html{font-size:17px}
/* ============================================================
   广州华业信息科技有限公司 · 官网样式
   Dark / tech-forward，主色取自官方 logo #D5DC3F
   ============================================================ */

:root{
  /* 根字号：全站字号以 rem 表达，改这一处即可整体缩放（16px 基准 → 17px ≈ +6%） */
  --bg:#0A1F26;
  --bg-soft:#0B232B;
  --bg-alt:#091C22;
  --panel:rgba(16,34,42,.72);
  --panel-2:rgba(20,40,50,.9);
  --line:rgba(var(--accent-rgb),.16);
  --line-soft:rgba(255,255,255,.08);
  /* 主题色：改这五个变量即可整体换色（当前＝青墨底 + 亮青 #67D9EE + 紫 #8377FF） */
  --accent-rgb:103,217,238;
  --accent2-rgb:131,119,255;
  --lime:#67D9EE;
  --lime-2:#A8F0FA;
  --lime-dim:rgba(var(--accent-rgb),.55);
  --cyan:#8377FF;
  --text:#EAF3F7;
  --muted:#A9BCC5;
  --dim:#7C94A0;
  --radius:14px;
  --maxw:1200px;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:1.0000rem;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(980px 540px at 10% -10%,rgba(var(--accent-rgb),.13),transparent 62%),
    radial-gradient(760px 460px at 94% 6%,rgba(var(--accent2-rgb),.10),transparent 64%),
    radial-gradient(900px 620px at 46% 112%,rgba(var(--accent2-rgb),.07),transparent 66%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
::selection{background:rgba(var(--accent-rgb),.28);color:#fff}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;position:relative;z-index:2}

/* ---------- 滚动进度 / 光标光 ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:120;
  background:linear-gradient(90deg,var(--lime),var(--cyan));
  box-shadow:0 0 12px rgba(var(--accent-rgb),.6);
}
.cursor-glow{
  position:fixed;width:520px;height:520px;left:0;top:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle,rgba(var(--accent-rgb),.07),transparent 62%);
  transform:translate3d(-50%,-50%,0);opacity:0;transition:opacity .4s;
  will-change:transform;
}

/* ---------- 导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .35s,backdrop-filter .35s,border-color .35s,padding .35s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{
  background:rgba(4,6,10,.82);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line-soft);
}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:16px 28px;
  display:flex;align-items:center;gap:36px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-img{height:62px;width:auto;flex:0 0 auto;filter:drop-shadow(0 0 10px rgba(252,224,44,.25))}
.footer-img{height:72px;width:auto;filter:drop-shadow(0 0 12px rgba(252,224,44,.22))}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:1.0312rem;font-weight:700;letter-spacing:.06em;color:#EAF0F5}
.brand-text i{font-style:normal;font-family:var(--mono);font-size:0.5938rem;letter-spacing:.13em;color:#8C99A6;margin-top:3px}
.nav-links{display:flex;gap:30px;margin-left:auto}
.nav-link{
  position:relative;font-size:0.9062rem;color:var(--muted);letter-spacing:.02em;
  padding:6px 0;transition:color .25s;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:linear-gradient(90deg,var(--lime),transparent);transition:width .3s;
}
.nav-link:hover,.nav-link.active{color:var(--text)}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-cta{display:inline-flex}
.burger{
  display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px;
}
.burger span{width:22px;height:1.6px;background:var(--text);transition:transform .3s,opacity .3s}
.burger.open span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;justify-content:center;
  height:46px;padding:0 24px;border-radius:10px;font-size:0.9062rem;font-weight:600;
  letter-spacing:.02em;cursor:pointer;border:1px solid transparent;
  transition:transform .25s,box-shadow .3s,background .3s,color .3s,border-color .3s;
  white-space:nowrap;
}
.btn .arrow{transition:transform .3s}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{
  background:linear-gradient(180deg,var(--lime-2),var(--lime));
  color:#0A0C04;box-shadow:0 0 0 rgba(var(--accent-rgb),0);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(var(--accent-rgb),.28)}
.btn-ghost{
  border-color:rgba(var(--accent-rgb),.32);color:var(--lime);background:rgba(var(--accent-rgb),.03);
}
.btn-ghost:hover{background:rgba(var(--accent-rgb),.1);border-color:var(--lime);transform:translateY(-2px)}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  padding:132px 0 0;overflow:hidden;
}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;opacity:.75}
.hero-grid{
  position:absolute;inset:0;z-index:0;
  background-image:
    linear-gradient(rgba(var(--accent-rgb),.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(var(--accent-rgb),.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 85% 70% at 50% 35%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 85% 70% at 50% 35%,#000 20%,transparent 78%);
}
.hero-orb{position:absolute;border-radius:50%;filter:blur(90px);z-index:0;pointer-events:none}
.hero-orb-1{width:520px;height:520px;left:-140px;top:6%;background:rgba(var(--accent-rgb),.13)}
.hero-orb-2{width:460px;height:460px;right:-120px;bottom:4%;background:rgba(var(--accent2-rgb),.09)}

.hero-inner{
  display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center;
  padding-bottom:0;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:0.7188rem;letter-spacing:.18em;color:var(--lime);
  text-transform:uppercase;padding:7px 14px;border:1px solid var(--line);
  border-radius:999px;background:rgba(var(--accent-rgb),.05);margin-bottom:26px;
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 10px var(--lime);animation:pulse 2.2s infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}

.hero h1{
  font-size:clamp(38px,5.2vw,66px);line-height:1.1;font-weight:800;letter-spacing:-.02em;
  margin-bottom:24px;
}
.grad{
  background:linear-gradient(100deg,var(--lime-2),var(--lime) 38%,var(--cyan) 92%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:1.0625rem;color:var(--muted);max-width:560px;margin-bottom:34px;text-wrap:pretty}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:52px}

.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-soft)}
.hero-stats li{padding:22px 18px 0 0}
.hero-stats li + li{border-left:1px solid var(--line-soft);padding-left:22px}
.hero-stats strong{
  display:block;font-family:var(--mono);font-size:1.8750rem;font-weight:600;color:var(--lime);
  letter-spacing:-.02em;line-height:1.2;
}
.hero-stats strong::after{content:attr(data-suffix)}
.hero-stats span{font-size:0.7812rem;color:var(--dim);letter-spacing:.02em}

