/* roulang page: index */
:root{
  --brand:#0F3A2E;
  --brand-deep:#08251D;
  --brand-light:#1C5A47;
  --lime:#D6F531;
  --orange:#E4572E;
  --paper:#F6F4EF;
  --surface:#EDEAE2;
  --card:#FFFFFF;
  --ink:#14171A;
  --muted:#5B6360;
  --meta:#8C938F;
  --line:#DCD8CE;
  --r-card:16px;
  --r-card-lg:20px;
  --r-img:14px;
  --r-input:12px;
  --r-band:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,23,26,.06),0 8px 24px -12px rgba(20,23,26,.12);
  --sh-2:0 18px 40px -20px rgba(15,58,46,.28);
  --sh-3:0 10px 30px -14px rgba(8,37,29,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:900;letter-spacing:-.02em;line-height:1.2}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-light);outline-offset:3px;border-radius:6px}

.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container-x{padding:0 32px}}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 6px}
.nav-shell{
  width:100%;max-width:1200px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  padding:10px 12px 10px 18px;
  background:rgba(246,244,239,.82);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(20,23,26,.08);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-3);
}
@supports not (backdrop-filter:blur(1px)){.nav-shell{background:rgba(246,244,239,.97)}}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0}
.brand-mark{width:20px;height:20px;border-radius:6px;background:var(--lime);box-shadow:0 0 0 3px rgba(214,245,49,.22)}
.brand-text{font-size:18px;font-weight:900;letter-spacing:-.01em;color:var(--brand)}
.brand-sub{font-size:12px;font-weight:700;color:var(--brand-light);margin-left:2px;letter-spacing:.06em}
.nav-links{display:none;align-items:center;gap:4px;margin-left:8px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:10px 12px;font-size:14.5px;font-weight:500;color:var(--muted);
  transition:color .2s var(--ease);
}
.nav-link:hover{color:var(--brand)}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--lime);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{display:none;margin-left:auto;align-items:center;gap:10px}
@media (min-width:1024px){.nav-cta{display:flex}}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid rgba(20,23,26,.12);background:rgba(255,255,255,.7);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
}
@media (min-width:1024px){.nav-toggle{display:none}}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;position:relative;
}
.nav-toggle span::before{position:absolute;top:-6px}
.nav-toggle span::after{position:absolute;top:6px}
.mobile-panel{
  display:none;max-width:1200px;margin:10px auto 0;
  background:var(--card);border:1px solid rgba(20,23,26,.08);
  border-radius:20px;box-shadow:var(--sh-3);padding:8px 16px 16px;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:flex;align-items:center;min-height:48px;font-size:15px;font-weight:500;
  color:var(--ink);border-bottom:1px solid var(--line);
}
.mobile-panel a:last-of-type{border-bottom:0}
.mobile-panel .m-cta{
  margin-top:12px;justify-content:center;height:48px;border-radius:var(--r-pill);
  background:var(--brand);color:#F6F4EF;font-weight:700;border-bottom:0;
}
@media (min-width:1024px){.mobile-panel{display:none !important}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background-color .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--brand);color:#F6F4EF;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-lime{background:var(--lime);color:var(--brand-deep)}
.btn-lime:hover{background:#e2ff45;transform:translateY(-1px);box-shadow:0 18px 34px -18px rgba(214,245,49,.7)}
.btn-outline{background:transparent;border-color:rgba(15,58,46,.28);color:var(--brand)}
.btn-outline:hover{border-color:var(--brand);background:rgba(15,58,46,.06);transform:translateY(-1px)}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand);font-size:15px}
.link-arrow svg{transition:transform .2s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}
.link-arrow:hover{color:var(--brand-light)}

/* ---------- 标签 / 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  background:rgba(15,58,46,.08);color:var(--brand);
}
.badge-lime{background:var(--lime);color:var(--brand-deep)}
.badge-orange{background:rgba(228,87,46,.12);color:var(--orange)}
.badge-ghost{background:rgba(255,255,255,.88);color:var(--brand)}

/* ---------- 板块 ---------- */
.section{padding:64px 0}
@media (min-width:768px){.section{padding:96px 0}}
.section-tight{padding:48px 0}
@media (min-width:768px){.section-tight{padding:72px 0}}
.section-alt{background:var(--surface)}
.sec-head{position:relative;padding-left:22px;margin-bottom:28px}
.sec-head::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--brand)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--brand-light);letter-spacing:.08em;margin-bottom:10px;
}
.eyebrow::before{content:"";width:12px;height:12px;border-radius:3px;background:var(--lime)}
.sec-title{font-size:26px;line-height:1.24}
@media (min-width:768px){.sec-title{font-size:32px}}
.sec-desc{margin-top:12px;color:var(--muted);font-size:15px;max-width:680px;line-height:1.8}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:32px 0 56px}
.hero-slash{
  position:absolute;top:-40px;right:-60px;width:340px;height:220px;
  background:var(--lime);opacity:.16;transform:rotate(-14deg);border-radius:40px;pointer-events:none;
}
.hero-grid{position:relative;display:grid;gap:36px;align-items:center}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.18fr 1fr;gap:48px}}
.hero-rule{display:none}
@media (min-width:1280px){
  .hero-rule{display:block;position:absolute;left:-24px;top:8px;bottom:8px;width:1px;background:linear-gradient(180deg,transparent,var(--line) 20%,var(--line) 80%,transparent)}
}
.hero h1{font-size:28px;line-height:1.22;font-weight:900}
@media (min-width:768px){.hero h1{font-size:40px}}
@media (min-width:1024px){.hero h1{font-size:50px}}
.hero h1 .hl{color:var(--brand);position:relative;white-space:nowrap}
.hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;background:rgba(214,245,49,.55);border-radius:4px;z-index:-1}
.hero-sub{margin-top:18px;font-size:16px;line-height:1.8;color:var(--muted);max-width:520px}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-stats{margin-top:34px;display:grid;grid-template-columns:repeat(2,1fr);gap:18px 12px;max-width:520px}
@media (min-width:640px){.hero-stats{grid-template-columns:repeat(4,1fr)}}
.stat-num{font-size:26px;font-weight:900;color:var(--brand);line-height:1.1}
.stat-num small{font-size:14px;font-weight:800}
.stat-label{font-size:13px;color:var(--meta);margin-top:4px}
.hero-media{position:relative;border-radius:var(--r-card-lg);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:4/3}
@media (min-width:1024px){.hero-media{aspect-ratio:5/4}}
.hero-media img{width:100%;height:100%}
.hero-media::after{content:"";position:absolute;inset:0;background:var(--brand);opacity:.10}
.hero-media-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  background:rgba(255,255,255,.92);border-radius:var(--r-pill);
  padding:8px 14px;font-size:13px;font-weight:700;color:var(--brand);
}

/* ---------- 服务卡 ---------- */
.grid-3{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:768px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card-hover:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.18)}
.card-title{font-size:19px;font-weight:800}
.card-text{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.8}
.icon-sq{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(15,58,46,.07);color:var(--brand);margin-bottom:16px;
}
.media-card{overflow:hidden;padding:0}
.media-card img{width:100%;aspect-ratio:16/9;transition:transform .3s var(--ease)}
.media-card:hover img{transform:scale(1.03)}
.media-card-body{padding:22px 24px 26px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:12.5px;color:var(--muted);background:var(--surface);border-radius:var(--r-pill);padding:4px 11px}

/* ---------- 优惠阶梯 ---------- */
.stairs{display:grid;gap:18px;grid-template-columns:1fr;position:relative}
@media (min-width:768px){.stairs{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.stairs{grid-template-columns:repeat(4,1fr);align-items:end;gap:20px}}
.stair{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;display:flex;flex-direction:column;gap:12px;min-height:210px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.stair:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
@media (min-width:1024px){
  .stair-1{min-height:210px}
  .stair-2{min-height:244px}
  .stair-3{min-height:278px;background:var(--brand);border-color:var(--brand);color:#F6F4EF;box-shadow:var(--sh-2)}
  .stair-4{min-height:312px}
}
.stair-no{font-size:40px;font-weight:900;line-height:1;color:var(--brand-light);opacity:.45}
.stair-3 .stair-no{color:var(--lime);opacity:.9}
.stair-name{font-size:18px;font-weight:800}
.stair-list{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
.stair-3 .stair-list{color:rgba(246,244,239,.82)}
.stair-list li::before{content:"·";color:var(--lime);font-weight:900;margin-right:8px}
.stair-price{margin-top:auto;font-size:27px;font-weight:900;color:var(--brand)}
.stair-3 .stair-price{color:var(--lime)}
.stair-price small{font-size:13px;font-weight:600;color:var(--meta);margin-left:4px}
.stair-3 .stair-price small{color:rgba(246,244,239,.7)}
.stair-badge{position:absolute;top:-12px;left:24px}

/* ---------- 套餐对比 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card-lg);background:var(--card);box-shadow:var(--sh-1)}
table.cmp{border-collapse:collapse;width:100%;min-width:720px}
table.cmp th,table.cmp td{padding:18px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:14.5px}
table.cmp thead th{position:sticky;top:0;background:var(--paper);z-index:2;font-size:15px;font-weight:800;vertical-align:bottom}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp td:first-child,table.cmp th:first-child{color:var(--muted);font-weight:600;width:210px}
.col-rec{background:rgba(15,58,46,.06);box-shadow:inset 1px 0 0 var(--lime),inset -1px 0 0 var(--lime)}
thead .col-rec{background:#E8F0EC}
.cmp-price{font-size:26px;font-weight:900;color:var(--brand);letter-spacing:-.02em}
.cmp-price small{font-size:13px;font-weight:600;color:var(--meta);margin-left:2px}
.cmp-old{display:block;font-size:13px;color:var(--meta);text-decoration:line-through;margin-top:2px}
.cell-ok{color:var(--brand);font-weight:700}
.cell-no{color:var(--meta)}

/* ---------- 限时横幅 ---------- */
.band{
  position:relative;overflow:hidden;background:var(--brand);color:#F6F4EF;
  border-radius:var(--r-band);padding:34px 26px;
  display:grid;gap:26px;
}
@media (min-width:768px){.band{padding:40px 44px;grid-template-columns:1.4fr auto;align-items:center}}
.band::after{
  content:"";position:absolute;right:-70px;top:-40px;width:260px;height:180px;
  background:var(--lime);opacity:.9;transform:rotate(-14deg);border-radius:28px;
}
.band-inner{position:relative;z-index:2}
.band h2{font-size:24px;line-height:1.28}
@media (min-width:768px){.band h2{font-size:30px}}
.band p{margin-top:10px;color:rgba(246,244,239,.78);font-size:15px;max-width:520px}
.countdown{display:flex;gap:10px;margin-top:20px}
.cd-box{
  width:58px;height:58px;border-radius:12px;background:rgba(255,255,255,.08);
  border:1px solid rgba(214,245,49,.38);display:flex;flex-direction:column;
  align-items:center;justify-content:center;font-weight:900;font-size:22px;line-height:1;
}
.cd-box i{font-style:normal;font-size:11px;font-weight:600;color:rgba(246,244,239,.66);margin-top:4px}
.band-cta{position:relative;z-index:2}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr)}}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.18)}
@media (min-width:1024px){.news-card--lead{grid-column:span 2;flex-direction:row}}
.news-thumb{position:relative;overflow:hidden;flex-shrink:0}
.news-thumb img{width:100%;aspect-ratio:16/9;transition:transform .3s var(--ease)}
@media (min-width:1024px){.news-card--lead .news-thumb{width:52%}}
@media (min-width:1024px){.news-card--lead .news-thumb img{height:100%;aspect-ratio:auto;min-height:260px}}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-thumb .badge{position:absolute;left:12px;top:12px;z-index:2}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-title{font-size:18px;font-weight:800;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card--lead .news-title{font-size:20px}
.news-sum{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--meta);padding-top:6px}
.news-foot .dot{width:3px;height:3px;border-radius:50%;background:var(--line)}
.news-foot svg{margin-left:auto;color:var(--brand);transition:transform .2s var(--ease)}
.news-card:hover .news-foot svg{transform:translateX(4px)}
.empty-state{
  min-height:240px;border:1px dashed var(--line);border-radius:var(--r-card-lg);background:var(--card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;padding:24px;
}
.empty-state p{color:var(--muted);font-size:15px}

