/* ====== 重神防水官网 - main.css ====== */
:root{
  --blue:#0b5ed7;
  --blue-deep:#0a4494;
  --blue-light:#3e8bff;
  --accent:#ff7a1a;
  --bg:#f4f7fb;
  --card:#ffffff;
  --line:#e5ecf5;
  --ink:#0e1b2a;
  --gray:#5b6b7e;
  --radius:14px;
  --shadow:0 4px 16px rgba(10,30,80,.06);
  --shadow-up:0 10px 32px rgba(10,30,80,.10);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:15px;padding-bottom:calc(0px + env(safe-area-inset-bottom))}
a{color:var(--blue);text-decoration:none;transition:.2s}
a:hover{color:var(--blue-deep)}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}

/* ====== Header ====== */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:11px;font-weight:700;font-size:20px;color:var(--ink)}
.logo .mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,#0a4494,#3e8bff);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;box-shadow:0 4px 12px rgba(11,94,215,.3)}
.logo small{display:block;font-size:11px;font-weight:400;color:var(--gray);letter-spacing:.5px;margin-top:1px}
.logo .logo-txt{display:flex;flex-direction:column;line-height:1.2}
/* 后台「站点设置」上传的 LOGO 图（留空则回退到默认水滴图标） */
.logo .logo-img{height:38px;width:auto;max-width:180px;object-fit:contain;display:block;flex-shrink:0}
.logo:hover{color:var(--ink)}
.nav-links{display:flex;gap:28px;font-size:15px;color:var(--gray)}
.nav-links a{color:var(--gray);transition:color .2s;padding:4px 0}
.nav-links a:hover{color:var(--blue)}
.btn-call{background:linear-gradient(135deg,#ff8a2a,#ff7a1a);color:#fff!important;padding:10px 22px;border-radius:999px;font-weight:700;font-size:15px;box-shadow:0 4px 14px rgba(255,122,26,.4);transition:transform .2s,box-shadow .2s;white-space:nowrap}
.btn-call:hover{color:#fff!important;transform:translateY(-2px);box-shadow:0 8px 22px rgba(255,122,26,.5)}

/* ====== Hero ====== */
.hero{background:url('/images/hero-bg.png') center/cover no-repeat,#0a4494;color:#fff;padding:88px 0 96px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,32,60,.92) 0%,rgba(8,38,70,.78) 45%,rgba(11,94,215,.42) 100%)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(4,16,30,.4))}
.hero-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:52px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:40px;line-height:1.32;margin-bottom:18px;letter-spacing:1px;font-weight:800}
.hero h1 .hl{background:linear-gradient(90deg,#7db6ff,#bcd9ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:17px;opacity:.92;margin-bottom:26px;max-width:540px}
.hero .tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.hero .tag{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.26);padding:6px 15px;border-radius:999px;font-size:13.5px;backdrop-filter:blur(4px);color:#fff}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn-big{padding:16px 36px;border-radius:14px;font-size:17px;font-weight:700;transition:transform .2s,box-shadow .2s;display:inline-flex;align-items:center;justify-content:center}
.btn-big:hover{transform:translateY(-3px)}
.btn-primary{background:linear-gradient(135deg,#ff8a2a,#ff7a1a);color:#fff!important;box-shadow:0 10px 26px rgba(255,122,26,.45)}
.btn-primary:hover{color:#fff!important}
.btn-ghost{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.45);color:#fff!important;backdrop-filter:blur(4px)}
.btn-ghost:hover{color:#fff!important}
.hero-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:20px;padding:28px;backdrop-filter:blur(8px);box-shadow:0 20px 50px rgba(0,20,45,.25)}
.hero-card .tel{font-size:31px;font-weight:800;letter-spacing:1px;display:block;margin:6px 0 16px;color:#fff!important}
.hero-card ul{list-style:none;font-size:14.5px;padding:0;margin:0}
.hero-card li{padding:8px 0;border-top:1px dashed rgba(255,255,255,.22);display:flex;justify-content:space-between;gap:8px;color:#fff}
.hero-card li:first-child{border-top:none;padding-top:0}
.hero-card li span:first-child{opacity:.8}

/* ====== 信任条 ====== */
.trust{background:#fff;border-bottom:1px solid var(--line);padding:26px 0}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{display:flex;align-items:center;gap:13px}
.trust-item .ico{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,#e8f1fd,#d9e9fc);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.trust-item b{display:block;font-size:15px}
.trust-item small{color:var(--gray);font-size:12.5px}

