/* ===========================================================
   微思德视觉 WSD VISION · 官网样式（营销长页 + 栏目页）
   设计：深蓝工业科技 + 青蓝点缀；响应式。
   =========================================================== */
:root{
  --ink:#0b1b33; --ink2:#1c3355; --body:#47566f; --line:#e3e9f2;
  --blue:#0b57d0; --blue-d:#093f96; --cyan:#12b5c9; --cyan-l:#e6f8fb;
  --red:#e2231a; --bg:#ffffff; --soft:#f5f8fd; --soft2:#eef3fa;
  --radius:14px; --shadow:0 10px 30px rgba(11,27,51,.08);
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.sec{padding:78px 0}
.sec.soft{background:var(--soft)}
.sec.dark{background:linear-gradient(160deg,#0b1b33,#12305c 60%,#0e2447);color:#fff}
.sec.dark h2,.sec.dark h3,.sec.dark h4{color:#fff}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.22em;color:var(--blue);
  font-weight:700;margin-bottom:12px;text-transform:uppercase}
.sec.dark .eyebrow{color:#7fd7e6}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em}
h2{font-size:32px;margin-bottom:14px}
h3{font-size:20px}
.lead{color:var(--body);font-size:15.5px;max-width:780px}
.sec.dark .lead{color:#b9cae6}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:11px 22px;
  font-weight:700;font-size:14.5px;border:1px solid transparent;cursor:pointer;transition:.18s}
.btn.pri{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(11,87,208,.28)}
.btn.pri:hover{background:var(--blue-d)}
.btn.gho{border-color:rgba(255,255,255,.55);color:#fff}
.btn.gho:hover{background:rgba(255,255,255,.12)}
.btn.line{border-color:var(--line);color:var(--ink2);background:#fff}
.btn.line:hover{border-color:var(--blue);color:var(--blue)}
.note{font-size:12.5px;color:#8095b1;margin-top:18px}

/* ---------------- header ---------------- */
header.site{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:26px;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;white-space:nowrap}
.brand img{height:38px;width:auto;object-fit:contain}
.brand .mark{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--cyan));font-size:16px}
.brand em{font-style:normal;display:block;font-size:10.5px;letter-spacing:.14em;color:#8298b5;font-weight:600}
.menu{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:14.5px;color:var(--ink2);font-weight:600}
.menu>a:hover,.menu .has-drop:hover>span{color:var(--blue)}
.has-drop{position:relative;padding:26px 0;cursor:pointer}
.has-drop .drop{position:absolute;left:-14px;top:100%;min-width:190px;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:0 16px 40px rgba(11,27,51,.14);padding:8px;display:none}
.has-drop:hover .drop{display:block}
.has-drop .drop a{display:block;padding:9px 12px;border-radius:8px;font-size:14px;color:var(--ink2)}
.has-drop .drop a:hover{background:var(--soft);color:var(--blue)}
.lang{display:flex;gap:2px;align-items:center;font-size:13px;color:#8298b5}
.lang a{padding:4px 8px;border-radius:6px}
.lang a.on{background:var(--cyan-l);color:var(--blue);font-weight:700}
.nav .btn.pri{padding:9px 18px;font-size:14px}

/* ---------------- hero ---------------- */
.hero{position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(1100px 520px at 78% 10%,rgba(18,181,201,.35),transparent 60%),
    linear-gradient(150deg,#07162c 0%,#0d2a52 55%,#0a3b6b 100%)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 78%);
  mask-image:linear-gradient(180deg,#000,transparent 78%)}
.hero .wrap{position:relative;z-index:2;padding:82px 24px 88px;display:grid;
  grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
.hero h1{font-size:46px;letter-spacing:-.02em}
.hero h1 span{background:linear-gradient(92deg,#6fe3f2,#4fa8ff);-webkit-background-clip:text;
  background-clip:text;color:transparent}
.hero p{color:#c3d5ee;font-size:16.5px;margin:20px 0 30px;max-width:570px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px}
.kpis{display:flex;gap:38px;border-top:1px solid rgba(255,255,255,.16);padding-top:24px;flex-wrap:wrap}
.kpis b{display:block;font-size:29px;line-height:1.15;color:#fff}
.kpis b i{font-style:normal;font-size:15px;color:#8fd9e6;margin-left:2px}
.kpis span{font-size:12.5px;color:#9db4d4;letter-spacing:.04em}
.hero-shot{position:relative;border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.18);
  box-shadow:0 30px 70px rgba(0,0,0,.42);background:#0a1c34}
.hero-shot img{width:100%}
.hero-shot .tag{position:absolute;left:14px;top:14px;background:rgba(6,17,34,.72);color:#bfe9f4;
  font-size:12px;padding:5px 11px;border-radius:8px;border:1px solid rgba(255,255,255,.18)}

