/* roulang page: index */
:root{
  --c-primary:#0F7A70;
  --c-primary-deep:#0A5A53;
  --c-primary-soft:#E3F1EE;
  --c-accent:#F0763A;
  --c-accent-deep:#D25F26;
  --c-accent-soft:#FDEDE3;
  --c-amber:#E2A62B;
  --bg-page:#F6F9F8;
  --bg-card:#FFFFFF;
  --bg-alt:#EEF4F2;
  --bg-ink:#082624;
  --bg-ink-2:#0E3431;
  --t1:#0D1F1D;
  --t2:#4C625F;
  --t3:#8CA09C;
  --line:#DCE7E4;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 6px 24px rgba(8,38,36,.07);
  --sh-2:0 14px 40px rgba(8,38,36,.12);
  --sp:96px;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--t2);
  background:var(--bg-page);
  padding-bottom:64px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none}
a:hover{color:var(--c-primary-deep)}
button{font-family:inherit}
h1,h2,h3,h4{color:var(--t1);line-height:1.3;margin:0}
p{margin:0 0 1.1em;max-width:46em;text-align:left}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--sp) 0}
.section-white{background:var(--bg-card)}
.section-alt{background:var(--bg-alt)}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head h2{
  font-size:clamp(1.6rem,2.4vw,2.1rem);
  font-weight:700;
  position:relative;
  padding-bottom:12px;
  margin-bottom:14px;
  letter-spacing:-.01em;
}
.sec-head h2::after{
  content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:2px;background:var(--c-primary);
}
.sec-head p{font-size:15.5px;color:var(--t2);margin:0}
.sec-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-head-row .sec-head{margin-bottom:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--c-primary);
  font-weight:600;margin-bottom:14px;text-transform:uppercase;
}

/* ============ 顶部通栏 ============ */
.topbar{
  background:var(--bg-ink);
  color:#BFD6D1;
  font-size:13px;
  min-height:32px;
  display:flex;
  align-items:center;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:32px}
.topbar-left{display:flex;align-items:center;gap:10px;line-height:1.6}
.topbar-left .badge{flex:none}
.countdown{display:flex;align-items:center;gap:4px;font-family:var(--mono);font-variant-numeric:tabular-nums;color:#fff;font-size:13px;letter-spacing:.02em}
.cd-num{
  display:inline-block;min-width:26px;text-align:center;
  background:rgba(255,255,255,.10);border-radius:6px;padding:2px 4px;font-weight:700;
}
.cd-unit{color:#8FB2AC;margin-right:6px;font-family:var(--sans);font-size:12px}
.cd-colon{color:var(--c-amber);animation:blink 1s steps(1,end) infinite}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:.25}}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--t1);font-weight:800;font-size:19px;letter-spacing:-.01em;flex:none}
.brand:hover{color:var(--c-primary-deep)}
.brand-mark{width:34px;height:34px;flex:none;display:block}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--t3);letter-spacing:.06em;line-height:1}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:999px;
  font-size:14.5px;color:var(--t2);font-weight:500;transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.nav-links a:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.nav-links a.active{color:var(--c-primary);font-weight:700}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--c-primary);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.status-pill{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12.5px;font-weight:600;white-space:nowrap;
}
.status-pill i{width:6px;height:6px;border-radius:50%;background:var(--c-primary);display:block;animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.hamburger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;
  align-items:center;justify-content:center;cursor:pointer;padding:0;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--t1);border-radius:2px;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--t1);border-radius:2px}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;text-decoration:none;
}
.btn-primary{background:var(--c-accent);color:#fff;border-color:var(--c-accent)}
.btn-primary:hover{background:var(--c-accent-deep);border-color:var(--c-accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-light{background:#fff;color:var(--c-primary-deep);border-color:#fff}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:13.5px;border-radius:8px}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:600;font-size:14.5px;
  border-bottom:1px solid var(--c-primary);padding-bottom:1px;
}
.btn-link:hover{color:var(--c-primary-deep);border-color:var(--c-primary-deep)}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-live{background:rgba(226,166,43,.14);color:#B4831A}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--c-amber);display:block}
.badge-cat{background:var(--c-primary-soft);color:var(--c-primary)}
.badge-done{background:var(--bg-alt);color:var(--t3)}
.badge-soft{background:var(--c-accent-soft);color:var(--c-accent-deep)}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;padding:72px 0 0;
  background:
    radial-gradient(680px 420px at 10% 4%,rgba(15,122,112,.17),transparent 70%),
    radial-gradient(560px 380px at 90% 20%,rgba(240,118,58,.13),transparent 72%),
    var(--bg-page);
}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:56px;align-items:center;padding-bottom:64px}
.hero h1{
  font-size:clamp(2.1rem,4vw,3.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.18;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--c-primary)}
.hero-sub{font-size:17px;line-height:1.85;color:var(--t2);max-width:34em;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.hero-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;border-top:1px solid var(--line);padding-top:24px}
.metric-num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:1.75rem;font-weight:800;color:var(--t1);line-height:1.2}
.metric-num span{font-size:1rem;font-weight:600;color:var(--c-accent);margin-left:2px}
.metric-label{font-size:13px;color:var(--t3);line-height:1.6;margin-top:2px}
.hero-visual{position:relative}
.device{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:12px;box-shadow:var(--sh-2);
}
.device img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.float-card{
  position:absolute;right:-14px;bottom:-20px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:14px 16px;box-shadow:var(--sh-2);display:grid;gap:4px;min-width:190px;
}
.float-card strong{font-size:14px;color:var(--t1);font-weight:700}
.float-card .t3{font-size:12.5px;color:var(--t3);line-height:1.5}
.cloud-divider{display:block;width:100%;height:56px;line-height:0}

/* ============ 卖点非对称 ============ */
.points-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch}
.point-card{
  position:relative;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.point-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-primary)}
.point-card:hover{box-shadow:var(--sh-2);border-color:rgba(15,122,112,.28);transform:translateY(-2px)}
.point-num{
  font-family:var(--mono);font-size:3rem;font-weight:800;line-height:1;color:var(--c-primary);opacity:.18;
  margin-bottom:8px;display:block;letter-spacing:-.04em;
}
.point-card h3{font-size:1.25rem;font-weight:700;margin-bottom:10px}
.point-card p{font-size:14.5px;line-height:1.8;color:var(--t2)}
.point-card .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.point-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.point-side .point-card{padding:26px}
.point-side .point-num{font-size:2.2rem}
.point-media{margin-top:22px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line)}
.point-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--bg-alt);color:var(--t2);font-size:12.5px;font-weight:500}
.tag-green{background:var(--c-primary-soft);color:var(--c-primary)}

/* ============ 步骤条 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:64px}
.step{position:relative;padding-top:52px}
.step::before{
  content:attr(data-num);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;
  background:#fff;border:1.5px solid var(--c-primary);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-weight:700;font-size:14px;z-index:1;
}
.step::after{content:"";position:absolute;left:46px;right:-24px;top:18px;border-top:2px dashed #C4DAD6}
.step:last-child::after{display:none}
.step h3{font-size:1.05rem;font-weight:700;margin-bottom:6px}
.step p{font-size:14px;color:var(--t2);margin:0}

/* ============ 场景错位 ============ */
.scene-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px}
.scene-row:last-child{margin-bottom:0}
.scene-row.reverse .scene-media{order:2}
.scene-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:#fff}
.scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.tabs{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.tab{
  height:32px;padding:0 15px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--t2);font-size:13px;cursor:pointer;transition:all .2s ease;
}
.tab:hover{border-color:var(--c-primary);color:var(--c-primary)}
.tab.active{background:var(--c-primary-soft);border-color:transparent;color:var(--c-primary);font-weight:600}
.tab-pane{display:none}
.tab-pane.active{display:block}
.scene-body h3{font-size:1.4rem;font-weight:700;margin-bottom:14px}
.scene-body p{font-size:15px;line-height:1.85}
.scene-list{display:grid;gap:10px;margin:20px 0 24px}
.scene-list li{position:relative;padding-left:24px;font-size:14.5px;color:var(--t2)}
.scene-list li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--c-primary);opacity:.55;transform:translateY(-50%);
}

/* ============ 社会认同 ============ */
.social{background:var(--bg-ink);color:#B9D2CD;padding:var(--sp) 0}
.social .sec-head h2{color:#fff}
.social .sec-head h2::after{background:var(--c-accent)}
.social .sec-head p{color:#9FBCB7}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{background:var(--bg-ink-2);border:1px solid rgba(255,255,255,.10);border-radius:var(--r-card);padding:26px}
.stat-num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:2.35rem;font-weight:800;color:#fff;line-height:1.15;letter-spacing:-.02em}
.stat-num small{font-size:1rem;font-weight:600;color:var(--c-amber);margin-left:2px}
.stat-label{font-size:13.5px;color:#9FBCB7;margin-top:8px;line-height:1.65}
.logo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:48px 0}
.logo-cell{
  height:66px;border:1px solid rgba(255,255,255,.14);border-radius:12px;display:flex;align-items:center;
  justify-content:center;color:rgba(255,255,255,.45);font-size:14px;font-weight:600;letter-spacing:.02em;
  transition:all .2s ease;cursor:default;text-align:center;padding:0 10px;
}
.logo-cell:hover{background:#fff;color:var(--bg-ink);border-color:#fff}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{background:var(--bg-ink-2);border:1px solid rgba(255,255,255,.10);border-radius:var(--r-card);padding:26px}
.stars{color:var(--c-amber);font-size:13px;letter-spacing:2px;margin-bottom:12px}
.quote p{font-size:14.5px;color:#C7DBD7;line-height:1.85;margin-bottom:20px}
.quote-user{display:flex;align-items:center;gap:12px;border-top:1px solid rgba(255,255,255,.10);padding-top:16px}
.avatar{
  width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px;flex:none;
}
.quote-user strong{display:block;color:#fff;font-size:14px;font-weight:600}
.quote-user span{font-size:12.5px;color:#8FB2AC}

/* ============ 资讯列表 ============ */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}
.filter-pill{
  height:34px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--t2);font-size:13.5px;cursor:pointer;transition:all .2s ease;
}
.filter-pill:hover{border-color:var(--c-primary);color:var(--c-primary)}
.filter-pill.active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
  display:flex;flex-direction:column;transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.news-card:hover{border-color:rgba(15,122,112,.3);box-shadow:var(--sh-2);transform:translateY(-2px)}
.news-thumb{display:block;border-radius:var(--r-img);overflow:hidden;margin-bottom:16px;background:var(--bg-alt)}
.news-thumb img{width:100%;height:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .2s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.news-title{font-size:1.05rem;font-weight:700;color:var(--t1);line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3em}
.news-card:hover .news-title{color:var(--c-primary-deep)}
.news-summary{font-size:14px;line-height:1.75;color:var(--t2);margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;border-top:1px solid var(--line);padding-top:14px}
.news-date{font-family:var(--mono);font-size:12.5px;color:var(--t3);font-variant-numeric:tabular-nums}
.news-arrow{color:var(--c-primary);font-size:18px;line-height:1;transition:transform .2s ease}
.news-card:hover .news-arrow{transform:translateX(3px)}
.news-empty{
  border:1.5px dashed var(--line);border-radius:var(--r-card);min-height:200px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:12px;padding:40px 20px;background:var(--bg-card);text-align:center;
}
.news-empty .ico{width:48px;height:48px;border-radius:12px;background:var(--c-primary-soft);display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-size:22px}
.news-empty strong{color:var(--t1);font-size:15.5px}
.news-empty span{font-size:13.5px;color:var(--t3)}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-side{position:sticky;top:100px}
.faq-side h2{font-size:clamp(1.6rem,2.4vw,2.1rem);font-weight:700;position:relative;padding-bottom:12px;margin-bottom:14px}
.faq-side h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:2px;background:var(--c-primary)}
.faq-side p{font-size:15px;margin-bottom:24px}
.contact-mini{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1);
}
.contact-mini strong{display:block;color:var(--t1);font-size:15px;margin-bottom:6px}
.contact-mini .phone{font-family:var(--mono);font-size:20px;font-weight:800;color:var(--c-primary);letter-spacing:.01em;display:block;margin:8px 0 4px}
.contact-mini span{font-size:13px;color:var(--t3);display:block;margin-bottom:14px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);padding-left:18px;transition:box-shadow .24s ease}
.faq-item.open{box-shadow:inset 3px 0 0 var(--c-primary)}
.faq-q{
  width:100%;background:none;border:0;text-align:left;padding:20px 40px 20px 0;font-size:16.5px;font-weight:600;
  color:var(--t1);cursor:pointer;position:relative;line-height:1.6;
}
.faq-q::after{
  content:"";position:absolute;right:10px;top:28px;width:8px;height:8px;
  border-right:2px solid var(--t3);border-bottom:2px solid var(--t3);transform:rotate(45deg);transition:transform .24s ease;
}
.faq-item.open .faq-q::after{transform:rotate(-135deg);border-color:var(--c-primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-a-inner{padding:0 40px 22px 0;font-size:15px;line-height:1.85;color:var(--t2);margin:0}

