/* roulang page: index */
:root{
  --lime:#8FE04B;
  --lime-dark:#6FBF33;
  --lime-deep:#4E8F22;
  --amber:#FF9147;
  --amber-dark:#E0702A;
  --ink:#0B1512;
  --panel:#12211C;
  --line-dark:rgba(143,224,75,.14);
  --page:#F5F7F2;
  --card:#FFFFFF;
  --line:#E3E9DF;
  --t-dark-1:#EAF2E6;
  --t-dark-2:#9BB0A5;
  --t-dark-3:#6F8378;
  --t-1:#16211C;
  --t-2:#55645C;
  --t-3:#8A968E;
  --ok:#2FB86A;
  --warn:#E9B949;
  --err:#E4573D;
  --r-card:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(8,20,14,.06);
  --sh-2:0 12px 28px rgba(8,20,14,.12);
  --sh-3:0 20px 48px rgba(8,20,14,.18);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --ct:1240px;
}
*,*::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",system-ui,sans-serif;
  font-size:16px;line-height:1.8;color:var(--t-1);background:var(--page);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--t-2);text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease);}
a:hover{color:var(--lime-deep);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:3px solid rgba(143,224,75,.35);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--ct);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--light{background:var(--page);}
.section--white{background:#FFFFFF;}
.section--soft{background:#EEF3E9;}
.section--dark{background:var(--ink);color:var(--t-dark-1);}
.section--dark h2,.section--dark h3{color:var(--t-dark-1);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.02em;color:var(--lime-deep);font-weight:700;margin-bottom:10px;}
.section-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:var(--r-pill);background:var(--amber);display:inline-block;}
h1{font-size:clamp(28px,4vw,46px);line-height:1.25;font-weight:800;letter-spacing:-.01em;}
h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700;}
h3{font-size:19px;line-height:1.5;font-weight:700;}
.lead{font-size:16px;color:var(--t-2);line-height:1.85;}
.section--dark .lead{color:var(--t-dark-2);}
.link-more{font-size:14px;font-weight:700;color:var(--lime-deep);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{color:var(--lime-dark);}
.link-more i{transition:transform var(--ease);}
.link-more:hover i{transform:translateX(4px);}
/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap;
  transition:background var(--ease),color var(--ease),box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.btn--primary{background:var(--lime);color:var(--ink);box-shadow:0 6px 18px rgba(143,224,75,.22);}
.btn--primary:hover{background:var(--lime-dark);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(11,21,18,.25);}
.btn--ghost{background:transparent;border:1px solid var(--lime);color:var(--lime);}
.btn--ghost:hover{background:rgba(143,224,75,.12);color:var(--lime);transform:translateY(-2px);}
.btn--ghost:active{transform:translateY(0);}
.btn--lg{height:56px;padding:0 34px;font-size:16px;}
.btn--dark{background:var(--ink);color:var(--t-dark-1);}
.btn--dark:hover{background:#16261F;color:var(--lime);}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
/* ============ badges ============ */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;letter-spacing:.02em;background:rgba(143,224,75,.12);color:var(--lime-deep);}
.badge--amber{background:rgba(255,145,71,.14);color:var(--amber-dark);}
.badge--gray{background:#EDF1E9;color:var(--t-3);}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;font-size:13px;color:var(--t-2);}
.tag:hover{border-color:var(--lime);color:var(--lime-deep);}
/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,21,18,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(143,224,75,.10);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{background:rgba(9,17,14,.97);box-shadow:0 10px 30px rgba(4,10,7,.35);}
.brand-row{display:flex;align-items:center;gap:28px;height:70px;transition:height var(--ease);}
.site-header.is-scrolled .brand-row{height:60px;}
.logo{display:inline-flex;align-items:baseline;gap:2px;font-size:21px;font-weight:800;letter-spacing:-.01em;color:var(--t-dark-1);}
.logo:hover{color:var(--t-dark-1);}
.logo .logo-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--lime),var(--lime-deep));display:inline-flex;align-items:center;justify-content:center;color:var(--ink);font-size:15px;font-weight:800;margin-right:8px;flex:none;align-self:center;}
.logo em{font-style:normal;color:var(--lime);}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:18px;}
.search-box{position:relative;display:flex;align-items:center;height:42px;width:230px;border-radius:var(--r-pill);background:rgba(255,255,255,.06);border:1px solid rgba(143,224,75,.16);transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);}
.search-box:focus-within{border-color:var(--lime);background:rgba(143,224,75,.10);box-shadow:0 0 0 3px rgba(143,224,75,.18);}
.search-box i{position:absolute;left:15px;font-size:14px;color:var(--t-dark-3);}
.search-box input{width:100%;height:100%;border:0;background:transparent;padding:0 16px 0 38px;font-size:14px;color:var(--t-dark-1);outline:none;}
.search-box input::placeholder{color:var(--t-dark-3);}
.hot-words{display:flex;gap:10px;}
.hot-words a{font-size:13px;color:var(--t-dark-2);padding:4px 10px;border-radius:var(--r-pill);border:1px solid rgba(143,224,75,.14);transition:all var(--ease);}
.hot-words a:hover{color:var(--lime);border-color:var(--lime);background:rgba(143,224,75,.10);}
.nav-row{display:flex;align-items:center;gap:8px;height:52px;border-top:1px solid rgba(143,224,75,.08);}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  position:relative;display:inline-flex;align-items:center;height:52px;padding:0 16px;
  font-size:15px;font-weight:600;color:var(--t-dark-2);
  transition:color var(--ease);
}
.nav-list a::after{content:"";position:absolute;left:16px;right:16px;bottom:12px;height:3px;border-radius:var(--r-pill);background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);}
.nav-list a:hover{color:var(--lime);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.is-active{color:var(--t-dark-1);}
.nav-list a.is-active::after{transform:scaleX(1);}
.nav-trend{margin-left:auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--t-dark-2);}
.nav-trend:hover{color:var(--lime);}
.nav-trend .dot{width:7px;height:7px;border-radius:50%;background:var(--amber);animation:breath 1.8s ease-in-out infinite;}
.nav-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:var(--r-sm);border:1px solid rgba(143,224,75,.2);color:var(--t-dark-1);font-size:17px;align-items:center;justify-content:center;}
/* mobile drawer */
.drawer{
  position:fixed;inset:0 0 0 auto;width:82%;max-width:340px;background:var(--ink);
  transform:translateX(100%);transition:transform 240ms cubic-bezier(.2,.7,.3,1);
  z-index:200;padding:24px 22px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
  border-left:1px solid var(--line-dark);
}
.drawer.is-open{transform:translateX(0);}
.drawer .drawer-close{align-self:flex-end;width:40px;height:40px;border-radius:var(--r-sm);border:1px solid rgba(143,224,75,.2);color:var(--t-dark-1);font-size:17px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;}
.drawer a.drawer-link{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;font-size:16px;font-weight:600;color:var(--t-dark-2);border-bottom:1px solid rgba(143,224,75,.08);}
.drawer a.drawer-link:hover,.drawer a.drawer-link.is-active{color:var(--lime);}
.drawer .drawer-search{margin-top:20px;position:relative;display:flex;align-items:center;height:46px;border-radius:var(--r-pill);background:rgba(255,255,255,.06);border:1px solid rgba(143,224,75,.18);}
.drawer .drawer-search i{position:absolute;left:16px;color:var(--t-dark-3);font-size:14px;}
.drawer .drawer-search input{width:100%;height:100%;background:transparent;border:0;outline:none;padding:0 16px 0 40px;color:var(--t-dark-1);font-size:14px;}
.overlay{position:fixed;inset:0;background:rgba(4,10,7,.6);opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);z-index:150;}
.overlay.is-open{opacity:1;visibility:visible;}
/* ============ hero ============ */
.hero{
  position:relative;min-height:580px;display:flex;align-items:center;overflow:hidden;
  background-color:var(--ink);
  background-image:linear-gradient(105deg,rgba(11,21,18,.90) 0%,rgba(11,21,18,.78) 52%,rgba(11,21,18,.86) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,21,18,.55) 0%,rgba(11,21,18,0) 35%,rgba(11,21,18,.72) 100%);pointer-events:none;}
.hero .container{position:relative;z-index:2;padding-top:76px;padding-bottom:76px;}
.hero-inner{max-width:660px;}
.hero .hero-kicker{display:inline-flex;align-items:center;gap:10px;height:34px;padding:0 16px;border-radius:var(--r-pill);background:rgba(143,224,75,.12);border:1px solid rgba(143,224,75,.28);color:var(--lime);font-size:13px;font-weight:700;margin-bottom:22px;}
.hero h1{color:#fff;margin-bottom:20px;}
.hero h1 .hl{color:var(--lime);border-bottom:3px solid rgba(143,224,75,.45);padding-bottom:2px;}
.hero .hero-sub{font-size:17px;line-height:1.8;color:#C6D6CC;max-width:560px;margin-bottom:32px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px;}
.hero-metrics{display:flex;gap:44px;flex-wrap:wrap;padding-top:28px;border-top:1px solid rgba(143,224,75,.16);}
.hero-metrics .metric strong{display:block;font-family:Inter,system-ui,sans-serif;font-size:28px;font-weight:800;color:var(--lime);line-height:1.2;}
.hero-metrics .metric span{font-size:13px;color:var(--t-dark-2);letter-spacing:.02em;}
/* ============ gameplay ============ */
.game-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D5E2CC;}
.game-card{display:flex;flex-direction:column;padding:32px;gap:16px;position:relative;min-height:230px;}
.game-card .gc-icon{width:52px;height:52px;border-radius:14px;background:rgba(143,224,75,.14);color:var(--lime-deep);display:flex;align-items:center;justify-content:center;font-size:21px;}
.game-card h3{color:var(--t-1);}
.game-card:hover h3{color:var(--lime-deep);}
.game-card p{font-size:15px;color:var(--t-2);line-height:1.8;}
.game-card .gc-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--t-3);}
.game-card .gc-arrow{width:34px;height:34px;border-radius:50%;background:var(--page);color:var(--t-2);display:flex;align-items:center;justify-content:center;transition:all var(--ease);}
.game-card:hover .gc-arrow{background:var(--lime);color:var(--ink);}
.game-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.game-mini{display:flex;gap:16px;padding:22px;align-items:flex-start;}
.game-mini img{width:88px;height:88px;border-radius:12px;object-fit:cover;flex:none;}
.game-mini h4{font-size:16px;font-weight:700;margin-bottom:6px;}
.game-mini p{font-size:13px;color:var(--t-2);line-height:1.7;}
.game-mini:hover h4{color:var(--lime-deep);}
/* ============ rewards ============ */
.reward-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.reward-card{padding:0;display:flex;flex-direction:column;}
.reward-card .rc-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E7EEE1;}
.reward-card .rc-cover img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1);}
.reward-card:hover .rc-cover img{transform:scale(1.05);}
.reward-card .rc-cover .badge{position:absolute;left:14px;top:14px;}
.reward-card .rc-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.reward-card h3{font-size:17px;}
.reward-card:hover h3{color:var(--lime-deep);}
.reward-card p{font-size:14px;color:var(--t-2);line-height:1.7;}
.reward-card .rc-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--t-3);padding-top:12px;border-top:1px solid var(--line);}
/* ============ progress ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;margin:12px 0 40px;}
.steps::before{content:"";position:absolute;left:6%;right:6%;top:26px;height:2px;background:rgba(143,224,75,.16);}
.step{position:relative;text-align:center;padding-top:0;}
.step .node{width:52px;height:52px;border-radius:50%;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;position:relative;z-index:2;font-family:Inter,system-ui,sans-serif;}
.step--done .node{background:var(--lime);color:var(--ink);box-shadow:0 0 0 8px rgba(143,224,75,.12);}
.step--active .node{background:var(--ink);border:2px solid var(--amber);color:var(--amber);box-shadow:0 0 0 8px rgba(255,145,71,.12);animation:breath 1.8s ease-in-out infinite;}
.step--todo .node{background:#1B2B25;border:1px solid rgba(143,224,75,.14);color:var(--t-dark-3);}
.step h4{font-size:16px;font-weight:700;color:var(--t-dark-1);margin-bottom:8px;}
.step p{font-size:13px;color:var(--t-dark-2);line-height:1.7;max-width:220px;margin:0 auto;}
@keyframes breath{0%,100%{opacity:1;}50%{opacity:.55;}}
.progress-wrap{background:var(--panel);border:1px solid var(--line-dark);border-radius:var(--r-card);padding:26px 28px;}
.progress-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px;flex-wrap:wrap;}
.progress-head strong{font-size:15px;color:var(--t-dark-1);}
.progress-head span{font-size:13px;color:var(--t-dark-2);}
.progress-track{position:relative;height:10px;border-radius:var(--r-pill);background:#1C2C26;overflow:hidden;}
.progress-fill{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--lime),var(--lime-deep));width:68%;}
.progress-badge{position:absolute;right:0;top:50%;transform:translate(0,-50%);}
/* ============ cta strip ============ */
.cta-strip{
  background:var(--ink);position:relative;overflow:hidden;padding:56px 0;
}
.cta-strip::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(143,224,75,.05) 0 2px,transparent 2px 14px);}
.cta-strip .container{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-strip h3{color:#fff;font-size:24px;margin-bottom:8px;}
.cta-strip p{color:var(--t-dark-2);font-size:15px;}
.cta-strip .cta-right{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.cta-strip .cta-note{font-size:13px;color:var(--t-dark-3);}
/* ============ news ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{display:flex;flex-direction:column;overflow:hidden;}
.news-card .nc-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E7EEE1;}
.news-card .nc-cover img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1);}
.news-card:hover .nc-cover img{transform:scale(1.05);}
.news-card .nc-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-card h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover h3{color:var(--lime-deep);}
.news-card .nc-sum{font-size:14px;color:var(--t-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card .nc-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--t-3);padding-top:12px;border-top:1px solid var(--line);}
.empty-state{border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;padding:64px 24px;text-align:center;}
.empty-state i{font-size:56px;color:#CFDEC5;display:block;margin-bottom:18px;}
.empty-state p{color:var(--t-2);font-size:15px;margin-bottom:20px;}
/* ============ trust ============ */
.trust-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;}
.trust-figure{border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2);}
.trust-figure img{width:100%;height:340px;object-fit:cover;}
.trust-list{display:grid;gap:18px;margin-top:28px;}
.trust-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);}
.trust-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.trust-item .ti-icon{width:42px;height:42px;border-radius:12px;background:rgba(255,145,71,.14);color:var(--amber-dark);display:flex;align-items:center;justify-content:center;font-size:17px;flex:none;}
.trust-item h4{font-size:16px;font-weight:700;margin-bottom:4px;}
.trust-item p{font-size:14px;color:var(--t-2);line-height:1.7;}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--sh-1);}
.stat strong{display:block;font-family:Inter,system-ui,sans-serif;font-size:26px;font-weight:800;color:var(--lime-deep);line-height:1.2;}
.stat span{font-size:13px;color:var(--t-3);}
/* ============ faq ============ */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:14px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.faq-item.is-open{border-color:#CFE3C0;box-shadow:var(--sh-1);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 24px;font-size:16px;font-weight:700;color:var(--t-1);text-align:left;transition:color var(--ease);}
.faq-q:hover{color:var(--lime-deep);}
.faq-q .fq-icon{width:30px;height:30px;border-radius:50%;background:var(--page);color:var(--t-2);display:flex;align-items:center;justify-content:center;font-size:13px;flex:none;transition:transform var(--ease),background var(--ease),color var(--ease);}
.faq-item.is-open .fq-icon{transform:rotate(45deg);background:var(--lime);color:var(--ink);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms cubic-bezier(.2,.7,.3,1);}
.faq-a .faq-a-inner{padding:0 24px 22px;font-size:15px;color:var(--t-2);line-height:1.85;border-top:1px solid var(--line);padding-top:18px;margin:0 24px 22px;padding-left:0;padding-right:0;}
.faq-item.is-open .faq-a{max-height:320px;}
/* ============ final cta ============ */
.final-cta{
  position:relative;border-radius:24px;overflow:hidden;padding:64px 48px;text-align:center;
  background-image:linear-gradient(115deg,rgba(11,21,18,.90),rgba(11,21,18,.82)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.final-cta h2{color:#fff;margin-bottom:14px;}
.final-cta p{color:#BFD2C6;font-size:16px;max-width:640px;margin:0 auto 30px;}
.final-cta .final-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
/* ============ footer ============ */
.site-footer{background:var(--ink);color:var(--t-dark-2);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--t-dark-2);max-width:300px;}
.footer-col h4{font-size:14px;color:var(--lime);font-weight:700;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:var(--t-dark-2);}
.footer-col a:hover{color:var(--lime);}
.footer-contact li{font-size:14px;color:var(--t-dark-2);line-height:1.9;}
.footer-contact i{color:var(--lime);width:18px;margin-right:6px;}
.footer-bottom{border-top:1px solid rgba(143,224,75,.10);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--t-dark-3);}
.footer-bottom a{color:var(--t-dark-3);}
.footer-bottom a:hover{color:var(--lime);}
/* ============ mobile sticky cta ============ */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:120;
  padding:10px 18px calc(10px + env(safe-area-inset-bottom));
  background:rgba(11,21,18,.96);border-top:1px solid rgba(143,224,75,.14);backdrop-filter:blur(8px);
}
.mobile-cta .btn{width:100%;}
/* ============ responsive ============ */
@media (max-width:1200px){
  .reward-grid{grid-template-columns:repeat(3,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:36px;}
}
@media (max-width:992px){
  .section{padding:64px 0;}
  .section--tight{padding:52px 0;}
  .nav-list,.nav-trend{display:none;}
  .nav-toggle{display:flex;}
  .hot-words{display:none;}
  .game-grid{grid-template-columns:1fr;}
  .game-side{grid-template-rows:auto;}
  .trust-grid{grid-template-columns:1fr;gap:32px;}
  .steps{grid-template-columns:repeat(2,1fr);row-gap:32px;}
  .steps::before{display:none;}
  .reward-grid{grid-template-columns:repeat(2,1fr);}
  .hero{min-height:520px;}
  .hero .container{padding-top:60px;padding-bottom:60px;}
  .search-box{width:180px;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .brand-row{height:62px;gap:16px;}
  .logo{font-size:18px;}
  .logo .logo-mark{width:26px;height:26px;font-size:13px;}
  .search-box{display:none;}
  .hero{min-height:460px;background-position:center top;}
  .hero .hero-sub{font-size:15.5px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-metrics{gap:26px;padding-top:22px;}
  .hero-metrics .metric strong{font-size:23px;}
  .reward-grid,.news-grid,.stat-row{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;row-gap:26px;}
  .step p{max-width:none;}
  .cta-strip .container{flex-direction:column;align-items:flex-start;}
  .cta-strip .cta-right{width:100%;}
  .cta-strip .cta-right .btn{width:100%;}
  .final-cta{padding:44px 22px;border-radius:18px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .mobile-cta{display:block;}
  body{padding-bottom:76px;}
  .trust-figure img{height:230px;}
  .progress-wrap{padding:20px;}
}
@media (max-width:480px){
  h1{font-size:26px;}
  .game-card{padding:24px;min-height:auto;}
  .game-mini{flex-direction:column;}
  .game-mini img{width:100%;height:150px;}
  .final-cta .final-actions .btn{width:100%;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a .faq-a-inner{margin:0 18px 18px;padding-top:16px;}
}

