/* ============================================================
   yunerDesk · Nebula Gateway Design System
   深空暗色 · 极光渐变 · 玻璃拟态 · HUD 数据面板
   ============================================================ */
:root{
  /* 色板 */
  --bg:#04060d;
  --bg2:#0a1020;
  --card:rgba(13,20,38,.62);
  --card-solid:#0d1426;
  --ink:#e8f0ff;
  --muted:#93a5c6;
  --rule:rgba(126,160,255,.14);
  --rule-strong:rgba(126,160,255,.28);
  --accent:#4f8cff;
  --cyan:#22d3ee;
  --violet:#a855f7;
  --ok:#34d399;
  --warn:#febc2e;
  --grad:linear-gradient(120deg,var(--cyan),var(--accent) 45%,var(--violet));
  --glow-blue:rgba(79,140,255,.35);
  --glow-cyan:rgba(34,211,238,.28);
  --glow-violet:rgba(168,85,247,.26);
  /* 字体 */
  --font-sans:"Segoe UI","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"Cascadia Code","JetBrains Mono","SF Mono",Consolas,"Courier New",monospace;
  /* 尺寸 */
  --radius:16px;
  --radius-sm:10px;
  --wrap:1180px;
  --nav-h:76px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px)}
body{
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:rgba(79,140,255,.35);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
b,strong{font-weight:700}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}

/* ---------- 全局背景：星域 + 网格 + 极光 ---------- */
.bg-fx{position:fixed;inset:0;z-index:-2;pointer-events:none}
.bg-fx .grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(126,160,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(126,160,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 78%);
          mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 78%);
}
.bg-fx .aurora{position:absolute;inset:0}
.bg-fx .aurora::before,.bg-fx .aurora::after{content:"";position:absolute;border-radius:50%}
.bg-fx .aurora::before{
  width:820px;height:520px;left:50%;top:-220px;transform:translateX(-64%);
  background:radial-gradient(closest-side,rgba(79,140,255,.22),transparent 70%);
}
.bg-fx .aurora::after{
  width:760px;height:520px;left:50%;top:-160px;transform:translateX(2%);
  background:radial-gradient(closest-side,rgba(168,85,247,.16),transparent 70%);
}
#stars{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 28px;border-radius:12px;font-size:15px;font-weight:600;
  cursor:pointer;border:1px solid transparent;position:relative;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 28px var(--glow-blue),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-primary::after{content:"";position:absolute;top:0;left:-80%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);transition:left .55s ease}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 40px var(--glow-blue),0 0 0 1px rgba(126,170,255,.4),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-primary:hover::after{left:130%}
.btn-ghost{
  background:rgba(126,160,255,.07);color:var(--ink);
  border-color:var(--rule-strong);
}
.btn-ghost:hover{transform:translateY(-2px);background:rgba(126,160,255,.14);border-color:rgba(126,170,255,.5);box-shadow:0 8px 26px rgba(79,140,255,.18)}
.btn-sm{padding:9px 18px;font-size:13.5px;border-radius:10px}

.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* 章节标题 */
section{position:relative;padding:96px 0}
.sec-head{text-align:center;max-width:720px;margin:0 auto 56px}
.sec-label{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.32em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:18px;
}
.sec-label::before,.sec-label::after{content:"";width:36px;height:1px;background:linear-gradient(90deg,transparent,var(--rule-strong));}
.sec-label::after{background:linear-gradient(90deg,var(--rule-strong),transparent)}
.sec-head h2{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:.5px;line-height:1.3}
.sec-head p{color:var(--muted);margin-top:14px;font-size:16px}

/* 滚动浮现 */
[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s cubic-bezier(.2,.7,.3,1)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal][data-delay="1"]{transition-delay:.05s}
[data-reveal][data-delay="2"]{transition-delay:.1s}
[data-reveal][data-delay="3"]{transition-delay:.15s}
[data-reveal][data-delay="4"]{transition-delay:.2s}
[data-reveal][data-delay="5"]{transition-delay:.25s}
/* 首屏不做入场动画：立刻可见，加载观感更快 */
.hero [data-reveal]{opacity:1;transform:none;transition:none}

/* 鼠标跟随辉光卡片 */
.glow-card{position:relative;--mx:50%;--my:50%}
.glow-card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;opacity:0;pointer-events:none;
  background:radial-gradient(360px circle at var(--mx) var(--my),rgba(79,140,255,.16),transparent 65%);
  transition:opacity .35s ease;
}
.glow-card:hover::before{opacity:1}

/* ---------- 导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 40px;gap:24px;
  transition:background .35s ease,border-color .35s ease;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  /* 固定导航上做 backdrop-filter：滚动时每一帧都要重算整条导航后面的模糊，
     实测这是页面滑动卡顿的主因（p95 33ms → 16.8ms）。改成高不透明度纯色底，视觉几乎一样。 */
  background:rgba(5,8,17,.96);
  border-bottom-color:var(--rule);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;letter-spacing:.4px}
.logo-mark{width:32px;height:32px;flex:none;filter:drop-shadow(0 0 10px var(--glow-blue))}
.nav-links{display:flex;gap:6px}
.nav-links a{
  padding:10px 18px;border-radius:10px;font-size:15.5px;color:var(--muted);font-weight:500;
  transition:color .2s,background .2s;position:relative;
}
.nav-links a:hover{color:var(--ink);background:rgba(126,160,255,.09)}
.nav-links a.on{color:var(--ink);background:rgba(79,140,255,.11);box-shadow:inset 0 0 0 1px var(--rule-strong)}
.nav-links a.on::after{
  content:"";position:absolute;left:18px;right:18px;bottom:3px;height:2px;border-radius:2px;
  background:var(--grad);box-shadow:0 0 10px var(--glow-cyan);
}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-burger{display:none;background:none;border:1px solid var(--rule-strong);border-radius:9px;
  width:40px;height:40px;color:var(--ink);cursor:pointer;font-size:18px;align-items:center;justify-content:center}