/* 终端面板 */
.hero-panel{
  background:linear-gradient(180deg,rgba(15,21,28,.9),rgba(8,12,17,.92));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 30px 90px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.04);
  overflow:hidden;position:relative;
}
.hero-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;
  background:radial-gradient(600px 220px at 80% -10%,rgba(var(--accent-rgb),.12),transparent 70%);
}
.panel-head{
  display:flex;align-items:center;gap:12px;padding:12px 16px;
  border-bottom:1px solid var(--line-soft);background:rgba(255,255,255,.015);
}
.panel-dots{display:flex;gap:6px}
.panel-dots i{width:9px;height:9px;border-radius:50%;background:#2B333D}
.panel-dots i:nth-child(1){background:#FF5F57}
.panel-dots i:nth-child(2){background:#FEBC2E}
.panel-dots i:nth-child(3){background:#28C840}
.panel-title{font-family:var(--mono);font-size:0.7188rem;color:var(--muted);letter-spacing:.04em}
.panel-badge{
  margin-left:auto;font-family:var(--mono);font-size:0.6250rem;letter-spacing:.14em;
  color:var(--lime);border:1px solid rgba(var(--accent-rgb),.3);border-radius:4px;padding:2px 7px;
  background:rgba(var(--accent-rgb),.06);
}
.panel-log{
  font-family:var(--mono);font-size:0.7812rem;line-height:1.75;color:#C4CFDA;
  padding:16px 18px;height:340px;overflow:hidden;white-space:pre-wrap;word-break:break-all;
}
.panel-log .ok{color:var(--lime)}
.panel-log .info{color:var(--cyan)}
.panel-log .dim{color:var(--dim)}
.panel-foot{
  display:flex;gap:10px;align-items:center;padding:11px 16px;border-top:1px solid var(--line-soft);
  font-family:var(--mono);font-size:0.6875rem;color:#8B98A6;letter-spacing:.05em;
}
.panel-foot .sep{color:rgba(255,255,255,.15)}

/* 跑马灯 */
.marquee{
  position:relative;z-index:2;margin-top:56px;padding:16px 0;overflow:hidden;
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  background:rgba(6,9,14,.6);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.marquee-track{
  display:flex;gap:26px;width:max-content;align-items:center;
  animation:scrollX 46s linear infinite;
  font-family:var(--mono);font-size:0.7812rem;letter-spacing:.12em;color:#93A0AE;
}
.marquee-track span:nth-child(even){color:rgba(var(--accent-rgb),.45)}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes scrollX{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- 通用 section ---------- */
.section{padding:120px 0;position:relative;z-index:2}
.section-alt{
  background:linear-gradient(180deg,rgba(8,12,17,0),rgba(9,13,19,.85) 18%,rgba(9,13,19,.85) 82%,rgba(8,12,17,0));
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}
.sec-head{max-width:720px;margin-bottom:64px}
.sec-index{
  display:inline-block;font-family:var(--mono);font-size:0.7188rem;letter-spacing:.2em;
  color:var(--lime);margin-bottom:18px;opacity:.9;
}
.sec-head h2{font-size:clamp(28px,3.6vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.015em}
.sec-desc{color:var(--muted);margin-top:16px;font-size:1.0000rem}

/* ---------- 解决方案卡片 ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  position:relative;padding:32px 28px 28px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(15,20,27,.75),rgba(9,13,18,.75));
  border:1px solid var(--line-soft);overflow:hidden;
  transition:border-color .35s,transform .35s,box-shadow .35s;
}
.card::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .4s;pointer-events:none;
  background:radial-gradient(340px 200px at var(--mx,50%) var(--my,0%),rgba(var(--accent-rgb),.1),transparent 70%);
}
.card::after{
  content:"";position:absolute;left:0;top:0;height:1px;width:100%;
  background:linear-gradient(90deg,transparent,var(--lime),transparent);
  opacity:0;transition:opacity .4s;
}
.card:hover{border-color:rgba(var(--accent-rgb),.32);transform:translateY(-4px);box-shadow:0 24px 60px rgba(0,0,0,.5)}
.card:hover::before,.card:hover::after{opacity:1}
.card-no{
  position:absolute;right:22px;top:18px;font-family:var(--mono);font-size:2.7500rem;font-weight:700;
  color:rgba(255,255,255,.045);letter-spacing:-.03em;line-height:1;
}
.card-icon{
  width:46px;height:46px;border-radius:11px;display:grid;place-items:center;
  color:var(--lime);background:rgba(var(--accent-rgb),.07);
  border:1px solid rgba(var(--accent-rgb),.18);margin-bottom:22px;
}
.card-icon svg{width:24px;height:24px;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.1875rem;font-weight:700;margin-bottom:12px;letter-spacing:.01em}
.card p{font-size:0.9062rem;color:var(--muted);line-height:1.75;text-wrap:pretty}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.card-tags li{
  font-family:var(--mono);font-size:0.6562rem;letter-spacing:.06em;color:var(--lime-dim);
  border:1px solid rgba(var(--accent-rgb),.16);border-radius:5px;padding:3px 8px;
  background:rgba(var(--accent-rgb),.03);
}