/* roulang page: article */
:root{
  --lime:#8FE04B;
  --lime-dark:#6FBF33;
  --lime-deep:#4E8F22;
  --amber:#FF9147;
  --amber-dark:#E0702A;
  --dark:#0B1512;
  --dark-2:#12211C;
  --dark-line:rgba(143,224,75,.14);
  --light-bg:#F5F7F2;
  --card:#FFFFFF;
  --line:#E3E9DF;
  --t-dark:#EAF2E6;
  --t-dark-2:#9BB0A5;
  --t-dark-3:#6F8378;
  --t:#16211C;
  --t-2:#55645C;
  --t-3:#8A968E;
  --ok:#2FB86A;
  --warn:#E9B949;
  --err:#E4573D;
  --r-card:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(8,20,14,.06);
  --sh-2:0 12px 28px rgba(8,20,14,.12);
  --sh-3:0 20px 48px rgba(8,20,14,.18);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}
*,*::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",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--t);
  background:var(--light-bg);
}
img{max-width:100%;display:block;border:0}
a{color:var(--t-2);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:var(--lime-deep)}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}
:focus-visible{outline:3px solid rgba(143,224,75,.35);outline-offset:2px;border-radius:6px}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(11,21,18,.97);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--dark-line);
}
.brand-row{display:flex;align-items:center;gap:22px;height:64px;transition:height var(--ease)}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:19px;font-weight:800;color:var(--t-dark);letter-spacing:.02em;flex-shrink:0}
.logo:hover{color:var(--t-dark)}
.logo .logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(140deg,var(--lime),var(--lime-dark));
  color:#0B1512;font-size:13px;font-weight:900;letter-spacing:0;
}
.logo em{font-style:normal;color:var(--lime)}
.header-tools{display:flex;align-items:center;gap:18px;margin-left:auto}
.hot-words{display:flex;align-items:center;gap:14px}
.hot-words a{font-size:13px;color:var(--t-dark-2);letter-spacing:.02em}
.hot-words a:hover{color:var(--lime)}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 16px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--dark-line);
  transition:border-color var(--ease),background var(--ease);
}
.search-box i{color:var(--t-dark-3);font-size:13px}
.search-box input{
  width:190px;border:0;background:transparent;outline:none;
  font-size:13.5px;color:var(--t-dark);letter-spacing:.01em;
}
.search-box input::placeholder{color:var(--t-dark-3)}
.search-box:focus-within{border-color:var(--lime);background:rgba(143,224,75,.06)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--dark-line);color:var(--t-dark);font-size:17px;
  transition:background var(--ease),color var(--ease);
}
.nav-toggle:hover{background:rgba(143,224,75,.1);color:var(--lime)}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:48px;border-top:1px solid var(--dark-line);
}
.nav-list{display:flex;align-items:center;gap:26px;height:48px}
.nav-list a{
  position:relative;display:inline-flex;align-items:center;
  height:48px;font-size:15px;color:var(--t-dark-2);letter-spacing:.02em;
  transition:color var(--ease);
}
.nav-list a::after{
  content:"";position:absolute;left:0;right:0;bottom:8px;height:3px;border-radius:999px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-list a:hover{color:var(--lime)}
.nav-list a:hover::after{transform:scaleX(1)}
.nav-list a.is-active{color:var(--lime);font-weight:600}
.nav-list a.is-active::after{transform:scaleX(1)}
.nav-trend{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(143,224,75,.08);
  border:1px solid var(--dark-line);
  font-size:12.5px;color:var(--t-dark-2);letter-spacing:.02em;
  transition:background var(--ease),color var(--ease);
}
.nav-trend:hover{background:rgba(143,224,75,.16);color:var(--lime)}
.nav-trend .dot{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 4px rgba(255,145,71,.16)}

