/* ============================================================
   MDA Industrial Data Platform - Design System
   深色工业科技风 · 企业级软件产品官网
   ============================================================ */
:root{
  /* 背景 */
  --bg-0:#070b14;
  --bg-1:#0b1220;
  --bg-2:#101a2e;
  --bg-panel:rgba(16,26,46,.72);
  --bg-panel-solid:#0e1828;
  --bg-hover:rgba(255,255,255,.04);

  /* 边框/分隔 */
  --line:rgba(120,160,220,.14);
  --line-strong:rgba(120,160,220,.28);

  /* 文字 */
  --text:#e8f0fc;
  --text-2:#9fb0c8;
  --text-3:#62748f;

  /* 主色 */
  --blue:#1e7bff;
  --blue-bright:#3b9bff;
  --cyan:#22d3ee;
  --cyan-dim:rgba(34,211,238,.14);

  /* 状态色 */
  --green:#22c55e;
  --green-dim:rgba(34,197,94,.14);
  --yellow:#eab308;
  --yellow-dim:rgba(234,179,8,.14);
  --red:#ef4444;
  --red-dim:rgba(239,68,68,.14);
  --gray:#64748b;
  --gray-dim:rgba(100,116,139,.14);

  --radius:10px;
  --radius-sm:6px;
  --shadow:0 12px 40px rgba(0,0,0,.45);
  --font-sans:"Inter","HarmonyOS Sans SC","Microsoft YaHei","PingFang SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","Consolas","SF Mono",ui-monospace,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
  font-family:var(--font-sans);
  background:var(--bg-0);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1280px;margin:0 auto;padding:0 32px}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600}

/* 背景网格（全局装饰） */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;
  background-image:
    linear-gradient(rgba(59,155,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(59,155,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 80%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;
  background:
    radial-gradient(circle at 18% 8%,rgba(30,123,255,.12),transparent 42%),
    radial-gradient(circle at 82% 2%,rgba(34,211,238,.08),transparent 38%);
  pointer-events:none;
}

/* ===== 顶部导航 ===== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  background:rgba(7,11,20,.72);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;height:68px}
.logo{display:flex;align-items:baseline;gap:10px;margin-right:48px}
.logo-mark{
  font-family:var(--font-mono);font-size:22px;font-weight:800;
  color:var(--cyan);letter-spacing:1px;
  text-shadow:0 0 22px rgba(34,211,238,.45);
}
.logo-sub{font-size:12px;color:var(--text-3);letter-spacing:2px}
.nav-links{display:flex;gap:4px;flex:1}
.nav-links a{
  padding:8px 16px;border-radius:var(--radius-sm);
  font-size:14.5px;color:var(--text-2);transition:.2s;
}
.nav-links a:hover{color:var(--text);background:var(--bg-hover)}
.nav-actions{display:flex;gap:12px;align-items:center}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);
  width:40px;height:38px;border-radius:var(--radius-sm);cursor:pointer;font-size:18px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-sm);font-size:14.5px;font-weight:600;
  cursor:pointer;border:1px solid transparent;transition:.2s;white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(180deg,var(--blue-bright),var(--blue));
  color:#fff;box-shadow:0 6px 20px rgba(30,123,255,.32);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(30,123,255,.45)}
.btn-ghost{background:var(--cyan-dim);color:var(--cyan);border-color:rgba(34,211,238,.3)}
.btn-ghost:hover{background:rgba(34,211,238,.2)}
.btn-outline{background:transparent;color:var(--text);border-color:var(--line-strong)}
.btn-outline:hover{border-color:var(--cyan);color:var(--cyan)}

/* ===== Hero 第一屏 ===== */
.hero{padding:128px 0 64px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:7px 16px;border:1px solid var(--line-strong);border-radius:999px;
  font-size:13px;color:var(--cyan);background:var(--cyan-dim);margin-bottom:24px;
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 10px var(--cyan);animation:pulse 2s infinite}
.hero h1{
  font-size:54px;line-height:1.18;font-weight:800;letter-spacing:-1px;margin-bottom:22px;
}
.hero h1 .accent{
  background:linear-gradient(120deg,var(--cyan),var(--blue-bright));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--text-2);margin-bottom:14px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.hero-tags span{
  font-size:13px;color:var(--text-2);padding:6px 14px;
  border:1px solid var(--line);border-radius:999px;background:var(--bg-hover);
}
.hero-cta{display:flex;gap:14px;margin-bottom:42px}

