/* roulang page: index */
:root{
  --brand-800:#08312C; --brand-700:#08544A; --brand-600:#0B6B5F; --brand-400:#4E9A90;
  --brand-050:#E6F1EE; --accent-600:#B67C16; --accent-500:#D99A2B; --danger:#C8503C;
  --bg:#F5F4EF; --bg-alt:#EDEBE3; --card:#FFFFFF; --line:#E1DED4; --line-dash:#D8D4C8;
  --ink:#122420; --ink-2:#55635E; --ink-3:#8A948F;
  --r-card:20px; --r-media:24px;
  --sh-1:0 1px 2px rgba(11,46,42,.05);
  --sh-2:0 12px 32px -12px rgba(11,46,42,.18);
  --sh-3:0 20px 48px -16px rgba(11,46,42,.24);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
h1,h2,h3,h4,p,figure,ul,ol,dl,dd{margin:0}
ul,ol{list-style:none;padding:0}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
.num{font-family:ui-monospace,Consolas,"SFMono-Regular",monospace;font-variant-numeric:tabular-nums}

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

/* ===== 左侧竖向导航 ===== */
.site-sidebar{display:none}
.mobile-topbar{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  height:58px;padding:0 20px;background:rgba(255,255,255,.93);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
}
.mobile-logo{display:flex;align-items:center;gap:10px}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:11px;
  background:var(--brand-600);color:#fff;font-weight:800;font-size:13px;letter-spacing:.02em;
}
.mobile-logo b{font-size:15px;font-weight:700;letter-spacing:-.01em}
.hamburger{
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;color:var(--brand-700);cursor:pointer;
}
.hamburger:hover{background:var(--brand-050)}
.hamburger:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:2px}

.mobile-drawer{
  position:fixed;top:0;left:0;bottom:0;width:280px;max-width:86%;background:#fff;z-index:80;
  transform:translateX(-102%);transition:transform .28s ease;padding:22px 18px;overflow-y:auto;
  display:flex;flex-direction:column;gap:8px;box-shadow:var(--sh-3);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,49,44,.45);opacity:0;visibility:hidden;z-index:70;
  transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-show{opacity:1;visibility:visible}
.drawer-brand{display:flex;align-items:center;gap:10px;padding:4px 6px 16px;border-bottom:1px dashed var(--line-dash)}
.drawer-item{
  position:relative;display:flex;align-items:center;gap:12px;min-height:48px;padding:0 14px;
  border-radius:12px;color:var(--ink-2);font-size:15px;font-weight:500;
}
.drawer-item i{width:20px;text-align:center;color:var(--brand-400)}
.drawer-item:hover,.drawer-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:700}
.drawer-item.is-active::before{content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;border-radius:0 3px 3px 0;background:var(--brand-600)}

@media(min-width:1024px){
  .mobile-topbar,.mobile-drawer,.drawer-mask{display:none}
  .site-sidebar{
    display:flex;position:fixed;top:0;left:0;bottom:0;width:76px;z-index:60;flex-direction:column;
    background:var(--card);border-right:1px solid var(--line);padding:22px 12px;gap:6px;
  }
  .site-shell{margin-left:76px}
}
@media(min-width:1280px){
  .site-sidebar{width:248px;padding:24px 16px}
  .site-shell{margin-left:248px}
}

.site-shell{min-height:100vh;display:flex;flex-direction:column}
.page-main{flex:1}

.sidebar-brand{display:flex;align-items:center;gap:12px;padding:2px 6px 18px;border-bottom:1px dashed var(--line-dash);margin-bottom:14px}
.sidebar-brand-text{display:none;flex-direction:column;line-height:1.35}
.sidebar-brand-text strong{font-size:15px;font-weight:800;letter-spacing:-.01em}
.sidebar-brand-text em{font-style:normal;font-size:11.5px;color:var(--ink-3);margin-top:2px}
.sidebar-group{display:none;font-size:12px;letter-spacing:.14em;color:var(--ink-3);padding:8px 14px 4px}
.sidebar-nav{display:flex;flex-direction:column;gap:4px}
.sidebar-item{
  position:relative;display:flex;align-items:center;justify-content:center;gap:12px;height:44px;
  padding:0 12px;border-radius:12px;color:var(--ink-2);font-size:14.5px;font-weight:500;
  transition:background .18s ease,color .18s ease;
}
.sidebar-item i{font-size:15px;width:18px;text-align:center;color:var(--brand-400)}
.sidebar-item span{display:none}
.sidebar-item:hover{background:rgba(230,241,238,.68);color:var(--brand-700)}
.sidebar-item:hover i{color:var(--brand-600)}
.sidebar-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:700}
.sidebar-item.is-active i{color:var(--brand-600)}
.sidebar-item.is-active::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0;background:var(--brand-600)}
.sidebar-item:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:2px}
.sidebar-item::after{
  content:attr(data-label);position:absolute;left:calc(100% + 10px);top:50%;transform:translateY(-50%);
  background:var(--brand-800);color:#fff;font-size:12px;font-weight:500;padding:6px 10px;border-radius:8px;
  white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .15s ease;z-index:90;
}
.sidebar-item:hover::after{opacity:1}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:18px;border-top:1px dashed var(--line-dash)}
.sidebar-foot .btn{padding:0 12px}
.sidebar-foot .btn span{display:none}
.sidebar-foot-text{display:none;font-size:12.5px;line-height:1.7;color:var(--ink-3)}

@media(min-width:1280px){
  .sidebar-brand-text{display:flex}
  .sidebar-group{display:block}
  .sidebar-item{justify-content:flex-start;padding:0 14px 0 17px}
  .sidebar-item span{display:inline}
  .sidebar-item::after{display:none}
  .sidebar-foot .btn span{display:inline}
  .sidebar-foot-text{display:block}
}

/* ===== 通用组件 ===== */
.section{padding:52px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.section-alt{background:var(--bg-alt)}
.section-dark{background:linear-gradient(180deg,var(--brand-800),var(--brand-700));color:#D6E6E2}

.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
@media(min-width:1024px){.section-head{margin-bottom:34px}}
.section-title{font-size:26px;line-height:1.28;font-weight:700;letter-spacing:-.01em}
@media(min-width:1024px){.section-title{font-size:33px}}
.section-desc{margin-top:10px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:660px}
.section-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--brand-600)}
.section-link:hover{color:var(--brand-800);gap:12px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:var(--brand-050);color:var(--brand-700);font-size:13px;font-weight:600;letter-spacing:.03em;
}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;
  border-radius:12px;border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:2px}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-600)}
.btn-outline:hover{background:var(--brand-050);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-050)}
.btn-accent{background:var(--accent-500);color:var(--brand-800);box-shadow:var(--sh-1)}
.btn-accent:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-on-dark:hover{background:rgba(255,255,255,.12)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:13px;font-weight:600;background:var(--brand-050);color:var(--brand-700)}
.chip-accent{background:#FBF1DD;color:var(--accent-600)}
.chip-danger{background:#FBE9E5;color:var(--danger)}
.chip-on-dark{background:rgba(255,255,255,.14);color:#A8E6D9}

.badge-data{
  display:inline-flex;align-items:baseline;gap:8px;padding:10px 16px;border-radius:999px;
  background:var(--brand-800);color:#A8E6D9;font-size:13px;line-height:1.4;
}
.badge-data b{font-family:ui-monospace,Consolas,"SFMono-Regular",monospace;font-variant-numeric:tabular-nums;font-size:18px;font-weight:700;color:#fff}
.badge-data.badge-light{background:#fff;color:var(--ink-2);border:1px solid var(--line);box-shadow:var(--sh-1)}
.badge-data.badge-light b{color:var(--brand-700)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:44px 0 52px;background:linear-gradient(135deg,rgba(11,107,95,.10),rgba(245,244,239,0) 62%),var(--bg)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.9;
  background-image:
    repeating-linear-gradient(0deg,rgba(8,49,44,.05) 0 1px,transparent 1px 40px),
    repeating-linear-gradient(90deg,rgba(8,49,44,.05) 0 1px,transparent 1px 40px);
}
@media(min-width:1024px){.hero{padding:64px 0 84px}}
.hero-inner{position:relative;z-index:1;display:grid;gap:34px}
@media(min-width:1024px){.hero-inner{grid-template-columns:7fr 5fr;gap:48px;align-items:center}}
.hero h1{font-size:29px;line-height:1.22;font-weight:800;letter-spacing:-.01em;margin-top:16px}
@media(min-width:1024px){.hero h1{font-size:46px;line-height:1.15}}
.hero-sub{margin-top:16px;font-size:16.5px;color:var(--ink-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-media-wrap{position:relative}
.hero-media{position:relative;border-radius:var(--r-media);overflow:hidden;border:1px solid rgba(11,107,95,.25);box-shadow:var(--sh-2);aspect-ratio:3/2;background:linear-gradient(135deg,rgba(11,107,95,.12),rgba(217,154,43,.10))}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-float{
  position:absolute;left:14px;bottom:14px;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh-3);padding:12px 16px;max-width:78%;
}
.hero-float p{margin-top:8px;font-size:13px;line-height:1.6;color:var(--ink-2)}

/* ===== 阶梯 ===== */
.tier-stack{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:640px){.tier-stack{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.tier-stack{grid-template-columns:repeat(4,1fr);gap:22px;align-items:start}
  .tier-card:nth-child(2){margin-top:18px}
  .tier-card:nth-child(3){margin-top:36px}
  .tier-card:nth-child(4){margin-top:54px}
}
.tier-card{position:relative;display:flex;flex-direction:column;gap:14px;padding:26px 22px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.tier-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.tier-card.is-featured{border:2px solid var(--brand-600)}
.tier-flag{position:absolute;top:-13px;right:16px;background:var(--brand-600);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}
.tier-no{width:40px;height:40px;border-radius:12px;background:var(--brand-050);color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;font-family:ui-monospace,Consolas,monospace;font-weight:700;font-size:16px}
.tier-name{font-size:20px;font-weight:700}
.tier-price{display:flex;align-items:baseline;gap:6px;color:var(--brand-800)}
.tier-price b{font-family:ui-monospace,Consolas,monospace;font-size:26px;font-weight:700}
.tier-price span{font-size:13px;color:var(--ink-3)}
.tier-list{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--ink-2)}
.tier-list li{display:flex;gap:10px;align-items:flex-start;line-height:1.65}
.tier-list i{color:var(--brand-600);font-size:13px;margin-top:5px}
.tier-card .btn{margin-top:auto}

/* ===== 对比表 ===== */
.compare-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1)}
.compare-table{min-width:840px}
.compare-table th,.compare-table td{padding:16px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
.compare-table thead th{background:var(--bg-alt);font-weight:700;color:var(--brand-800)}
.compare-table thead th .p{display:block;font-family:ui-monospace,Consolas,monospace;font-size:19px;font-weight:700;color:var(--brand-600);margin-top:6px}
.compare-table tbody tr:nth-child(even){background:rgba(237,235,227,.5)}
.compare-table tbody tr:hover{background:rgba(230,241,238,.5)}
.compare-table td:first-child,.compare-table th:first-child{position:sticky;left:0;z-index:2;background:var(--card);font-weight:600}
.compare-table thead th:first-child{background:var(--bg-alt)}
.ico-yes{width:19px;height:19px;color:var(--brand-600)}
.ico-no{width:16px;height:16px;color:var(--ink-3)}