/* ============ Breadcrumb ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:9px;padding:15px 0;font-size:13px;color:var(--t-3)}
.breadcrumb a{color:var(--t-3)}
.breadcrumb a:hover{color:var(--lime-deep)}
.breadcrumb .sep{color:var(--lime);font-weight:700}
.breadcrumb .current{color:var(--t-2);max-width:58vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ Article ============ */
.article-wrap{padding:44px 0 76px}
.article-shell{
  max-width:880px;margin:0 auto;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:52px 56px 56px;
}
.article-head{border-bottom:1px solid var(--line);padding-bottom:24px}
.badge-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.02em;font-weight:600;
  background:rgba(143,224,75,.14);color:var(--lime-deep);
}
.badge.is-amber{background:rgba(255,145,71,.14);color:var(--amber-dark)}
.article-title{
  font-size:clamp(26px,3.4vw,38px);
  line-height:1.32;font-weight:800;
  letter-spacing:-.01em;color:var(--t);
  margin:18px 0 0;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:20px;font-size:13.5px;color:var(--t-3);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--lime-dark);font-size:13px}
.article-body{
  max-width:800px;margin:0 auto;
  padding-top:30px;font-size:16px;line-height:1.9;color:#20302A;
  word-break:break-word;
}
.article-body h2{
  font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.4;
  color:var(--t);margin:48px 0 20px;padding-left:14px;
  border-left:4px solid var(--lime);border-radius:2px;
}
.article-body h3{font-size:18px;font-weight:700;color:var(--t);margin:32px 0 14px}
.article-body h4{font-size:16.5px;font-weight:700;color:var(--t);margin:24px 0 12px}
.article-body p{margin:0 0 1.35em}
.article-body ul,.article-body ol{margin:0 0 1.35em;padding-left:1.5em}
.article-body ul li{list-style:disc}
.article-body ol li{list-style:decimal}
.article-body li{margin:.45em 0;line-height:1.85}
.article-body blockquote{
  margin:26px 0;padding:16px 22px;
  border-left:4px solid var(--lime);background:#F2F8EC;
  border-radius:0 12px 12px 0;color:#33443B;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:26px auto;box-shadow:var(--sh-1)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--t-3);text-align:center;margin-top:10px}
.article-body a{color:var(--lime-deep);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--lime-dark)}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:#F2F8EC;font-weight:700;color:var(--t)}
.article-body code{
  background:#F2F8EC;border:1px solid var(--line);border-radius:6px;
  padding:2px 6px;font-size:14px;color:var(--lime-deep);
}
.article-tags{
  max-width:800px;margin:46px auto 0;padding-top:26px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.article-tags .tags-label{font-size:13px;color:var(--t-3);margin-right:4px}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:13px;color:var(--t-2);
  background:#F5F7F2;border:1px solid var(--line);
  transition:all var(--ease);
}
.tag:hover{color:var(--lime-deep);border-color:var(--lime);background:rgba(143,224,75,.1);transform:translateY(-2px)}

/* ============ Empty ============ */
.empty-state{
  text-align:center;padding:64px 24px;
  background:#FBFCFA;border:1px dashed var(--line);border-radius:var(--r-card);
  margin-top:30px;
}
.empty-state i{font-size:64px;color:#D6E2D2}
.empty-state h3{margin:18px 0 8px;font-size:19px;font-weight:700;color:var(--t)}
.empty-state p{color:var(--t-3);font-size:14.5px;margin-bottom:22px}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:all var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--lime);color:#0B1512;box-shadow:0 6px 18px rgba(143,224,75,.24)}
.btn-primary:hover{background:var(--lime-dark);color:#0B1512;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18)}
.btn-ghost{background:transparent;border:1px solid var(--lime);color:var(--lime-deep)}
.btn-ghost:hover{background:rgba(143,224,75,.12);color:var(--lime-deep);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{height:56px;padding:0 34px;font-size:16px}

/* ============ Prev / Next ============ */
.pn-grid{
  max-width:880px;margin:56px auto 0;
  display:grid;grid-template-columns:1fr 1fr;gap:20px;
}
.pn-card{
  display:flex;flex-direction:column;gap:8px;
  padding:22px 24px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:all var(--ease);
}
.pn-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(143,224,75,.5)}
.pn-card .pn-label{font-size:12.5px;color:var(--t-3);letter-spacing:.04em}
.pn-card .pn-title{font-size:15.5px;font-weight:700;color:var(--t);line-height:1.55}
.pn-card:hover .pn-title{color:var(--lime-deep)}
.pn-card.is-right{text-align:right}

/* ============ Related ============ */
.section{padding:72px 0}
.section-light{background:var(--light-bg)}
.section-dark{background:var(--dark);color:var(--t-dark)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.35;color:var(--t)}
.section-dark .section-head h2{color:var(--t-dark)}
.section-head p{margin-top:8px;font-size:14.5px;color:var(--t-3)}
.more-link{font-size:14px;color:var(--lime-deep);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.more-link:hover{color:var(--lime-dark)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:all var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(143,224,75,.5)}
.card-cover{position:relative;aspect-ratio:16/10;background:#E9EFE4;overflow:hidden}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1)}
.card:hover .card-cover img{transform:scale(1.05)}
.card-cover .badge{position:absolute;top:12px;left:12px;background:rgba(11,21,18,.78);color:var(--lime);backdrop-filter:blur(4px)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17px;font-weight:700;line-height:1.55;color:var(--t);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover .card-body h3{color:var(--lime-deep)}
.card-body p{font-size:14px;color:var(--t-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--t-3);display:flex;align-items:center;gap:8px}

/* ============ FAQ ============ */
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease)}
.faq-item:hover{border-color:rgba(143,224,75,.55)}
.faq-item.is-open{border-color:var(--lime);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:700;color:var(--t);
  transition:color var(--ease);
}
.faq-q:hover{color:var(--lime-deep)}
.faq-q i{font-size:14px;color:var(--lime-deep);transition:transform var(--ease);flex-shrink:0}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 320ms cubic-bezier(.2,.7,.3,1)}
.faq-a-inner{padding:0 24px 22px;font-size:14.8px;color:var(--t-2);line-height:1.85;border-top:1px solid var(--line);padding-top:18px;margin:0 0}
.faq-item.is-open .faq-a{max-height:360px}

/* ============ CTA ============ */
.cta-band{position:relative;background:var(--dark);color:var(--t-dark);overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(143,224,75,.06) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:56px 0}
.cta-inner h2{font-size:clamp(21px,2.4vw,28px);font-weight:800;color:var(--t-dark);line-height:1.4}
.cta-inner p{margin-top:10px;font-size:14.5px;color:var(--t-dark-2);max-width:620px}
.cta-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}

/* ============ Footer ============ */
.site-footer{background:var(--dark-2);color:var(--t-dark-2);padding:64px 0 0;border-top:1px solid var(--dark-line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--t-dark-2);max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--lime);letter-spacing:.04em;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col ul li a{font-size:14px;color:var(--t-dark-2)}
.footer-col ul li a:hover{color:var(--lime)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--t-dark-2)}
.footer-contact i{color:var(--lime-dark);margin-top:5px;font-size:13px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;border-top:1px solid rgba(143,224,75,.1);
  font-size:13px;color:var(--t-dark-3);
}

/* ============ Responsive ============ */
@media (max-width:1200px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:992px){
  .header-tools{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-row{
    position:fixed;top:0;right:0;bottom:0;left:auto;
    width:288px;height:100%;z-index:90;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:6px;padding:84px 22px 28px;
    background:var(--dark);border-top:0;
    box-shadow:-16px 0 40px rgba(0,0,0,.4);
    transform:translateX(102%);
    transition:transform 260ms cubic-bezier(.2,.7,.3,1);
  }
  .nav-row.is-open{transform:translateX(0)}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;height:auto}
  .nav-list a{height:auto;padding:13px 14px;border-radius:var(--r-sm);font-size:16px}
  .nav-list a::after{display:none}
  .nav-list a:hover,.nav-list a.is-active{background:rgba(143,224,75,.12);color:var(--lime)}
  .nav-trend{margin-top:auto;justify-content:center}
  .article-shell{padding:36px 30px 40px}
  .pn-grid{grid-template-columns:1fr}
  .pn-card.is-right{text-align:left}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:48px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .brand-row{height:60px;gap:12px}
  .logo{font-size:17.5px}
  .logo .logo-mark{width:30px;height:30px;border-radius:9px;font-size:12px}
  .article-wrap{padding:28px 0 56px}
  .article-shell{padding:28px 20px 32px;border-radius:14px}
  .article-title{font-size:clamp(22px,6vw,28px)}
  .article-body{font-size:15.5px;line-height:1.85}
  .article-body h2{margin:38px 0 16px}
  .section{padding:52px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .card-grid{grid-template-columns:1fr;gap:18px}
  .faq-q{padding:17px 18px;font-size:15px}
  .faq-a-inner{padding:16px 18px 20px}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .breadcrumb .current{max-width:46vw}
}
@media (max-width:520px){
  .article-meta{gap:8px 16px;font-size:12.8px}
  .btn{height:46px;padding:0 22px;font-size:14.5px}
  .btn-lg{height:52px;padding:0 26px;font-size:15px}
  .empty-state{padding:48px 18px}
  .nav-row{width:86vw}
}

/* roulang page: category1 */
:root{
  --primary:#8FE04B;
  --primary-dark:#6FBF33;
  --primary-deep:#4E8F22;
  --accent:#FF9147;
  --accent-dark:#E0702A;
  --ink:#0B1512;
  --ink-2:#12211C;
  --ink-3:#1A2E26;
  --line-dark:rgba(143,224,75,.14);
  --bg:#F5F7F2;
  --card:#FFFFFF;
  --line:#E3E9DF;
  --t-dark:#EAF2E6;
  --t-dark-2:#9BB0A5;
  --t-dark-3:#6F8378;
  --t:#16211C;
  --t-2:#55645C;
  --t-3:#8A968E;
  --ok:#2FB86A;
  --warn:#E9B949;
  --err:#E4573D;
  --r-card:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(8,20,14,.06);
  --sh-2:0 12px 28px rgba(8,20,14,.12);
  --sh-3:0 20px 48px rgba(8,20,14,.18);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --container:1240px;
  --font-zh:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-zh);
  font-size:16px;
  line-height:1.8;
  color:var(--t);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--t-2);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);}
a:hover{color:var(--primary-deep);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(143,224,75,.30);border-radius:6px;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--t);font-weight:700;line-height:1.35;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
input{font-family:inherit;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--ink);
  border-bottom:1px solid var(--line-dark);
  transition:box-shadow var(--ease),background-color var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(4,12,8,.35);background:#08110E;}
.brand-row{
  display:flex;align-items:center;gap:20px;
  height:64px;
  transition:height var(--ease);
}
.site-header.is-scrolled .brand-row{height:58px;}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:20px;font-weight:800;letter-spacing:.01em;
  color:var(--t-dark);white-space:nowrap;
}
.logo:hover{color:var(--t-dark);}
.logo em{font-style:normal;color:var(--primary);}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#0B1512;font-size:14px;font-weight:900;letter-spacing:.02em;
}
.header-tools{display:flex;align-items:center;gap:18px;margin-left:auto;}
.hot-words{display:flex;align-items:center;gap:14px;font-size:13px;}
.hot-words a{color:var(--t-dark-2);position:relative;}
.hot-words a:hover{color:var(--primary);}
.search-box{
  display:flex;align-items:center;gap:9px;
  height:40px;padding:0 16px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-dark);
  border-radius:var(--r-pill);
  color:var(--t-dark-3);
  transition:border-color var(--ease),background-color var(--ease);
}
.search-box:focus-within{border-color:var(--primary);background:rgba(143,224,75,.07);}
.search-box input{
  width:190px;border:none;background:transparent;outline:none;
  color:var(--t-dark);font-size:13.5px;
}
.search-box input::placeholder{color:var(--t-dark-3);}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line-dark);
  color:var(--t-dark);font-size:17px;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{color:var(--primary);border-color:var(--primary-deep);}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:48px;
  border-top:1px solid rgba(255,255,255,.05);
}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:6px 12px;
  font-size:15px;color:var(--t-dark-2);
  border-radius:var(--r-sm);
}
.nav-list a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;
  height:3px;border-radius:3px;background:var(--primary);
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-list a:hover{color:var(--primary);background:rgba(143,224,75,.06);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.is-active{color:var(--primary);font-weight:700;}
.nav-list a.is-active::after{transform:scaleX(1);}
.nav-trend{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--t-dark-2);
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-dark);
}
.nav-trend:hover{color:var(--primary);border-color:rgba(143,224,75,.4);}
.nav-trend .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  animation:pulse 1.8s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.85);}}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;
  background:var(--ink);
  overflow:hidden;
  padding:64px 0 72px;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.30;
  filter:saturate(.9);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(11,21,18,.94) 12%,rgba(11,21,18,.72) 58%,rgba(11,21,18,.52) 100%);
}
.page-hero-inner{position:relative;z-index:2;max-width:820px;}
.breadcrumb{
  display:flex;align-items:center;gap:9px;
  font-size:13px;color:var(--t-dark-3);margin-bottom:22px;
}
.breadcrumb a{color:var(--t-dark-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span{color:var(--primary-deep);}
.breadcrumb em{font-style:normal;color:var(--t-dark-3);}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(143,224,75,.13);
  border:1px solid rgba(143,224,75,.28);
  color:var(--primary);
  font-size:12.5px;letter-spacing:.02em;margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.25;font-weight:800;
  color:#fff;letter-spacing:-.01em;
}
.page-hero h1 strong{
  color:var(--primary);font-weight:800;
  border-bottom:3px solid rgba(143,224,75,.35);
  padding-bottom:2px;
}
.page-hero .lead{
  margin-top:18px;
  font-size:16.5px;line-height:1.85;
  color:var(--t-dark-2);max-width:700px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 28px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  transition:all var(--ease);
  border:1px solid transparent;
}
.btn-primary{background:var(--primary);color:#0B1512;box-shadow:0 6px 18px rgba(143,224,75,.22);}
.btn-primary:hover{background:var(--primary-dark);color:#0B1512;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 8px rgba(0,0,0,.25);}
.btn-ghost{background:transparent;border-color:rgba(143,224,75,.45);color:var(--primary);}
.btn-ghost:hover{background:rgba(143,224,75,.12);color:var(--primary);border-color:var(--primary);}
.btn-dark{background:var(--ink);color:var(--t-dark);}
.btn-dark:hover{background:var(--ink-3);color:var(--primary);transform:translateY(-2px);}