/* 滚动浮现动画 */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}
.trust .reveal:nth-child(2),.svc-grid .reveal:nth-child(2),.svc-grid .reveal:nth-child(5){transition-delay:.07s}
.trust .reveal:nth-child(3),.svc-grid .reveal:nth-child(3),.svc-grid .reveal:nth-child(6){transition-delay:.14s}
.trust .reveal:nth-child(4),.svc-grid .reveal:nth-child(4){transition-delay:.21s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ====== Sections ====== */
section{padding:72px 0;scroll-margin-top:84px}
section.alt,section.white{background:#fff}
.eyebrow.eyebrow-light{background:linear-gradient(90deg,transparent,var(--line),transparent);color:var(--blue)}
section .eyebrow{background:linear-gradient(90deg,transparent,var(--line),transparent);color:var(--blue);position:relative;padding:6px 0;border:none;letter-spacing:2px}
section .eyebrow::before,section .eyebrow::after{content:"";display:inline-block;width:30px;height:1px;background:var(--line);vertical-align:middle;margin:0 12px}
.sec-title{font-size:30px;margin:8px 0 10px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.sec-sub{color:var(--gray);font-size:15px;margin:0 0 36px}

/* ====== 服务卡 ====== */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc-card{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow);transition:.25s;position:relative;overflow:hidden;color:var(--ink)}
.svc-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--blue),var(--blue-light));transform:scaleX(0);transform-origin:left;transition:.35s}
.svc-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-up);color:var(--ink)}
.svc-card:hover::before{transform:scaleX(1)}
.svc-card h3{font-size:18px;margin:0 0 10px;font-weight:700}
.svc-card p{color:var(--gray);font-size:14px;margin:0 0 14px;line-height:1.6}
.svc-card .more{color:var(--blue);font-size:13px;font-weight:500}

/* ====== 服务卡（参考版：图标 + meta） ====== */
.svc{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s,border-color .28s;overflow:hidden}
.svc::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--blue),var(--blue-light));transform:scaleX(0);transform-origin:left;transition:transform .35s}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow-up);border-color:#c6d9f4}
.svc:hover::before{transform:scaleX(1)}
.svc .ico{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,#e8f1fd,#d9e9fc);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.svc h3{font-size:18px;margin:0 0 8px;font-weight:700}
.svc p{color:var(--gray);font-size:14px;margin:0 0 14px;line-height:1.6}
.svc .meta{font-size:12.5px;color:var(--blue-deep);background:#e8f1fd;border-radius:8px;padding:8px 12px;display:inline-block;line-height:1.5}

/* ====== 案例摘要卡（首页参考版：chips + 描述列表） ====== */
.case-brief{display:block;background:var(--card);border:1px solid var(--line);border-left:5px solid var(--blue);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px 30px;margin-bottom:20px;transition:box-shadow .25s;color:var(--ink)}
.case-brief:hover{box-shadow:var(--shadow-up);color:var(--ink)}
.case-brief .row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.chip{font-size:12.5px;padding:5px 13px;border-radius:999px;background:#e8f1fd;color:var(--blue-deep);border:1px solid #d5e5fa}
.case-brief dl{display:grid;grid-template-columns:88px 1fr;gap:9px 14px;font-size:14.5px;margin:0}
.case-brief dt{color:var(--gray)}
.case-brief dd{color:var(--ink);margin:0}

/* ====== 评价 ====== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);position:relative}
.review::before{content:"\201C";position:absolute;top:6px;right:14px;font-size:60px;color:rgba(11,94,215,.08);font-family:Georgia,serif;line-height:1}
.review .stars{color:#ffb400;letter-spacing:2px;font-size:15px;margin-bottom:10px}
.review p{color:var(--ink);font-size:14.5px;margin:0 0 14px;line-height:1.7}
.review .who{display:flex;align-items:center;gap:10px;color:var(--gray);font-size:13px}
.review .who .ava{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--blue-light));color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;font-weight:600}
.review .who b{color:var(--ink)}
.review .src{font-size:12px;color:var(--gray);background:var(--bg);border:1px solid var(--line);padding:2px 8px;border-radius:999px;margin-left:6px}
.more-link{text-align:center;margin:30px 0 0}
.more-link a{color:var(--blue);font-weight:500}