/* ---------- 产品 ---------- */
.products{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product{
  position:relative;display:flex;flex-direction:column;gap:20px;
  padding:34px 30px 28px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(13,18,25,.9),rgba(7,10,15,.92));
  border:1px solid var(--line);overflow:hidden;
  transition:transform .35s,box-shadow .35s,border-color .35s;
}
.product::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--lime),transparent);opacity:.55;
}
.product:hover{transform:translateY(-5px);box-shadow:0 30px 70px rgba(0,0,0,.55);border-color:rgba(var(--accent-rgb),.34)}
.product-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.product-name h3{font-size:1.6250rem;font-weight:800;letter-spacing:-.01em;line-height:1.1}
.product-name h3 .sup{font-size:0.7500rem;vertical-align:super;color:var(--lime);margin-left:2px}
.product-name p{font-size:0.8125rem;color:var(--dim);margin-top:6px;letter-spacing:.02em}
.product-tag{
  font-family:var(--mono);font-size:0.5938rem;letter-spacing:.14em;color:var(--lime-dim);
  border:1px solid rgba(var(--accent-rgb),.2);border-radius:4px;padding:4px 8px;white-space:nowrap;
}
.product-desc{font-size:0.9062rem;color:var(--muted);flex:1;text-wrap:pretty}
.product-specs{border-top:1px solid var(--line-soft);padding-top:16px;display:grid;gap:11px}
.product-specs li{display:flex;gap:14px;font-size:0.8125rem;align-items:baseline}
.product-specs span{color:var(--dim);min-width:44px;font-family:var(--mono);font-size:0.7188rem;letter-spacing:.04em}
.product-specs b{font-weight:500;color:#C9D3DD}
.product-foot{display:flex;align-items:center;gap:10px}
.badge{
  font-family:var(--mono);font-size:0.6562rem;letter-spacing:.06em;color:var(--lime);
  background:rgba(var(--accent-rgb),.07);border:1px solid rgba(var(--accent-rgb),.22);
  border-radius:999px;padding:4px 11px;
}
.badge::before{content:"●";margin-right:6px;font-size:0.5000rem;vertical-align:1px}

/* ---------- 技术优势 ---------- */
.adv{display:grid;grid-template-columns:1fr .9fr;gap:68px;align-items:start}
.adv-item{display:flex;gap:22px;padding:24px 0;border-bottom:1px solid var(--line-soft)}
.adv-item:first-child{padding-top:0}
.adv-item:last-child{border-bottom:0}
.adv-k{
  font-family:var(--mono);font-size:0.7188rem;color:var(--lime);letter-spacing:.1em;
  padding-top:4px;flex:0 0 auto;
}
.adv-item h3{font-size:1.0938rem;font-weight:700;margin-bottom:8px;line-height:1.45}
.adv-item p{font-size:0.9062rem;color:var(--muted);text-wrap:pretty}

.stack{position:relative;display:grid;gap:12px;padding:26px;border-radius:var(--radius);
  background:rgba(9,13,18,.6);border:1px solid var(--line-soft);overflow:hidden}
.stack-glow{
  position:absolute;inset:auto -30% -40% -30%;height:70%;
  background:radial-gradient(ellipse at center,rgba(var(--accent-rgb),.16),transparent 65%);
  filter:blur(30px);pointer-events:none;
}
.layer{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:16px 18px;border-radius:10px;border:1px solid var(--line-soft);
  background:linear-gradient(90deg,rgba(255,255,255,.03),rgba(255,255,255,.008));
  transition:border-color .3s,background .3s;
}
.layer:hover{border-color:rgba(var(--accent-rgb),.3);background:rgba(var(--accent-rgb),.05)}
.layer-name{font-size:0.8750rem;font-weight:600;letter-spacing:.01em}
.layer-tech{font-family:var(--mono);font-size:0.6875rem;color:var(--dim);letter-spacing:.04em;text-align:right}
.layer-hot{
  border-color:rgba(var(--accent-rgb),.45);
  background:linear-gradient(90deg,rgba(var(--accent-rgb),.12),rgba(var(--accent-rgb),.03));
  box-shadow:0 0 40px rgba(var(--accent-rgb),.14),inset 0 0 22px rgba(var(--accent-rgb),.06);
}
.layer-hot .layer-name{color:var(--lime)}
.layer-hot .layer-tech{color:var(--lime-dim)}
.pkt{
  position:absolute;top:50%;left:0;width:6px;height:6px;border-radius:50%;
  background:var(--lime-2);box-shadow:0 0 12px var(--lime);opacity:.9;
  animation:pktRun 3.6s linear infinite;
}
.pkt.p2{animation-delay:1.2s}
.pkt.p3{animation-delay:2.4s}
@keyframes pktRun{
  0%{transform:translate(0,-50%);opacity:0}
  12%{opacity:1}
  88%{opacity:1}
  100%{transform:translate(var(--run,420px),-50%);opacity:0}
}

/* ---------- 关于 ---------- */
.about{display:grid;grid-template-columns:1.25fr .75fr;gap:68px;align-items:start}
.about-copy .lead{font-size:1.1875rem;line-height:1.7;color:#DCE4EC;margin-bottom:20px;text-wrap:pretty}
.about-copy p{font-size:0.9375rem;color:var(--muted);margin-bottom:16px;text-wrap:pretty}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.value{padding:20px 18px;border-radius:12px;border:1px solid var(--line-soft);background:rgba(255,255,255,.015)}
.value h4{font-size:0.9062rem;color:var(--lime);margin-bottom:8px;font-weight:600}
.value p{font-size:0.8125rem;color:var(--muted);margin:0;text-wrap:pretty}

.about-side{padding:26px;border-radius:var(--radius);border:1px solid var(--line-soft);background:rgba(9,13,18,.6);align-self:center}
.meter{margin-bottom:22px}
.meter-head{display:flex;justify-content:space-between;align-items:baseline;font-size:0.8125rem;margin-bottom:9px}
.meter-head span{color:#C9D3DD}
.meter-head b{font-family:var(--mono);font-size:0.6875rem;color:var(--lime);letter-spacing:.06em}
.bar{height:5px;border-radius:99px;background:rgba(255,255,255,.06);overflow:hidden}
.bar i{
  display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--lime),var(--cyan));
  box-shadow:0 0 12px rgba(var(--accent-rgb),.45);
  transition:width 1.4s cubic-bezier(.16,.84,.3,1);
}
.is-in .bar i{width:var(--w)}
.meter-note{font-size:0.7188rem;color:var(--dim);margin-top:6px}
.scenes{margin-top:22px;padding-top:20px;border-top:1px solid var(--line-soft)}
.scene-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.scene-tags li{
  font-size:0.7500rem;color:#C4CEDA;border:1px solid var(--line-soft);border-radius:6px;
  padding:5px 10px;background:rgba(255,255,255,.02);
}