/* ============ 主体两栏 ============ */
.section{padding:72px 0;}
.section-tight{padding:56px 0;}
.section-head{margin-bottom:34px;max-width:760px;}
.section-head .eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.14em;
  color:var(--primary-deep);text-transform:uppercase;margin-bottom:10px;font-weight:700;
}
.section-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
.section-head p{margin-top:12px;color:var(--t-2);font-size:15.5px;}

.layout-2col{
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  gap:36px;
  align-items:start;
}
.side-nav{
  position:sticky;top:132px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 20px;
  box-shadow:var(--sh-1);
}
.side-nav h3{
  font-size:13px;letter-spacing:.08em;color:var(--t-3);
  text-transform:uppercase;margin-bottom:14px;font-weight:700;
}
.side-nav ul{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  display:flex;align-items:center;gap:10px;
  padding:11px 12px;border-radius:var(--r-sm);
  font-size:14.5px;color:var(--t-2);
  border-left:2px solid transparent;
}
.side-nav a i{font-size:12px;color:var(--t-3);width:14px;text-align:center;}
.side-nav a:hover{background:#F1F6EC;color:var(--primary-deep);}
.side-nav a.is-current{background:rgba(143,224,75,.14);color:var(--primary-deep);font-weight:700;border-left-color:var(--primary);}
.side-nav a.is-current i{color:var(--primary-deep);}
.side-note{
  margin-top:20px;padding:16px;
  background:linear-gradient(160deg,#0B1512,#163024);
  border-radius:var(--r-sm);
  border:1px solid var(--line-dark);
}
.side-note p{color:var(--t-dark-2);font-size:13.5px;line-height:1.75;}
.side-note .mini{color:var(--primary);font-size:12.5px;margin-top:10px;display:block;}

/* 玩法模块 */
.module-list{display:flex;flex-direction:column;gap:24px;}
.module-block{
  display:grid;grid-template-columns:270px minmax(0,1fr);
  gap:26px;
  padding:26px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.module-block:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D6E2CD;}
.module-block .thumb{
  border-radius:12px;overflow:hidden;background:#EEF3E9;
  aspect-ratio:4/3;
}
.module-block .thumb img{width:100%;height:100%;object-fit:cover;}
.module-body h3{font-size:19px;margin-bottom:10px;}
.module-body .meta{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  margin-bottom:12px;font-size:12.5px;color:var(--t-3);
}
.badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;
  background:rgba(143,224,75,.14);color:var(--primary-deep);
}
.badge-accent{background:rgba(255,145,71,.15);color:var(--accent-dark);}
.module-body p{color:var(--t-2);font-size:15px;}
.point-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.point-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--t-2);line-height:1.7;
}
.point-list li i{color:var(--primary-dark);font-size:12px;margin-top:7px;}
.module-link{
  display:inline-flex;align-items:center;gap:7px;
  margin-top:16px;font-size:14px;font-weight:700;color:var(--primary-deep);
}
.module-link:hover{gap:11px;color:var(--primary-deep);}
.module-link i{font-size:12px;}

/* ============ 步骤流程 ============ */
.steps-band{background:var(--ink);color:var(--t-dark);padding:76px 0;}
.steps-band .section-head h2{color:#fff;}
.steps-band .section-head p{color:var(--t-dark-2);}
.steps-band .eyebrow{color:var(--primary);}
.step-track{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:20px;position:relative;margin-top:8px;
}
.step-item{
  position:relative;
  padding:24px 20px;
  background:var(--ink-2);
  border:1px solid var(--line-dark);
  border-radius:var(--r-card);
  transition:border-color var(--ease),transform var(--ease);
}
.step-item:hover{border-color:rgba(143,224,75,.4);transform:translateY(-4px);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:12px;
  background:rgba(143,224,75,.14);color:var(--primary);
  font-size:14px;font-weight:800;margin-bottom:14px;
}
.step-item.is-active .step-num{background:var(--accent);color:#2A1103;}
.step-item h4{color:#fff;font-size:16.5px;margin-bottom:8px;}
.step-item p{color:var(--t-dark-2);font-size:14px;line-height:1.75;}
.step-bar{
  margin-top:32px;height:10px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);position:relative;overflow:visible;
}
.step-bar span{
  display:block;height:100%;width:62%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--primary),var(--primary-dark));
}
.step-bar b{
  position:absolute;right:0;top:-14px;
  transform:translateY(-100%);
  background:rgba(143,224,75,.16);color:var(--primary);
  font-size:12.5px;font-weight:700;padding:3px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(143,224,75,.3);
}

/* ============ 适用场景 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px 24px;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.scene-icon{
  width:48px;height:48px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(143,224,75,.15);color:var(--primary-deep);
  font-size:19px;margin-bottom:18px;
}
.scene-card h3{font-size:17.5px;margin-bottom:10px;}
.scene-card p{color:var(--t-2);font-size:14.5px;}
.scene-card ul{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}
.scene-card ul li{
  font-size:12.5px;color:var(--t-2);
  background:#F1F6EC;border:1px solid var(--line);
  padding:3px 11px;border-radius:var(--r-pill);
}

/* ============ 数据与反馈 ============ */
.evidence{background:#EDF3E7;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:38px;}
.stat-card{
  background:var(--card);border-radius:var(--r-card);
  border:1px solid var(--line);padding:26px 24px;box-shadow:var(--sh-1);
}
.stat-card .num{
  font-family:Inter,system-ui,sans-serif;
  font-size:34px;font-weight:800;color:var(--primary-deep);line-height:1.1;
}
.stat-card .num small{font-size:15px;color:var(--t-3);font-weight:600;margin-left:4px;}
.stat-card h4{font-size:15.5px;margin:12px 0 6px;}
.stat-card p{font-size:14px;color:var(--t-2);}
.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.quote-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 24px;
  border-left:4px solid var(--primary);
}
.quote-card p{font-size:15px;color:var(--t-2);line-height:1.85;}
.quote-card .who{
  margin-top:14px;font-size:13px;color:var(--t-3);
  display:flex;align-items:center;gap:8px;
}
.quote-card .who i{color:var(--primary-dark);}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-sm);overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item.is-open{border-color:rgba(143,224,75,.5);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;padding:18px 22px;text-align:left;
  font-size:15.5px;font-weight:700;color:var(--t);
}
.faq-q:hover{color:var(--primary-deep);}
.faq-q i{
  flex:none;color:var(--primary-deep);font-size:14px;
  transition:transform var(--ease);
}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 260ms cubic-bezier(.2,.7,.3,1);
}
.faq-a p{
  padding:0 22px 22px;font-size:14.8px;color:var(--t-2);line-height:1.85;
}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;background:var(--ink);color:var(--t-dark);
  padding:56px 0;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(143,224,75,.06) 0 2px,transparent 2px 14px);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.cta-inner h2{color:#fff;font-size:clamp(20px,2.4vw,26px);}
.cta-inner p{color:var(--t-dark-2);font-size:14.5px;margin-top:8px;}
.cta-actions{display:flex;align-items:center;gap:16px;flex:none;}
.cta-actions .hint{font-size:13px;color:var(--t-dark-3);}

/* ============ 页脚 ============ */
.site-footer{background:#08110E;color:var(--t-dark-2);padding:64px 0 0;border-top:1px solid var(--line-dark);}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:44px;
}
.footer-brand .logo{margin-bottom:16px;display:inline-flex;}
.footer-brand p{font-size:14px;color:var(--t-dark-3);line-height:1.85;max-width:320px;}
.footer-col h4{color:var(--primary);font-size:14px;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--t-dark-2);}
.footer-col a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.footer-contact li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:13.5px;color:var(--t-dark-3);line-height:1.7;
}
.footer-contact i{color:var(--primary-deep);margin-top:5px;font-size:12px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid rgba(143,224,75,.10);
  font-size:13px;color:var(--t-dark-3);
}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,12,8,.6);
  opacity:0;visibility:hidden;transition:all var(--ease);z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;
  background:var(--ink);z-index:100;
  transform:translateX(102%);
  transition:transform 260ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;
  padding:24px 22px;
  border-left:1px solid var(--line-dark);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-close{
  width:40px;height:40px;border-radius:var(--r-sm);
  border:1px solid var(--line-dark);color:var(--t-dark);
  display:flex;align-items:center;justify-content:center;
}
.drawer-close:hover{color:var(--primary);border-color:var(--primary-deep);}
.drawer nav{display:flex;flex-direction:column;gap:6px;}
.drawer nav a{
  padding:13px 14px;border-radius:var(--r-sm);
  color:var(--t-dark-2);font-size:15.5px;
  border-left:2px solid transparent;
}
.drawer nav a:hover{background:rgba(143,224,75,.08);color:var(--primary);}
.drawer nav a.is-active{background:rgba(143,224,75,.13);color:var(--primary);font-weight:700;border-left-color:var(--primary);}
.drawer .drawer-search{margin-top:auto;padding-top:20px;border-top:1px solid var(--line-dark);}
.drawer .drawer-search .search-box{width:100%;}
.drawer .drawer-search .search-box input{width:100%;}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .layout-2col{grid-template-columns:236px minmax(0,1fr);gap:28px;}
  .module-block{grid-template-columns:230px minmax(0,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
  .footer-col:last-child{grid-column:1/-1;}
}
@media (max-width:992px){
  .hot-words{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-row{display:none;}
  .brand-row{height:60px;}
  .layout-2col{grid-template-columns:1fr;}
  .side-nav{position:static;}
  .side-nav ul{flex-direction:row;flex-wrap:wrap;gap:8px;}
  .side-nav a{border-left:none;border:1px solid var(--line);}
  .side-nav a.is-current{border-color:rgba(143,224,75,.5);}
  .side-note{display:none;}
  .step-track{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .page-hero{padding:48px 0 56px;}
  .search-box{display:none;}
  .module-block{grid-template-columns:1fr;gap:18px;padding:20px;}
  .module-block .thumb{aspect-ratio:16/10;}
  .step-track{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .steps-band{padding:56px 0;}
}
@media (max-width:520px){
  .logo{font-size:17.5px;}
  .logo-mark{width:30px;height:30px;font-size:12.5px;}
  .hero-actions .btn{width:100%;}
  .page-hero h1{font-size:26px;}
  .page-hero .lead{font-size:15px;}
}