/* ============ CTA ============ */
.cta-wrap{padding:var(--sp) 0}
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;padding:56px;
  background:linear-gradient(135deg,var(--c-primary-deep) 0%,var(--c-primary) 62%,#12897C 100%);
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-90px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,118,58,.36),transparent 70%);
}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,2.4vw,2.1rem);font-weight:700;margin-bottom:14px;position:relative;z-index:1}
.cta-band p{color:rgba(255,255,255,.86);font-size:15.5px;margin:0;position:relative;z-index:1;max-width:36em}
.cta-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:1}
.cta-actions .btn{width:100%}
.cta-note{font-size:13px;color:rgba(255,255,255,.72);text-align:center}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-ink);color:#A9C3BE;padding:64px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.site-footer .brand{color:#fff;margin-bottom:16px}
.site-footer .brand-text small{color:#8FB2AC}
.footer-about{font-size:13.5px;line-height:1.85;color:#9FBCB7;max-width:30em}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-list{display:grid;gap:10px}
.footer-list a{color:#A9C3BE;font-size:13.5px;transition:color .2s ease}
.footer-list a:hover{color:#fff}
.footer-contact li{font-size:13.5px;line-height:1.8;color:#A9C3BE;margin-bottom:8px}
.footer-contact .mono{font-family:var(--mono);color:#fff;font-weight:700;font-size:16px}
.qr-box{
  margin-top:16px;width:96px;height:96px;border-radius:12px;border:1px dashed rgba(255,255,255,.28);
  display:flex;align-items:center;justify-content:center;color:#7FA39D;font-size:12px;text-align:center;line-height:1.4;padding:6px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);margin-top:48px;padding:22px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7FA39D;
}
.footer-bottom a{color:#7FA39D}
.footer-bottom a:hover{color:#fff}

/* ============ 底部固定转化条 ============ */
.dockbar{
  position:fixed;left:0;right:0;bottom:0;height:64px;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 24px rgba(8,38,36,.08);z-index:60;display:flex;align-items:center;
  transform:translateY(100%);opacity:0;transition:transform .25s ease,opacity .25s ease;
}
.dockbar.show{transform:translateY(0);opacity:1}
.dockbar .container{display:flex;align-items:center;justify-content:space-between;gap:20px}
.dock-left{display:flex;align-items:center;gap:12px;min-width:0}
.dock-text{font-size:14.5px;color:var(--t1);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dock-right{display:flex;align-items:center;gap:14px;flex:none}
.dock-tel{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--c-primary);white-space:nowrap}

/* ============ 抽屉 ============ */
.overlay{position:fixed;inset:0;background:rgba(8,38,36,.5);z-index:70;opacity:0;pointer-events:none;transition:opacity .28s ease}
.overlay.show{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;background:#fff;z-index:75;
  transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;padding:20px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;color:var(--t2);line-height:1}
.drawer-links{display:grid}
.drawer-links a{
  height:48px;display:flex;align-items:center;color:var(--t1);font-size:15px;font-weight:500;
  border-bottom:1px solid var(--line);text-decoration:none;
}
.drawer-links a.active{color:var(--c-primary);font-weight:700}
.drawer-foot{margin-top:auto;display:grid;gap:12px;padding-top:20px}
.drawer-foot .btn{width:100%}
.drawer-tel{text-align:center;font-family:var(--mono);font-size:15px;color:var(--t2)}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .nav-links{display:none}
  .hamburger{display:flex}
  .status-pill{display:none}
}
@media (max-width:1023px){
  :root{--sp:72px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-visual{max-width:620px}
  .points-grid{grid-template-columns:1fr}
  .point-side{grid-template-rows:auto}
  .stats{grid-template-columns:repeat(2,1fr)}
  .logo-wall{grid-template-columns:repeat(3,1fr)}
  .quotes{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:1fr;gap:36px}
  .faq-side{position:static}
  .cta-band{grid-template-columns:1fr;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--sp:56px}
  body{padding-bottom:72px}
  .container{padding:0 20px}
  .topbar .container{justify-content:center}
  .topbar-left{display:none}
  .hero{padding-top:48px}
  .hero-metrics{grid-template-columns:1fr;gap:16px}
  .hero-actions .btn{width:100%}
  .steps{grid-template-columns:1fr;gap:28px;margin-bottom:44px}
  .step::after{display:none}
  .scene-row{grid-template-columns:1fr;gap:28px;margin-bottom:48px}
  .scene-row.reverse .scene-media{order:0}
  .stats{grid-template-columns:repeat(2,1fr);gap:16px}
  .logo-wall{grid-template-columns:repeat(2,1fr);gap:12px}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:10px}
  .dockbar{transform:translateY(0);opacity:1;height:72px}
  .dockbar .container{padding:0 16px}
  .dock-left{display:none}
  .dock-right{width:100%;gap:10px}
  .dock-right .btn{flex:1}
  .dock-tel{display:none}
  .float-card{right:8px;bottom:-16px;min-width:0;padding:12px}
}
@media (max-width:520px){
  .hero h1{font-size:2rem}
  .stat-num{font-size:1.9rem}
  .btn{width:100%}
  .cta-actions .btn{width:100%}
  .point-card{padding:24px}
  .brand-text{font-size:17px}
}

/* roulang page: article */
:root{
  --c-primary:#0F7A70;
  --c-primary-deep:#0A5A53;
  --c-primary-soft:#E3F1EE;
  --c-accent:#F0763A;
  --c-accent-deep:#D25F26;
  --c-accent-soft:#FDEDE3;
  --c-amber:#E2A62B;
  --bg-page:#F6F9F8;
  --bg-card:#FFFFFF;
  --bg-alt:#EEF4F2;
  --bg-ink:#082624;
  --bg-ink-2:#0E3431;
  --t1:#0D1F1D;
  --t2:#4C625F;
  --t3:#8CA09C;
  --line:#DCE7E4;
  --sh-1:0 6px 24px rgba(8,38,36,.07);
  --sh-2:0 14px 40px rgba(8,38,36,.12);
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --wrap:1200px;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg-page);
  color:var(--t2);
  font-size:16px;
  line-height:1.85;
  padding-bottom:104px;
  text-align:left;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--c-primary);text-decoration:none}
button{font:inherit}
h1,h2,h3,h4{margin:0;color:var(--t1);letter-spacing:-.01em}
p{margin:0 0 1.1em;max-width:46em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ============ 按钮 / 徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 4px 14px rgba(240,118,58,.28)}
.btn-primary:hover{background:var(--c-accent-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 14px rgba(240,118,58,.28)}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-soft);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);transform:translateY(-1px)}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1;
}
.badge-cat{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.badge-live{background:rgba(226,166,43,.14);color:#8a6206}
.badge-live i,.status-pill i{width:6px;height:6px;border-radius:50%;background:var(--c-amber);display:inline-block}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:12px;color:var(--t1);flex:0 0 auto}
.brand-mark{width:40px;height:40px;flex:0 0 40px}
.brand-text{display:flex;flex-direction:column;font-size:18px;font-weight:800;line-height:1.2;color:var(--t1)}
.brand-text small{font-size:11px;font-weight:500;color:var(--t3);letter-spacing:.04em;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  position:relative;padding:10px 13px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--t2);
  transition:background .2s ease-out,color .2s ease-out;
}
.nav-links a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.nav-links a.active{color:var(--c-primary);font-weight:700}
.nav-links a.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;border-radius:2px;background:var(--c-primary);
}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.status-pill{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;
  background:rgba(226,166,43,.12);color:#8a6206;
}
.hamburger{
  display:none;position:relative;width:44px;height:44px;
  border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;
}
.hamburger span{position:absolute;left:50%;top:50%;width:18px;height:2px;margin:-1px 0 0 -9px;background:var(--t1);border-radius:2px}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--t1);border-radius:2px}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,38,36,.5);z-index:70;
  opacity:0;visibility:hidden;transition:opacity .25s ease-out,visibility .25s;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;max-width:86vw;z-index:80;
  background:#fff;box-shadow:-14px 0 40px rgba(8,38,36,.18);
  transform:translateX(102%);transition:transform .28s ease-out;
  display:flex;flex-direction:column;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-title{font-weight:800;color:var(--t1);font-size:16px}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--t2);font-size:20px;line-height:1;cursor:pointer}
.drawer-links{display:flex;flex-direction:column;padding:8px 0;overflow-y:auto}
.drawer-links a{height:48px;display:flex;align-items:center;padding:0 20px;color:var(--t2);font-size:15px;font-weight:500;border-bottom:1px solid var(--bg-alt)}
.drawer-links a.active{color:var(--c-primary);font-weight:700;background:var(--c-primary-soft)}
.drawer-foot{margin-top:auto;padding:16px 20px 24px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.drawer-phone{text-align:center;font-size:14px;color:var(--t2);font-family:var(--mono)}

/* ============ 文章头 ============ */
.post-hero{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--line)}
.post-hero::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.15;
}
.post-hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,122,112,.20),rgba(15,122,112,0) 68%);
}
.post-hero .container{position:relative;z-index:1;padding-top:24px;padding-bottom:44px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t3);margin-bottom:20px}
.crumb a{color:var(--t2)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:var(--line)}
.crumb-cur{color:var(--t3);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-title{
  font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:800;line-height:1.35;letter-spacing:-.02em;
  max-width:56ch;margin-bottom:18px;
}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--t3)}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.post-meta time{font-family:var(--mono);font-variant-numeric:tabular-nums}
.post-meta .author{color:var(--t2);font-weight:600}

/* ============ 正文布局 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;
  padding-top:48px;padding-bottom:16px;
}
.post{min-width:0}
.prose{max-width:760px;font-size:16px;line-height:1.9;color:var(--t2)}
.prose p{margin:0 0 1.1em}
.prose h2{
  position:relative;margin:40px 0 16px;padding-left:16px;
  font-size:clamp(1.3rem,2vw,1.6rem);font-weight:700;line-height:1.45;color:var(--t1);
}
.prose h2::before{content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:4px;background:var(--c-primary)}
.prose h3{margin:28px 0 12px;font-size:1.15rem;font-weight:700;color:var(--c-primary-deep)}
.prose h4{margin:22px 0 10px;font-size:1rem;font-weight:700;color:var(--t1)}
.prose ul,.prose ol{padding-left:1.5em;margin:0 0 1.1em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin-bottom:.5em}
.prose li::marker{color:var(--c-primary);font-weight:700}
.prose blockquote{
  margin:24px 0;padding:20px;background:var(--c-primary-soft);
  border-left:3px solid var(--c-primary);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--t1);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:var(--r-img);margin:24px auto;width:auto;max-width:100%}
.prose a{color:var(--c-primary);text-decoration:underline;text-underline-offset:4px}
.prose a:hover{color:var(--c-primary-deep)}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px;background:#fff}
.prose th{background:var(--c-primary-soft);color:var(--c-primary-deep);text-align:left;padding:12px;border:1px solid var(--line);font-weight:700}
.prose td{padding:12px;border:1px solid var(--line);vertical-align:top}
.prose tr:nth-child(even) td{background:var(--bg-alt)}
.prose hr{border:0;border-top:1px dashed var(--line);margin:32px 0}
.prose code{background:var(--bg-alt);border-radius:6px;padding:2px 6px;font-family:var(--mono);font-size:.9em;color:var(--c-primary-deep)}