/* Hero 可视化监控面板 */
.dashboard{
  position:relative;border:1px solid var(--line-strong);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(14,24,40,.92),rgba(7,11,20,.92));
  box-shadow:var(--shadow);overflow:hidden;
}
.dashboard::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:.6;
}
.dash-head{
  display:flex;align-items:center;gap:8px;padding:12px 18px;
  border-bottom:1px solid var(--line);
}
.dash-head .light{width:10px;height:10px;border-radius:50%}
.dash-head .light.r{background:#ff5f57}.dash-head .light.y{background:#febc2e}.dash-head .light.g{background:#28c840}
.dash-head .title{margin-left:10px;font-size:13px;color:var(--text-3);font-family:var(--font-mono)}
.dash-head .live{margin-left:auto;display:flex;align-items:center;gap:7px;font-size:12px;color:var(--green);font-family:var(--font-mono)}
.dash-head .live .dot{width:6px;height:6px;border-radius:50%;background:var(--green);animation:pulse 1.6s infinite}
.dash-body{padding:22px}

/* KPI 四格 */
.kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}
.kpi{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:14px;position:relative;overflow:hidden;
}
.kpi .label{font-size:12px;color:var(--text-3);margin-bottom:8px;display:flex;align-items:center;gap:6px}
.kpi .label .d{width:7px;height:7px;border-radius:2px}
.kpi .value{font-size:28px;font-weight:700;font-family:var(--font-mono);line-height:1}
.kpi .unit{font-size:12px;color:var(--text-3);margin-left:4px;font-weight:400}
.kpi.running .d{background:var(--green)}.kpi.running .value{color:var(--green)}
.kpi.idle .d{background:var(--yellow)}.kpi.idle .value{color:var(--yellow)}
.kpi.alarm .d{background:var(--red)}.kpi.alarm .value{color:var(--red)}
.kpi.offline .d{background:var(--gray)}.kpi.offline .value{color:var(--text-2)}
.kpi.prod .value{color:var(--cyan)}.kpi.oee .value{color:#fff}
.kpi.prod .d,.kpi.oee .d{background:var(--cyan)}

/* 设备列表 */
.machine-list{display:flex;flex-direction:column;gap:7px}
.machine{
  display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:12px;
  padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--bg-panel);transition:.25s;
}
.machine:hover{border-color:var(--line-strong);background:rgba(16,26,46,.95)}
.machine .status-dot{width:9px;height:9px;border-radius:50%}
.machine .m-id{font-family:var(--font-mono);font-size:13.5px;font-weight:600}
.machine .m-info{font-size:11.5px;color:var(--text-3);font-family:var(--font-mono)}
.machine .m-prog{font-size:12px;color:var(--text-2);font-family:var(--font-mono);
  padding:3px 9px;border:1px solid var(--line);border-radius:4px}
.machine .m-count{font-family:var(--font-mono);font-size:16px;font-weight:700;min-width:68px;text-align:right}
.machine.running .status-dot{background:var(--green);box-shadow:0 0 10px var(--green)}
.machine.idle .status-dot{background:var(--yellow);box-shadow:0 0 10px var(--yellow)}
.machine.alarm .status-dot{background:var(--red);box-shadow:0 0 10px var(--red);animation:pulse 1.2s infinite}
.machine.offline .status-dot{background:var(--gray)}
.machine.running .m-count{color:var(--green)}
.machine.idle .m-count{color:var(--yellow)}
.machine.alarm .m-count{color:var(--red)}
.dash-demo-note{text-align:center;font-size:11px;color:var(--text-3);margin-top:14px;padding-top:12px;border-top:1px dashed var(--line)}

/* ===== 通用 section ===== */
.section{padding:96px 0;position:relative}
.section-alt{background:linear-gradient(180deg,transparent,rgba(16,26,46,.5),transparent)}
.section-head{text-align:center;max-width:780px;margin:0 auto 56px}
.section-eyebrow{font-size:13px;letter-spacing:3px;color:var(--cyan);font-weight:600;margin-bottom:14px;font-family:var(--font-mono)}
.section-title{font-size:40px;font-weight:800;line-height:1.25;letter-spacing:-.5px}
.section-sub{font-size:16.5px;color:var(--text-2);margin-top:16px}