/* ---------- 首页：产品集合入口 ---------- */
.suite-entry{position:relative;padding:calc(var(--nav-h) + 44px) 0 56px}
.suite-entry [data-reveal]{opacity:1;transform:none;transition:none}
.suite-entry-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:22px}
.suite-entry-label{display:flex;align-items:center;gap:9px;color:var(--cyan);font:11px var(--font-mono);letter-spacing:.17em;text-transform:uppercase;margin-bottom:9px}
.suite-entry-label::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(52,211,153,.1)}
.suite-entry h1,.suite-entry h2{font-size:clamp(28px,3.2vw,40px);line-height:1.18;letter-spacing:-.025em;margin:0}
.suite-entry-head p{margin:8px 0 0;color:var(--muted);font-size:13.5px}
.seo-links{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;font-size:12px}
.seo-links-label{color:var(--muted);margin-right:2px}
.seo-links a{display:inline-flex;align-items:center;padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:rgba(255,255,255,.02);transition:color .18s,border-color .18s}
.seo-links a:hover{color:var(--ink);border-color:var(--line-strong)}
.suite-entry-more{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:12px;white-space:nowrap;padding-bottom:4px}
.suite-entry-more:hover{color:var(--ink)}
.suite-products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.suite-product{
  position:relative;overflow:hidden;display:grid;grid-template-columns:54px 1fr auto;gap:16px;align-items:center;
  min-height:116px;padding:20px 22px;border-radius:17px;border:1px solid var(--rule);
  background:linear-gradient(145deg,rgba(16,25,48,.78),rgba(8,13,28,.8));
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.suite-product:hover{transform:translateY(-3px);border-color:var(--rule-strong);background:linear-gradient(145deg,rgba(22,34,63,.9),rgba(9,15,31,.88))}
.suite-product.mouse{border-color:rgba(32,215,170,.2)}
.suite-product.mouse:hover{border-color:rgba(32,215,170,.42)}
.suite-product.reading{border-color:rgba(139,156,255,.22)}
.suite-product.reading:hover{border-color:rgba(139,156,255,.46)}
.suite-product-logo{
  width:54px;height:54px;display:grid;place-items:center;border-radius:15px;
  color:var(--cyan);background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.2);
  font:800 13px var(--font-mono);letter-spacing:.03em;
}
.suite-product.mouse .suite-product-logo{color:#20d7aa;background:rgba(32,215,170,.08);border-color:rgba(32,215,170,.22)}
.suite-product.reading .suite-product-logo{color:#b3bdff;background:rgba(139,156,255,.09);border-color:rgba(139,156,255,.24)}
.suite-product-main{min-width:0}
.suite-product-main h2{margin:0;font-size:17px}
.suite-product-main p{margin:6px 0 0;color:var(--muted);font-size:11.5px;line-height:1.65}
.suite-product-meta{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}
.suite-product-meta span{padding:3px 7px;border-radius:6px;color:#a9b9d6;background:rgba(126,160,255,.06);font-size:9.5px}
.suite-product-arrow{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;color:var(--muted);border:1px solid var(--rule-strong);transition:transform .2s ease,color .2s ease}
.suite-product:hover .suite-product-arrow{transform:translateX(3px);color:var(--ink)}
.suite-product-tag{position:absolute;right:20px;top:15px;padding:3px 8px;border-radius:99px;color:var(--ok);background:rgba(52,211,153,.08);font-size:9px}
.suite-product.mouse .suite-product-tag{color:#20d7aa;background:rgba(32,215,170,.08)}
.suite-product.reading .suite-product-tag{color:#b3bdff;background:rgba(139,156,255,.09)}
@media(max-width:1050px){
  .suite-products{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .suite-products{grid-template-columns:1fr}
  .suite-entry-head{align-items:flex-start;flex-direction:column}
  .suite-product{grid-template-columns:48px 1fr auto;padding:17px}
  .suite-product-logo{width:48px;height:48px}
}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:calc(var(--nav-h) + 74px) 0 100px;overflow:hidden}
.hero .wrap{max-width:1320px}
.hero-grid{display:grid;grid-template-columns:.84fr 1.16fr;gap:46px;align-items:center;width:100%}
.badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 16px;border-radius:999px;font-size:13px;color:var(--cyan);
  background:rgba(34,211,238,.07);border:1px solid rgba(34,211,238,.25);
  font-family:var(--font-mono);letter-spacing:.02em;
}
.badge i{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);animation:blink 2.2s ease infinite}
@keyframes blink{50%{opacity:.35}}
.hero h1{
  font-size:clamp(30px,3.4vw,46px);font-weight:900;line-height:1.18;
  letter-spacing:.01em;margin:22px 0 18px;
}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  }
.hero .lead{color:var(--muted);font-size:16px;max-width:520px;line-height:1.75}
.hero .lead b{color:var(--ink);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 20px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:13px}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta svg{flex:none}
.hero-meta b{color:var(--ink);font-weight:600}
/* 首页门面：五张主打能力小卡 */
.hero-pillars{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:16px}
.hero-pillars .pill{
  display:flex;flex-direction:column;gap:3px;padding:9px 10px;border-radius:11px;
  background:rgba(13,20,38,.55);border:1px solid var(--rule);font-size:11px;color:var(--muted);
  transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.hero-pillars .pill:hover{transform:translateY(-2px);border-color:var(--rule-strong);background:rgba(79,140,255,.11)}
.hero-pillars .pill svg{width:16px;height:16px;color:var(--cyan)}
.hero-pillars b{font-size:11.5px;color:var(--ink);font-weight:700;white-space:nowrap}
.hero-pillars small{font-size:9.5px;color:var(--muted);white-space:nowrap}