.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;
  padding:48px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state h2{font-size:1.35rem;font-weight:700;margin-bottom:12px}
.empty-state p{margin:0 auto 22px;max-width:44ch;color:var(--t2)}

/* 文末标签与翻页 */
.post-tags{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:40px 0 0;padding-top:24px;border-top:1px solid var(--line)}
.post-tags .tags-label{font-size:13px;color:var(--t3)}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--bg-alt);color:var(--t2);font-size:13px;
  transition:background .2s ease-out,color .2s ease-out;
}
.tag:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.post-nav-item{
  display:flex;flex-direction:column;gap:6px;padding:18px 20px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);
  transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.post-nav-item:hover{border-color:rgba(15,122,112,.35);box-shadow:var(--sh-2);transform:translateY(-1px)}
.post-nav-item.next{text-align:right;align-items:flex-end}
.pn-label{font-size:12px;color:var(--t3)}
.pn-title{font-size:15px;font-weight:700;color:var(--t1);line-height:1.5}

/* ============ 侧栏 ============ */
.side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.side-title{font-size:15px;font-weight:700;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.toc{display:flex;flex-direction:column;gap:2px}
.toc li a{
  display:block;padding:8px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:14px;color:var(--t2);line-height:1.6;
  transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.toc li a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);border-left-color:var(--c-primary)}
.toc-empty{font-size:13px;color:var(--t3);padding:4px 0}
.mini-card{
  display:flex;gap:12px;align-items:center;padding:10px;border-radius:12px;
  transition:background .2s ease-out;
}
.mini-card:hover{background:var(--bg-alt)}
.mini-card img{width:72px;height:54px;border-radius:10px;flex:0 0 72px}
.mini-card span{font-size:14px;color:var(--t1);font-weight:600;line-height:1.55}
.side-back{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-radius:var(--r-card);
  background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:700;font-size:14px;
  transition:background .2s ease-out;
}
.side-back:hover{background:#d5eae6}

/* ============ 相关推荐 ============ */
.related{padding:56px 0 8px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:clamp(1.4rem,2.2vw,1.9rem);font-weight:700;position:relative;padding-bottom:14px}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:4px;background:var(--c-primary)}
.section-head p{margin:8px 0 0;font-size:14px;color:var(--t3);max-width:52ch}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.card:hover{border-color:rgba(15,122,112,.35);box-shadow:var(--sh-2);transform:translateY(-2px)}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.card-thumb img{width:100%;height:100%;transition:transform .25s ease-out}
.card:hover .card-thumb img{transform:scale(1.03)}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:16px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:14px;line-height:1.75;color:var(--t2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;font-size:13px;color:var(--t3)}
.card-foot .arrow{color:var(--c-primary);font-weight:700}

/* ============ CTA ============ */
.cta-band{position:relative;overflow:hidden;background:var(--bg-ink);color:#fff;margin-top:64px;padding:64px 0}
.cta-band::after{
  content:"";position:absolute;left:-160px;bottom:-200px;width:480px;height:480px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,118,58,.22),rgba(240,118,58,0) 68%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;line-height:1.4;margin-bottom:14px}
.cta-inner p{color:rgba(255,255,255,.75);margin:0;max-width:44ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:22px}
.cta-points span{font-size:13px;color:rgba(255,255,255,.72);display:inline-flex;align-items:center;gap:8px}
.cta-points span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-amber)}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-ink);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text small{color:rgba(255,255,255,.5)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-about{font-size:14px;line-height:1.85;margin:16px 0 0;color:rgba(255,255,255,.62);max-width:40ch}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-list li{margin-bottom:10px}
.footer-list a,.footer-contact li{font-size:14px;color:rgba(255,255,255,.66)}
.footer-list a:hover{color:#fff}
.footer-contact li{margin-bottom:10px}
.footer-contact .mono{color:#fff}
.qr-box{
  margin-top:16px;width:112px;height:112px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.32);background:var(--bg-ink-2);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;line-height:1.6;color:rgba(255,255,255,.6);
}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 底部固定转化条 ============ */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;height:64px;background:#fff;
  border-top:1px solid var(--line);box-shadow:0 -6px 24px rgba(8,38,36,.09);
  display:flex;align-items:center;
  transform:translateY(110%);opacity:0;pointer-events:none;
  transition:transform .25s ease-out,opacity .25s ease-out;
}
.sticky-cta.is-visible{transform:translateY(0);opacity:1;pointer-events:auto}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.sticky-left{display:flex;align-items:center;gap:12px;min-width:0}
.sticky-pill{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-deep);font-size:14px;font-weight:700;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.sticky-right{display:flex;align-items:center;gap:18px}
.sticky-phone{font-size:15px;font-weight:700;color:var(--t1);white-space:nowrap}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:32px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .hamburger{display:inline-flex}
  .article-layout{grid-template-columns:1fr;gap:32px;padding-top:36px}
  .side{position:static}
  .cta-inner{grid-template-columns:1fr;gap:24px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{padding-bottom:128px}
  .container{padding:0 20px}
  .nav{height:60px}
  .brand-text{font-size:16px}
  .brand-text small{display:none}
  .status-pill{display:none}
  .post-hero .container{padding-top:18px;padding-bottom:32px}
  .post-title{font-size:1.5rem}
  .post-nav{grid-template-columns:1fr}
  .post-nav-item.next{text-align:left;align-items:flex-start}
  .card-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-band{padding:48px 0;margin-top:48px}
  .sticky-cta{height:72px;transform:translateY(0);opacity:1;pointer-events:auto}
  .sticky-inner{gap:10px}
  .sticky-left .badge{display:none}
  .sticky-pill{font-size:13px;padding:0 12px;height:30px}
  .sticky-right{flex:1;gap:10px}
  .sticky-right .btn{flex:1;padding:0 14px}
  .sticky-phone{display:none}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
  .post-title{font-size:1.35rem}
  .prose{font-size:15.5px}
  .btn{width:100%}
  .btn-sm{width:auto}
  .cta-actions{flex-direction:column}
  .sticky-right .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --c-primary:#0F7A70;
  --c-primary-deep:#0A5A53;
  --c-primary-soft:#E3F1EE;
  --c-accent:#F0763A;
  --c-accent-deep:#D25F26;
  --c-accent-soft:#FDEDE3;
  --c-amber:#E2A62B;
  --bg-page:#F6F9F8;
  --bg-card:#FFFFFF;
  --bg-alt:#EEF4F2;
  --bg-ink:#082624;
  --bg-ink-2:#0E3431;
  --t1:#0D1F1D;
  --t2:#4C625F;
  --t3:#8CA09C;
  --line:#DCE7E4;
  --sh-1:0 6px 24px rgba(8,38,36,.07);
  --sh-2:0 14px 40px rgba(8,38,36,.12);
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--t2);
  background:var(--bg-page);
  padding-bottom:96px;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none}
a:hover{color:var(--c-primary-deep)}
h1,h2,h3,h4{color:var(--t1);margin:0;line-height:1.3;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4vw,3.4rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,2.4vw,2.1rem);font-weight:700}
h3{font-size:1.25rem;font-weight:700}
p{margin:0 0 1.1em;max-width:46em;text-align:left}
ul,ol{margin:0;padding:0;list-style:none}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:96px 0}
.section.alt{background:var(--bg-alt)}
.section.ink{background:var(--bg-ink);color:#C8DEDB}
.section.ink h2,.section.ink h3{color:#FFFFFF}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{position:relative;padding-bottom:16px}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:999px;background:var(--c-primary)}
.section.ink .section-head h2::after{background:var(--c-accent)}
.section-head p{margin-top:16px;font-size:15.5px}
.lede{font-size:17px;color:var(--t2)}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}

/* 顶部通栏 */
.announce{background:var(--bg-ink);color:#BFDAD6;font-size:13px}
.announce-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:32px}
.announce-text{display:flex;align-items:center;gap:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge-live{display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 10px;border-radius:var(--r-pill);background:rgba(226,166,43,.16);color:var(--c-amber);font-size:12px;font-weight:600}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--c-amber);display:inline-block}
.countdown{display:flex;align-items:center;gap:4px;font-size:12.5px;color:#EAF4F2}
.countdown b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:14px;color:#fff;font-weight:600}
.countdown .colon{opacity:.55;animation:blink 1s steps(1,end) infinite}
@keyframes blink{0%,49%{opacity:.55}50%,100%{opacity:.18}}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:40px;height:40px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15;font-weight:800;font-size:17px;color:var(--t1);letter-spacing:-.01em}
.brand-text small{font-size:11px;font-weight:500;color:var(--t3);letter-spacing:0}
.nav-links{display:flex;align-items:center;gap:4px;margin:0 auto}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 14px;
  border-radius:var(--r-pill);font-size:14.5px;font-weight:500;color:var(--t2);
  transition:background .18s ease,color .18s ease;white-space:nowrap;
}
.nav-links a:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.nav-links a.active{color:var(--c-primary);font-weight:700}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--c-primary)}
.nav-right{display:flex;align-items:center;gap:14px;flex:none}
.status-pill{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;font-weight:600}
.status-pill i{width:6px;height:6px;border-radius:50%;background:var(--c-primary);display:inline-block}
.hamburger{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;position:relative}
.hamburger span,.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:50%;width:18px;height:2px;background:var(--t1);border-radius:2px;transform:translateX(-50%)}
.hamburger span{top:50%;margin-top:-1px}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 4px 14px rgba(240,118,58,.24)}
.btn-primary:hover{background:var(--c-accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-plain{background:transparent;color:var(--c-primary);padding:0 10px}
.btn-plain:hover{background:var(--c-primary-soft)}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;border-bottom:1px solid var(--c-primary);padding-bottom:2px;line-height:1.5}
.btn-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* 面包屑与页头 */
.crumb{font-size:13px;color:var(--t3);padding-top:22px}
.crumb a{color:var(--t2)}
.crumb a:hover{color:var(--c-primary)}
.crumb span.sep{margin:0 8px;color:var(--t3)}
.crumb .now{color:var(--t3)}
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(246,249,248,.93),rgba(246,249,248,.99)),url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
  padding:36px 0 72px;
}
.page-hero::before,.page-hero::after{content:"";position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none}
.page-hero::before{width:420px;height:420px;left:-120px;top:-160px;background:radial-gradient(circle,rgba(15,122,112,.18),transparent 70%)}
.page-hero::after{width:360px;height:360px;right:-100px;bottom:-160px;background:radial-gradient(circle,rgba(240,118,58,.12),transparent 70%)}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;margin-top:28px}
.hero-copy h1{margin-bottom:18px}
.hero-copy .lede{max-width:34em}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px;font-size:13px;color:var(--t3)}
.meta-row .tag{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary-deep);font-size:12px;font-weight:600}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-2);border:6px solid #fff}
.float-card{
  position:absolute;right:-12px;bottom:-22px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:14px 16px;box-shadow:var(--sh-2);min-width:200px;
}
.float-card strong{display:block;font-family:var(--mono);font-size:22px;color:var(--c-accent);line-height:1.2}
.float-card span{font-size:12.5px;color:var(--t3)}
.float-card .badge-live{margin-bottom:8px;background:rgba(15,122,112,.1);color:var(--c-primary)}
.float-card .badge-live i{background:var(--c-primary)}
.trust-strip{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px}
.trust-item{border-left:3px solid var(--c-primary);padding-left:16px}
.trust-item b{display:block;font-family:var(--mono);font-size:26px;color:var(--t1);line-height:1.2;font-variant-numeric:tabular-nums}
.trust-item span{font-size:13px;color:var(--t3)}

/* 交替图文 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split + .split{margin-top:80px}
.split.reverse .split-media{order:2}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-1)}
.split-body h3{margin-bottom:14px;font-size:clamp(1.3rem,1.9vw,1.6rem)}
.split-body p{font-size:15.5px}
.num-bg{font-family:var(--mono);font-size:3rem;color:var(--c-primary);opacity:.18;line-height:1;display:block;margin-bottom:-6px}
.checks{margin:8px 0 0;display:grid;gap:10px}
.checks li{position:relative;padding-left:26px;font-size:14.5px;color:var(--t2)}
.checks li::before{
  content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:50%;
  background:var(--c-primary-soft);
}
.checks li::after{
  content:"";position:absolute;left:4px;top:12px;width:6px;height:3px;border-left:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);transform:rotate(-45deg);
}

