:root{
  --ink:#0C1B2A; --ink-2:#22374C; --muted:#5C7186; --muted-2:#7C90A4;
  --line:#E2E9F1; --line-2:#EDF2F7; --bg-2:#F6F9FC; --bg-3:#EEF4FA;
  --brand:#1B4E8C; --brand-d:#123A6B; --brand-l:#2E6CB5;
  --brand-50:#F1F6FC; --brand-100:#DEEAF8;
  --wood:#B4763C; --wood-d:#8E5A28; --accent:#EE8A1E; --accent-d:#D2730C;
  --radius:16px; --radius-sm:10px; --hdr:88px;
  --shadow-xs:0 1px 2px rgba(12,27,42,.05);
  --shadow-sm:0 4px 14px -6px rgba(12,27,42,.16);
  --shadow:0 18px 40px -22px rgba(12,27,42,.30);
  --shadow-lg:0 28px 60px -28px rgba(12,27,42,.40);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:#fff;line-height:1.72;
  font-size:15.5px;-webkit-font-smoothing:antialiased;overflow-x:hidden;padding-bottom:62px}
@media(min-width:1280px){body{padding-bottom:0}}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
::selection{background:rgba(27,78,140,.16)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
.prose ul,.prose ol,.fa-body ul,.fa-body ol{padding-left:1.15em}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 18px}
@media(min-width:768px){.wrap{padding:0 24px}}
@media(min-width:1280px){.wrap{padding:0 32px}}
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:var(--brand);color:#fff;
  padding:10px 16px;border-radius:0 0 10px 10px;font-size:14px;transition:top .2s}
.skip-link:focus{top:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
[id]{scroll-margin-top:100px}
@media(max-width:1279px){[id]{scroll-margin-top:24px}}
.i-icon{display:inline-flex;align-items:center;justify-content:center;flex:none;line-height:1}
.i-icon>svg{display:block}
.i-sz{width:1.15em;height:1.15em;flex-shrink:0;display:inline-block;vertical-align:-.16em}
.i-icon>svg:not([class*="w-"]){width:1.25em;height:1.25em}
.crate{width:100%;height:auto;display:block}