/* ---------- 联系 ---------- */
.contact{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:start}
.form{
  padding:34px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(13,18,25,.85),rgba(8,11,16,.9));
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
}
.field{display:flex;flex-direction:column;gap:8px}
.field.full,.field:nth-child(4){grid-column:1/-1}
.field label{font-size:0.8125rem;color:var(--muted);letter-spacing:.02em}
.field label span{color:var(--lime)}
.field input,.field textarea{
  width:100%;background:rgba(255,255,255,.025);border:1px solid var(--line-soft);
  border-radius:9px;padding:12px 14px;color:var(--text);font-family:inherit;font-size:0.8750rem;
  transition:border-color .25s,background .25s,box-shadow .25s;resize:vertical;
}
.field input::placeholder,.field textarea::placeholder{color:#4E5964}
.field input:focus,.field textarea:focus{
  outline:none;border-color:rgba(var(--accent-rgb),.5);background:rgba(var(--accent-rgb),.035);
  box-shadow:0 0 0 3px rgba(var(--accent-rgb),.08);
}
.field.invalid input,.field.invalid textarea{border-color:rgba(255,95,87,.55)}
.form-submit{grid-column:1/-1;width:100%;margin-top:4px}
.form-hint{grid-column:1/-1;font-size:0.7500rem;color:var(--dim);text-align:center;margin-top:-4px}
.form-hint.ok{color:var(--lime)}

.contact-info{display:grid;gap:14px}
.info-card{
  padding:22px 24px;border-radius:12px;border:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(13,18,25,.7),rgba(9,13,18,.7));
  transition:border-color .3s,transform .3s;
}
.info-card:hover{border-color:rgba(var(--accent-rgb),.3);transform:translateX(4px)}
.info-k{
  display:block;font-family:var(--mono);font-size:0.6562rem;letter-spacing:.16em;
  color:var(--lime-dim);margin-bottom:8px;
}
.info-card p{font-size:0.9375rem;color:#D3DCE5;text-wrap:pretty}
.info-card em{font-style:normal;font-size:0.7500rem;color:var(--dim)}
.info-card a{border-bottom:1px solid transparent;transition:color .25s,border-color .25s}
.info-card a:hover{color:var(--lime);border-bottom-color:var(--lime)}
.footer-meta a{color:var(--dim);transition:color .25s}
.footer-meta a:hover{color:var(--lime)}

/* ---------- 页脚 ---------- */
.footer{padding:56px 0 40px;border-top:1px solid var(--line-soft);position:relative;z-index:2;background:rgba(5,7,11,.7)}
.footer-inner{display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:32px;align-items:start}
.footer-brand-row{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand p{font-size:0.7812rem;color:var(--dim);letter-spacing:.04em}
.footer-nav{display:flex;flex-wrap:wrap;gap:10px 26px;padding-top:6px}
.footer-nav a{font-size:0.8438rem;color:var(--muted);transition:color .25s}
.footer-nav a:hover{color:var(--lime)}
.footer-meta{text-align:right;font-size:0.7812rem;color:var(--dim);line-height:2}
.footer-meta p:last-child{font-family:var(--mono);font-size:0.7188rem;letter-spacing:.04em}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s cubic-bezier(.16,.84,.3,1),transform .8s cubic-bezier(.16,.84,.3,1)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-panel{max-width:620px}
  .cards,.products{grid-template-columns:repeat(2,1fr)}
  .adv,.about,.contact{grid-template-columns:1fr;gap:40px}
  .footer-inner{grid-template-columns:1fr 1fr;row-gap:26px}
  .footer-meta{text-align:left}
}
@media (max-width:760px){
  .container{padding:0 20px}
  .nav-inner{padding:14px 20px;gap:16px}
  .brand-img{height:50px}
  .nav-right{margin-left:auto}
  .brand-text b{font-size:0.9375rem}
  .brand-text i{display:none}
  .hero{padding-top:120px}
  .hero h1{font-size:clamp(32px,9vw,44px)}
  .hero-sub{font-size:0.9688rem}
  .hero-stats{grid-template-columns:1fr 1fr;gap:0}
  .hero-stats li{padding:18px 0 0}
  .hero-stats li + li{border-left:0;padding-left:0}
  .hero-stats li:nth-child(even){padding-left:18px;border-left:1px solid var(--line-soft)}
  .hero-stats strong{font-size:1.5000rem}
  .panel-log{height:250px;font-size:0.6875rem}
  .section{padding:80px 0}
  .cards,.products{grid-template-columns:1fr}
  .values{grid-template-columns:1fr}
  .form{grid-template-columns:1fr;padding:26px 22px}
  .field:nth-child(4){grid-column:auto}
  .footer-inner{grid-template-columns:1fr}
  .about-side{padding:22px}
  .sec-head{margin-bottom:44px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
}


/* ============================================================
   多页站点补充组件（about / products / solutions / support / contact）
   ============================================================ */

/* ---- 页面头部 ---- */
.page-hero{
  position:relative;padding:150px 0 64px;overflow:hidden;
  border-bottom:1px solid var(--line-soft);
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(var(--accent-rgb),.10), transparent 70%),
    radial-gradient(700px 380px at 92% 0%, rgba(var(--accent2-rgb),.08), transparent 70%);
}
.page-hero .container{position:relative;z-index:1}
.crumbs{display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:0.7188rem;
  letter-spacing:.12em;color:var(--dim);margin-bottom:22px;text-transform:uppercase}
.crumbs a{color:var(--dim);text-decoration:none;transition:color .2s}
.crumbs a:hover{color:var(--lime)}
.crumbs span{opacity:.5}
.page-hero h1{
  font-size:clamp(34px,5vw,58px);line-height:1.1;letter-spacing:-.02em;font-weight:800;
  text-wrap:balance;margin-bottom:20px;
}
.page-hero .lead{max-width:640px;color:var(--muted);font-size:1.0625rem;line-height:1.85;text-wrap:pretty}
.page-hero .kicker{display:inline-flex;align-items:center;gap:9px;margin-bottom:20px;
  font-family:var(--mono);font-size:0.7188rem;letter-spacing:.16em;color:var(--lime);text-transform:uppercase}
.page-hero .kicker::before{content:"";width:22px;height:1px;background:var(--lime);opacity:.65}

