/* ============================================================
   烨元 AI · 官网 v16 设计系统
   浅色 · 极简 · Apple 式排版 + AI Agent 场景化表达
   v16：在 v15 基础上增强视觉冲击力（光泽标题 / 数据流光点 /
        光标辉光 / 窗口视差倾斜 / 状态呼吸 / 数字滚动 / 进度条）
   ============================================================ */

:root{
  --bg:#FFFFFF;
  --bg2:#F5F6F8;
  --ink:#111318;
  --ink2:#666B75;
  --ink3:#9AA1AC;
  --line:#E7E9EE;
  --line2:#EFF1F4;
  --blue:#245BDB;
  --blue-deep:#1E4AB8;
  --blue-tint:#EAF1FF;
  --dark:#10141C;
  --dark2:#161C27;
  --dark3:#1C2331;
  --dark-ink:#F4F6FA;
  --dark-sub:#98A2B3;
  --dark-line:#242C3B;
  --green:#1E9E6A;
  --amber:#C77E1C;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:0 1px 2px rgba(16,20,28,.04),0 10px 30px rgba(16,20,28,.07);
  --shadow-lg:0 2px 4px rgba(16,20,28,.05),0 24px 60px rgba(16,20,28,.14);
  --ease:cubic-bezier(.16,1,.3,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","MiSans","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);color:var(--ink);
  font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer}
::selection{background:var(--blue-tint)}

.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.wrap-n{max-width:980px;margin:0 auto;padding:0 28px}

/* ---------- 通用文字 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.14em;
  color:var(--blue);text-transform:uppercase;margin-bottom:16px;
}
.eyebrow:before{content:"";width:18px;height:1.5px;background:var(--blue);border-radius:2px}
h1{font-size:clamp(32px,4.3vw,50px);line-height:1.22;font-weight:700;letter-spacing:-.02em;text-wrap:balance}
h2{font-size:clamp(26px,3.4vw,38px);line-height:1.25;font-weight:700;letter-spacing:-.015em;text-wrap:balance}
h3{font-size:20px;line-height:1.5;font-weight:650;letter-spacing:-.01em}
.lead{color:var(--ink2);font-size:17px;max-width:640px}
.lead b{color:var(--ink);font-weight:600}
.num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;font-size:15px;font-weight:600;
  border:1px solid transparent;transition:.2s var(--ease);white-space:nowrap;
}
.btn-p{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(36,91,219,.28)}
.btn-p:hover{background:var(--blue-deep);transform:translateY(-1px);box-shadow:0 10px 26px rgba(36,91,219,.34)}
.btn-g{border-color:var(--line);color:var(--ink);background:#fff}
.btn-g:hover{border-color:#C9CED8;background:var(--bg2)}
.btn-d{background:var(--blue);color:#fff}
.btn-d:hover{background:#3D6FE5}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn .ar{transition:transform .2s}
.btn:hover .ar{transform:translateX(3px)}

/* ---------- 导航 ---------- */
.site-head{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.82);
  -webkit-backdrop-filter:saturate(180%) blur(16px);backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s;
}
.site-head.scrolled{border-bottom-color:var(--line);box-shadow:0 1px 0 rgba(16,20,28,.02)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand img{width:34px;height:34px;border-radius:50%}
.brand-t{display:flex;flex-direction:column;line-height:1.2}
.brand-t b{font-size:17px;font-weight:700;letter-spacing:.02em}
.brand-t span{font-size:10.5px;letter-spacing:.24em;color:var(--ink3);font-weight:500}
.nav-links{display:flex;gap:30px;font-size:14.5px;color:var(--ink2);font-weight:500}
.nav-links a{padding:6px 0;position:relative;transition:color .2s}
.nav-links a:hover,.nav-links a.on{color:var(--ink)}
.nav-links a.on:after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--blue)}
.menu-btn{display:none;background:transparent;border:1px solid var(--line);color:var(--ink);width:42px;height:38px;border-radius:10px;font-size:17px;line-height:1}
@media(max-width:920px){
  .menu-btn{display:block}
  .nav-links{display:none}
  .nav-links.open{
    display:flex;flex-direction:column;gap:4px;
    position:fixed;top:66px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    padding:14px 24px 20px;box-shadow:0 20px 40px rgba(16,20,28,.08);
  }
  .nav-links.open a{display:block;padding:10px 0;font-size:16px;border-bottom:1px solid var(--line2)}
  .nav-links.open a:last-child{border-bottom:none}
  .nav-cta{display:none}
}