/* ---------- Hero 控制台 ---------- */
.console-wrap{position:relative;perspective:1400px;min-width:0;align-self:stretch;display:flex;align-items:center}
.console-wrap .orbit{
  position:absolute;inset:0;margin:auto;pointer-events:none;border-radius:50%;
  border:1px dashed rgba(126,160,255,.18);
}
.orbit.o1{width:118%;height:86%;top:-6%;left:-9%}
.orbit.o2{width:94%;height:118%;top:6%;left:3%}
.orbit .sat{position:absolute;top:-4px;left:50%;width:9px;height:9px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 14px var(--cyan)}
.console{
  position:relative;border-radius:18px;overflow:hidden;width:100%;height:auto;aspect-ratio:1.42/1;
  display:flex;flex-direction:column;
  background:linear-gradient(160deg,rgba(16,24,46,.92),rgba(8,12,26,.92));
  border:1px solid var(--rule-strong);
  box-shadow:0 16px 40px rgba(2,6,18,.75),0 0 0 1px rgba(10,16,34,.6),0 0 26px rgba(79,140,255,.1);
  transform:rotateY(-7deg) rotateX(3deg);
  transition:transform .6s cubic-bezier(.2,.7,.3,1);
  font-size:13px;
}
.console:hover{transform:rotateY(0) rotateX(0)}
.c-bar{display:flex;align-items:center;gap:8px;padding:13px 16px;border-bottom:1px solid var(--rule);
  background:rgba(126,160,255,.04)}
.c-bar .dot{width:11px;height:11px;border-radius:50%}
.c-bar .c-title{margin-left:10px;color:var(--muted);font-family:var(--font-mono);font-size:12px}
.c-live{margin-left:auto;display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);
  font-size:11px;color:var(--ok);padding:4px 10px;border:1px solid rgba(52,211,153,.3);border-radius:999px;background:rgba(52,211,153,.06)}
.c-live i{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);animation:blink 1.6s ease infinite}
.c-body{display:grid;grid-template-columns:150px 1fr;min-height:0;flex:1}
.c-side{border-right:1px solid var(--rule);padding:14px 0;background:rgba(4,8,18,.5)}
.c-side .brand{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--cyan);padding:2px 18px 12px}
.c-menu{display:flex;align-items:center;gap:9px;padding:9px 18px;color:var(--muted);font-size:12.5px;
  border:0;border-left:2px solid transparent;background:none;width:100%;text-align:left;cursor:pointer;
  font-family:inherit;transition:all .2s}
.c-menu svg{flex:none;opacity:.7}
.c-menu.on{color:var(--ink);border-left-color:var(--cyan);background:linear-gradient(90deg,rgba(34,211,238,.1),transparent)}
.c-menu.on svg{opacity:1;color:var(--cyan)}
.c-main{padding:14px;display:flex;flex-direction:column;gap:10px;flex:1;min-height:0}
.c-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.c-cell{background:rgba(126,160,255,.05);border:1px solid var(--rule);border-radius:10px;padding:9px 11px}
.c-cell b{display:block;font-size:17px;font-weight:800;font-family:var(--font-mono);letter-spacing:-.02em}
.c-cell:nth-child(1) b{color:var(--cyan)}
.c-cell:nth-child(2) b{color:var(--ok)}
.c-cell:nth-child(3) b{color:var(--accent)}
.c-cell:nth-child(4) b{color:var(--violet)}
.c-cell span{font-size:11px;color:var(--muted)}
.c-chart{background:rgba(126,160,255,.05);border:1px solid var(--rule);border-radius:10px;padding:9px 11px 10px;flex:1;display:flex;flex-direction:column;min-height:0}
.c-chart .c-chart-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--muted);margin-bottom:7px}
.c-chart .c-chart-head b{color:var(--ink);font-weight:600}
.bars{display:flex;align-items:flex-end;gap:9px;height:60px;flex:1;min-height:52px}
.bars i{
  flex:1;border-radius:4px 4px 2px 2px;height:var(--h);
  /* 用 transform 做生长动画：height 动画每帧都会触发布局，首屏会很卡 */
  transform:scaleY(0);transform-origin:bottom;
  background:linear-gradient(180deg,var(--cyan),var(--accent) 80%);
  box-shadow:0 0 12px rgba(34,211,238,.35);
  transition:transform 1.1s cubic-bezier(.2,.7,.3,1);
  transition-delay:calc(var(--i)*100ms);
  opacity:.92;
}
.bars.go i{transform:scaleY(1)}
.c-term{
  background:#050a16;border:1px solid var(--rule);border-radius:9px;padding:7px 10px;
  font-family:var(--font-mono);font-size:11px;color:#9fb6dd;display:flex;align-items:center;gap:9px;
  overflow:hidden;
}
.c-term .p{color:var(--ok);flex:none}
.type-text{color:var(--ink);white-space:nowrap;overflow:hidden;min-width:0;flex:1}
.type-text::after{content:"▍";color:var(--cyan);animation:blink 1s steps(1) infinite}
/* 打字效果用 clip-path 逐字揭开，不再每个字都改一次 DOM（避免持续排版） */
.type-text.typing{animation:typeReveal .8s steps(34,end) both}
@keyframes typeReveal{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
.type-text.fade{opacity:0;transition:opacity .3s ease}
.type-status{margin-left:auto;flex:none;font-size:11px;padding:3px 9px;border-radius:999px;
  color:var(--ok);border:1px solid rgba(52,211,153,.35);background:rgba(52,211,153,.08);opacity:0;transition:opacity .3s}
.type-status.show{opacity:1}
.type-status.err{color:var(--warn);border-color:rgba(254,188,46,.4);background:rgba(254,188,46,.08)}
.c-auth{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:11px;
  padding:6px 12px;border-radius:8px;border:1px solid var(--rule-strong);
  background:rgba(79,140,255,.07);color:var(--muted);
}