/* ---------------- 通用卡片网格 ---------------- */
.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.tab{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  box-shadow:var(--shadow);position:relative;overflow:hidden}
.tab::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;
  background:linear-gradient(90deg,var(--blue),var(--cyan))}
.tab .ico{width:46px;height:46px;border-radius:12px;background:var(--cyan-l);color:var(--blue);
  display:grid;place-items:center;font-size:17px;font-weight:800;margin-bottom:16px}
.tab h3{margin-bottom:10px}
.tab p{margin:0;color:var(--body);font-size:14.5px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px}

/* 痛点 */
.pain{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px}
.pain .card{background:#fff;border:1px solid var(--line);border-left:4px solid #ff8a3d;
  border-radius:var(--radius);padding:28px 30px}
.pain h3{margin-bottom:10px}
.pain p{margin:0;color:var(--body);font-size:14.5px}

/* 价值流程 */
.value-flow{display:flex;align-items:stretch;gap:12px;margin-top:40px;flex-wrap:wrap}
.value-flow .step{flex:1 1 190px;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:22px;text-align:center;box-shadow:var(--shadow)}
.value-flow .step b{display:block;color:var(--blue);font-size:13px;letter-spacing:.12em;margin-bottom:8px}
.value-flow .step p{margin:0;font-size:14px;color:var(--body)}
.value-flow .arw{align-self:center;color:#b9c8dd;font-size:22px;font-weight:800}

/* 检测能力矩阵 */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:44px}
.mx{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;
  display:flex;gap:14px;align-items:flex-start}
.mx .n{font-size:12px;font-weight:800;color:#fff;background:var(--blue);border-radius:8px;
  min-width:30px;height:30px;display:grid;place-items:center}
.mx h4{font-size:15.5px;margin-bottom:6px}
.mx p{margin:0;font-size:13.5px;color:var(--body)}

/* 指标表 */
.spec-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;font-size:14px}
.spec-table th{background:var(--soft2);text-align:left;padding:14px 18px;border-bottom:1px solid var(--line)}
.spec-table td{padding:14px 18px;border-bottom:1px solid var(--line);color:var(--body);vertical-align:top}
.spec-table td:first-child{font-weight:700;color:var(--ink);width:210px}

/* 品类胶囊 */
.chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:11px 22px;
  font-weight:700;font-size:14.5px;color:var(--ink2);transition:.18s}
.chip:hover{border-color:var(--cyan);color:var(--blue);background:var(--cyan-l);transform:translateY(-2px)}

/* 系列 / 产品卡 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.card-prod{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:.2s;display:flex;flex-direction:column}
.card-prod:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(11,27,51,.13)}
.card-prod .ph{aspect-ratio:1.8;background:var(--soft2);overflow:hidden}
.card-prod .ph img{width:100%;height:100%;object-fit:cover}
.card-prod .bd{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-prod h3{font-size:17px}
.card-prod p{margin:0;font-size:13.5px;color:var(--body);flex:1}
.card-prod .more{font-size:13.5px;font-weight:700;color:var(--blue)}
.badge{display:inline-block;font-size:11.5px;font-weight:700;color:var(--blue);
  background:var(--cyan-l);border-radius:6px;padding:3px 9px;align-self:flex-start}
.card-cta{border-style:dashed;box-shadow:none;background:#fff}

/* 案例图 */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);margin:0}
.case img{width:100%;aspect-ratio:1.5;object-fit:cover;background:var(--soft2)}
.case figcaption{padding:16px 18px;font-size:13.5px;color:var(--body)}
.case figcaption b{display:block;color:var(--ink);font-size:15px;margin-bottom:4px}

/* 服务保障 */
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.svc .c{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  text-align:center;box-shadow:var(--shadow)}
.svc .c b{display:block;font-size:25px;color:var(--blue);margin-bottom:6px}
.svc .c span{font-size:13.5px;color:var(--body)}

/* 客户 */
.clients{display:flex;flex-wrap:wrap;gap:18px;margin-top:40px;justify-content:center}
.clients .cl{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px 28px;display:grid;place-items:center;min-width:190px;min-height:110px}
.clients .cl img{max-height:54px;width:auto;filter:grayscale(1);opacity:.82;transition:.2s}
.clients .cl:hover img{filter:none;opacity:1}