/* ---------- 区块 ---------- */
section{padding:88px 0}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.sec-head.center .eyebrow:before{display:none}
.sec-head p{color:var(--ink2);margin-top:14px;font-size:16px}
.sec-head p b{color:var(--ink);font-weight:600}
.bg2{background:var(--bg2)}

/* ---------- 动效 Token ---------- */
:root{
  --ease:cubic-bezier(.16,1,.3,1);
  --ease-soft:cubic-bezier(.4,0,.2,1);
  --t-fast:.22s;--t-mid:.45s;--t-slow:.8s;
}

/* ============================================================
   首屏 · 电影级数字工作空间（深色舞台）
   ============================================================ */
.hero.stage-hero{
  position:relative;overflow:hidden;
  background:#0A0E16;
  color:#E8ECF3;
  padding:130px 0 74px;
}
.hero.stage-hero .hero-pill{
  background:rgba(20,28,45,.6);border-color:rgba(120,160,255,.22);color:#AFC0DC;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.hero.stage-hero h1{color:#fff}
.hero.stage-hero .lead{color:#A8B3C4}
.hero.stage-hero .lead b{color:#fff}
.hero.stage-hero .hero-note{color:#7A8698}

/* --- 背景舞台 --- */
.stage{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.stage .glow{position:absolute;border-radius:50%}
.stage .g1{width:860px;height:860px;top:-340px;left:-180px;background:radial-gradient(circle,rgba(36,91,219,.30),rgba(36,91,219,.06) 45%,transparent 70%)}
.stage .g2{width:680px;height:680px;bottom:-280px;right:-150px;background:radial-gradient(circle,rgba(52,120,255,.20),transparent 66%)}
.stage .g3{width:440px;height:440px;top:36%;left:42%;background:radial-gradient(circle,rgba(64,140,255,.15),transparent 66%)}
.stage-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62}
.stage .artmask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,22,.70),rgba(10,14,22,.26) 44%,rgba(10,14,22,.82))}
@media(max-width:980px){.stage-art{opacity:.5}}
.stage-grid{
  position:absolute;left:-12%;right:-12%;bottom:-40px;height:300px;
  background-image:linear-gradient(rgba(120,160,255,.09) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(120,160,255,.09) 1px,transparent 1px);
  background-size:64px 64px;
  transform:perspective(620px) rotateX(62deg);
  transform-origin:bottom;
  -webkit-mask-image:linear-gradient(to top,#000 12%,transparent 86%);
  mask-image:linear-gradient(to top,#000 12%,transparent 86%);
}
.beam{
  position:absolute;top:-24%;width:130px;height:150%;
  background:linear-gradient(180deg,transparent,rgba(125,175,255,.13) 38%,rgba(125,175,255,.05) 68%,transparent);
  transform:skewX(-15deg);
  animation:beamDrift 11s ease-in-out infinite alternate;
}
.beam.bm1{left:16%;animation-duration:9s}
.beam.bm2{left:58%;animation-duration:13s;animation-delay:-4s;width:90px}
.beam.bm3{left:79%;animation-duration:11s;animation-delay:-7s;width:170px;opacity:.7}
@keyframes beamDrift{
  0%{transform:skewX(-15deg) translateY(-14px);opacity:.55}
  100%{transform:skewX(-11deg) translateY(14px);opacity:1}
}
.dots span{
  position:absolute;width:3px;height:3px;border-radius:50%;
  background:rgba(170,200,255,.55);
  animation:ptFloat 7s ease-in-out infinite;
}
@keyframes ptFloat{0%,100%{transform:translateY(0);opacity:.25}50%{transform:translateY(-14px);opacity:.8}}
.dataline{position:absolute;inset:0;width:100%;height:100%}
.dataline path{animation:dashRun 14s linear infinite}
@keyframes dashRun{to{stroke-dashoffset:-220}}
@media(max-width:980px){.dataline{display:none}}

/* --- 浮动工作窗口 --- */
.hero-visual{position:relative;height:540px}
.hwrap{position:absolute;will-change:transform}
.hwrap .ws{box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 0 1px rgba(120,160,255,.10)}
.hw-main{width:min(500px,94%);right:0;top:34px;z-index:3}
.hw-back{width:270px;left:0;top:0;z-index:2}
.hw-front{width:240px;right:18px;bottom:6px;z-index:4}
.hw-back .ws,.hw-front .ws{opacity:.94}
.ws.mini .ws-col{padding:14px}
.ws.mini .task{padding:9px 12px;margin-bottom:8px}
.ws.mini .task-name{font-size:12px}
.ws.mini .task-meta{font-size:10.5px}
@media(max-width:980px){
  .hero-visual{height:430px;margin-top:8px}
  .hw-main{width:100%;right:auto;left:0;top:0}
  .hw-back,.hw-front{display:none}
  .hero.stage-hero{padding:88px 0 60px}
}