/* ===== 内页头部 / 正文（避开 68px 固定导航） ===== */
.page-hero{
  padding:calc(68px + 64px) 0 48px;position:relative;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(16,26,46,.6),transparent);
}
.page-hero h1{font-size:40px;font-weight:800;line-height:1.25;letter-spacing:-.5px}
.page-hero p{margin-top:14px;font-size:16.5px;color:var(--text-2)}
.content{padding:56px 0 72px}
.content .container{max-width:960px}
.content h2{font-size:24px;font-weight:700;margin:40px 0 14px}
.content h2:first-child{margin-top:0}
.content h3{font-size:17px;font-weight:700;margin-bottom:10px}
.content p{color:var(--text-2);margin-bottom:14px}
.content .container > ul,.content .container > ol{margin:0 0 14px 0;padding-left:20px;color:var(--text-2)}
.content .container > ul > li,.content .container > ol > li{margin-bottom:6px}
.content a{color:var(--cyan)}
.content .card a{color:inherit}
.content code{font-family:var(--font-mono);font-size:13px;background:var(--bg-2);
  border:1px solid var(--line);border-radius:4px;padding:1px 6px;color:var(--cyan)}

/* 内页锚点定位不被导航遮挡 */
.content h2[id],.content h3[id],section[id],[id]:target{scroll-margin-top:88px}
.text-xl{font-size:44px;font-weight:800;text-align:center;line-height:1.3;
  background:linear-gradient(120deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-top:56px}

/* ===== 卡片网格 ===== */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-6{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:.3s;position:relative;overflow:hidden;
}
.card:hover{border-color:var(--line-strong);transform:translateY(-3px);
  box-shadow:0 18px 44px rgba(0,0,0,.45);}
.card .icon{
  width:48px;height:48px;border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  background:var(--cyan-dim);color:var(--cyan);
}
.card .icon svg{width:24px;height:24px}
.card h3{font-size:18.5px;margin-bottom:10px;font-weight:700}
.card p{color:var(--text-2);font-size:14.5px}
.card ul{list-style:none;margin-top:12px}
.card ul li{font-size:13.5px;color:var(--text-2);padding:4px 0;padding-left:18px;position:relative}
.card ul li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:5px;border-radius:50%;background:var(--cyan)}
.card .num-big{position:absolute;right:18px;top:14px;font-size:54px;font-weight:800;
  color:rgba(120,160,220,.07);font-family:var(--font-mono);line-height:1}

/* 问题卡 */
.pain-card{background:rgba(16,26,46,.55)}
.pain-card .idx{font-family:var(--font-mono);font-size:13px;color:var(--cyan);
  border:1px solid var(--line-strong);width:36px;height:36px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px}

/* 品牌卡 */
.brand-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.brand{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 16px;text-align:center;transition:.25s;
}
.brand:hover{border-color:var(--cyan);box-shadow:0 0 30px rgba(34,211,238,.12)}
.brand .b-logo{
  font-family:var(--font-mono);font-size:22px;font-weight:800;
  color:var(--text);letter-spacing:.5px;margin-bottom:8px;
}
.brand .b-name{font-size:13.5px;color:var(--text-2)}
.brand .b-status{font-size:11px;color:var(--green);margin-top:8px;display:inline-flex;align-items:center;gap:5px}
.brand .b-status::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--green)}
.brand.more{border-style:dashed;color:var(--text-3)}
.brand.more .b-logo{color:var(--text-3)}
.brand.more .b-status{color:var(--text-3)}
.brand.more .b-status::before{background:var(--text-3)}

/* 数据流 */
.flow{display:flex;align-items:stretch;justify-content:center;gap:0;flex-wrap:wrap}
.flow-node{
  flex:1;min-width:180px;max-width:240px;
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;text-align:center;position:relative;
}
.flow-node h4{font-size:16px;margin-bottom:12px;color:var(--cyan)}
.flow-node ul{list-style:none;text-align:left}
.flow-node ul li{font-size:13px;color:var(--text-2);padding:3px 0}
.flow-arrow{
  align-self:center;width:48px;height:2px;position:relative;
  background:linear-gradient(90deg,var(--cyan),transparent);
}
.flow-arrow::after{content:"";position:absolute;right:-2px;top:-4px;
  border:5px solid transparent;border-left-color:var(--cyan)}