/* roulang page: category3 */
:root{
  --primary:#8FE04B;
  --primary-dark:#6FBF33;
  --primary-deep:#4E8F22;
  --accent:#FF9147;
  --accent-dark:#E0702A;
  --ink:#0B1512;
  --ink-2:#12211C;
  --ink-line:rgba(143,224,75,.14);
  --paper:#F5F7F2;
  --paper-card:#FFFFFF;
  --paper-line:#E3E9DF;
  --t-main:#16211C;
  --t-sub:#55645C;
  --t-weak:#8A968E;
  --d-main:#EAF2E6;
  --d-sub:#9BB0A5;
  --d-weak:#6F8378;
  --ok:#2FB86A;
  --warn:#E9B949;
  --err:#E4573D;
  --r-card:16px;
  --r-ctl:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(8,20,14,.06);
  --sh-2:0 12px 28px rgba(8,20,14,.12);
  --sh-3:0 20px 48px rgba(8,20,14,.18);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}
*{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",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--t-main);
  background:var(--paper);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--t-sub);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease);}
a:hover{color:var(--primary-deep);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input{font:inherit;}
:focus-visible{outline:3px solid rgba(143,224,75,.35);outline-offset:2px;border-radius:6px;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,21,18,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--ink-line);
  transition:padding var(--ease),background-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px rgba(4,12,8,.36);}
.brand-row{display:flex;align-items:center;gap:20px;height:72px;transition:height var(--ease);}
.site-header.is-scrolled .brand-row{height:60px;}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:19px;font-weight:800;letter-spacing:.01em;color:var(--d-main);white-space:nowrap;}
.logo:hover{color:var(--primary);text-decoration:none;}
.logo em{font-style:normal;color:var(--primary);}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#0B1512;font-size:14px;font-weight:900;letter-spacing:.04em;
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:18px;}
.hot-words{display:flex;gap:14px;font-size:13px;}
.hot-words a{color:var(--d-sub);}
.hot-words a:hover{color:var(--primary);}
.search-box{
  display:flex;align-items:center;gap:9px;
  background:rgba(234,242,230,.06);
  border:1px solid var(--ink-line);
  border-radius:var(--r-pill);
  padding:0 16px;height:42px;min-width:240px;
  transition:border-color var(--ease),background-color var(--ease),box-shadow var(--ease);
}
.search-box i{color:var(--d-weak);font-size:14px;}
.search-box input{
  flex:1;background:none;border:none;outline:none;
  color:var(--d-main);font-size:14px;height:100%;
}
.search-box input::placeholder{color:var(--d-weak);}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(143,224,75,.22);background:rgba(143,224,75,.07);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-ctl);
  border:1px solid var(--ink-line);color:var(--d-main);font-size:17px;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(143,224,75,.1);color:var(--primary);}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:54px;border-top:1px solid rgba(143,224,75,.08);
}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-list a{
  position:relative;display:inline-flex;align-items:center;
  height:54px;padding:0 16px;font-size:15px;font-weight:600;color:var(--d-sub);
}
.nav-list a::after{
  content:"";position:absolute;left:16px;right:16px;bottom:12px;height:3px;
  border-radius:var(--r-pill);background:var(--primary);opacity:0;transform:translateY(4px);
  transition:opacity var(--ease),transform var(--ease);
}
.nav-list a:hover{color:var(--primary);text-decoration:none;}
.nav-list a:hover::after{opacity:.45;transform:translateY(0);}
.nav-list a.is-active{color:var(--primary);}
.nav-list a.is-active::after{opacity:1;transform:translateY(0);}
.nav-trend{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--d-sub);
  border:1px solid var(--ink-line);border-radius:var(--r-pill);
  padding:6px 14px;
}
.nav-trend:hover{color:var(--primary);border-color:rgba(143,224,75,.4);text-decoration:none;}
.nav-trend .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 0 rgba(255,145,71,.5);animation:dotPulse 1.8s ease-in-out infinite;
}
@keyframes dotPulse{
  0%,100%{box-shadow:0 0 0 0 rgba(255,145,71,.45);opacity:1;}
  50%{box-shadow:0 0 0 6px rgba(255,145,71,0);opacity:.6;}
}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:var(--ink);
  color:var(--d-main);
  padding:96px 0 88px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.34;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(11,21,18,.94) 8%,rgba(18,33,28,.78) 52%,rgba(11,21,18,.6) 100%);
}
.hero .container{position:relative;z-index:2;}
.hero-inner{max-width:720px;}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--d-weak);margin-bottom:22px;}
.crumb a{color:var(--d-sub);}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{color:var(--primary-deep);}
.crumb .current{color:var(--d-weak);}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.02em;
  border:1px solid rgba(143,224,75,.28);border-radius:var(--r-pill);
  padding:7px 16px;color:var(--primary);background:rgba(143,224,75,.08);
  margin-bottom:22px;
}
.hero h1{
  font-size:clamp(28px,4vw,46px);
  line-height:1.25;font-weight:800;letter-spacing:-.01em;
  margin-bottom:20px;
}
.hero h1 .hl{color:var(--primary);}
.hero-sub{font-size:17px;line-height:1.85;color:var(--d-sub);max-width:620px;margin-bottom:34px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform var(--ease),background-color var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--primary);color:#0B1512;}
.btn-primary:hover{
  background:var(--primary-dark);color:#0B1512;text-decoration:none;
  transform:translateY(-2px);box-shadow:0 12px 28px rgba(8,20,14,.3);
}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(8,20,14,.28);}
.btn-ghost{background:transparent;color:var(--primary);border:1px solid rgba(143,224,75,.5);}
.btn-ghost:hover{background:rgba(143,224,75,.12);color:var(--primary);text-decoration:none;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-lg{height:56px;padding:0 34px;font-size:16px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;max-width:660px;
}
.stat{
  border:1px solid var(--ink-line);border-radius:var(--r-card);
  background:rgba(18,33,28,.6);padding:18px 20px;
}
.stat b{display:block;font-size:26px;font-weight:800;color:var(--primary);font-family:Inter,system-ui,sans-serif;line-height:1.2;}
.stat span{display:block;font-size:13px;color:var(--d-sub);margin-top:6px;}

/* ============ Section base ============ */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap;}
.section-head .eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;font-weight:700;
  color:var(--primary-deep);text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700;color:var(--t-main);}
.section-head p{font-size:15px;color:var(--t-sub);margin-top:12px;max-width:680px;}
.section-head .head-link{font-size:14px;font-weight:600;color:var(--primary-deep);white-space:nowrap;}
.section-head .head-link:hover{color:var(--primary-dark);}
.on-dark .section-head h2{color:var(--d-main);}
.on-dark .section-head p{color:var(--d-sub);}
.on-dark .section-head .eyebrow{color:var(--primary);}

/* ============ Progress overview ============ */
.overview{background:var(--paper);}
.overview-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:32px;align-items:start;}
.panel{
  background:var(--paper-card);border:1px solid var(--paper-line);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--sh-1);
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.panel:hover{box-shadow:var(--sh-2);transform:translateY(-4px);border-color:#d3ded0;}
.panel h3{font-size:19px;font-weight:700;margin-bottom:14px;}
.panel p{font-size:15px;color:var(--t-sub);}
.bar-track{height:10px;border-radius:var(--r-pill);background:#E4EBDF;overflow:hidden;margin:20px 0 12px;}
.bar-fill{height:100%;width:68%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--primary),var(--primary-dark));}
.bar-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--t-weak);}
.bar-meta b{font-family:Inter,system-ui,sans-serif;font-size:15px;color:var(--primary-deep);}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;padding:7px 14px;border-radius:var(--r-pill);
  background:rgba(143,224,75,.12);color:var(--primary-deep);font-weight:600;
}
.chip.warm{background:rgba(255,145,71,.14);color:var(--accent-dark);}
.chip.plain{background:#EFF3EA;color:var(--t-sub);}
.mini-list li{
  display:flex;align-items:flex-start;gap:10px;
  padding:13px 0;border-bottom:1px dashed var(--paper-line);font-size:14px;color:var(--t-sub);
}
.mini-list li:last-child{border-bottom:none;padding-bottom:0;}
.mini-list i{color:var(--primary-dark);margin-top:6px;font-size:12px;}
.mini-list b{color:var(--t-main);font-weight:700;}

/* ============ Timeline ============ */
.timeline-section{background:#FFFFFF;border-top:1px solid var(--paper-line);border-bottom:1px solid var(--paper-line);}
.timeline{position:relative;padding:10px 0 4px;}
.timeline::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(143,224,75,.7),rgba(143,224,75,.34) 62%,rgba(143,224,75,.06));
}
.tl-item{display:grid;grid-template-columns:1fr 64px 1fr;align-items:center;margin-bottom:26px;}
.tl-node{
  grid-column:2;grid-row:1;justify-self:center;
  width:22px;height:22px;border-radius:50%;
  background:#fff;border:3px solid var(--primary-deep);
  position:relative;z-index:2;
}
.tl-item.done .tl-node{background:var(--primary);border-color:var(--primary-deep);}
.tl-item.done .tl-node::after{
  content:"";position:absolute;left:5px;top:3px;width:6px;height:10px;
  border:solid #0B1512;border-width:0 2px 2px 0;transform:rotate(45deg);
}
.tl-item.current .tl-node{border-color:var(--accent);background:#fff;animation:nodePulse 1.8s ease-in-out infinite;}
@keyframes nodePulse{
  0%,100%{box-shadow:0 0 0 0 rgba(255,145,71,.5);}
  50%{box-shadow:0 0 0 9px rgba(255,145,71,0);}
}
.tl-item.pending .tl-node{border-color:#CBD5C6;background:#F1F4EE;}
.tl-card{
  grid-column:1;grid-row:1;
  background:var(--paper-card);border:1px solid var(--paper-line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tl-item:nth-child(even) .tl-card{grid-column:3;}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#cfe0c6;}
.tl-card h4{font-size:17px;font-weight:700;margin-bottom:8px;}
.tl-card p{font-size:14px;color:var(--t-sub);}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  font-size:12px;padding:5px 11px;border-radius:var(--r-pill);
  background:rgba(143,224,75,.13);color:var(--primary-deep);font-weight:600;letter-spacing:.01em;
}
.tag.warm{background:rgba(255,145,71,.16);color:var(--accent-dark);}
.tag.mute{background:#EFF3EA;color:var(--t-weak);}
.tl-time{display:block;font-size:12px;color:var(--t-weak);letter-spacing:.04em;margin-bottom:8px;}

/* ============ Task cards ============ */
.task-section{background:var(--paper);}
.task-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.task-card{
  background:var(--paper-card);border:1px solid var(--paper-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.task-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#cfe0c6;}
.task-thumb{position:relative;aspect-ratio:16/10;background:#E6EDE1;overflow:hidden;}
.task-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1);}
.task-card:hover .task-thumb img{transform:scale(1.05);}
.task-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.task-body h3{font-size:17px;font-weight:700;line-height:1.5;}
.task-body p{font-size:14px;color:var(--t-sub);flex:1;}
.task-meta{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--t-weak);border-top:1px solid var(--paper-line);padding-top:12px;margin-top:4px;}
.task-meta b{color:var(--primary-deep);font-family:Inter,system-ui,sans-serif;}