/* ---------- header ---------- */
.site-header{position:relative;z-index:60;background:#fff}
.topbar{background:linear-gradient(90deg,#0A1D33,#123A6B);color:rgba(255,255,255,.74);font-size:12.5px}
.topbar-in{display:flex;align-items:center;justify-content:space-between;height:36px;gap:18px}
.tb-l{display:flex;align-items:center;gap:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tb-l svg{width:14px;height:14px;opacity:.8}
.tb-r{display:none;align-items:center;gap:20px;white-space:nowrap}
.tb-r span{display:flex;align-items:center;gap:5px}
.tb-r i{width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block}
@media(min-width:1024px){.tb-r{display:flex}}
.header-main{background:#fff;border-bottom:1px solid var(--line)}
.header-inner{display:flex;flex-wrap:wrap;align-items:center;gap:0 10px;padding-top:9px;padding-bottom:9px}
.brand{order:1;display:flex;align-items:center;flex:none}
.brand img{height:38px;width:auto}
.header-actions{order:2;margin-left:auto;display:flex;align-items:center;gap:8px}
.hdr-tel{display:none;align-items:center;gap:9px;padding:6px 12px;border-radius:11px;border:1px solid var(--line);background:var(--bg-2)}
.hdr-tel:hover{border-color:#C9D9EA;background:#fff}
.ht-ic{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;
  background:var(--brand);color:#fff;flex:none}
.ht-ic svg{width:16px;height:16px}
.ht-tx{display:flex;flex-direction:column;line-height:1.2}
.ht-tx em{font-style:normal;font-size:11px;color:var(--muted-2);letter-spacing:.04em}
.ht-tx b{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:.02em}
.hdr-btn{height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.site-nav{order:3;flex:0 0 100%;width:100%;margin-top:7px;padding-top:8px;border-top:1px solid var(--line-2)}
.nav-list{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;list-style:none;margin:0;padding:0}
.nav-list a{display:flex;align-items:center;justify-content:center;height:32px;border-radius:9px;
  font-size:13.5px;color:var(--ink-2);font-weight:500;white-space:nowrap;transition:background .18s,color .18s}
.nav-list a:hover{color:var(--brand);background:var(--brand-50)}
.nav-list a.active{color:var(--brand);background:var(--brand-50);font-weight:800}
@media(min-width:1280px){
  .site-header{position:sticky;top:0;box-shadow:0 1px 0 rgba(12,27,42,.04)}
  .header-inner{flex-wrap:nowrap;height:var(--hdr);padding-top:0;padding-bottom:0;gap:16px}
  .brand img{height:46px}
  .site-nav{order:2;flex:1 1 auto;width:auto;min-width:0;margin:0;padding:0;border:0;display:flex;justify-content:flex-end}
  .nav-list{display:flex;flex-wrap:nowrap;justify-content:flex-end;gap:2px}
  .nav-list a{height:auto;padding:9px 12px;font-size:15px}
  .header-actions{order:3}
  .hdr-tel{display:flex}
  .hdr-btn{height:44px;padding:0 20px;font-size:15px}
}
@media(min-width:1280px) and (max-width:1439px){
  .nav-list a{padding:9px 9px;font-size:14.5px}
  .header-inner{gap:12px}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;
  border-radius:11px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s,color .22s,border-color .22s;white-space:nowrap}
.btn svg{width:18px;height:18px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px -12px rgba(27,78,140,.65)}
.btn-primary:hover{background:var(--brand-d);transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(27,78,140,.7)}
.btn-accent{background:linear-gradient(135deg,#F6A343,#E67F10);color:#fff;box-shadow:0 10px 24px -12px rgba(230,127,16,.7)}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(230,127,16,.75)}
.btn-light{background:#fff;color:var(--brand);border-color:var(--line);box-shadow:var(--shadow-xs)}
.btn-light:hover{border-color:#C9D9EA;transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-outline{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.30)}
.btn-outline:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.5)}
.btn-ghost{background:var(--brand-50);color:var(--brand)}
.btn-ghost:hover{background:var(--brand-100)}
.btn-sm{height:38px;padding:0 14px;font-size:13.5px;border-radius:9px}
.btn-block{width:100%}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(155deg,#081A2E 0%,#0E2E52 42%,#0A2340 100%);color:#fff}
.hero-pattern{position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:radial-gradient(ellipse 85% 75% at 45% 35%,#000 35%,transparent 100%);
  mask-image:radial-gradient(ellipse 85% 75% at 45% 35%,#000 35%,transparent 100%)}
.hero-glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none}
.hero-glow.g1{width:420px;height:420px;right:-90px;top:-120px;background:rgba(46,108,181,.45)}
.hero-glow.g2{width:360px;height:360px;left:-110px;bottom:-140px;background:rgba(238,138,30,.22)}
.hero-in{position:relative;padding-top:48px;padding-bottom:40px;display:grid;gap:36px}
@media(min-width:1024px){.hero-in{grid-template-columns:1.06fr .94fr;align-items:center;gap:40px;padding-top:72px;padding-bottom:60px}}
.hero-badge{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 12px;border-radius:99px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);font-size:12.5px;letter-spacing:.06em;color:#CFE0F2}
.hero-badge svg{width:14px;height:14px;color:var(--accent)}
.hero-title{font-size:clamp(29px,4.3vw,50px);line-height:1.16;font-weight:800;letter-spacing:-.02em;margin-top:18px}
.hero-title em{font-style:normal;color:#FFB65C;position:relative;white-space:nowrap}
.hero-sub{margin-top:16px;color:#A9C2DA;font-size:15px;line-height:1.85;max-width:36em}
.hero-sub b{color:#fff;font-weight:700}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:24px;font-size:13.5px;color:#B7CDE2}
.hero-points span{display:inline-flex;align-items:center;gap:6px}
.hero-points svg{width:15px;height:15px;color:#5FD39B}
.hero-art{position:relative}
.hero-art-box{position:relative;border-radius:20px;background:linear-gradient(160deg,rgba(255,255,255,.10),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.14);padding:14px;box-shadow:0 40px 80px -40px rgba(0,0,0,.6)}
.hero-art-box svg{width:100%;height:auto;display:block}
.float-card{position:absolute;background:#fff;border-radius:13px;padding:10px 14px;box-shadow:0 18px 40px -16px rgba(0,0,0,.45);
  color:var(--ink);display:flex;align-items:center;gap:10px;animation:floaty 6s ease-in-out infinite}
.float-card .fc-ic{width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-50);color:var(--brand);flex:none}
.float-card .fc-ic svg{width:17px;height:17px}
.float-card b{display:block;font-size:15px;line-height:1.25}
.float-card small{display:block;font-size:11px;color:var(--muted-2);line-height:1.4}
.fc-1{left:-6px;top:16%;animation-delay:.2s}
.fc-2{right:-6px;bottom:14%;animation-delay:1.4s}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@media(max-width:1023px){.float-card{display:none}}
@media(prefers-reduced-motion:reduce){.float-card{animation:none}}

.hero-stats{position:relative;border-top:1px solid rgba(255,255,255,.12);display:grid;grid-template-columns:repeat(2,1fr)}
@media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,1fr)}}
.hero-stats .hs{padding:18px 14px;border-right:1px solid rgba(255,255,255,.09)}
.hero-stats .hs:last-child{border-right:0}
.hero-stats b{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:800;letter-spacing:-.02em;color:#fff;line-height:1.1}
.hero-stats b i{font-style:normal;font-size:.5em;font-weight:700;color:var(--accent);margin-left:3px}
.hero-stats span{display:block;font-size:12.5px;color:#94AFC9;margin-top:5px}

