px;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:24px;flex-wrap:wrap;
}
.section-head h2{font-size:28px;font-weight:800;color:var(--ink);}
.section-head p{margin-top:8px;font-size:15px;color:var(--muted);}
.link-more{font-size:14px;font-weight:700;color:var(--brand-dark);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{color:var(--accent-dark);}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,169,122,.4);}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--brand-soft);}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.05);}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1;}
.post-body .badge-cat{align-self:flex-start;}
.post-body h3{font-size:17px;font-weight:700;line-height:1.55;color:var(--ink);margin:12px 0 10px;}
.post-card:hover h3{color:var(--brand-dark);}
.post-time{font-size:13px;color:var(--faint);margin-top:auto;}

/* ---------- CTA 横带 ---------- */
.cta-band{background:var(--ink);color:#fff;padding:58px 0;position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;left:-80px;bottom:-120px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(15,169,122,.35),transparent 65%);
  pointer-events:none;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;z-index:1;}
.cta-inner h2{font-size:30px;font-weight:800;letter-spacing:-.01em;margin-bottom:10px;}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.7);max-width:560px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.62);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:58px 0 42px;}
.footer-brand .brand-main{color:#fff;font-size:20px;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.footer-brand .brand:hover .brand-main{color:var(--brand);}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:18px;max-width:310px;color:rgba(255,255,255,.6);}
.footer-col h4{font-size:14px;font-weight:700;color:var(--brand);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{list-style:none;display:grid;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-col a:hover{color:var(--brand);}
.footer-col p{font-size:14px;line-height:1.8;margin-bottom:10px;color:rgba(255,255,255,.6);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;justify-content:space-between;align-items:center;
  gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.42);
}
.footer-bottom a{color:rgba(255,255,255,.6);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .article-title{font-size:34px;}
}
@media (max-width:991.98px){
  .navbar-toggler{display:inline-flex;margin-left:auto;}
  .nav-collapse{
    display:none;position:absolute;left:0;right:0;top:72px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);padding:18px 20px 26px;
    flex-direction:column;align-items:stretch;gap:16px;
  }
  .nav-collapse.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:4px;}
  .nav-link{padding:12px 14px;font-size:16px;}
  .nav-link.active{background:var(--brand-soft);color:var(--brand-dark);}
  .nav-link.active::after{display:none;}
  .nav-right{justify-content:space-between;}
  .mega{flex:1;}
  .mega-toggle{width:100%;justify-content:space-between;padding:11px 14px;background:var(--bg);}
  .mega-panel{
    position:static;width:100%;opacity:1;visibility:visible;transform:none;
    display:none;grid-template-columns:1fr;gap:18px;padding:18px;
    box-shadow:none;border-radius:12px;margin-top:10px;
  }
  .mega.open .mega-panel{display:grid;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .article-shell{padding:36px 32px;}
}
@media (max-width:767.98px){
  .article-hero{padding:20px 0 28px;}
  .article-title{font-size:27px;line-height:1.4;}
  .meta-row{font-size:13px;gap:14px;}
  .article-wrap{padding:32px 0 48px;}
  .article-shell{padding:24px 20px 28px;border-radius:12px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21px;margin-top:2em;}
  .article-body h3{font-size:18px;}
  .cta-inner h2{font-size:24px;}
  .section-head h2{font-size:23px;}
  .related{padding-bottom:56px;}
  .related-grid{grid-template-columns:1fr;}
  .share{width:100%;}
}
@media (max-width:519.98px){
  .topbar-note span{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:44px 0;}
  .cta-inner .btn{width:100%;}
  .article-back .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --primary:#0FA97A;
  --primary-dark:#0A7A57;
  --primary-soft:#E6F6F0;
  --accent:#FF6B2C;
  --accent-dark:#E85A1F;
  --gold:#FFC53D;
  --dark:#07201C;
  --dark-2:#0C2C26;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --text:#141A18;
  --text-2:#5A6663;
  --text-3:#8B9491;