/* ============ Steps ============ */
.steps-section{background:var(--ink);color:var(--d-main);}
.steps-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{
  border:1px solid var(--ink-line);border-radius:var(--r-card);
  background:var(--ink-2);padding:26px 24px;
  transition:border-color var(--ease),transform var(--ease),background-color var(--ease);
}
.step:hover{transform:translateY(-4px);border-color:rgba(143,224,75,.4);background:#16281F;}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:rgba(143,224,75,.14);color:var(--primary);
  font-family:Inter,system-ui,sans-serif;font-weight:800;font-size:15px;margin-bottom:16px;
}
.step h3{font-size:17px;font-weight:700;color:var(--d-main);margin-bottom:10px;}
.step p{font-size:14px;color:var(--d-sub);}

/* ============ FAQ ============ */
.faq-section{background:var(--paper);}
.faq-wrap{display:grid;grid-template-columns:360px 1fr;gap:40px;align-items:start;}
.faq-aside h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;margin-bottom:14px;}
.faq-aside p{font-size:15px;color:var(--t-sub);margin-bottom:22px;}
.faq-aside img{border-radius:var(--r-card);width:100%;aspect-ratio:16/11;object-fit:cover;box-shadow:var(--sh-1);}
.faq-list{border:1px solid var(--paper-line);border-radius:var(--r-card);overflow:hidden;background:var(--paper-card);box-shadow:var(--sh-1);}
.faq-item + .faq-item{border-top:1px solid var(--paper-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:700;color:var(--t-main);
  transition:background-color var(--ease),color var(--ease);
}
.faq-q:hover{background:#F3F7EF;color:var(--primary-deep);}
.faq-q i{color:var(--primary-dark);font-size:15px;transition:transform var(--ease);flex:none;}
.faq-item.open .faq-q{color:var(--primary-deep);background:#F3F7EF;}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms cubic-bezier(.2,.7,.3,1);}
.faq-a p{padding:0 24px 22px;font-size:14.5px;color:var(--t-sub);}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink);color:var(--d-main);padding:64px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(143,224,75,.06) 0 2px,transparent 2px 16px);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(21px,2.4vw,28px);font-weight:700;margin-bottom:10px;}
.cta-inner p{font-size:15px;color:var(--d-sub);max-width:620px;}

/* ============ Footer ============ */
.site-footer{background:#09110E;color:var(--d-sub);padding:64px 0 26px;border-top:1px solid var(--ink-line);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--d-sub);max-width:330px;}
.footer-col h4{font-size:14px;font-weight:700;color:var(--primary);margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{font-size:14px;color:var(--d-sub);}
.footer-col ul a:hover{color:var(--primary);}
.footer-contact li{display:flex;align-items:flex-start;gap:9px;font-size:14px;line-height:1.7;}
.footer-contact i{color:var(--primary-dark);margin-top:6px;font-size:12px;flex:none;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(143,224,75,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--d-weak);
}

/* ============ Responsive ============ */
@media (max-width:1200px){
  .task-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .steps-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .overview-grid{grid-template-columns:1fr;}
}
@media (max-width:992px){
  .hot-words{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-tools{margin-left:auto;}
  .search-box{min-width:180px;}
  .nav-row{
    position:fixed;top:72px;right:0;bottom:0;width:300px;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    background:var(--ink-2);border-left:1px solid var(--ink-line);
    padding:22px 18px;gap:6px;height:auto;
    transform:translateX(105%);transition:transform 260ms cubic-bezier(.2,.7,.3,1);
    overflow-y:auto;z-index:90;
  }
  .nav-row.is-open{transform:translateX(0);}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-list a{height:auto;padding:14px 14px;border-radius:var(--r-ctl);font-size:15px;}
  .nav-list a::after{display:none;}
  .nav-list a.is-active{background:rgba(143,224,75,.12);}
  .nav-trend{margin-top:14px;justify-content:center;}
  .faq-wrap{grid-template-columns:1fr;}
  .faq-aside img{max-width:460px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .timeline::before{left:11px;transform:none;}
  .tl-item{grid-template-columns:22px 1fr;gap:18px;align-items:start;}
  .tl-node{grid-column:1;justify-self:start;margin-top:24px;}
  .tl-card,
  .tl-item:nth-child(even) .tl-card{grid-column:2;grid-row:1;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section.tight{padding:48px 0;}
  .hero{padding:56px 0 60px;}
  .hero-stats{grid-template-columns:1fr 1fr;}
  .task-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps-grid{grid-template-columns:1fr;}
  .site-header.is-scrolled .brand-row{height:56px;}
  .nav-row{top:72px;}
  .search-box{display:none;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .hero-actions .btn{width:100%;}
}
@media (max-width:560px){
  .task-grid{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr;}
  .brand-row{height:64px;}
  .logo{font-size:17px;}
  .nav-row{top:64px;width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --brand:#8FE04B;
  --brand-deep:#6FBF33;
  --brand-dark:#4E8F22;
  --accent:#FF9147;
  --accent-deep:#E0702A;
  --ink:#0B1512;
  --panel:#12211C;
  --line-dark:rgba(143,224,75,.14);
  --bg:#F5F7F2;
  --card:#FFFFFF;
  --line:#E3E9DF;
  --t-dark:#EAF2E6;
  --t-dark-2:#9BB0A5;
  --t-dark-3:#6F8378;
  --t:#16211C;
  --t-2:#55645C;
  --t-3:#8A968E;
  --ok:#2FB86A;
  --warn:#E9B949;
  --err:#E4573D;
  --r:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh1:0 2px 8px rgba(8,20,14,.06);
  --sh2:0 12px 28px rgba(8,20,14,.12);
  --sh3:0 20px 48px rgba(8,20,14,.18);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --max:1240px;
}
*,*::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",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--t);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r);}
a{color:var(--t-2);text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease),transform var(--ease),box-shadow var(--ease);}
a:hover{color:var(--brand-dark);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(143,224,75,.30);outline-offset:2px;border-radius:6px;}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--t);line-height:1.35;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:var(--max);margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--dark{background:var(--ink);color:var(--t-dark);}
.section--dark h2,.section--dark h3{color:var(--t-dark);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.02em;color:var(--brand-dark);font-weight:700;margin-bottom:10px;}
.section--dark .section-head .eyebrow{color:var(--brand);}
.section-head h2{font-size:clamp(22px,2.6vw,30px);}
.section-head p{margin-top:10px;color:var(--t-2);font-size:15px;max-width:680px;}
.section--dark .section-head p{color:var(--t-dark-2);}
.more-link{font-size:14px;font-weight:700;color:var(--brand-dark);display:inline-flex;align-items:center;gap:8px;border-bottom:1px solid transparent;}
.more-link:hover{border-bottom-color:var(--brand-dark);}
.section--dark .more-link{color:var(--brand);}
.section--dark .more-link:hover{border-bottom-color:var(--brand);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--ink);
  border-bottom:1px solid var(--line-dark);
  transition:box-shadow var(--ease),background-color var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(0,0,0,.35);}
.brand-row{display:flex;align-items:center;gap:24px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--t-dark);letter-spacing:.01em;flex:0 0 auto;}
.logo em{font-style:normal;color:var(--brand);}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#0B1512;font-size:14px;font-weight:900;letter-spacing:0;
}
.header-tools{display:flex;align-items:center;gap:18px;margin-left:auto;}
.hot-words{display:flex;align-items:center;gap:14px;}
.hot-words a{font-size:13px;color:var(--t-dark-2);position:relative;}
.hot-words a:hover{color:var(--brand);}
.search-box{
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 18px;min-width:230px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-dark);
  transition:border-color var(--ease),background-color var(--ease);
}
.search-box i{color:var(--t-dark-3);font-size:14px;}
.search-box input{
  flex:1;background:transparent;border:0;color:var(--t-dark);
  height:100%;font-size:14px;outline:none;
}
.search-box input::placeholder{color:var(--t-dark-3);}
.search-box:focus-within{border-color:var(--brand);background:rgba(143,224,75,.08);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-dark);
  color:var(--t-dark);cursor:pointer;margin-left:auto;
}
.nav-toggle:hover{background:rgba(143,224,75,.14);color:var(--brand);}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:52px;border-top:1px solid rgba(143,224,75,.08);
}
.nav-list{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;}
.nav-list::-webkit-scrollbar{display:none;}
.nav-list a{
  position:relative;display:inline-block;
  padding:8px 14px;font-size:15px;color:var(--t-dark-2);white-space:nowrap;border-radius:var(--r-sm);
}
.nav-list a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:3px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-list a:hover{color:var(--brand);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.is-active{color:var(--t-dark);font-weight:700;}
.nav-list a.is-active::after{transform:scaleX(1);}
.nav-trend{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--t-dark-2);
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-dark);white-space:nowrap;
}
.nav-trend .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(143,224,75,.16);animation:pulse 1.8s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.nav-trend:hover{color:var(--brand);border-color:rgba(143,224,75,.4);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,14,11,.6);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;z-index:100;
  background:var(--panel);border-left:1px solid var(--line-dark);
  transform:translateX(100%);transition:transform 260ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;padding:20px;
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.mobile-drawer .drawer-close{width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid var(--line-dark);color:var(--t-dark);cursor:pointer;}
.mobile-drawer .drawer-close:hover{color:var(--brand);}
.mobile-drawer nav{display:flex;flex-direction:column;gap:4px;flex:1;overflow-y:auto;}
.mobile-drawer nav a{padding:13px 14px;border-radius:var(--r-sm);color:var(--t-dark-2);font-size:15px;border:1px solid transparent;}
.mobile-drawer nav a:hover,.mobile-drawer nav a.is-active{color:var(--brand);background:rgba(143,224,75,.09);border-color:var(--line-dark);}
.mobile-drawer .drawer-search{margin-top:16px;}
.mobile-drawer .drawer-search .search-box{width:100%;min-width:0;}

/* ============ Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;color:var(--t-dark);
  background-color:var(--ink);
  background-image:linear-gradient(112deg,rgba(11,21,18,.92) 0%,rgba(11,21,18,.82) 52%,rgba(18,33,28,.72) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(143,224,75,.05) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;padding-top:56px;padding-bottom:68px;}
.crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--t-dark-3);margin-bottom:26px;flex-wrap:wrap;}
.crumbs a{color:var(--t-dark-2);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--brand-deep);}
.crumbs .cur{color:var(--t-dark-3);}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;}
.cat-hero h1{
  font-size:clamp(28px,4vw,46px);line-height:1.25;font-weight:800;color:var(--t-dark);
  letter-spacing:-.01em;
}
.cat-hero h1 .hl{color:var(--brand);border-bottom:4px solid rgba(143,224,75,.35);}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--t-dark-2);max-width:620px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:var(--r-pill);font-size:13px;
  background:rgba(143,224,75,.12);color:var(--brand);border:1px solid rgba(143,224,75,.22);
}
.tag--accent{background:rgba(255,145,71,.14);color:var(--accent);border-color:rgba(255,145,71,.28);}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:background-color var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--brand);color:#0B1512;box-shadow:0 8px 22px rgba(143,224,75,.24);}
.btn-primary:hover{background:var(--brand-deep);color:#0B1512;transform:translateY(-2px);box-shadow:var(--sh2);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.22);}
.btn-ghost{background:transparent;color:var(--brand);border-color:rgba(143,224,75,.5);}
.btn-ghost:hover{background:rgba(143,224,75,.12);color:var(--brand);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-lg{height:56px;padding:0 34px;font-size:16px;}
.btn-block{width:100%;}
.hero-visual{position:relative;}
.hero-visual img{border-radius:20px;border:1px solid var(--line-dark);box-shadow:var(--sh3);}
.hero-float{
  position:absolute;left:-18px;bottom:-22px;
  background:var(--panel);border:1px solid var(--line-dark);border-radius:var(--r);
  padding:16px 20px;min-width:200px;
}
.hero-float .num{font-size:26px;font-weight:800;color:var(--brand);line-height:1.2;}
.hero-float .lbl{font-size:13px;color:var(--t-dark-2);margin-top:2px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:48px;padding-top:32px;border-top:1px solid var(--line-dark);
}
.hero-stats .st .num{font-size:clamp(20px,2.4vw,28px);font-weight:800;color:var(--brand);line-height:1.2;}
.hero-stats .st .lbl{font-size:13px;color:var(--t-dark-2);margin-top:4px;}