/* ---------- 口碑 / 证据 ---------- */
.proof{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:1024px){.proof{grid-template-columns:repeat(3,1fr)}}
.proof-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1)}
.proof-quote{font-size:15px;line-height:1.85;color:var(--ink)}
.proof-who{margin-top:18px;display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--brand);color:var(--lime);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
.who-name{font-size:14.5px;font-weight:700}
.who-meta{font-size:12.5px;color:var(--meta)}
.num-strong{font-size:34px;font-weight:900;color:var(--brand);line-height:1}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
@media (min-width:1024px){.faq-list{grid-template-columns:repeat(2,1fr)}}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:0 22px;transition:border-color .2s var(--ease);
}
.faq-item:hover{border-color:rgba(15,58,46,.3)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:20px 0;font-size:17px;font-weight:600;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-arrow{margin-left:auto;flex-shrink:0;color:var(--brand);transition:transform .22s var(--ease)}
.faq-item[open] .faq-arrow{transform:rotate(180deg)}
.faq-body{padding:0 0 20px;color:var(--muted);font-size:15px;line-height:1.85;border-top:1px solid var(--line);padding-top:16px}

/* ---------- 表单 ---------- */
.consult{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:1024px){.consult{grid-template-columns:4fr 8fr;gap:44px}}
.point-list{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.point-list li{display:flex;gap:12px;font-size:15px;color:var(--muted);line-height:1.75}
.point-list li::before{content:"";flex-shrink:0;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-top:9px}
.contact-line{margin-top:26px;padding-top:22px;border-top:1px solid var(--line);font-size:14.5px;color:var(--muted);display:flex;flex-direction:column;gap:8px}
.contact-line strong{color:var(--ink)}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card-lg);padding:28px;box-shadow:var(--sh-1)}
@media (min-width:768px){.form-card{padding:32px}}
.form-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:768px){.form-grid{grid-template-columns:repeat(2,1fr)}.form-full{grid-column:1/-1}}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input[type=text],.field input[type=tel],.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r-input);
  background:#FDFCFA;font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{resize:vertical;min-height:104px}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand-light);box-shadow:0 0 0 3px rgba(28,90,71,.14)}
.field .err{display:none;margin-top:6px;font-size:13px;color:var(--orange)}
.field.has-err input,.field.has-err textarea{border-color:var(--orange)}
.field.has-err .err{display:block}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip input{position:absolute;opacity:0;width:0;height:0}
.chip span{
  display:inline-flex;align-items:center;min-height:40px;padding:9px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);font-size:14px;color:var(--muted);cursor:pointer;background:#FDFCFA;
  transition:all .2s var(--ease);
}
.chip input:checked + span{background:var(--brand);border-color:var(--brand);color:#F6F4EF;font-weight:700}
.chip span:hover{border-color:var(--brand-light);color:var(--brand)}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);line-height:1.7}
.check-line input{margin-top:3px;width:17px;height:17px;accent-color:var(--brand)}
.form-note{display:none;margin-top:14px;padding:12px 16px;border-radius:var(--r-input);background:rgba(28,90,71,.1);color:var(--brand);font-size:14px;font-weight:600}
.form-note.is-on{display:block}

/* ---------- CTA 条 ---------- */
.cta-strip{
  background:var(--brand);color:#F6F4EF;border-radius:var(--r-band);
  padding:38px 26px;text-align:center;position:relative;overflow:hidden;
}
.cta-strip h2{font-size:24px}
@media (min-width:768px){.cta-strip h2{font-size:30px}}
.cta-strip p{margin:12px auto 22px;max-width:620px;color:rgba(246,244,239,.78);font-size:15px}
.cta-strip::before{content:"";position:absolute;left:-60px;bottom:-80px;width:220px;height:160px;background:var(--lime);opacity:.16;transform:rotate(-14deg);border-radius:28px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:#E9E7E0;margin-top:24px}
.footer-grid{display:grid;gap:34px;grid-template-columns:1fr;padding:56px 0 34px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;padding:64px 0 40px}}
.footer-grid h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-brand{display:flex;align-items:center;gap:9px;margin-bottom:14px}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-sub{color:var(--lime)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(233,231,224,.72);max-width:320px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(233,231,224,.72);transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:flex;flex-direction:column;gap:9px;font-size:14px;color:rgba(233,231,224,.72);margin-top:20px}
.footer-bottom{
  border-top:1px solid rgba(246,244,239,.12);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(233,231,224,.55);
}
.back-top{display:inline-flex;align-items:center;gap:6px;color:rgba(233,231,224,.72)}
.back-top:hover{color:var(--lime)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);animation:rise .6s var(--ease) forwards}
@keyframes rise{to{opacity:1;transform:none}}
.reveal:nth-child(2){animation-delay:.06s}
.reveal:nth-child(3){animation-delay:.12s}
.reveal:nth-child(4){animation-delay:.18s}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: article */
:root{
    --green:#0F3A2E;
    --green-d:#08251D;
    --green-l:#1C5A47;
    --lime:#D6F531;
    --orange:#E4572E;
    --paper:#F6F4EF;
    --paper-2:#EDEAE2;
    --card:#FFFFFF;
    --ink:#14171A;
    --ink-2:#5B6360;
    --ink-3:#8C938F;
    --line:#DCD8CE;
    --r-sm:12px;
    --r-img:14px;
    --r-card:16px;
    --r-lg:20px;
    --r-banner:24px;
    --r-pill:999px;
    --sh-1:0 1px 2px rgba(20,23,26,.06), 0 8px 24px -12px rgba(20,23,26,.12);
    --sh-2:0 18px 40px -20px rgba(15,58,46,.28);
    --sh-nav:0 10px 30px -14px rgba(8,37,29,.18);
    --ease:cubic-bezier(.2,.7,.2,1);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
    background:var(--paper);
    color:var(--ink);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button,input,textarea,select{font:inherit;color:inherit;}
  h1,h2,h3,h4,p{margin:0;}
  .container-x{max-width:1240px;margin:0 auto;padding:0 20px;}
  @media(min-width:768px){.container-x{padding:0 32px;}}

  /* ============ 悬浮胶囊导航 ============ */
  .site-header{position:sticky;top:12px;z-index:60;padding:0 16px;}
  .nav-shell{
    max-width:1200px;margin:0 auto;
    display:flex;align-items:center;gap:16px;
    padding:9px 12px 9px 18px;
    border-radius:var(--r-pill);
    background:rgba(246,244,239,.82);
    -webkit-backdrop-filter:blur(12px);
    backdrop-filter:blur(12px);
    border:1px solid rgba(20,23,26,.08);
    box-shadow:var(--sh-nav);
  }
  .brand{display:inline-flex;align-items:center;gap:9px;flex:none;}
  .brand-mark{width:20px;height:20px;border-radius:6px;background:var(--lime);box-shadow:inset 0 0 0 4px var(--green);flex:none;}
  .brand-text{font-size:19px;font-weight:900;letter-spacing:-.01em;color:var(--green-d);white-space:nowrap;}
  .brand-sub{font-size:12px;font-weight:700;color:var(--green-l);margin-left:4px;letter-spacing:.04em;}
  .nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
  .nav-link{
    position:relative;display:inline-flex;align-items:center;
    padding:10px 12px;font-size:14.5px;font-weight:500;color:var(--ink-2);
    border-radius:var(--r-pill);
    transition:color .2s var(--ease);
  }
  .nav-link::after{
    content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;
    background:var(--lime);transform:scaleX(0);transform-origin:left;
    transition:transform .2s var(--ease);
  }
  .nav-link:hover{color:var(--green-d);}
  .nav-link:hover::after{transform:scaleX(1);}
  .nav-link.is-active{color:var(--green-d);font-weight:700;}
  .nav-link.is-active::after{transform:scaleX(1);}
  .nav-link:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
  .nav-actions{display:flex;align-items:center;gap:8px;flex:none;}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 20px;border-radius:var(--r-pill);
    font-size:14.5px;font-weight:700;border:1px solid transparent;cursor:pointer;
    transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
    white-space:nowrap;
  }
  .btn-solid{background:var(--green);color:#F6F4EF;}
  .btn-solid:hover{background:var(--green-d);transform:translateY(-1px);box-shadow:var(--sh-2);}
  .btn-ghost{background:transparent;border-color:rgba(20,23,26,.16);color:var(--green-d);}
  .btn-ghost:hover{border-color:var(--green);background:rgba(15,58,46,.06);}
  .btn-lime{background:var(--lime);color:var(--green-d);}
  .btn-lime:hover{background:#c8ea1d;transform:translateY(-1px);box-shadow:0 14px 30px -16px rgba(214,245,49,.8);}
  .btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}

  .hamburger{
    display:none;width:44px;height:44px;flex:none;
    border-radius:14px;border:1px solid rgba(20,23,26,.12);background:transparent;
    align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
    transition:background .2s var(--ease);
  }
  .hamburger:hover{background:rgba(15,58,46,.06);}
  .hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--green-d);transition:.2s var(--ease);}
  .mobile-panel{
    display:none;max-width:1200px;margin:10px auto 0;background:#fff;
    border:1px solid rgba(20,23,26,.08);border-radius:var(--r-lg);
    box-shadow:var(--sh-nav);overflow:hidden;
  }
  .mobile-panel.is-open{display:block;}
  .mobile-panel a{
    display:flex;align-items:center;min-height:48px;padding:0 20px;
    font-size:15px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);
    transition:background .2s var(--ease),color .2s var(--ease);
  }
  .mobile-panel a:hover{background:var(--paper-2);color:var(--green);}
  .mobile-panel a.is-active{color:var(--green);background:rgba(214,245,49,.18);}
  .mobile-panel .m-cta{
    border-bottom:none;background:var(--green);color:#F6F4EF;font-weight:800;
    justify-content:center;margin:12px;border-radius:var(--r-pill);min-height:48px;
  }
  .mobile-panel .m-cta:hover{background:var(--green-d);color:#F6F4EF;}

  /* ============ 面包屑 ============ */
  .crumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--ink-3);padding:32px 0 0;
  }
  .crumb a{color:var(--ink-3);border-bottom:1px solid transparent;transition:.2s var(--ease);}
  .crumb a:hover{color:var(--green-l);border-color:var(--lime);}
  .crumb .sep{color:#C4C0B6;}