  --line:#E3E0D8;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(7,32,28,.06);
  --shadow-2:0 16px 36px -20px rgba(7,32,28,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary-dark);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.35;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--dark);
  color:#C9D6D2;
  font-size:12px;
  height:36px;
  display:flex;
  align-items:center;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-note{display:flex;align-items:center;gap:8px;min-width:0;}
.topbar-note i{color:var(--primary);font-size:12px;}
.topbar-note span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-close{
  background:transparent;
  border:1px solid rgba(255,255,255,.18);
  color:#C9D6D2;
  font-size:12px;
  border-radius:999px;
  padding:2px 10px;
  transition:all .2s var(--ease);
}
.topbar-close:hover{border-color:var(--primary);color:#fff;}
.topbar.is-hidden{display:none;}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;}
.site-nav{
  background:rgba(245,243,238,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}
.site-nav.is-stuck{
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px -14px rgba(7,32,28,.4);
  background:rgba(255,255,255,.97);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  min-height:72px;
}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto;}
.brand-main{font-size:20px;font-weight:800;color:var(--dark);letter-spacing:-.02em;}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:.16em;margin-top:2px;}
.brand:hover .brand-main{color:var(--primary-dark);}
.nav-collapse{display:flex;align-items:center;justify-content:space-between;flex:1 1 auto;gap:20px;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-block;
  padding:8px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  border-bottom:2px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.nav-link:hover{color:var(--primary-dark);}
.nav-link.active{color:var(--primary-dark);border-bottom-color:var(--primary);}
.nav-right{display:flex;align-items:center;gap:14px;position:relative;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 22px -16px rgba(255,107,44,.9);}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);}
.btn-primary-outline{background:#fff;color:var(--primary-dark);border-color:var(--primary);}
.btn-primary-outline:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.btn:active{transform:translateY(0);}
.btn[disabled],.btn.disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* Mega */
.mega{position:relative;}
.mega-toggle{
  background:transparent;
  border:1.5px solid var(--line);
  border-radius:999px;
  height:40px;
  padding:0 16px;
  font-size:14px;
  font-weight:600;
  color:var(--text-2);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:all .2s var(--ease);
}
.mega-toggle:hover,.mega-toggle[aria-expanded="true"]{border-color:var(--primary);color:var(--primary-dark);background:#fff;}
.mega-toggle i{font-size:11px;transition:transform .2s var(--ease);}
.mega-toggle[aria-expanded="true"] i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;
  top:calc(100% + 14px);
  right:0;
  width:640px;
  background:#fff;
  border-radius:var(--r-card);
  border-top:2px solid var(--primary);
  box-shadow:0 24px 60px -30px rgba(7,32,28,.45);
  padding:24px;
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:22px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
}
.mega:hover .mega-panel,
.mega:focus-within .mega-panel,
.mega-panel.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:12px;font-weight:700;color:var(--primary-dark);letter-spacing:.1em;margin-bottom:12px;}
.mega-list li,.mega-news li{margin-bottom:10px;}
.mega-list a{font-size:14px;color:var(--text-2);font-weight:600;}
.mega-list a:hover{color:var(--primary-dark);}
.mega-news a{display:block;font-size:13.5px;font-weight:600;color:var(--text);line-height:1.5;}
.mega-news a:hover{color:var(--primary-dark);}
.mega-news span{display:block;font-size:11.5px;color:var(--text-3);margin-top:2px;}
.mega-entry{
  display:block;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:10px;
  font-size:13.5px;
  font-weight:700;
  color:var(--text);
  margin-bottom:10px;
  background:var(--primary-soft);
  transition:all .2s var(--ease);
}
.mega-entry:hover{border-color:var(--primary);color:var(--primary-dark);transform:translateY(-2px);}
.navbar-toggler{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:10px;
  color:var(--dark);
  font-size:16px;
  margin-left:auto;
}