/* ===== 限时入口 ===== */
.flash{
  position:relative;overflow:hidden;border-radius:var(--r-media);padding:32px 24px;color:#D6E6E2;
  background:linear-gradient(120deg,var(--brand-800),var(--brand-600));box-shadow:var(--sh-3);
}
@media(min-width:1024px){.flash{padding:46px 44px}}
.flash::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 40px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 40px);
}
.flash-inner{position:relative;z-index:1;display:grid;gap:30px}
@media(min-width:1024px){.flash-inner{grid-template-columns:1.35fr 1fr;align-items:center;gap:40px}}
.flash h2{font-size:25px;line-height:1.3;font-weight:700;color:#fff}
@media(min-width:1024px){.flash h2{font-size:31px}}
.flash p{margin-top:12px;font-size:15px;color:rgba(214,230,226,.9)}
.countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:24px;max-width:400px}
.countdown div{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:12px;padding:10px 4px;text-align:center}
.countdown b{display:block;font-family:ui-monospace,Consolas,monospace;font-size:23px;font-weight:700;color:#fff;line-height:1.25}
.countdown em{font-style:normal;font-size:12px;color:rgba(255,255,255,.72)}
.countdown.is-ended div{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12)}
.countdown.is-ended b{color:rgba(255,255,255,.5)}
.progress-block{margin-top:22px;max-width:420px}
.progress-head{display:flex;justify-content:space-between;font-size:13px;color:rgba(214,230,226,.85);margin-bottom:8px}
.progress{height:10px;border-radius:999px;background:rgba(255,255,255,.2);overflow:hidden}
.progress > span{display:block;height:100%;width:68%;background:var(--accent-500);border-radius:999px;transition:width .4s ease}
.progress.is-empty > span{width:100%;background:var(--ink-3)}
.flash-note{margin-top:16px;font-size:13px;color:rgba(214,230,226,.72)}
.flash-actions{display:flex;flex-direction:column;gap:14px}
@media(min-width:520px){.flash-actions{flex-direction:row;flex-wrap:wrap}}

/* ===== 流程 ===== */
.flow{display:grid;gap:22px;grid-template-columns:1fr;position:relative}
@media(min-width:1024px){.flow{grid-template-columns:repeat(4,1fr);gap:24px}}
.flow-step{position:relative;padding:24px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1)}
.flow-step:hover{box-shadow:var(--sh-2)}
.flow-dot{width:42px;height:42px;border-radius:50%;background:var(--brand-600);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-family:ui-monospace,Consolas,monospace;font-weight:700;font-size:15px}
.flow-step h3{margin-top:14px;font-size:19px;font-weight:700}
.flow-step p{margin-top:8px;font-size:14.5px;color:var(--ink-2);line-height:1.75}
@media(min-width:1024px){
  .flow-step::after{content:"";position:absolute;top:44px;right:-13px;width:26px;border-top:2px dashed var(--line-dash)}
  .flow-step:last-child::after{display:none}
}

/* ===== 资讯列表 ===== */
.post-grid{display:grid;gap:22px;grid-template-columns:1fr}
@media(min-width:640px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr)}}
.post-card{display:flex;flex-direction:column;overflow:hidden;padding:0}
.post-thumb{aspect-ratio:16/9;overflow:hidden;border-radius:16px;margin:12px 12px 0;background:linear-gradient(135deg,rgba(11,107,95,.10),rgba(217,154,43,.08))}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{display:flex;flex-direction:column;gap:10px;padding:16px 20px 20px;flex:1}
.post-title{font-size:18px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-summary{font-size:14px;line-height:1.72;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:6px;font-size:13.5px;color:var(--ink-3)}
.post-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);font-weight:600;transition:transform .18s ease}
.post-card:hover .post-more{transform:translateX(2px)}

.empty-state{background:var(--brand-050);border:1px dashed rgba(11,107,95,.35);border-radius:var(--r-card);padding:52px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
.empty-state i{font-size:30px;color:var(--brand-400)}
.empty-state p{font-size:15px;color:var(--brand-700)}

/* ===== FAQ ===== */
.faq-list{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden;transition:background .2s ease,border-color .2s ease}
.faq-item + .faq-item{margin-top:12px}
.faq-item.is-open{background:var(--brand-050);border-color:rgba(11,107,95,.28)}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 20px;background:none;border:0;text-align:left;cursor:pointer;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:-3px}
.faq-q::before{content:"";position:absolute;left:0;top:13px;bottom:13px;width:3px;border-radius:0 3px 3px 0;background:transparent;transition:background .2s ease}
.faq-item.is-open .faq-q::before{background:var(--brand-600)}
.faq-icon{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--brand-050);color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;font-size:14px;transition:transform .2s ease}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-item.is-open .faq-a{max-height:520px}
.faq-a p{padding:0 20px 20px;font-size:14.5px;line-height:1.85;color:var(--ink-2)}

/* ===== 表单 ===== */
.form-layout{display:grid;gap:28px}
@media(min-width:1024px){.form-layout{grid-template-columns:5fr 7fr;gap:40px;align-items:start}}
.form-side{display:flex;flex-direction:column;gap:18px}
.check-list{display:flex;flex-direction:column;gap:12px;font-size:14.5px;color:var(--ink-2)}
.check-list li{display:flex;gap:10px;align-items:flex-start;line-height:1.7}
.check-list i{color:var(--brand-600);font-size:13px;margin-top:6px}
.contact-block{padding:20px;border-radius:16px;background:var(--card);border:1px solid var(--line);box-shadow:var(--sh-1)}
.contact-block dl{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--ink-2)}
.contact-block dt{font-size:12.5px;color:var(--ink-3)}
.contact-block dd{font-weight:600;color:var(--ink)}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:26px 22px}
@media(min-width:768px){.form-card{padding:32px 30px}}
.field-grid{display:grid;gap:18px}
@media(min-width:768px){.field-grid.two{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;font-weight:600;color:var(--ink-2)}
.input,.select,.textarea{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.textarea{height:auto;min-height:124px;padding:12px 14px;line-height:1.7;resize:vertical}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(11,107,95,.25)}
.input.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(200,80,60,.14)}
.field-error{font-size:13px;color:var(--danger);display:none}
.field-error.is-show{display:block}
.radio-row{display:flex;flex-wrap:wrap;gap:10px}
.radio-chip{position:relative;display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:14px;color:var(--ink-2);cursor:pointer;transition:all .18s ease}
.radio-chip input{position:absolute;opacity:0;width:0;height:0}
.radio-chip:hover{border-color:var(--brand-400);color:var(--brand-700)}
.radio-chip.is-checked{background:var(--brand-050);border-color:var(--brand-600);color:var(--brand-700);font-weight:600}
.radio-chip:focus-within{outline:3px solid rgba(11,107,95,.25);outline-offset:2px}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.agree input{width:17px;height:17px;margin-top:5px;accent-color:var(--brand-600)}
.alert{display:flex;gap:10px;align-items:flex-start;padding:13px 16px;border-radius:12px;font-size:14px;line-height:1.7}
.alert-success{background:var(--brand-050);color:var(--brand-700);display:none}
.alert-success.is-show{display:flex}
.alert-error{background:#FBE9E5;color:var(--danger)}

/* ===== CTA 条 ===== */
.cta-band{display:grid;gap:20px;padding:32px 24px;border-radius:var(--r-media);background:var(--card);border:1px solid var(--line);box-shadow:var(--sh-2)}
@media(min-width:1024px){.cta-band{grid-template-columns:1fr auto;align-items:center;padding:38px 40px}}
.cta-band h2{font-size:24px;font-weight:700}
@media(min-width:1024px){.cta-band h2{font-size:29px}}
.cta-band p{margin-top:8px;font-size:15px;color:var(--ink-2)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ===== 页脚 ===== */
.site-footer{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--brand-800),var(--brand-700));color:#D6E6E2;padding:52px 0 24px;margin-top:8px}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 40px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 40px);
}
.footer-inner{position:relative;z-index:1}
.footer-grid{display:grid;gap:30px;grid-template-columns:1fr}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand b{font-size:16px;color:#fff;font-weight:800}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(214,230,226,.82);max-width:320px}
.footer-title{font-size:14.5px;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:.02em}
.footer-link{display:block;padding:5px 0;font-size:14px;color:rgba(214,230,226,.85)}
.footer-link:hover{color:var(--accent-500);text-decoration:underline}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(214,230,226,.85)}
.footer-contact strong{color:#fff;font-weight:700}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px dashed rgba(255,255,255,.22);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(214,230,226,.7);
}

/* roulang page: article */
:root{
  --brand-800:#08312C;--brand-700:#08544A;--brand-600:#0B6B5F;--brand-400:#4E9A90;--brand-050:#E6F1EE;
  --accent-600:#B67C16;--accent-500:#D99A2B;--danger:#C8503C;
  --bg:#F5F4EF;--bg-alt:#EDEBE3;--card:#FFFFFF;--line:#E1DED4;--line-dash:#D8D4C8;
  --ink:#122420;--ink-2:#55635E;--ink-3:#8A948F;
  --r-card:20px;--r-media:24px;
  --sh-1:0 1px 2px rgba(11,46,42,.05);--sh-2:0 12px 32px -12px rgba(11,46,42,.18);--sh-3:0 20px 48px -16px rgba(11,46,42,.24);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-mono:ui-monospace,Consolas,"SFMono-Regular",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--ink);
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.wrap{padding:0 32px}}

/* ---------- 左侧竖向导航 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:248px;z-index:50;
  display:flex;flex-direction:column;padding:22px 16px 18px;
  background:linear-gradient(180deg,#08312C 0%,#0A4A42 62%,#08544A 100%);
  color:#D6E6E2;border-right:1px solid rgba(255,255,255,.06);
}
.brand{display:flex;align-items:center;gap:10px;padding:0 6px 16px;margin-bottom:16px;border-bottom:1px dashed rgba(214,230,226,.18)}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;flex:none;
  width:40px;height:40px;border-radius:12px;font-size:14px;font-weight:800;letter-spacing:.02em;
  background:linear-gradient(140deg,var(--accent-500),var(--accent-600));color:#08312C;
}
.brand-text b{display:block;font-size:15px;line-height:1.3;color:#fff}
.brand-text span{display:block;font-size:12px;color:#8FB8B0;margin-top:3px;line-height:1.4}
.sidebar-group{font-size:12px;letter-spacing:.16em;color:#7FA69E;margin:2px 8px 10px}
.sidebar-nav{display:flex;flex-direction:column;gap:4px}
.sidebar-item{
  position:relative;display:flex;align-items:center;gap:12px;height:44px;padding:0 14px;
  border-radius:12px;font-size:14.5px;color:#CFE3DF;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.sidebar-item i{width:18px;text-align:center;font-size:15px;flex:none}
.sidebar-item:hover{background:rgba(230,241,238,.10);color:#fff}
.sidebar-item:focus-visible{outline:3px solid rgba(78,154,144,.55);outline-offset:2px}
.sidebar-item.is-active{background:var(--brand-050);color:var(--brand-800);font-weight:700}
.sidebar-item.is-active::before{
  content:"";position:absolute;left:-16px;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:0 3px 3px 0;background:var(--accent-500);
}
.sidebar-foot{margin-top:auto;padding-top:16px;border-top:1px dashed rgba(214,230,226,.18)}
.sidebar-foot p{margin:10px 0 0;font-size:12.5px;line-height:1.7;color:#8FB8B0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;
  border-radius:12px;border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .16s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  font-family:inherit;text-align:center;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:none;box-shadow:var(--sh-1)}
.btn-primary:disabled{opacity:.4;cursor:not-allowed;transform:none}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-600)}
.btn-outline:hover{background:var(--brand-050);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-outline:active{transform:none}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:transparent}
.btn-ghost:hover{background:var(--brand-050)}
.btn-accent{background:var(--accent-500);color:#08312C}
.btn-accent:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-block{width:100%}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:2px}