.chip svg{color:var(--ok)}
.chip b{color:var(--ink);font-weight:600}
/* 可切换的 Hero 模块面板 */
.c-panel{display:none;flex-direction:column;gap:9px;flex:1;min-height:0}
.c-panel.on{display:flex;animation:panelIn .35s ease both}
@keyframes panelIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.c-chart-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--muted);margin-bottom:2px}
.c-chart-head b{color:var(--ink);font-weight:600}
.c-row{display:flex;align-items:center;gap:9px;padding:7px 10px;border:1px solid var(--rule);
  border-radius:8px;background:rgba(126,160,255,.04);font-size:11px;min-height:32px}
.c-row code{font-family:var(--font-mono);font-size:10.5px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0}
.c-row .m{font-family:var(--font-mono);font-size:9px;font-weight:700;padding:2px 6px;border-radius:4px;flex:none}
.m.get{color:#34d399;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.28)}
.m.post{color:#7aa2ff;background:rgba(79,140,255,.12);border:1px solid rgba(79,140,255,.3)}
.m.ssh{color:#22d3ee;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.28)}
.tag{font-size:9px;padding:2px 7px;border-radius:999px;flex:none}
.tag.ok{color:#34d399;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.25)}
.c-table{width:100%;border-collapse:collapse;font-size:10.5px}
.c-table th{text-align:left;color:var(--muted);font-weight:500;padding:4px 6px;border-bottom:1px solid var(--rule)}
.c-table td{padding:5px 6px;border-bottom:1px solid rgba(126,160,255,.08);color:var(--ink)}
.c-table tr:nth-child(2) td{background:rgba(79,140,255,.07);transition:background .4s}
.dot-ok{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--ok);box-shadow:0 0 6px var(--ok)}
.warn{color:var(--warn);font-size:10px}
.c-sql{font-family:var(--font-mono);font-size:10px;color:#9fb6dd;background:#050a16;border:1px solid var(--rule);
  border-radius:8px;padding:7px 9px;display:flex;justify-content:space-between;gap:10px}
.c-sql span{color:var(--cyan);flex:none}
.ops-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.ops-card{background:rgba(126,160,255,.05);border:1px solid var(--rule);border-radius:9px;padding:7px 9px;min-width:0}
.ops-card span{font-size:9.5px;color:var(--muted)}
.ops-card b{display:block;font-family:var(--font-mono);font-size:15px;color:var(--cyan);line-height:1.3}
.spark{display:flex;align-items:flex-end;gap:3px;height:22px;margin-top:3px}
.spark i{flex:1;height:var(--h);border-radius:2px 2px 0 0;background:linear-gradient(180deg,var(--cyan),rgba(79,140,255,.35))}
.ops-line{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}
.ops-line b{color:var(--ok);font-family:var(--font-mono);font-size:10px}
.ops-line em{margin-left:auto;font-style:normal;color:var(--muted);font-size:10px}
.prog{height:6px;border-radius:999px;background:rgba(126,160,255,.1);overflow:hidden}
.prog i{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--accent));transition:width 1.1s cubic-bezier(.2,.7,.3,1)}
.prog i.go{width:var(--w)}
.sync-row{display:flex;justify-content:space-between;align-items:center;font-size:10.5px;color:var(--muted)}
.sync-row b{color:var(--cyan);font-family:var(--font-mono);font-size:10px}
.ops-log{font-size:10px;color:var(--ok);font-family:var(--font-mono)}
.c-log{display:flex;flex-direction:column;margin-top:2px;border-top:1px solid var(--rule)}
.c-log div{display:flex;align-items:center;gap:9px;padding:5px 2px;border-bottom:1px solid rgba(126,160,255,.08);
  font-size:10px;color:var(--muted)}
.c-log i{font-style:normal;font-family:var(--font-mono);color:rgba(147,165,198,.55);flex:none}
.c-log span{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.c-log b{color:var(--ok);font-family:var(--font-mono);font-size:9.5px;font-weight:600;flex:none}
.marc-lines{display:flex;flex-direction:column;gap:2px}
.marc-lines div{display:flex;gap:9px;font-family:var(--font-mono);font-size:10px;padding:3px 0;border-bottom:1px dashed rgba(126,160,255,.1);color:var(--ink);opacity:0;transform:translateY(4px);transition:opacity .35s,transform .35s}
.c-panel.on .marc-lines div{opacity:1;transform:none}
.marc-lines div:nth-child(2){transition-delay:.12s}
.marc-lines div:nth-child(3){transition-delay:.24s}
.marc-lines div:nth-child(4){transition-delay:.36s}
.marc-lines div:nth-child(5){transition-delay:.48s}
.marc-lines i{font-style:normal;color:var(--cyan);flex:none;width:24px}
.marc-lines span{color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.marc-stat{font-size:10.5px;color:var(--muted);margin-top:2px}
.marc-stat b{color:var(--ok);font-family:var(--font-mono)}
.c-note{flex:none;display:flex;align-items:center;gap:7px;padding:6px 14px;border-top:1px solid var(--rule);
  font-size:9.5px;color:rgba(147,165,198,.75);background:rgba(4,8,18,.4)}
.c-note i{width:5px;height:5px;border-radius:50%;background:var(--cyan);box-shadow:0 0 6px var(--cyan)}
.console-glow{
  position:absolute;left:8%;right:8%;bottom:-34px;height:60px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(79,140,255,.4),transparent 72%);
  filter:blur(26px);z-index:-1;
}

