/* =========================================================
   青柚科技 · 全站统一样式 style.css
   深空青黑底 + 青绿薄荷渐变 · 纯静态站全站复用
   ========================================================= */
:root{
  --bg:#08131a; --bg2:#0b1a24; --card:#0e1f2b; --card2:#0a1720;
  --line:rgba(120,220,200,.12); --text:#e6f4f0; --muted:#88a8a0;
  --accent:#2dd4a8; --accent2:#4fd67f; --cyan:#3fd8c8;
  --grad:linear-gradient(135deg,#2dd4a8 0%,#4fd67f 100%);
  --shadow:0 8px 24px rgba(45,212,168,.30);
  --radius:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{font-family:inherit}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* ================= Nav ================= */
.nav{position:sticky;top:0;z-index:99;background:rgba(8,19,26,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.nav.scrolled{box-shadow:0 4px 24px rgba(0,0,0,.35)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-size:20px;font-weight:700;letter-spacing:.5px;display:flex;align-items:center;gap:8px;color:var(--text)}
.logo img{height:28px;width:auto;display:block;flex-shrink:0;object-fit:contain}
.logo .leaf{width:22px;height:22px;border-radius:5px;background:var(--grad);display:inline-block;position:relative;flex-shrink:0}
.logo .leaf::after{content:"";position:absolute;left:5px;top:5px;width:10px;height:10px;background:rgba(8,19,26,.85);clip-path:polygon(50% 0,100% 100%,0 100%)}
.logo b{color:#2dd4a8}
.menu{display:flex;align-items:center;gap:26px;font-size:14px;color:var(--muted)}
.menu a{position:relative;padding:6px 0}
.menu a:hover,.menu a.active{color:var(--text)}
.menu a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--grad)}
.nav-inner a.nav-cta{display:inline-flex;align-items:center;justify-content:center;background:var(--grad);padding:11px 26px;border-radius:9px;font-size:14px;font-weight:600;line-height:1.45;color:#06231b;margin-left:4px;min-width:104px;white-space:nowrap}
.nav-inner a.nav-cta:hover{opacity:.92;color:#06231b}
.nav-inner a.nav-ops{display:inline-flex;align-items:center;justify-content:center;background:transparent;border:1px solid rgba(45,212,168,.42);color:var(--accent);padding:11px 26px;border-radius:9px;font-size:14px;font-weight:600;line-height:1.45;margin-left:0;min-width:104px;white-space:nowrap;flex-shrink:0}
.nav-inner a.nav-ops:hover{background:rgba(45,212,168,.12);border-color:var(--accent);color:var(--accent)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ================= Hero（首页） ================= */
.hero{position:relative;padding:96px 0 72px;overflow:hidden;text-align:center}
.hero::before{content:"";position:absolute;inset:-20% -10%;background:radial-gradient(circle at 50% 0%,rgba(45,212,168,.16),transparent 55%),radial-gradient(circle at 80% 60%,rgba(79,214,127,.10),transparent 45%);pointer-events:none}
.hero .wrap{position:relative}
.tag{display:inline-block;font-size:13px;color:var(--accent);border:1px solid rgba(45,212,168,.35);border-radius:999px;padding:5px 16px;margin-bottom:24px}
.hero h1{font-size:52px;font-weight:800;line-height:1.2;letter-spacing:1px}
.hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p{max-width:680px;margin:20px auto 0;color:var(--muted);font-size:17px}
.hero-btns{display:flex;gap:16px;justify-content:center;margin-top:36px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 30px;border-radius:10px;font-size:15px;font-weight:600;cursor:pointer;border:none}
.btn-primary{background:var(--grad);color:#06231b;box-shadow:var(--shadow)}
.btn-primary:hover{opacity:.92}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{border-color:rgba(45,212,168,.5);color:var(--accent)}
.stats{display:flex;justify-content:center;gap:52px;margin-top:56px;flex-wrap:wrap}
.stat{text-align:center;min-width:96px}
.stat b{display:block;font-size:60px;line-height:1.05;font-weight:700;font-variant-numeric:tabular-nums;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat b .unit{font-size:20px;font-weight:600;font-style:normal;margin-left:4px;-webkit-text-fill-color:var(--accent);letter-spacing:.5px}
.stat > span{display:block;font-size:14px;color:var(--muted);margin-top:8px;letter-spacing:1px}

/* ================= 区块通用 ================= */
.sec{padding:72px 0}
.sec.bg2{background:var(--bg2)}
.sec-head{text-align:center;margin-bottom:44px}
.sec-head h2{font-size:32px;font-weight:700}
.sec-head p{color:var(--muted);margin-top:10px;font-size:15px}

/* 内页页头 + 面包屑 */
.page-header{position:relative;padding:64px 0 48px;overflow:hidden;text-align:center;background:var(--bg2);border-bottom:1px solid var(--line)}
.page-header::before{content:"";position:absolute;inset:-30% -10%;background:radial-gradient(circle at 50% 0%,rgba(45,212,168,.14),transparent 60%);pointer-events:none}
.page-header .wrap{position:relative}
.crumb{font-size:13px;color:var(--muted);margin-bottom:14px}
.crumb a:hover{color:var(--accent)}
.crumb .sep{margin:0 8px;opacity:.6}
.page-header h1{font-size:36px;font-weight:800}
.page-header p{color:var(--muted);margin:12px auto 0;max-width:640px;font-size:15px}

/* ================= 产品库列表页（products.html） ================= */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pcard{background:var(--card2);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,border-color .25s}
.pcard:hover{transform:translateY(-4px);border-color:rgba(45,212,168,.45)}
.pcard .pthumb{aspect-ratio:16/9;overflow:hidden;background:var(--card)}
.pcard .pthumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.pcard:hover .pthumb img{transform:scale(1.05)}
.pcard .pbody{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.pcard h3{font-size:19px;line-height:1.4}
.pcard p{font-size:13px;color:var(--muted);flex:1}
.pcard .plink{font-size:13px;color:var(--accent);font-weight:600}
.pcard:hover .plink{text-decoration:underline}