/* ---- 通用内容块 ---- */
.page-section{padding:78px 0}
.page-section.alt{background:var(--bg-alt)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}
.split.rev{grid-template-columns:.95fr 1.05fr}
.prose p{color:var(--muted);line-height:1.9;margin-bottom:16px;text-wrap:pretty}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--text);font-weight:600}
.prose h3{font-size:1.2500rem;margin:26px 0 10px;letter-spacing:-.01em}
.prose ul{list-style:none;display:grid;gap:10px;margin:14px 0}
.prose li{position:relative;padding-left:20px;color:var(--muted);line-height:1.8}
.prose li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;
  border:1px solid var(--lime);transform:rotate(45deg)}

/* ---- 指标条 ---- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;margin:34px 0 0}
.stat-row div{background:var(--bg-soft);padding:22px 20px}
.stat-row b{display:block;font-family:var(--mono);font-size:1.6250rem;color:var(--lime);letter-spacing:-.02em}
.stat-row span{display:block;margin-top:6px;font-size:0.7812rem;color:var(--dim);letter-spacing:.04em}

/* ---- 规格表 ---- */
.spec-table{width:100%;border-collapse:collapse;margin-top:22px;font-size:0.9062rem}
.spec-table th,.spec-table td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line-soft);
  vertical-align:top}
.spec-table th{font-family:var(--mono);font-size:0.7188rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--dim);font-weight:500;background:rgba(255,255,255,.02)}
.spec-table td{color:var(--muted)}
.spec-table td:first-child{color:var(--text);white-space:nowrap;width:32%}
.spec-table tr:last-child td{border-bottom:0}

/* ---- 产品详块 ---- */
.prod-block{padding:44px 0;border-top:1px solid var(--line-soft)}
.prod-block:first-of-type{border-top:0;padding-top:0}
.prod-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:8px}
.prod-head h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.02em}
.prod-head .tag{font-family:var(--mono);font-size:0.6875rem;letter-spacing:.12em;color:var(--lime);
  border:1px solid var(--line);padding:3px 9px;border-radius:999px;text-transform:uppercase}
.prod-lead{color:var(--muted);max-width:720px;margin-bottom:22px;line-height:1.85}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:6px}
.feat{background:var(--panel);border:1px solid var(--line-soft);border-radius:12px;padding:18px 18px 16px}
.feat b{display:block;font-size:0.9062rem;margin-bottom:6px;color:var(--text)}
.feat span{display:block;font-size:0.8125rem;color:var(--dim);line-height:1.7}

/* ---- 步骤流程 ---- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:34px}
.step{position:relative;padding:0 18px 0 0}
.step::after{content:"";position:absolute;right:6px;top:15px;width:calc(100% - 30px);height:1px;
  background:linear-gradient(90deg,var(--line),transparent)}
.step:last-child::after{display:none}
.step .n{font-family:var(--mono);font-size:0.7188rem;color:var(--lime);letter-spacing:.14em}
.step b{display:block;margin:8px 0 6px;font-size:0.9375rem}
.step span{font-size:0.8000rem;color:var(--dim);line-height:1.7}

/* ---- FAQ ---- */
.faq{border-top:1px solid var(--line-soft);margin-top:8px}
.faq details{border-bottom:1px solid var(--line-soft);padding:18px 0}
.faq summary{cursor:pointer;font-size:0.9688rem;font-weight:600;list-style:none;display:flex;
  justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--lime);font-size:1.1250rem}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:12px;color:var(--muted);font-size:0.8750rem;line-height:1.85}

/* ---- 提示块 ---- */
.callout{border-left:2px solid var(--lime);background:rgba(var(--accent-rgb),.06);
  padding:16px 20px;border-radius:0 10px 10px 0;color:var(--muted);font-size:0.8750rem;line-height:1.8;margin-top:22px}
.callout b{color:var(--text)}

/* ---- 联系页 ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.contact-list{display:grid;gap:2px;border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.contact-list a,.contact-list div{display:flex;justify-content:space-between;gap:18px;
  padding:16px 20px;background:var(--bg-soft);text-decoration:none;color:var(--muted);font-size:0.9062rem;
  border-bottom:1px solid var(--line-soft);transition:background .2s}
.contact-list a:last-child,.contact-list div:last-child{border-bottom:0}
.contact-list a:hover{background:rgba(var(--accent-rgb),.07);color:var(--text)}
.contact-list b{color:var(--dim);font-weight:500;font-family:var(--mono);font-size:0.7188rem;
  letter-spacing:.1em;text-transform:uppercase}
.map-box{margin-top:18px;border:1px solid var(--line-soft);border-radius:var(--radius);
  height:190px;display:grid;place-items:center;background:
    linear-gradient(rgba(var(--accent-rgb),.04),rgba(var(--accent-rgb),.01)),
    repeating-linear-gradient(0deg,transparent 0 23px,rgba(255,255,255,.03) 23px 24px),
    repeating-linear-gradient(90deg,transparent 0 23px,rgba(255,255,255,.03) 23px 24px);
  color:var(--dim);font-size:0.8125rem;text-align:center;padding:20px}

/* ---- 相邻页导航 ---- */
.page-next{display:flex;justify-content:space-between;gap:20px;padding:30px 0 0;
  border-top:1px solid var(--line-soft);margin-top:52px}
.page-next a{color:var(--muted);text-decoration:none;font-size:0.8750rem;transition:color .2s}
.page-next a:hover{color:var(--lime)}
.page-next a b{display:block;color:var(--text);font-size:1.0000rem;margin-top:4px}

/* ---- 导航当前项 ---- */
.nav-link.active{color:var(--lime)}
.nav-link.active::after{transform:scaleX(1)}

/* ---- 响应式 ---- */
@media (max-width:1024px){
  .split,.split.rev{grid-template-columns:1fr;gap:32px}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr 1fr;gap:26px}
  .step::after{display:none}
  .stat-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .page-hero{padding:112px 0 48px}
  .page-hero .lead{font-size:0.9688rem}
  .page-section{padding:54px 0}
  .feat-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:30px}
  .stat-row b{font-size:1.3750rem}
  .spec-table{font-size:0.8438rem}
  .spec-table th,.spec-table td{padding:11px 12px}
  .spec-table td:first-child{width:40%}
}