/* ---------- 移动端顶部条与抽屉 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:40;align-items:center;justify-content:space-between;
  height:58px;padding:0 16px;background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
}
.mobile-bar .brand-mini{display:flex;align-items:center;gap:9px}
.mobile-bar .brand-mini b{font-size:14.5px;color:var(--brand-800)}
.mobile-bar .logo-mark{width:34px;height:34px;border-radius:10px;font-size:12px}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .18s ease,box-shadow .18s ease;
}
.icon-btn:hover{background:var(--brand-050)}
.icon-btn:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:2px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,49,44,.45);z-index:55;
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:280px;max-width:84vw;z-index:60;background:#fff;
  transform:translateX(-100%);transition:transform .26s ease;overflow-y:auto;padding:18px 16px 22px;
  box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0)}
.drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer .sidebar-group{color:var(--ink-3)}
.drawer .sidebar-item{color:var(--ink-2)}
.drawer .sidebar-item i{color:var(--brand-600)}
.drawer .sidebar-item:hover{background:var(--brand-050);color:var(--brand-800)}
.drawer .sidebar-item.is-active{background:var(--brand-050);color:var(--brand-800)}
.drawer .sidebar-item.is-active::before{left:-16px}
.drawer .drawer-foot{margin-top:20px;padding-top:16px;border-top:1px dashed var(--line-dash)}
.drawer .drawer-foot p{font-size:12.5px;color:var(--ink-3);margin:10px 0 0;line-height:1.7}

/* ---------- 页面骨架 ---------- */
.page-main{margin-left:248px;min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}
.content{padding:26px 0 8px}
@media(min-width:1024px) and (max-width:1279px){
  .sidebar{width:76px;padding:18px 12px}
  .sidebar .brand-text,.sidebar .sidebar-group,.sidebar .sidebar-item span,.sidebar .sidebar-foot p,.sidebar .sidebar-foot .btn span{display:none}
  .sidebar .brand{justify-content:center;padding:0 0 14px}
  .sidebar .sidebar-item{justify-content:center;padding:0}
  .sidebar .sidebar-item.is-active::before{left:-12px}
  .sidebar .sidebar-foot .btn{width:44px;height:44px;padding:0}
  .page-main{margin-left:76px}
}
@media(max-width:1023px){
  .sidebar{display:none}
  .page-main{margin-left:0}
  .mobile-bar{display:flex}
}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3);flex-wrap:wrap}
.crumbs a{color:var(--ink-2);transition:color .18s ease}
.crumbs a:hover{color:var(--brand-600);text-decoration:underline}
.crumbs .sep{color:#C3C0B6}
.crumbs .cur{
  color:var(--ink-3);max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:inline-block;vertical-align:bottom;
}

/* ---------- 文章 ---------- */
.article-shell{max-width:860px;margin:22px auto 0}
.article-head{padding-bottom:22px}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;
  background:var(--brand-050);color:var(--brand-700);font-size:13px;font-weight:600;
  border:1px solid rgba(11,107,95,.14);
}
.article-head h1{
  font-size:clamp(28px,4vw,42px);line-height:1.22;font-weight:800;letter-spacing:-.01em;
  margin:16px 0 16px;color:var(--ink);
}
.meta-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:14px;color:var(--ink-3)}
.meta-line .dot{color:#C9C6BC}
.head-rule{display:block;width:64px;height:3px;border-radius:2px;background:rgba(11,107,95,.35);margin-top:20px}
.rule-dash{border:0;border-top:1px dashed var(--line-dash);margin:26px 0}

.prose-cn{max-width:760px;margin:0 auto;font-size:17px;line-height:1.9;color:#22322E}
.prose-cn p{margin:0 0 1.2em}
.prose-cn h2{
  font-size:22px;font-weight:700;line-height:1.45;color:var(--ink);
  margin:1.9em 0 1em;padding-left:14px;border-left:4px solid var(--brand-600);
}
.prose-cn h3{font-size:18px;font-weight:700;color:var(--ink);margin:1.6em 0 .8em}
.prose-cn h4{font-size:16px;font-weight:700;color:var(--ink);margin:1.4em 0 .6em}
.prose-cn ul,.prose-cn ol{padding-left:1.5em;margin:0 0 1.2em}
.prose-cn ul{list-style:disc}
.prose-cn ol{list-style:decimal}
.prose-cn li{margin:.42em 0}
.prose-cn ul li::marker{color:var(--brand-600)}
.prose-cn ol li::marker{color:var(--brand-600);font-weight:700}
.prose-cn blockquote{
  margin:1.5em 0;padding:16px 20px;background:var(--brand-050);
  border-left:4px solid var(--brand-600);border-radius:0 12px 12px 0;color:#25423C;font-size:16px;
}
.prose-cn img{border-radius:16px;margin:1.5em auto;box-shadow:var(--sh-1)}
.prose-cn a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;transition:color .18s ease}
.prose-cn a:hover{color:var(--brand-800)}
.prose-cn a:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:2px;border-radius:4px}
.prose-cn strong{font-weight:700;color:var(--ink)}
.prose-cn hr{border:0;border-top:1px dashed var(--line-dash);margin:2em 0}
.prose-cn code{
  font-family:var(--font-mono);font-size:.9em;background:var(--bg-alt);
  padding:2px 6px;border-radius:6px;color:#25423C;
}
.prose-cn pre{
  background:#0E2723;color:#D6E6E2;border-radius:16px;padding:16px 18px;overflow-x:auto;
  font-family:var(--font-mono);font-size:14px;line-height:1.75;margin:1.4em 0;
}
.prose-cn pre code{background:transparent;color:inherit;padding:0}
.prose-cn table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0}
.prose-cn th,.prose-cn td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.prose-cn th{background:var(--brand-050);font-weight:700;color:var(--brand-800)}
.prose-cn tbody tr:nth-child(even){background:rgba(237,235,227,.5)}
@media(max-width:640px){
  .prose-cn{font-size:16.5px}
  .prose-cn table{display:block;overflow-x:auto;white-space:nowrap}
}

.empty-state{
  background:var(--brand-050);border:1px solid rgba(11,107,95,.14);border-radius:var(--r-card);
  padding:36px 24px;text-align:center;max-width:760px;margin:0 auto;
}
.empty-state i{font-size:26px;color:var(--brand-600)}
.empty-state p{margin:12px 0 18px;font-size:15px;color:var(--ink-2)}

.article-foot{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:space-between}
.article-foot .group{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 板块通用 ---------- */
.section{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:clamp(24px,3vw,30px);font-weight:700;line-height:1.3;color:var(--ink)}
.section-head p{margin-top:8px;font-size:14.5px;color:var(--ink-2);max-width:640px}
.text-link{font-size:14.5px;font-weight:600;color:var(--brand-600);display:inline-flex;align-items:center;gap:6px;transition:color .18s ease,gap .18s ease}
.text-link:hover{color:var(--brand-800);gap:10px}
.text-link:focus-visible{outline:3px solid rgba(11,107,95,.30);outline-offset:2px;border-radius:6px}

/* ---------- 延伸卡片 ---------- */
.more-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
@media(max-width:1023px){.more-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.more-grid{grid-template-columns:1fr}}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D3CFC3}
.media{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,rgba(11,107,95,.12),rgba(217,154,43,.10))}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.card:hover .media img{transform:scale(1.03)}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17px;font-weight:700;line-height:1.5;color:var(--ink)}
.card-body p{font-size:14px;line-height:1.7;color:var(--ink-2)}
.card-foot{margin-top:auto;padding-top:6px}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-media);
  background:linear-gradient(135deg,#08312C 0%,#0B6B5F 100%);
  color:#fff;padding:40px 36px;display:grid;grid-template-columns:1.6fr 1fr;gap:28px;align-items:center;
  box-shadow:var(--sh-3);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.055) 0 1px,transparent 1px 46px),
                   repeating-linear-gradient(90deg,rgba(255,255,255,.055) 0 1px,transparent 1px 46px);
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;line-height:1.35;color:#fff}
.cta-band p{margin-top:12px;font-size:14.5px;line-height:1.8;color:#C6DFD9;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px}
@media(max-width:860px){
  .cta-band{grid-template-columns:1fr;padding:30px 22px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:auto;background:linear-gradient(180deg,#08312C 0%,#08544A 100%);color:#D6E6E2}
.footer-inner{padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand b{color:#fff;font-size:16px}
.footer-desc{margin:0;font-size:13.5px;line-height:1.85;color:#9FC4BD;max-width:340px}
.footer-title{margin:0 0 14px;font-size:14px;font-weight:700;color:#fff}
.footer-link{display:block;font-size:13.5px;color:#B9D6D0;padding:5px 0;transition:color .18s ease,text-decoration-color .18s ease}
.footer-link:hover{color:var(--accent-500);text-decoration:underline}
.footer-link:focus-visible{outline:3px solid rgba(217,154,43,.45);outline-offset:2px;border-radius:6px}
.footer-contact{margin:0;font-size:13.5px;line-height:2;color:#B9D6D0}
.footer-contact strong{color:#fff}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center;
  border-top:1px dashed rgba(214,230,226,.25);margin-top:40px;padding:18px 0 26px;
  font-size:12.5px;color:#8FB8B0;
}
@media(max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}.footer-bottom{padding-bottom:22px}}

/* roulang page: category1 */
:root{
    --brand-800:#08312C; --brand-700:#08544A; --brand-600:#0B6B5F; --brand-400:#4E9A90;
    --brand-050:#E6F1EE; --accent-600:#B67C16; --accent-500:#D99A2B; --danger:#C8503C;
    --bg:#F5F4EF; --bg-alt:#EDEBE3; --card:#FFFFFF; --line:#E1DED4; --line-dash:#D8D4C8;
    --ink:#122420; --ink-2:#55635E; --ink-3:#8A948F;
    --r-card:20px; --r-media:24px;
    --sh-1:0 1px 2px rgba(11,46,42,.05);
    --sh-2:0 12px 32px -12px rgba(11,46,42,.18);
    --sh-3:0 20px 48px -16px rgba(11,46,42,.24);
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;background:var(--bg);color:var(--ink);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto}
  a{color:inherit;text-decoration:none}
  button,input,select,textarea{font:inherit;color:inherit}
  p{margin:0}
  h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700}
  ul{margin:0;padding:0;list-style:none}
  .num{font-family:ui-monospace,Consolas,"Courier New",monospace;font-variant-numeric:tabular-nums}

  /* ============ 布局容器 ============ */
  .wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
  @media (min-width:768px){ .wrap{padding:0 32px} }
  .page-shell{margin-left:0;min-height:100vh;display:flex;flex-direction:column}
  @media (min-width:1024px){ .page-shell{margin-left:76px} }
  @media (min-width:1280px){ .page-shell{margin-left:248px} }
  .section{padding:52px 0}
  @media (min-width:1024px){ .section{padding:76px 0} }
  .section-head{max-width:760px;margin-bottom:28px}
  .section-head h2{font-size:28px;letter-spacing:-.01em}
  @media (min-width:1024px){ .section-head h2{font-size:32px} }
  .section-head p{margin-top:12px;color:var(--ink-2);font-size:15.5px}
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--brand-600);text-transform:uppercase}
  .eyebrow::before{content:"";width:18px;height:2px;background:var(--accent-500);border-radius:2px}