/* --- 深色按钮 --- */
.btn-o{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.22);color:#fff}
.btn-o:hover{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.4)}
.btn-lg{padding:15px 30px;font-size:15.5px;border-radius:13px}

/* --- 任务叙事链 --- */
.nchain{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:60px;position:relative}
.nchain:before{
  content:"";position:absolute;top:21px;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(120,160,255,.28),rgba(120,160,255,.28),transparent);
}
.nchain li{position:relative;padding-top:60px;cursor:pointer;list-style:none}
.nchain .nchain-i{
  position:absolute;top:0;left:0;width:44px;height:44px;border-radius:13px;
  border:1px solid rgba(140,175,255,.28);background:rgba(18,26,42,.92);
  display:flex;align-items:center;justify-content:center;
  font-size:13.5px;font-weight:600;color:#8FA6CC;letter-spacing:.04em;
  transition:var(--t-mid) var(--ease);
}
.nchain li b{display:block;font-size:14px;color:#8FA0BC;font-weight:600;transition:color .3s}
.nchain li i{display:block;font-style:normal;font-size:12px;color:#5B6678;margin-top:3px;line-height:1.6}
.nchain li.on .nchain-i{
  border-color:rgba(96,152,255,.75);background:rgba(36,91,219,.4);color:#fff;
  box-shadow:0 0 0 4px rgba(36,91,219,.14),0 0 26px rgba(36,91,219,.4);
}
.nchain li.on b{color:#fff}
.nchain li:hover .nchain-i{border-color:rgba(96,152,255,.6);color:#DCE7FA}
@media(max-width:980px){
  .nchain{grid-template-columns:repeat(3,1fr);gap:26px 16px}
  .nchain:before{display:none}
}
@media(max-width:560px){
  .nchain{grid-template-columns:repeat(2,1fr)}
  .nchain li{padding-top:52px}
}

/* ============================================================
   AI 执行现场 · 任务叙事（节点 + 工作台）
   ============================================================ */
.band-dark{background:var(--dark);color:var(--dark-ink)}
.scene-stage{display:grid;grid-template-columns:290px 1fr;gap:36px;align-items:start}
.snodes{position:relative;display:flex;flex-direction:column;gap:8px}
.snodes li{list-style:none}
.snodes button{
  width:100%;display:flex;gap:14px;align-items:flex-start;text-align:left;
  background:transparent;border:1px solid transparent;border-radius:14px;
  padding:14px 16px;color:var(--dark-sub);transition:.25s var(--ease-soft);
}
.snodes button:hover{background:rgba(255,255,255,.03);color:var(--dark-ink)}
.snodes .sn{
  flex-shrink:0;width:32px;height:32px;border-radius:10px;
  border:1px solid var(--dark-line);background:var(--dark2);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:600;font-variant-numeric:tabular-nums;
  transition:.25s var(--ease);
}
.snodes b{display:block;font-size:14.5px;font-weight:600}
.snodes i{display:block;font-style:normal;font-size:12px;color:#6B7484;margin-top:3px;line-height:1.6}
.snodes button[aria-selected="true"]{
  background:linear-gradient(120deg,rgba(36,91,219,.20),rgba(36,91,219,.06));
  border-color:rgba(36,91,219,.5);color:#fff;
}
.snodes button[aria-selected="true"] .sn{
  border-color:rgba(96,152,255,.7);background:rgba(36,91,219,.45);color:#fff;
  box-shadow:0 0 18px rgba(36,91,219,.35);
}
.snodes button[aria-selected="true"] i{color:#93A2B8}
.spanels{position:relative;min-height:430px}
.spanel{display:none}
.spanel.on{display:block;animation:panelIn .45s var(--ease)}
@keyframes panelIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.prow{display:flex;gap:14px;padding:11px 0;border-bottom:1px solid var(--dark-line);font-size:13.5px}
.prow:last-of-type{border-bottom:none}
.prow .pk{flex-shrink:0;width:76px;color:var(--dark-sub)}
.prow .pv{color:var(--dark-ink)}
@media(max-width:860px){
  .scene-stage{grid-template-columns:1fr}
  .snodes{flex-direction:row;overflow-x:auto;padding-bottom:6px;scrollbar-width:thin}
  .snodes button{min-width:220px}
  .spanels{min-height:0;margin-top:8px}
}