/* ====== 好评轮播（首页参考版：横向滚动 + 箭头 + 圆点） ====== */
.reviews-wrap{position:relative}
.review-track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.review-track::-webkit-scrollbar{display:none}
.review{flex:0 0 calc((100% - 18px)/2);display:flex;flex-direction:column;gap:12px;scroll-snap-align:start}
.review p{flex:1}
.rev-btn{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);color:var(--ink);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:5;transition:background .2s,color .2s,border-color .2s,transform .2s;user-select:none}
.rev-btn:hover{background:var(--blue);border-color:var(--blue);color:#fff;transform:translateY(-50%) scale(1.06)}
.rev-btn.prev{left:-16px}
.rev-btn.next{right:-16px}
.review-dots{display:flex;justify-content:center;gap:10px;margin-top:18px}
.review-dots i{width:9px;height:9px;border-radius:50%;background:var(--line);cursor:pointer;transition:background .2s,transform .2s}
.review-dots i.on{background:var(--blue);transform:scale(1.2)}
.review-fade{position:absolute;right:0;top:0;bottom:10px;width:60px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.92));pointer-events:none}

/* ====== 评价配图（缩略 + 灯箱） ====== */
.rev-imgs{display:flex;flex-wrap:wrap;gap:8px}
.rev-imgs:empty{display:none}
.rev-img{width:82px;height:82px;padding:0;border:1px solid var(--line);background:var(--bg);border-radius:8px;overflow:hidden;cursor:zoom-in;transition:border-color .2s,box-shadow .2s}
.rev-img:hover{border-color:var(--blue);box-shadow:0 4px 14px rgba(11,94,215,.18)}
.rev-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.rev-img:hover img{transform:scale(1.07)}
.review .who .ava,.review-row .ava.lg{overflow:hidden}
.review .who .ava img,.review-row .ava.lg img{width:100%;height:100%;object-fit:cover;display:block}

/* 灯箱 */
.lb{position:fixed;inset:0;z-index:9999;background:rgba(8,15,25,.93);display:none;align-items:center;justify-content:center;padding:20px;opacity:0;transition:opacity .22s}
.lb.on{display:flex;opacity:1}
.lb img{max-width:94vw;max-height:84vh;border-radius:10px;box-shadow:0 24px 70px rgba(0,0,0,.55);user-select:none}
.lb .lb-btn{position:absolute;background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.22);width:46px;height:46px;border-radius:50%;font-size:22px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s}
.lb .lb-btn:hover{background:rgba(255,255,255,.25)}
.lb .lb-close{top:18px;right:22px;font-size:24px}
.lb .lb-prev{left:20px}
.lb .lb-next{right:20px}
.lb .lb-count{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.85);font-size:13px;letter-spacing:1px}
@media (max-width:600px){
  .rev-img{width:72px;height:72px}
  .lb{padding:10px}
  .lb .lb-btn{width:40px;height:40px}
  .lb .lb-prev{left:8px}
  .lb .lb-next{right:8px}
}

/* ====== 案例卡 ====== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{display:block;background:var(--card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);transition:.25s;color:var(--ink)}
.case-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-up);color:var(--ink)}
.case-cover{height:200px;background-size:cover;background-position:center;background-color:#e8eef7}
.case-body{padding:16px 18px}
.case-body h3{font-size:16px;margin:0 0 6px;font-weight:700;line-height:1.4}
.case-body small{color:var(--gray);font-size:13px}
.case-body .cat{display:inline-block;font-size:11px;color:var(--blue);background:rgba(11,94,215,.08);padding:2px 8px;border-radius:4px;margin-bottom:6px;font-weight:500}

/* ====== 文章卡 ====== */
.art-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.art-card{display:flex;flex-direction:column;background:var(--card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);transition:.25s;color:var(--ink)}
.art-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-up);color:var(--ink)}
.art-cover{height:180px;background-size:cover;background-position:center;background-color:#e8eef7}
.art-body{padding:18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.art-body .cat{display:inline-block;font-size:11px;color:var(--blue);background:rgba(11,94,215,.08);padding:2px 8px;border-radius:4px;align-self:flex-start;font-weight:500}
.art-body h3{font-size:16px;margin:4px 0;font-weight:700;line-height:1.4}
.art-body p{color:var(--gray);font-size:13.5px;margin:0;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.art-body small{color:var(--gray);font-size:12px;margin-top:auto;padding-top:6px}