/* ---------- 数据库跑马灯 ---------- */
.db-strip{padding:56px 0 18px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);text-align:center;
  background:rgba(8,12,26,.45)}
.db-strip .strip-label{
  display:inline-flex;align-items:center;gap:12px;
  padding:8px 18px;border:1px solid var(--rule-strong);border-radius:999px;
  background:rgba(79,140,255,.06);
  font-family:var(--font-mono);font-size:15px;letter-spacing:.28em;
  color:var(--ink);text-transform:uppercase;margin-bottom:28px;
}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;gap:14px;width:max-content;animation:marquee 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}
.db-chip{
  display:inline-flex;align-items:center;gap:10px;padding:16px 32px;border-radius:14px;
  border:1px solid var(--rule);background:rgba(13,20,38,.6);
  font-family:var(--font-mono);font-size:16px;color:var(--muted);white-space:nowrap;
  transition:border-color .25s,color .25s,box-shadow .25s;
}
.db-chip:hover{color:var(--ink);border-color:var(--rule-strong);box-shadow:0 0 20px rgba(79,140,255,.12)}
.db-chip i{width:8px;height:8px;border-radius:2px;background:var(--grad);flex:none}

/* ---------- 架构数据流 ---------- */
.flow{display:flex;align-items:stretch;gap:0;margin-top:8px}
.flow-node{
  flex:1;border-radius:var(--radius);padding:30px 26px;text-align:center;
  background:var(--card);border:1px solid var(--rule);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.flow-node:hover{transform:translateY(-6px);border-color:var(--rule-strong);box-shadow:0 18px 50px rgba(2,6,18,.6)}
.flow-node .f-ico{
  width:58px;height:58px;margin:0 auto 16px;border-radius:15px;display:flex;align-items:center;justify-content:center;
  background:rgba(79,140,255,.1);border:1px solid var(--rule-strong);color:var(--cyan);
}
.flow-node h3{font-size:17px;margin-bottom:8px}
.flow-node p{font-size:13px;color:var(--muted);line-height:1.65}
.flow-node .f-tag{
  display:inline-block;margin-top:14px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;
  padding:4px 11px;border-radius:999px;border:1px solid var(--rule-strong);color:var(--cyan);
}
.flow-node.hub{
  background:linear-gradient(160deg,rgba(79,140,255,.13),rgba(168,85,247,.08));
  border-color:rgba(79,170,255,.4);
  box-shadow:0 0 46px rgba(79,140,255,.16),inset 0 0 30px rgba(79,140,255,.05);
}
.flow-node.hub .f-ico{background:var(--grad);border:none;color:#fff;box-shadow:0 0 26px var(--glow-blue)}
.flow-link{flex:none;width:96px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:7px;padding:0 6px}
.flow-line{position:relative;width:100%;height:2px;border-radius:2px;
  background:linear-gradient(90deg,rgba(34,211,238,.15),rgba(79,140,255,.55),rgba(168,85,247,.15));overflow:visible}
.flow-line::after{
  content:"";position:absolute;top:50%;left:0;width:9px;height:9px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 12px var(--cyan);
  transform:translate(-50%,-50%);animation:pulse-move 2.4s ease-in-out infinite;
}
/* 用 transform 位移，不再每帧改 left（那会触发整页重排） */
@keyframes pulse-move{
  0%{transform:translate(-50%,-50%) translateX(0);opacity:0}
  12%{opacity:1}
  88%{opacity:1}
  100%{transform:translate(-50%,-50%) translateX(75px);opacity:0}
}
.flow-link span{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;color:var(--muted)}
.flow-foot{
  margin-top:34px;text-align:center;font-family:var(--font-mono);font-size:12.5px;color:var(--muted);
}
.flow-foot b{color:var(--ok);font-weight:600}

/* ---------- 五大板块 ---------- */
.module-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.module-card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  padding:26px 22px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--rule);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
  overflow:hidden;
}
.module-card::after{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;border-radius:2px;
  background:var(--grad);opacity:0;transition:opacity .3s;
}
.module-card:hover{transform:translateY(-7px);border-color:var(--rule-strong);
  box-shadow:0 20px 48px rgba(2,6,18,.55),0 0 26px rgba(79,140,255,.1)}
.module-card:hover::after{opacity:1}
.module-card .m-ico{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(126,160,255,.09);border:1px solid var(--rule-strong);color:var(--cyan);
}
.module-card b{font-size:17px}
.module-card span{font-size:12.8px;color:var(--muted);line-height:1.7}
.module-card .m-go{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:var(--accent);font-weight:600;
}
.module-card .m-go svg{transition:transform .25s}
.module-card:hover .m-go svg{transform:translateX(4px)}