/* ---------- 深色区内的浅色卡片 ---------- */
.band-dark .cmp-col{background:#161D2B;border:1px solid var(--dark-line)}
.band-dark .cmp-old .ct{color:#7A8698}
.band-dark .cmp-old li{color:#8B97A8;border-bottom:1px solid var(--dark-line)}
.band-dark .cmp-new{background:linear-gradient(150deg,rgba(36,91,219,.16),rgba(22,29,43,.9));border:1px solid rgba(36,91,219,.35)}
.band-dark .cmp-new li b{color:#fff}

/* ---------- 沉浸式 CTA ---------- */
.cta-band-immersive{
  background:linear-gradient(140deg,#141B29 0%,#0E1522 60%,#0B101B 100%);
  border:1px solid rgba(120,160,255,.14);
  border-radius:26px;padding:56px 58px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:44px;align-items:center;
  position:relative;overflow:hidden;
  box-shadow:0 40px 100px rgba(10,16,30,.5);
}
.cta-band-immersive:before{
  content:"";position:absolute;width:560px;height:560px;top:-260px;right:-140px;
  border-radius:50%;background:radial-gradient(circle,rgba(36,91,219,.28),transparent 66%);
  pointer-events:none;
}
.cta-band-immersive:after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(120,160,255,.4),transparent);
}
.cta-band-immersive h2{color:#fff}
.cta-band-immersive .cta-copy p{color:#9AA7BC;margin-top:16px;font-size:15px;max-width:520px}
.cta-band-immersive .btns{margin-top:28px}
.cta-qr{display:grid;grid-template-columns:1fr 1fr;gap:16px;position:relative;z-index:1}
.band-dark .qr-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;text-align:center}
.band-dark .qr-card img{width:118px;height:118px;margin:0 auto 10px;border-radius:10px}
.band-dark .qr-card .t{font-size:13.5px;font-weight:650;color:var(--ink)}
.band-dark .qr-card .s{font-size:11.5px;color:var(--ink3);margin-top:4px;line-height:1.6}
@media(max-width:860px){
  .cta-band-immersive{grid-template-columns:1fr;padding:40px 30px;gap:32px}
}

/* ---------- Hero（浅色 · 用于子页） ---------- */
.hero{padding:76px 0 84px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:500;color:var(--ink2);
  background:var(--bg2);border:1px solid var(--line);
  border-radius:999px;padding:6px 16px;margin-bottom:24px;
}
.hero-pill i{width:7px;height:7px;border-radius:50%;background:var(--green);flex-shrink:0}
.hero .lead{margin-top:22px;font-size:17.5px}
.hero-btns{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-note{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:30px;font-size:13.5px;color:var(--ink3)}
.hero-note span{display:inline-flex;align-items:center;gap:7px}
.hero-note svg{flex-shrink:0}
@media(max-width:980px){
  .hero{padding:48px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
}