  /* ============ 左侧竖向导航 ============ */
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;z-index:60;display:none;flex-direction:column;
    width:76px;padding:18px 10px;background:#fff;border-right:1px solid var(--line);
    overflow-y:auto;overflow-x:hidden;
  }
  @media (min-width:1024px){ .sidebar{display:flex} }
  @media (min-width:1280px){ .sidebar{width:248px;padding:22px 16px} }
  .sidebar-brand{display:flex;align-items:center;gap:12px;padding:6px 4px 18px;border-bottom:1px dashed var(--line-dash);margin-bottom:16px}
  .logo-mark{
    flex:0 0 auto;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
    background:linear-gradient(140deg,var(--brand-700),var(--brand-600));
    color:#C9F0E7;font-weight:800;font-size:14px;letter-spacing:.02em;
  }
  .brand-text{display:none;min-width:0}
  @media (min-width:1280px){ .brand-text{display:block} }
  .brand-text b{display:block;font-size:15px;color:var(--brand-800);letter-spacing:-.01em}
  .brand-text small{display:block;font-size:12px;color:var(--ink-3);line-height:1.5}
  .sidebar-group{font-size:11px;letter-spacing:.14em;color:var(--ink-3);padding:0 14px;margin-bottom:8px;display:none}
  @media (min-width:1280px){ .sidebar-group{display:block} }
  .sidebar-nav{display:flex;flex-direction:column;gap:6px}
  .sidebar-item{
    position:relative;display:flex;align-items:center;gap:12px;height:44px;padding:0 14px;
    border-radius:12px;color:var(--ink-2);font-size:14.5px;font-weight:500;
    transition:background .18s ease,color .18s ease;justify-content:center;
  }
  @media (min-width:1280px){ .sidebar-item{justify-content:flex-start} }
  .sidebar-item::before{
    content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:transparent;transition:background .18s ease;
  }
  .sidebar-item i{width:20px;text-align:center;font-size:15px;color:currentColor}
  .sidebar-item span{display:none;white-space:nowrap}
  @media (min-width:1280px){ .sidebar-item span{display:inline} }
  .sidebar-item:hover{background:rgba(230,241,238,.75);color:var(--brand-700)}
  .sidebar-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:700}
  .sidebar-item.is-active::before{background:var(--brand-600)}
  .sidebar-item:focus-visible{outline:3px solid rgba(11,107,95,.3);outline-offset:2px}
  .sidebar-foot{margin-top:auto;padding-top:18px;border-top:1px dashed var(--line-dash);display:flex;flex-direction:column;gap:12px}
  .sidebar-note{font-size:12px;color:var(--ink-3);line-height:1.7;display:none}
  @media (min-width:1280px){ .sidebar-note{display:block} }

  /* ============ 移动端顶栏与抽屉 ============ */
  .topbar{
    position:sticky;top:0;z-index:70;display:flex;align-items:center;justify-content:space-between;
    height:58px;padding:0 16px;background:rgba(255,255,255,.93);backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
  }
  @media (min-width:1024px){ .topbar{display:none} }
  .topbar-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;color:var(--brand-800)}
  .topbar-brand .logo-mark{width:34px;height:34px;border-radius:10px;font-size:12px}
  .burger{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;display:grid;place-items:center;color:var(--brand-700);cursor:pointer}
  .burger:focus-visible{outline:3px solid rgba(11,107,95,.3);outline-offset:2px}
  .drawer{position:fixed;inset:0;z-index:90;display:none}
  .drawer.is-open{display:block}
  .drawer-mask{position:absolute;inset:0;background:rgba(8,49,44,.45)}
  .drawer-panel{
    position:absolute;top:0;left:0;bottom:0;width:280px;background:#fff;padding:20px 16px;
    overflow-y:auto;display:flex;flex-direction:column;box-shadow:var(--sh-3);
  }
  .drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink-2);margin-left:auto;display:block}
  .drawer .sidebar-item{justify-content:flex-start;height:48px}
  .drawer .sidebar-item span{display:inline}

  /* ============ 通用组件 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 20px;border-radius:12px;font-size:15px;font-weight:600;
    border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  }
  .btn:focus-visible{outline:3px solid rgba(11,107,95,.3);outline-offset:2px}
  .btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--sh-1)}
  .btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-2)}
  .btn-primary:active{transform:none}
  .btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-400)}
  .btn-ghost:hover{background:var(--brand-050);transform:translateY(-1px)}
  .btn-accent{background:var(--accent-500);color:#3A2703}
  .btn-accent:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
  .btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
  .btn-outline-light:hover{background:rgba(255,255,255,.12)}
  .btn-block{width:100%}
  .btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

  .badge-data{
    display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:999px;
    background:var(--brand-800);color:#A8E6D9;font-size:12.5px;font-weight:600;
  }
  .badge-data .num{color:#fff;font-size:14px}
  .chip{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;background:var(--brand-050);color:var(--brand-700);font-size:13px;font-weight:600}
  .chip-warn{background:rgba(200,80,60,.12);color:var(--danger)}
  .chip-accent{background:rgba(217,154,43,.18);color:var(--accent-600)}

  .card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
  .card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}

  .link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);font-weight:600;font-size:14.5px;transition:gap .18s ease,color .18s ease}
  .link-arrow:hover{gap:10px;color:var(--brand-800)}
  .link-arrow:focus-visible{outline:3px solid rgba(11,107,95,.3);outline-offset:2px;border-radius:6px}

  /* ============ 面包屑与 Hero ============ */
  .crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3);margin-bottom:16px}
  .crumb a:hover{color:var(--brand-600);text-decoration:underline}
  .crumb .sep{color:var(--line-dash)}
  .hero{
    position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-media);
    background:
      repeating-linear-gradient(0deg, rgba(11,107,95,.05) 0 1px, transparent 1px 48px),
      repeating-linear-gradient(90deg, rgba(11,107,95,.05) 0 1px, transparent 1px 48px),
      linear-gradient(135deg, rgba(11,107,95,.10), rgba(245,244,239,0) 58%),
      #fff;
    padding:26px;box-shadow:var(--sh-1);
  }
  @media (min-width:1024px){ .hero{padding:38px} }
  .hero-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
  @media (min-width:1024px){ .hero-grid{grid-template-columns:1.08fr .92fr;gap:40px} }
  .hero h1{font-size:30px;letter-spacing:-.01em;font-weight:800;margin-top:14px}
  @media (min-width:768px){ .hero h1{font-size:40px} }
  @media (min-width:1280px){ .hero h1{font-size:46px} }
  .hero-sub{margin-top:16px;color:var(--ink-2);font-size:15.5px;max-width:560px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
  .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;padding-top:22px;border-top:1px dashed var(--line-dash)}
  .hero-figure{position:relative;margin:0}
  .hero-figure .frame{
    position:relative;overflow:hidden;border-radius:var(--r-media);border:1px solid rgba(11,107,95,.18);
    background:linear-gradient(140deg, rgba(11,107,95,.10), rgba(217,154,43,.08));aspect-ratio:3/2;
  }
  .hero-figure img{width:100%;height:100%;object-fit:cover}
  .hero-float{
    position:absolute;left:18px;bottom:-18px;background:#fff;border:1px solid var(--line);border-radius:16px;
    padding:14px 16px;box-shadow:var(--sh-2);max-width:270px;
  }
  @media (min-width:1024px){ .hero-float{left:-18px} }
  .hero-float p{margin-top:8px;font-size:13px;color:var(--ink-2);line-height:1.65}

  /* ============ 大卡图文列表 ============ */
  .big-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
  .big-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
  .big-card .media{overflow:hidden;aspect-ratio:16/9;background:linear-gradient(140deg, rgba(11,107,95,.12), rgba(217,154,43,.10))}
  .big-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
  .big-card:hover .media img{transform:scale(1.03)}
  .big-card .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
  .big-card h3{font-size:20px}
  .big-card p{color:var(--ink-2);font-size:14.5px;line-height:1.8}
  .big-card .body .link-arrow{margin-top:auto;padding-top:8px}

  /* ============ 清单与数据 ============ */
  .panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1)}
  @media (min-width:1024px){ .panel{padding:32px} }
  .check-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line-dash);font-size:15px;color:var(--ink-2)}
  .check-list li:last-child{border-bottom:0}
  .check-list i{color:var(--brand-600);margin-top:6px;font-size:14px}
  .stat-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 20px;box-shadow:var(--sh-1)}
  .stat-card .num{font-size:26px;font-weight:700;color:var(--brand-800);display:block}
  .stat-card span{font-size:13.5px;color:var(--ink-2)}
  .sub-feature{display:flex;gap:14px;align-items:flex-start}
  .sub-feature .ico{
    flex:0 0 auto;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
    background:var(--brand-050);color:var(--brand-700);
  }

  /* ============ 异常处理小卡 ============ */
  .mini-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:10px;transition:transform .2s ease,box-shadow .2s ease}
  .mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
  .mini-card h3{font-size:17px}
  .mini-card p{font-size:14.5px;color:var(--ink-2)}

  /* ============ FAQ ============ */
  .faq-item{border:1px solid var(--line);border-radius:16px;background:#fff;margin-bottom:12px;overflow:hidden;transition:background .2s ease,border-color .2s ease}
  .faq-item.is-open{background:var(--brand-050);border-color:rgba(11,107,95,.28)}
  .faq-q{
    position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;
    padding:18px 20px 18px 22px;background:none;border:0;text-align:left;cursor:pointer;font-size:16.5px;font-weight:600;color:var(--ink);
  }
  .faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--brand-600);opacity:0;transition:opacity .2s ease}
  .faq-item.is-open .faq-q::before{opacity:1}
  .faq-item.is-open .faq-q{color:var(--brand-700)}
  .faq-q:focus-visible{outline:3px solid rgba(11,107,95,.3);outline-offset:-3px}
  .faq-icon{flex:0 0 auto;width:26px;height:26px;border-radius:999px;border:1px solid var(--line);display:grid;place-items:center;font-size:14px;color:var(--brand-600);transition:transform .2s ease}
  .faq-item.is-open .faq-icon{transform:rotate(180deg);background:#fff}
  .faq-a{display:none;padding:0 22px 20px;font-size:15px;color:var(--ink-2)}
  .faq-item.is-open .faq-a{display:block}

  /* ============ CTA 条 ============ */
  .cta-band{
    position:relative;overflow:hidden;border-radius:var(--r-media);padding:30px;
    background:linear-gradient(120deg,var(--brand-800),var(--brand-600));
    color:#D6E6E2;box-shadow:var(--sh-3);
  }
  @media (min-width:1024px){ .cta-band{padding:44px} }
  .cta-band::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:
      repeating-linear-gradient(0deg, rgba(255,255,255,.06) 0 1px, transparent 1px 44px),
      repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 1px, transparent 1px 44px);
  }
  .cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:24px;align-items:center}
  @media (min-width:1024px){ .cta-grid{grid-template-columns:1.4fr .6fr} }
  .cta-band h2{color:#fff;font-size:26px;letter-spacing:-.01em}
  @media (min-width:1024px){ .cta-band h2{font-size:30px} }
  .cta-band p{margin-top:12px;font-size:15px;max-width:640px;color:#C4DBD6}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px}
  @media (min-width:1024px){ .cta-actions{justify-content:flex-end} }

  /* ============ 页脚 ============ */
  .site-footer{margin-top:auto;background:linear-gradient(180deg,var(--brand-800),var(--brand-700));color:#D6E6E2;padding:56px 0 24px}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
  @media (min-width:640px){ .footer-grid{grid-template-columns:1fr 1fr} }
  @media (min-width:1024px){ .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px} }
  .footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
  .footer-brand b{color:#fff;font-size:16px}
  .footer-desc{font-size:14px;color:#A9C6C1;max-width:360px}
  .footer-title{font-size:13px;letter-spacing:.12em;color:#8FB4AE;margin-bottom:14px}
  .footer-link{display:block;font-size:14.5px;color:#D6E6E2;padding:6px 0;transition:color .18s ease}
  .footer-link:hover{color:var(--accent-500);text-decoration:underline}
  .footer-link:focus-visible{outline:3px solid rgba(217,154,43,.5);outline-offset:2px;border-radius:6px}
  .footer-contact{font-size:14px;color:#A9C6C1;line-height:2}
  .footer-contact strong{color:#fff}
  .footer-bottom{
    margin-top:40px;padding-top:20px;border-top:1px dashed rgba(255,255,255,.22);
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#8FB4AE;
  }
  @media (max-width:639px){ .footer-bottom{flex-direction:column} }