/* ====== 价格表 ====== */
.price-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.price-box table{width:100%;border-collapse:collapse;font-size:14.5px}
.price-box th,.price-box td{padding:15px 20px;text-align:left;border-bottom:1px solid var(--line)}
.price-box th{background:linear-gradient(135deg,#eaf3fd,#dfeefc);color:var(--blue-deep);font-size:14px;letter-spacing:.5px;font-weight:600}
.price-box tbody tr{transition:background .15s}
.price-box tbody tr:hover{background:#f4f9ff}
.price-box tr:last-child td{border-bottom:none}
.price-box td b{color:var(--blue-deep)}
.price-note{padding:15px 20px;background:#fff8f2;color:#8a5220;font-size:13.5px;line-height:1.6}

/* ====== 流程 — 线性进度时间轴 ====== */
.flow{position:relative;display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.flow::before{content:"";position:absolute;top:21px;left:calc(100%/12);right:calc(100%/12);height:4px;border-radius:99px;background:var(--line)}
.flow .bar{position:absolute;top:21px;left:calc(100%/12);height:4px;width:0;border-radius:99px;background:linear-gradient(90deg,#0a4494,#0b5ed7 60%,#3e8bff);box-shadow:0 0 8px rgba(11,94,215,.35);z-index:1;transition:width 1.6s cubic-bezier(.22,.61,.36,1)}
.flow.go .bar{width:calc(100% - 100%/6)}
.step{position:relative;text-align:center;padding:0 2px}
.step .num{width:42px;height:42px;border-radius:50%;background:var(--card);border:3px solid var(--blue);color:var(--blue);font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;position:relative;z-index:2;transition:background .3s,color .3s}
.flow.go .step .num{background:var(--blue);color:#fff}
.flow.go .step:last-child .num{background:linear-gradient(135deg,#0a4494,#3e8bff)}
.step b{font-size:15px;display:block;margin-bottom:6px}
.step small{color:var(--gray);font-size:12.5px;line-height:1.5;display:block}

/* ====== FAQ ====== */
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);transition:border-color .2s,box-shadow .2s}
.faq details:hover{border-color:#c6d9f4}
.faq details[open]{box-shadow:var(--shadow-up);border-color:#bcd4f5}
.faq summary{padding:17px 22px;font-weight:600;font-size:15.5px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:10px;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";width:26px;height:26px;border-radius:50%;background:rgba(11,94,215,.12);color:var(--blue);font-size:18px;font-weight:400;display:flex;align-items:center;justify-content:center;transition:.25s;flex-shrink:0}
.faq details[open] summary::after{transform:rotate(45deg);background:var(--blue);color:#fff}
.faq .ans{padding:0 22px 18px;color:var(--gray);font-size:14.5px;line-height:1.75}
.faq .ans b{color:var(--blue-deep)}

/* ====== 关于 ====== */
.about{background:linear-gradient(180deg,#fff,#eef4fb);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.about .sec-head{text-align:left;margin-bottom:22px}
.about .eyebrow{margin-bottom:10px}
.about .sec-title{font-size:28px}
.about p{color:var(--gray);font-size:15px;margin-bottom:14px;line-height:1.8}
.about p b{color:var(--ink)}
.check-list{list-style:none;font-size:15px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:8px 24px;margin:0}
.check-list li{padding:12px 20px;border-bottom:1px dashed var(--line);display:flex;gap:12px;align-items:flex-start}
.check-list li:last-child{border:none}
.check-list .ok{width:22px;height:22px;border-radius:50%;background:#e6f7ee;color:#1a8a4c;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:4px}

/* ====== 翻页 ====== */
.pager{display:flex;justify-content:center;gap:6px;margin:36px 0 0}
.pager a{padding:8px 14px;border:1px solid var(--line);border-radius:6px;color:var(--ink);background:var(--card)}
.pager a.on,.pager a:hover{background:var(--blue);color:#fff;border-color:var(--blue)}