/* ---------- trust strip ---------- */
.trust-strip{background:#fff;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr;gap:1px;background:var(--line)}
@media(min-width:640px){.trust-strip{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.trust-strip{grid-template-columns:repeat(4,1fr)}}
.trust-strip div{background:#fff;padding:18px 20px;display:flex;align-items:center;gap:11px}
.trust-strip svg{width:20px;height:20px;color:var(--brand);flex:none}
.trust-strip b{display:block;font-size:13.5px;line-height:1.35}
.trust-strip small{display:block;font-size:11.5px;color:var(--muted-2);line-height:1.4}

/* ---------- section ---------- */
.sec{padding:56px 0}
@media(min-width:1024px){.sec{padding:86px 0}}
.sec-tight{padding:44px 0}
@media(min-width:1024px){.sec-tight{padding:60px 0}}
.sec-bg{background:var(--bg-2)}
.sec-head{max-width:720px}
.sec-head.center{margin:0 auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:.16em;
  color:var(--brand);text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:99px;background:var(--accent)}
.sec-head.center .eyebrow::before{display:none}
.sec-title{font-size:clamp(23px,2.7vw,34px);line-height:1.28;font-weight:800;letter-spacing:-.015em;margin-top:12px}
.sec-sub{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.85}
.sec-foot{margin-top:28px}

/* ---------- cards ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.card-hov:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#CFDDEC}
.grid-cards{display:grid;gap:16px}
@media(min-width:640px){.grid-cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.grid-cards{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.grid-cards.c4{grid-template-columns:repeat(4,1fr)}}

.prod-card{display:flex;flex-direction:column;overflow:hidden;height:100%}
.prod-art{position:relative;background:linear-gradient(165deg,#F7FAFD,#EDF4FB);border-bottom:1px solid var(--line-2);padding:8px 10px}
.prod-art svg{width:100%;height:150px}
.prod-art .pa-tag{position:absolute;left:12px;top:12px;font-size:11px;font-weight:700;letter-spacing:.04em;
  background:rgba(255,255,255,.9);color:var(--brand);border:1px solid var(--brand-100);border-radius:99px;padding:3px 9px}
.prod-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.prod-body h3{font-size:17.5px;font-weight:800;letter-spacing:-.01em;line-height:1.4}
.prod-body .pb-sub{margin-top:7px;font-size:13.5px;color:var(--muted);line-height:1.65;flex:1}
.prod-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px;padding-top:13px;border-top:1px dashed var(--line)}
.prod-meta .pm-price{font-size:14px;font-weight:800;color:var(--accent-d)}
.prod-meta .pm-lead{font-size:12px;color:var(--muted-2)}
.prod-link{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:700;color:var(--brand);margin-top:12px}
.prod-link svg{width:14px;height:14px;transition:transform .24s var(--ease)}
.prod-card:hover .prod-link svg{transform:translateX(3px)}

.feature{display:flex;gap:14px;padding:22px;height:100%}
.feature .f-ic{width:44px;height:44px;border-radius:12px;background:var(--brand-50);color:var(--brand);
  display:flex;align-items:center;justify-content:center;flex:none}
.feature .f-ic svg{width:22px;height:22px}
.feature h3{font-size:16px;font-weight:800;line-height:1.4}
.feature p{margin-top:7px;font-size:13.5px;color:var(--muted);line-height:1.75}

.area-card{padding:18px;display:flex;flex-direction:column;gap:8px;height:100%}
.area-card .ac-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.area-card h3{font-size:15.5px;font-weight:800}
.area-card .ac-kind{font-size:10.5px;font-weight:700;color:var(--brand);background:var(--brand-50);
  border:1px solid var(--brand-100);border-radius:99px;padding:2px 7px;white-space:nowrap}
.area-card p{font-size:12.5px;color:var(--muted-2);line-height:1.6}
.area-card .ac-time{font-size:12px;color:var(--accent-d);font-weight:700;display:flex;align-items:center;gap:5px}
.area-card .ac-time svg{width:13px;height:13px}

.case-card{overflow:hidden;display:flex;flex-direction:column;height:100%}
.case-art{background:linear-gradient(160deg,#0E2E52,#173E68);padding:6px 10px;position:relative}
.case-art svg{width:100%;height:132px}
.case-art .ca-ind{position:absolute;left:12px;top:12px;font-size:10.5px;font-weight:700;color:#DCE9F7;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);border-radius:99px;padding:3px 8px}
.case-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.case-body h3{font-size:16px;font-weight:800;line-height:1.45}
.case-body p{margin-top:8px;font-size:13px;color:var(--muted);line-height:1.7;flex:1}
.case-kpi{display:flex;gap:14px;margin-top:12px;padding-top:12px;border-top:1px dashed var(--line)}
.case-kpi b{display:block;font-size:16px;font-weight:800;color:var(--brand);line-height:1.2}
.case-kpi small{font-size:11px;color:var(--muted-2)}