/* ================= 首页产品合集（#business） 3×4 紧凑卡片 ================= */
.home-prod .prod-group{margin-top:28px}
.home-prod .prod-group:first-child{margin-top:8px}
.home-prod .prod-group-title{font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:9px;color:var(--head,#e6fffa)}
.home-prod .prod-group-title::before{content:"";width:3px;height:15px;border-radius:2px;background:linear-gradient(180deg,#00d4a0,#4fd67f)}
/* 3 列紧凑网格（仅作用于首页，比产品库列表页更紧凑） */
.home-prod .prod-grid{grid-template-columns:repeat(3,1fr);gap:14px}
.home-prod .pcard{border-radius:12px}
.home-prod .pcard .pthumb{position:relative;aspect-ratio:16/9}
.home-prod .pcard .pbody{padding:10px 12px 12px;gap:4px}
.home-prod .pcard h3{font-size:15px;line-height:1.35}
.home-prod .pcard p{font-size:12px;line-height:1.45}
.home-prod .pcard .plink{font-size:12px}
.home-prod .badge{position:absolute;top:7px;right:7px;z-index:2;font-size:10px;line-height:1;padding:3px 7px;border-radius:999px;color:#fff;font-weight:600;letter-spacing:.5px}
.home-prod .badge.b-std{background:linear-gradient(135deg,#00d4a0,#4fd67f)}
.home-prod .badge.b-cus{background:rgba(40,32,14,.85);border:1px solid rgba(217,180,92,.6);color:#e8c97e}
.home-prod > .more{margin-top:26px;font-size:13px}

/* ================= 项目案例 ================= */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-grid.is-single{grid-template-columns:minmax(0,1fr);max-width:680px;margin:0 auto}
.case{background:var(--card2);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .25s,border-color .25s}
.case:hover{transform:translateY(-4px);border-color:rgba(45,212,168,.45)}
.case .thumb{aspect-ratio:16/9;overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:38px;color:rgba(255,255,255,.75);background:radial-gradient(circle at 30% 20%,rgba(45,212,168,.26),transparent 60%),radial-gradient(circle at 70% 80%,rgba(79,214,127,.20),transparent 55%)}
.case .thumb img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;flex:1}
.case .body{padding:18px 20px 20px}
.case .cat{font-size:12px;color:var(--accent);margin-bottom:6px}
.case h3{font-size:19px;line-height:1.4;margin-bottom:6px}
.case p{font-size:13px;color:var(--muted)}
.more{display:block;text-align:center;margin-top:32px;color:var(--accent);font-size:14px}
.more:hover{text-decoration:underline}

/* ================= 技术分享 ================= */
/* —— 首页 D2 双列紧凑文字卡（无图 / 标题强制单行 + 摘要强制两行 + 卡片等高） —— */
.kgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;grid-auto-rows:1fr}
.kcard{position:relative;display:flex;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 20px 15px 24px;overflow:hidden;transition:border-color .2s,background .2s}
.kcard:hover{border-color:rgba(45,212,168,.42);background:#102532}
.kcard:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent)}
.kcard.c2:before{background:var(--cyan)}
.kcard.c3:before{background:var(--accent2)}
.kbody{display:flex;flex-direction:column;gap:8px;min-width:0;flex:1}
.kbody h3{font-size:15.5px;font-weight:600;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .2s}
.kcard:hover .kbody h3{color:var(--accent)}
.kx{color:var(--muted);font-size:13px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3.4em}
.kfoot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:8px}
.kdate{color:var(--muted);font-size:12px;white-space:nowrap}
.ktags{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.ktags i{font-style:normal;font-size:11px;padding:3px 9px;border-radius:999px;border:1px solid rgba(45,212,168,.3);color:var(--accent);white-space:nowrap}

/* —— blog.html 列表卡：短标题（单行省略）+ 摘要两行 + 底行（日期 · 分类 / 2 个标签） —— */
.blog-list{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.post{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;transition:border-color .2s}
.post:hover{border-color:rgba(45,212,168,.4)}
.post-thumb{width:150px;height:84px;border-radius:10px;overflow:hidden;flex-shrink:0;background:var(--card2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.post-body{display:flex;flex-direction:column;flex:1;min-width:0}
.post .t{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.post .x{color:var(--muted);font-size:13px;line-height:1.7;margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3.4em}
.post .pfoot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:8px}
.post .d{font-size:12px;color:var(--muted)}
.post .arrow{color:var(--muted);font-size:18px;flex-shrink:0}
@media(max-width:860px){
  .kgrid{grid-template-columns:1fr;gap:14px;grid-auto-rows:auto}
  .kcard{padding:15px 16px 14px 20px}
}

/* ================= 分类筛选 ================= */
.filter{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:36px}
.chip{padding:7px 16px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--muted);cursor:pointer;background:transparent;transition:.2s}
.chip:hover{color:var(--text);border-color:rgba(45,212,168,.4)}
.chip.on{background:var(--grad);color:#06231b;border-color:transparent;font-weight:600}

/* ================= 详情页（案例 / 文章） ================= */
.detail{max-width:840px;margin:0 auto}
body.product-page .wrap.detail{max-width:1120px}
body.product-page .wrap.detail{padding:1px 0}
body.product-page .wrap.detail > .card:last-child{margin-bottom:0}
body.product-page .sec{padding:52px 0}
body.product-page .sec-head{margin-bottom:34px}
/* 压缩相邻内容区之间的纵向空挡：卡片区与下一个区块标题之间（用户点名三处） */
body.product-page section.ps-tight{padding-top:30px}
body.product-page section.ps-base{padding-bottom:30px}
.detail-head{text-align:center;margin-bottom:8px}
.detail-head h1{font-size:32px;line-height:1.35;font-weight:800}
.detail-meta{display:flex;flex-wrap:wrap;gap:10px 18px;justify-content:center;color:var(--muted);font-size:13px;margin:18px 0 34px}
.detail-meta span{display:inline-flex;align-items:center;gap:6px}
.detail-meta .key{color:var(--accent)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;margin-bottom:24px}
.card h2{font-size:20px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.card h2::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--grad);flex-shrink:0}
.detail p{color:#c4d8d2;font-size:15px;margin-bottom:14px}
.detail ul,.detail ol{color:#c4d8d2;font-size:15px;margin-bottom:14px}
.detail li{padding-left:22px;position:relative;margin-bottom:8px}
.detail ul li::before{content:"";position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.detail ol{counter-reset:li}
.detail ol li{counter-increment:li}
.detail ol li::before{content:counter(li);position:absolute;left:0;top:2px;width:18px;height:18px;border-radius:50%;background:rgba(45,212,168,.15);color:var(--accent);font-size:12px;display:flex;align-items:center;justify-content:center}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery .shot{aspect-ratio:4/3;border-radius:12px;background:radial-gradient(circle at 30% 20%,rgba(45,212,168,.18),transparent 60%),radial-gradient(circle at 70% 80%,rgba(79,214,127,.14),transparent 55%);display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;border:1px dashed var(--line);text-align:center;padding:12px}
.related{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.related a{background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:16px 18px;font-size:13px;color:var(--muted);transition:border-color .2s}
.related a:hover{border-color:rgba(45,212,168,.45)}
.related a b{display:block;color:var(--text);font-size:14px;margin-top:4px}
.prevnext{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;margin-top:34px}
.prevnext a{flex:1 1 300px;min-width:0;overflow:hidden;background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:16px 18px;font-size:13px;color:var(--muted);transition:border-color .2s}
.prevnext a:hover{border-color:rgba(45,212,168,.45)}
.prevnext a b{display:block;color:var(--text);font-size:14px;margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.prevnext .next{text-align:right}