/* ---- 时间线 ---- */
.timeline{margin-top:30px;border-left:1px solid var(--line);padding-left:26px;display:grid;gap:26px}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;left:-31px;top:7px;width:9px;height:9px;border-radius:50%;
  background:var(--bg);border:1px solid var(--lime)}
.tl-item .yr{font-family:var(--mono);font-size:0.7188rem;letter-spacing:.12em;color:var(--lime)}
.tl-item b{display:block;margin:5px 0 5px;font-size:0.9688rem}
.tl-item span{font-size:0.8438rem;color:var(--dim);line-height:1.75}

/* ---- 文章列表 ---- */
.post-list{display:grid;gap:2px;border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;margin-top:8px}
.post-list a{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:20px 22px;background:var(--bg-soft);
  text-decoration:none;border-bottom:1px solid var(--line-soft);transition:background .2s}
.post-list a:last-child{border-bottom:0}
.post-list a:hover{background:rgba(var(--accent-rgb),.06)}
.post-list .date{font-family:var(--mono);font-size:0.7188rem;color:var(--dim);letter-spacing:.08em;padding-top:4px}
.post-list b{display:block;color:var(--text);font-size:0.9688rem;margin-bottom:5px}
.post-list span{color:var(--dim);font-size:0.8250rem;line-height:1.7}

/* ---- 文章正文 ---- */
.article{max-width:760px}
.article h2{font-size:1.3750rem;margin:34px 0 12px;letter-spacing:-.01em}
.article h3{font-size:1.0625rem;margin:24px 0 8px}
.article p{color:var(--muted);line-height:1.95;margin-bottom:15px;text-wrap:pretty}
.article ul{list-style:none;display:grid;gap:9px;margin:12px 0 18px}
.article li{position:relative;padding-left:20px;color:var(--muted);line-height:1.85}
.article li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border:1px solid var(--lime);transform:rotate(45deg)}
.article pre{background:rgba(0,0,0,.28);border:1px solid var(--line-soft);border-radius:10px;padding:16px 18px;
  overflow-x:auto;font-family:var(--mono);font-size:0.8000rem;line-height:1.8;color:#C4CFDA;margin:14px 0}
.article code{font-family:var(--mono);font-size:.92em;color:var(--lime-2)}
.article blockquote{border-left:2px solid var(--lime);padding:4px 0 4px 18px;color:var(--muted);margin:18px 0;font-style:normal}

/* ---- 岗位 ---- */
.job{border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px 24px 20px;background:var(--panel);margin-top:14px}
.job h3{font-size:1.0625rem;margin-bottom:6px}
.job .meta{font-family:var(--mono);font-size:0.7188rem;letter-spacing:.1em;color:var(--lime);margin-bottom:14px}
.job p{color:var(--muted);font-size:0.8750rem;line-height:1.85;margin-bottom:10px}
.job ul{list-style:none;display:grid;gap:8px}
.job li{position:relative;padding-left:18px;color:var(--dim);font-size:0.8438rem;line-height:1.75}
.job li::before{content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border:1px solid var(--lime);transform:rotate(45deg)}

/* ---- 双栏入口（首页新增区块用） ---- */
.entry-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px}
.entry{background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px}
.entry h3{font-size:1.1250rem;margin-bottom:6px}
.entry .sub{font-family:var(--mono);font-size:0.6875rem;letter-spacing:.12em;color:var(--dim);text-transform:uppercase;margin-bottom:16px}
.entry ul{list-style:none;display:grid;gap:12px}
.entry li a{color:var(--muted);text-decoration:none;font-size:0.8750rem;display:flex;justify-content:space-between;gap:14px;
  border-bottom:1px dashed rgba(255,255,255,.08);padding-bottom:10px;transition:color .2s}
.entry li a:hover{color:var(--lime)}
.entry li a em{font-style:normal;font-family:var(--mono);font-size:0.7188rem;color:var(--dim)}

@media (max-width:900px){
  .post-list a{grid-template-columns:1fr;gap:6px}
  .entry-grid{grid-template-columns:1fr}
}


/* ---- 产品图集 ---- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
.gallery figure{background:var(--panel);border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;margin:0}
.gallery img{display:block;width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .5s ease}
.gallery figure:hover img{transform:scale(1.04)}
.gallery figcaption{padding:11px 13px 12px;font-size:0.7875rem;line-height:1.6;color:var(--dim);
  border-top:1px solid var(--line-soft);background:rgba(255,255,255,.015)}
.gallery figcaption b{display:block;color:var(--text);font-size:0.8250rem;font-weight:600;margin-bottom:3px}
@media (max-width:900px){.gallery{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.gallery{grid-template-columns:1fr}}


/* ---- 首页实机条 ---- */
.device-strip{display:grid;grid-template-columns:1.05fr .8fr .8fr .8fr;gap:14px;margin-top:30px;align-items:stretch}
.device-lead{background:var(--panel);border:1px solid var(--line-soft);border-radius:12px;padding:22px 22px 20px;
  display:flex;flex-direction:column;justify-content:center;gap:10px}
.device-lead h3{font-size:1.1875rem;letter-spacing:-.01em}
.device-lead p{color:var(--muted);font-size:0.8375rem;line-height:1.8}
.device-lead .btn{align-self:flex-start;margin-top:6px;font-size:0.8125rem;padding:8px 14px}
.device-strip figure{margin:0;background:var(--panel);border:1px solid var(--line-soft);border-radius:12px;overflow:hidden}
.device-strip img{display:block;width:100%;height:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .5s ease}
.device-strip figure:hover img{transform:scale(1.04)}
.device-strip figcaption{padding:9px 12px 10px;font-size:0.7625rem;color:var(--dim);border-top:1px solid var(--line-soft)}
@media (max-width:1024px){.device-strip{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.device-strip{grid-template-columns:1fr 1fr}.device-lead{grid-column:1/-1}}


/* ---- 压测报告分段 ---- */
.report-seg{padding:34px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.report-seg:first-child{padding-top:0;border-top:0}
.seg-head{display:flex;align-items:baseline;gap:12px}
.seg-head .no{font-family:var(--mono);font-size:0.8125rem;color:var(--lime)}
.seg-head h2{font-size:1.2500rem;letter-spacing:-.01em}
.seg-lead{color:var(--muted);font-size:0.9000rem;line-height:1.85;margin:10px 0 12px;max-width:760px}
.seg-points{list-style:none;display:grid;gap:7px;margin-bottom:16px}
.seg-points li{position:relative;padding-left:18px;color:var(--dim);font-size:0.8500rem;line-height:1.7}
.seg-points li::before{content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border:1px solid var(--lime);transform:rotate(45deg)}
.report-seg figure{margin:0;border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;background:#08171C}
.report-seg img{display:block;width:100%;height:auto}
@media (max-width:640px){.report-seg{padding:26px 0}.seg-head h2{font-size:1.1250rem}}