/* ====== Page head ====== */
.page-head{background:linear-gradient(160deg,#0a4494,#0b5ed7);color:#fff;padding:48px 0 56px}
.page-head h1{font-size:30px;margin:0 0 8px;font-weight:800;letter-spacing:1px}
.page-head p{opacity:.92;margin:0;font-size:15px}
.crumbs{font-size:13px;opacity:.85;margin-bottom:12px}
.crumbs a{color:#fff;text-decoration:underline}
.crumbs span{opacity:.85}
.page-head .meta{color:rgba(255,255,255,.85);font-size:14px;margin-top:8px}
.page-head .meta .cat{background:rgba(255,255,255,.15);padding:2px 10px;border-radius:4px;font-size:12px}
/* 二级页 banner（后台「站点设置」里配图，留空则用默认渐变） */
.page-head.has-bg{position:relative;background:linear-gradient(160deg,#0a4494,#0b5ed7);background-size:cover;background-position:center;padding:60px 0 68px}
.page-head.has-bg::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,35,77,.86),rgba(6,35,77,.62));border-radius:0}
.page-head.has-bg>*{position:relative;z-index:1}

/* ====== Article detail ====== */
.article-wrap{display:grid;grid-template-columns:1fr 280px;gap:32px;align-items:flex-start}
.article{background:var(--card);border-radius:var(--radius);padding:36px 40px;box-shadow:var(--shadow)}
.article .hero-img{border-radius:8px;margin-bottom:24px;width:100%}
.md-body{font-size:16px;line-height:1.85;color:var(--ink)}
.md-body h1,.md-body h2,.md-body h3{font-weight:700;margin:1.6em 0 .6em;line-height:1.3}
.md-body h2{font-size:24px;border-left:4px solid var(--blue);padding-left:14px}
.md-body h3{font-size:20px}
.md-body p{margin:1em 0}
.md-body ul,.md-body ol{margin:1em 0;padding-left:1.5em}
.md-body li{margin:.4em 0}
.md-body blockquote{border-left:4px solid var(--blue-light);background:rgba(11,94,215,.04);padding:14px 18px;margin:1.2em 0;color:var(--ink);border-radius:0 6px 6px 0}
.md-body code{background:rgba(11,94,215,.08);padding:2px 6px;border-radius:4px;font-size:14px;font-family:Menlo,Consolas,monospace;color:var(--blue-deep)}
.md-body pre{background:#0e1b2a;color:#e8eef7;padding:18px;border-radius:8px;overflow-x:auto;margin:1.2em 0}
.md-body pre code{background:none;color:inherit;padding:0}
.md-body table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:14px}
.md-body table th,.md-body table td{padding:10px 12px;border:1px solid var(--line);text-align:left}
.md-body table th{background:var(--bg);font-weight:600}
.md-body img{border-radius:8px;margin:1em 0}
.tags{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px}
.tags span{background:rgba(11,94,215,.08);color:var(--blue);padding:4px 12px;border-radius:999px;font-size:13px}
.article-aside{position:sticky;top:84px}
.cta-card{background:linear-gradient(160deg,var(--blue),var(--blue-light));color:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.cta-card h3{margin:0 0 6px;font-size:18px}
.cta-card p{opacity:.92;margin:0 0 16px;font-size:14px}
.related-h{font-size:22px;margin:48px 0 20px;font-weight:700}

/* ====== Case detail ====== */
.case-hero-img{width:100%;border-radius:var(--radius);margin-bottom:32px;box-shadow:var(--shadow)}
.case-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:32px}
.case-gallery img{border-radius:8px;width:100%;height:220px;object-fit:cover}
.case-sections{display:grid;gap:24px;margin-bottom:40px}
.case-section{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px;box-shadow:var(--shadow)}
.case-section h3{margin:0 0 14px;font-size:20px;font-weight:700;color:var(--ink);padding-bottom:10px;border-bottom:1px solid var(--line)}
.case-cta{background:linear-gradient(160deg,var(--blue),var(--blue-light));color:#fff;border-radius:var(--radius);padding:36px;text-align:center;margin:40px 0}
.case-cta h3{font-size:24px;margin:0 0 8px}
.case-cta p{opacity:.92;margin:0 0 20px}