  /* ============ 文章头部 ============ */
  .article-head{padding:16px 0 26px;border-bottom:1px solid var(--line);}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--green-l);
    text-transform:none;margin-bottom:14px;
  }
  .eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--lime);}
  .article-head h1{
    font-size:clamp(26px,3.6vw,40px);line-height:1.24;font-weight:900;
    letter-spacing:-.02em;color:var(--ink);max-width:940px;margin-bottom:20px;
  }
  .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 24px;font-size:13px;color:var(--ink-3);}
  .meta-item{display:inline-flex;align-items:center;gap:7px;}
  .meta-item svg{width:15px;height:15px;flex:none;stroke:var(--ink-3);}
  .meta-item b{color:var(--ink-2);font-weight:700;font-variant-numeric:tabular-nums;}

  /* ============ 主体布局 ============ */
  .layout{
    display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);
    gap:52px;padding:44px 0 0;align-items:start;
  }
  .article-body{max-width:760px;font-size:17.5px;line-height:1.9;color:#22262A;}
  .article-body p{margin:0 0 1.2em;}
  .article-body h2{
    position:relative;font-size:clamp(21px,2.4vw,26px);font-weight:900;line-height:1.4;
    letter-spacing:-.02em;color:var(--green-d);margin:2.2em 0 .8em;padding-left:16px;
  }
  .article-body h2::before{
    content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:4px;background:var(--green);
  }
  .article-body h3{font-size:20px;font-weight:800;line-height:1.5;color:var(--ink);margin:1.8em 0 .6em;}
  .article-body h4{font-size:17px;font-weight:800;color:var(--green-l);margin:1.5em 0 .5em;}
  .article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.3em;}
  .article-body li{margin-bottom:.5em;}
  .article-body ul li::marker{color:var(--green);}
  .article-body ol li::marker{color:var(--green);font-weight:700;}
  .article-body blockquote{
    margin:1.6em 0;padding:18px 22px;background:var(--paper-2);
    border-left:3px solid var(--lime);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--ink-2);
  }
  .article-body blockquote p:last-child{margin-bottom:0;}
  .article-body img{border-radius:var(--r-img);margin:1.6em 0;width:100%;height:auto;}
  .article-body a{color:var(--green-l);border-bottom:1px solid var(--lime);transition:.2s var(--ease);}
  .article-body a:hover{color:var(--green-d);}
  .article-body strong{font-weight:800;color:var(--green-d);}
  .article-body hr{border:none;border-top:1px solid var(--line);margin:2.4em 0;}
  .article-body table{
    display:block;width:100%;overflow-x:auto;border-collapse:collapse;
    margin:1.6em 0;font-size:15.5px;line-height:1.7;
  }
  .article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;}
  .article-body th{background:var(--paper-2);font-weight:800;color:var(--green-d);}
  .article-body figure{margin:1.6em 0;}
  .article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;}

  /* ============ 空态 ============ */
  .empty-state{
    max-width:600px;background:var(--card);border:1px dashed var(--line);
    border-radius:var(--r-lg);padding:56px 32px;text-align:center;box-shadow:var(--sh-1);
  }
  .empty-state svg{width:44px;height:44px;margin:0 auto 18px;stroke:var(--green-l);}
  .empty-state h3{font-size:22px;font-weight:900;color:var(--green-d);margin-bottom:10px;}
  .empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:24px;line-height:1.85;}

  /* ============ 侧栏 ============ */
  .side{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px;}
  .side-card{
    background:var(--card);border:1px solid rgba(20,23,26,.08);
    border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  }
  .side-card h3{font-size:16px;font-weight:900;color:var(--green-d);margin-bottom:6px;}
  .side-card .side-note{font-size:13px;color:var(--ink-3);margin-bottom:14px;}
  .side-links a{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    padding:13px 0;border-bottom:1px dashed var(--line);
    font-size:14.5px;color:var(--ink-2);transition:.2s var(--ease);
  }
  .side-links a:last-child{border-bottom:none;padding-bottom:0;}
  .side-links a:hover{color:var(--green);transform:translateX(3px);}
  .side-links a span.tag-mini{
    font-size:12px;font-weight:800;color:var(--green-l);
    background:rgba(214,245,49,.35);border-radius:var(--r-pill);padding:2px 10px;
  }
  .side-cta{background:var(--green);border-color:var(--green);}
  .side-cta h3{color:#F6F4EF;}
  .side-cta p{font-size:13.5px;line-height:1.8;color:rgba(246,244,239,.72);margin-bottom:16px;}
  .side-cta .tel{font-size:20px;font-weight:900;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:.02em;}

  /* ============ 文末 ============ */
  .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:40px 0 0;padding-top:28px;border-top:1px solid var(--line);}
  .tag{
    display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:var(--r-pill);
    background:var(--paper-2);font-size:13.5px;font-weight:600;color:var(--ink-2);
    transition:.2s var(--ease);
  }
  .tag:hover{background:var(--green);color:#fff;}
  .share-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:24px 0 0;font-size:13.5px;color:var(--ink-3);}
  .share-btn{
    width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
    background:var(--card);border:1px solid var(--line);color:var(--ink-2);cursor:pointer;
    transition:.2s var(--ease);
  }
  .share-btn:hover{background:var(--green);color:#fff;border-color:var(--green);transform:translateY(-2px);}
  .share-btn svg{width:17px;height:17px;}

  .pn-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:32px 0 0;}
  .pn-card{
    display:block;background:var(--card);border:1px solid rgba(20,23,26,.08);
    border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1);
    transition:.22s var(--ease);
  }
  .pn-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.25);}
  .pn-label{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--ink-3);}
  .pn-title{font-size:16px;font-weight:800;line-height:1.55;color:var(--green-d);margin-top:8px;}
  .pn-card.align-end{text-align:right;}

  .sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;}
  .sec-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;letter-spacing:-.02em;color:var(--green-d);}
  .sec-head .sec-sub{font-size:14px;color:var(--ink-3);}

  .rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .rel-card{
    display:flex;flex-direction:column;background:var(--card);
    border:1px solid rgba(20,23,26,.08);border-radius:var(--r-card);
    overflow:hidden;box-shadow:var(--sh-1);transition:.22s var(--ease);
  }
  .rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
  .rel-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--paper-2);}
  .rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
  .rel-card:hover .rel-thumb img{transform:scale(1.03);}
  .rel-body{padding:18px 20px 22px;}
  .rel-body h3{font-size:17px;font-weight:800;line-height:1.5;color:var(--green-d);margin-bottom:8px;}
  .rel-body p{font-size:13.5px;line-height:1.75;color:var(--ink-2);}
  .chip{
    display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
    background:var(--lime);color:var(--green-d);font-size:12px;font-weight:800;margin-bottom:12px;
  }

  .cta-banner{
    position:relative;overflow:hidden;background:var(--green);border-radius:var(--r-banner);
    padding:48px;margin:72px 0 0;color:#F6F4EF;
    display:grid;grid-template-columns:1.5fr auto;gap:28px;align-items:center;
  }
  .cta-banner::after{
    content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;
    background:var(--lime);opacity:.14;transform:rotate(24deg);border-radius:32px;
  }
  .cta-banner h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;letter-spacing:-.02em;line-height:1.3;margin-bottom:10px;}
  .cta-banner p{font-size:15px;line-height:1.8;color:rgba(246,244,239,.72);max-width:54ch;}
  .cta-banner .cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--green-d);color:rgba(246,244,239,.78);margin-top:96px;padding:72px 0 0;}
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
  .site-footer h4{font-size:15px;font-weight:800;color:#F6F4EF;margin:0 0 16px;}
  .footer-brand{display:flex;align-items:center;gap:9px;margin-bottom:16px;}
  .site-footer .brand-text{color:#F6F4EF;}
  .site-footer .brand-sub{color:var(--lime);}
  .site-footer .brand-mark{box-shadow:inset 0 0 0 4px var(--green-d);}
  .footer-desc{font-size:14px;line-height:1.85;margin:0 0 18px;max-width:34ch;}
  .footer-contact{display:flex;flex-direction:column;gap:8px;font-size:13.5px;color:rgba(246,244,239,.62);}
  .footer-links{display:flex;flex-direction:column;gap:11px;}
  .footer-links a{font-size:14px;color:rgba(246,244,239,.72);transition:.2s var(--ease);}
  .footer-links a:hover{color:var(--lime);}
  .footer-bottom{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
    margin-top:56px;padding:22px 0;border-top:1px solid rgba(246,244,239,.12);
    font-size:13px;color:rgba(246,244,239,.5);
  }
  .back-top{display:inline-flex;align-items:center;gap:8px;color:rgba(246,244,239,.78);transition:.2s var(--ease);}
  .back-top:hover{color:var(--lime);}

  /* ============ 响应式 ============ */
  @media(max-width:1023px){
    .nav-links,.nav-actions{display:none;}
    .hamburger{display:flex;margin-left:auto;}
    .layout{grid-template-columns:1fr;gap:36px;}
    .side{position:static;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .rel-grid{grid-template-columns:repeat(2,1fr);}
  }
  @media(max-width:767px){
    .site-header{top:8px;padding:0 12px;}
    .nav-shell{padding:8px 10px 8px 14px;gap:10px;}
    .brand-text{font-size:17px;}
    .article-head h1{font-size:26px;}
    .layout{padding-top:32px;gap:30px;}
    .article-body{font-size:16.5px;line-height:1.88;}
    .pn-grid{grid-template-columns:1fr;}
    .pn-card.align-end{text-align:left;}
    .rel-grid{grid-template-columns:1fr;}
    .cta-banner{grid-template-columns:1fr;padding:34px 24px;margin-top:56px;}
    .cta-banner .cta-actions{width:100%;}
    .cta-banner .cta-actions .btn{flex:1;}
    .footer-grid{grid-template-columns:1fr;gap:28px;}
    .site-footer{padding-top:56px;margin-top:72px;}
    .footer-bottom{margin-top:40px;}
  }
  @media(prefers-reduced-motion:reduce){
    *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
    .rel-card:hover,.pn-card:hover,.btn:hover{transform:none!important;}
  }

/* roulang page: category1 */
:root{
  --brand:#0F3A2E;
  --brand-deep:#08251D;
  --brand-light:#1C5A47;
  --accent:#D6F531;
  --hot:#E4572E;
  --bg:#F6F4EF;
  --bg-alt:#EDEAE2;
  --card:#FFFFFF;
  --ink:#14171A;
  --ink-2:#5B6360;
  --ink-3:#8C938F;
  --line:#DCD8CE;
  --r-sm:12px;
  --r-md:14px;
  --r-lg:16px;
  --r-xl:20px;
  --r-2xl:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,23,26,.06),0 8px 24px -12px rgba(20,23,26,.12);
  --sh-2:0 18px 40px -20px rgba(15,58,46,.28);
  --sh-nav:0 10px 30px -14px rgba(8,37,29,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{background-color:#F6F4EF;-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.site-body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-feature-settings:"tnum";
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--brand-light);outline-offset:3px;border-radius:8px}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container-x{padding:0 32px}}