/* 评分条 */
.bars{display:grid;gap:18px;margin-top:36px;max-width:820px}
.bar-row{display:grid;grid-template-columns:180px 1fr 70px;gap:16px;align-items:center;font-size:14px}
.bar{height:8px;border-radius:var(--r-pill);background:var(--bg-alt);overflow:hidden}
.bar i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),var(--c-accent))}
.bar-row b{font-family:var(--mono);text-align:right;color:var(--t1);font-variant-numeric:tabular-nums}

/* 方案对照列表 */
.plan-list{border-top:1px solid var(--line);margin-top:36px}
.plan-row{
  display:grid;grid-template-columns:1.2fr 1.6fr auto;gap:24px;align-items:center;
  padding:22px 8px;border-bottom:1px solid var(--line);transition:background .18s ease;
}
.plan-row:hover{background:var(--bg-alt)}
.plan-row h3{margin-bottom:6px;font-size:1.1rem}
.plan-row .plan-desc{font-size:13.5px;color:var(--t3);display:block}
.plan-spec{font-size:14px;color:var(--t2)}
.plan-spec .mono{color:var(--t1);font-weight:600}
.plan-price{text-align:right;white-space:nowrap}
.plan-price .num{font-family:var(--mono);font-size:20px;color:var(--c-accent);font-weight:700}
.plan-price .unit{display:block;font-size:12px;color:var(--t3)}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:44px;position:relative}
.steps::before{content:"";position:absolute;left:6%;right:6%;top:19px;border-top:2px dashed rgba(15,122,112,.28)}
.step{position:relative;text-align:left}
.step .dot{
  width:40px;height:40px;border-radius:50%;background:#fff;border:2px solid var(--c-primary);
  color:var(--c-primary);font-family:var(--mono);font-weight:700;display:flex;align-items:center;justify-content:center;
  position:relative;z-index:1;margin-bottom:16px;
}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{font-size:14px;color:var(--t2);margin:0}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-side{position:sticky;top:112px}
.faq-side h2{position:relative;padding-bottom:16px;margin-bottom:16px}
.faq-side h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:var(--r-pill);background:var(--c-primary)}
.faq-side p{font-size:14.5px}
.side-card{margin-top:24px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.side-card h3{font-size:1rem;margin-bottom:8px}
.side-card p{font-size:13.5px;margin-bottom:14px}
.faq-item{border-bottom:1px solid var(--line);position:relative}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;background:none;border:0;text-align:left;cursor:pointer;
  padding:22px 40px 22px 16px;font-size:16px;font-weight:600;color:var(--t1);
  font-family:inherit;line-height:1.6;position:relative;transition:background .18s ease;
}
.faq-q:hover{background:var(--bg-alt)}
.faq-q::after{
  content:"";position:absolute;right:16px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:translateY(-70%) rotate(45deg);transition:transform .24s ease;
}
.faq-item.open .faq-q::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item.open .faq-q{color:var(--c-primary)}
.faq-item.open::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--c-primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-a p{padding:0 40px 22px 16px;font-size:14.5px;margin:0;color:var(--t2)}

/* CTA 带 */
.cta-band{position:relative;overflow:hidden;background:var(--c-primary-deep);color:#DCEEEB;padding:72px 0}
.cta-band::before,.cta-band::after{content:"";position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none}
.cta-band::before{width:420px;height:420px;left:-140px;top:-140px;background:radial-gradient(circle,rgba(255,255,255,.22),transparent 70%)}
.cta-band::after{width:380px;height:380px;right:-120px;bottom:-180px;background:radial-gradient(circle,rgba(240,118,58,.35),transparent 70%)}
.cta-inner{position:relative;display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center}
.cta-inner h2{color:#fff;margin-bottom:14px}
.cta-inner p{color:#C9E3DF;max-width:36em}
.cta-points{display:flex;gap:24px;flex-wrap:wrap;margin-top:22px;font-size:13.5px;color:#BEDCD7}
.cta-points span{display:inline-flex;align-items:center;gap:8px}
.cta-points span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-amber)}
.cta-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-card);padding:26px}
.cta-box h3{color:#fff;font-size:1.05rem;margin-bottom:8px}
.cta-box p{font-size:14px;color:#C9E3DF;margin-bottom:18px}
.cta-box .btn{width:100%}
.cta-box .btn + .btn{margin-top:12px}

/* 页脚 */
.site-footer{background:var(--bg-ink);color:#A9C4C0;padding:72px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text small{color:#7FA09B}
.footer-about{margin-top:16px;font-size:13.5px;line-height:1.85;color:#8FB0AC;max-width:34em}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-list li{margin-bottom:10px}
.footer-list a{color:#A9C4C0;font-size:13.5px}
.footer-list a:hover{color:#fff}
.footer-contact li{margin-bottom:10px;font-size:13.5px;color:#A9C4C0}
.footer-contact .mono{color:#fff}
.qr-box{
  margin-top:16px;width:112px;height:112px;border-radius:12px;border:1px dashed rgba(255,255,255,.24);
  display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;color:#8FB0AC;line-height:1.6;
}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#7FA09B;
}

/* 底部固定转化条 */
.fixed-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -8px 26px rgba(8,38,36,.08);height:64px;display:flex;align-items:center;
  opacity:0;transform:translateY(8px);pointer-events:none;transition:opacity .25s ease,transform .25s ease;
}
.fixed-cta.show{opacity:1;transform:none;pointer-events:auto}
.fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.fixed-left{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--t2)}
.fixed-left .mini-pill{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--c-accent-soft);color:var(--c-accent-deep);font-size:12px;font-weight:600}
.fixed-right{display:flex;align-items:center;gap:16px}
.fixed-right .tel{font-family:var(--mono);font-weight:700;color:var(--t1);font-size:15px}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:-300px;width:280px;height:100%;background:#fff;z-index:80;
  box-shadow:var(--sh-2);transition:right .28s ease;display:flex;flex-direction:column;padding:22px 20px;
}
.drawer.open{right:0}
.drawer .brand{margin-bottom:22px}
.drawer-links a{display:flex;align-items:center;height:48px;border-bottom:1px solid var(--line);color:var(--t1);font-size:15px;font-weight:500}
.drawer-links a.active{color:var(--c-primary);font-weight:700}
.drawer-foot{margin-top:auto;display:grid;gap:12px}
.drawer-foot .btn{width:100%}
.drawer-foot .tel{font-size:13.5px;color:var(--t3);text-align:center}
.drawer-foot .tel b{display:block;font-family:var(--mono);font-size:17px;color:var(--t1)}
.overlay{position:fixed;inset:0;background:rgba(8,38,36,.5);z-index:70;opacity:0;visibility:hidden;transition:opacity .25s ease}
.overlay.show{opacity:1;visibility:visible}

/* 云纹分隔 */
.cloud-divider{display:block;width:100%;height:56px;color:var(--c-primary);opacity:.08}

@media (max-width:1279px){
  .nav-links a{padding:0 10px;font-size:14px}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .nav-links{display:none}
  .hamburger{display:block}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .split + .split{margin-top:56px}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px}
  .steps::before{display:none}
  .faq-grid{grid-template-columns:1fr;gap:36px}
  .faq-side{position:static}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .plan-row{grid-template-columns:1fr 1fr;gap:16px}
  .plan-price{text-align:left}
  .trust-strip{grid-template-columns:1fr 1fr;gap:20px}
}
@media (max-width:767px){
  body{padding-bottom:132px}
  .container{padding:0 20px}
  .section{padding:56px 0}
  .announce-text span.long{display:none}
  .announce-inner{justify-content:center}
  .nav{height:60px;gap:12px}
  .nav-right .status-pill,.nav-right .btn{display:none}
  .page-hero{padding:20px 0 56px}
  .hero-media img{aspect-ratio:4/3}
  .float-card{position:static;margin-top:16px;box-shadow:var(--sh-1)}
  .trust-strip{grid-template-columns:1fr;gap:18px;margin-top:36px}
  .steps{grid-template-columns:1fr}
  .bars .bar-row{grid-template-columns:1fr;gap:6px}
  .bar-row b{text-align:left}
  .plan-row{grid-template-columns:1fr;padding:20px 0}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:56px 0}
  .fixed-cta{height:72px}
  .fixed-left{display:none}
  .fixed-right{width:100%;gap:12px}
  .fixed-right .btn{flex:1;height:46px;padding:0 12px;font-size:14px}
  .fixed-right .tel{display:none}
}
@media (max-width:480px){
  h1{font-size:1.85rem}
  h2{font-size:1.42rem}
  .btn{width:100%;padding:0 18px}
  .btn-actions .btn{width:100%}
  .faq-q{padding-right:34px;font-size:15px}
}

/* roulang page: category3 */
:root{
  --c-primary:#0F7A70;
  --c-primary-deep:#0A5A53;
  --c-primary-soft:#E3F1EE;
  --c-accent:#F0763A;
  --c-accent-deep:#D25F26;
  --c-accent-soft:#FDEDE3;
  --c-amber:#E2A62B;
  --bg-page:#F6F9F8;
  --bg-card:#FFFFFF;
  --bg-alt:#EEF4F2;
  --bg-ink:#082624;
  --bg-ink-2:#0E3431;
  --t1:#0D1F1D;
  --t2:#4C625F;
  --t3:#8CA09C;
  --line:#DCE7E4;
  --line-ink:rgba(255,255,255,.14);
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(8,38,36,.07);
  --sh-2:0 14px 40px rgba(8,38,36,.12);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"DIN Alternate","Roboto Mono",ui-monospace,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--t2);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--t1);line-height:1.35;font-weight:700}
p{margin:0 0 1.1em;max-width:46em;text-align:left}
p:last-child{margin-bottom:0}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:hover{color:var(--c-primary-deep)}
img{max-width:100%;display:block;border-radius:var(--r-img)}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.section-title{font-size:clamp(1.6rem,2.4vw,2.1rem);font-weight:700;position:relative;padding-bottom:12px}
.section-title::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:2px;background:var(--c-primary)}
.section-sub{margin-top:18px;font-size:15.5px;color:var(--t2)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--c-primary);padding:0 14px}
.btn-ghost:hover{background:var(--c-primary-soft)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn-light{background:#fff;color:var(--bg-ink)}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-on-ink-outline{background:transparent;border-color:rgba(255,255,255,.4);color:#fff}
.btn-on-ink-outline:hover{background:rgba(255,255,255,.1);color:#fff;border-color:#fff}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1}
.badge-live{background:rgba(226,166,43,.12);color:#8A6410}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--c-amber);display:inline-block}
.badge-cat{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.badge-done{background:var(--bg-alt);color:var(--t3)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent-deep)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.scrolled{box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--t1)}
.brand:hover{color:var(--t1)}
.brand-mark{width:40px;height:40px;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;font-size:17px;font-weight:800;letter-spacing:-.01em;line-height:1.2}
.brand-text small{font-size:11px;font-weight:500;color:var(--t3);letter-spacing:.02em;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  padding:8px 14px;border-radius:var(--r-pill);font-size:14.5px;font-weight:500;color:var(--t2);
  position:relative;
}
.nav-links a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.nav-links a.active{color:var(--c-primary);font-weight:700}
.nav-links a.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;
  width:22px;height:2px;border-radius:2px;background:var(--c-primary);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:8px}
.status-pill{
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 14px;
  border-radius:var(--r-pill);background:var(--bg-alt);color:var(--t2);font-size:12.5px;font-weight:600;
}
.status-pill i{width:7px;height:7px;border-radius:50%;background:#25B589;display:inline-block;box-shadow:0 0 0 3px rgba(37,181,137,.16)}
.hamburger{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:var(--r-btn);
  position:relative;
}
.hamburger span,.hamburger span::before,.hamburger span::after{
  content:"";position:absolute;left:11px;width:20px;height:2px;border-radius:2px;background:var(--t1);transition:.2s ease;
}
.hamburger span{top:20px}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* ---------- 抽屉 ---------- */
.drawer-mask{display:none;position:fixed;inset:0;background:rgba(8,38,36,.5);z-index:70}
.drawer-mask.show{display:block}
.drawer{
  position:fixed;top:0;right:0;width:280px;max-width:84vw;height:100%;background:#fff;z-index:71;
  transform:translateX(100%);transition:transform .26s ease;display:flex;flex-direction:column;
  box-shadow:var(--sh-2);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.drawer-title{font-size:15px;font-weight:700;color:var(--t1)}
.drawer-close{width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:#fff;font-size:18px;color:var(--t2);line-height:1}
.drawer-links{display:flex;flex-direction:column;padding:10px 0;flex:1;overflow:auto}
.drawer-links a{display:flex;align-items:center;height:48px;padding:0 20px;font-size:15px;color:var(--t2);border-left:3px solid transparent}
.drawer-links a:hover{background:var(--bg-alt);color:var(--c-primary-deep)}
.drawer-links a.active{color:var(--c-primary);font-weight:700;border-left-color:var(--c-primary);background:var(--c-primary-soft)}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--t3);padding:20px 0 0;flex-wrap:wrap}
.crumbs a{color:var(--t3)}
.crumbs a:hover{color:var(--c-primary)}
.crumbs .current{color:var(--t3)}