.post-card{padding:20px;display:flex;flex-direction:column;height:100%}
.post-card .pc-tag{font-size:11px;font-weight:700;color:var(--brand);letter-spacing:.04em}
.post-card h3{font-size:16.5px;font-weight:800;line-height:1.5;margin-top:8px}
.post-card p{margin-top:9px;font-size:13px;color:var(--muted);line-height:1.7;flex:1}
.post-card .pc-meta{display:flex;align-items:center;gap:12px;margin-top:14px;font-size:11.5px;color:var(--muted-2)}

.tag-chip{display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:99px;
  border:1px solid var(--line);background:#fff;font-size:13px;color:var(--ink-2);transition:.2s}
.tag-chip:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-50)}
.tag-chip b{font-size:11px;color:var(--muted-2);font-weight:600}

/* ---------- page head ---------- */
.page-head{position:relative;background:linear-gradient(180deg,#F3F8FD,#fff);border-bottom:1px solid var(--line);overflow:hidden}
.page-head::after{content:"";position:absolute;right:-80px;top:-60px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(27,78,140,.10),transparent 68%)}
.page-head .wrap{position:relative;padding-top:22px;padding-bottom:30px}
@media(min-width:1024px){.page-head .wrap{padding-top:28px;padding-bottom:42px}}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:12.5px;color:var(--muted-2)}
.crumb a{color:var(--muted);transition:color .18s}
.crumb a:hover{color:var(--brand)}
.crumb svg{width:12px;height:12px;opacity:.6}
.crumb span{color:var(--ink-2);font-weight:600}
.page-head h1{font-size:clamp(24px,3.2vw,36px);line-height:1.26;font-weight:800;letter-spacing:-.02em;margin-top:14px;max-width:26em}
.page-head .ph-sub{margin-top:12px;color:var(--muted);font-size:14.5px;line-height:1.8;max-width:46em}
.page-head .ph-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}

/* ---------- prose ---------- */
.prose{font-size:15.5px;line-height:1.92;color:var(--ink-2)}
.prose>*+*{margin-top:16px}
.prose h2{font-size:clamp(20px,2.2vw,25px);font-weight:800;line-height:1.4;letter-spacing:-.01em;color:var(--ink);
  margin-top:34px;padding-top:8px}
.prose h2::before{content:"";display:block;width:34px;height:3px;border-radius:99px;background:var(--accent);margin-bottom:12px}
.prose h3{font-size:17px;font-weight:800;color:var(--ink);margin-top:24px}
.prose p{color:var(--ink-2)}
.prose ul,.prose ol{color:var(--ink-2)}
.prose li+li{margin-top:7px}
.prose strong{color:var(--ink);font-weight:700}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
.tbl{width:100%;border-collapse:collapse;font-size:13.5px;min-width:520px}
.tbl th,.tbl td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line-2);vertical-align:top;line-height:1.6}
.tbl th{background:var(--bg-2);font-weight:800;color:var(--ink);font-size:12.5px;letter-spacing:.02em;white-space:nowrap}
.tbl tr:last-child td{border-bottom:0}
.tbl tbody tr:hover{background:#FAFCFF}
.callout{border:1px solid #F3DCBC;background:linear-gradient(180deg,#FFFBF4,#FFF7EC);border-radius:12px;padding:16px 18px}
.callout b{display:block;font-size:13px;font-weight:800;color:#A9610C;letter-spacing:.03em;margin-bottom:5px}
.callout p{font-size:14px;color:#6B4A21;line-height:1.8}
.answer-box{border:1px solid var(--brand-100);background:linear-gradient(180deg,#F5F9FE,#EEF5FC);border-radius:14px;padding:18px 20px}
.answer-box .ab-t{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--brand);margin-bottom:8px}
.answer-box .ab-t svg{width:15px;height:15px}
.answer-box p{font-size:14.5px;line-height:1.85;color:var(--ink-2)}
.quote{border-left:3px solid var(--accent);padding:4px 0 4px 18px;color:var(--ink-2);font-size:15px;font-weight:600;line-height:1.8}
.steps{display:grid;gap:12px;counter-reset:st}
.step{display:flex;gap:14px;padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:#fff}
.step .st-n{flex:none;width:30px;height:30px;border-radius:9px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}
.step b{display:block;font-size:14.5px;font-weight:800}
.step p{font-size:13.5px;color:var(--muted);line-height:1.75;margin-top:3px}