/* ============ 悬浮胶囊导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0 6px;background:linear-gradient(180deg,rgba(246,244,239,.96),rgba(246,244,239,.55) 70%,rgba(246,244,239,0))}
.nav-shell{
  width:100%;max-width:1200px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  padding:10px 14px 10px 18px;
  border-radius:var(--r-pill);
  background:rgba(246,244,239,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(20,23,26,.08);
  box-shadow:var(--sh-nav);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:20px;height:20px;border-radius:6px;background:var(--accent);display:inline-block}
.brand-text{font-size:19px;font-weight:900;letter-spacing:-.01em;color:var(--brand)}
.brand-sub{font-size:11px;font-weight:700;color:var(--brand-light);margin-left:3px;letter-spacing:.04em}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 12px;font-size:14.5px;font-weight:500;color:var(--ink-2);
  border-radius:var(--r-pill);transition:color 200ms var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:8px;height:2px;
  background:var(--accent);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform 220ms var(--ease);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{display:flex;align-items:center;gap:8px;flex-shrink:0;margin-left:8px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:700;letter-spacing:-.01em;
  transition:background-color 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease),transform 200ms var(--ease),box-shadow 200ms var(--ease);
}
.btn-primary{background:var(--brand);color:#F6F4EF;padding:0 20px;height:44px;font-size:14.5px}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-ghost{border:1px solid rgba(15,58,46,.28);color:var(--brand);padding:0 18px;height:44px;font-size:14.5px}
.btn-ghost:hover{border-color:var(--brand);background:rgba(15,58,46,.06)}
.btn-accent{background:var(--accent);color:var(--brand-deep);padding:0 24px;height:48px;font-size:15px}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 14px 30px -16px rgba(8,37,29,.5)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-pill);border:1px solid rgba(20,23,26,.12);align-items:center;justify-content:center;margin-left:auto}
.nav-toggle svg{width:20px;height:20px}
.nav-panel{
  display:none;max-width:1200px;margin:10px auto 0;background:#fff;border-radius:var(--r-xl);
  border:1px solid var(--line);box-shadow:var(--sh-1);overflow:hidden;
}
.nav-panel.is-open{display:block}
.nav-panel a{display:flex;align-items:center;height:48px;padding:0 20px;font-size:15px;color:var(--ink);border-bottom:1px solid var(--line)}
.nav-panel a:last-child{border-bottom:none}
.nav-panel .panel-cta{margin:12px 16px 16px;height:48px;border-radius:var(--r-pill);background:var(--brand);color:#F6F4EF;display:flex;align-items:center;justify-content:center;font-weight:700;border-bottom:none}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
}

/* ============ 通用板块 ============ */
.section{padding:72px 0}
@media (min-width:1024px){.section{padding:104px 0}}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:760px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--brand-light);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--accent);display:inline-block}
.section-title{
  position:relative;font-size:30px;font-weight:900;line-height:1.2;letter-spacing:-.02em;color:var(--ink);
  padding-left:18px;
}
.section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--brand)}
@media (min-width:1024px){.section-title{font-size:34px}}
.section-note{margin-top:14px;color:var(--ink-2);font-size:15px;line-height:1.8}

/* ============ 面包屑 ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);padding-top:18px}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--line)}
.crumb .current{color:var(--ink-3)}

/* ============ 分类页 Hero ============ */
.hero{position:relative;overflow:hidden;padding:40px 0 56px;background:var(--bg)}
.hero::after{
  content:"";position:absolute;top:-110px;right:-140px;width:560px;height:460px;pointer-events:none;
  background:linear-gradient(180deg,rgba(214,245,49,.4),rgba(214,245,49,0));
  clip-path:polygon(30% 0,100% 0,100% 100%,0 66%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:36px;align-items:center}
@media (min-width:1024px){.hero-grid{grid-template-columns:6.5fr 5.5fr;gap:52px}}
.hero-title{font-size:32px;font-weight:900;line-height:1.18;letter-spacing:-.02em;color:var(--ink)}
@media (min-width:1024px){.hero-title{font-size:42px}}
.hero-sub{margin-top:18px;font-size:16.5px;line-height:1.8;color:var(--ink-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;align-items:center}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--brand);font-size:15px;border-bottom:1px solid rgba(15,58,46,.25);padding-bottom:2px}
.link-arrow svg{transition:transform 200ms var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}
.hero-stats{display:flex;flex-wrap:wrap;gap:16px 44px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line)}
.stat-num{font-size:26px;font-weight:900;color:var(--brand);letter-spacing:-.02em;line-height:1.2;font-variant-numeric:tabular-nums}
.stat-label{font-size:13.5px;color:var(--ink-3);margin-top:4px}
.hero-media{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:16/11}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:rgba(15,58,46,.1)}
.hero-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;display:inline-flex;align-items:center;gap:8px;
  background:rgba(246,244,239,.92);border-radius:var(--r-pill);padding:8px 16px;font-size:13px;font-weight:700;color:var(--brand);
}

/* ============ 筛选胶囊 ============ */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;padding:26px 0 6px}
.chip{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-2);font-weight:500;
  transition:all 200ms var(--ease);
}
.chip:hover{border-color:rgba(15,58,46,.35);color:var(--brand)}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#F6F4EF;font-weight:700}

/* ============ 赛事资讯卡片网格 ============ */
.grid-3{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.2)}
.news-card > a{display:flex;flex-direction:column;height:100%}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 300ms var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-tag{
  position:absolute;left:12px;top:12px;background:rgba(8,37,29,.86);color:var(--accent);
  font-size:12px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill);letter-spacing:.04em;
}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;gap:10px}
.news-title{font-size:18.5px;font-weight:800;line-height:1.4;letter-spacing:-.01em;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-desc{font-size:14px;line-height:1.75;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.news-arrow{margin-left:auto;color:var(--brand);font-weight:700;transition:transform 200ms var(--ease)}
.news-card:hover .news-arrow{transform:translateX(4px)}

/* ============ 排行 ============ */
.rank-wrap{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:1024px){.rank-wrap{grid-template-columns:5fr 7fr;gap:56px;align-items:start}}
.rank-list{display:flex;flex-direction:column;gap:12px}
.rank-item{
  display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:16px 20px;transition:all 220ms var(--ease);
}
.rank-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.2)}
.rank-no{font-size:26px;font-weight:900;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.03em;min-width:46px}
.rank-title{font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.5}
.rank-meta{font-size:12.5px;color:var(--ink-3);margin-top:4px;font-variant-numeric:tabular-nums}
.rank-hot{margin-left:auto;font-size:12px;font-weight:700;color:var(--hot);white-space:nowrap}

/* ============ 卖点卡 ============ */
.grid-4{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:640px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}}
.feat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease)}
.feat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.feat-no{font-size:13px;font-weight:900;color:var(--brand-light);letter-spacing:.16em;font-variant-numeric:tabular-nums}
.feat-title{font-size:19px;font-weight:800;margin-top:12px;letter-spacing:-.01em;color:var(--ink)}
.feat-desc{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--ink-2)}
.feat-line{height:3px;width:38px;background:var(--accent);border-radius:2px;margin-top:16px}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:border-color 200ms var(--ease)}
.faq-item:hover{border-color:rgba(15,58,46,.32)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";margin-left:auto;width:10px;height:10px;flex-shrink:0;
  border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(45deg);transition:transform 220ms var(--ease);
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-answer{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand);border-radius:var(--r-2xl);
  padding:44px 28px;color:#F6F4EF;
}
@media (min-width:1024px){.cta-band{padding:56px 56px}}
.cta-band::before{
  content:"";position:absolute;top:-60px;right:-40px;width:280px;height:220px;
  background:rgba(214,245,49,.16);clip-path:polygon(40% 0,100% 0,100% 100%,0 70%);
}
.cta-inner{position:relative;display:flex;flex-direction:column;gap:24px;align-items:flex-start}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between}}
.cta-title{font-size:26px;font-weight:900;line-height:1.25;letter-spacing:-.02em}
@media (min-width:1024px){.cta-title{font-size:32px}}
.cta-text{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(246,244,239,.78);max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 分页 ============ */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:44px;flex-wrap:wrap}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 14px;
  border-radius:var(--r-sm);background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-2);
  font-variant-numeric:tabular-nums;transition:all 200ms var(--ease);
}
.pager a:hover{border-color:var(--brand);color:var(--brand)}
.pager .is-current{background:var(--brand);border-color:var(--brand);color:#F6F4EF;font-weight:700}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:#EDEAE2;padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px}}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .brand-text{color:#F6F4EF;font-size:20px;font-weight:900;letter-spacing:-.01em}
.footer-brand .brand-sub{color:var(--accent);font-size:11px;font-weight:700;margin-left:3px}
.footer-desc{margin-top:16px;font-size:14.5px;line-height:1.85;color:rgba(237,234,226,.72);max-width:360px}
.footer-contact{display:flex;flex-direction:column;gap:8px;margin-top:18px;font-size:13.5px;color:rgba(237,234,226,.72)}
.site-footer h4{font-size:15px;font-weight:800;color:#F6F4EF;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14px;color:rgba(237,234,226,.72);transition:color 200ms var(--ease)}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(237,234,226,.14);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(237,234,226,.6);
}
.back-top{display:inline-flex;align-items:center;gap:8px;color:rgba(237,234,226,.75);font-size:13px}
.back-top:hover{color:var(--accent)}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category2 */
:root{
  --brand:#0F3A2E;
  --brand-deep:#08251D;
  --brand-light:#1C5A47;
  --lime:#D6F531;
  --flame:#E4572E;
  --bg:#F6F4EF;
  --bg-alt:#EDEAE2;
  --card:#FFFFFF;
  --ink:#14171A;
  --ink-2:#5B6360;
  --ink-3:#8C938F;
  --line:#DCD8CE;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,23,26,.06), 0 8px 24px -12px rgba(20,23,26,.12);
  --sh-2:0 18px 40px -20px rgba(15,58,46,.28);
  --sh-3:0 10px 30px -14px rgba(8,37,29,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
  --dur:200ms;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html body.page{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(28,90,71,.45);outline-offset:2px;border-radius:6px;}

.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){ .container-x{padding:0 32px;} }