/* ====== Reviews list ====== */
.review-list{display:grid;gap:18px}
.review-row{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px;box-shadow:var(--shadow);display:flex;gap:18px;align-items:flex-start}
.review-row .ava.lg{width:50px;height:50px;font-size:20px}
.review-row .ava{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--blue-light));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;flex-shrink:0}
.r-meta{color:var(--gray);font-size:13px;margin-bottom:6px;display:flex;align-items:center;flex-wrap:wrap;gap:6px}
.r-meta b{color:var(--ink);font-size:15px}
.r-meta .stars{color:#ffb400;letter-spacing:1px}
.r-meta .loc,.r-meta .src{color:var(--gray)}
.r-meta .date{color:var(--gray);font-size:12px}
.review-content p{color:var(--ink);margin:6px 0 0;line-height:1.7}

/* ====== About ====== */
.about-wrap{display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:flex-start}
.about-main{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px 36px;box-shadow:var(--shadow)}
.about-main p{font-size:15.5px;line-height:1.8}
.about-main h3{font-size:20px;margin:24px 0 12px;font-weight:700}
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.check-list li{font-size:15px;line-height:1.7}
.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);position:sticky;top:84px}
.info-card h3{margin:0 0 14px;font-size:17px}
.info-card p{margin:8px 0;font-size:14px}

/* ====== Empty state ====== */
.empty{padding:60px 20px;text-align:center;color:var(--gray);background:var(--card);border:1px dashed var(--line);border-radius:var(--radius)}

/* ====== Bottom CTA ====== */
.cta{background:url(/images/cta-bg.png) center/cover no-repeat,#0a4494;color:#fff;text-align:center;padding:88px 24px;position:relative}
.cta::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,25,45,.72),rgba(8,25,45,.85))}
.cta>*{position:relative;z-index:1}
.cta h2{font-size:30px;margin-bottom:12px;letter-spacing:1px}
.cta .lead{opacity:.95;margin-bottom:8px;font-size:17px;font-weight:600;text-shadow:0 1px 3px rgba(0,0,0,.35)}
.cta .lead2{opacity:.85;margin-bottom:30px;font-size:14px}
.cta .tel{display:inline-block;font-size:36px;font-weight:800;letter-spacing:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.3);border-radius:20px;padding:16px 42px;backdrop-filter:blur(6px);transition:.25s;color:#fff!important}
.cta .tel:hover{background:linear-gradient(135deg,var(--accent-light),var(--accent));border-color:transparent;box-shadow:0 12px 32px rgba(255,122,26,.45)}
.cta .sub{margin-top:18px;font-size:13.5px;opacity:.85}

/* ====== Footer ====== */
.site-footer{background:linear-gradient(180deg,#0e1b2a,#0a1520);color:#9fb1c3;padding:48px 0 26px;font-size:13.5px;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--blue),#3e8bff,var(--blue-light))}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px;margin-bottom:28px}
.site-footer h4{color:#fff;font-size:15px;margin:0 0 12px}
.site-footer a{color:#9fb1c3}
.site-footer a:hover{color:#fff}
.copy{border-top:1px solid rgba(255,255,255,.1);padding-top:18px;text-align:center;font-size:12.5px}

/* ====== Mobile bottom bar ====== */
.mobar{position:fixed;left:0;right:0;bottom:0;display:none;justify-content:center;align-items:center;height:60px;background:linear-gradient(135deg,var(--accent),#ff9a3d);color:#fff;font-weight:700;font-size:16px;z-index:100;box-shadow:0 -4px 16px rgba(0,0,0,.15);text-decoration:none}
.mobar:hover{color:#fff}

/* ====== Responsive ====== */
@media (max-width:980px){
  /* 导航：折叠链接，缩窄按钮和 logo */
  .nav{height:60px}
  .nav-links{display:none}
  .logo{font-size:17px;gap:9px}
  .logo .mark{width:32px;height:32px;border-radius:9px}
  .logo .logo-img{height:30px;max-width:150px}
  .logo small{font-size:9.5px}
  .btn-call{padding:8px 14px;font-size:13px}

  /* Hero：缩边距、改字号 */
  .hero{padding:54px 0 60px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero h1{font-size:28px;margin-bottom:14px}
  .hero h1 .hl{display:inline}
  .hero p.lead{font-size:15px;margin-bottom:20px}
  .hero .tags{gap:8px;margin-bottom:24px}
  .hero .tag{font-size:12px;padding:5px 12px}
  .hero-btns{flex-direction:column;gap:12px}
  .btn-big{width:100%;text-align:center;padding:14px 20px;font-size:16px}