/* ---------- 首屏 ---------- */
.page-hero{position:relative;overflow:hidden;padding:28px 0 84px;background:linear-gradient(180deg,#FFFFFF 0%,var(--bg-page) 100%)}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.10;
}
.page-hero::after{
  content:"";position:absolute;width:620px;height:620px;right:-180px;top:-260px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(15,122,112,.18),rgba(15,122,112,0) 70%);
  filter:blur(18px);
}
.page-hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;margin-top:44px}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--c-primary-deep);background:var(--c-primary-soft);padding:6px 14px;border-radius:var(--r-pill);margin-bottom:18px}
.hero-copy h1{font-size:clamp(2.1rem,4vw,3.2rem);font-weight:800;letter-spacing:-.02em;margin-bottom:20px}
.lead{font-size:17px;line-height:1.85;color:var(--t2);max-width:38em}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0 22px}
.meta-line{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--t3)}
.meta-line .dot{width:4px;height:4px;border-radius:50%;background:var(--line);display:inline-block}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-2);background:var(--bg-alt)}
.media-chip{
  position:absolute;left:-16px;bottom:24px;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:12px 16px;display:flex;align-items:center;gap:14px;box-shadow:var(--sh-2);
}
.media-chip .mono{font-size:13px;color:var(--t3)}

.stats-strip{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:64px;
  border-top:1px solid var(--line);padding-top:32px;
}
.stats-strip .num{font-family:var(--font-mono);font-size:clamp(1.5rem,2.2vw,2rem);font-weight:700;color:var(--c-primary);line-height:1.2}
.stats-strip .num em{font-style:normal;font-size:14px;color:var(--t3);margin-left:4px;font-family:var(--font-cn)}
.stats-strip .desc{font-size:13.5px;color:var(--t2);margin-top:6px}

/* ---------- 云纹分隔 ---------- */
.cloud-divider{display:block;width:100%;height:56px;color:var(--c-primary);opacity:.10}

/* ---------- 对照表 ---------- */
.table-wrap{margin-top:8px}
.spec-table{
  width:100%;border-collapse:separate;border-spacing:0;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
}
.spec-table thead th{
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:13px;font-weight:700;text-align:left;padding:16px 20px;letter-spacing:.02em;white-space:nowrap;
}
.spec-table td{padding:18px 20px;border-top:1px solid var(--line);font-size:14.5px;line-height:1.7;vertical-align:top}
.spec-table tbody tr{transition:background-color .18s ease}
.spec-table tbody tr:hover{background:var(--bg-alt)}
.spec-table .col-name{font-weight:700;color:var(--t1);width:20%}
.spec-table .col-time{font-family:var(--font-mono);color:var(--t1);white-space:nowrap;width:16%}
.spec-table .col-state{width:14%}
.table-note{margin-top:18px;font-size:13px;color:var(--t3)}

/* ---------- 交付清单 ---------- */
.deliver-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.deliver-side{position:sticky;top:96px}
.deliver-list{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.deliver-item{padding:22px 0 22px 20px;border-bottom:1px solid var(--line);border-left:3px solid var(--c-primary);transition:background-color .18s ease}
.deliver-item:hover{background:var(--bg-card)}
.deliver-item h3{font-size:16px;margin-bottom:6px}
.deliver-item p{font-size:14px;color:var(--t2);margin:0}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:12px}
.steps li{position:relative;padding-right:12px}
.steps li::after{
  content:"";position:absolute;top:22px;right:-14px;width:28px;border-top:2px dashed var(--line);
}
.steps li:last-child::after{display:none}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:700;font-size:15px;margin-bottom:16px;
}
.steps h3{font-size:16.5px;margin-bottom:10px}
.steps p{font-size:14px;color:var(--t2);margin:0}

/* ---------- 图文 ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center}
.split.reverse{grid-template-columns:7fr 5fr}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-1);background:var(--bg-alt)}
.split-copy h2{font-size:clamp(1.5rem,2.3vw,1.95rem);margin-bottom:18px}
.scene-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-side{position:sticky;top:96px}
.faq-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);margin-top:24px;
}
.faq-card h3{font-size:15px;margin-bottom:8px}
.faq-card p{font-size:13.5px;color:var(--t2);margin-bottom:14px}
.faq-list details{border-bottom:1px solid var(--line);padding:0}
.faq-list summary{
  list-style:none;cursor:pointer;padding:22px 40px 22px 16px;position:relative;
  font-size:16.5px;font-weight:600;color:var(--t1);transition:color .18s ease,background-color .18s ease;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{
  content:"";position:absolute;right:14px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--t3);border-bottom:2px solid var(--t3);
  transform:translateY(-70%) rotate(45deg);transition:transform .22s ease;
}
.faq-list summary:hover{color:var(--c-primary)}
.faq-list details[open] summary{color:var(--c-primary-deep);box-shadow:inset 3px 0 0 var(--c-primary)}
.faq-list details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-body{padding:0 40px 24px 16px;font-size:14.5px;color:var(--t2)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--bg-ink);color:#fff;border-radius:0;
  padding:80px 0;
}
.cta-band::after{
  content:"";position:absolute;width:520px;height:520px;left:-140px;bottom:-260px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,118,58,.22),rgba(240,118,58,0) 70%);pointer-events:none;
}
.cta-band .container{position:relative;z-index:1}
.cta-inner{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,2.6vw,2.1rem);margin-bottom:16px}
.cta-band p{color:rgba(255,255,255,.76);font-size:15.5px;max-width:34em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.cta-facts{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap}
.cta-facts span{font-size:13.5px;color:rgba(255,255,255,.72);display:inline-flex;align-items:center;gap:8px}
.cta-facts b{font-family:var(--font-mono);color:#fff;font-size:16px;font-weight:700}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-ink);color:rgba(255,255,255,.7);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:4fr 2.6fr 2.6fr 3fr;gap:40px}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text small{color:rgba(255,255,255,.55)}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px}
.footer-about{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62);margin:18px 0 12px;max-width:34em}
.footer-list li{margin-bottom:10px}
.footer-list a{color:rgba(255,255,255,.72);font-size:14px}
.footer-list a:hover{color:#fff}
.footer-contact li{font-size:14px;margin-bottom:12px;color:rgba(255,255,255,.72)}
.footer-contact .mono{color:#fff}
.qr-box{
  margin-top:18px;width:118px;height:118px;border-radius:14px;border:1px dashed rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12.5px;color:rgba(255,255,255,.6);line-height:1.6;
}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--line-ink);padding:22px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{gap:36px}
  .deliver-grid,.faq-grid{gap:36px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .hamburger{display:block}
  .section{padding:72px 0}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media img{aspect-ratio:16/10}
  .media-chip{left:12px;bottom:12px}
  .deliver-grid,.faq-grid,.cta-inner{grid-template-columns:1fr;gap:32px}
  .deliver-side,.faq-side{position:static}
  .steps{grid-template-columns:1fr 1fr;gap:32px 24px}
  .steps li:nth-child(2)::after{display:none}
  .split,.split.reverse{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:-1}
  .deliver-list{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .container{padding:0 20px}
  .status-pill{display:none}
  .stats-strip{grid-template-columns:1fr;gap:18px;margin-top:44px}
  .hero-actions .btn{width:100%}
  .page-hero{padding-bottom:56px}
  .spec-table thead{display:none}
  .spec-table{border:none;background:transparent;box-shadow:none;border-radius:0}
  .spec-table,.spec-table tbody,.spec-table tr,.spec-table td{display:block;width:100%}
  .spec-table tr{
    background:#fff;border:1px solid var(--line);border-radius:14px;
    margin-bottom:14px;box-shadow:var(--sh-1);overflow:hidden;
  }
  .spec-table td{border-top:1px dashed var(--line);padding:12px 16px}
  .spec-table td:first-child{border-top:none;background:var(--c-primary-soft);color:var(--c-primary-deep)}
  .spec-table td::before{
    content:attr(data-label);display:block;font-size:12px;color:var(--t3);
    margin-bottom:4px;font-weight:600;
  }
  .spec-table td:first-child::before{color:var(--c-primary)}
  .steps{grid-template-columns:1fr}
  .steps li::after{display:none}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .brand-text{font-size:16px}
  .brand-text small{font-size:10px}
  .hero-copy h1{font-size:1.85rem}
  .lead{font-size:15.5px}
  .faq-list summary{font-size:15.5px;padding-right:34px}
  .btn{height:46px;padding:0 20px}
}