/* roulang page: category2 */
:root{
    --brand-800:#08312C; --brand-700:#08544A; --brand-600:#0B6B5F; --brand-400:#4E9A90;
    --brand-050:#E6F1EE; --accent-600:#B67C16; --accent-500:#D99A2B; --danger:#C8503C;
    --bg:#F5F4EF; --bg-alt:#EDEBE3; --card:#FFFFFF; --line:#E1DED4; --line-dash:#D8D4C8;
    --ink:#122420; --ink-2:#55635E; --ink-3:#8A948F;
    --r-card:20px; --r-media:24px; --r-ctl:12px;
    --sh-1:0 1px 2px rgba(11,46,42,.05);
    --sh-2:0 12px 32px -12px rgba(11,46,42,.18);
    --sh-3:0 20px 48px -16px rgba(11,46,42,.24);
    --mono: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0; background:var(--bg); color:var(--ink);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    font-size:16px; line-height:1.85; -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-style:none;}
  a{color:inherit;text-decoration:none;}
  a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
    outline:3px solid rgba(11,107,95,.32); outline-offset:2px; border-radius:8px;
  }
  button,input,select,textarea{font:inherit;color:inherit;}
  h1,h2,h3,h4,p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  .num{font-family:var(--mono); font-variant-numeric:tabular-nums; letter-spacing:.02em;}
  .wrap{max-width:1240px;margin:0 auto;padding:0 20px;width:100%;}

  /* ---------- 左侧竖向导航 ---------- */
  .sidebar{
    position:fixed; top:0; left:0; bottom:0; width:248px; z-index:60;
    background:var(--card); border-right:1px solid var(--line);
    display:flex; flex-direction:column; padding:22px 16px 18px;
  }
  .brand{display:flex; align-items:center; gap:10px; padding:4px 6px 18px; border-bottom:1px dashed var(--line-dash);}
  .logo-mark{
    width:42px;height:42px;flex:0 0 42px;border-radius:12px;
    background:linear-gradient(150deg,var(--brand-600),var(--brand-800));
    color:#A8E6D9; display:flex;align-items:center;justify-content:center;
    font-family:var(--mono); font-weight:700; font-size:14px; letter-spacing:.04em;
    box-shadow:var(--sh-1);
  }
  .brand-text b{display:block;font-size:16px;font-weight:800;line-height:1.3;letter-spacing:-.01em;}
  .brand-text span{display:block;font-size:12px;color:var(--ink-3);line-height:1.5;margin-top:2px;}
  .sidebar-group{font-size:12px;color:var(--ink-3);letter-spacing:.12em;padding:18px 10px 8px;}
  .sidebar-item{
    position:relative; display:flex; align-items:center; gap:12px;
    height:44px; padding:0 14px; margin-bottom:4px; border-radius:var(--r-ctl);
    font-size:15px; color:var(--ink-2); transition:background .18s ease,color .18s ease;
  }
  .sidebar-item i{width:20px;text-align:center;font-size:15px;color:var(--brand-600);}
  .sidebar-item:hover{background:rgba(230,241,238,.7);color:var(--ink);}
  .sidebar-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:700;}
  .sidebar-item.is-active::before{
    content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--brand-600);
  }
  .sidebar-foot{margin-top:auto;border-top:1px dashed var(--line-dash);padding:16px 6px 0;}
  .sidebar-foot .btn{width:100%;justify-content:center;}
  .sidebar-foot p{font-size:12px;color:var(--ink-3);line-height:1.7;margin-top:10px;}

  .shell{padding-left:248px;min-height:100vh;display:flex;flex-direction:column;}

  /* ---------- 移动端顶栏与抽屉 ---------- */
  .mobile-bar{
    display:none; position:sticky; top:0; z-index:70; height:58px; align-items:center; justify-content:space-between;
    padding:0 16px; background:rgba(255,255,255,.94); backdrop-filter:blur(6px);
    border-bottom:1px solid var(--line); box-shadow:var(--sh-1);
  }
  .mobile-bar .brand-mini{display:flex;align-items:center;gap:9px;font-weight:800;font-size:15px;}
  .hamburger{
    width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
    display:flex;align-items:center;justify-content:center;color:var(--brand-700);cursor:pointer;
  }
  .drawer-mask{
    position:fixed;inset:0;background:rgba(8,49,44,.45);opacity:0;visibility:hidden;transition:.25s;z-index:80;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible;}
  .drawer-close{
    margin-left:auto;width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink-2);
  }

  /* ---------- 通用组件 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 22px;border-radius:var(--r-ctl);border:1px solid transparent;
    font-size:15px;font-weight:600;cursor:pointer;transition:all .18s ease;white-space:nowrap;
  }
  .btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--sh-1);}
  .btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-2);}
  .btn-primary:active{transform:none;box-shadow:var(--sh-1);}
  .btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-400);}
  .btn-outline:hover{background:var(--brand-050);transform:translateY(-1px);box-shadow:var(--sh-2);}
  .btn-accent{background:var(--accent-500);color:#231803;}
  .btn-accent:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
  .btn-ghost{background:transparent;color:var(--brand-700);}
  .btn-ghost:hover{background:var(--brand-050);}
  .btn-white{background:#fff;color:var(--brand-800);border-color:rgba(255,255,255,.7);}
  .btn-white:hover{background:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
  .btn-sm{height:40px;padding:0 16px;font-size:14px;}
  .btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;}

  .card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  }
  .card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#D6D2C6;}
  .card-flat:hover{transform:none;box-shadow:var(--sh-1);}

  .badge-data{
    display:inline-flex;align-items:center;gap:8px;background:var(--brand-800);color:#A8E6D9;
    border-radius:999px;padding:6px 14px;font-size:13px;
  }
  .badge-data b{font-family:var(--mono);font-size:15px;color:#fff;font-weight:700;}
  .chip{
    display:inline-flex;align-items:center;gap:6px;background:var(--brand-050);color:var(--brand-700);
    border-radius:999px;padding:4px 12px;font-size:13px;font-weight:600;
  }
  .chip-accent{background:#FBF0D8;color:var(--accent-600);}
  .chip-line{background:#fff;border:1px solid var(--line);color:var(--ink-2);font-weight:500;}

  .sec{padding:72px 0;}
  .sec-tight{padding:56px 0;}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
  .sec-head h2{font-size:32px;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
  .sec-head p{color:var(--ink-2);font-size:15px;max-width:660px;margin-top:10px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-700);
    background:var(--brand-050);border-radius:999px;padding:5px 14px;margin-bottom:14px;
  }

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;padding:56px 0 64px;
    background:
      repeating-linear-gradient(0deg, rgba(11,107,95,.05) 0 1px, transparent 1px 34px),
      repeating-linear-gradient(90deg, rgba(11,107,95,.05) 0 1px, transparent 1px 34px),
      linear-gradient(155deg, rgba(11,107,95,.10), rgba(245,244,239,0) 62%);
    border-bottom:1px solid var(--line);
  }
  .crumbs{font-size:13px;color:var(--ink-3);margin-bottom:18px;}
  .crumbs a:hover{color:var(--brand-600);}
  .crumbs span.sep{margin:0 8px;color:var(--line-dash);}
  .hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;}
  .hero h1{font-size:46px;line-height:1.15;font-weight:800;letter-spacing:-.01em;}
  .hero h1 em{font-style:normal;color:var(--brand-600);}
  .hero .lead{font-size:17px;color:var(--ink-2);margin-top:18px;max-width:600px;}
  .hero-actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap;}
  .hero-media{position:relative;border-radius:var(--r-media);overflow:hidden;border:1px solid rgba(11,107,95,.18);box-shadow:var(--sh-3);}
  .hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
  .hero-float{
    position:absolute;left:18px;bottom:18px;background:#fff;border:1px solid var(--line);
    border-radius:14px;padding:12px 16px;box-shadow:var(--sh-2);max-width:78%;
  }
  .hero-float p{font-size:13px;color:var(--ink-2);margin-top:6px;line-height:1.6;}
  .badge-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;}

  /* ---------- 流程 ---------- */
  .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;margin-top:8px;}
  .flow-step{position:relative;padding-top:26px;}
  .flow-step::before{
    content:"";position:absolute;top:7px;left:26px;right:-22px;border-top:2px dashed var(--line-dash);
  }
  .flow-step:last-child::before{display:none;}
  .flow-dot{
    position:absolute;top:0;left:0;width:16px;height:16px;border-radius:50%;
    background:var(--brand-600);box-shadow:0 0 0 5px rgba(11,107,95,.12);
  }
  .flow-step h3{font-size:19px;font-weight:700;margin-bottom:8px;}
  .flow-step p{font-size:14px;color:var(--ink-2);line-height:1.75;}
  .flow-step .num-tag{font-family:var(--mono);font-size:13px;color:var(--brand-600);font-weight:700;letter-spacing:.08em;}

  /* ---------- 对比表 ---------- */
  .compare-wrap{display:grid;grid-template-columns:8fr 4fr;gap:26px;align-items:start;}
  .table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);box-shadow:var(--sh-1);}
  table.compare-table{width:100%;border-collapse:collapse;min-width:600px;}
  table.compare-table th,table.compare-table td{
    padding:16px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);vertical-align:top;
  }
  table.compare-table thead th{background:var(--brand-050);color:var(--brand-800);font-weight:700;font-size:14px;}
  table.compare-table tbody tr:nth-child(even){background:rgba(237,235,227,.5);}
  table.compare-table tbody tr:hover{background:rgba(230,241,238,.55);}
  table.compare-table th:first-child,table.compare-table td:first-child{
    position:sticky;left:0;background:var(--card);font-weight:600;color:var(--ink);min-width:132px;z-index:1;
  }
  table.compare-table thead th:first-child{background:var(--brand-050);}
  table.compare-table tbody tr:nth-child(even) td:first-child{background:#F7F6F1;}
  .tick{color:var(--brand-600);font-weight:700;}
  .cross{color:var(--ink-3);}

  .sticky-card{position:sticky;top:24px;}
  .consult-card{
    background:var(--brand-050);border:1px solid rgba(11,107,95,.2);border-radius:var(--r-card);
    padding:26px 24px;box-shadow:var(--sh-1);
  }
  .consult-card h3{font-size:20px;font-weight:700;color:var(--brand-800);}
  .consult-card .price{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--brand-700);margin:12px 0 2px;}
  .consult-card .price small{font-size:14px;color:var(--ink-3);font-family:inherit;font-weight:500;}
  .consult-list li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);padding:7px 0;line-height:1.7;}
  .consult-list i{color:var(--brand-600);margin-top:5px;font-size:12px;}

  /* ---------- 场景卡 ---------- */
  .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .scene-card{padding:26px 24px;border-radius:var(--r-card);background:var(--card);border:1px solid var(--line);box-shadow:var(--sh-1);transition:.2s;}
  .scene-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
  .scene-icon{
    width:46px;height:46px;border-radius:14px;background:var(--brand-050);color:var(--brand-700);
    display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;
  }
  .scene-card h3{font-size:18px;font-weight:700;margin-bottom:8px;}
  .scene-card p{font-size:14px;color:var(--ink-2);line-height:1.75;}