/* ---------- article layout ---------- */
.art-grid{display:grid;gap:32px}
@media(min-width:1024px){.art-grid{grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start}}
.side{display:grid;gap:16px}
.side-card{border:1px solid var(--line);border-radius:14px;background:#fff;padding:18px}
.side-card h2{font-size:14px;font-weight:800;display:flex;align-items:center;gap:7px;margin-bottom:12px}
.side-card h2 svg{width:15px;height:15px;color:var(--brand)}
.side-card ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.side-card li a{display:flex;align-items:flex-start;gap:8px;padding:7px 8px;border-radius:8px;font-size:13px;
  color:var(--ink-2);line-height:1.55;transition:.18s}
.side-card li a:hover{background:var(--brand-50);color:var(--brand)}
.side-card li a i{width:5px;height:5px;border-radius:50%;background:var(--brand-l);margin-top:8px;flex:none}
.toc{display:grid;gap:1px}
.toc a{display:block;padding:6px 8px;border-radius:7px;font-size:12.5px;color:var(--muted);line-height:1.5}
.toc a:hover{background:var(--brand-50);color:var(--brand)}
.takeaway{border:1px solid #CFE9DC;background:linear-gradient(180deg,#F4FCF8,#EDF9F3);border-radius:14px;padding:18px 20px}
.takeaway h2{font-size:13px;font-weight:800;color:#0F7A52;letter-spacing:.06em;display:flex;align-items:center;gap:6px}
.takeaway ul{margin-top:10px;display:grid;gap:7px;padding-left:0;list-style:none}
.takeaway li{display:flex;gap:8px;font-size:13.5px;line-height:1.7;color:#1B5C45}
.takeaway li svg{width:15px;height:15px;flex:none;margin-top:4px;color:#12A06B}

/* ---------- faq ---------- */
.faq{display:grid;gap:10px}
.faq-wrap{max-width:920px}
.faq details{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq details[open]{border-color:#C9DCF0;box-shadow:var(--shadow-sm)}
.faq summary{list-style:none;cursor:pointer;padding:15px 46px 15px 18px;position:relative;
  font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.6}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:18px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--muted-2);border-bottom:2px solid var(--muted-2);
  transform:translateY(-70%) rotate(45deg);transition:transform .24s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--brand)}
.faq .fa-body{padding:0 18px 16px;font-size:14px;color:var(--muted);line-height:1.85}
.faq .fa-body a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}

/* ---------- cta band ---------- */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#0B2440,#123C6C 55%,#0E2E52);color:#fff}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 15% 20%,rgba(238,138,30,.20),transparent 45%),
  radial-gradient(circle at 85% 80%,rgba(46,108,181,.35),transparent 50%)}
.cta-in{position:relative;padding-top:44px;padding-bottom:44px;display:grid;gap:22px;align-items:center}
@media(min-width:1024px){.cta-in{grid-template-columns:1fr auto;padding-top:56px;padding-bottom:56px}}
.cta-in h2{font-size:clamp(22px,2.6vw,32px);font-weight:800;line-height:1.3;letter-spacing:-.015em}
.cta-in p{margin-top:10px;color:#A9C2DA;font-size:14.5px;line-height:1.8}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{background:#08192B;color:#93A9BF;font-size:13.5px}
.ft-top{display:grid;gap:28px;padding:44px 0 30px}
@media(min-width:768px){.ft-top{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.ft-top{grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:24px;padding:56px 0 40px}}
.ft-brand img{height:42px;width:auto;background:#fff;border-radius:7px;padding:5px 7px}
.ft-brand p{margin-top:14px;line-height:1.85;font-size:13px;color:#8299B0;max-width:30em}
.ft-contact{margin-top:16px;display:grid;gap:8px;list-style:none;padding:0}
.ft-contact li{display:flex;gap:8px;align-items:flex-start;font-size:13px;line-height:1.65;color:#A8BDD2}
.ft-contact svg{width:15px;height:15px;flex:none;margin-top:4px;color:#4E86C4}
.ft-contact b{color:#fff;font-weight:700}
.ft-col h2{font-size:13.5px;font-weight:800;color:#fff;letter-spacing:.04em;margin-bottom:14px}
.ft-col ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.ft-col a{color:#93A9BF;font-size:13px;transition:color .18s}
.ft-col a:hover{color:#fff}
.ft-tags{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;display:flex;flex-wrap:wrap;gap:8px 14px;font-size:12px}
.ft-tags a{color:#7E95AC}
.ft-tags a:hover{color:#fff}
.ft-tags .ft-tag-t{color:#7E95AC;font-weight:700}
.ft-bot{border-top:1px solid rgba(255,255,255,.08);padding:16px 0 22px;display:flex;flex-wrap:wrap;gap:8px 18px;
  justify-content:space-between;font-size:12px;color:#6E869D}
.ft-bot a{color:#8FA6BC}
.ft-bot a:hover{color:#fff}
.ft-bot .fb-l{display:flex;flex-wrap:wrap;gap:8px 14px}