/* roulang page: category2 */
:root{
  --c-primary:#0F7A70;
  --c-primary-deep:#0A5A53;
  --c-primary-soft:#E3F1EE;
  --c-accent:#F0763A;
  --c-accent-deep:#D25F26;
  --c-accent-soft:#FDEDE3;
  --c-amber:#E2A62B;
  --bg-page:#F6F9F8;
  --bg-card:#FFFFFF;
  --bg-alt:#EEF4F2;
  --bg-ink:#082624;
  --bg-ink-2:#0E3431;
  --t1:#0D1F1D;
  --t2:#4C625F;
  --t3:#8CA09C;
  --line:#DCE7E4;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 6px 24px rgba(8,38,36,.07);
  --sh-2:0 14px 40px rgba(8,38,36,.12);
  --sp-section:96px;
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--t2);
  background:var(--bg-page);
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary-deep)}
p{margin:0 0 1.1em;max-width:46em}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--t1);font-weight:700;letter-spacing:-.01em}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  cursor:pointer;text-align:center;transition:all .2s ease;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 18px rgba(240,118,58,.24)}
.btn-primary:hover{background:var(--c-accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(240,118,58,.2)}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-ghost{background:transparent;color:var(--c-primary);padding:0 12px;height:40px}
.btn-ghost:hover{background:var(--c-primary-soft)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-on-ink{background:#fff;color:var(--c-primary-deep)}
.btn-on-ink:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:12px;font-weight:600;white-space:nowrap;
}
.badge-amber{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:999px;background:rgba(226,166,43,.14);color:#95680B;
  font-size:12px;font-weight:600;white-space:nowrap;
}
.badge-amber i{width:6px;height:6px;border-radius:50%;background:var(--c-amber);display:block}
.status-pill{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:999px;background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:12px;font-weight:600;white-space:nowrap;
}
.status-pill i{width:6px;height:6px;border-radius:50%;background:var(--c-primary);display:block;animation:blink 1.6s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
.tagline{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line);transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--t1);flex:0 0 auto}
.brand-mark{width:40px;height:40px;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;font-size:18px;font-weight:800;letter-spacing:-.02em;line-height:1.15;color:var(--t1)}
.brand-text small{font-size:11px;font-weight:500;color:var(--t3);letter-spacing:0;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{
  position:relative;padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--t2);white-space:nowrap;
}
.nav-links a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.nav-links a.active{color:var(--c-primary);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;
  border-radius:2px;background:var(--c-primary);
}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.hamburger{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;position:relative;cursor:pointer;padding:0;flex:0 0 auto;
}
.hamburger span,.hamburger span::before,.hamburger span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:var(--t1);
  transform:translateX(-50%);transition:transform .25s ease;
}
.hamburger span{top:50%;margin-top:-1px}
.hamburger span::before{content:"";top:-6px;left:0;transform:none}
.hamburger span::after{content:"";top:6px;left:0;transform:none}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,38,36,.5);z-index:65;
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.drawer-mask.show{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;width:280px;max-width:86vw;height:100%;z-index:70;
  background:#fff;padding:20px;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-12px 0 40px rgba(8,38,36,.16);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;
  font-size:20px;line-height:1;color:var(--t2);cursor:pointer;transition:all .2s ease;
}
.drawer-close:hover{background:var(--bg-alt);color:var(--c-primary)}
.drawer-nav{padding:12px 0;flex:1 1 auto;overflow-y:auto}
.drawer-nav a{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;
  font-size:16px;color:var(--t1);
}
.drawer-nav a:hover{background:var(--bg-alt);color:var(--c-primary)}
.drawer-nav a.active{background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:600}
.drawer-foot{border-top:1px solid var(--line);padding-top:16px;display:flex;flex-direction:column;gap:10px}
.drawer-foot .btn{width:100%}
.drawer-phone{font-size:14px;color:var(--t2);padding:4px 0}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  padding:56px 0 72px;
  background:
    radial-gradient(58% 78% at 10% 0%,rgba(15,122,112,.18),transparent 68%),
    radial-gradient(48% 66% at 90% 14%,rgba(240,118,58,.12),transparent 70%),
    var(--bg-page);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t3);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a{color:var(--t3)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb span{color:var(--t3)}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.h1{
  font-size:clamp(2.1rem,4vw,3.4rem);font-weight:800;letter-spacing:-.02em;
  line-height:1.2;color:var(--t1);margin:0 0 18px;
}
.hero-sub{font-size:17px;color:var(--t2);font-weight:600;max-width:34em;margin-bottom:14px}
.hero-text{font-size:15px;color:var(--t2);max-width:36em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 28px}
.hero-facts{display:flex;flex-wrap:wrap;gap:32px;padding:22px 0 0;border-top:1px solid var(--line)}
.hero-facts li{display:flex;flex-direction:column;gap:2px}
.hero-facts b{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--c-primary);letter-spacing:-.02em;line-height:1.2}
.hero-facts span{font-size:13px;color:var(--t3)}
.hero-meta{margin:20px 0 0;font-size:13px;color:var(--t3)}
.hero-meta b{font-family:var(--mono);color:var(--t2);font-weight:600}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);
  box-shadow:var(--sh-2);border:1px solid var(--line);
}
.float-card{
  position:absolute;right:-8px;bottom:-22px;width:min(268px,80%);
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-2);
}
.float-card p{margin:10px 0 0;font-size:13px;line-height:1.7;color:var(--t2);max-width:none}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sp-section) 0}
.section--alt{background:var(--bg-alt)}
.section--ink{background:var(--bg-ink);color:#C7D8D5}
.section--ink .h2,.section--ink h3{color:#fff}
.section-head{max-width:760px}
.section-head .h2{margin-bottom:0}
.h2{
  font-size:clamp(1.6rem,2.4vw,2.1rem);font-weight:700;line-height:1.35;
  color:var(--t1);position:relative;padding-bottom:22px;
}
.h2::after{
  content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;
  border-radius:2px;background:var(--c-primary);
}
.section--ink .h2::after{background:var(--c-amber)}
.section-desc{margin:20px 0 0;font-size:15px;color:var(--t2);max-width:44em}
.section--ink .section-desc{color:#A9BFBB}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:24px;padding:0 10px;margin-bottom:18px;
  border-radius:999px;background:var(--c-accent-soft);color:var(--c-accent-deep);
  font-size:12px;font-weight:700;letter-spacing:.04em;
}
.section--ink .eyebrow{background:rgba(226,166,43,.16);color:#E9C071}

/* ---------- 时间轴（本页主体） ---------- */
.timeline-list{position:relative;margin-top:56px;padding-left:76px}
.timeline-list::before{
  content:"";position:absolute;left:27px;top:10px;bottom:10px;
  border-left:2px dashed var(--line);
}
.tl-item{position:relative;padding-bottom:44px}
.tl-item:last-child{padding-bottom:0}
.tl-num{
  position:absolute;left:-76px;top:0;width:56px;height:56px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:17px;font-weight:700;letter-spacing:-.02em;
  transition:all .2s ease;
}
.tl-item:hover .tl-num{border-color:var(--c-primary);box-shadow:0 6px 18px rgba(15,122,112,.18)}
.tl-item h3{font-size:1.25rem;font-weight:700;color:var(--t1);margin-bottom:8px}
.tl-item p{font-size:15px;color:var(--t2);max-width:44em;margin-bottom:0}

/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:48px}
.scene-item{
  background:var(--bg-card);border:1px solid var(--line);border-left:3px solid var(--c-primary);
  border-radius:var(--r-img);padding:24px 26px;transition:all .2s ease;
}
.scene-item:hover{box-shadow:var(--sh-1);border-color:var(--line);border-left-color:var(--c-primary-deep)}
.scene-item h3{font-size:17px;margin-bottom:8px}
.scene-item p{font-size:14px;line-height:1.75;color:var(--t2);margin-bottom:0;max-width:34em}

/* ---------- 交付清单 + 评分 ---------- */
.deliver-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:start;margin-top:48px}
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 24px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--t2);line-height:1.7}
.check-list li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;margin-top:5px;border-radius:50%;
  background:var(--c-primary-soft) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230F7A70' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/12px 12px no-repeat;
}
.score-panel{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
}
.score-panel h3{font-size:17px;margin-bottom:6px}
.score-panel .panel-note{font-size:13px;color:var(--t3);margin-bottom:22px;max-width:none}
.score-row{margin-bottom:18px}
.score-row:last-child{margin-bottom:0}
.score-row .score-top{display:flex;justify-content:space-between;align-items:baseline;font-size:14px;color:var(--t2);margin-bottom:8px}
.score-row .score-top b{font-family:var(--mono);font-size:15px;color:var(--c-primary);font-weight:700}
.bar{height:8px;border-radius:999px;background:var(--bg-alt);overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--c-primary),#2FA394)}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px;margin-top:48px;align-items:start}
.faq-aside{position:sticky;top:96px}
.faq-aside .h2{font-size:clamp(1.45rem,2vw,1.85rem)}
.faq-aside p{font-size:14.5px;margin-top:20px}
.aside-card{
  margin-top:24px;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1);
}
.aside-card b{display:block;font-size:15px;color:var(--t1);margin-bottom:6px}
.aside-card p{font-size:13.5px;color:var(--t2);margin:0 0 14px;max-width:none}
.aside-card .mono{font-size:15px;font-weight:700;color:var(--c-primary)}
.faq-item{border-bottom:1px solid var(--line);border-left:3px solid transparent;padding-left:0;transition:border-color .2s ease,padding-left .2s ease,background .2s ease}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item.open{border-left-color:var(--c-primary);padding-left:16px;background:linear-gradient(90deg,rgba(15,122,112,.05),rgba(15,122,112,0) 58%)}
.faq-q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  background:none;border:0;padding:20px 0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--t1);line-height:1.6;transition:color .2s ease;
}
.faq-q:hover{color:var(--c-primary)}
.faq-ico{
  flex:0 0 auto;width:10px;height:10px;margin-top:9px;
  border-right:2px solid var(--t3);border-bottom:2px solid var(--t3);
  transform:rotate(45deg);transition:transform .24s ease,border-color .24s ease;
}
.faq-item.open .faq-ico{transform:rotate(-135deg);border-color:var(--c-primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-a p{font-size:14.5px;line-height:1.85;color:var(--t2);margin:0 0 22px;max-width:42em}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;color:#D6E5E2;padding:80px 0;
  background:
    linear-gradient(rgba(8,38,36,.93),rgba(8,38,36,.93)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat,
    var(--bg-ink);
}
.cta-inner{display:grid;grid-template-columns:8fr 4fr;gap:48px;align-items:center}
.cta-band h2{font-size:clamp(1.5rem,2.4vw,2rem);color:#fff;line-height:1.4;margin-bottom:16px}
.cta-band p{color:#A9BFBB;font-size:15px;margin-bottom:0;max-width:40em}
.cta-actions{display:flex;flex-direction:column;gap:14px}
.cta-actions .btn{width:100%}
.cta-phone{display:flex;align-items:center;gap:10px;font-size:14px;color:#A9BFBB;justify-content:center}
.cta-phone b{font-family:var(--mono);font-size:17px;color:#fff;letter-spacing:-.01em}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-ink);color:#B9CCC9;padding:72px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px}
.site-footer .brand{margin-bottom:18px}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text small{color:#7E9692}
.footer-about{font-size:14px;line-height:1.8;color:#9DB2AE;max-width:32em;margin-bottom:12px}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:0}
.footer-list li a,.footer-contact li{
  display:block;padding:6px 0;color:#B9CCC9;font-size:14px;
}
.footer-list li a:hover{color:#fff}
.footer-contact .mono{color:#fff;font-weight:700}
.qr-box{
  width:104px;height:104px;margin-top:16px;border:1px dashed rgba(255,255,255,.28);
  border-radius:var(--r-img);display:flex;align-items:center;justify-content:center;
  text-align:center;font-size:12px;line-height:1.6;color:#8CA09C;
}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8CA09C;
}

/* ---------- 云纹分隔 ---------- */
.cloud-divider{display:block;width:100%;height:56px;color:var(--c-primary);opacity:.09}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{grid-template-columns:1fr 1fr;gap:40px}
  .deliver-grid{grid-template-columns:1fr 1fr;gap:40px}
  .cta-inner{grid-template-columns:1fr 1fr;gap:32px}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:32px}
}
@media (max-width:1023px){
  :root{--sp-section:72px}
  .nav-links,.nav-right .status-pill{display:none}
  .hamburger{display:block}
  .nav{height:64px;justify-content:space-between}
  .hero-grid,.deliver-grid,.cta-inner,.faq-layout{grid-template-columns:1fr}
  .faq-aside{position:static}
  .check-list{grid-template-columns:1fr 1fr}
  .float-card{position:static;width:100%;margin-top:16px;right:auto;bottom:auto}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .cta-actions .btn{width:auto;flex:1 1 200px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .container{padding:0 20px}
  :root{--sp-section:56px}
  body{font-size:15.5px}
  .h1{font-size:clamp(1.75rem,6.4vw,2.2rem);line-height:1.26}
  .hero-sub{font-size:16px}
  .page-hero{padding:36px 0 56px}
  .hero-actions .btn{width:100%}
  .hero-facts{gap:20px 28px}
  .hero-facts b{font-size:22px}
  .timeline-list{padding-left:56px;margin-top:40px}
  .timeline-list::before{left:19px}
  .tl-num{left:-56px;width:40px;height:40px;font-size:14px}
  .tl-item{padding-bottom:32px}
  .scene-grid{grid-template-columns:1fr;gap:16px}
  .check-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;margin-top:40px}
  .faq-q{font-size:15.5px;padding:18px 0}
  .section{padding:56px 0}
}
@media (max-width:520px){
  .h1{font-size:1.7rem}
  .brand-text{font-size:16px}
  .brand-text small{display:none}
  .btn{height:46px;padding:0 20px}
  .btn-sm{height:38px;padding:0 14px;font-size:13px}
  .cta-actions .btn{flex:1 1 100%;width:100%}
  .score-panel{padding:20px}
}