/* 导航在 ≤900px 切换为汉堡菜单（7 项在平板宽度会挤） */
@media (max-width:900px){
  .nav-links{
    position:fixed;inset:64px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(5,8,12,.97);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line);padding:12px 20px 20px;
    transform:translateY(-120%);transition:transform .4s cubic-bezier(.4,0,.2,1);
  }
  .nav-links.open{transform:translateY(0)}
  .nav-link{padding:14px 0;border-bottom:1px solid var(--line-soft);font-size:0.9375rem}
  .nav-cta{display:none}
  .burger{display:flex;margin-left:auto}
}


/* ============================================================
   设计精修 v2（2026-10）：统一节奏、卡片质感、导航与页脚
   ============================================================ */
:root{
  --radius-lg:18px;
  --shadow-1:0 1px 0 rgba(255,255,255,.03) inset, 0 12px 34px -22px rgba(0,0,0,.95);
  --shadow-2:0 22px 56px -30px rgba(0,0,0,1);
}
body{letter-spacing:.002em}
h1,h2,h3{letter-spacing:-.022em;text-wrap:balance}
p{text-wrap:pretty}
::selection{background:rgba(var(--accent-rgb),.28);color:#04222B}

/* 导航：滚动后收缩为玻璃条 */
.nav{transition:background .3s,border-color .3s,box-shadow .3s,height .3s}
.nav.is-stuck{background:rgba(6,18,23,.88);backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:rgba(255,255,255,.07);box-shadow:0 12px 34px -26px #000}
.nav-links{gap:26px}
.nav-link{font-size:0.9000rem;position:relative;color:var(--muted)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-7px;height:1.5px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.nav-link:hover{color:var(--text)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:11px;
  font-size:0.9000rem;font-weight:600;letter-spacing:.01em;border:1px solid transparent;
  transition:transform .25s,box-shadow .25s,background .25s,border-color .25s}
.btn-primary{background:linear-gradient(135deg,var(--lime),var(--lime-2));color:#04222B;
  box-shadow:0 14px 34px -20px rgba(var(--accent-rgb),.8)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 44px -20px rgba(var(--accent-rgb),.9)}
.btn-ghost{border-color:rgba(255,255,255,.14);background:rgba(255,255,255,.02);color:var(--text)}
.btn-ghost:hover{border-color:rgba(var(--accent-rgb),.55);background:rgba(var(--accent-rgb),.08);transform:translateY(-2px)}

/* 区块节奏 */
.section{padding:96px 0}
.section-alt{background:linear-gradient(180deg,rgba(9,28,34,.7),rgba(8,24,30,.32))}
.sec-head{margin-bottom:44px}
.sec-index{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);
  font-size:0.6875rem;letter-spacing:.2em;text-transform:uppercase;color:var(--lime)}
.sec-index::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--lime),transparent)}
.sec-head h2{font-size:clamp(28px,3.5vw,42px);line-height:1.16}
.sec-desc{font-size:0.9625rem;line-height:1.85;max-width:640px}

/* 卡片质感统一 */
.card,.product,.feat,.entry,.job,.info-card{
  background:linear-gradient(180deg,rgba(22,44,54,.58),rgba(13,31,39,.58));
  border:1px solid rgba(255,255,255,.07);border-radius:var(--radius-lg);box-shadow:var(--shadow-1);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.card:hover,.product:hover,.feat:hover,.entry:hover,.job:hover{
  transform:translateY(-3px);border-color:rgba(var(--accent-rgb),.32);box-shadow:var(--shadow-2)}

/* 页脚：四栏 + 底栏 */
.footer{padding:64px 0 24px;background:linear-gradient(180deg,rgba(6,18,23,.55),rgba(5,14,18,.94));
  border-top:1px solid rgba(255,255,255,.07)}
.footer-top{display:grid;grid-template-columns:1.6fr .9fr .9fr 1.15fr;gap:36px;align-items:start}
.footer-col h4{font-size:0.7188rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);
  font-weight:600;margin-bottom:14px}
.footer-col a,.footer-col span{display:block;font-size:0.8500rem;color:var(--muted);text-decoration:none;
  margin-bottom:9px;transition:color .2s}
.footer-col a:hover{color:var(--lime)}
.footer-tag{margin-top:12px;font-size:0.8125rem;color:var(--text);letter-spacing:.02em}
.footer-desc{margin-top:8px;font-size:0.8000rem;color:var(--dim);line-height:1.8;max-width:310px}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:42px;
  padding-top:20px;border-top:1px solid rgba(255,255,255,.06);font-size:0.7625rem;color:var(--dim)}
.footer-bottom a{color:var(--dim);text-decoration:none;transition:color .2s}
.footer-bottom a:hover{color:var(--lime)}

/* 图片容器统一 */
.gallery figure,.device-strip figure,.report-seg figure{border-radius:var(--radius-lg);border-color:rgba(255,255,255,.08)}
.report-seg figure{box-shadow:var(--shadow-1)}

/* 可访问性 */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid rgba(var(--accent-rgb),.75);outline-offset:2px;border-radius:6px}

@media (max-width:1024px){
  .section{padding:72px 0}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:640px){
  .section{padding:56px 0}
  .footer-top{grid-template-columns:1fr 1fr;gap:24px}
  .footer-desc{max-width:none}
}

/* ---- 首屏可读性精修 ---- */
.panel-log{font-size:0.8125rem;line-height:1.95;color:#C9D6DF}
.panel-log span{font-size:0.8125rem}
.hero-stats li span{color:#93A6B0;font-size:0.7812rem;letter-spacing:.04em}
.hero-stats li strong{letter-spacing:-.02em}
.marquee{opacity:.85}
.marquee-track span{color:#8FA3AD;font-size:0.7812rem;letter-spacing:.06em}
.marquee-track span:nth-child(even){color:rgba(var(--accent-rgb),.55)}
.hero-panel{box-shadow:0 30px 70px -40px #000,0 0 0 1px rgba(255,255,255,.05)}