/* ---------- mobile cta ---------- */
.m-cta{position:fixed;left:0;right:0;bottom:0;z-index:80;display:grid;grid-template-columns:repeat(4,1fr);
  background:rgba(255,255,255,.98);border-top:1px solid var(--line);backdrop-filter:blur(10px);
  box-shadow:0 -6px 22px rgba(12,27,42,.13);padding-bottom:env(safe-area-inset-bottom)}
@media(min-width:1280px){.m-cta{display:none}}
.m-cta a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;height:58px;
  font-size:11px;color:var(--muted);font-weight:600}
.m-cta a svg{width:19px;height:19px}
.m-cta a.mc-call{background:linear-gradient(135deg,#F6A343,#E67F10);color:#fff;font-weight:800}
.m-cta a.mc-call svg{width:20px;height:20px}
.pc-float{display:none}
@media(min-width:1280px){
  .pc-float{position:fixed;right:22px;bottom:34px;z-index:70;display:flex;flex-direction:column;gap:8px}
  .pc-float a{width:56px;height:56px;border-radius:14px;background:#fff;border:1px solid var(--line);
    box-shadow:var(--shadow-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
    font-size:11px;color:var(--ink-2);font-weight:700;transition:.22s var(--ease)}
  .pc-float a svg{width:19px;height:19px;color:var(--brand)}
  .pc-float a:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#C9D9EA;color:var(--brand)}
  .pc-float a.pf-main{background:var(--brand);border-color:var(--brand);color:#fff}
  .pc-float a.pf-main svg{color:#fff}
}
.to-top{position:fixed;right:14px;bottom:70px;z-index:75;width:42px;height:42px;border-radius:50%;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center;
  color:var(--brand);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .24s,transform .24s,visibility .24s}
.to-top svg{width:19px;height:19px}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
@media(min-width:1280px){.to-top{display:none}}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1!important;transform:none!important}}

/* ---------- misc ---------- */
.kpi-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(min-width:768px){.kpi-row{grid-template-columns:repeat(4,1fr)}}
.kpi{border:1px solid var(--line);border-radius:12px;background:#fff;padding:14px 16px}
.kpi b{display:block;font-size:20px;font-weight:800;color:var(--brand);letter-spacing:-.01em;line-height:1.2}
.kpi span{display:block;font-size:12px;color:var(--muted-2);margin-top:3px}
.pill-list{display:flex;flex-wrap:wrap;gap:8px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:99px;background:var(--bg-3);
  font-size:12.5px;color:var(--ink-2)}
.split{display:grid;gap:26px}
@media(min-width:1024px){.split{grid-template-columns:1fr 1fr;gap:44px;align-items:center}}
.split.wide-left{grid-template-columns:1fr}
@media(min-width:1024px){.split.wide-left{grid-template-columns:1.15fr .85fr}}
.note{font-size:12.5px;color:var(--muted-2);line-height:1.75}
.divider{height:1px;background:var(--line);margin:34px 0}
.hl{color:var(--brand);font-weight:700}
.tag-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tag-head .th-count{font-size:12px;color:var(--muted-2);background:var(--bg-2);border:1px solid var(--line);
  border-radius:99px;padding:3px 10px}
.rel-grid{display:grid;gap:12px}
@media(min-width:640px){.rel-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
.rel-item{display:flex;gap:12px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fff;transition:.22s}
.rel-item:hover{border-color:#C9D9EA;box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.rel-item .ri-art{width:64px;height:52px;flex:none;border-radius:8px;background:var(--bg-2);display:flex;align-items:center;justify-content:center;overflow:hidden}
.rel-item .ri-art svg{width:100%;height:100%}
.rel-item b{display:block;font-size:14px;font-weight:800;line-height:1.45}
.rel-item small{display:block;font-size:11.5px;color:var(--muted-2);margin-top:3px}
.rel-item p{font-size:12px;color:var(--muted);line-height:1.6;margin-top:4px}
.pager{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:30px;padding-top:22px;border-top:1px solid var(--line)}
.pager a{display:flex;flex-direction:column;gap:3px;font-size:13px;color:var(--muted);max-width:48%}
.pager a b{font-size:13.5px;color:var(--ink);font-weight:700}
.pager a:hover b{color:var(--brand)}

/* sitemap */
.smap-grid{display:grid;gap:10px 16px;grid-template-columns:1fr}
@media(min-width:640px){.smap-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.smap-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1280px){.smap-grid.cols-4{grid-template-columns:repeat(4,1fr)}}
.smap-grid a{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--ink-2);padding:4px 0;line-height:1.5}
.smap-grid a:hover{color:var(--brand)}
.smap-grid a::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--brand-l);flex:none}
.smap-sec{border:1px solid var(--line);border-radius:14px;padding:20px;background:#fff;margin-top:16px}
.smap-sec h2{font-size:15px;font-weight:800;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.smap-sec h2 svg{width:17px;height:17px;color:var(--brand)}
.smap-sub{font-size:12px;font-weight:800;color:var(--muted-2);letter-spacing:.06em;margin:16px 0 8px}

/* form */
.form-grid{display:grid;gap:14px}
@media(min-width:640px){.form-grid{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:12.5px;font-weight:700;color:var(--ink-2)}
.field label i{color:#D14343;font-style:normal;margin-left:2px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;
  padding:11px 13px;font-size:14px;color:var(--ink);font-family:inherit;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-l);box-shadow:0 0 0 3px rgba(46,108,181,.12)}
.field textarea{min-height:104px;resize:vertical}
.field .err{font-size:11.5px;color:#D14343;display:none}
.field.bad input,.field.bad select,.field.bad textarea{border-color:#E28A8A;background:#FFF8F8}
.field.bad .err{display:block}
.form-ok{display:none;border:1px solid #BFE5D3;background:#F2FBF6;color:#12734B;border-radius:10px;padding:12px 14px;font-size:13.5px}
.form-ok.show{display:block}