/* roulang page: category5 */
:root{
  --c-primary:#0F7A70;
  --c-primary-deep:#0A5A53;
  --c-primary-soft:#E3F1EE;
  --c-accent:#F0763A;
  --c-accent-deep:#D25F26;
  --c-accent-soft:#FDEDE3;
  --c-amber:#E2A62B;
  --bg-page:#F6F9F8;
  --bg-card:#FFFFFF;
  --bg-alt:#EEF4F2;
  --bg-ink:#082624;
  --bg-ink-2:#0E3431;
  --t1:#0D1F1D;
  --t2:#4C625F;
  --t3:#8CA09C;
  --line:#DCE7E4;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 6px 24px rgba(8,38,36,.07);
  --sh-2:0 14px 40px rgba(8,38,36,.12);
  --mono:'DIN Alternate','Roboto Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--t2);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease}
a:hover{color:var(--c-primary-deep)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{color:var(--t1);margin:0;line-height:1.32;font-weight:700}
p{margin:0 0 1.1em;max-width:46em}
ul,ol{margin:0;padding:0;list-style:none}
svg{display:block}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 8px 20px rgba(240,118,58,.26)}
.btn-primary:hover{background:var(--c-accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;border:1.5px solid var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-light{background:#fff;color:var(--c-primary-deep)}
.btn-light:hover{background:#fff;color:var(--c-primary);transform:translateY(-1px);box-shadow:0 14px 36px rgba(0,0,0,.2)}
.btn-ghost-light{background:transparent;border:1.5px solid rgba(255,255,255,.6);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}
.btn-block{width:100%}

/* ---------- 徽章 ---------- */
.status-pill{display:inline-flex;align-items:center;gap:7px;height:26px;padding:0 12px;border-radius:999px;background:var(--c-primary-soft);color:var(--c-primary-deep);font-size:12.5px;font-weight:600;white-space:nowrap}
.status-pill i{width:6px;height:6px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 3px rgba(15,122,112,.16)}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:600;background:var(--c-primary-soft);color:var(--c-primary-deep)}
.tag-amber{background:rgba(226,166,43,.14);color:#8A6212}
.tag-amber::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-amber);margin-right:6px}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.scrolled{box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:none;color:var(--t1)}
.brand-mark{width:40px;height:40px;flex:none}
.brand-text{display:flex;flex-direction:column;font-size:17px;font-weight:800;line-height:1.15;letter-spacing:-.01em;color:var(--t1)}
.brand-text small{font-size:11px;font-weight:500;color:var(--t3);letter-spacing:0;line-height:1.2;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{position:relative;display:inline-flex;align-items:center;height:36px;padding:0 12px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--t2);white-space:nowrap}
.nav-links a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.nav-links a.active{color:var(--c-primary);font-weight:700}
.nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-16px;height:2px;border-radius:2px;background:var(--c-primary)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:8px}
.hamburger{display:none;width:42px;height:42px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px}
.hamburger span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--t1)}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--t1)}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(8,38,36,.5);z-index:70;opacity:0;pointer-events:none;transition:opacity .28s ease}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:280px;max-width:88vw;z-index:80;background:#fff;box-shadow:var(--sh-2);transform:translateX(101%);transition:transform .28s ease;display:flex;flex-direction:column;padding:22px 20px}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;border-radius:9px;border:1px solid var(--line);font-size:18px;line-height:1;color:var(--t2)}
.drawer-close:hover{background:var(--bg-alt)}
.drawer-links{display:flex;flex-direction:column;padding:12px 0;overflow-y:auto}
.drawer-links a{display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;font-size:15px;color:var(--t2);font-weight:500}
.drawer-links a:hover{background:var(--bg-alt)}
.drawer-links a.active{background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:700}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:16px;border-top:1px solid var(--line)}
.drawer-foot .phone{display:flex;align-items:center;justify-content:center;height:44px;border-radius:10px;border:1.5px solid var(--line);font-family:var(--mono);font-size:15px;color:var(--t1)}

/* ---------- 页面首屏 ---------- */
.page-hero{position:relative;overflow:hidden;background-size:cover;background-position:center;background-repeat:no-repeat;padding:64px 0 60px;color:#fff}
.page-hero::after{content:"";position:absolute;right:-140px;bottom:-160px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(240,118,58,.34),rgba(240,118,58,0) 68%);filter:blur(50px);pointer-events:none}
.page-hero .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:20px}
.crumb a{color:rgba(255,255,255,.86)}
.crumb a:hover{color:#fff}
.crumb .sep{opacity:.5}
.crumb .cur{color:rgba(255,255,255,.68)}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,3.6vw,2.9rem);font-weight:800;letter-spacing:-.02em;margin-bottom:16px}
.page-hero .lead{max-width:44em;font-size:16.5px;color:rgba(255,255,255,.82);margin-bottom:24px}
.page-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px;font-size:13.5px;color:rgba(255,255,255,.74)}
.page-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.4)}
.page-meta .mono{color:#fff}
.page-meta .badge{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;background:rgba(226,166,43,.2);color:#F5D28A;font-size:12px;font-weight:600}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.section-ink{background:var(--bg-ink);color:rgba(255,255,255,.78)}
.section-ink h2,.section-ink h3,.section-ink h4{color:#fff}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{position:relative;padding-bottom:14px;font-size:clamp(1.55rem,2.4vw,2.05rem);font-weight:700}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:2px;background:var(--c-primary)}
.section-head p{margin-top:16px;font-size:15.5px;color:var(--t2)}
.section-ink .section-head p{color:rgba(255,255,255,.75)}

/* ---------- 支持渠道 ---------- */
.support-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.support-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.support-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(15,122,112,.3)}
.support-icon{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);margin-bottom:16px}
.support-card h3{font-size:16.5px;margin-bottom:8px}
.support-card .value{font-family:var(--mono);font-size:17px;font-weight:700;color:var(--c-accent-deep);margin-bottom:8px;letter-spacing:.01em}
.support-card p{font-size:13.5px;line-height:1.75;color:var(--t3);margin:0;max-width:none}

/* ---------- 帮助双栏 ---------- */
.help-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:40px;align-items:start}
.anchor-nav{position:sticky;top:92px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);padding:20px 16px;box-shadow:var(--sh-1)}
.anchor-nav h3{font-size:14px;color:var(--t3);font-weight:600;letter-spacing:.04em;padding:0 12px 12px}
.anchor-nav a{display:block;padding:10px 12px;border-left:3px solid transparent;border-radius:8px;font-size:14.5px;color:var(--t2);line-height:1.5}
.anchor-nav a:hover{background:var(--bg-alt);color:var(--c-primary-deep)}
.anchor-nav a.active{background:var(--c-primary-soft);border-left-color:var(--c-primary);color:var(--c-primary-deep);font-weight:700}
.anchor-nav .anchor-foot{margin-top:16px;padding:16px 12px 4px;border-top:1px dashed var(--line);font-size:13px;color:var(--t3);line-height:1.7}
.anchor-nav .anchor-foot strong{display:block;font-family:var(--mono);font-size:15px;color:var(--t1);margin-top:6px}

.faq-group{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);padding:6px 26px 12px;box-shadow:var(--sh-1);margin-bottom:26px;scroll-margin-top:96px}
.faq-group > h2{display:flex;align-items:center;gap:12px;font-size:1.2rem;padding:22px 0 16px;border-bottom:1px solid var(--line)}
.faq-group > h2 .num{font-family:var(--mono);font-size:14px;font-weight:700;color:var(--c-accent)}
.faq-group > h2 .count{margin-left:auto;font-size:12.5px;font-weight:600;color:var(--t3);background:var(--bg-alt);border-radius:999px;padding:2px 12px}

.faq-item{position:relative;border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item::before{content:"";position:absolute;left:-26px;top:18px;bottom:18px;width:3px;border-radius:2px;background:transparent;transition:background-color .2s ease}
.faq-item.open::before{background:var(--c-primary)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 0;font-size:16px;font-weight:600;color:var(--t1);transition:color .2s ease}
.faq-q:hover{color:var(--c-primary)}
.faq-item.open .faq-q{color:var(--c-primary-deep)}
.faq-q .chev{flex:none;width:20px;height:20px;color:var(--t3);transition:transform .24s ease,color .24s ease}
.faq-item.open .chev{transform:rotate(180deg);color:var(--c-primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease}
.faq-item.open .faq-a{max-height:460px}
.faq-a p{padding:0 48px 20px 0;margin:0;font-size:15px;line-height:1.85;color:var(--t2)}
.faq-a .hint{display:inline-block;margin-top:8px;font-size:13px;color:var(--c-primary)}

.help-cta-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:22px;align-items:center;background:var(--c-primary-soft);border:1px solid rgba(15,122,112,.16);border-radius:var(--r-card);padding:26px 28px;margin-top:8px}
.help-cta-card h3{font-size:17px;margin-bottom:6px}
.help-cta-card p{margin:0;font-size:14px;color:var(--t2);max-width:42em}
.help-cta-card .actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- CTA 带 ---------- */
.cta-wrap{padding:0 0 96px}
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#0A5A53 0%,#0F7A70 60%,#14907F 100%);border-radius:24px;padding:56px;color:#fff;display:grid;grid-template-columns:1.4fr .95fr;gap:36px;align-items:center;box-shadow:var(--sh-2)}
.cta-band::after{content:"";position:absolute;right:-100px;bottom:-140px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(240,118,58,.4),rgba(240,118,58,0) 70%);filter:blur(45px);pointer-events:none}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.3vw,2rem);margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.84);font-size:15.5px;margin:0;max-width:36em}
.cta-actions{display:flex;flex-direction:column;gap:14px}
.cta-actions .btn{width:100%}
.cta-actions .note{font-size:13px;color:rgba(255,255,255,.7);text-align:center;margin:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-ink);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text small{color:rgba(255,255,255,.55)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.15fr;gap:40px;padding-bottom:48px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-about{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.6);margin:18px 0 0;max-width:none}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-list a:hover{color:#fff}
.footer-contact li{font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.72)}
.footer-contact .mono{color:#fff}
.qr-box{width:112px;height:112px;border-radius:12px;border:1px dashed rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;line-height:1.6;color:rgba(255,255,255,.6);margin-top:18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:22px 0;display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .support-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .hamburger{display:inline-flex}
  .nav-right .status-pill{display:none}
  .section{padding:72px 0}
  .help-layout{grid-template-columns:minmax(0,1fr);gap:28px}
  .anchor-nav{position:static;display:flex;flex-wrap:wrap;gap:8px;padding:16px}
  .anchor-nav h3{width:100%;padding:0 4px 4px}
  .anchor-nav a{padding:8px 14px;border-radius:999px;border-left:0;font-size:14px}
  .anchor-nav a.active{border-left:0;border:1px solid rgba(15,122,112,.35)}
  .anchor-nav .anchor-foot{display:none}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:40px;gap:26px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .cta-actions .btn{width:auto}
  .cta-actions .note{width:100%;text-align:left}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .nav{height:60px}
  .nav-right .btn{display:none}
  .page-hero{padding:44px 0 40px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .cta-wrap{padding:0 0 56px}
  .cta-band{padding:30px 24px;border-radius:18px}
  .support-grid{grid-template-columns:minmax(0,1fr);gap:18px}
  .faq-group{padding:4px 20px 10px}
  .faq-item::before{left:-20px}
  .faq-a p{padding-right:12px}
  .help-cta-card{grid-template-columns:minmax(0,1fr);padding:22px 20px}
  .help-cta-card .actions .btn{width:100%}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:480px){
  body{font-size:15.5px}
  .brand-text{font-size:15.5px}
  .brand-text small{font-size:10px}
  .page-hero h1{font-size:1.7rem}
  .faq-q{font-size:15px}
  .btn{width:100%}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .nav-right .btn{display:none}
}