/* ---------- AI 工作空间（深色演示面板） ---------- */
.ws{
  background:linear-gradient(160deg,var(--dark2),var(--dark));
  border:1px solid rgba(255,255,255,.07);
  border-radius:var(--r-lg);box-shadow:var(--shadow-lg);
  overflow:hidden;color:var(--dark-ink);
}
.ws-bar{
  display:flex;align-items:center;gap:10px;
  padding:13px 18px;border-bottom:1px solid var(--dark-line);
  font-size:12.5px;color:var(--dark-sub);
}
.ws-dots{display:flex;gap:6px}
.ws-dots i{width:10px;height:10px;border-radius:50%;background:#2C3444}
.ws-bar .t{font-weight:600;color:var(--dark-ink);letter-spacing:.02em}
.flag-demo{
  margin-left:auto;font-size:11px;color:#8FB4F5;
  border:1px solid rgba(143,180,245,.35);border-radius:999px;padding:2px 10px;
  letter-spacing:.06em;flex-shrink:0;
}
.ws-grid{display:grid;grid-template-columns:1.06fr 1fr;gap:0}
.ws-col{padding:18px}
.ws-col + .ws-col{border-left:1px solid var(--dark-line)}
.ws-h{font-size:11.5px;letter-spacing:.16em;color:var(--dark-sub);font-weight:600;margin-bottom:14px;text-transform:uppercase}
.task{
  background:var(--dark3);border:1px solid var(--dark-line);border-radius:12px;
  padding:12px 14px;margin-bottom:10px;transition:border-color .4s;
}
.task:last-child{margin-bottom:0}
.task-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.task-name{font-size:13.5px;font-weight:600}
.task-meta{font-size:11.5px;color:var(--dark-sub);margin-top:4px}
.task-bar{height:3px;background:#232B3A;border-radius:3px;margin-top:10px;overflow:hidden}
.task-bar i{display:block;height:100%;width:0;border-radius:3px;background:var(--blue);transition:width .9s var(--ease)}
.st{font-size:11px;font-weight:600;border-radius:999px;padding:2.5px 10px;letter-spacing:.03em;flex-shrink:0;white-space:nowrap}
.st-wait{color:#A7B0BF;background:#262E3D}
.st-run{color:#9FC0F8;background:rgba(36,91,219,.22)}
.st-done{color:#7FD8B0;background:rgba(30,158,106,.18)}
.st-human{color:#F0C07E;background:rgba(199,126,28,.18)}
.bub{max-width:92%;padding:10px 14px;border-radius:14px;font-size:13.5px;line-height:1.7;margin-bottom:10px;opacity:0;transform:translateY(8px);transition:.5s var(--ease)}
.bub.show{opacity:1;transform:none}
.bub-u{background:#2A3342;border-bottom-left-radius:4px;color:var(--dark-ink)}
.bub-a{background:rgba(36,91,219,.2);border:1px solid rgba(36,91,219,.3);border-bottom-right-radius:4px;margin-left:auto}
.bub-a .who{display:block;font-size:10.5px;color:#8FB4F5;letter-spacing:.08em;margin-bottom:3px;font-weight:600}
.ws-tip{font-size:11.5px;color:var(--dark-sub);border-top:1px dashed var(--dark-line);padding-top:10px;margin-top:4px;display:flex;gap:7px;align-items:flex-start}
.ws-tip svg{flex-shrink:0;margin-top:3px}
.ws-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  border-top:1px solid var(--dark-line);
}
.ws-stats div{padding:13px 18px;text-align:center}
.ws-stats div + div{border-left:1px solid var(--dark-line)}
.ws-stats b{display:block;font-size:19px;font-weight:700;font-variant-numeric:tabular-nums}
.ws-stats span{font-size:11px;color:var(--dark-sub)}
@media(max-width:640px){
  .ws-grid{grid-template-columns:1fr}
  .ws-col + .ws-col{border-left:none;border-top:1px solid var(--dark-line)}
  .ws-stats{grid-template-columns:1fr 1fr 1fr}
  .ws-stats b{font-size:16px}
}

/* ---------- 业务链路 ---------- */
.chain{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.chain li{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:9px 18px;font-size:14px;font-weight:550;color:var(--ink);
}
.chain li i{
  font-style:normal;font-size:11px;font-weight:700;color:var(--blue);
  background:var(--blue-tint);border-radius:6px;padding:1px 7px;
}
.chain .arr{color:var(--ink3);font-size:15px}

/* ---------- 深色场景带（Tabs） ---------- */
.band-dark{background:var(--dark);color:var(--dark-ink)}
.band-dark .eyebrow{color:#8FB4F5}
.band-dark .eyebrow:before{background:#8FB4F5}
.band-dark h2{color:#fff}
.band-dark .sec-head p{color:var(--dark-sub)}
.band-dark .sec-head p b{color:var(--dark-ink)}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.tab-btn{
  background:var(--dark2);border:1px solid var(--dark-line);color:var(--dark-sub);
  border-radius:11px;padding:10px 20px;font-size:14px;font-weight:550;transition:.2s;
}
.tab-btn:hover{color:var(--dark-ink);border-color:#33405A}
.tab-btn[aria-selected="true"]{background:rgba(36,91,219,.18);border-color:rgba(36,91,219,.55);color:#BAD2FA}
.tabpanel{display:none}
.tabpanel.on{display:block;animation:fadeUp .5s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.panel-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:start}
.panel-note{font-size:13.5px;color:var(--dark-sub);line-height:1.85}
.panel-note b{color:var(--dark-ink);font-weight:600}
.panel-note .pt{font-size:15px;color:var(--dark-ink);font-weight:650;margin-bottom:10px}
.panel-note ul{margin-top:12px}
.panel-note li{padding:7px 0 7px 24px;position:relative;border-bottom:1px solid var(--dark-line)}
.panel-note li:last-child{border-bottom:none}
.panel-note li:before{content:"";position:absolute;left:2px;top:16px;width:6px;height:6px;border-radius:50%;background:var(--blue)}
@media(max-width:860px){.panel-grid{grid-template-columns:1fr}}