/* OEE 仪表 */
.oee-wrap{display:grid;grid-template-columns:340px 1fr;gap:40px;align-items:center}
.gauge{position:relative;width:280px;height:280px;margin:0 auto}
.gauge svg{transform:rotate(-90deg)}
.gauge .g-val{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.gauge .g-num{font-size:64px;font-weight:800;font-family:var(--font-mono);color:#fff;line-height:1}
.gauge .g-label{font-size:13px;color:var(--text-3);letter-spacing:3px;margin-top:6px}
.oee-break{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}
.oee-sub{text-align:center}
.oee-sub .v{font-size:28px;font-weight:700;font-family:var(--font-mono)}
.oee-sub .l{font-size:12px;color:var(--text-3);margin-top:4px}
.rank{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.rank h4{margin-bottom:16px;font-size:15px;color:var(--text-2)}
.rank-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.rank-row:last-child{border:0}
.rank-row .rk{font-family:var(--font-mono);font-size:13px;color:var(--text-3);width:24px}
.rank-row .nm{flex:1;font-family:var(--font-mono);font-size:14px}
.rank-row .bar{flex:1.4;height:6px;background:rgba(255,255,255,.05);border-radius:4px;overflow:hidden}
.rank-row .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:4px;transition:width .8s}
.rank-row .pct{font-family:var(--font-mono);font-size:14px;font-weight:600;width:54px;text-align:right}

/* 报警滚动 */
.alarm-feed{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.alarm-row{display:grid;grid-template-columns:88px 130px 1fr auto;gap:14px;align-items:center;
  padding:12px 0;border-bottom:1px solid var(--line)}
.alarm-row:last-child{border:0}
.alarm-row .t{font-family:var(--font-mono);font-size:13px;color:var(--text-3)}
.alarm-row .m{font-family:var(--font-mono);font-size:14px;font-weight:600}
.alarm-row .msg{font-size:14px}
.alarm-row .dur{font-family:var(--font-mono);font-size:13px;padding:3px 10px;border-radius:4px}
.alarm-row.high .dur{background:var(--red-dim);color:var(--red)}
.alarm-row.mid .dur{background:var(--yellow-dim);color:var(--yellow)}

/* 架构图 */
.arch{display:flex;flex-direction:column;gap:14px;max-width:920px;margin:0 auto}
.arch-layer{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 28px;display:flex;align-items:center;gap:24px;
}
.arch-layer .lt{font-size:13px;color:var(--text-3);font-family:var(--font-mono);min-width:110px;letter-spacing:1px}
.arch-layer .lc{display:flex;flex-wrap:wrap;gap:10px;flex:1}
.arch-chip{
  padding:7px 14px;border:1px solid var(--line-strong);border-radius:6px;
  font-size:13.5px;background:rgba(255,255,255,.02);color:var(--text);
}
.arch-chip.cyan{border-color:rgba(34,211,238,.4);color:var(--cyan);background:var(--cyan-dim)}
.arch-arrow{text-align:center;color:var(--cyan);font-size:20px;line-height:.5}
.arch-features{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:42px}
.arch-feat{text-align:center}
.arch-feat .fi{width:44px;height:44px;margin:0 auto 12px;border-radius:10px;
  background:var(--cyan-dim);color:var(--cyan);display:flex;align-items:center;justify-content:center}
.arch-feat h4{font-size:15px;margin-bottom:6px}
.arch-feat p{font-size:13px;color:var(--text-2)}

/* 部署 */
.deploy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.deploy-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.deploy-card .scale{font-size:13px;color:var(--cyan);font-family:var(--font-mono);letter-spacing:2px;margin-bottom:10px}
.deploy-card h3{font-size:22px;margin-bottom:18px}
.deploy-steps{list-style:none;margin-bottom:20px}
.deploy-steps li{padding:7px 0 7px 24px;position:relative;font-size:14px;color:var(--text-2)}
.deploy-steps li::before{content:"→";position:absolute;left:0;color:var(--cyan)}
.deploy-fit{font-size:13px;color:var(--text-3);padding-top:14px;border-top:1px solid var(--line)}
.deploy-card.featured{border-color:rgba(34,211,238,.4);box-shadow:0 0 50px rgba(34,211,238,.08)}

/* CTA */
.cta{text-align:center;padding:96px 0}
.cta-box{
  max-width:820px;margin:0 auto;padding:60px 40px;
  border:1px solid var(--line-strong);border-radius:16px;
  background:linear-gradient(180deg,rgba(30,123,255,.08),rgba(7,11,20,.6));
  position:relative;overflow:hidden;
}
.cta-box h2{font-size:36px;font-weight:800;margin-bottom:14px}
.cta-box p{color:var(--text-2);font-size:16px;margin-bottom:32px}