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0 6px;}
.nav-shell{
  display:flex;align-items:center;gap:14px;
  max-width:1200px;margin:0 auto;
  padding:8px 12px 8px 16px;
  border-radius:var(--r-pill);
  background:rgba(246,244,239,.82);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(20,23,26,.08);
  box-shadow:var(--sh-3);
}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px;flex:0 0 auto;}
.brand-mark{width:20px;height:20px;border-radius:6px;background:var(--lime);box-shadow:inset 0 0 0 1px rgba(8,37,29,.18);flex:0 0 auto;}
.brand-text{font-size:18px;font-weight:900;letter-spacing:-.01em;color:var(--brand);}
.brand-sub{font-size:11px;font-weight:700;color:var(--brand-light);margin-left:3px;letter-spacing:.06em;vertical-align:super;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:44px;
  padding:8px 12px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--ink-2);
  transition:color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:6px;width:0;height:2px;border-radius:2px;
  background:var(--lime);transform:translateX(-50%);
  transition:width var(--dur) var(--ease);
}
.nav-link:hover{color:var(--brand);background:rgba(28,90,71,.07);}
.nav-link:hover::after{width:22px;}
.nav-link.is-active{color:var(--brand);font-weight:700;}
.nav-link.is-active::after{width:22px;}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border:0;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:0;cursor:pointer;
  transition:transform var(--dur) var(--ease),background-color var(--dur) var(--ease),
             box-shadow var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.btn-primary{background:var(--brand);color:#F8F6F1;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-lime{background:var(--lime);color:var(--brand-deep);box-shadow:0 10px 26px -16px rgba(214,245,49,.9);}
.btn-lime:hover{background:#E4FA5C;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--brand);border:1px solid rgba(15,58,46,.28);}
.btn-ghost:hover{border-color:var(--brand);background:rgba(15,58,46,.06);}
.btn-sm{min-height:36px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;min-height:48px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand);
  border-bottom:2px solid transparent;transition:border-color var(--dur) var(--ease),gap var(--dur) var(--ease);
}
.link-arrow:hover{border-color:var(--lime);gap:10px;}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid rgba(20,23,26,.12);border-radius:14px;background:#fff;cursor:pointer;
}
.mobile-panel{display:none;margin:10px auto 0;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-3);overflow:hidden;}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 20px;font-size:15px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-panel a:last-of-type{border-bottom:0;}
.mobile-panel a.is-active{color:var(--brand);background:rgba(214,245,49,.16);}
.mobile-cta{padding:14px 20px 20px;}
@media (max-width:900px){
  .nav-links,.nav-actions{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
}
@media (min-width:901px){
  .mobile-panel{display:none !important;}
}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0;}
@media (min-width:768px){ .section{padding:76px 0;} }
@media (min-width:1024px){ .section{padding:96px 0;} }
.section-alt{background:var(--bg-alt);}
.sec-head{border-left:2px solid var(--brand);padding-left:18px;margin-bottom:26px;}
.sec-kicker{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.14em;
  color:var(--brand-deep);margin-bottom:8px;
  background:linear-gradient(transparent 58%, rgba(214,245,49,.75) 58%);
  padding:0 2px;
}
.sec-title{font-size:28px;line-height:1.22;font-weight:900;letter-spacing:-.02em;color:var(--ink);}
@media (min-width:768px){ .sec-title{font-size:34px;} }
.sec-sub{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:62ch;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(15,58,46,.08);color:var(--brand);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:36px 0 8px;}
.hero::before{
  content:"";position:absolute;right:-90px;top:-40px;width:340px;height:340px;
  background:linear-gradient(135deg, rgba(214,245,49,.55), rgba(214,245,49,0));
  transform:rotate(24deg);border-radius:64px;pointer-events:none;
}
.hero-grid{display:grid;gap:32px;align-items:center;}
@media (min-width:1024px){ .hero-grid{grid-template-columns:1.12fr 1fr;gap:48px;} }
.hero h1{
  font-size:30px;line-height:1.18;font-weight:900;letter-spacing:-.02em;margin:16px 0 14px;
}
@media (min-width:768px){ .hero h1{font-size:38px;} }
@media (min-width:1024px){ .hero h1{font-size:46px;max-width:14ch;} }
.hero-lead{font-size:16px;color:var(--ink-2);max-width:44ch;}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:26px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 24px;
  margin-top:34px;padding-top:26px;border-top:1px solid var(--line);
}
@media (min-width:768px){ .hero-stats{grid-template-columns:repeat(4,minmax(0,1fr));} }
.hero-stats strong{display:block;font-size:26px;font-weight:900;color:var(--brand);letter-spacing:-.02em;line-height:1.1;}
.hero-stats span{display:block;font-size:13px;color:var(--ink-3);margin-top:4px;}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.hero-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform var(--dur) var(--ease);}
.hero-visual:hover img{transform:scale(1.03);}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,58,46,.10),rgba(8,37,29,.34));}
.hero-badge{
  position:absolute;left:16px;bottom:16px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:rgba(246,244,239,.92);color:var(--brand);
  font-size:13px;font-weight:700;box-shadow:var(--sh-1);
}

/* ---------- 优势卡 ---------- */
.adv-grid{display:grid;gap:20px;}
@media (min-width:640px){ .adv-grid{grid-template-columns:repeat(2,minmax(0,1fr));} }
@media (min-width:1024px){ .adv-grid{grid-template-columns:repeat(4,minmax(0,1fr));} }
.adv-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.adv-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.3);}
.adv-num{font-size:32px;font-weight:900;color:var(--brand);letter-spacing:-.03em;line-height:1;}
.adv-card h3{font-size:18px;font-weight:800;margin:14px 0 8px;}
.adv-card p{font-size:14px;color:var(--ink-2);}

/* ---------- 场地卡 ---------- */
.venue-list{display:grid;gap:24px;}
.venue-card{
  display:grid;gap:0;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.venue-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.28);}
@media (min-width:900px){ .venue-card{grid-template-columns:340px 1fr;} }
.venue-media{position:relative;min-height:220px;}
.venue-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--dur) var(--ease);}
.venue-card:hover .venue-media img{transform:scale(1.03);}
.venue-badge{
  position:absolute;top:14px;left:14px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(8,37,29,.82);color:#F4F2EC;font-size:12px;font-weight:700;letter-spacing:.04em;
}
.venue-body{padding:24px;}
@media (min-width:768px){ .venue-body{padding:28px 30px;} }
.venue-body h3{font-size:20px;font-weight:800;letter-spacing:-.01em;}
.venue-desc{font-size:14px;color:var(--ink-2);margin-top:8px;}
.venue-specs{display:grid;gap:12px 24px;margin:20px 0 22px;}
@media (min-width:640px){ .venue-specs{grid-template-columns:repeat(2,minmax(0,1fr));} }
.venue-specs>div{display:flex;gap:10px;align-items:baseline;border-bottom:1px dashed var(--line);padding-bottom:8px;}
.venue-specs dt{flex:0 0 66px;font-size:13px;color:var(--ink-3);}
.venue-specs dd{font-size:14.5px;font-weight:600;color:var(--ink);}
.venue-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;}
.venue-price{display:flex;align-items:baseline;gap:6px;color:var(--flame);}
.venue-price .cur{font-size:15px;font-weight:800;}
.venue-price strong{font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1;}
.venue-price .unit{font-size:13px;color:var(--ink-3);font-weight:600;}

/* ---------- 价格表 ---------- */
.table-wrap{
  overflow-x:auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);-webkit-overflow-scrolling:touch;
}
.price-table{width:100%;min-width:680px;border-collapse:collapse;}
.price-table th,.price-table td{padding:16px 20px;text-align:left;font-size:14.5px;}
.price-table thead th{
  background:var(--bg-alt);font-size:13px;font-weight:800;color:var(--brand-deep);
  letter-spacing:.06em;border-bottom:1px solid var(--line);white-space:nowrap;
}
.price-table tbody tr{border-bottom:1px solid var(--line);}
.price-table tbody tr:last-child{border-bottom:0;}
.price-table tbody tr:hover{background:rgba(214,245,49,.12);}
.price-table td strong{color:var(--flame);font-weight:900;font-size:17px;}
.pill{
  display:inline-block;padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;background:rgba(15,58,46,.08);color:var(--brand);
}
.pill-lime{background:rgba(214,245,49,.55);color:var(--brand-deep);}

/* ---------- 流程 ---------- */
.steps{display:grid;gap:18px;counter-reset:step;}
@media (min-width:640px){ .steps{grid-template-columns:repeat(2,minmax(0,1fr));} }
@media (min-width:1024px){ .steps{grid-template-columns:repeat(4,minmax(0,1fr));} }
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 22px 22px;box-shadow:var(--sh-1);
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:block;font-size:26px;font-weight:900;color:var(--brand);letter-spacing:-.03em;line-height:1;
}
.step h3{font-size:17px;font-weight:800;margin:14px 0 8px;}
.step p{font-size:14px;color:var(--ink-2);}

/* ---------- 包场说明 ---------- */
.split{display:grid;gap:28px;align-items:center;}
@media (min-width:1024px){ .split{grid-template-columns:1fr 1fr;gap:52px;} }
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink-2);}
.check-list li:last-child{border-bottom:0;}
.check-list svg{flex:0 0 auto;margin-top:4px;color:var(--brand);}
.media-frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.faq-item:hover{border-color:rgba(15,58,46,.32);box-shadow:var(--sh-1);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:17px;font-weight:600;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary svg{flex:0 0 auto;color:var(--brand);transition:transform var(--dur) var(--ease);}
.faq-item[open] summary svg{transform:rotate(180deg);}
.faq-item .faq-body{padding:0 22px 22px;font-size:15px;color:var(--ink-2);line-height:1.8;}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--brand);color:#F4F2EC;padding:40px 28px;
  box-shadow:var(--sh-2);
}
@media (min-width:768px){ .cta-band{padding:52px 48px;} }
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:260px;height:260px;
  background:linear-gradient(135deg, rgba(214,245,49,.85), rgba(214,245,49,.06));
  transform:rotate(30deg);border-radius:48px;opacity:.5;
}
.cta-inner{position:relative;z-index:1;display:grid;gap:22px;align-items:center;}
@media (min-width:1024px){ .cta-inner{grid-template-columns:1.6fr auto;gap:36px;} }
.cta-band h2{font-size:26px;font-weight:900;letter-spacing:-.02em;line-height:1.25;}
@media (min-width:768px){ .cta-band h2{font-size:32px;} }
.cta-band p{margin-top:12px;font-size:15px;color:rgba(244,242,236,.78);max-width:56ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:#EFEDE7;margin-top:24px;padding:64px 0 28px;}
.footer-grid{display:grid;gap:36px;}
@media (min-width:768px){ .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));} }
@media (min-width:1024px){ .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;} }
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--lime);}
.footer-brand .brand-text{color:#F6F4EF;font-size:18px;font-weight:900;letter-spacing:-.01em;}
.footer-brand .brand-sub{color:var(--lime);}
.footer-desc{font-size:14px;color:rgba(239,237,231,.7);max-width:34ch;}
.footer-contact{display:grid;gap:6px;margin-top:18px;font-size:13.5px;color:rgba(239,237,231,.66);}
.site-footer h4{font-size:14px;font-weight:800;letter-spacing:.08em;color:#F6F4EF;margin-bottom:16px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:rgba(239,237,231,.72);transition:color var(--dur) var(--ease);}
.footer-links a:hover{color:var(--lime);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(246,244,239,.14);
  font-size:13px;color:rgba(239,237,231,.6);
}
.back-top{display:inline-flex;align-items:center;gap:6px;color:rgba(239,237,231,.78);transition:color var(--dur) var(--ease);}
.back-top:hover{color:var(--lime);}