/* ---------- 六大功能 Bento ---------- */
.demo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
/* 大屏上演示区放宽：第一排四张卡片横向更舒展，标题和体验横幅保持原来的宽度 */
@media (min-width:1200px){
  #demos .wrap{max-width:1700px}
  #demos .live-cta{max-width:1180px;margin-left:auto;margin-right:auto}
}
.demo-card.span-2{grid-column:span 2}
.demo-card{
  position:relative;display:flex;flex-direction:column;
  padding:18px;border-radius:20px;
  background:var(--card);border:1px solid var(--rule);
  transition:transform .35s cubic-bezier(.2,.7,.3,1),border-color .35s,box-shadow .35s;
  overflow:hidden;
}
.demo-card:hover{transform:translateY(-8px);border-color:rgba(79,170,255,.45);
  box-shadow:0 26px 60px rgba(2,6,18,.65),0 0 34px rgba(79,140,255,.14)}
.demo-card .d-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.demo-card .d-ico{
  width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,rgba(34,211,238,.14),rgba(168,85,247,.1));
  border:1px solid var(--rule-strong);color:var(--cyan);
}
.demo-card .d-num{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:var(--muted);
  border:1px solid var(--rule);border-radius:999px;padding:4px 11px;
}
.demo-card h3{font-size:17px;margin-bottom:4px;letter-spacing:.3px}
.demo-card .demo-sub{font-size:12.5px;color:var(--cyan);margin-bottom:10px;font-weight:500}
/* 功能演示：高清截图/录屏封面 */
.demo-media{
  position:relative;margin:-2px 0 10px;border-radius:12px;overflow:hidden;
  border:1px solid var(--rule);background:#050a16;aspect-ratio:2.15/1;
}
.demo-media video,.demo-media img{width:100%;height:100%;object-fit:cover;display:block}
.demo-media video{position:absolute;inset:0;z-index:1}
.demo-media.has-video img{opacity:0}
.demo-media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 55%,rgba(4,8,18,.55));
}
/* 播放标识：提示这是一段可看的演示视频 */
.demo-media::before{
  content:"▶";position:absolute;z-index:2;left:10px;bottom:10px;
  width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(4,8,18,.62);border:1px solid var(--rule-strong);color:var(--cyan);
  font-size:11px;pointer-events:none;
}
.demo-list{list-style:none;display:flex;flex-direction:column;gap:5px;margin-bottom:10px}
.demo-list li{
  position:relative;padding-left:16px;font-size:12.2px;color:var(--muted);line-height:1.5;
}
/* 卡片保持方形观感：每张最多展示 3 条要点 */
.demo-list li:nth-child(n+4){display:none}
.demo-list li::before{
  content:"";position:absolute;left:2px;top:9px;width:7px;height:7px;border-radius:2px;
  background:var(--grad);transform:rotate(45deg);opacity:.85;
}
.demo-links{margin-top:auto;display:flex;flex-wrap:wrap;gap:9px}
.demo-play-link{
  display:inline-flex;align-items:center;gap:7px;cursor:pointer;
  padding:8px 15px;border-radius:9px;font-size:12.5px;font-weight:600;
  background:rgba(79,140,255,.1);border:1px solid var(--rule-strong);color:var(--accent);
  transition:all .25s;font-family:var(--font-sans);
}
.demo-play-link:hover{background:rgba(79,140,255,.2);color:#fff;box-shadow:0 0 18px rgba(79,140,255,.2)}

/* ---------- 在线体验 CTA ---------- */
.live-cta{
  position:relative;display:flex;align-items:center;gap:24px;overflow:hidden;
  margin-bottom:44px;padding:30px 34px;border-radius:20px;
  background:linear-gradient(120deg,rgba(34,211,238,.1),rgba(79,140,255,.12) 45%,rgba(168,85,247,.1));
  border:1px solid rgba(79,170,255,.35);
  transition:box-shadow .3s,transform .3s;
}
.live-cta:hover{transform:translateY(-3px);box-shadow:0 20px 50px rgba(2,6,18,.55),0 0 40px rgba(79,140,255,.15)}
.live-cta::before{
  content:"";position:absolute;top:-60%;left:-20%;width:60%;height:220%;
  background:radial-gradient(closest-side,rgba(34,211,238,.16),transparent);
  animation:sweep 7s ease-in-out infinite alternate;pointer-events:none;
}
@keyframes sweep{to{transform:translateX(220px)}}
.live-cta-ico{
  flex:none;width:62px;height:62px;border-radius:17px;display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:26px;box-shadow:0 0 30px var(--glow-blue);
}
.live-cta-txt b{display:block;font-size:18px;margin-bottom:5px}
.live-cta-txt span{font-size:13.5px;color:var(--muted)}
.live-cta-go{
  margin-left:auto;flex:none;display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15px;color:#fff;
  padding:13px 26px;border-radius:12px;background:rgba(126,160,255,.12);
  border:1px solid var(--rule-strong);transition:all .3s;white-space:nowrap;
}
.live-cta:hover .live-cta-go{background:var(--grad);border-color:transparent;box-shadow:0 0 26px var(--glow-blue)}