  .cost-item{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:10px;
  }
  .cost-item .fig{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--brand-700);}
  .cost-item h3{font-size:17px;font-weight:700;}
  .cost-item p{font-size:14px;color:var(--ink-2);line-height:1.75;}

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:12px;}
  .faq-item{border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden;transition:.2s;}
  .faq-item.is-open{background:var(--brand-050);border-color:rgba(11,107,95,.22);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;background:transparent;border:0;cursor:pointer;text-align:left;
    font-size:16px;font-weight:600;color:var(--ink);position:relative;
  }
  .faq-item.is-open .faq-q{color:var(--brand-800);}
  .faq-item.is-open .faq-q::before{
    content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--brand-600);
  }
  .faq-q i{color:var(--brand-600);transition:transform .2s ease;font-size:14px;}
  .faq-item.is-open .faq-q i{transform:rotate(180deg);}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
  .faq-item.is-open .faq-a{max-height:320px;}
  .faq-a p{padding:0 20px 20px;font-size:14px;color:var(--ink-2);line-height:1.8;}

  /* ---------- CTA 深色 ---------- */
  .cta-band{
    position:relative;overflow:hidden;border-radius:var(--r-media);padding:44px 40px;
    background:linear-gradient(120deg,var(--brand-800),var(--brand-600));color:#E4F2EE;
    display:grid;grid-template-columns:7fr 5fr;gap:30px;align-items:center;box-shadow:var(--sh-3);
  }
  .cta-band::after{
    content:"";position:absolute;inset:0;
    background:repeating-linear-gradient(90deg, rgba(255,255,255,.055) 0 1px, transparent 1px 32px);
    pointer-events:none;
  }
  .cta-band h2{font-size:30px;font-weight:800;line-height:1.3;color:#fff;}
  .cta-band p{margin-top:12px;font-size:15px;color:#C6E1DA;max-width:560px;}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end;position:relative;z-index:1;}

  /* ---------- 页脚 ---------- */
  .site-footer{background:linear-gradient(180deg,var(--brand-800),var(--brand-700));color:#D6E6E2;margin-top:auto;}
  .footer-inner{padding:56px 20px 22px;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
  .footer-brand b{font-size:17px;color:#fff;font-weight:800;}
  .footer-desc{font-size:14px;color:#B7D2CC;line-height:1.8;max-width:330px;}
  .footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.04em;}
  .footer-link{display:block;font-size:14px;color:#C6DDD7;padding:6px 0;transition:.18s;}
  .footer-link:hover{color:var(--accent-500);text-decoration:underline;}
  .footer-contact{font-size:14px;color:#C6DDD7;line-height:2;}
  .footer-contact strong{color:#fff;}
  .footer-bottom{
    margin-top:36px;padding-top:18px;border-top:1px dashed rgba(255,255,255,.22);
    display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#9FC0B9;
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1279px){
    .sidebar{width:76px;padding:22px 10px 16px;align-items:center;}
    .sidebar .brand-text,.sidebar-group,.sidebar-item span,.sidebar-foot p,.sidebar-foot .btn span{display:none;}
    .sidebar-item{justify-content:center;padding:0;}
    .sidebar-foot .btn{width:46px;padding:0;}
    .brand{justify-content:center;padding:4px 0 16px;}
    .sidebar-item:hover::after{
      content:attr(data-label);position:absolute;left:64px;top:50%;transform:translateY(-50%);
      background:var(--brand-800);color:#fff;font-size:13px;padding:5px 10px;border-radius:8px;white-space:nowrap;z-index:90;
    }
    .shell{padding-left:76px;}
    .hero h1{font-size:38px;}
  }
  @media (max-width:1023px){
    .mobile-bar{display:flex;}
    .sidebar{
      width:280px;padding:22px 16px;align-items:stretch;transform:translateX(-100%);
      transition:transform .26s ease;box-shadow:var(--sh-3);z-index:90;
    }
    .sidebar.is-open{transform:translateX(0);}
    .sidebar .brand-text,.sidebar-group,.sidebar-item span,.sidebar-foot p,.sidebar-foot .btn span{display:block;}
    .sidebar-item{justify-content:flex-start;padding:0 14px;height:48px;}
    .sidebar-item:hover::after{display:none;}
    .sidebar-foot .btn{width:100%;padding:0 22px;}
    .shell{padding-left:0;}
    .hero-grid{grid-template-columns:1fr;gap:30px;}
    .hero h1{font-size:34px;}
    .flow{grid-template-columns:repeat(2,1fr);gap:26px;}
    .flow-step:nth-child(2)::before{display:none;}
    .compare-wrap{grid-template-columns:1fr;}
    .sticky-card{position:static;}
    .grid-4{grid-template-columns:repeat(2,1fr);}
    .grid-3{grid-template-columns:repeat(2,1fr);}
    .cta-band{grid-template-columns:1fr;padding:36px 26px;}
    .cta-actions{justify-content:flex-start;}
    .footer-grid{grid-template-columns:repeat(2,1fr);}
    .sec{padding:56px 0;}
  }
  @media (max-width:639px){
    .hero{padding:36px 0 44px;}
    .hero h1{font-size:28px;}
    .hero .lead{font-size:15px;}
    .sec-head h2{font-size:24px;}
    .flow{grid-template-columns:1fr;}
    .flow-step::before{display:none;}
    .flow-step{padding-left:34px;padding-top:0;min-height:64px;}
    .flow-dot{top:6px;left:0;}
    .grid-4,.grid-3{grid-template-columns:1fr;}
    .badge-row{gap:8px;}
    .badge-data{font-size:12px;padding:5px 12px;}
    .footer-grid{grid-template-columns:1fr;gap:26px;}
    .cta-band h2{font-size:23px;}
    .btn{width:100%;}
    .hero-actions .btn,.cta-actions .btn{width:100%;}
    .consult-card .btn{width:100%;}
  }

/* roulang page: category3 */
:root{
  --brand-800:#08312C; --brand-700:#08544A; --brand-600:#0B6B5F; --brand-400:#4E9A90; --brand-050:#E6F1EE;
  --accent-600:#B67C16; --accent-500:#D99A2B; --danger:#C8503C;
  --bg:#F5F4EF; --bg-alt:#EDEBE3; --card:#FFFFFF; --line:#E1DED4; --line-dash:#D8D4C8;
  --ink:#122420; --ink-2:#55635E; --ink-3:#8A948F;
  --r-card:20px; --r-media:24px; --r-btn:12px;
  --sh-1:0 1px 2px rgba(11,46,42,.05);
  --sh-2:0 12px 32px -12px rgba(11,46,42,.18);
  --sh-3:0 20px 48px -16px rgba(11,46,42,.24);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-mono:ui-monospace,Consolas,"SFMono-Regular",Menlo,monospace;
  --sidebar-w:248px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-sans);
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button{font:inherit;cursor:pointer;}
:focus-visible{outline:3px solid rgba(11,107,95,.3);outline-offset:2px;border-radius:6px;}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}

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

/* ---------- 左侧竖向导航 ---------- */
.sidebar{
  position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);z-index:60;
  background:var(--card);border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:20px 14px 18px;gap:8px;
}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:6px 8px 16px;border-bottom:1px dashed var(--line-dash);}
.logo-mark{
  width:40px;height:40px;flex:none;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-700),var(--brand-600));
  color:#EAF6F3;font-family:var(--font-mono);font-weight:700;font-size:13px;letter-spacing:.04em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.3;min-width:0;}
.brand-text b{font-size:15px;font-weight:800;letter-spacing:-.01em;}
.brand-text small{font-size:12px;color:var(--ink-3);}
.sidebar-group{font-size:12px;color:var(--ink-3);letter-spacing:.08em;padding:14px 12px 6px;}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;}
.sidebar-item{
  position:relative;display:flex;align-items:center;gap:12px;height:44px;
  padding:0 12px 0 14px;border-radius:var(--r-btn);color:var(--ink-2);font-size:14.5px;
  border-left:3px solid transparent;transition:background .2s ease,color .2s ease;
}
.sidebar-item i{width:18px;text-align:center;font-size:15px;color:var(--brand-400);}
.sidebar-item:hover{background:rgba(230,241,238,.7);color:var(--brand-800);}
.sidebar-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:700;border-left-color:var(--brand-600);}
.sidebar-item.is-active i{color:var(--brand-700);}
.sidebar-foot{margin-top:auto;padding:14px 10px 4px;border-top:1px dashed var(--line-dash);}
.sidebar-foot .btn{width:100%;}
.sidebar-contact{font-size:12.5px;color:var(--ink-3);line-height:1.7;margin-top:10px;}
.sidebar-contact strong{color:var(--brand-700);font-family:var(--font-mono);}

/* ---------- 顶部移动导航 ---------- */
.top-bar{
  display:none;position:sticky;top:0;z-index:70;height:58px;align-items:center;justify-content:space-between;
  padding:0 16px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);box-shadow:var(--sh-1);
}
.top-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:15.5px;}
.top-brand .logo-mark{width:34px;height:34px;border-radius:10px;font-size:12px;}
.hamburger{
  width:42px;height:42px;border:1px solid var(--line);background:var(--card);border-radius:11px;
  display:grid;place-items:center;color:var(--brand-700);font-size:16px;
}
.hamburger:hover{background:var(--brand-050);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,49,44,.45);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;left:0;top:0;bottom:0;width:280px;z-index:90;background:var(--card);
  padding:20px 16px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(-100%);transition:transform .28s ease;box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0);}
.drawer .sidebar-item{height:48px;}
.drawer-close{position:absolute;right:12px;top:14px;border:0;background:none;font-size:18px;color:var(--ink-2);padding:6px;}

/* ---------- 主内容 ---------- */
.page-shell{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}
.section{padding:72px 0;}
.section.alt{background:var(--bg-alt);}
@media (max-width:767px){ .section{padding:48px 0;} }

.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);flex-wrap:wrap;}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:var(--line-dash);}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;overflow:hidden;padding:52px 0 44px;
  background:linear-gradient(150deg,rgba(11,107,95,.10),rgba(245,244,239,0) 62%),var(--bg);
  border-bottom:1px solid var(--line);
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:repeating-linear-gradient(0deg,var(--brand-800) 0 1px,transparent 1px 24px),
                   repeating-linear-gradient(90deg,var(--brand-800) 0 1px,transparent 1px 24px);
}
.page-head .wrap{position:relative;z-index:1;}
.head-grid{display:grid;grid-template-columns:1.6fr .9fr;gap:40px;align-items:end;margin-top:22px;}
@media (max-width:1023px){ .head-grid{grid-template-columns:1fr;gap:26px;} }
h1{font-size:46px;line-height:1.15;font-weight:800;letter-spacing:-.01em;margin:14px 0 0;}
@media (max-width:1023px){ h1{font-size:34px;} }
@media (max-width:520px){ h1{font-size:29px;} }
.head-lead{margin-top:16px;font-size:16.5px;color:var(--ink-2);max-width:660px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--brand-700);background:var(--brand-050);border-radius:999px;padding:5px 14px;
}
.eyebrow i{font-size:12px;}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);padding:22px 22px 18px;
}
.stat-card h2{font-size:14px;color:var(--ink-3);font-weight:600;letter-spacing:.04em;}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;padding:12px 0;border-bottom:1px dashed var(--line-dash);}
.stat-row:last-of-type{border-bottom:0;}
.stat-row span{font-size:14px;color:var(--ink-2);}
.stat-row b{font-size:26px;font-weight:700;color:var(--brand-700);font-family:var(--font-mono);}
.stat-row b small{font-size:13px;color:var(--ink-3);font-weight:500;margin-left:2px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:var(--card);border-color:var(--brand-600);color:var(--brand-700);}
.btn-outline:hover{background:var(--brand-050);transform:translateY(-1px);}
.btn-accent{background:var(--accent-500);color:#33230A;box-shadow:var(--sh-1);}
.btn-accent:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);}
.btn:disabled{opacity:.4;cursor:not-allowed;}
.btn-block{width:100%;}