/* ---------- 动画 ---------- */
.reveal{opacity:0;transform:translateY(12px);animation:rise .6s var(--ease) forwards;}
.reveal:nth-child(2){animation-delay:.06s;}
.reveal:nth-child(3){animation-delay:.12s;}
.reveal:nth-child(4){animation-delay:.18s;}
@keyframes rise{to{opacity:1;transform:none;}}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category3 */
:root{
  --ink:#14171A; --muted:#5B6360; --meta:#8C938F; --line:#DCD8CE;
  --paper:#F6F4EF; --paper-2:#EDEAE2; --card:#FFFFFF;
  --brand:#0F3A2E; --brand-dark:#08251D; --brand-light:#1C5A47;
  --lime:#D6F531; --flame:#E4572E;
  --r-sm:12px; --r-img:14px; --r-card:16px; --r-lg:20px; --r-xl:24px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,23,26,.06), 0 8px 24px -12px rgba(20,23,26,.12);
  --sh-2:0 18px 40px -20px rgba(15,58,46,.28);
  --sh-3:0 10px 30px -14px rgba(8,37,29,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
  --t:200ms cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  background:var(--paper); color:var(--ink); line-height:1.75; font-size:16px;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
button,input,select,textarea{font:inherit; color:inherit}
ul,ol{margin:0; padding:0; list-style:none}
h1,h2,h3,h4{margin:0; letter-spacing:-.02em; line-height:1.25; font-weight:800}
p{margin:0}
:focus-visible{outline:2px solid var(--brand-light); outline-offset:2px; border-radius:6px}
.container-x{width:100%; max-width:1240px; margin:0 auto; padding:0 32px}

/* ---------- header / nav ---------- */
.site-header{position:sticky; top:0; z-index:60; padding:14px 32px}
.nav-shell{
  display:flex; align-items:center; gap:18px; max-width:1240px; margin:0 auto;
  padding:10px 14px 10px 18px; background:rgba(246,244,239,.82);
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(20,23,26,.08); border-radius:var(--r-pill); box-shadow:var(--sh-3);
}
.brand{display:inline-flex; align-items:center; gap:10px; flex:none}
.brand-mark{width:20px; height:20px; border-radius:6px; background:var(--lime); flex:none}
.brand-text{font-weight:900; font-size:18px; letter-spacing:-.01em; color:var(--brand-dark); white-space:nowrap}
.brand-sub{font-size:12px; font-weight:600; color:var(--brand-light); margin-left:2px; letter-spacing:0}
.nav-links{display:flex; align-items:center; gap:4px; margin-left:auto}
.nav-link{
  position:relative; display:inline-flex; align-items:center; min-height:40px; padding:8px 12px;
  font-size:14.5px; font-weight:500; color:#414A46; border-radius:var(--r-pill); transition:color var(--t);
}
.nav-link::after{
  content:""; position:absolute; left:12px; right:12px; bottom:3px; height:2px; border-radius:2px;
  background:var(--lime); transform:scaleX(0); transform-origin:left; transition:transform var(--t);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand); font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex; align-items:center; gap:8px; flex:none}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  min-height:44px; padding:11px 20px; border-radius:var(--r-pill); border:1px solid transparent;
  font-size:14.5px; font-weight:600; cursor:pointer; white-space:nowrap;
  transition:transform var(--t), background-color var(--t), color var(--t), border-color var(--t), box-shadow var(--t);
}
.btn-primary{background:var(--brand); color:#F6F4EF}
.btn-primary:hover{background:var(--brand-dark); transform:translateY(-1px); box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent; border-color:rgba(20,23,26,.16); color:var(--brand)}
.btn-ghost:hover{border-color:var(--brand); background:#fff}
.btn-lime{background:var(--lime); color:var(--brand-dark); font-weight:700}
.btn-lime:hover{transform:translateY(-1px); box-shadow:0 14px 30px -16px rgba(8,37,29,.5)}
.btn-sm{min-height:40px; padding:8px 16px; font-size:14px}
.nav-toggle{
  display:none; width:44px; height:44px; border-radius:14px; border:1px solid rgba(20,23,26,.12);
  background:#fff; margin-left:auto; align-items:center; justify-content:center; flex-direction:column; gap:4px; cursor:pointer;
}
.nav-toggle span{display:block; width:18px; height:2px; background:var(--brand); border-radius:2px}
.mobile-panel{
  display:none; max-width:1240px; margin:10px auto 0; background:#fff; border:1px solid rgba(20,23,26,.08);
  border-radius:var(--r-lg); box-shadow:var(--sh-1); overflow:hidden;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:flex; align-items:center; min-height:48px; padding:0 20px; font-size:15px;
  border-bottom:1px solid var(--line); color:#414A46;
}
.mobile-panel a.is-active{color:var(--brand); font-weight:700; box-shadow:inset 3px 0 0 var(--lime)}
.mobile-cta{display:grid; gap:10px; padding:14px 20px 18px}
.mobile-cta .btn{width:100%; min-height:48px}

/* ---------- 面包屑 / 通用板块 ---------- */
.crumb{font-size:13px; color:var(--meta); padding-top:26px; display:flex; gap:8px; flex-wrap:wrap}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--line)}
.crumb .now{color:var(--meta)}
.section{padding:88px 0}
.section-alt{background:var(--paper-2)}
.section-tight{padding-top:0}
.section-head{max-width:760px; margin-bottom:40px; position:relative; padding-left:20px}
.section-head::before{
  content:""; position:absolute; left:0; top:8px; bottom:8px; width:3px; border-radius:2px; background:var(--brand);
}
.eyebrow{
  display:inline-block; font-size:12px; font-weight:700; letter-spacing:.12em; color:var(--brand-light);
  background:rgba(214,245,49,.6); padding:4px 11px; border-radius:var(--r-pill); margin-bottom:12px;
}
.section-title{font-size:clamp(24px,3vw,34px); font-weight:900}
.section-desc{color:var(--muted); font-size:16px; margin-top:14px}

/* ---------- hero ---------- */
.hero{position:relative; overflow:hidden; padding:34px 0 76px}
.hero::before{
  content:""; position:absolute; top:-60px; right:-90px; width:430px; height:430px;
  background:rgba(214,245,49,.16); border-radius:48px; transform:rotate(12deg); z-index:0;
}
.hero-grid{position:relative; z-index:1; display:grid; grid-template-columns:6.5fr 5.5fr; gap:52px; align-items:center}
.hero-title{font-size:clamp(29px,4vw,48px); font-weight:900; letter-spacing:-.025em; line-height:1.18; margin-top:16px}
.hero-title em{font-style:normal; box-shadow:inset 0 -12px 0 rgba(214,245,49,.55)}
.hero-sub{font-size:17px; color:var(--muted); margin-top:20px; max-width:560px}
.hero-cta{display:flex; align-items:center; gap:16px; flex-wrap:wrap; margin-top:30px}
.link-arrow{display:inline-flex; align-items:center; gap:6px; font-size:15px; font-weight:600; color:var(--brand)}
.link-arrow svg{transition:transform var(--t)}
.link-arrow:hover svg{transform:translateX(4px)}
.hero-stats{display:flex; flex-wrap:wrap; gap:38px; margin-top:44px; padding-top:26px; border-top:1px solid var(--line)}
.stat-num{font-size:26px; font-weight:900; color:var(--brand); font-variant-numeric:tabular-nums; letter-spacing:-.02em}
.stat-label{font-size:14px; color:var(--meta); margin-top:2px}
.hero-figure{position:relative; border-radius:var(--r-lg); overflow:hidden; box-shadow:var(--sh-2)}
.hero-figure img{width:100%; aspect-ratio:4/3.2; object-fit:cover}
.hero-figure::after{content:""; position:absolute; inset:0; background:rgba(15,58,46,.10)}
.hero-tag{
  position:absolute; left:18px; bottom:18px; z-index:2; background:rgba(8,37,29,.86); color:#F6F4EF;
  font-size:13px; font-weight:600; padding:8px 14px; border-radius:var(--r-pill);
}

/* ---------- 筛选胶囊 ---------- */
.chip-row{display:flex; flex-wrap:wrap; gap:10px; margin-bottom:34px}
.chip{
  display:inline-flex; align-items:center; min-height:40px; padding:8px 16px; border-radius:var(--r-pill);
  border:1px solid var(--line); background:#fff; font-size:14px; color:var(--muted);
  transition:color var(--t), border-color var(--t), background-color var(--t);
}
.chip:hover{border-color:var(--brand); color:var(--brand)}
.chip.is-on{background:var(--brand); border-color:var(--brand); color:#F6F4EF; font-weight:600}

/* ---------- 课程卡 ---------- */
.course-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
.course-card{
  display:flex; flex-direction:column; background:#fff; border:1px solid var(--line);
  border-radius:var(--r-card); overflow:hidden; box-shadow:var(--sh-1);
  transition:transform var(--t), box-shadow var(--t), border-color var(--t);
}
.course-card:hover{transform:translateY(-2px); box-shadow:var(--sh-2); border-color:rgba(15,58,46,.24)}
.course-media{position:relative; overflow:hidden}
.course-media img{width:100%; aspect-ratio:16/10; object-fit:cover; transition:transform 240ms var(--ease)}
.course-card:hover .course-media img{transform:scale(1.03)}
.badge{
  position:absolute; top:12px; left:12px; font-size:12px; font-weight:700; padding:5px 11px;
  border-radius:var(--r-pill); background:rgba(8,37,29,.86); color:#F6F4EF;
}
.badge-lime{background:var(--lime); color:var(--brand-dark)}
.course-body{padding:22px 22px 24px; display:flex; flex-direction:column; flex:1}
.course-body h3{font-size:19px; font-weight:800; line-height:1.35}
.course-desc{font-size:14px; color:var(--meta); margin-top:8px; line-height:1.7}
.param-list{display:grid; gap:8px; margin:18px 0}
.param-list li{
  display:flex; justify-content:space-between; gap:12px; font-size:14px; color:var(--muted);
  padding-bottom:8px; border-bottom:1px dashed var(--line);
}
.param-list strong{color:var(--ink); font-weight:600}
.course-foot{
  margin-top:auto; display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding-top:16px; border-top:1px solid var(--line);
}
.price{font-size:22px; font-weight:900; color:var(--flame); font-variant-numeric:tabular-nums; letter-spacing:-.01em}
.price-cur{font-size:14px; font-weight:700}
.price-unit{font-size:12px; color:var(--meta); font-weight:500; margin-left:3px}
.price-was{font-size:12px; color:var(--meta); text-decoration:line-through; margin-left:6px}

/* ---------- 阶梯 ---------- */
.ladder{display:grid; grid-template-columns:repeat(4,1fr); gap:20px; align-items:end}
.ladder-item{
  position:relative; background:#fff; border:1px solid var(--line); border-radius:var(--r-lg);
  padding:26px 24px; box-shadow:var(--sh-1); transition:transform var(--t), box-shadow var(--t);
}
.ladder-item:hover{transform:translateY(-2px); box-shadow:var(--sh-2)}
.ladder-item:nth-child(1){min-height:224px}
.ladder-item:nth-child(2){min-height:254px}
.ladder-item:nth-child(3){min-height:292px; border-color:var(--lime); background:linear-gradient(180deg,#fff 40%, rgba(15,58,46,.05))}
.ladder-item:nth-child(4){min-height:326px; background:var(--brand); border-color:var(--brand)}
.ladder-num{display:block; font-size:46px; font-weight:900; line-height:1; color:rgba(15,58,46,.14); letter-spacing:-.04em}
.ladder-item h3{font-size:19px; font-weight:800; margin-top:14px}
.ladder-desc{font-size:14px; color:var(--muted); line-height:1.7; margin-top:8px}
.ladder-price{font-size:26px; font-weight:900; color:var(--flame); font-variant-numeric:tabular-nums; margin-top:16px}
.ladder-note{font-size:12px; color:var(--meta); margin-top:6px}
.ladder-item:nth-child(4) .ladder-num{color:rgba(246,244,239,.24)}
.ladder-item:nth-child(4) h3{color:#F6F4EF}
.ladder-item:nth-child(4) .ladder-desc{color:rgba(246,244,239,.78)}
.ladder-item:nth-child(4) .ladder-price{color:var(--lime)}
.ladder-item:nth-child(4) .ladder-note{color:rgba(246,244,239,.6)}
.flag{
  position:absolute; top:-12px; right:20px; background:var(--lime); color:var(--brand-dark);
  font-size:12px; font-weight:800; padding:6px 12px; border-radius:var(--r-pill); box-shadow:var(--sh-1);
}