/* ---------- 下载 ---------- */
.dl-panel{
  position:relative;text-align:center;overflow:hidden;
  padding:74px 40px 70px;border-radius:26px;
  background:
    radial-gradient(600px 300px at 50% 0%,rgba(79,140,255,.16),transparent 70%),
    linear-gradient(170deg,rgba(16,24,46,.9),rgba(8,12,26,.92));
  border:1px solid var(--rule-strong);
  box-shadow:0 30px 80px rgba(2,6,18,.6),inset 0 1px 0 rgba(126,170,255,.18);
}
.dl-panel::before,.dl-panel::after{
  content:"";position:absolute;width:340px;height:340px;border-radius:50%;filter:blur(90px);pointer-events:none;
}
.dl-panel::before{left:-120px;bottom:-140px;background:rgba(34,211,238,.13)}
.dl-panel::after{right:-120px;top:-140px;background:rgba(168,85,247,.13)}
.dl-panel h2{font-size:clamp(26px,3.6vw,40px);font-weight:900;margin-bottom:14px;position:relative}
.dl-panel .dl-sub{color:var(--muted);font-size:15.5px;position:relative}
.dl-row{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;margin:36px 0 26px;position:relative}
.dl-note{font-family:var(--font-mono);font-size:12.5px;color:var(--muted);position:relative;word-break:break-all}
.dl-note code{
  background:rgba(126,160,255,.08);border:1px solid var(--rule);border-radius:7px;
  padding:4px 10px;color:var(--cyan);
}
.dl-chips{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:34px;position:relative}
.dl-chip{
  display:inline-flex;align-items:center;gap:9px;padding:10px 18px;border-radius:999px;
  border:1px solid var(--rule);background:rgba(13,20,38,.55);font-size:13px;color:var(--muted);
}
.dl-chip svg{color:var(--ok)}
.dl-chip b{color:var(--ink);font-weight:600}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq{
  border-radius:var(--radius);background:var(--card);border:1px solid var(--rule);
  overflow:hidden;transition:border-color .3s,box-shadow .3s;
}
.faq:hover{border-color:var(--rule-strong)}
.faq[open]{border-color:rgba(79,170,255,.4);box-shadow:0 12px 40px rgba(2,6,18,.5)}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:20px 24px;font-size:15.5px;font-weight:600;user-select:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq .f-plus{
  flex:none;margin-left:auto;width:26px;height:26px;border-radius:8px;position:relative;
  border:1px solid var(--rule-strong);transition:transform .3s,background .3s;
}
.faq .f-plus::before,.faq .f-plus::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--cyan);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .3s;
}
.faq .f-plus::before{width:12px;height:1.6px}
.faq .f-plus::after{width:1.6px;height:12px}
.faq[open] .f-plus{background:rgba(34,211,238,.12);transform:rotate(90deg)}
.faq[open] .f-plus::after{transform:translate(-50%,-50%) scaleY(0)}
.faq .f-q{color:var(--cyan);font-family:var(--font-mono);font-size:13px;flex:none}
.faq .f-a{padding:0 24px 22px 58px;color:var(--muted);font-size:14.2px;line-height:1.8}
.faq .f-a a{color:var(--accent);border-bottom:1px dashed rgba(79,140,255,.5);transition:color .2s}
.faq .f-a a:hover{color:var(--cyan)}

/* ---------- Footer ---------- */
footer{
  border-top:1px solid var(--rule);padding:38px 0 110px;
  background:linear-gradient(180deg,transparent,rgba(8,12,26,.8));
}
.foot-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:700}
.foot-inner span{font-size:13px;color:var(--muted)}
.foot-inner a{color:var(--muted);transition:color .2s}
.foot-inner a:hover{color:var(--cyan)}
.foot-links{display:flex;gap:22px;font-size:13px}

/* ---------- 联系悬浮球（猫） ---------- */
.cat-fab{
  position:fixed;left:24px;bottom:24px;z-index:90;width:74px;height:74px;cursor:pointer;
  border-radius:22px;background:rgba(8,12,26,.92);border:1px solid var(--rule-strong);
  box-shadow:0 14px 36px rgba(0,0,0,.55),0 0 34px rgba(79,140,255,.2);
  display:flex;align-items:center;justify-content:center;
  animation:catFloat 4.2s ease-in-out infinite;
  transition:box-shadow .25s ease;
}
.cat-fab:hover{box-shadow:0 18px 46px rgba(0,0,0,.6),0 0 52px rgba(79,140,255,.38)}
.cat-fab .cat-halo{
  position:absolute;inset:-10px;border-radius:50%;
  /* 常驻的旋转 + 模糊很吃性能（尤其滚动时），改成静态柔光 */
  background:radial-gradient(circle,rgba(79,140,255,.38),rgba(168,85,247,.18) 55%,transparent 72%);
  opacity:.65;
}
.cat-fab .cat-body-circle{
  position:absolute;inset:2px;border-radius:18px;
  background:radial-gradient(circle at 35% 30%,rgba(30,45,80,.9),rgba(7,11,24,.95));
  border:1px solid rgba(126,160,255,.18);
}
.cat-fab svg{position:relative;width:56px;height:56px;display:block}
.cat-fab .cat-paw{transform-origin:52px 46px;animation:pawWave 2.4s ease-in-out infinite}
.cat-fab .cat-tail2{transform-origin:18px 52px;animation:tailSway 3s ease-in-out infinite}
@keyframes catFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes pawWave{0%,100%{transform:rotate(0)}50%{transform:rotate(-16deg)}}
@keyframes tailSway{0%,100%{transform:rotate(-4deg)}50%{transform:rotate(10deg)}}
.cat-bubble{
  position:fixed;left:108px;bottom:44px;z-index:89;
  padding:10px 16px;border-radius:12px 12px 12px 3px;font-size:13px;color:var(--ink);
  background:rgba(13,20,38,.97);border:1px solid var(--rule-strong);
  box-shadow:0 10px 30px rgba(0,0,0,.4);opacity:0;transform:translateX(-8px);
  transition:opacity .35s ease,transform .35s ease;pointer-events:none;
}
.cat-bubble.show{opacity:1;transform:none}
.cat-bubble b{color:var(--cyan)}
.cat-panel{
  position:fixed;left:22px;bottom:100px;z-index:95;width:320px;max-width:calc(100vw - 44px);
  padding:24px;border-radius:18px;display:none;
  background:rgba(10,15,30,.985);border:1px solid var(--rule-strong);
  box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 40px rgba(79,140,255,.12);
}
.cat-panel.open{display:block;animation:pop .3s cubic-bezier(.2,.9,.3,1.2)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.96)}}
.cat-close{
  position:absolute;top:12px;right:14px;width:30px;height:30px;border-radius:8px;cursor:pointer;
  background:none;border:1px solid var(--rule);color:var(--muted);font-size:15px;
  transition:all .2s;
}
.cat-close:hover{color:var(--ink);border-color:var(--rule-strong)}
.cat-panel h4{font-size:17px;margin-bottom:6px}
.cat-panel .sub{font-size:12.5px;color:var(--muted);margin-bottom:16px;line-height:1.6}
.qr-tabs{display:flex;gap:8px;margin-bottom:12px}
.qr-tab{
  flex:1;text-align:center;padding:8px 0;border-radius:9px;cursor:pointer;font-size:12.5px;
  border:1px solid var(--rule);color:var(--muted);transition:all .25s;
}
.qr-tab.on{background:rgba(79,140,255,.14);border-color:var(--rule-strong);color:var(--ink);font-weight:600}
.qr-box{
  height:150px;border-radius:12px;border:1px dashed var(--rule-strong);
  display:flex;align-items:center;justify-content:center;margin-bottom:8px;
  background:
    repeating-linear-gradient(0deg,rgba(126,160,255,.1) 0 2px,transparent 2px 8px),
    repeating-linear-gradient(90deg,rgba(126,160,255,.1) 0 2px,transparent 2px 8px);
  background-color:rgba(126,160,255,.04);
  color:var(--muted);font-size:12.5px;text-align:center;line-height:1.7;
}
.qr-box img{width:100%;height:100%;object-fit:contain;border-radius:10px;background:#fff}
.qr-tip{font-size:12px;color:var(--cyan);text-align:center;margin-bottom:14px;font-family:var(--font-mono)}
.cat-field{margin-bottom:10px}
.cat-field input,.cat-field textarea{
  width:100%;padding:10px 13px;border-radius:10px;font-size:13px;color:var(--ink);
  background:rgba(4,8,18,.7);border:1px solid var(--rule);outline:none;resize:none;
  font-family:var(--font-sans);transition:border-color .25s,box-shadow .25s;
}
.cat-field input:focus,.cat-field textarea:focus{
  border-color:rgba(79,170,255,.55);box-shadow:0 0 0 3px rgba(79,140,255,.15);
}
.cat-field input::placeholder,.cat-field textarea::placeholder{color:rgba(147,165,198,.55)}
.cat-actions{display:flex;align-items:center;gap:12px;margin-top:14px}
.cat-msg{font-size:12px;color:var(--ok)}