/* ============ Hero 短版 ============ */
.page-hero{
  position:relative;
  min-height:320px;
  display:flex;
  align-items:center;
  padding:56px 0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center right;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(7,32,28,.94) 0%,rgba(7,32,28,.82) 48%,rgba(7,32,28,.45) 100%);
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-80px;top:-60px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(15,169,122,.35) 0%,rgba(15,169,122,0) 70%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:18px;}
.crumb a{color:rgba(255,255,255,.82);}
.crumb a:hover{color:var(--gold);}
.crumb .sep{opacity:.5;}
.crumb .current{color:rgba(255,255,255,.55);}
.page-hero h1{
  font-size:40px;
  color:#fff;
  max-width:760px;
  margin-bottom:14px;
}
.page-hero h1 em{font-style:normal;color:var(--gold);}
.hero-lead{
  font-size:17px;
  color:rgba(255,255,255,.82);
  max-width:660px;
  margin-bottom:24px;
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:34px;
  padding:0 15px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.88);
  border:1px solid rgba(255,255,255,.26);
  background:rgba(255,255,255,.07);
  transition:all .2s var(--ease);
}
.chip:hover{background:var(--primary);border-color:var(--primary);color:#fff;}
.chip.is-on{background:var(--primary);border-color:var(--primary);color:#fff;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--primary-dark);
  background:var(--primary-soft);
  border-radius:999px;
  padding:5px 14px;
  margin-bottom:14px;
}
.section-head h2{font-size:28px;margin-bottom:10px;}
.section-head p{color:var(--text-2);max-width:720px;font-size:16px;}

/* ============ 指南主体：8 列大卡 + 4 列侧栏 ============ */
.guide-layout{padding:80px 0;}
.guide-card{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
  padding:20px;
  margin-bottom:24px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.guide-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(15,169,122,.4);
}
.guide-thumb{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  aspect-ratio:16/10;
  background:var(--primary-soft);
  align-self:start;
}
.guide-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.guide-card:hover .guide-thumb img{transform:scale(1.05);}
.guide-no{
  position:absolute;left:10px;top:10px;
  min-width:34px;height:26px;
  border-radius:8px;
  background:rgba(7,32,28,.82);
  color:var(--gold);
  font-size:13px;
  font-weight:800;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
  letter-spacing:.04em;
  padding:0 8px;
}
.guide-body{display:flex;flex-direction:column;gap:8px;}
.guide-tag{
  align-self:flex-start;
  font-size:12px;
  font-weight:700;
  color:var(--primary-dark);
  background:var(--primary-soft);
  border-radius:999px;
  padding:3px 12px;
}
.guide-body h3{font-size:19px;line-height:1.45;}
.guide-body p{font-size:14.5px;color:var(--text-2);margin:0;}
.guide-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--text-3);
  margin-top:4px;
}
.guide-meta i{color:var(--primary);margin-right:5px;}
.guide-link{
  align-self:flex-start;
  margin-top:6px;
  font-size:14px;font-weight:700;color:var(--primary-dark);
  display:inline-flex;align-items:center;gap:6px;
}
.guide-link i{transition:transform .2s var(--ease);font-size:12px;}
.guide-link:hover i{transform:translateX(4px);}

/* 侧栏 */
.sidebar{position:sticky;top:96px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
  padding:22px;
  margin-bottom:22px;
}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--primary);font-size:14px;}
.side-links li{margin-bottom:4px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 12px;
  border-radius:9px;
  font-size:14px;font-weight:600;color:var(--text-2);
  background:#FAF9F5;
  border:1px solid transparent;
  transition:all .2s var(--ease);
}
.side-links a:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:rgba(15,169,122,.35);}
.side-links a i{font-size:11px;color:var(--text-3);}
.side-links a:hover i{color:var(--primary-dark);}
.side-faq li{border-bottom:1px dashed var(--line);padding-bottom:12px;margin-bottom:12px;}
.side-faq li:last-child{border-bottom:0;padding-bottom:0;margin-bottom:0;}
.side-faq strong{display:block;font-size:14px;margin-bottom:4px;color:var(--text);}
.side-faq span{font-size:13px;color:var(--text-3);line-height:1.65;}
.side-contact{background:var(--dark);border-color:var(--dark);color:#fff;}
.side-contact h3{color:#fff;}
.side-contact p{font-size:13.5px;color:rgba(255,255,255,.72);}
.side-contact .mail{
  display:inline-block;
  margin:6px 0 14px;
  font-size:14px;font-weight:700;color:var(--gold);
  word-break:break-all;
}
.side-contact .btn{width:100%;}