/* 询盘表单 */
.form{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px;
  box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px}
.form .full{grid-column:1/-1}
.form input,.form textarea,.form select{width:100%;padding:13px 15px;border:1px solid var(--line);
  border-radius:10px;font-size:14.5px;font-family:inherit;color:var(--ink);background:#fbfcff}
.form textarea{min-height:110px;resize:vertical}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--blue);
  background:#fff;box-shadow:0 0 0 3px rgba(11,87,208,.1)}
.form button{grid-column:1/-1;justify-self:start}
.form-ok{background:#eaf7ee;border:1px solid #bfe6ca;color:#1c7a3e;border-radius:12px;
  padding:14px 18px;font-weight:700;grid-column:1/-1}

/* footer */
footer.site{background:#08152a;color:#93a8c6;font-size:13.5px;padding:52px 0 30px}
footer.site .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:34px}
footer.site h4{color:#fff;font-size:14.5px;margin-bottom:14px}
footer.site p{margin:0 0 8px}
footer.site .brand{color:#fff;margin-bottom:14px}
footer.site .brand img{height:34px}
footer.site a:hover{color:#fff}
footer.site .cr{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:20px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#7c90ad}

/* 右侧浮窗 */
.dock{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:70;display:grid;gap:10px}
.dock a{width:58px;height:58px;border-radius:14px;background:#fff;border:1px solid var(--line);
  box-shadow:0 8px 24px rgba(11,27,51,.14);display:grid;place-items:center;gap:1px;
  font-size:11px;font-weight:700;color:var(--ink2);text-align:center;line-height:1.2}
.dock a i{font-style:normal;font-size:17px}
.dock a.pri{background:var(--blue);color:#fff;border-color:var(--blue)}
.dock a:hover{transform:translateX(-3px);transition:.18s}

/* ---------------- 内页 ---------------- */
.page-hero{background:linear-gradient(150deg,#07162c,#0d2a52 60%,#0a3b6b);color:#fff;padding:56px 0 52px}
.page-hero h1{font-size:34px;margin-bottom:10px}
.page-hero p{color:#b9cae6;margin:0;max-width:820px}
.crumb{font-size:13px;color:#8fa7c6;margin-bottom:14px}
.crumb a:hover{color:#fff}
.crumb span{margin:0 6px;opacity:.6}
.rich{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:38px 42px;
  box-shadow:var(--shadow);font-size:15.5px;line-height:1.9;color:#33445c;margin-top:-40px;position:relative}
.rich h3{font-size:19px;margin:26px 0 10px;color:var(--ink);padding-left:12px;border-left:4px solid var(--blue)}
.rich p{margin:12px 0}
.rich img{border-radius:12px;box-shadow:0 8px 24px rgba(11,27,51,.1);margin:18px auto}
.rich table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}
.rich table td,.rich table th{border:1px solid var(--line);padding:9px 12px}
.rich table th{background:var(--soft2)}
.rich strong{color:var(--ink)}
.prod-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;
  box-shadow:var(--shadow);margin-top:-40px;position:relative}
.prod-hero img{border-radius:12px}
.prod-hero .en{font-size:13px;color:#8298b5;letter-spacing:.06em;margin-bottom:8px}
.prod-hero h1{font-size:28px;margin-bottom:12px}
.prod-hero .meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.detail-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 38px;
  box-shadow:var(--shadow);margin-top:26px}
.detail-block h3{font-size:19px;margin-bottom:6px}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.gallery img{width:100%;aspect-ratio:1.5;object-fit:cover;background:var(--soft2)}
.gallery figcaption{padding:12px 14px;font-size:13px;color:var(--body)}
.side-nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.side-nav a{font-size:13.5px;padding:7px 14px;border:1px solid var(--line);border-radius:999px;
  color:var(--ink2);background:#fff}
.side-nav a:hover,.side-nav a.on{border-color:var(--blue);color:var(--blue);background:var(--cyan-l)}
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:40px;align-items:start;margin-top:44px}
.contact-info{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 32px;box-shadow:var(--shadow)}
.contact-info .row{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.contact-info .row:last-child{border-bottom:0}
.contact-info .k{color:#8298b5;min-width:74px;font-size:13.5px}
.contact-info .v{font-weight:600;color:var(--ink2)}

/* JS 语言切换兜底 + 打印 */
@media (max-width:1000px){
  .hero .wrap{grid-template-columns:1fr;padding:56px 24px}
  .hero h1{font-size:32px}
  .tabs,.matrix,.cards,.cases,.svc,footer.site .cols,.grid4,.gallery{grid-template-columns:1fr}
  .pain,.prod-hero,.contact-grid,.form{grid-template-columns:1fr}
  .menu{display:none}
  .dock{display:none}
  .rich{padding:26px 22px;margin-top:-24px}
  h2{font-size:25px}
}
@media (max-width:1320px){
  .grid4{grid-template-columns:repeat(2,1fr)}
}