  /* 信任条：两列 */
  .trust{padding:20px 0}
  .trust .wrap{grid-template-columns:repeat(2,1fr);gap:14px 10px}
  .trust-item{gap:10px}
  .trust-item .ico{width:38px;height:38px;font-size:16px;border-radius:11px}
  .trust-item b{font-size:13px}
  .trust-item small{font-size:11px}

  /* hero-card */
  .hero-card{padding:22px}
  .hero-card .tel{font-size:26px}

  /* 流程竖向时间轴（注意：.flow.go .bar 必须重置 width，否则被桌面端横向宽度规则覆盖） */
  .flow{grid-template-columns:1fr;gap:0}
  .flow::before{left:19px;right:auto;top:21px;bottom:21px;width:4px;height:auto}
  .flow .bar{left:19px;top:21px;bottom:auto;width:4px;height:0;transition:height 1.6s cubic-bezier(.22,.61,.36,1)}
  .flow.go .bar{width:4px;height:calc(100% - 42px)}
  .step{text-align:left;padding:0 0 24px 58px}
  .step:last-child{padding-bottom:0}
  .step .num{position:absolute;left:0;top:0;margin:0}
  .step b{font-size:14.5px}
  .step small{font-size:12px}

  /* About：单列 */
  .about-grid{grid-template-columns:1fr;gap:26px}
  .about .sec-title{font-size:22px}
  .about p{font-size:14px}

  /* FAQ：缩字号 */
  .faq summary{padding:14px 16px;font-size:14.5px}
  .faq .ans{padding:0 16px 14px;font-size:13.5px}

  /* 案例摘要卡：单列列表 */
  .case-brief{padding:20px}
  .case-brief dl{grid-template-columns:1fr;gap:2px 0;font-size:13.5px}
  .case-brief dt{margin-top:8px}
  .case-brief dt:first-child{margin-top:0}

  /* 好评轮播：隐藏箭头，整卡滑动 */
  .rev-btn{display:none}
  .review{flex:0 0 86vw;padding:20px}
  .review::before{font-size:52px;right:16px}
  .review-fade{width:26px}

  /* 其它（保留） */
  .svc-grid,.review-grid,.case-grid,.art-grid{grid-template-columns:1fr 1fr}
  .article-wrap,.about-wrap{grid-template-columns:1fr}
  .article-aside,.info-card{position:static}
  .article{padding:24px 20px}
  .about-main{padding:24px 20px}
  .case-gallery{grid-template-columns:1fr 1fr}
  section{padding:48px 0}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .mobar{display:flex}
  body{padding-bottom:calc(70px + env(safe-area-inset-bottom))}
}
@media (max-width:600px){
  .svc-grid,.review-grid,.case-grid,.art-grid{grid-template-columns:1fr}

  /* Hero 小屏再压缩 */
  .hero{padding:42px 0 50px}
  .hero-grid{gap:22px}
  .hero h1{font-size:24px;letter-spacing:.5px}
  .hero p.lead{font-size:14px}
  .hero .tag{font-size:11.5px;padding:4px 10px}
  .btn-big{padding:13px 16px;font-size:15.5px;border-radius:12px}

  /* hero-card 小屏 */
  .hero-card{padding:18px;border-radius:16px}
  .hero-card .tel{font-size:23px}
  .hero-card li{font-size:12.5px;padding:6px 0}

  /* 信任条小屏：仍两列 */
  .trust .wrap{grid-template-columns:repeat(2,1fr);gap:12px 8px}
  .trust-item .ico{width:34px;height:34px;font-size:15px;border-radius:10px}

  /* 价格表小屏：横向滚动 */
  .price-box table{font-size:13px;min-width:620px}
  .price-box th,.price-box td{padding:12px 14px;white-space:nowrap}
  .price-note{font-size:12.5px;padding:12px 14px}

  /* 关于小屏 */
  .check-list{padding:4px 18px;font-size:14px}
  .check-list li{padding:10px 0}

  /* 其它（保留） */
  .case-gallery{grid-template-columns:1fr}
  .case-gallery img{height:200px}
  .page-head h1{font-size:24px}
  .page-head.has-bg{padding:44px 0 48px}
  .sec-title{font-size:22px}
  .cta h2{font-size:22px}
  .cta .tel{font-size:24px;padding:14px 24px}
}

/* 全面屏安全区 */
@supports(padding:max(0px)){.mobar{padding-bottom:max(8px,env(safe-area-inset-bottom))}}