/* ================= 关于我们 ================= */
.about-c{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.about-fig{max-width:760px;margin:0 auto 34px;border-radius:14px;overflow:hidden;background:var(--bg2)}
.about-fig img{display:block;width:100%;height:auto;object-fit:contain}
.about-c h3{font-size:24px;margin-bottom:14px}
.about-c p{color:var(--muted);font-size:15px}
.vals{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.val{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:border-color .2s}
.val:hover{border-color:rgba(45,212,168,.45)}
.val .ic{width:46px;height:46px;border-radius:12px;background:rgba(45,212,168,.12);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.val h3{font-size:16px;margin-bottom:8px}
.val p{font-size:13px;color:var(--muted)}
.timeline{max-width:720px;margin:0 auto}
.tl-item{position:relative;padding:0 0 30px 30px;border-left:1px solid var(--line)}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-6px;top:5px;width:11px;height:11px;border-radius:50%;background:var(--grad)}
.tl-item .time{color:var(--accent);font-size:13px;font-weight:600}
.tl-item h3{font-size:16px;margin:4px 0}
.tl-item p{font-size:13px;color:var(--muted)}
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.flow .step{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;text-align:center}
.flow .step .no{width:30px;height:30px;margin:0 auto 10px;border-radius:50%;background:var(--grad);color:#06231b;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px}
.flow .step h3{font-size:14px;margin-bottom:6px}
.flow .step p{font-size:12px;color:var(--muted)}

/* ================= CTA 引导条 ================= */
.cta{margin-bottom:60px}
.cta-box{background:var(--grad);border-radius:20px;padding:44px 40px;text-align:center;color:#06231b}
.cta-box h2{font-size:26px;margin-bottom:10px}
.cta-box p{font-size:15px;opacity:.88;margin-bottom:24px}
.cta-box .btn{background:#06231b;color:#fff;box-shadow:none}
.cta-box .btn:hover{opacity:.9}

/* ================= 联系区：微信二维码 + 留言板 ================= */
.contact-wrap{display:grid;grid-template-columns:340px 1fr;gap:24px}
.qr-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;text-align:center}
.qr-box .qr{width:200px;height:200px;margin:0 auto 16px;border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:13px;text-align:center;padding:10px}
.qr-box h3{font-size:17px;margin-bottom:6px}
.qr-box p{font-size:13px;color:var(--muted);margin-bottom:14px}
.qr-box .wechat-id{font-size:14px;color:var(--accent);border:1px dashed rgba(45,212,168,.4);border-radius:8px;padding:8px}
.msg-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.msg-box h3{font-size:17px;margin-bottom:4px}
.msg-box .sub{font-size:13px;color:var(--muted);margin-bottom:20px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.form-row .full{grid-column:1/-1}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field label em{color:var(--accent);font-style:normal}
.field input,.field select,.field textarea{width:100%;background:var(--card2);border:1px solid var(--line);border-radius:8px;padding:10px 12px;color:var(--text);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}
.field textarea{resize:vertical;min-height:96px}
.submit{width:100%;margin-top:6px;background:var(--grad);color:#06231b;border:none;border-radius:8px;padding:12px;font-size:15px;font-weight:600;cursor:pointer}
.submit:hover{opacity:.92}
.submit:disabled{opacity:.6;cursor:not-allowed}
.form-note{margin-top:12px;font-size:13px;border-radius:8px;padding:10px 12px;display:none}
.form-note.ok{display:block;color:#06231b;background:var(--grad)}
.form-note.err{display:block;color:#ffb4a6;background:rgba(255,120,90,.12);border:1px solid rgba(255,120,90,.3)}
.form-note.info{display:block;color:var(--muted);background:var(--card2);border:1px solid var(--line)}
.contact-rows{margin-top:20px;border-top:1px solid var(--line);padding-top:16px;text-align:left}
.contact-rows .row{display:flex;justify-content:space-between;padding:8px 0;font-size:14px}
.contact-rows .row span{color:var(--muted)}

/* ================= 页脚 ================= */
.footer{border-top:1px solid var(--line);padding:40px 0 28px;color:var(--muted);font-size:13px;background:var(--bg2)}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:28px}
.f-brand .logo{margin-bottom:12px;font-size:19px}
.f-brand p{font-size:13px;color:var(--muted)}
.f-links{display:flex;flex-direction:column;gap:10px}
.f-links .f-title,.f-contact .f-title{color:var(--text);font-size:14px;font-weight:600;margin-bottom:4px}
.f-links a:hover{color:var(--accent)}
.f-contact{display:flex;flex-direction:column;gap:10px}
.f-copy{border-top:1px solid var(--line);padding-top:18px;text-align:center;font-size:12px}
.f-copy a{color:var(--accent)}

/* ================= 回到顶部 ================= */
.backtop{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:12px;background:var(--card);border:1px solid var(--line);color:var(--accent);font-size:20px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;pointer-events:none;transition:.3s;z-index:80}
.backtop.show{opacity:1;pointer-events:auto}
.backtop:hover{background:var(--grad);color:#06231b;border-color:transparent}

/* ================= 滚动显现动画（仅 JS 启用后生效，无 JS 不影响阅读） ================= */
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
html.js .reveal.in{opacity:1;transform:none}