/* Demo 大屏页 */
.demo-page{padding-top:68px;min-height:100vh;background:var(--bg-0)}
.demo-bar{
  position:sticky;top:68px;z-index:20;padding:12px 24px;
  background:rgba(7,11,20,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
}
.demo-bar .db-label{font-size:12px;color:var(--text-3);font-family:var(--font-mono)}
.demo-bar .db-pill{font-size:12px;padding:4px 12px;border-radius:999px;border:1px solid var(--red);color:var(--red);background:var(--red-dim);
  display:inline-flex;align-items:center;gap:7px}
.demo-bar .db-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--red);animation:pulse 1.5s infinite}
.demo-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px;padding:18px}
.dg-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px}
.dg-kpis{grid-column:span 12;display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.dg-left{grid-column:span 8;display:grid;grid-template-rows:auto 1fr;gap:14px}
.dg-right{grid-column:span 4;display:flex;flex-direction:column;gap:14px}
.dg-chart{height:240px;position:relative}
.dg-machines{overflow:auto;max-height:420px}
.dg-machines table{width:100%;border-collapse:collapse;font-size:13px}
.dg-machines th{text-align:left;padding:8px 10px;color:var(--text-3);font-weight:500;font-size:12px;
  border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg-panel-solid);z-index:1}
.dg-machines td{padding:9px 10px;border-bottom:1px solid var(--line);font-family:var(--font-mono)}
.dg-machines tr:hover td{background:var(--bg-hover)}
.st-tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-family:var(--font-sans)}
.st-tag::before{content:"";width:7px;height:7px;border-radius:50%}
.st-running{color:var(--green)}.st-running::before{background:var(--green);box-shadow:0 0 8px var(--green)}
.st-idle{color:var(--yellow)}.st-idle::before{background:var(--yellow)}
.st-alarm{color:var(--red)}.st-alarm::before{background:var(--red);animation:pulse 1.2s infinite}
.st-offline{color:var(--gray)}.st-offline::before{background:var(--gray)}
.dg-bar-row{display:grid;grid-template-columns:110px 1fr 70px;gap:12px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line)}
.dg-bar-row .nm{font-family:var(--font-mono);font-size:13px}
.dg-bar-row .bar{height:8px;background:rgba(255,255,255,.05);border-radius:4px;overflow:hidden}
.dg-bar-row .bar i{display:block;height:100%;border-radius:4px}
.dg-bar-row .pct{font-family:var(--font-mono);font-size:13px;text-align:right}
.dg-alarms{flex:1;overflow:auto;max-height:420px}
canvas{display:block;max-width:100%}

/* Footer */
.footer{background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:40px}
.footer h4{font-size:15px;color:#fff;margin-bottom:16px}
.footer a{display:block;color:var(--text-2);font-size:14px;padding:5px 0}
.footer a:hover{color:var(--cyan)}
.footer p{color:var(--text-2);font-size:14px;margin-bottom:8px}
.copyright{border-top:1px solid var(--line);padding-top:24px;text-align:center;color:var(--text-3);font-size:13px}

/* 动画 */
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.reveal{opacity:0}
.reveal.in{animation:fadeUp .7s ease forwards}

/* 响应式 */
@media(max-width:1100px){
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero h1{font-size:42px}
  .grid-6,.brand-grid{grid-template-columns:repeat(3,1fr)}
  .oee-wrap{grid-template-columns:1fr}
  .deploy-grid,.grid-4{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .dg-kpis{grid-template-columns:repeat(3,1fr)}
  .dg-left,.dg-right{grid-column:span 12}
}
@media(max-width:720px){
  .container{padding:0 20px}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;
    background:var(--bg-1);padding:16px 20px;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .nav-actions .btn-ghost{display:none}
  .hero{padding:108px 0 40px}
  .hero h1{font-size:32px}
  .page-hero{padding:calc(68px + 40px) 0 32px}
  .page-hero h1{font-size:28px}
  .content{padding:40px 0 56px}
  .section{padding:64px 0}
  .section-title{font-size:28px}
  .text-xl{font-size:28px}
  .grid-4,.grid-3,.grid-6,.brand-grid,.deploy-grid,.arch-features,.footer-grid{grid-template-columns:1fr}
  .kpi-row{grid-template-columns:repeat(2,1fr)}
  .flow{flex-direction:column}.flow-arrow{transform:rotate(90deg);width:auto;height:32px}
  .alarm-row{grid-template-columns:80px 1fr;gap:6px}
  .alarm-row .msg{grid-column:1/3}
  .oee-break{grid-template-columns:repeat(3,1fr)}
  .dg-kpis{grid-template-columns:repeat(2,1fr)}
  .cta-box{padding:40px 20px}
}