/* calculator */
.calc-grid{display:grid;gap:24px}
@media(min-width:1024px){.calc-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:32px;align-items:start}}
.calc-panel{border:1px solid var(--line);border-radius:16px;background:#fff;padding:22px}
.calc-panel h2{font-size:15px;font-weight:800;display:flex;align-items:center;gap:8px;margin-bottom:16px}
.calc-panel h2 svg{width:17px;height:17px;color:var(--brand)}
.opt-card{display:block;height:100%}
.opt-card input{position:absolute;opacity:0;width:1px;height:1px}
.opt-card span{display:block;height:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;
  font-size:13px;font-weight:700;text-align:center;cursor:pointer;transition:.2s;background:#fff}
.opt-card input:checked+span{border-color:var(--brand);background:var(--brand-50);color:var(--brand);
  box-shadow:0 0 0 3px rgba(27,78,140,.08)}
.opt-card small{display:block;font-size:11px;color:var(--muted-2);font-weight:500;margin-top:2px}
.result-box{border:1px solid var(--brand-100);border-radius:16px;background:linear-gradient(180deg,#F6FAFE,#EDF5FC);padding:22px}
.result-box .rb-main{display:flex;align-items:baseline;gap:6px}
.result-box .rb-main b{font-size:34px;font-weight:800;color:var(--brand);letter-spacing:-.02em;line-height:1.1}
.result-box .rb-main span{font-size:13px;color:var(--muted)}
.result-box .rb-sub{font-size:12px;color:var(--muted-2);margin-top:6px}
.rb-list{display:grid;gap:0;margin-top:16px;border-top:1px solid rgba(27,78,140,.12)}
.rb-list div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed rgba(27,78,140,.12);font-size:13px}
.rb-list div:last-child{border-bottom:0}
.rb-list span{color:var(--muted)}
.rb-list b{font-weight:800;color:var(--ink)}
.hide{display:none!important}
.range-row{display:flex;align-items:center;gap:10px}
.range-row input[type=range]{flex:1;accent-color:var(--brand)}
.range-val{width:64px;text-align:right;font-size:13px;font-weight:800;color:var(--brand)}

/* side cta */
.side-cta{background:linear-gradient(160deg,#0E2E52,#16406F);border:0;color:#fff}
.side-cta h2{color:#fff}
.side-cta p{font-size:12.5px;color:#A9C2DA;line-height:1.7;margin-bottom:4px}
.side-cta .btn{width:100%;margin-top:10px;height:42px;font-size:14px}
.side-cta ul{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:6px}
.side-cta li{display:flex;gap:7px;font-size:12px;color:#B7CDE2;line-height:1.5}
.side-cta li svg{width:13px;height:13px;flex:none;margin-top:3px;color:#5FD39B}
.spec-list{display:grid;gap:0;margin:0;padding:0;list-style:none}
.spec-list li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line-2);font-size:12.5px}
.spec-list li:last-child{border-bottom:0}
.spec-list span{color:var(--muted-2);flex:none}
.spec-list b{font-weight:700;text-align:right;color:var(--ink-2)}

/* timeline */
.tl{position:relative;padding-left:24px;display:grid;gap:22px;margin-top:8px}
.tl::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--brand-200),var(--line))}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;left:-24px;top:5px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 3px #fff}
.tl-item b{font-size:15px;font-weight:800;display:block;line-height:1.5}
.tl-item em{font-style:normal;font-size:12px;color:var(--accent-d);font-weight:800;letter-spacing:.04em}
.tl-item p{font-size:13.5px;color:var(--muted);line-height:1.78;margin-top:5px}

/* cert */
.cert{display:flex;gap:13px;padding:18px;border:1px solid var(--line);border-radius:13px;background:#fff;height:100%}
.cert .c-ic{width:40px;height:40px;border-radius:11px;background:linear-gradient(160deg,#F3F8FE,#E6F0FA);
  color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.cert .c-ic svg{width:20px;height:20px}
.cert b{display:block;font-size:14px;font-weight:800;line-height:1.45}
.cert p{font-size:12.5px;color:var(--muted);line-height:1.65;margin-top:4px}

/* big stat */
.stat-big{border:1px solid var(--line);border-radius:14px;background:#fff;padding:18px 20px;height:100%}
.stat-big b{display:block;font-size:clamp(26px,3vw,34px);font-weight:800;color:var(--brand);letter-spacing:-.02em;line-height:1.1}
.stat-big b i{font-style:normal;font-size:.45em;color:var(--accent-d);margin-left:3px}
.stat-big span{display:block;font-size:12.5px;color:var(--muted);margin-top:6px}