/* ================= 响应式 ================= */
@media (max-width:860px){
  .nav-toggle{display:flex}
  .menu{position:fixed;left:0;right:0;top:64px;flex-direction:column;align-items:stretch;gap:0;background:rgba(8,19,26,.97);border-bottom:1px solid var(--line);padding:12px 24px 20px;transform:translateY(-120%);transition:transform .3s;visibility:hidden}
  .menu.open{transform:none;visibility:visible}
  .menu a{padding:13px 4px;border-bottom:1px solid var(--line)}
  .menu a.active::after{display:none}
  .menu a.active{color:var(--accent)}
  .menu a.nav-cta,.menu a.nav-ops{display:flex;width:100%;margin:16px 0 0;padding:14px 22px;border-radius:10px;min-width:0;text-align:center;justify-content:center;line-height:1.45}
  .menu a.nav-cta{border-bottom:none}
  .menu a.nav-ops{border:1px solid rgba(45,212,168,.42)}
  .case-grid,.about-c,.related,.prod-grid,.home-prod .prod-grid{grid-template-columns:1fr}
  .home-prod .badge{font-size:11px;padding:4px 8px}
  .contact-wrap{grid-template-columns:1fr}
  .hero h1{font-size:34px}
  .stats{gap:34px;margin-top:44px}
  .stat{min-width:90px}
  .stat b{font-size:42px}
  .stat b .unit{font-size:16px}
  .stat > span{font-size:12px;margin-top:6px}
  .form-row{grid-template-columns:1fr}
  .vals{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr;gap:24px}
  .page-header h1{font-size:28px}
  .detail-head h1{font-size:24px}
  .gallery{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .vals,.flow,.gallery{grid-template-columns:1fr}
  .stats{display:grid;grid-template-columns:1fr 1fr;gap:28px 10px;margin-top:38px}
  .stats .stat:last-child{grid-column:1/-1}
  .stat{min-width:0}
  .stat b{font-size:44px}
  .stat b .unit{font-size:15px}
}

/* ================= 产品详情页 · 导视系统标准版 ================= */
.prod-hero{position:relative;padding:52px 0 0;overflow:hidden;background:var(--bg2);border-bottom:1px solid var(--line)}
.prod-hero::before{content:"";position:absolute;inset:-30% -10%;background:radial-gradient(circle at 50% 0%,rgba(45,212,168,.16),transparent 60%);pointer-events:none}
.prod-hero .wrap{position:relative}
.prod-hero .crumb{margin-bottom:14px}
.prod-hero h1{font-size:40px;font-weight:800;line-height:1.25}
.prod-hero .lead{color:var(--muted);font-size:16px;max-width:820px;margin:14px 0 0}
.prod-highlights{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px;padding-bottom:0}
.prod-highlight{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.prod-highlight .hi{width:44px;height:44px;border-radius:11px;background:rgba(45,212,168,.12);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:12px}
.prod-highlight h3{font-size:16px;margin-bottom:6px}
.prod-highlight p{font-size:13px;color:var(--muted)}
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:8px}
.feat{background:var(--card2);border:1px solid var(--line);border-radius:14px;padding:24px;transition:border-color .25s,transform .25s}
.feat:hover{border-color:rgba(45,212,168,.45);transform:translateY(-3px)}
.feat .fi{width:46px;height:46px;border-radius:12px;background:rgba(45,212,168,.12);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.feat h3{font-size:16px;margin-bottom:8px}
.feat p{font-size:13px;color:var(--muted)}
.feat ul{margin-top:10px;color:#c4d8d2;font-size:13px}
.feat li{padding-left:18px;position:relative;margin-bottom:6px}
.feat li::before{content:"";position:absolute;left:0;top:7px;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.specs{display:grid;grid-template-columns:180px 1fr;border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-top:8px}
.specs div{padding:14px 18px;border-bottom:1px solid var(--line);font-size:14px}
.specs div:last-of-type{border-bottom:none}
.specs .k{background:var(--card2);color:var(--muted);font-weight:600}
.specs .v{color:#c4d8d2;background:var(--card)}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.scene{background:var(--card2);border:1px solid var(--line);border-radius:12px;padding:18px 20px;text-align:center;transition:border-color .25s}
.scene:hover{border-color:rgba(45,212,168,.45)}
.scene .si{font-size:24px;margin-bottom:8px}
.scene h3{font-size:15px}
@media (max-width:860px){
  .prod-hero h1{font-size:30px}
  .prod-highlights{grid-template-columns:1fr;gap:14px;padding-bottom:0}
  .feat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .scene-grid{grid-template-columns:1fr 1fr;gap:12px}
  .specs{grid-template-columns:1fr}
}
@media (max-width:560px){
  .feat-grid,.scene-grid{grid-template-columns:1fr}
}