/* ---- 导航下拉（资源） ---- */
.nav-item{position:relative;display:flex;align-items:center}
.nav-item .nav-link{cursor:default;display:inline-flex;align-items:center;gap:5px}
.caret{width:5px;height:5px;border-right:1.4px solid currentColor;border-bottom:1.4px solid currentColor;
  transform:rotate(45deg) translateY(-2px);opacity:.7}
.nav-sub{position:absolute;top:calc(100% + 14px);left:-16px;min-width:172px;padding:8px;
  background:rgba(8,22,28,.98);border:1px solid rgba(255,255,255,.09);border-radius:12px;
  box-shadow:0 24px 60px -34px #000;opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s}
.nav-item:hover .nav-sub,.nav-item:focus-within .nav-sub{opacity:1;visibility:visible;transform:translateY(0)}
.nav-sub a{display:block;padding:9px 12px;border-radius:8px;font-size:0.8625rem;color:var(--muted);
  text-decoration:none;transition:background .2s,color .2s}
.nav-sub a:hover,.nav-sub a.active{background:rgba(var(--accent-rgb),.1);color:var(--text)}
@media (max-width:900px){
  .nav-item{display:block}
  .nav-sub{position:static;opacity:1;visibility:visible;transform:none;background:none;border:0;
    box-shadow:none;padding:0 0 0 14px;min-width:0}
  .nav-sub a{padding:10px 0;border-bottom:1px solid var(--line-soft)}
  .caret{display:none}
}

/* ---- 可读性终校 ---- */
.panel-log,.panel-log span{font-size:0.8438rem;line-height:1.9;color:#D2DEE6}
.panel-foot{color:#9FB2BC}
.nav-link{color:#C2D0D8}
.nav-sub a{color:#B9C8D1}
.hero-stats li span{color:#9DB0BA}
.marquee-track span{color:#A6B8C2;font-size:0.8000rem}
.panel-head .panel-title{color:#C9D6DF}

/* ---- 页脚对齐微调 ---- */
/* 四栏只在桌面生效：早先这条无条件规则会覆盖手机断点，把品牌栏挤成 1~2 字/行 */
@media (min-width:901px){ .footer-top{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px} }
.footer-col h4{margin-top:3px}
.footer-brand-row{margin-bottom:10px}

/* ============================================================
   字号整体上调（2026-10 二轮）：正文/卡片/表格/页脚全部提一档
   ============================================================ */
body{font-size:17px;line-height:1.78}
.hero-sub{font-size:18px;line-height:1.72}
.sec-desc{font-size:16.6px;line-height:1.86}
.prose p,.prose li{font-size:17px;line-height:1.95}
.product-name p,.value p,.feat p,.feat span,.device-lead p,.job li,.post-list p{font-size:15px;line-height:1.75}
.product-specs li,.meter-head,.field label,.contact-list span,.tl-item span,.step span{font-size:14.6px}
.spec-table{font-size:14.8px}
.spec-table th{font-size:13.2px}
.meter-note,.form-hint,.map-box,.gallery figcaption,.device-strip figcaption{font-size:13.4px}
.hero-stats strong{font-size:33px}
.hero-stats li span{font-size:13.2px}
.nav-link{font-size:15px}
.btn{font-size:15px}
.footer-col a{font-size:14.4px}
.footer-tag{font-size:14px}
.footer-desc{font-size:13.6px}
.footer-bottom{font-size:12.8px}
.crumbs,.page-hero .kicker{font-size:12.6px}
.badge,.card-tags li,.scene-tags li,.hero-stats li span{letter-spacing:.03em}
.entry .sub,.job .meta,.post-list .date{font-size:12.4px}
@media (max-width:640px){
  html{font-size:17px}
  body{font-size:16.6px}
  .hero-sub{font-size:16.6px}
  .sec-desc{font-size:16px}
  .prose p,.prose li{font-size:16.6px}
  .product-name p,.value p,.feat p,.feat span,.device-lead p,.job li{font-size:15px}
  .nav-link{font-size:16px}
  .btn{font-size:15.5px}
  .footer-col a{font-size:14.6px}
}

/* ============================================================
   手机端显示修复（2026-10）：技术栈图、代码块、首屏装饰溢出
   ============================================================ */
.hero{overflow:hidden}
.prose pre,pre{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}

@media (max-width:640px){
  /* 技术栈分层图：两列并排挤爆容器，改成上下两行 */
  .stack{padding:18px}
  .layer{flex-direction:column;align-items:flex-start;gap:5px;padding:13px 14px}
  .layer-tech{text-align:left;font-size:12.6px;line-height:1.5;letter-spacing:.02em}
  .layer-name{font-size:15px}
  /* 代码块：横向滚动，避免被裁 */
  .prose pre,pre{font-size:12.2px;line-height:1.72;padding:12px 14px}
  /* 终端行：小屏再收一档，避免折行 */
  .panel-log,.panel-log span{font-size:12.6px;line-height:1.85}
}

/* ---- 手机端实机条：第三张跨两列，避免 2+1 失衡 ---- */
[id],section{scroll-margin-top:84px}
@media (max-width:640px){
  /* 竖构图产品图在窄屏两列会被挤成一条，改单列并保留 4:5 竖向裁切 */
  .device-strip{grid-template-columns:1fr}
  .device-strip > figure:nth-child(4){grid-column:auto}
  .device-strip img{height:auto;aspect-ratio:4/5;object-fit:cover}
}

/* ---- 手机页脚：品牌通栏 + 两列链接，彻底避免挤压 ---- */
@media (max-width:900px){
  .footer-top{grid-template-columns:1fr 1fr;gap:26px 22px}
  .footer-top > .footer-col:first-child{grid-column:1/-1}
  .footer-top > .footer-col:last-child{grid-column:1/-1}
  .footer-desc{max-width:none}
  .footer-bottom{flex-direction:column;gap:8px;align-items:flex-start}
}
@media (max-width:420px){
  .footer-top{gap:24px 18px}
  .footer-col a,.footer-col span{font-size:14px;line-height:1.6}
  .footer-tag{font-size:13.8px}
}