/* ---------- 资源网格 ---------- */
.grid-layout{display:grid;grid-template-columns:250px 1fr;gap:32px;align-items:start;}
@media (max-width:1023px){ .grid-layout{grid-template-columns:1fr;gap:24px;} }
.filter-panel{
  position:sticky;top:24px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:18px 14px;box-shadow:var(--sh-1);
}
@media (max-width:1023px){ .filter-panel{position:static;} }
.filter-title{font-size:13px;color:var(--ink-3);letter-spacing:.06em;padding:0 10px 10px;}
.filter-list{display:flex;flex-direction:column;gap:4px;}
.filter-item{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:var(--r-btn);font-size:14.5px;color:var(--ink-2);
  border-left:3px solid transparent;background:none;border-top:0;border-right:0;border-bottom:0;
  width:100%;text-align:left;transition:background .2s ease,color .2s ease;
}
.filter-item em{font-style:normal;font-family:var(--font-mono);font-size:12.5px;color:var(--ink-3);}
.filter-item:hover{background:rgba(230,241,238,.7);color:var(--brand-800);}
.filter-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:700;border-left-color:var(--brand-600);}
.filter-item.is-active em{color:var(--brand-600);}
.filter-note{margin-top:14px;padding:12px;border-top:1px dashed var(--line-dash);font-size:12.5px;color:var(--ink-3);line-height:1.7;}

.res-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:22px;}
.res-head h2{font-size:28px;font-weight:700;line-height:1.3;}
@media (max-width:640px){ .res-head h2{font-size:23px;} }
.res-count{font-size:13.5px;color:var(--ink-2);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:6px 14px;}
.res-count b{font-family:var(--font-mono);color:var(--brand-700);}

.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
@media (max-width:1279px){ .res-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:639px){ .res-grid{grid-template-columns:1fr;gap:18px;} }

.res-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:16px;display:flex;flex-direction:column;gap:12px;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.res-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:var(--brand-400);}
.res-media{
  position:relative;border-radius:16px;overflow:hidden;aspect-ratio:16/9;
  background:linear-gradient(135deg,rgba(11,107,95,.14),rgba(217,154,43,.12));
}
.res-media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out;}
.res-card:hover .res-media img{transform:scale(1.03);}
.res-no{
  position:absolute;top:10px;left:10px;z-index:2;
  font-family:var(--font-mono);font-size:12.5px;font-weight:700;color:#EAF6F3;
  background:rgba(8,49,44,.86);border-radius:8px;padding:3px 9px;
}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;
  color:var(--brand-700);background:var(--brand-050);border-radius:999px;padding:4px 12px;align-self:flex-start;
}
.res-card h3{font-size:17.5px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.res-card p{font-size:14px;line-height:1.75;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.res-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-600);
}
.res-link i{transition:transform .2s ease;font-size:12px;}
.res-card:hover .res-link i{transform:translateX(3px);}

/* ---------- 分页 ---------- */
.pagination{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:36px;align-items:center;}
.page-link{
  min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;
  padding:0 14px;border:1px solid var(--line);background:var(--card);border-radius:var(--r-btn);
  font-size:14px;color:var(--ink-2);transition:all .2s ease;
}
.page-link:hover{border-color:var(--brand-400);color:var(--brand-700);background:var(--brand-050);}
.page-link.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;font-weight:700;}
.page-link.is-disabled{opacity:.45;pointer-events:none;}
.page-info{width:100%;text-align:center;font-size:13px;color:var(--ink-3);margin-top:10px;}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
@media (max-width:1023px){ .steps{grid-template-columns:1fr;} }
.step-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease;
}
.step-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.step-no{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:var(--brand-800);color:#A8E6D9;font-family:var(--font-mono);font-weight:700;font-size:15px;
}
.step-card h3{font-size:19px;font-weight:700;margin:16px 0 8px;}
.step-card p{font-size:14.5px;color:var(--ink-2);}
.step-line{position:absolute;top:45px;right:-14px;width:28px;height:1px;border-top:1px dashed var(--line-dash);}
@media (max-width:1023px){ .step-line{display:none;} }

/* ---------- FAQ ---------- */
.faq-item{
  border:1px solid var(--line);border-radius:16px;background:var(--card);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,background .2s ease;
}
.faq-item.is-open{border-color:var(--brand-400);background:var(--brand-050);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 20px;background:none;border:0;border-left:3px solid transparent;
  text-align:left;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item.is-open .faq-q{border-left-color:var(--brand-600);}
.faq-q span{flex:1;}
.faq-icon{color:var(--brand-600);transition:transform .2s ease;font-size:14px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s ease;}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;padding:0 20px;font-size:14.5px;color:var(--ink-2);}
.faq-item.is-open .faq-a-inner{padding-bottom:18px;}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-media);
  background:linear-gradient(135deg,var(--brand-800),var(--brand-600));
  padding:44px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
}
@media (max-width:1023px){ .cta-card{grid-template-columns:1fr;padding:32px 24px;gap:28px;} }
.cta-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.07;
  background-image:repeating-linear-gradient(0deg,#fff 0 1px,transparent 1px 26px),
                   repeating-linear-gradient(90deg,#fff 0 1px,transparent 1px 26px);
}
.cta-card > *{position:relative;z-index:1;}
.eyebrow-light{background:rgba(255,255,255,.14);color:#CFEDE6;}
.cta-card h2{font-size:30px;line-height:1.28;font-weight:800;color:#fff;margin:16px 0 12px;}
@media (max-width:767px){ .cta-card h2{font-size:24px;} }
.cta-card p{color:#CFEDE6;font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;}
.mini-form{
  background:var(--card);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-3);
  display:flex;flex-direction:column;gap:14px;
}
.mini-form h3{font-size:17px;font-weight:700;}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:13px;color:var(--ink-2);font-weight:600;}
.field input,.field select,.field textarea{
  height:48px;border:1px solid var(--line);border-radius:var(--r-btn);padding:0 14px;
  font-size:14.5px;font-family:var(--font-sans);color:var(--ink);background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:88px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(11,107,95,.22);
}
.form-tip{font-size:12.5px;color:var(--ink-3);}
.success-bar{
  background:var(--brand-050);border:1px solid var(--brand-400);color:var(--brand-700);
  border-radius:var(--r-btn);padding:10px 14px;font-size:13.5px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:auto;background:linear-gradient(180deg,var(--brand-800),var(--brand-700));
  color:#D6E6E2;position:relative;overflow:hidden;
}
.site-footer::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;
  background-image:repeating-linear-gradient(0deg,#fff 0 1px,transparent 1px 28px),
                   repeating-linear-gradient(90deg,#fff 0 1px,transparent 1px 28px);
}
.footer-inner{position:relative;z-index:1;padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
@media (max-width:1023px){ .footer-grid{grid-template-columns:1fr 1fr;gap:26px;} }
@media (max-width:520px){ .footer-grid{grid-template-columns:1fr;} }
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand b{font-size:17px;font-weight:800;color:#fff;}
.footer-desc{font-size:13.5px;line-height:1.85;color:#B8D5CF;max-width:340px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:12px;}
.footer-link{display:block;font-size:13.5px;color:#C6DED8;padding:5px 0;}
.footer-link:hover{color:var(--accent-500);text-decoration:underline;}
.footer-contact{font-size:13.5px;line-height:2;color:#C6DED8;}
.footer-contact strong{color:#fff;font-family:var(--font-mono);}
.footer-bottom{
  position:relative;z-index:1;margin-top:36px;padding-top:18px;border-top:1px dashed rgba(255,255,255,.22);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12.5px;color:#A9C9C3;
}

/* ---------- 断点：竖栏紧凑 ---------- */
@media (min-width:1024px) and (max-width:1279px){
  :root{ --sidebar-w:76px; }
  .sidebar{padding:18px 10px;}
  .sidebar-brand{justify-content:center;padding:6px 0 14px;}
  .brand-text,.sidebar-group,.sidebar-foot{display:none;}
  .sidebar-item{justify-content:center;padding:0;gap:0;}
  .sidebar-item span{display:none;}
  .sidebar-item::after{
    content:attr(data-label);position:absolute;left:calc(100% + 12px);top:50%;transform:translateY(-50%);
    background:var(--brand-800);color:#EAF6F3;font-size:12.5px;padding:6px 12px;border-radius:8px;
    white-space:nowrap;opacity:0;visibility:hidden;transition:opacity .18s ease;z-index:5;
  }
  .sidebar-item:hover::after{opacity:1;visibility:visible;}
}
@media (max-width:1023px){
  :root{ --sidebar-w:0px; }
  .sidebar{display:none;}
  .top-bar{display:flex;}
  .page-shell{margin-left:0;}
}

/* roulang page: category4 */
:root{
  --brand-800:#08312C; --brand-700:#08544A; --brand-600:#0B6B5F; --brand-400:#4E9A90;
  --brand-050:#E6F1EE; --accent-600:#B67C16; --accent-500:#D99A2B; --danger:#C8503C;
  --bg:#F5F4EF; --bg-alt:#EDEBE3; --card:#FFFFFF; --line:#E1DED4; --line-dash:#D8D4C8;
  --ink:#122420; --ink-2:#55635E; --ink-3:#8A948F;
  --r-card:20px; --r-media:24px; --r-btn:12px;
  --sh-1:0 1px 2px rgba(11,46,42,.05);
  --sh-2:0 12px 32px -12px rgba(11,46,42,.18);
  --sh-3:0 20px 48px -16px rgba(11,46,42,.24);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure,table{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-family:ui-monospace,Consolas,"SFMono-Regular",Menlo,monospace;font-variant-numeric:tabular-nums}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(11,107,95,.3)}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.wrap{padding:0 32px}}

/* ===== 移动端顶部栏 ===== */
.topbar{
  position:sticky;top:0;z-index:60;display:flex;align-items:center;justify-content:space-between;
  height:60px;padding:0 16px;background:rgba(255,255,255,.93);
  border-bottom:1px solid var(--line);box-shadow:var(--sh-1);backdrop-filter:blur(8px);
}
.topbar-logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:15.5px;color:var(--brand-800)}
.burger{
  display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--brand-700);font-size:17px;
}
.burger:hover{background:var(--brand-050)}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:280px;z-index:90;background:#fff;
  transform:translateX(-100%);transition:transform .25s ease;padding:20px 16px;
  display:flex;flex-direction:column;overflow-y:auto;border-right:1px solid var(--line);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer .sidebar-item{height:48px}
.mask{
  position:fixed;inset:0;background:rgba(8,49,44,.45);z-index:80;
  opacity:0;pointer-events:none;transition:opacity .25s;
}
.mask.is-open{opacity:1;pointer-events:auto}