/* ================= 导视系统 · 媒体占位 + 版本对照表 ================= */
.media-ph{border:1.5px dashed rgba(120,220,200,.35);border-radius:14px;background:radial-gradient(circle at 50% 0%,rgba(45,212,168,.10),transparent 70%);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--muted);text-align:center;aspect-ratio:16/7;padding:20px}
.media-ph .mi{font-size:38px}
.media-ph .mtip{font-size:15px;color:var(--text)}
.media-ph .msub{font-size:12px;opacity:.75}
.media-ph.hero-media{aspect-ratio:16/5}
.gallery-ph{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery-ph .media-ph{aspect-ratio:4/3}
/* 导视截图: 统一 16/9 居中裁切 + 防右键/防拖拽下载 */
.shot-lock{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#0d1b14}
.shot-lock::after{content:"";position:absolute;inset:0;z-index:2;cursor:default}
.shot-lock img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;-webkit-user-drag:none;user-select:none;-webkit-user-select:none;pointer-events:none}
.shot-item{display:flex;flex-direction:column;gap:10px;text-align:center}
.shot-item figcaption{font-size:14px;line-height:1.6;color:rgba(255,255,255,.7)}
.video-ph{position:relative;aspect-ratio:16/9;border:1.5px dashed rgba(120,220,200,.35);border-radius:14px;background:radial-gradient(circle at 50% 40%,rgba(45,212,168,.14),transparent 70%);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--muted)}
.video-ph .pv{width:64px;height:64px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.video-ph .pv::after{content:"";width:0;height:0;border-top:12px solid transparent;border-bottom:12px solid transparent;border-left:19px solid #06231b;margin-left:5px}
.video-ph .vtip{font-size:16px;color:var(--text)}
.video-ph .vsub{font-size:12px;opacity:.8}
.ver-tags{display:flex;flex-wrap:wrap;gap:10px;margin:6px 0 18px;font-size:13px}
.ver-tag{padding:5px 14px;border-radius:999px;background:rgba(45,212,168,.12);border:1px solid rgba(45,212,168,.35);color:var(--accent)}
.ver-tag.off{background:transparent;border-color:var(--line);color:var(--muted)}
.compare{border:1px solid var(--line);border-radius:14px;overflow:hidden}
.compare-row{display:grid;grid-template-columns:1.6fr 1fr 1.6fr;align-items:center}
.compare-row div{padding:12px 16px;border-bottom:1px solid var(--line);font-size:14px}
.compare-row:last-child div{border-bottom:none}
.compare-row .item{color:#c4d8d2}
.compare-row .ver{text-align:center;font-weight:600}
.compare-hd{background:var(--card2)}
.compare-hd div{color:var(--accent);font-weight:700}
.compare-row .diff{color:var(--accent)}
.gal-caption{font-size:13px;color:var(--muted);margin-top:14px}
@media (max-width:860px){
  .gallery-ph{grid-template-columns:1fr 1fr;gap:12px}
  .compare-row{grid-template-columns:1fr 1fr}
  .compare-row .item{display:none}
  .media-ph.hero-media{aspect-ratio:16/8}
}
@media (max-width:560px){
  .gallery-ph{grid-template-columns:1fr}
}

/* ================= 卡片彩色差异化（纯 CSS，不新增图片） ================= */
/* 页头三张高亮卡：青绿 → 蓝 → 琥珀 */
.prod-highlight:nth-child(1){--c1:#16c79a;--c2:#7ef0d0;--glow:rgba(22,199,154,.30)}
.prod-highlight:nth-child(2){--c1:#3b82f6;--c2:#93c5fd;--glow:rgba(59,130,246,.30)}
.prod-highlight:nth-child(3){--c1:#f59e0b;--c2:#fcd34d;--glow:rgba(245,158,11,.30)}
.prod-highlight{position:relative;overflow:hidden}
.prod-highlight::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 120% at 20% 0%,var(--glow),transparent 55%);pointer-events:none}
.prod-highlight::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--c1),var(--c2))}
.prod-highlight .hi{background:linear-gradient(135deg,var(--c1),var(--c2));box-shadow:0 10px 22px -10px var(--glow)}
.prod-highlight .hi,.prod-highlight h3,.prod-highlight p{position:relative;z-index:1}

/* 8 张核心功能卡：青绿/蓝/紫/琥珀/玫红/青/橙/亮绿 */
.feat:nth-child(1){--c1:#0ecb81;--c2:#86efac;--glow:rgba(14,203,129,.28)}
.feat:nth-child(2){--c1:#3b82f6;--c2:#a5b4fc;--glow:rgba(59,130,246,.28)}
.feat:nth-child(3){--c1:#a855f7;--c2:#d8b4fe;--glow:rgba(168,85,247,.28)}
.feat:nth-child(4){--c1:#f59e0b;--c2:#fcd34d;--glow:rgba(245,158,11,.28)}
.feat:nth-child(5){--c1:#f43f5e;--c2:#fda4af;--glow:rgba(244,63,94,.28)}
.feat:nth-child(6){--c1:#06b6d4;--c2:#67e8f9;--glow:rgba(6,182,212,.28)}
.feat:nth-child(7){--c1:#f97316;--c2:#fdba74;--glow:rgba(249,115,22,.28)}
.feat:nth-child(8){--c1:#10b981;--c2:#a7f3d0;--glow:rgba(16,185,129,.28)}
.feat{position:relative;overflow:hidden}
.feat::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 120% at 85% 0%,var(--glow),transparent 55%);pointer-events:none}
.feat::after{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--c1),var(--c2))}
.feat .fi{background:linear-gradient(135deg,var(--c1),var(--c2));box-shadow:0 10px 22px -10px var(--glow)}
.feat .fi,.feat h3,.feat p,.feat ul{position:relative;z-index:1}
.feat:hover{box-shadow:0 14px 30px -16px var(--glow);border-color:var(--c1)}

/* ================= 卡片去 emoji + 标题居中渐变标签 ================= */
/* 高亮卡 */
.prod-highlight{text-align:center;align-items:center}
.prod-highlight h3{display:inline-block;padding:8px 20px;border-radius:999px;background:linear-gradient(135deg,var(--c1),var(--c2));color:#06281f;font-size:15px;margin:0 0 10px}
.prod-highlight p{max-width:280px;margin:0 auto}
/* 功能卡 */
.feat{text-align:center}
.feat h3{display:inline-block;padding:8px 16px;border-radius:999px;background:linear-gradient(135deg,var(--c1),var(--c2));color:#06281f;font-size:15px;margin-bottom:10px}
.feat p{margin:0 auto;max-width:280px}
.feat ul{display:inline-block;text-align:left;margin-top:10px}

/* ================= 产品页英文名 ================= */
.prod-hero .en-name{font-size:14px;letter-spacing:.38em;text-transform:uppercase;color:#2fd6a0;font-weight:600;margin-top:10px;margin-bottom:4px;opacity:.92}

/* ================= 卡片英文名 ================= */
.pcard .card-en,.case .card-en { display:block;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);font-weight:600;line-height:1.2;opacity:.9;margin-top:-3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis }
.home-prod .pcard .card-en { font-size:9px;letter-spacing:.11em }
.case .card-en { margin-top:-1px;margin-bottom:6px }

/* ================= 卡片序号（分组独立编号，置于缩略图左上角） ================= */
.pcard .pthumb,.case .thumb{position:relative}
.pno{position:absolute;left:10px;top:10px;z-index:3;display:inline-flex;align-items:center;justify-content:center;min-width:27px;height:22px;padding:0 7px;border-radius:7px;font-size:11px;font-weight:700;line-height:1;letter-spacing:.06em;font-variant-numeric:tabular-nums;color:#d9fff4;background:rgba(6,20,18,.62);border:1px solid rgba(45,212,168,.5);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);box-shadow:0 2px 8px rgba(0,0,0,.28)}
.pcard:hover .pno,.case:hover .pno{border-color:rgba(45,212,168,.85);color:#fff}
.home-prod .pno{left:8px;top:8px;min-width:24px;height:20px;font-size:10px;border-radius:6px}