/* ============ 新手流程 ============ */
.steps-wrap{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  position:relative;
  padding:24px 20px 22px;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:#FAF9F5;
  transition:all .2s var(--ease);
}
.step:hover{background:#fff;border-color:rgba(15,169,122,.45);box-shadow:var(--shadow-2);transform:translateY(-4px);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--primary);color:#fff;
  font-size:14px;font-weight:800;
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.step h3{font-size:16.5px;margin-bottom:8px;}
.step p{font-size:13.5px;color:var(--text-2);margin:0;}

/* ============ 适用场景 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.scene{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px;
  box-shadow:var(--shadow-1);
  transition:all .2s var(--ease);
}
.scene:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,169,122,.4);}
.scene-icon{
  width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:18px;margin-bottom:16px;
}
.scene h3{font-size:17px;margin-bottom:8px;}
.scene p{font-size:14.5px;color:var(--text-2);margin:0;}
.scene ul{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}
.scene ul li{
  font-size:12px;font-weight:600;color:var(--primary-dark);
  background:var(--primary-soft);border-radius:999px;padding:3px 11px;
}

/* ============ FAQ ============ */
.faq-section{background:var(--bg);}
.accordion-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px !important;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:var(--primary);box-shadow:var(--shadow-2);}
.accordion-button{
  background:#fff;
  color:var(--text);
  font-size:16px;
  font-weight:700;
  padding:18px 22px;
  box-shadow:none !important;
  border-radius:12px !important;
}
.accordion-button:not(.collapsed){color:var(--primary-dark);background:#fff;font-weight:800;}
.accordion-button::after{
  width:1.1rem;height:1.1rem;
  background-size:1.1rem;
  filter:invert(46%) sepia(46%) saturate(1500%) hue-rotate(120deg);
}
.accordion-body{
  padding:0 22px 20px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.85;
}

/* ============ CTA ============ */
.cta-band{background:var(--dark);position:relative;overflow:hidden;padding:64px 0;}
.cta-band::before{
  content:"";
  position:absolute;left:-100px;bottom:-140px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,169,122,.32) 0%,rgba(15,169,122,0) 70%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{font-size:28px;color:#fff;margin-bottom:8px;}
.cta-inner p{color:rgba(255,255,255,.74);font-size:15px;margin:0;}
.cta-inner .btn{min-width:180px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-main{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.footer-brand p{color:rgba(255,255,255,.66);font-size:13.5px;line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14px;color:var(--primary);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-col ul a:hover{color:var(--primary);}
.footer-col p{font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:8px;line-height:1.8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.68);}
.footer-bottom a:hover{color:var(--primary);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .nav-inner{gap:18px;}
  .nav-link{padding:8px 10px;font-size:14.5px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:991.98px){
  .navbar-toggler{display:inline-flex;align-items:center;justify-content:center;}
  .nav-collapse{
    display:none;
    position:absolute;
    left:0;right:0;top:100%;
    background:#fff;
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px -28px rgba(7,32,28,.5);
    padding:16px 20px 22px;
    flex-direction:column;
    align-items:stretch;
    gap:14px;
    max-height:calc(100vh - 108px);
    overflow-y:auto;
  }
  .nav-collapse.is-open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-link{
    display:block;
    padding:12px 6px;
    border-bottom:1px solid var(--line);
    border-left:2px solid transparent;
    font-size:15px;
  }
  .nav-link.active{border-bottom-color:var(--line);border-left-color:var(--primary);padding-left:12px;}
  .nav-right{flex-direction:column;align-items:stretch;gap:10px;}
  .nav-right .btn{width:100%;}
  .mega{width:100%;}
  .mega-toggle{width:100%;justify-content:space-between;}
  .mega-panel{
    position:static;
    width:100%;
    opacity:1;visibility:visible;transform:none;
    display:none;
    box-shadow:none;
    border:1px solid var(--line);
    border-top:2px solid var(--primary);
    margin-top:10px;
    grid-template-columns:1fr;
    padding:18px;
  }
  .mega-panel.is-open{display:grid;}
  .mega:hover .mega-panel{display:none;}
  .mega:hover .mega-panel.is-open{display:grid;}
  .sidebar{position:static;margin-top:8px;}
  .guide-card{grid-template-columns:180px 1fr;}
}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .section-tight{padding:44px 0;}
  .page-hero{min-height:0;padding:40px 0 44px;background-position:center;}
  .page-hero h1{font-size:27px;}
  .hero-lead{font-size:15px;}
  .section-head h2{font-size:22px;}
  .section-head p{font-size:15px;}
  .guide-layout{padding:48px 0;}
  .guide-card{grid-template-columns:1fr;padding:16px;}
  .guide-body h3{font-size:17px;}
  .steps{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .cta-inner h2{font-size:22px;}
  .cta-inner .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .topbar{height:auto;padding:8px 0;}
  .topbar .container{gap:10px;}
  .topbar-note span{white-space:normal;font-size:11.5px;line-height:1.5;}
  .nav-inner{min-height:64px;}
  .brand-main{font-size:18px;}
}
@media (max-width:519.98px){
  .page-hero h1{font-size:23px;}
  .btn{height:46px;padding:0 18px;font-size:14.5px;}
  .guide-thumb{aspect-ratio:16/9;}
}