/* ---------- 六项能力 ---------- */
.cap-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line)}
.cap{padding:38px 40px 38px 0;border-bottom:1px solid var(--line)}
.cap:nth-child(odd){border-right:1px solid var(--line);padding-right:44px}
.cap:nth-child(even){padding-left:44px}
.cap .no{font-size:13px;font-weight:700;color:var(--blue);letter-spacing:.1em;margin-bottom:12px}
.cap h3{margin-bottom:10px}
.cap .val{color:var(--ink2);font-size:15px}
.cap .flow{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.cap .flow span{font-size:12.5px;color:var(--ink2);background:var(--bg2);border:1px solid var(--line);border-radius:8px;padding:4px 11px}
.cap .flow em{font-style:normal;color:var(--ink3);align-self:center}
.cap .bound{margin-top:16px;font-size:13px;color:var(--ink3);display:flex;gap:8px;line-height:1.7}
.cap .bound b{color:var(--ink2);font-weight:600;flex-shrink:0}
.cap .more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:14px;font-weight:600;color:var(--blue)}
.cap .more:hover{color:var(--blue-deep)}
@media(max-width:860px){
  .cap-grid{grid-template-columns:1fr}
  .cap{padding:30px 0!important;border-right:none!important}
}

/* ---------- 行业方案 ---------- */
.ind-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.ind{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;transition:.25s var(--ease)}
.ind:hover{border-color:#C9D6F2;box-shadow:var(--shadow);transform:translateY(-3px)}
.ind .ic{
  width:44px;height:44px;border-radius:12px;background:var(--blue-tint);
  display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:18px;
}
.ind h3{margin-bottom:8px}
.ind .sub{color:var(--ink2);font-size:14.5px;margin-bottom:18px}
.ind .q{background:var(--bg2);border:1px solid var(--line2);border-radius:12px;padding:12px 16px;font-size:13.5px;color:var(--ink2);margin-bottom:8px;position:relative}
.ind .q:before{content:"“";position:absolute;left:12px;top:2px;color:var(--ink3);font-size:20px;font-family:Georgia,serif}
.ind .q span{display:block;padding-left:14px}
.ind .todo{margin-top:16px;border-top:1px dashed var(--line);padding-top:14px}
.ind .todo li{font-size:13.5px;color:var(--ink2);padding:5px 0 5px 22px;position:relative}
.ind .todo li:before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:700}
.ind .man{margin-top:12px;font-size:12.5px;color:var(--ink3)}
.ind .man b{color:var(--ink2);font-weight:600}
.ind-link{display:inline-flex;gap:6px;align-items:center;margin-top:18px;font-size:14px;font-weight:600;color:var(--blue)}
@media(max-width:860px){.ind-grid{grid-template-columns:1fr}}

.fit-strip{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:26px}
.fit{border-radius:var(--r-lg);padding:28px 30px}
.fit-b{background:var(--bg2);border:1px solid var(--line)}
.fit-w{background:#FBF7EF;border:1px solid #EBDFC8}
.fit .ft{font-size:12px;font-weight:700;letter-spacing:.14em;margin-bottom:12px}
.fit-b .ft{color:var(--blue)}
.fit-w .ft{color:var(--amber)}
.fit .tags{display:flex;flex-wrap:wrap;gap:9px}
.fit .tags span{font-size:13.5px;border:1px solid var(--line);border-radius:999px;padding:6px 15px;background:#fff;color:var(--ink2)}
.fit p{font-size:13.5px;color:var(--ink2);margin-top:14px}
.fit p b{color:var(--ink)}
@media(max-width:860px){.fit-strip{grid-template-columns:1fr}}

/* ---------- 对比 ---------- */
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cmp-col{border-radius:var(--r-lg);padding:32px}
.cmp-old{background:var(--bg2);border:1px solid var(--line)}
.cmp-new{background:linear-gradient(160deg,var(--dark2),var(--dark));color:var(--dark-ink);border:1px solid var(--dark-line)}
.cmp-col .ct{font-size:13px;font-weight:700;letter-spacing:.12em;margin-bottom:20px}
.cmp-old .ct{color:var(--ink3)}
.cmp-new .ct{color:#8FB4F5}
.cmp-col li{display:flex;gap:12px;padding:11px 0;font-size:14.5px;align-items:flex-start}
.cmp-old li{color:var(--ink2);border-bottom:1px solid var(--line2)}
.cmp-new li{color:#C9D3E2;border-bottom:1px solid var(--dark-line)}
.cmp-col li:last-child{border-bottom:none}
.cmp-col li svg{flex-shrink:0;margin-top:5px}
.cmp-new li b{color:#fff;font-weight:600}
@media(max-width:860px){.cmp{grid-template-columns:1fr}}