/* ================= 定制服务正文页 · 答题互动交互系统（图文双栏版式） ================= */
.page-header .qa-en{margin-top:10px;font-size:12px;font-weight:600;letter-spacing:.3em;text-transform:uppercase;color:var(--accent)}
.qa-intro{display:grid;grid-template-columns:1.15fr 1fr;gap:22px;align-items:center}
.qa-intro .shot-lock{aspect-ratio:16/9}
.qa-side{display:flex;flex-direction:column;gap:16px}
.qa-side p{margin-bottom:0}
.qa-side{justify-content:center}
.qa-head h3{font-size:19px;color:var(--text);margin-bottom:4px}
.qa-head .qa-en2{display:block;font-size:11px;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--accent)}
.qa-func{margin:14px 0 0}
.qa-func li{margin-bottom:6px}
.qa-sub{border-top:1px solid var(--line);padding-top:16px;margin-top:22px}
.qa-sub h3{font-size:15px;color:var(--text);margin-bottom:10px}
.qa-sub ul{margin-bottom:0}
.qa-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}
.qa-grid .shot-lock{aspect-ratio:16/9}
.qa-intro .shot-lock,.qa-grid .shot-lock,.qa-intro .shot-lock img,.qa-grid .shot-lock img{background:var(--card2)}
.qa-intro .shot-lock img,.qa-grid .shot-lock img{object-fit:contain}
@media (max-width:860px){
  .qa-intro{grid-template-columns:1fr}
  .qa-grid{grid-template-columns:1fr 1fr}
}

/* ===== 首页 标准产品 / 定制服务 分组区分（组头横幅 + 卡片形态差异化） ===== */
.home-prod .prod-group-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;padding:9px 14px;border-radius:12px;border-left:3px solid #00d4a0;background:linear-gradient(90deg,rgba(0,212,160,.14),rgba(0,212,160,0) 70%)}
.home-prod .prod-group-head .prod-group-title{margin:0;font-size:17px}
.home-prod .prod-group-head .prod-group-title::before{display:none}
.home-prod .pgh-sub{font-size:12px;color:var(--muted)}
.home-prod .pgh-link{margin-left:auto;font-size:12px;font-weight:600;color:var(--accent);white-space:nowrap}
.home-prod .pgh-link:hover{text-decoration:underline}
.home-prod .prod-group--cus .prod-group-head{border-left-color:#d9b45c;background:linear-gradient(90deg,rgba(217,180,92,.16),rgba(217,180,92,0) 70%)}
.home-prod .prod-group--cus .pgh-link{color:#e8c97e}
.home-prod .prod-group--std .pcard{border-color:rgba(45,212,168,.28)}
.home-prod .prod-group--std .pcard:hover{border-color:rgba(45,212,168,.72)}
.home-prod .prod-group--cus .pcard{border:1px dashed rgba(217,180,92,.55)}
.home-prod .prod-group--cus .pcard:hover{border-color:#e3c474}
.home-prod .prod-group--cus .pcard .plink{color:#e8c97e}


/* ===== 首页 全量入口强化（组头入口按钮化 + 底部双入口 CTA） ===== */
.home-prod .prod-group-head .pgh-link{display:inline-flex;align-items:center;gap:6px;margin-left:auto;padding:7px 15px;border-radius:999px;font-size:13px;font-weight:600;white-space:nowrap;text-decoration:none;transition:background .22s,color .22s,border-color .22s,transform .22s;color:#8bf0d6;background:rgba(0,212,160,.13);border:1px solid rgba(0,212,160,.42)}
.home-prod .prod-group-head .pgh-link::after{content:"→";font-size:12px;transition:transform .22s}
.home-prod .prod-group-head .pgh-link:hover{color:#04211a;background:#2dd4a8;border-color:#2dd4a8;text-decoration:none}
.home-prod .prod-group-head .pgh-link:hover::after{transform:translateX(3px)}
.home-prod .prod-group-head .pgh-link:focus-visible{outline:2px solid rgba(45,212,168,.65);outline-offset:2px}
.home-prod .prod-group--cus .prod-group-head .pgh-link{color:#eccf86;background:rgba(217,180,92,.13);border-color:rgba(217,180,92,.45)}
.home-prod .prod-group--cus .prod-group-head .pgh-link:hover{color:#2a2005;background:#e0be6e;border-color:#e0be6e}
.home-prod .prod-group--cus .prod-group-head .pgh-link:focus-visible{outline-color:rgba(217,180,92,.7)}

.entry-cta{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;margin-top:34px}
.entry-btn{display:flex;flex-direction:column;align-items:flex-start;gap:5px;min-width:254px;padding:15px 26px;border-radius:12px;border:1px solid transparent;text-decoration:none;transition:transform .22s,box-shadow .22s,opacity .22s}
.entry-btn b{font-size:16px;font-weight:700;letter-spacing:.3px}
.entry-btn span{font-size:12px;letter-spacing:.2px}
.entry-btn--std{background:var(--grad);color:#06231b;box-shadow:var(--shadow)}
.entry-btn--std span{opacity:.82}
.entry-btn--std:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,212,160,.26)}
.entry-btn--cus{background:linear-gradient(135deg,#d9b45c,#eddc9e);color:#2a2005;box-shadow:0 8px 22px rgba(217,180,92,.16)}
.entry-btn--cus span{opacity:.78}
.entry-btn--cus:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(217,180,92,.3)}

@media (max-width:860px){
  .home-prod .prod-group-head{flex-wrap:wrap;gap:8px 10px}
  .home-prod .prod-group-head .pgh-link{margin-left:0}
  .entry-cta{flex-direction:column;align-items:stretch;gap:12px;margin-top:28px}
  .entry-btn{min-width:0;align-items:center;text-align:center;padding:14px 20px}
}
/* ===== 相关案例（缩略图 + 标题关键词） & 猜你喜欢（关键词推荐） ===== */
.related.rel-cases{grid-template-columns:1fr 1fr}
.rel-case{display:flex;gap:14px;align-items:center}
.rel-case .rc-thumb{flex:0 0 118px;width:118px;aspect-ratio:4/3;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:var(--card);display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted);padding:0}
.rel-case .rc-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.rel-case .rc-info{display:flex;flex-direction:column;gap:6px;min-width:0}
.rel-case .rc-info b{display:block;margin:0;color:var(--text);font-size:14px;line-height:1.5}
.rc-kw{color:var(--accent);font-size:12px;letter-spacing:.3px}
.rc-go{color:var(--muted);font-size:12px}
@media (max-width:860px){
  .related.rel-cases{grid-template-columns:1fr}
  .rel-case .rc-thumb{flex-basis:104px;width:104px}
}