/* roulang page: category2 */
:root{
  --brand:#0FA97A;
  --brand-dark:#0A7A57;
  --brand-soft:#E6F6F0;
  --accent:#FF6B2C;
  --accent-dark:#E85A1B;
  --gold:#FFC53D;
  --ink:#07201C;
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --text:#141A18;
  --text-2:#5A6663;
  --text-3:#8B9491;
  --line:#E3E0D8;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(7,32,28,.06);
  --shadow-2:0 16px 36px -20px rgba(7,32,28,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.28;color:var(--text);}
p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.78);
  font-size:12px;
  height:36px;
  display:flex;
  align-items:center;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-note{display:flex;align-items:center;gap:8px;min-width:0;}
.topbar-note i{color:var(--brand);font-size:12px;}
.topbar-note span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-close{
  background:transparent;
  border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.74);
  font-size:11px;
  line-height:1;
  padding:5px 10px;
  border-radius:999px;
  cursor:pointer;
  transition:all .2s var(--ease);
  flex:0 0 auto;
}
.topbar-close:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4);}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:1000;}
.site-nav{
  background:rgba(245,243,238,.96);
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.site-nav.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 20px -14px rgba(7,32,28,.4);}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.brand{
  display:flex;
  flex-direction:column;
  line-height:1.15;
  flex:0 0 auto;
  color:var(--text);
}
.brand:hover{color:var(--text);}
.brand-main{font-size:20px;font-weight:800;letter-spacing:-.01em;}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:.16em;font-weight:600;}
.nav-collapse{display:flex;align-items:center;justify-content:space-between;flex:1 1 auto;gap:20px;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-block;
  padding:8px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  border-radius:8px;
  position:relative;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  background:var(--brand);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--brand-dark);}
.nav-link:hover::after,
.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-dark);}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:700;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 22px -14px rgba(255,107,44,.9);}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);background:var(--accent-dark);}
.btn-primary-soft{background:var(--brand);color:#fff;}
.btn-primary-soft:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-outline{
  background:#fff;
  color:var(--brand-dark);
  border-color:var(--brand);
}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px);}
.btn-ghost{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.5);
}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.8);}
.btn-block{width:100%;}
.btn:disabled,.btn.disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* Mega 菜单 */
.mega{position:relative;}
.mega-toggle{
  background:transparent;
  border:0;
  color:var(--text-2);
  font-size:15px;
  font-weight:600;
  padding:8px 12px;
  border-radius:8px;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.mega-toggle i{font-size:11px;transition:transform .2s var(--ease);}
.mega:hover .mega-toggle,
.mega.open .mega-toggle{color:var(--brand-dark);background:var(--brand-soft);}
.mega:hover .mega-toggle i,
.mega.open .mega-toggle i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;
  right:0;
  top:calc(100% + 14px);
  width:640px;
  background:#fff;
  border-radius:var(--radius-card);
  border-top:1px solid var(--brand);
  box-shadow:var(--shadow-2);
  padding:24px;
  display:grid;
  grid-template-columns:1fr 1.15fr;
  gap:24px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
  z-index:50;
}
.mega:hover .mega-panel,
.mega:focus-within .mega-panel,
.mega.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--text-3);
  margin-bottom:12px;
}
.mega-list li{margin-bottom:4px;}
.mega-list a{
  display:block;
  padding:8px 10px;
  border-radius:8px;
  font-size:14px;
  font-weight:600;
  color:var(--text-2);
}
.mega-list a:hover{background:var(--brand-soft);color:var(--brand-dark);}
.mega-news li{
  padding:10px 0;
  border-bottom:1px dashed var(--line);
}
.mega-news li:last-child{border-bottom:0;}
.mega-news a{display:block;font-size:14px;font-weight:600;color:var(--text);line-height:1.5;}
.mega-news a:hover{color:var(--brand-dark);}
.mega-news span{font-size:12px;color:var(--text-3);}