/* ============ 筛选 + 卡片网格 ============ */
.chip-bar{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:10px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-pill);box-shadow:var(--sh1);margin-bottom:34px;
}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--bg);border:1px solid var(--line);color:var(--t-2);
  font-size:14px;cursor:pointer;transition:all var(--ease);
}
.chip i{font-size:12px;color:var(--t-3);}
.chip:hover{border-color:var(--brand-deep);color:var(--brand-dark);transform:translateY(-1px);}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#0B1512;font-weight:700;}
.chip.is-on i{color:#0B1512;}
.chip:active{transform:translateY(0);}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.reward-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;box-shadow:var(--sh1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.reward-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(143,224,75,.6);}
.reward-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E7EFE2;border-radius:0;}
.reward-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform 420ms cubic-bezier(.2,.7,.3,1);}
.reward-card:hover .thumb img{transform:scale(1.05);}
.reward-card .badge{
  position:absolute;top:14px;left:14px;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);font-size:12px;font-weight:700;
  background:rgba(143,224,75,.92);color:#0B1512;letter-spacing:.02em;
}
.reward-card .badge--accent{background:rgba(255,145,71,.94);color:#231005;}
.reward-card .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.reward-card h3{font-size:18px;line-height:1.45;}
.reward-card:hover h3{color:var(--brand-dark);}
.reward-card p{font-size:14px;line-height:1.75;color:var(--t-2);}
.reward-card .meta{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding-top:14px;margin-top:auto;border-top:1px solid var(--line);
  font-size:13px;color:var(--t-3);
}
.reward-card .meta .tier{color:var(--accent-deep);font-weight:700;}
.score-bar{height:8px;border-radius:var(--r-pill);background:#E7EFE2;overflow:hidden;}
.score-bar span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--brand-deep));}

/* ============ 档位说明 ============ */
.tier-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.tier-card{
  background:var(--panel);border:1px solid var(--line-dark);border-radius:var(--r);
  padding:30px 26px;color:var(--t-dark);position:relative;overflow:hidden;
  transition:transform var(--ease),border-color var(--ease);
}
.tier-card:hover{transform:translateY(-4px);border-color:rgba(143,224,75,.42);}
.tier-card .idx{
  font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand);margin-bottom:14px;display:block;
}
.tier-card h3{color:var(--t-dark);font-size:20px;margin-bottom:12px;}
.tier-card p{color:var(--t-dark-2);font-size:14px;line-height:1.8;}
.tier-card ul{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.tier-card ul li{display:flex;gap:10px;font-size:14px;color:var(--t-dark-2);}
.tier-card ul li i{color:var(--brand);margin-top:5px;font-size:12px;}
.tier-card .price{
  position:absolute;top:24px;right:26px;font-size:12px;font-weight:700;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(255,145,71,.16);color:var(--accent);border:1px solid rgba(255,145,71,.3);
}

/* ============ 流程 ============ */
.step-track{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative;}
.step-track::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(143,224,75,.5),rgba(143,224,75,.12));z-index:0;
}
.step{position:relative;z-index:1;text-align:center;padding:0 8px;}
.step .dot{
  width:52px;height:52px;border-radius:50%;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--card);border:2px solid var(--brand);color:var(--brand-dark);
  font-weight:800;font-size:16px;box-shadow:var(--sh1);
}
.step.is-done .dot{background:var(--brand);border-color:var(--brand);color:#0B1512;}
.step.is-now .dot{border-color:var(--accent);color:var(--accent-deep);animation:breathe 1.8s ease-in-out infinite;}
@keyframes breathe{0%,100%{box-shadow:0 0 0 0 rgba(255,145,71,.34)}50%{box-shadow:0 0 0 10px rgba(255,145,71,0)}}
.step h3{font-size:16px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--t-2);line-height:1.75;}
.progress-wrap{display:flex;align-items:center;gap:16px;margin-top:44px;flex-wrap:wrap;}
.progress-track{flex:1;min-width:220px;height:10px;border-radius:var(--r-pill);background:#E7EFE2;overflow:hidden;}
.progress-track span{display:block;height:100%;width:68%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--brand-deep));}
.progress-val{
  font-size:13px;font-weight:800;color:#0B1512;background:var(--brand);
  padding:5px 14px;border-radius:var(--r-pill);
}

/* ============ 图文两列 ============ */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;}
.split-media img{border-radius:20px;box-shadow:var(--sh2);}
.split-body h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:18px;}
.split-body p{color:var(--t-2);font-size:15.5px;line-height:1.9;}
.check-list{margin-top:26px;display:grid;gap:14px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--t-2);}
.check-list li i{color:var(--brand-dark);margin-top:6px;font-size:13px;}

/* ============ 数据块 ============ */
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:28px 24px;box-shadow:var(--sh1);transition:transform var(--ease),box-shadow var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);}
.stat-card .num{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--brand-dark);line-height:1.1;}
.stat-card .lbl{font-size:14px;color:var(--t-2);margin-top:8px;}
.stat-card .sub{font-size:13px;color:var(--t-3);margin-top:6px;}

/* ============ FAQ ============ */
.faq{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.faq-item:hover{border-color:rgba(143,224,75,.6);}
.faq-item.is-open{box-shadow:var(--sh1);border-color:rgba(143,224,75,.7);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;padding:16px 24px;background:transparent;border:0;cursor:pointer;
  text-align:left;font-size:16px;font-weight:700;color:var(--t);
}
.faq-q:hover{color:var(--brand-dark);}
.faq-q .ico{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(143,224,75,.16);color:var(--brand-dark);font-size:13px;
  transition:transform var(--ease),background-color var(--ease);
}
.faq-item.is-open .faq-q .ico{transform:rotate(45deg);background:var(--brand);color:#0B1512;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms cubic-bezier(.2,.7,.3,1);}
.faq-a .inner{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--t-2);background:rgba(143,224,75,.05);border-top:1px solid var(--line);padding-top:18px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink);color:var(--t-dark);
  border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(143,224,75,.06) 0 2px,transparent 2px 16px);
}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;padding:56px 0;flex-wrap:wrap;}
.cta-inner h2{color:var(--t-dark);font-size:clamp(22px,2.6vw,30px);max-width:640px;line-height:1.4;}
.cta-inner p{color:var(--t-dark-2);font-size:15px;margin-top:12px;max-width:560px;}
.cta-note{font-size:13px;color:var(--t-dark-3);margin-top:10px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--t-dark-2);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--t-dark-2);max-width:340px;}
.footer-col h4{font-size:14px;color:var(--brand);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col ul a{font-size:14px;color:var(--t-dark-2);}
.footer-col ul a:hover{color:var(--brand);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--t-dark-2);line-height:1.7;}
.footer-contact li i{color:var(--brand-deep);margin-top:5px;font-size:13px;}
.footer-bottom{
  margin-top:56px;padding:22px 0 26px;border-top:1px solid rgba(143,224,75,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--t-dark-3);
}

/* 移动端粘性条 */
.sticky-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(11,21,18,.96);border-top:1px solid var(--line-dark);
}
.sticky-cta .btn{height:52px;width:100%;background:var(--brand);color:#0B1512;}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:992px){
  .hot-words{display:none;}
  .nav-list{display:none;}
  .brand-row{height:64px;}
  .nav-row{height:auto;border-top:0;padding-bottom:0;display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .cat-hero .container{padding-top:36px;padding-bottom:52px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:32px;}
  .tier-grid{grid-template-columns:1fr;}
  .step-track{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .step-track::before{display:none;}
  .section{padding:64px 0;}
  .section--tight{padding:52px 0;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .grid-3{grid-template-columns:1fr;}
  .search-box{display:none;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .section-head{margin-bottom:26px;}
  .cta-inner{padding:44px 0;flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .hero-float{position:static;margin-top:18px;left:auto;bottom:auto;display:inline-block;}
  .faq-q{font-size:15px;padding:14px 18px;}
  .faq-a .inner{padding:16px 18px 20px;}
  .sticky-cta{display:block;}
  .site-footer{padding-bottom:80px;}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .chip-bar{border-radius:var(--r);}
  .chip{flex:1 1 auto;justify-content:center;}
  .logos-mark{width:32px;height:32px;font-size:13px;}
  .logo{font-size:18px;}
}

/* roulang page: category4 */
:root{
  --primary:#8FE04B;
  --primary-dark:#6FBF33;
  --primary-deep:#4E8F22;
  --accent:#FF9147;
  --accent-dark:#E0702A;
  --dark:#0B1512;
  --dark-2:#12211C;
  --dark-3:#182C24;
  --dark-line:rgba(143,224,75,.14);
  --light:#F5F7F2;
  --card:#FFFFFF;
  --line:#E3E9DF;
  --t-dark:#EAF2E6;
  --t-dark-2:#9BB0A5;
  --t-dark-3:#6F8378;
  --t-light:#16211C;
  --t-light-2:#55645C;
  --t-light-3:#8A968E;
  --ok:#2FB86A;
  --warn:#E9B949;
  --err:#E4573D;
  --r-card:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(8,20,14,.06);
  --sh-2:0 12px 28px rgba(8,20,14,.12);
  --sh-3:0 20px 48px rgba(8,20,14,.18);
  --tr:180ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--t-light);
  background:var(--light);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--t-light-2);text-decoration:none;transition:color var(--tr),background-color var(--tr),border-color var(--tr),box-shadow var(--tr),transform var(--tr)}
a:hover{color:var(--primary-deep)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4{color:var(--t-light);margin:0;line-height:1.35;letter-spacing:.01em}
h1{font-size:clamp(28px,4vw,46px);font-weight:800;line-height:1.25}
h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
h3{font-size:18px;font-weight:700;line-height:1.5}
h4{font-size:14px;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
input,button,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(143,224,75,.45);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:200;
  background:var(--dark);
  border-bottom:1px solid var(--dark-line);
  transition:box-shadow var(--tr),background-color var(--tr);
}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(6,16,12,.42);background:#0A120F}
.brand-row{display:flex;align-items:center;gap:24px;height:64px;transition:height var(--tr)}
.site-header.is-scrolled .brand-row{height:54px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--t-dark);letter-spacing:.02em;flex:0 0 auto}
.logo:hover{color:var(--t-dark)}
.logo em{font-style:normal;color:var(--primary)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#0B1512;font-size:14px;font-weight:900;letter-spacing:0;
  box-shadow:0 4px 12px rgba(143,224,75,.24);
}
.header-tools{display:flex;align-items:center;gap:18px;margin-left:auto}
.hot-words{display:flex;align-items:center;gap:14px;font-size:13px}
.hot-words a{color:var(--t-dark-2)}
.hot-words a:hover{color:var(--primary)}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--dark-2);border:1px solid var(--dark-line);
  transition:border-color var(--tr),box-shadow var(--tr);
}
.search-box i{color:var(--t-dark-3);font-size:13px}
.search-box input{
  width:180px;background:transparent;border:none;outline:none;
  color:var(--t-dark);font-size:14px;
}
.search-box input::placeholder{color:var(--t-dark-3)}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(143,224,75,.18)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  color:var(--t-dark);background:var(--dark-2);border:1px solid var(--dark-line);
  place-items:center;font-size:16px;
}
.nav-toggle:hover{color:var(--primary);border-color:var(--primary-dark)}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  border-top:1px solid var(--dark-line);
}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{
  position:relative;display:inline-block;height:48px;line-height:48px;
  padding:0 16px;font-size:15px;color:var(--t-dark-2);font-weight:500;
}
.nav-list a::after{
  content:"";position:absolute;left:16px;right:16px;bottom:6px;height:3px;
  border-radius:var(--r-pill);background:transparent;transition:background-color var(--tr);
}
.nav-list a:hover{color:var(--t-dark)}
.nav-list a:hover::after{background:rgba(143,224,75,.45)}
.nav-list a.is-active{color:var(--primary);font-weight:700}
.nav-list a.is-active::after{background:var(--primary)}
.nav-trend{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;
  color:var(--t-dark-2);padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid var(--dark-line);background:rgba(143,224,75,.05);
}
.nav-trend:hover{color:var(--primary);border-color:var(--primary-deep)}
.nav-trend .dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);
  animation:breathe 1.8s ease-in-out infinite;
}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.8)}}