/* ===== 左侧竖向导航 ===== */
.sidebar{display:none}
.site-main{padding-bottom:0}
@media(min-width:1024px){
  .topbar,.drawer,.mask{display:none!important}
  .sidebar{
    display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;width:248px;z-index:70;
    padding:22px 16px 18px;background:linear-gradient(180deg,#FFFFFF 0%,#FBFBF7 100%);
    border-right:1px solid var(--line);
  }
  .site-main{margin-left:248px}
}
.logo-row{display:flex;align-items:center;gap:10px;padding:0 6px 18px;border-bottom:1px dashed var(--line-dash)}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 38px;width:38px;height:38px;
  border-radius:12px;background:var(--brand-600);color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.02em;
}
.logo-text b{display:block;font-size:15.5px;font-weight:800;color:var(--brand-800);line-height:1.3}
.logo-text span{display:block;font-size:12px;color:var(--ink-3);line-height:1.5}
.sidebar-group{
  font-size:12px;letter-spacing:.12em;color:var(--ink-3);padding:20px 12px 10px;
}
.sidebar-item{
  position:relative;display:flex;align-items:center;gap:12px;height:44px;padding:0 14px;
  border-radius:12px;font-size:14.5px;color:var(--ink-2);transition:background .18s,color .18s;
}
.sidebar-item i{width:18px;text-align:center;font-size:15px;color:var(--brand-400)}
.sidebar-item:hover{background:rgba(230,241,238,.75);color:var(--brand-700)}
.sidebar-item.is-active{background:var(--brand-050);color:var(--brand-800);font-weight:700}
.sidebar-item.is-active i{color:var(--brand-600)}
.sidebar-item.is-active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:0 3px 3px 0;background:var(--brand-600);
}
.sidebar-foot{margin-top:auto;padding-top:18px;border-top:1px dashed var(--line-dash)}
.sidebar-foot .btn{width:100%;justify-content:center}
.sidebar-note{font-size:12.5px;color:var(--ink-3);line-height:1.7;margin-top:12px}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;white-space:nowrap;
  transition:background .2s,color .2s,box-shadow .2s,transform .2s,border-color .2s;
}
.btn-primary{background:var(--brand-600);border:1px solid var(--brand-600);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-700);border-color:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:none;box-shadow:var(--sh-1)}
.btn-ghost{background:#fff;border:1px solid var(--brand-600);color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-050)}
.btn-accent{background:var(--accent-500);border:1px solid var(--accent-500);color:#2B1E05}
.btn-accent:hover{background:var(--accent-600);border-color:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-light{background:transparent;border:1px solid rgba(255,255,255,.62);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.14)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none}

/* ===== 徽章 / 胶囊 ===== */
.badge-cat{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--brand-050);color:var(--brand-700);font-size:12.5px;font-weight:600}
.badge-data{display:inline-flex;flex-direction:column;gap:2px;background:var(--brand-800);border-radius:14px;padding:12px 16px}
.badge-data .num{font-size:24px;font-weight:700;color:#A8E6D9;line-height:1.2}
.badge-data span{font-size:12.5px;color:#8FC3B8;line-height:1.5}
.badge-soft{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:999px;background:rgba(217,154,43,.16);color:var(--accent-600);font-size:13px;font-weight:600}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);font-size:13.5px;
  transition:background .18s,border-color .18s,color .18s;
}
.chip:hover{border-color:var(--brand-400);color:var(--brand-700);background:rgba(230,241,238,.6)}
.chip.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff}

/* ===== 卡片 ===== */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:box-shadow .22s,transform .22s,border-color .22s;
}
.card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:var(--brand-400)}
.card-media{overflow:hidden;border-radius:16px;background:linear-gradient(135deg,rgba(11,107,95,.1),rgba(217,154,43,.08));aspect-ratio:16/9}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.card:hover .card-media img{transform:scale(1.03)}

/* ===== 面包屑 ===== */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3);padding:22px 0 0}
.crumb a:hover{color:var(--brand-700)}
.crumb .sep{color:var(--line-dash)}
.crumb .current{color:var(--ink-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:
    repeating-linear-gradient(0deg,rgba(11,107,95,.05) 0 1px,transparent 1px 34px),
    repeating-linear-gradient(90deg,rgba(11,107,95,.05) 0 1px,transparent 1px 34px),
    linear-gradient(135deg,rgba(11,107,95,.09) 0%,rgba(245,244,239,1) 60%);
}
.hero-inner{display:grid;gap:32px;padding:44px 0 52px}
@media(min-width:1024px){
  .hero-inner{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:44px;padding:56px 0 68px;align-items:start}
}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--brand-700);font-size:13px;font-weight:600}
.hero h1{font-size:30px;line-height:1.2;font-weight:800;letter-spacing:-.01em;margin:16px 0 14px;color:var(--brand-800)}
@media(min-width:768px){.hero h1{font-size:42px}}
@media(min-width:1280px){.hero h1{font-size:48px}}
.lead{font-size:16px;color:var(--ink-2);max-width:62ch;line-height:1.9}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.searchbar{
  display:flex;align-items:center;gap:10px;margin-top:24px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:8px 8px 8px 16px;box-shadow:var(--sh-1);max-width:560px;
}
.searchbar:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(11,107,95,.16)}
.searchbar i{color:var(--brand-600)}
.searchbar input{flex:1;border:0;outline:none;font-size:15px;color:var(--ink);background:transparent;height:40px}
.searchbar input::placeholder{color:var(--ink-3)}
.topic-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-media);padding:22px;box-shadow:var(--sh-2)}
.stat-card h3{font-size:15px;font-weight:700;color:var(--brand-800);margin-bottom:14px}
.stat-line{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line-dash)}
.stat-line:last-of-type{border-bottom:0}
.stat-line .num{font-size:22px;font-weight:700;color:var(--brand-600)}
.stat-line span{font-size:13.5px;color:var(--ink-2)}
.stat-tip{margin-top:14px;background:var(--brand-050);border-radius:14px;padding:12px 14px;font-size:13.5px;color:var(--brand-700);line-height:1.7}

/* ===== 板块 ===== */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:80px 0}}
.section-head{margin-bottom:26px}
.section-head h2{font-size:26px;font-weight:700;letter-spacing:-.01em;color:var(--brand-800)}
@media(min-width:768px){.section-head h2{font-size:32px}}
.section-head p{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:70ch}
.grid-3{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:640px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.svc-card{padding:20px}
.svc-card h3{font-size:19px;font-weight:700;color:var(--brand-800);margin:16px 0 8px}
.svc-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8}
.svc-list{margin-top:14px}
.svc-list li{position:relative;padding-left:20px;font-size:14px;color:var(--ink-2);line-height:1.9}
.svc-list li::before{
  content:"";position:absolute;left:0;top:12px;width:8px;height:8px;border-radius:3px;
  background:var(--brand-050);border:1.5px solid var(--brand-600);
}

/* ===== FAQ 区 ===== */
.faq-layout{display:grid;gap:24px}
@media(min-width:1024px){.faq-layout{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:start}}
.faq-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.faq-cols{display:grid;gap:14px}
@media(min-width:640px){.faq-cols{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}}
.faq-col{display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.faq-item:hover{border-color:var(--brand-400)}
.faq-q{
  display:flex;justify-content:space-between;gap:12px;width:100%;text-align:left;
  padding:16px 18px;font-size:15.5px;font-weight:600;line-height:1.65;color:var(--ink);
}
.faq-icon{position:relative;flex:0 0 18px;width:18px;height:18px;margin-top:4px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-600);transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px;transition:transform .2s,opacity .2s}
.faq-item.is-open{background:var(--brand-050);border-color:var(--brand-400);box-shadow:inset 3px 0 0 var(--brand-600),var(--sh-1)}
.faq-item.is-open .faq-q{color:var(--brand-800)}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a-inner{padding:0 18px 18px;font-size:14.5px;color:var(--ink-2);line-height:1.85}
.faq-a-inner ul{margin-top:8px}
.faq-a-inner li{position:relative;padding-left:16px;margin-top:4px}
.faq-a-inner li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:5px;border-radius:50%;background:var(--brand-400)}
.empty-state{
  display:none;background:var(--brand-050);border:1px dashed var(--brand-400);border-radius:16px;
  padding:34px 20px;text-align:center;color:var(--brand-700);
}
.empty-state i{font-size:24px;display:block;margin-bottom:10px;color:var(--brand-600)}
.empty-state p{font-size:14.5px}
.consult{
  position:sticky;top:24px;background:var(--brand-050);border:1px solid var(--brand-400);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
}
.consult h3{font-size:19px;font-weight:700;color:var(--brand-800);margin-bottom:8px}
.consult p{font-size:14px;color:var(--ink-2);line-height:1.8}
.consult ul{margin:16px 0 20px}
.consult li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.9}
.consult li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:2px;background:var(--brand-600)}
.consult .btn + .btn{margin-top:10px}
.consult-note{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line-dash);font-size:13px;color:var(--ink-3);line-height:1.8}

/* ===== 流程 ===== */
.flow{display:grid;gap:18px;grid-template-columns:1fr;counter-reset:step}
@media(min-width:768px){.flow{grid-template-columns:repeat(4,minmax(0,1fr))}}
.flow-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.flow-dot{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;
  background:var(--brand-600);color:#fff;font-size:14px;font-weight:700;
}
.flow-item h3{font-size:16.5px;font-weight:700;color:var(--brand-800);margin:14px 0 6px}
.flow-item p{font-size:14px;color:var(--ink-2);line-height:1.8}
@media(min-width:768px){
  .flow-item:not(:last-child)::after{
    content:"";position:absolute;right:-18px;top:37px;width:18px;border-top:2px dashed var(--line-dash);
  }
}

/* ===== 规格表 ===== */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;box-shadow:var(--sh-1)}
table.spec{width:100%;min-width:760px;border-collapse:collapse}
table.spec th,table.spec td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
table.spec th{background:var(--brand-050);color:var(--brand-700);font-weight:700;font-size:14px;white-space:nowrap}
table.spec tbody tr:nth-child(even){background:rgba(237,235,227,.55)}
table.spec tbody tr:hover{background:rgba(230,241,238,.7)}
table.spec tbody tr:last-child td{border-bottom:0}
table.spec td:first-child{font-weight:600;color:var(--brand-800);white-space:nowrap}

/* ===== CTA 条 ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-media);
  background:linear-gradient(120deg,var(--brand-800) 0%,var(--brand-600) 100%);
  padding:36px 26px;color:#fff;
}
@media(min-width:1024px){.cta-band{padding:44px 40px}}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 36px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 36px);
}
.cta-inner{position:relative;z-index:1;display:grid;gap:24px}
@media(min-width:1024px){.cta-inner{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:center}}
.cta-band h2{font-size:24px;font-weight:800;letter-spacing:-.01em}
@media(min-width:768px){.cta-band h2{font-size:30px}}
.cta-band p{margin-top:12px;font-size:15px;color:#CBE4DE;max-width:60ch;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.cta-facts{display:grid;gap:12px}
@media(min-width:520px){.cta-facts{grid-template-columns:repeat(2,minmax(0,1fr))}}
.fact{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:14px 16px;
}
.fact .num{font-size:22px;font-weight:700;color:#A8E6D9}
.fact span{display:block;font-size:13px;color:#BFDAD4;margin-top:2px}

/* ===== 页脚 ===== */
.site-footer{margin-top:72px;background:linear-gradient(180deg,var(--brand-800) 0%,var(--brand-700) 100%);color:#D6E6E2}
.footer-inner{padding-top:56px;padding-bottom:0}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff}
.logo-mark-sm{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;
  background:var(--accent-500);color:#14261F;font-size:12.5px;font-weight:800;
}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#A9C6C0;max-width:36em}
.footer-title{font-size:13px;letter-spacing:.08em;color:#9FC4BC;margin-bottom:14px;font-weight:600}
.footer-link{display:block;padding:6px 0;font-size:14.5px;color:#D6E6E2;transition:color .18s}
.footer-link:hover{color:var(--accent-500);text-decoration:underline}
.footer-contact{font-size:14px;line-height:2;color:#BFDAD4}
.footer-contact strong{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  margin-top:40px;padding:20px 0;border-top:1px dashed rgba(255,255,255,.18);
  font-size:13px;color:#9FC4BC;
}
@media(max-width:767px){
  .footer-bottom{flex-direction:column;align-items:flex-start}
}