.navbar-toggler{
  display:none;
  background:#fff;
  border:1px solid var(--line);
  color:var(--text);
  width:42px;height:42px;
  border-radius:10px;
  cursor:pointer;
  font-size:16px;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  margin-left:auto;
}

/* ============ Hero 短版 ============ */
.page-hero{
  position:relative;
  min-height:320px;
  display:flex;
  align-items:center;
  background:
    linear-gradient(100deg,rgba(7,32,28,.94) 0%,rgba(7,32,28,.82) 52%,rgba(7,32,28,.62) 100%),
    url('/assets/images/backpic/back-2.webp') center right/cover no-repeat;
  overflow:hidden;
  padding:56px 0;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-60px;top:-40px;
  width:340px;height:340px;
  border-radius:50%;
  border:1px solid rgba(15,169,122,.35);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:720px;}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--gold);
  background:rgba(255,197,61,.12);
  border:1px solid rgba(255,197,61,.34);
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:18px;
}
.page-hero h1{
  color:#fff;
  font-size:40px;
  line-height:1.22;
  margin-bottom:14px;
}
.page-hero h1 em{font-style:normal;color:var(--brand);}
.hero-lead{
  color:rgba(255,255,255,.76);
  font-size:17px;
  max-width:600px;
  margin-bottom:24px;
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:34px;
  padding:0 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.82);
  border:1px solid rgba(255,255,255,.26);
  background:rgba(255,255,255,.06);
  transition:all .2s var(--ease);
}
.chip:hover{background:rgba(255,255,255,.16);color:#fff;}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ============ 通用区块 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:40px;max-width:720px;}
.section-head h2{font-size:28px;margin-bottom:12px;}
.section-head p{color:var(--text-2);font-size:16px;}
.section-note{
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--brand-dark);
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:8px;
}
.section-note::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;}

/* 数据条 */
.stat-band{
  background:var(--ink);
  border-radius:var(--radius-card);
  padding:28px 32px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:-56px;
  position:relative;
  z-index:5;
  box-shadow:var(--shadow-2);
}
.stat-item{border-left:1px solid rgba(255,255,255,.12);padding-left:20px;}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{
  font-size:30px;
  font-weight:800;
  color:#fff;
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-num small{font-size:14px;font-weight:700;color:var(--brand);margin-left:2px;}
.stat-label{font-size:13px;color:rgba(255,255,255,.62);margin-top:4px;}