/* ============ hero ============ */
.page-hero{
  position:relative;color:var(--t-dark);
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding:76px 0 84px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(108deg,rgba(11,21,18,.94) 0%,rgba(11,21,18,.86) 46%,rgba(11,21,18,.72) 100%);
}
.page-hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;
  color:var(--primary);background:rgba(143,224,75,.12);border:1px solid var(--dark-line);
  padding:7px 14px;border-radius:var(--r-pill);margin-bottom:22px;
}
.hero-copy h1{color:#F3FAEF;margin-bottom:18px}
.hero-copy h1 .hl{color:var(--primary);position:relative;white-space:nowrap}
.hero-copy h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:6px;border-radius:4px;
  background:rgba(143,224,75,.22);
}
.hero-sub{font-size:17px;color:var(--t-dark-2);max-width:620px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:all var(--tr);
}
.btn-primary{background:var(--primary);color:#0B1512;box-shadow:0 6px 18px rgba(143,224,75,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#0B1512;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(8,20,14,.22)}
.btn-ghost{background:transparent;color:var(--primary);border:1px solid var(--primary-deep)}
.btn-ghost:hover{background:rgba(143,224,75,.12);color:var(--primary);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{height:56px;padding:0 34px;font-size:16px}
.hero-stats{display:flex;flex-wrap:wrap;gap:38px}
.hero-stats .stat strong{
  display:block;font-family:Inter,system-ui,sans-serif;font-size:26px;font-weight:800;
  color:var(--primary);line-height:1.2;
}
.hero-stats .stat span{font-size:13px;color:var(--t-dark-2)}
.hero-visual{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--dark-line);
  background:var(--dark-2);box-shadow:var(--sh-3);
}
.hero-visual img{width:100%;height:340px;object-fit:cover}
.hero-visual figcaption{
  padding:16px 20px;font-size:13px;color:var(--t-dark-2);
  border-top:1px solid var(--dark-line);
  display:flex;align-items:center;gap:10px;
}
.hero-visual figcaption i{color:var(--primary)}

/* ============ section base ============ */
.section{padding:88px 0}
.section-light{background:var(--light)}
.section-white{background:#FFFFFF}
.section-dark{background:var(--dark);color:var(--t-dark)}
.section-dark h2,.section-dark h3{color:var(--t-dark)}
.section-head{margin-bottom:40px;max-width:760px}
.section-head .kicker{
  display:inline-block;font-size:12px;letter-spacing:.12em;font-weight:700;
  color:var(--primary-deep);background:rgba(143,224,75,.14);
  padding:6px 12px;border-radius:var(--r-pill);margin-bottom:14px;
}
.section-head p{margin-top:14px;color:var(--t-light-2);font-size:16px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.link-more{font-size:14px;font-weight:700;color:var(--primary-deep);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--primary-dark)}
.link-more:hover i{transform:translateX(3px)}
.link-more i{transition:transform var(--tr)}

/* ============ 数据卡 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-1);position:relative;overflow:hidden;
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.stat-card::before{
  content:"";position:absolute;left:0;top:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--primary),rgba(143,224,75,0));
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(143,224,75,.5)}
.stat-card .num{
  font-family:Inter,system-ui,sans-serif;font-size:34px;font-weight:800;
  color:var(--t-light);line-height:1.1;margin-bottom:6px;
}
.stat-card .num em{font-style:normal;font-size:15px;color:var(--t-light-3);font-weight:600;margin-left:4px}
.stat-card h3{margin-bottom:10px;font-size:17px}
.stat-card p{font-size:14px;color:var(--t-light-2)}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;
  padding:4px 11px;border-radius:var(--r-pill);letter-spacing:.02em;
}
.badge-green{background:rgba(143,224,75,.16);color:var(--primary-deep)}
.badge-amber{background:rgba(255,145,71,.16);color:var(--accent-dark)}
.badge-gray{background:#EFF3EC;color:var(--t-light-2)}

/* ============ 对比表 ============ */
.compare-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
.compare-head,.compare-row{display:grid;grid-template-columns:1.15fr 1fr 1fr}
.compare-head{background:var(--dark);color:var(--t-dark)}
.compare-head .compare-cell{
  padding:18px 22px;font-size:14px;font-weight:700;color:var(--t-dark);
  border-right:1px solid var(--dark-line);
}
.compare-head .compare-cell:last-child{border-right:none}
.compare-head .compare-cell:nth-child(2){color:var(--primary)}
.compare-head .compare-cell:nth-child(3){color:var(--accent)}
.compare-row{border-top:1px solid var(--line);transition:background-color var(--tr)}
.compare-row:hover{background:#FAFCF7}
.compare-cell{
  padding:20px 22px;font-size:14px;color:var(--t-light-2);
  border-right:1px solid var(--line);
}
.compare-cell:last-child{border-right:none}
.compare-cell.compare-label{font-weight:700;color:var(--t-light);background:#FBFDF9}

/* ============ 图文专题 ============ */
.story-block{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.story-block.reverse .story-media{order:2}
.story-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2);background:#EFF3EC}
.story-media img{width:100%;height:330px;object-fit:cover}
.story-copy h2{margin-bottom:16px}
.story-copy p{color:var(--t-light-2);margin-bottom:14px}
.story-copy ul{margin:18px 0 22px}
.story-copy ul li{
  position:relative;padding-left:26px;margin-bottom:10px;font-size:15px;color:var(--t-light-2);
}
.story-copy ul li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 0 4px rgba(143,224,75,.18);
}
.story-gap{margin-top:72px}

/* ============ 活动窗口卡 ============ */
.slot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.slot-card{
  background:var(--dark-2);border:1px solid var(--dark-line);border-radius:var(--r-card);
  padding:26px 22px;transition:transform var(--tr),border-color var(--tr),background-color var(--tr);
}
.slot-card:hover{transform:translateY(-4px);border-color:rgba(143,224,75,.4);background:var(--dark-3)}
.slot-card .slot-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.slot-card .slot-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(143,224,75,.12);color:var(--primary);font-size:17px;
}
.slot-card h3{font-size:16px;margin-bottom:10px;color:var(--t-dark)}
.slot-card p{font-size:14px;color:var(--t-dark-2)}
.slot-card .slot-time{
  margin-top:16px;font-size:12px;color:var(--t-dark-3);
  display:flex;align-items:center;gap:8px;padding-top:14px;border-top:1px solid var(--dark-line);
}
.slot-card .slot-time i{color:var(--accent)}

/* ============ FAQ ============ */
.faq-list{max-width:900px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:64px;padding:18px 4px;text-align:left;font-size:16px;font-weight:700;
  color:var(--t-light);transition:color var(--tr);
}
.faq-q:hover{color:var(--primary-deep)}
.faq-q i{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  background:rgba(143,224,75,.16);color:var(--primary-deep);font-size:12px;
  transition:transform var(--tr),background-color var(--tr);
}
.faq-item.is-open .faq-q{color:var(--primary-deep)}
.faq-item.is-open .faq-q i{transform:rotate(45deg);background:rgba(143,224,75,.3)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms cubic-bezier(.2,.7,.3,1)}
.faq-a-inner{padding:0 4px 24px;font-size:15px;color:var(--t-light-2);max-width:780px}

/* ============ CTA ============ */
.cta-band{
  position:relative;background:var(--dark);color:var(--t-dark);
  padding:64px 0;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(143,224,75,.06) 0 2px,transparent 2px 12px);
}
.cta-band .container{position:relative;z-index:1}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:var(--t-dark);margin-bottom:8px}
.cta-inner p{color:var(--t-dark-2);font-size:15px}
.cta-side{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.cta-note{font-size:13px;color:var(--t-dark-3)}

/* ============ footer ============ */
.site-footer{background:#08100D;color:var(--t-dark-2);padding:64px 0 0;border-top:1px solid var(--dark-line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--t-dark-2);max-width:320px}
.footer-col h4{color:var(--primary);font-size:14px;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--t-dark-2)}
.footer-col ul li a:hover{color:var(--primary)}
.footer-contact li{
  display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--t-dark-2);
}
.footer-contact li i{color:var(--primary-deep);margin-top:5px;font-size:13px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(143,224,75,.10);padding:22px 0 26px;font-size:13px;color:var(--t-dark-3);
}

/* ============ 移动底栏 ============ */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:180;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(11,21,18,.94);border-top:1px solid var(--dark-line);
  backdrop-filter:blur(8px);
}
.mobile-cta .btn{width:100%}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .slot-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px}
}
@media (max-width:992px){
  .nav-toggle{display:grid}
  .nav-row{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,86vw);
    background:var(--dark-2);border-left:1px solid var(--dark-line);
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    padding:92px 24px 32px;gap:0;overflow-y:auto;
    transform:translateX(100%);transition:transform 260ms cubic-bezier(.2,.7,.3,1);
    z-index:220;
  }
  .site-header.is-open .nav-row{transform:translateX(0)}
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-list a{height:auto;line-height:1.5;padding:14px 2px;border-bottom:1px solid var(--dark-line);font-size:15px}
  .nav-list a::after{display:none}
  .nav-list a.is-active{color:var(--primary)}
  .nav-trend{margin-top:24px;justify-content:center}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual img{height:290px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .story-block{grid-template-columns:1fr;gap:32px}
  .story-block.reverse .story-media{order:0}
  .section{padding:64px 0}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .hot-words{display:none}
  .search-box{display:none}
  .page-hero{padding:52px 0 60px}
  .hero-visual img{height:240px}
  .hero-stats{gap:24px}
  .stat-grid{grid-template-columns:1fr}
  .slot-grid{grid-template-columns:1fr}
  .compare-head{display:none}
  .compare-row{display:block;padding:8px 0;border-top:1px solid var(--line)}
  .compare-cell{
    display:flex;gap:12px;border-right:none;border-bottom:none;padding:12px 20px;
  }
  .compare-cell::before{
    content:attr(data-label);flex:0 0 84px;font-weight:700;color:var(--t-light-3);font-size:13px;
  }
  .compare-cell.compare-label{background:transparent;font-size:15px;color:var(--t-light);padding-bottom:6px}
  .compare-cell.compare-label::before{display:none}
  .story-media img{height:220px}
  .story-gap{margin-top:48px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
  .section{padding:56px 0}
  .section-head-row{align-items:flex-start}
  .mobile-cta{display:block}
  body{padding-bottom:80px}
}
@media (max-width:520px){
  .hero-copy h1{font-size:26px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-col h4{margin-bottom:12px}
}