/* ---------- 步骤 ---------- */
.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:22px}
.step{padding-top:20px; border-top:2px solid var(--line)}
.step-num{
  display:inline-flex; align-items:center; justify-content:center; width:34px; height:34px; border-radius:50%;
  background:var(--brand); color:#F6F4EF; font-weight:800; font-size:15px; font-variant-numeric:tabular-nums; margin-bottom:14px;
}
.step h3{font-size:17px; font-weight:800; margin-bottom:8px}
.step p{font-size:14.5px; color:var(--muted); line-height:1.75}

/* ---------- 保障卡 ---------- */
.proof-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
.proof-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--r-card); padding:28px;
  box-shadow:var(--sh-1); transition:transform var(--t), box-shadow var(--t);
}
.proof-card:hover{transform:translateY(-2px); box-shadow:var(--sh-2)}
.proof-icon{
  width:44px; height:44px; border-radius:14px; background:rgba(214,245,49,.5);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px; color:var(--brand);
}
.proof-card h3{font-size:18px; font-weight:800; margin-bottom:10px}
.proof-card p{font-size:14.5px; color:var(--muted); line-height:1.8}
.quote{
  margin-top:28px; background:#fff; border-left:4px solid var(--brand); border-radius:0 var(--r-card) var(--r-card) 0;
  padding:26px 30px; box-shadow:var(--sh-1);
}
.quote p{font-size:16px; line-height:1.85; color:#2C3330}
.quote footer{margin-top:12px; font-size:13px; color:var(--meta)}

/* ---------- FAQ ---------- */
.faq-list{display:grid; gap:12px; max-width:940px}
.faq-item{
  background:#fff; border:1px solid var(--line); border-radius:var(--r-card); overflow:hidden;
  transition:border-color var(--t);
}
.faq-item:hover{border-color:rgba(15,58,46,.35)}
.faq-item summary{
  display:flex; align-items:center; justify-content:space-between; gap:16px; cursor:pointer;
  list-style:none; padding:20px 24px; font-size:17px; font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:""; flex:none; width:9px; height:9px; border-right:2px solid var(--brand); border-bottom:2px solid var(--brand);
  transform:rotate(45deg); transition:transform var(--t);
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-body{padding:0 24px 22px; font-size:15px; color:var(--muted); line-height:1.85}

/* ---------- 表单 ---------- */
.consult-grid{display:grid; grid-template-columns:4fr 8fr; gap:44px; align-items:start}
.consult-points{display:grid; gap:14px; margin-top:24px}
.consult-points li{display:flex; gap:10px; font-size:15px; color:var(--muted)}
.consult-points li::before{
  content:""; flex:none; width:8px; height:8px; border-radius:50%; background:var(--brand); margin-top:9px;
}
.consult-line{margin-top:24px; font-size:14px; color:var(--meta); display:grid; gap:6px}
.form-card{background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:32px; box-shadow:var(--sh-1)}
.field{margin-bottom:18px}
.field label{display:block; font-size:14px; font-weight:600; margin-bottom:8px}
.field input[type=text], .field input[type=tel], .field input[type=number], .field textarea{
  width:100%; background:#FBFAF7; border:1px solid var(--line); border-radius:var(--r-sm);
  padding:12px 14px; font-size:15px; transition:border-color var(--t), box-shadow var(--t), background-color var(--t);
}
.field input:focus, .field textarea:focus{
  outline:none; border-color:var(--brand); background:#fff; box-shadow:0 0 0 3px rgba(15,58,46,.12);
}
.field-row{display:grid; grid-template-columns:1fr 1fr; gap:18px}
.pill-group{display:flex; flex-wrap:wrap; gap:10px}
.pill{position:relative; display:inline-flex}
.pill input{position:absolute; inset:0; opacity:0; cursor:pointer}
.pill span{
  display:inline-flex; align-items:center; min-height:40px; padding:8px 16px; border-radius:var(--r-pill);
  border:1px solid var(--line); font-size:14px; color:var(--muted); cursor:pointer;
  transition:color var(--t), border-color var(--t), background-color var(--t);
}
.pill input:checked + span{background:var(--brand); border-color:var(--brand); color:#F6F4EF; font-weight:600}
.pill input:focus-visible + span{outline:2px solid var(--brand-light); outline-offset:2px}
.check{display:flex; gap:10px; align-items:flex-start; font-size:13.5px; color:var(--muted); margin-bottom:20px}
.check input{margin-top:4px; accent-color:var(--brand); width:16px; height:16px}
.form-tip{font-size:13px; color:var(--meta); margin-top:14px}

/* ---------- CTA 横幅 ---------- */
.cta-banner{
  position:relative; overflow:hidden; background:var(--brand); border-radius:var(--r-xl);
  padding:48px; display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap;
}
.cta-banner::after{
  content:""; position:absolute; right:-70px; top:-70px; width:290px; height:290px;
  background:rgba(214,245,49,.18); border-radius:44px; transform:rotate(20deg);
}
.cta-banner h2{color:#F6F4EF; font-size:clamp(22px,3vw,30px); font-weight:900; position:relative; z-index:1}
.cta-banner p{color:rgba(246,244,239,.8); font-size:15px; margin-top:10px; position:relative; z-index:1}
.cta-banner .btn{position:relative; z-index:1}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-dark); color:#EFEDE6; padding:72px 0 0; margin-top:96px}
.footer-grid{display:grid; grid-template-columns:1.7fr 1fr 1fr 1fr; gap:40px; padding-bottom:48px}
.footer-brand{display:flex; align-items:center; gap:10px; margin-bottom:16px}
.footer-brand .brand-text{color:#F6F4EF; font-size:18px}
.footer-brand .brand-sub{color:var(--lime)}
.footer-desc{font-size:14px; color:rgba(239,237,230,.72); line-height:1.8; max-width:350px}
.footer-contact{display:grid; gap:6px; margin-top:18px; font-size:13.5px; color:rgba(239,237,230,.66)}
.site-footer h4{font-size:15px; font-weight:700; color:#F6F4EF; margin-bottom:16px}
.footer-links{display:grid; gap:10px}
.footer-links a{font-size:14px; color:rgba(239,237,230,.72); transition:color var(--t)}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(246,244,239,.14); padding:20px 0 28px; display:flex; flex-wrap:wrap;
  align-items:center; justify-content:space-between; gap:16px; font-size:13px; color:rgba(239,237,230,.6);
}
.back-top{display:inline-flex; align-items:center; gap:6px; color:rgba(239,237,230,.8)}
.back-top:hover{color:var(--lime)}

/* ---------- 动效 ---------- */
.reveal{animation:rise .6s var(--ease) both}
.delay-1{animation-delay:.06s}
.delay-2{animation-delay:.12s}
.delay-3{animation-delay:.18s}
@keyframes rise{from{opacity:0; transform:translateY(12px)} to{opacity:1; transform:none}}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important; transition:none !important; scroll-behavior:auto !important}
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .site-header{padding:12px 20px}
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr; gap:36px}
  .hero{padding:24px 0 60px}
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .proof-grid{grid-template-columns:1fr 1fr}
  .consult-grid{grid-template-columns:1fr; gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr; gap:34px}
  .ladder{grid-template-columns:1fr; gap:16px; align-items:stretch; position:relative; padding-left:34px}
  .ladder::before{content:""; position:absolute; left:11px; top:10px; bottom:10px; width:2px; background:var(--line)}
  .ladder-item{min-height:0 !important}
  .ladder-item::before{
    content:""; position:absolute; left:-29px; top:30px; width:12px; height:12px; border-radius:50%;
    background:var(--brand); box-shadow:0 0 0 3px var(--paper);
  }
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .container-x{padding:0 20px}
  .section{padding:60px 0}
  .hero-stats{gap:26px}
  .stat-num{font-size:23px}
  .proof-grid{grid-template-columns:1fr}
  .course-foot{flex-wrap:wrap}
  .cta-banner{padding:32px; border-radius:var(--r-lg)}
  .form-card{padding:24px}
}
@media (max-width:560px){
  .course-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .nav-shell .btn{width:auto}
  .hero-cta{flex-direction:column; align-items:stretch}
  .hero-cta .link-arrow{justify-content:center}
}

/* roulang page: category4 */
:root{
  --brand:#0F3A2E;
  --brand-deep:#08251D;
  --brand-light:#1C5A47;
  --lime:#D6F531;
  --orange:#E4572E;
  --bg:#F6F4EF;
  --bg-alt:#EDEAE2;
  --card:#FFFFFF;
  --ink:#14171A;
  --ink-2:#5B6360;
  --ink-3:#8C938F;
  --line:#DCD8CE;
  --r-sm:12px;
  --r-img:14px;
  --r-card:16px;
  --r-card-lg:20px;
  --r-banner:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,23,26,.06),0 8px 24px -12px rgba(20,23,26,.12);
  --sh-2:0 18px 40px -20px rgba(15,58,46,.28);
  --sh-nav:0 10px 30px -14px rgba(8,37,29,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-light);outline-offset:2px}

.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container-x{padding:0 32px}}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0}
.nav-shell{
  display:flex;align-items:center;gap:16px;
  max-width:1200px;margin:0 auto;padding:10px 14px;
  background:rgba(246,244,239,.82);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(20,23,26,.08);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-nav);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;min-height:44px}
.brand-mark{width:20px;height:20px;border-radius:6px;background:var(--lime);flex:0 0 auto}
.brand-text{font-size:19px;font-weight:900;letter-spacing:-.01em;color:var(--brand-deep);line-height:1}
.brand-sub{font-size:12px;font-weight:700;color:var(--brand-light);margin-left:4px;letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 12px;
  font-size:14.5px;font-weight:500;color:var(--ink-2);border-radius:var(--r-pill);
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:6px;width:0;height:2px;border-radius:2px;
  background:var(--lime);transform:translateX(-50%);transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{width:18px}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{width:18px}
.nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid rgba(20,23,26,.14);border-radius:var(--r-pill);
  background:#fff;align-items:center;justify-content:center;color:var(--brand);
}
.mobile-panel{display:none}
.mobile-panel.is-open{
  display:block;margin-top:10px;background:#fff;border:1px solid rgba(20,23,26,.08);
  border-radius:var(--r-card-lg);box-shadow:var(--sh-nav);padding:8px;
}
.mobile-panel a{
  display:flex;align-items:center;height:48px;padding:0 16px;font-size:15px;font-weight:500;
  color:var(--ink-2);border-bottom:1px solid var(--line);
}
.mobile-panel a:last-of-type{border-bottom:0}
.mobile-panel a.is-active{color:var(--brand);font-weight:700}
.mobile-panel .mobile-cta{
  margin:10px 8px 8px;height:48px;border-radius:var(--r-pill);background:var(--brand);
  color:#F6F4EF;font-weight:700;display:flex;align-items:center;justify-content:center;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary{background:var(--brand);color:#F6F4EF}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:rgba(20,23,26,.18);color:var(--brand)}
.btn-ghost:hover{border-color:var(--brand);background:rgba(15,58,46,.05)}
.btn-lime{background:var(--lime);color:var(--brand-deep);font-weight:800}
.btn-lime:hover{background:#e6ff52;transform:translateY(-1px)}
.btn-lg{height:50px;padding:0 30px;font-size:15.5px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand);
  border-bottom:1px solid transparent;transition:border-color .2s var(--ease),gap .2s var(--ease);
}
.link-arrow:hover{border-color:var(--brand);gap:10px}