/* ============ 奖励错落网格 ============ */
.reward-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:28px;
  align-items:start;
}
.reward-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  position:relative;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.reward-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(15,169,122,.4);
}
.reward-grid > .reward-card:nth-child(even){margin-top:40px;}
.rc-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--brand-soft);
}
.rc-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.reward-card:hover .rc-media img{transform:scale(1.04);}
.rc-tag{
  position:absolute;
  top:14px;right:14px;
  font-size:12px;
  font-weight:700;
  padding:5px 12px;
  border-radius:999px;
  background:var(--gold);
  color:#4a3200;
  letter-spacing:.02em;
  box-shadow:0 6px 14px -8px rgba(7,32,28,.6);
}
.rc-tag.tag-green{background:var(--brand);color:#fff;}
.rc-tag.tag-orange{background:var(--accent);color:#fff;}
.rc-body{padding:24px;}
.rc-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  margin-bottom:10px;
}
.rc-head h3{font-size:19px;}
.rc-amount{
  font-size:26px;
  font-weight:800;
  color:var(--brand-dark);
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.rc-amount small{font-size:13px;font-weight:700;color:var(--text-3);margin-left:2px;}
.rc-desc{font-size:14.5px;color:var(--text-2);margin-bottom:16px;}
.rc-list{margin-bottom:18px;}
.rc-list li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  color:var(--text-2);
  margin-bottom:8px;
}
.rc-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:7px;height:7px;
  background:var(--brand);
  border-radius:2px;
}
.rc-progress{margin-bottom:6px;}
.rc-progress-top{
  display:flex;
  justify-content:space-between;
  font-size:12px;
  color:var(--text-3);
  margin-bottom:6px;
  font-variant-numeric:tabular-nums;
}
.bar{
  height:8px;
  border-radius:999px;
  background:var(--brand-soft);
  overflow:hidden;
}
.bar span{
  display:block;
  height:100%;
  border-radius:999px;
  background:var(--brand);
  transition:width .5s var(--ease);
}
.bar span.orange{background:var(--accent);}
.bar span.gold{background:var(--gold);}
.rc-foot{
  margin-top:18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:16px;
  border-top:1px dashed var(--line);
}
.rc-link{
  font-size:14px;
  font-weight:700;
  color:var(--brand-dark);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.rc-link i{font-size:12px;transition:transform .2s var(--ease);}
.rc-link:hover i{transform:translateX(3px);}
.rc-state{font-size:12px;color:var(--text-3);}

/* ============ 流程 ============ */
.flow-wrap{background:#fff;border-radius:var(--radius-card);border:1px solid var(--line);padding:40px;box-shadow:var(--shadow-1);}
.flow-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.flow-step{position:relative;padding-top:8px;}
.flow-step::before{
  content:"";
  position:absolute;
  left:0;top:0;
  width:40px;height:3px;
  border-radius:3px;
  background:var(--brand);
}
.flow-num{
  font-size:32px;
  font-weight:800;
  color:var(--brand-soft);
  -webkit-text-stroke:1px rgba(15,169,122,.45);
  font-variant-numeric:tabular-nums;
  line-height:1;
  margin:14px 0 10px;
}
.flow-step h3{font-size:16px;margin-bottom:8px;}
.flow-step p{font-size:14px;color:var(--text-2);line-height:1.7;}

/* 适用场景 */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.scene-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,169,122,.4);}
.scene-icon{
  width:46px;height:46px;
  border-radius:12px;
  background:var(--brand-soft);
  color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
  margin-bottom:16px;
}
.scene-card h3{font-size:17px;margin-bottom:10px;}
.scene-card p{font-size:14.5px;color:var(--text-2);}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.accordion-item{
  border:1px solid var(--line);
  border-radius:12px !important;
  background:#fff;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:border-color .2s var(--ease);
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:var(--brand);}
.accordion-button{
  background:#fff;
  color:var(--text);
  font-size:16px;
  font-weight:700;
  padding:20px 22px;
  box-shadow:none !important;
  border-radius:12px !important;
}
.accordion-button:not(.collapsed){
  color:var(--brand-dark);
  background:#fff;
  font-weight:800;
}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:-2px;}
.accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  color:var(--text-3);
  width:auto;height:auto;
  transition:transform .25s var(--ease),color .25s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--brand);}
.accordion-body{
  padding:0 22px 22px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.8;
}