/* ---------- 流程时间线 ---------- */
.tl{position:relative;max-width:780px}
.tl:before{content:"";position:absolute;left:17px;top:8px;bottom:8px;width:2px;background:var(--line)}
.tl li{position:relative;padding:0 0 34px 56px}
.tl li:last-child{padding-bottom:0}
.tl .n{
  position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;
  background:#fff;border:1.5px solid var(--blue);color:var(--blue);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.tl h3{font-size:18px;margin-bottom:6px}
.tl p{color:var(--ink2);font-size:14.5px}
.tl .out{display:inline-block;margin-top:8px;font-size:12.5px;color:var(--blue);background:var(--blue-tint);border-radius:8px;padding:4px 12px}
.cycle{
  margin-top:40px;background:var(--blue-tint);border:1px solid #D4E2FB;border-radius:var(--r-lg);
  padding:26px 30px;display:flex;align-items:center;gap:22px;flex-wrap:wrap;
}
.cycle .big{font-size:22px;font-weight:700;color:var(--blue);white-space:nowrap}
.cycle p{color:var(--ink2);font-size:14.5px;flex:1;min-width:240px}

/* ---------- 验收标准 ---------- */
.crit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.crit{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px}
.crit .cn{font-size:12px;font-weight:700;color:var(--blue);letter-spacing:.12em;margin-bottom:12px}
.crit h3{font-size:17px;margin-bottom:8px}
.crit .std{font-size:26px;font-weight:750;color:var(--blue);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.crit p{font-size:13.5px;color:var(--ink2);margin-top:8px}
@media(max-width:960px){.crit-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.crit-grid{grid-template-columns:1fr}}
.refund{
  margin-top:26px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--blue);
  border-radius:var(--r-md);padding:24px 28px;
}
.refund h3{font-size:16.5px;margin-bottom:8px}
.refund p{font-size:14px;color:var(--ink2)}
.refund p b{color:var(--ink)}

/* ---------- 价格 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 30px;display:flex;flex-direction:column;transition:.25s var(--ease);
}
.price-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.price-card.hot{border:1.5px solid var(--blue);box-shadow:0 14px 40px rgba(36,91,219,.12);position:relative}
.price-card.hot:before{
  content:"推荐配置";position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:var(--blue);color:#fff;font-size:12px;font-weight:600;
  border-radius:999px;padding:3px 15px;letter-spacing:.05em;
}
.price-card .seats{font-size:13.5px;color:var(--ink2);font-weight:550;margin-bottom:14px}
.price-card .p{font-size:38px;font-weight:750;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.price-card .p small{font-size:14px;font-weight:500;color:var(--ink3);letter-spacing:0}
.price-card ul{margin-top:20px;flex:1}
.price-card li{font-size:14px;color:var(--ink2);padding:7px 0 7px 24px;position:relative}
.price-card li:before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:700}
.price-card .btn{margin-top:22px}
.price-struct{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin-top:26px}
.pst{background:var(--bg2);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 24px}
.pst h4{font-size:15px;margin-bottom:6px}
.pst b{display:block;font-size:19px;font-weight:700;color:var(--blue);font-variant-numeric:tabular-nums}
.pst span{font-size:13px;color:var(--ink2)}
.price-note{margin-top:22px;font-size:13.5px;color:var(--ink3);line-height:1.8}
.price-note b{color:var(--ink2)}
@media(max-width:960px){.price-grid{grid-template-columns:1fr}.price-card.hot:before{left:28px;transform:none}.price-struct{grid-template-columns:1fr}}

/* ---------- 表格 ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff}
table.tbl{width:100%;border-collapse:collapse;min-width:560px}
.tbl th{
  text-align:left;font-size:12.5px;letter-spacing:.08em;color:var(--ink3);font-weight:600;
  padding:15px 22px;border-bottom:1px solid var(--line);background:var(--bg2);white-space:nowrap;
}
.tbl td{padding:15px 22px;border-bottom:1px solid var(--line2);font-size:14.5px;vertical-align:top}
.tbl tr:last-child td{border-bottom:none}
.tbl td:first-child{font-weight:600;white-space:nowrap}
.tbl .yes{color:var(--green);font-weight:600}
.tbl .no{color:var(--ink3)}
.tbl .part{color:var(--amber);font-weight:550}