/* ---------- 板块 ---------- */
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:104px 0}}
.section--alt{background:var(--bg-alt)}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;
  letter-spacing:.14em;color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}
.sec-tag::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--lime)}
.sec-title{
  font-size:clamp(24px,3.4vw,34px);font-weight:900;letter-spacing:-.02em;line-height:1.22;
  color:var(--brand-deep);margin:0 0 14px;padding-left:18px;border-left:3px solid var(--brand);
}
.sec-desc{font-size:15.5px;line-height:1.85;color:var(--ink-2);max-width:660px;margin:0 0 44px;padding-left:21px}

/* ---------- 内页首屏 ---------- */
.page-hero{position:relative;overflow:hidden;padding:44px 0 60px}
.page-hero::after{
  content:"";position:absolute;top:-140px;right:-90px;width:320px;height:320px;
  background:var(--lime);opacity:.16;border-radius:56px;transform:rotate(18deg);z-index:0;
}
.hero-grid{position:relative;z-index:1;display:grid;gap:36px;align-items:center}
@media (min-width:960px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:56px}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(214,245,49,.32);color:var(--brand-deep);font-size:13px;font-weight:700;margin-bottom:18px;
}
.hero-title{
  font-size:clamp(28px,4.6vw,40px);font-weight:900;letter-spacing:-.02em;line-height:1.2;
  color:var(--brand-deep);margin:0 0 18px;
}
.hero-lead{font-size:16.5px;line-height:1.85;color:var(--ink-2);margin:0 0 26px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-points{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px;padding:0;margin:0 0 34px}
.hero-points li{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2)}
.hero-points li::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--lime)}
.hero-media{position:relative;border-radius:var(--r-card-lg);overflow:hidden;box-shadow:var(--sh-1)}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .24s var(--ease)}
.hero-media:hover img{transform:scale(1.03)}
.hero-media::after{content:"";position:absolute;inset:0;background:var(--brand);opacity:.10;pointer-events:none}
.stat-grid{
  display:grid;gap:20px;grid-template-columns:1fr 1fr;padding-top:32px;border-top:1px solid var(--line);
}
@media (min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr)}}
.stat-num{
  font-size:clamp(26px,3.4vw,34px);font-weight:900;line-height:1.1;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num small{font-size:15px;font-weight:700;margin-left:2px}
.stat-label{display:block;font-size:13px;color:var(--ink-3);margin-top:6px}

/* ---------- 承办范围 ---------- */
.scope-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:700px){.scope-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.scope-grid{grid-template-columns:repeat(3,1fr)}}
.scope-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.scope-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,58,46,.22)}
.scope-ico{
  width:40px;height:40px;border-radius:var(--r-sm);background:rgba(15,58,46,.08);
  display:flex;align-items:center;justify-content:center;color:var(--brand);margin-bottom:18px;
}
.scope-title{font-size:19px;font-weight:800;color:var(--brand-deep);margin:0 0 10px;letter-spacing:-.01em}
.scope-text{font-size:14.5px;line-height:1.8;color:var(--ink-2);margin:0}

/* ---------- 案例流 ---------- */
.case-row{display:grid;gap:28px;align-items:center;margin-bottom:56px}
.case-row:last-child{margin-bottom:0}
@media (min-width:900px){
  .case-row{grid-template-columns:1.15fr .85fr;gap:56px}
  .case-row.is-reverse .case-media{order:2}
}
.case-media{border-radius:var(--r-card-lg);overflow:hidden;box-shadow:var(--sh-1);position:relative}
.case-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .24s var(--ease)}
.case-media:hover img{transform:scale(1.03)}
.case-tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(15,58,46,.09);color:var(--brand);font-size:12.5px;font-weight:700;margin-bottom:16px;
}
.case-title{font-size:clamp(20px,2.4vw,24px);font-weight:900;color:var(--brand-deep);margin:0 0 12px;letter-spacing:-.01em}
.case-text{font-size:15px;line-height:1.85;color:var(--ink-2);margin:0 0 18px}
.case-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.case-meta span{display:inline-flex;align-items:center;gap:6px}
.case-meta span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--line)}

/* ---------- 流程 ---------- */
.step-flow{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.step-flow{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.step-flow{grid-template-columns:repeat(4,1fr)}}
.step-item{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.step-item::before{content:"";position:absolute;top:0;left:0;width:56px;height:4px;background:var(--lime)}
.step-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.step-num{font-size:40px;font-weight:900;line-height:1;color:var(--brand);letter-spacing:-.03em;font-variant-numeric:tabular-nums;margin-bottom:16px}
.step-title{font-size:18px;font-weight:800;color:var(--brand-deep);margin:0 0 8px}
.step-text{font-size:14.5px;line-height:1.8;color:var(--ink-2);margin:0}

/* ---------- 评价 ---------- */
.review-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:900px){.review-grid{grid-template-columns:repeat(3,1fr)}}
.review-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:18px;
}
.review-quote{font-size:15px;line-height:1.85;color:var(--ink);margin:0;flex:1}
.review-who{font-size:13px;color:var(--ink-3);border-top:1px solid var(--line);padding-top:14px}
.review-who strong{display:block;font-size:14px;color:var(--brand);font-weight:700;margin-bottom:2px}

/* ---------- FAQ ---------- */
.faq-list{max-width:880px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);margin-bottom:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item:hover{border-color:rgba(15,58,46,.30);box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-ico{flex:0 0 auto;color:var(--brand);transition:transform .22s var(--ease)}
.faq-item[open] .faq-ico{transform:rotate(180deg)}
.faq-item p{margin:0;padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ---------- 表单 ---------- */
.form-wrap{display:grid;gap:36px;align-items:start}
@media (min-width:960px){.form-wrap{grid-template-columns:4fr 8fr;gap:48px}}
.form-side .sec-title{padding-left:18px}
.form-side .sec-desc{padding-left:21px;margin-bottom:26px}
.form-points{list-style:none;padding:0;margin:0 0 28px}
.form-points li{display:flex;gap:12px;font-size:14.5px;line-height:1.8;color:var(--ink-2);margin-bottom:14px}
.form-points li span.dot{flex:0 0 auto;width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:11px}
.form-contact{font-size:14px;line-height:2;color:var(--ink-2);border-top:1px solid var(--line);padding-top:18px}
.form-contact strong{color:var(--brand);font-weight:700}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card-lg);
  padding:26px;box-shadow:var(--sh-1);
}
@media (min-width:768px){.form-card{padding:32px}}
.form-row{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:700px){.form-row{grid-template-columns:1fr 1fr}}
.field{margin-bottom:18px}
.label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.input,.textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;
  padding:12px 14px;font-size:15px;color:var(--ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.input:focus,.textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,58,46,.12)}
.textarea{min-height:104px;resize:vertical}
.chip-group{display:flex;flex-wrap:wrap;gap:10px}
.chip{position:relative;display:inline-flex}
.chip input{position:absolute;inset:0;opacity:0;cursor:pointer}
.chip span{
  display:inline-flex;align-items:center;height:42px;padding:0 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;font-size:14px;color:var(--ink-2);
  transition:all .2s var(--ease);
}
.chip input:checked + span{background:var(--brand);border-color:var(--brand);color:#F6F4EF;font-weight:600}
.chip input:focus-visible + span{outline:2px solid var(--brand-light);outline-offset:2px}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;line-height:1.7;color:var(--ink-2);margin:6px 0 20px}
.agree input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand);flex:0 0 auto}
.agree a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(15,58,46,.35)}
.form-action{display:flex;flex-direction:column;gap:12px}
.form-action .btn{width:100%;height:48px}
.form-note{font-size:13px;color:var(--ink-3);margin:0;text-align:center}
.form-alert{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);
  background:rgba(15,58,46,.08);color:var(--brand);font-size:14px;font-weight:600;
}
.form-alert.is-visible{display:block}

/* ---------- CTA 横幅 ---------- */
.cta-banner{
  position:relative;overflow:hidden;background:var(--brand);border-radius:var(--r-banner);
  padding:40px 28px;display:grid;gap:26px;align-items:center;color:#F6F4EF;
}
@media (min-width:900px){.cta-banner{grid-template-columns:1fr auto;padding:56px 64px}}
.cta-banner::after{
  content:"";position:absolute;right:-50px;bottom:-70px;width:210px;height:210px;
  background:var(--lime);opacity:.14;border-radius:36px;transform:rotate(24deg);
}
.cta-title{font-size:clamp(22px,3vw,30px);font-weight:900;line-height:1.25;letter-spacing:-.02em;margin:0 0 12px;position:relative;z-index:1}
.cta-text{margin:0;font-size:15px;line-height:1.85;color:rgba(246,244,239,.78);max-width:620px;position:relative;z-index:1}
.cta-banner .btn{position:relative;z-index:1;width:100%}
@media (min-width:900px){.cta-banner .btn{width:auto}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:#EFEDE6;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;gap:40px;grid-template-columns:1fr}
@media (min-width:700px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:20px;height:20px;border-radius:6px;background:var(--lime);flex:0 0 auto}
.footer-brand .brand-text{font-size:19px;font-weight:900;color:#FFFFFF;line-height:1}
.footer-brand .brand-sub{font-size:12px;font-weight:700;color:var(--lime);margin-left:4px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(246,244,239,.72);max-width:360px;margin:0 0 18px}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:13.5px;color:rgba(246,244,239,.72);font-variant-numeric:tabular-nums}
.site-footer h4{font-size:15px;font-weight:700;color:#FFFFFF;margin:0 0 16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(246,244,239,.72);transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:48px;padding:20px 0 28px;border-top:1px solid rgba(246,244,239,.12);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(246,244,239,.6);
}
.back-top{display:inline-flex;align-items:center;gap:6px;color:rgba(246,244,239,.82);transition:color .2s var(--ease)}
.back-top:hover{color:var(--lime)}

/* ---------- 响应式补丁 ---------- */
@media (max-width:1080px){
  .nav-cta .btn-ghost{display:none}
  .nav-link{padding:0 9px;font-size:14px}
}
@media (max-width:767px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .nav-shell{justify-content:space-between}
  .hero-title{font-size:28px}
  .section{padding:56px 0}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}