/* roulang page: category4 */
:root{
  --c-primary:#0F7A70;
  --c-primary-deep:#0A5A53;
  --c-primary-soft:#E3F1EE;
  --c-accent:#F0763A;
  --c-accent-deep:#D25F26;
  --c-accent-soft:#FDEDE3;
  --c-amber:#E2A62B;
  --bg-page:#F6F9F8;
  --bg-card:#FFFFFF;
  --bg-alt:#EEF4F2;
  --bg-ink:#082624;
  --bg-ink-2:#0E3431;
  --t1:#0D1F1D;
  --t2:#4C625F;
  --t3:#8CA09C;
  --line:#DCE7E4;
  --sh-1:0 6px 24px rgba(8,38,36,.07);
  --sh-2:0 14px 40px rgba(8,38,36,.12);
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--t2);
  background:var(--bg-page);
  text-align:left;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary-deep)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--t1);line-height:1.32;font-weight:700}
p{margin:0 0 1.1em;max-width:46em}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-onink{background:#fff;color:var(--c-primary-deep)}
.btn-onink:hover{background:#fff;color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-outline-onink{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline-onink:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;
  border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap;
}
.badge-active{background:rgba(226,166,43,.14);color:#8A6410}
.badge-active i{display:block;width:6px;height:6px;border-radius:50%;background:var(--c-amber)}
.badge-done{background:var(--bg-alt);color:var(--t3)}
.badge-cat{background:var(--c-primary-soft);color:var(--c-primary-deep)}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:16px;min-height:68px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;color:var(--t1)}
.brand:hover{color:var(--t1)}
.brand-mark{width:40px;height:40px;flex-shrink:0}
.brand-text{display:flex;flex-direction:column;font-size:19px;font-weight:800;letter-spacing:-.01em;line-height:1.15}
.brand-text small{font-size:11px;font-weight:500;color:var(--t3);letter-spacing:.02em;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 14px;
  border-radius:999px;font-size:15px;font-weight:600;color:var(--t2);
  transition:background .18s ease,color .18s ease;
}
.nav-links a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.nav-links a.active{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.status-pill{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;border-radius:999px;
  background:rgba(226,166,43,.14);color:#8A6410;font-size:12px;font-weight:600;white-space:nowrap;
}
.status-pill i{display:block;width:6px;height:6px;border-radius:50%;background:var(--c-amber)}
.hamburger{
  display:none;position:relative;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;flex-shrink:0;
}
.hamburger span{position:absolute;left:12px;top:20px;width:18px;height:2px;border-radius:2px;background:var(--t1);transition:.22s ease}
.hamburger span::before,.hamburger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--t1);transition:.22s ease;
}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}
.hamburger.is-open span{background:transparent}
.hamburger.is-open span::before{top:0;transform:rotate(45deg)}
.hamburger.is-open span::after{top:0;transform:rotate(-45deg)}

/* ============ 移动端抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,38,36,.5);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.drawer-mask.show{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;width:280px;max-width:86vw;height:100%;
  background:#fff;z-index:75;transform:translateX(105%);transition:transform .28s ease;
  display:flex;flex-direction:column;box-shadow:var(--sh-2);
}
.drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;color:var(--t1)}
.drawer-close{width:34px;height:34px;border-radius:9px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--t2);font-size:16px;line-height:1}
.drawer-links{padding:10px 12px;overflow-y:auto;flex:1}
.drawer-links a{
  display:flex;align-items:center;height:48px;padding:0 14px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--t2);
}
.drawer-links a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.drawer-links a.active{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.drawer-foot{border-top:1px solid var(--line);padding:16px 20px;display:grid;gap:10px}
.drawer-foot .btn{width:100%}
.drawer-tel{font-size:14px;color:var(--t2);text-align:center}
.drawer-tel strong{color:var(--t1);font-family:var(--font-mono)}

/* ============ 面包屑 & 首屏 ============ */
.page-hero{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--line)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-3.png) center/cover no-repeat;opacity:.13;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(520px 420px at 86% 6%, rgba(15,122,112,.18), transparent 70%),
    radial-gradient(420px 360px at 4% 98%, rgba(240,118,58,.13), transparent 70%);
}
.page-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t3);padding-top:26px}
.breadcrumb a{color:var(--t2)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--t3)}
.hero-inner{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding:32px 0 64px}
.hero-copy h1{font-size:clamp(2rem,3.4vw,2.9rem);font-weight:800;letter-spacing:-.02em;line-height:1.2;max-width:17em}
.hero-lead{font-size:16.5px;line-height:1.85;color:var(--t2);max-width:40em;margin:18px 0 0}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:22px;font-size:13px;color:var(--t3)}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--c-primary);opacity:.55}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-img);
  box-shadow:var(--sh-2);border:1px solid var(--line);
}
.hero-float{
  position:absolute;right:-14px;bottom:-22px;background:#fff;border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--sh-2);padding:14px 18px;display:flex;flex-direction:column;gap:6px;gap:8px;
}
.hero-float strong{font-size:1.05rem;color:var(--t1)}
.hero-float span{font-size:12px;color:var(--t3)}

/* ============ 数据条 ============ */
.metrics{background:var(--bg-ink);color:rgba(255,255,255,.66)}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:34px 0}
.metric-num{display:block;font-size:2rem;font-weight:800;color:#fff;line-height:1.2}
.metric-num small{font-size:1rem;font-weight:700;color:var(--c-amber);margin-left:2px}
.metric-label{display:block;font-size:13px;color:rgba(255,255,255,.6);margin-top:4px}

/* ============ 板块通用 ============ */
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-ink{background:var(--bg-ink);color:rgba(255,255,255,.74)}
.section-ink h2,.section-ink h3,.section-ink h4{color:#fff}
.section-ink p{color:rgba(255,255,255,.68)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{position:relative;padding-bottom:14px;font-size:clamp(1.6rem,2.4vw,2.1rem);letter-spacing:-.01em}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:999px;background:var(--c-primary)}
.section-ink .section-head h2::after{background:var(--c-amber)}
.section-head p{margin-top:16px;font-size:15.5px;line-height:1.8}

/* ============ 服务卡片 3×2 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.op-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px 20px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.op-card::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:0 3px 3px 0;background:var(--c-primary)}
.op-card:hover{box-shadow:var(--sh-2);border-color:rgba(15,122,112,.35);transform:translateY(-3px)}
.op-icon{
  width:44px;height:44px;border-radius:12px;background:var(--c-primary-soft);
  display:grid;place-items:center;color:var(--c-primary);margin-bottom:16px;
}
.op-icon svg{width:22px;height:22px}
.op-card h3{font-size:1.12rem;margin-bottom:8px}
.op-card p{font-size:14px;line-height:1.75;color:var(--t2);margin:0 0 18px;max-width:none}
.op-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px dashed var(--line)}
.op-foot span{font-size:12px;color:var(--t3)}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{position:relative;padding-right:8px}
.step::after{
  content:"";position:absolute;left:54px;right:-12px;top:20px;
  border-top:2px dashed rgba(15,122,112,.36);
}
.step:last-child::after{display:none}
.step-num{
  position:relative;z-index:1;width:42px;height:42px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);color:var(--c-primary);
  display:grid;place-items:center;font-family:var(--font-mono);font-size:14px;font-weight:800;
}
.step h3{font-size:1.05rem;margin:18px 0 8px}
.step p{font-size:14px;line-height:1.75;margin:0;max-width:22em}

/* ============ 响应等级 ============ */
.sla-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.sla-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 24px;box-shadow:var(--sh-1)}
.sla-level{font-family:var(--font-mono);font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--c-accent)}
.sla-time{font-family:var(--font-mono);font-size:1.65rem;font-weight:800;color:var(--t1);margin:10px 0 4px;line-height:1.25}
.sla-card h3{font-size:1rem;margin-bottom:8px}
.sla-card p{font-size:14px;line-height:1.75;margin:0;max-width:none}

/* ============ 客户反馈 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{
  background:var(--bg-ink-2);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:26px 24px;display:flex;flex-direction:column;
}
.quote .stars{color:var(--c-amber);font-size:13px;letter-spacing:2px;margin-bottom:14px}
.quote p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.78);margin:0 0 20px;max-width:none}
.quote-who{margin-top:auto;display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12)}
.avatar{
  width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.12);
  display:grid;place-items:center;font-size:14px;font-weight:700;color:#fff;flex-shrink:0;
}
.quote-who strong{display:block;font-size:14px;color:#fff}
.quote-who span{font-size:12px;color:rgba(255,255,255,.55)}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-side{position:sticky;top:92px}
.faq-side h2{position:relative;padding-bottom:14px;font-size:clamp(1.6rem,2.4vw,2.1rem)}
.faq-side h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:999px;background:var(--c-primary)}
.faq-side p{margin-top:16px;font-size:15px;line-height:1.8}
.faq-side .help-card{
  margin-top:26px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
}
.faq-side .help-card strong{display:block;font-size:15px;color:var(--t1);margin-bottom:6px}
.faq-side .help-card span{display:block;font-size:13px;color:var(--t3);margin-bottom:14px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:none;border:0;padding:20px 44px 20px 0;text-align:left;
  font-size:16px;font-weight:700;color:var(--t1);cursor:pointer;position:relative;line-height:1.6;
}
.faq-q:hover{color:var(--c-primary-deep)}
.faq-q::after{
  content:"";position:absolute;right:10px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:translateY(-70%) rotate(45deg);transition:transform .22s ease;
}
.faq-item.open .faq-q::after{transform:translateY(-30%) rotate(-135deg)}
.faq-a{
  display:none;margin:0 0 20px;padding:2px 22px 2px 18px;
  border-left:3px solid var(--c-primary);font-size:14.5px;line-height:1.85;color:var(--t2);
}
.faq-a p{margin:0;max-width:none}
.faq-item.open .faq-a{display:block;animation:faqIn .22s ease}
@keyframes faqIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}

/* ============ CTA ============ */
.cta-wrap{padding:0 0 96px}
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;
  background:linear-gradient(135deg,var(--c-primary-deep),var(--c-primary));
  padding:48px;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,118,58,.35),rgba(240,118,58,0) 70%);pointer-events:none;
}
.cta-band h2{position:relative;color:#fff;font-size:clamp(1.5rem,2.2vw,1.95rem);letter-spacing:-.01em}
.cta-band p{position:relative;color:rgba(255,255,255,.82);margin:14px 0 0;font-size:15px;max-width:38em}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px}

/* ============ 底部固定转化条 ============ */
.convert-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;
  border-top:1px solid var(--line);box-shadow:0 -6px 24px rgba(8,38,36,.08);
  transform:translateY(110%);opacity:0;transition:transform .25s ease,opacity .25s ease;
}
.convert-bar.show{transform:translateY(0);opacity:1}
.convert-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;padding-top:8px;padding-bottom:8px}
.convert-left{display:flex;align-items:center;gap:12px;min-width:0}
.convert-text{font-size:14px;color:var(--t2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.convert-right{display:flex;align-items:center;gap:16px;flex-shrink:0}
.convert-tel{font-size:14px;font-weight:700;color:var(--t1)}
.convert-tel:hover{color:var(--c-primary)}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-ink);color:rgba(255,255,255,.7);padding:64px 0 72px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text small{color:rgba(255,255,255,.45)}
.footer-about{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.6);margin-top:16px;max-width:34em}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-list li{margin-bottom:10px}
.footer-list a{color:rgba(255,255,255,.7);font-size:14px}
.footer-list a:hover{color:#fff}
.footer-contact li{font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.7)}
.footer-contact .mono{color:#fff}
.qr-box{
  width:104px;height:104px;border-radius:12px;border:1px dashed rgba(255,255,255,.3);
  display:grid;place-items:center;text-align:center;font-size:12px;color:rgba(255,255,255,.55);
  margin-top:18px;line-height:1.5;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;padding-top:20px;font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-inner{gap:36px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .hamburger{display:block}
  .nav-right{margin-left:auto}
  .status-pill{display:none}
  .section{padding:72px 0}
  .hero-inner{grid-template-columns:1fr;padding:24px 0 56px}
  .hero-visual{max-width:620px}
  .hero-float{right:12px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);row-gap:36px}
  .step:nth-child(2)::after{display:none}
  .step::after{right:0}
  .sla-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr}
  .metrics-grid{grid-template-columns:repeat(2,1fr);row-gap:28px}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .faq-side{position:static}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .cta-band{grid-template-columns:1fr;padding:36px}
  .cta-wrap{padding-bottom:72px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .brand-text{font-size:17px}
  .brand-text small{display:none}
  .hero-copy h1{font-size:clamp(1.7rem,7vw,2.1rem)}
  .hero-lead{font-size:15.5px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step::after{display:none}
  .sla-grid{grid-template-columns:1fr}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{padding:28px 22px;border-radius:16px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .convert-inner{min-height:72px}
  .convert-text{display:none}
  .convert-right{width:100%;justify-content:space-between}
  .convert-bar .status-pill{display:inline-flex}
  .site-footer{padding:48px 0 96px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .metric-num{font-size:1.6rem}
  .hero-float{position:static;margin-top:14px;flex-direction:row;align-items:center;justify-content:space-between}
  .convert-right{gap:10px}
  .convert-right .btn{flex:1}
}