/* ============ CTA ============ */
.cta-band{
  background:var(--ink);
  border-radius:var(--radius-card);
  padding:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-80px;bottom:-120px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(15,169,122,.32),transparent 70%);
}
.cta-copy{position:relative;z-index:2;max-width:640px;}
.cta-copy h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-copy p{color:rgba(255,255,255,.7);font-size:15px;}
.cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.66);
  padding:64px 0 0;
  margin-top:88px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.42);}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:320px;}
.footer-col h4{
  font-size:13px;
  color:var(--brand);
  letter-spacing:.1em;
  margin-bottom:16px;
  font-weight:700;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--brand);}
.footer-col p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.55);margin-bottom:8px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:rgba(255,255,255,.45);
  flex-wrap:wrap;
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:var(--brand);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .scene-grid{grid-template-columns:repeat(3,1fr);}
  .flow-grid{grid-template-columns:repeat(2,1fr);row-gap:32px;}
}
@media (max-width:991px){
  .navbar-toggler{display:inline-flex;}
  .nav-collapse{
    position:absolute;
    left:0;right:0;
    top:100%;
    background:#fff;
    border-top:1px solid var(--line);
    box-shadow:var(--shadow-2);
    flex-direction:column;
    align-items:stretch;
    padding:16px 20px 24px;
    gap:16px;
    display:none;
  }
  .nav-collapse.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-link{padding:12px 10px;}
  .nav-link::after{display:none;}
  .nav-link.active{background:var(--brand-soft);color:var(--brand-dark);border-radius:8px;}
  .nav-right{flex-wrap:wrap;justify-content:space-between;border-top:1px solid var(--line);padding-top:16px;}
  .mega{width:100%;}
  .mega-panel{
    position:static;
    width:100%;
    opacity:1;
    visibility:visible;
    transform:none;
    display:none;
    box-shadow:none;
    border:1px solid var(--line);
    border-radius:12px;
    margin-top:8px;
    grid-template-columns:1fr;
  }
  .mega.open .mega-panel{display:grid;}
  .mega:hover .mega-panel{display:none;}
  .mega.open:hover .mega-panel{display:grid;}
  .page-hero h1{font-size:32px;}
  .stat-band{grid-template-columns:repeat(2,1fr);gap:20px;padding:24px;margin-top:-40px;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .reward-grid{grid-template-columns:1fr;gap:24px;}
  .reward-grid > .reward-card:nth-child(even){margin-top:0;}
  .scene-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
  .section{padding:64px 0;}
  .flow-wrap{padding:28px;}
}
@media (max-width:767px){
  .topbar-note span{font-size:11px;}
  .page-hero{min-height:280px;padding:44px 0;}
  .page-hero h1{font-size:27px;}
  .hero-lead{font-size:15px;}
  .section{padding:48px 0;}
  .section-tight{padding:44px 0;}
  .section-head h2{font-size:22px;}
  .section-head{margin-bottom:28px;}
  .stat-band{grid-template-columns:1fr;gap:16px;}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.12);padding-top:16px;}
  .stat-item:first-child{border-top:0;padding-top:0;}
  .stat-num{font-size:26px;}
  .flow-grid{grid-template-columns:1fr;}
  .rc-body{padding:20px;}
  .rc-head{flex-direction:column;align-items:flex-start;gap:4px;}
  .cta-band{padding:28px 22px;}
  .cta-copy h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .btn{width:auto;}
  .btn-block-mobile{width:100%;}
}
@media (max-width:519px){
  .hero-chips .chip{font-size:12px;padding:0 12px;height:30px;}
  .accordion-button{font-size:15px;padding:16px 18px;}
  .accordion-body{padding:0 18px 18px;font-size:14.5px;}
}