/* ---------- 演示视频大屏弹层 ---------- */
.video-lightbox{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:24px}
.video-lightbox.open{display:flex}
.vl-backdrop{position:absolute;inset:0;background:rgba(2,5,12,.86)}
.vl-box{position:relative;width:min(1120px,100%);background:rgba(8,12,24,.98);border:1px solid var(--rule-strong);border-radius:18px;padding:14px;box-shadow:0 30px 90px rgba(0,0,0,.7)}
.vl-box video{width:100%;aspect-ratio:16/10;border-radius:12px;background:#000;display:block}
.vl-close{position:absolute;top:-14px;right:-14px;width:36px;height:36px;border-radius:50%;border:1px solid var(--rule-strong);background:rgba(13,20,38,.96);color:var(--ink);font-size:20px;line-height:1;cursor:pointer}
.vl-close:hover{background:rgba(79,140,255,.2)}
.vl-title{margin-top:10px;font-size:13px;color:var(--muted);text-align:center}
@media (max-width:600px){.video-lightbox{padding:12px}.vl-close{top:6px;right:6px}}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero .wrap{max-width:none}
  .console{aspect-ratio:auto;min-height:520px}
  .hero-grid{grid-template-columns:1fr;gap:64px}
  .console{transform:none}
  .module-grid{grid-template-columns:repeat(3,1fr)}
  .demo-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .orbit{display:none}
  .nav-links{
    position:fixed;top:var(--nav-h);left:0;right:0;flex-direction:column;gap:2px;
    max-height:calc(100vh - var(--nav-h));overflow-y:auto;
    background:rgba(5,8,17,.99);border-bottom:1px solid var(--rule);padding:14px 20px 20px;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 14px;font-size:15px}
  .nav-burger{display:flex}
  .nav{padding:0 18px}
  .nav-cta .btn{display:none}
  .flow{flex-direction:column;gap:0}
  .flow-link{width:auto;height:78px;flex-direction:row}
  .flow-line{width:2px;height:100%;
    background:linear-gradient(180deg,rgba(34,211,238,.15),rgba(79,140,255,.55),rgba(168,85,247,.15))}
  .flow-line::after{top:0;left:50%;animation:pulse-move-v 2.4s ease-in-out infinite}
  .module-grid{grid-template-columns:repeat(2,1fr)}
  .demo-grid{grid-template-columns:1fr}
  section{padding:72px 0}
  .c-stats{grid-template-columns:repeat(2,1fr)}
  .c-body{grid-template-columns:1fr}
  /* 手机端：侧栏变成横向标签，五个模块仍可点 */
  .c-side{display:flex;flex-direction:row;align-items:center;gap:2px;overflow-x:auto;padding:6px 8px;
    border-right:0;border-bottom:1px solid var(--rule);background:rgba(4,8,18,.55);scrollbar-width:none}
  .c-side::-webkit-scrollbar{display:none}
  .c-side .brand{display:none}
  .c-menu{width:auto;flex:none;padding:7px 10px;font-size:11px;white-space:nowrap;
    border-left:0;border-bottom:2px solid transparent}
  .c-menu.on{border-left-color:transparent;border-bottom-color:var(--cyan);background:rgba(34,211,238,.08)}
  .live-cta{flex-direction:column;text-align:center}
  .live-cta-go{margin-left:0}
}
@media (max-width:560px){
  .hero-pillars{grid-template-columns:repeat(2,1fr)}
  .module-grid{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  .hero-actions .btn{width:100%;justify-content:center}
  .dl-row .btn{width:100%;justify-content:center}
  .cat-bubble{display:none}
}
@keyframes pulse-move-v{
  0%{transform:translate(-50%,-50%) translateY(0);opacity:0}
  12%{opacity:1}
  88%{opacity:1}
  100%{transform:translate(-50%,-50%) translateY(69px);opacity:0}
}

/* 弱动效偏好 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  [data-reveal]{opacity:1;transform:none}
  .bars i{height:var(--h)}
}