/* ================= 其他产品 / 其他服务 / 其他案例（og 网格，一行 3 个） ================= */
.og-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.og-card{display:flex;flex-direction:column;background:var(--card2);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s,transform .2s}
.og-card:hover{border-color:rgba(45,212,168,.45);transform:translateY(-2px)}
.og-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--card);border-bottom:1px solid var(--line)}
.og-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.og-info{display:flex;flex-direction:column;gap:6px;padding:12px 14px 14px;min-width:0}
.og-info b{color:var(--text);font-size:14px;line-height:1.5}
.og-kw{font-size:12px;color:var(--muted);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.og-badge{align-self:flex-start;font-size:11px;color:var(--accent);border:1px solid rgba(45,212,168,.35);border-radius:999px;padding:1px 9px}
.og-hidden{display:none}
.og-hidden.og-show{display:flex}
.og-actions{margin-top:18px;text-align:center}
.og-more{padding:9px 24px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);font-size:13px;cursor:pointer;transition:.2s}
.og-more:hover{border-color:rgba(45,212,168,.45);color:var(--text)}
.related.rel-two{grid-template-columns:1fr 1fr}

/* ================= 互动数据：浏览量 / 我的喜欢（详情页页头） ================= */
.stat-bar{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;margin:0 0 18px}
.stat-item,.stat-like{display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border:1px solid var(--line);border-radius:999px;background:var(--card2);color:var(--muted);font-size:13px;line-height:1}
.stat-like{cursor:pointer;transition:border-color .2s,color .2s}
.stat-like:hover{border-color:rgba(45,212,168,.45);color:var(--text)}
.stat-like .st-ico,.stat-item .st-ico{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round;stroke-linecap:round}
.stat-bar b{color:var(--text);font-size:14px;font-weight:600}
.stat-like.on{border-color:rgba(255,110,140,.55);color:#ff8fa8}
.stat-like.on b{color:#ff8fa8}
.stat-like.on .st-ico{fill:#ff6e8c;stroke:#ff6e8c}

/* ================= 标签胶囊（详情页页头） ================= */
.tag-row{display:flex;align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:8px}
.tag-cap{padding:5px 12px;border:1px dashed var(--line);border-radius:999px;color:var(--muted);font-size:12px}
.tag-pill{padding:5px 13px;border:1px solid rgba(45,212,168,.35);border-radius:999px;color:var(--accent);font-size:12px;transition:.2s}
.tag-pill:hover{background:rgba(45,212,168,.12);border-color:var(--accent)}

/* ================= 标签聚合页 tags.html ================= */
.tag-search{display:flex;align-items:center;flex-wrap:wrap;gap:10px}
.tag-search input{flex:1 1 260px;min-width:0;background:var(--card2);border:1px solid var(--line);border-radius:8px;padding:11px 14px;color:var(--text);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}
.tag-search input:focus{border-color:var(--accent)}
.tag-reset{align-self:center;color:var(--muted);font-size:13px;text-decoration:underline}
.tag-hint{margin-top:12px;color:var(--muted);font-size:12px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud-item{padding:6px 14px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px;transition:.2s}
.tag-cloud-item:hover{border-color:rgba(45,212,168,.45);color:var(--text)}
.tag-cloud-item.on{background:var(--grad);border-color:transparent;color:#06231b;font-weight:600}
.tag-count{margin-bottom:16px;color:var(--muted);font-size:13px}
.tag-empty{padding:26px 20px;border:1px dashed var(--line);border-radius:12px;text-align:center;color:var(--muted);font-size:14px}
.tag-empty-tip{margin-top:8px;font-size:12px}

@media (max-width:860px){
  .og-grid{grid-template-columns:1fr}
  .related.rel-two{grid-template-columns:1fr}
  .og-thumb{aspect-ratio:16/9}
  .stat-bar{margin-bottom:14px}
  .tag-search input{flex:1 1 100%}
}

/* ================= R5 改造：计数条（图标+数字）· 分享二维码 · 标签折叠 · 导航聚合搜索 ================= */
/* ① 计数条：仅图标 + 数字紧邻（R6 起：图标已移至页头标题区右上角 .ph-top 行，见文件末尾「R6 修复」段） */
/* R6 已废弃：.ph-title（原图标与 h1 同行居中）、.h2-row（原图标与模块标题同行） */
.stat-bar{display:inline-flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0}
.stat-item,.stat-like,.stat-share{display:inline-flex;align-items:center;gap:5px;padding:5px 11px;border:1px solid var(--line);border-radius:999px;background:var(--card2);color:var(--muted);font-size:13px;line-height:1;white-space:nowrap}
.stat-item .st-ico,.stat-like .st-ico,.stat-share .st-ico{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round;stroke-linecap:round}
.stat-bar b{color:var(--text);font-size:13px;font-weight:600}
.stat-share{cursor:pointer;transition:border-color .2s,color .2s}
.stat-share:hover{border-color:rgba(45,212,168,.45);color:var(--accent)}

/* ② 分享二维码弹层（二维码由 js/qrcode-lite.js 本地生成，不请求外网） */
.qr-modal{position:fixed;inset:0;z-index:120;display:none}
.qr-modal.on{display:block}
.qr-mask{position:absolute;inset:0;background:rgba(3,9,13,.74)}
.qr-modal .qr-box{position:relative;width:min(90vw,330px);margin:9vh auto 0;padding:22px 22px 18px;background:var(--card);border:1px solid var(--line);border-radius:16px;text-align:center;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.qr-box h3{font-size:17px;margin:0 0 6px}
.qr-tip{color:var(--muted);font-size:12px;margin:0 0 14px}
.qr-canvas{width:210px;height:210px;margin:0 auto 14px;padding:10px;background:#fff;border-radius:12px}
.qr-canvas svg{display:block;width:100%;height:100%}
.qr-url{color:var(--muted);font-size:12px;word-break:break-all;margin:0 0 14px}
.qr-actions{display:flex;gap:10px;justify-content:center}
.qr-btn{display:inline-block;padding:8px 16px;border:1px solid var(--line);border-radius:999px;background:var(--card2);color:var(--text);font-size:13px;font-family:inherit;cursor:pointer;text-decoration:none}
.qr-btn:hover{border-color:rgba(45,212,168,.45);color:var(--accent)}
.qr-close{position:absolute;top:8px;right:10px;border:0;background:none;color:var(--muted);font-size:22px;line-height:1;cursor:pointer}
.qr-close:hover{color:var(--text)}