/* contact tile */
.contact-tile{display:flex;gap:14px;padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff;height:100%}
.contact-tile .ct-ic{width:44px;height:44px;border-radius:12px;background:var(--brand-50);color:var(--brand);
  display:flex;align-items:center;justify-content:center;flex:none}
.contact-tile .ct-ic svg{width:21px;height:21px}
.contact-tile .ct-s{display:block;font-size:12px;color:var(--muted-2);line-height:1.5}
.contact-tile .ct-v{display:block;font-size:16px;font-weight:800;color:var(--ink);margin-top:3px;line-height:1.4;word-break:break-all}
.contact-tile .ct-d{display:block;font-size:12px;color:var(--muted);margin-top:4px;line-height:1.6}

/* map placeholder */
.map-box{position:relative;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:
  linear-gradient(0deg,rgba(27,78,140,.04) 1px,transparent 1px),
  linear-gradient(90deg,rgba(27,78,140,.04) 1px,transparent 1px),#F7FAFD;background-size:28px 28px;min-height:300px;
  display:flex;align-items:center;justify-content:center;padding:24px;text-align:center}
.map-box .mb-in{max-width:420px}
.map-box .mb-in svg{width:38px;height:38px;color:var(--brand);margin:0 auto 10px}
.map-box b{display:block;font-size:15px;font-weight:800}
.map-box p{font-size:12.5px;color:var(--muted);line-height:1.7;margin-top:6px}

/* misc grid */
.g2{display:grid;gap:14px}
@media(min-width:768px){.g2{grid-template-columns:repeat(2,1fr)}}
.g3{display:grid;gap:14px}
@media(min-width:768px){.g3{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.g3{grid-template-columns:repeat(3,1fr)}}
.g4{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}
@media(min-width:1024px){.g4{grid-template-columns:repeat(4,1fr)}}

/* ---------- 物流频道 ---------- */
.wl-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:6px;background:#fff;border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow-xs)}
.wl-tabs a{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;padding:0 16px;
  border-radius:10px;font-size:13.5px;font-weight:700;color:var(--ink-2);transition:.2s;white-space:nowrap}
@media(max-width:639px){
  .wl-tabs a{padding:0 6px;font-size:12.5px;gap:4px}
  .wl-tabs a svg{width:13px;height:13px}
}
.wl-tabs a svg{width:15px;height:15px;opacity:.75}
.wl-tabs a:hover{background:var(--brand-50);color:var(--brand)}
.wl-tabs a.active{background:var(--brand);color:#fff;box-shadow:0 10px 20px -12px rgba(27,78,140,.8)}
.wl-tabs a.active svg{opacity:1}
.wl-region{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}
.wl-region-h{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;
  padding:15px 20px;background:linear-gradient(90deg,#F6FAFE,#fff);border-bottom:1px solid var(--line-2)}
.wl-region-h h2{font-size:17px;font-weight:800;line-height:1.4}
.wl-prov-link{display:block;padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s}
.wl-prov-link:hover{border-color:#C9D9EA;box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.wl-prov-link>b{display:block;font-size:14.5px;font-weight:800;line-height:1.4}
.wl-prov-link>small{display:block;margin-top:3px;font-size:11.5px;color:var(--muted-2);line-height:1.5}
.wl-cities{display:flex;flex-wrap:wrap;gap:5px;margin-top:10px}
.wl-cities>span{font-size:11.5px;color:var(--muted);background:var(--bg-2);border:1px solid var(--line-2);
  border-radius:6px;padding:2px 7px;line-height:1.6}
.wl-cities>a{font-size:11.5px;font-weight:700;color:var(--brand);background:var(--brand-50);
  border:1px solid var(--brand-100);border-radius:6px;padding:2px 7px;line-height:1.6}
.wl-cities>a:hover{background:var(--brand-100)}

/* ---------- 电话弹层 ---------- */
.phone-pop{position:fixed;z-index:95;width:264px;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 28px 60px -26px rgba(12,27,42,.5);padding:16px 16px 14px;animation:ppIn .18s var(--ease)}
.phone-pop[hidden]{display:none}
@keyframes ppIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.pp-t{font-size:11px;font-weight:800;letter-spacing:.12em;color:var(--muted-2)}
.pp-num{margin-top:6px;font-size:23px;font-weight:800;color:var(--ink);letter-spacing:.01em;line-height:1.2}
.pp-sub{margin-top:5px;font-size:12px;color:var(--muted-2);line-height:1.6}
.pp-copy{width:100%;height:38px;margin-top:12px;border:0;border-radius:9px;background:var(--brand);color:#fff;
  font-size:13.5px;font-weight:700;cursor:pointer;font-family:inherit;transition:background .2s}
.pp-copy:hover{background:var(--brand-d)}
.pp-copy.ok{background:#0E8A5F}
.pp-tip{margin-top:11px;padding-top:10px;border-top:1px dashed var(--line);font-size:11.5px;color:var(--muted-2);line-height:1.7}
.pp-dial{display:block;margin-top:9px;text-align:center;font-size:12px;font-weight:600;color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.pp-dial:hover{color:var(--brand-d)}

@media(min-width:1024px){.g4{grid-template-columns:repeat(4,1fr)}}