/* ③ 标签云折叠（tags.html 全部标签区） */
.tag-cloud-wrap{position:relative}
.tag-cloud-wrap.collapsed .tag-cloud{max-height:116px;overflow:hidden}
.tag-fade{position:absolute;left:0;right:0;bottom:0;height:56px;background:linear-gradient(180deg,rgba(14,31,43,0),var(--card));pointer-events:none;opacity:0;transition:opacity .25s}
.tag-cloud-wrap.collapsed .tag-fade{opacity:1}
.tag-more{display:none;margin-top:16px;padding:7px 16px;border:1px solid var(--line);border-radius:999px;background:var(--card2);color:var(--muted);font-size:12px;font-family:inherit;cursor:pointer;transition:.2s}
.tag-more:hover{border-color:rgba(45,212,168,.45);color:var(--accent)}

/* ④ 导航右侧聚合搜索栏（tags.html：搜索关联的产品 / 服务 / 案例） */
.nav-search{display:flex;align-items:center}
.nav-search form{display:flex;align-items:center;gap:6px;padding:3px 4px 3px 12px;background:var(--card2);border:1px solid var(--line);border-radius:999px;transition:border-color .2s}
.nav-search form:focus-within{border-color:rgba(45,212,168,.5)}
.nav-search input{width:150px;background:none;border:0;outline:none;color:var(--text);font-size:13px;font-family:inherit}
.nav-search input::placeholder{color:var(--muted)}
.nav-search button{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border:0;border-radius:50%;background:var(--grad);color:#06231b;cursor:pointer;flex-shrink:0}
.nav-search button svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round}

@media (max-width:1100px){
  .nav-search input{width:110px}
}
@media (max-width:860px){
  /* R6：窄屏下 .ph-top 换行后左对齐（原 .ph-title / .h2-row 规则已废弃） */
  .ph-top{justify-content:flex-start}
  .nav-search{width:100%;margin-top:12px}
  .nav-search form{width:100%}
  .nav-search input{width:100%}
  .qr-modal .qr-box{margin:12vh auto 0}
}

/* ================= R6 修复：详情页大标题恢复左对齐 · 互动图标移至标题区右上角 ================= */
/* .ph-top：页头内面包屑（左）+ 浏览 / 喜欢 / 分享图标（右）同一行，图标位于标题区右上角，不再与大标题同行居中 */
.ph-top{display:flex;align-items:center;justify-content:space-between;gap:10px 16px;flex-wrap:wrap;margin-bottom:14px}
.ph-top .crumb{margin-bottom:0}
.page-header.ph-left{text-align:left}
.page-header.ph-left p{margin-left:0;margin-right:0}
.page-header.ph-left .tag-row,.page-header.ph-left .detail-meta{justify-content:flex-start}
@media (max-width:1100px){
  .ph-top .stat-item,.ph-top .stat-like,.ph-top .stat-share{padding:5px 10px}
}

/* ================= R10：技术分享文章详情页（导语 / 页内目录 / 锚点 / 正文表格与行内代码） ================= */
.art-lead{color:#c4d8d2;font-size:15px;line-height:1.85;background:rgba(45,212,168,.06);border-left:3px solid rgba(45,212,168,.45);border-radius:0 12px 12px 0;padding:14px 18px;margin-bottom:24px}
.art-toc .art-toc-list{display:grid;grid-template-columns:1fr 1fr;gap:8px 22px}
.art-toc-list a{display:block;color:var(--muted);font-size:14px;line-height:1.6;padding:4px 0 4px 12px;border-left:2px solid rgba(45,212,168,.25);transition:color .2s,border-color .2s}
.art-toc-list a:hover{color:var(--accent);border-color:var(--accent)}
.art-toc-tip{color:var(--muted);font-size:12px;margin:14px 0 0}
.detail .card h2{scroll-margin-top:96px}
.art-table-wrap{overflow-x:auto;margin:6px 0 16px}
.detail table.art-table{width:100%;border-collapse:collapse;font-size:14px}
.detail table.art-table th,.detail table.art-table td{border:1px solid var(--line);padding:10px 12px;text-align:left;color:#c4d8d2;line-height:1.65;vertical-align:top}
.detail table.art-table th{background:rgba(45,212,168,.08);color:var(--text);font-weight:600;white-space:nowrap}
.detail table.art-table td code{white-space:nowrap}
.detail code{background:rgba(45,212,168,.10);border:1px solid rgba(45,212,168,.20);border-radius:6px;padding:1px 6px;font-size:13px;color:#9fe8cf;font-family:Consolas,Monaco,"Courier New",monospace;word-break:break-all}
.detail p.art-q{margin-bottom:8px}
.detail p.art-q strong{color:var(--accent);font-weight:600}
.art-end{color:#c4d8d2;font-size:15px;margin:0 0 10px;padding-top:16px;border-top:1px dashed var(--line)}
.art-note{color:var(--muted);font-size:12px;margin:0}
.art-more{color:var(--muted);font-size:13px;margin:18px 0 0}
.art-lead a,.detail p a,.detail td a,.detail li a,.art-more a{color:var(--accent);border-bottom:1px dashed rgba(45,212,168,.45);text-decoration:none}
.art-lead a:hover,.detail p a:hover,.detail td a:hover,.art-more a:hover{color:var(--accent2);border-bottom-color:var(--accent2)}
a.post{color:inherit;text-decoration:none}
a.post:hover .t{color:var(--accent)}
@media (max-width:860px){
  .art-toc .art-toc-list{grid-template-columns:1fr}
  .detail .card h2{scroll-margin-top:78px}
}