/* ---------- 硬件与限制 ---------- */
.hw-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.hw{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px}
.hw h3{margin-bottom:16px;display:flex;align-items:center;gap:10px}
.hw li{font-size:14.5px;color:var(--ink2);padding:9px 0 9px 24px;position:relative;border-bottom:1px solid var(--line2)}
.hw li:last-child{border-bottom:none}
.hw li:before{content:"";position:absolute;left:4px;top:19px;width:7px;height:7px;border-radius:2px;background:var(--blue-tint);border:1.5px solid var(--blue)}
.hw li b{color:var(--ink);font-weight:600}
@media(max-width:860px){.hw-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:22px 4px;font-size:16.5px;font-weight:600;cursor:pointer;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm{
  width:26px;height:26px;border-radius:50%;background:var(--bg2);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--ink2);
  flex-shrink:0;transition:.25s;font-weight:400;
}
.faq details[open] summary .pm{transform:rotate(45deg);background:var(--blue);border-color:var(--blue);color:#fff}
.faq .a{padding:0 44px 24px 4px;color:var(--ink2);font-size:15px}
.faq .a b{color:var(--ink)}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:26px;align-items:start}
.cinfo{background:var(--bg2);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px}
.cinfo h3{margin-bottom:20px}
.cinfo .row{display:flex;gap:14px;padding:13px 0;border-bottom:1px solid var(--line2);font-size:15px;align-items:flex-start}
.cinfo .row:last-of-type{border-bottom:none}
.cinfo .k{font-size:12.5px;color:var(--ink3);font-weight:600;letter-spacing:.1em;width:52px;flex-shrink:0;padding-top:3px}
.cinfo .v{color:var(--ink2)}
.cinfo .v a{color:var(--blue);font-weight:600}
.cinfo .v a:hover{text-decoration:underline}
.cinfo .v b{color:var(--ink);font-weight:600}
.qr-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.qr-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:18px;text-align:center}
.qr-card img{width:132px;height:132px;margin:0 auto 10px;border-radius:10px}
.qr-card .t{font-size:14.5px;font-weight:650}
.qr-card .s{font-size:12px;color:var(--ink3);margin-top:4px;line-height:1.6}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;box-shadow:var(--shadow)}
.form-card h3{margin-bottom:6px}
.form-card .fs{color:var(--ink2);font-size:14px;margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px}
.field label i{font-style:normal;color:var(--ink3);font-weight:400;font-size:12.5px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;background:var(--bg2);
  padding:12px 14px;font-size:15px;font-family:inherit;color:var(--ink);transition:.2s;outline:none;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(36,91,219,.12)}
.field textarea{resize:vertical;min-height:96px}
.field .err{display:none;font-size:12.5px;color:#C2410C;margin-top:5px}
.field.bad input,.field.bad textarea{border-color:#E0704A}
.field.bad .err{display:block}
.form-note{
  display:none;margin-top:16px;font-size:13.5px;line-height:1.8;
  border-radius:10px;padding:13px 16px;
}
.form-note.show{display:block}
.form-note.warn{background:#FDF6EC;border:1px solid #F0DFC4;color:#8A6116}
.form-note.ok{background:#EFFAF4;border:1px solid #CBEAD9;color:#186A46}
.privacy{font-size:12px;color:var(--ink3);margin-top:14px;line-height:1.7}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr}}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:linear-gradient(150deg,var(--dark2),var(--dark));color:var(--dark-ink);
  border-radius:24px;padding:52px 54px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,32px)}
.cta-band p{color:var(--dark-sub);margin-top:10px;font-size:15px;max-width:520px}
.cta-band .btns{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:720px){.cta-band{padding:38px 30px}}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--dark);color:var(--dark-sub);padding:64px 0 34px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid var(--dark-line)}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.foot-brand img{width:30px;height:30px;border-radius:50%}
.foot-brand b{color:#fff;font-size:16px}
.site-foot .desc{font-size:13.5px;line-height:1.85;max-width:300px}
.foot-col .ft{color:#fff;font-weight:600;font-size:14px;margin-bottom:14px;letter-spacing:.04em}
.foot-col li{margin-bottom:9px}
.foot-col a{color:var(--dark-sub);transition:color .2s}
.foot-col a:hover{color:#fff}
.foot-base{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:24px;font-size:12.5px;color:#6B7484}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* ---------- 404 ---------- */
.nf{min-height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:60px 28px}
.nf .code{font-size:88px;font-weight:800;color:var(--blue);letter-spacing:-.03em;line-height:1}
.nf p{color:var(--ink2);margin:18px 0 28px}

/* ---------- 动效 ---------- */
.hero .hero-pill,.hero h1,.hero .lead,.hero-btns,.hero-note{animation:up .9s var(--ease) both}
.hero h1{animation-delay:.08s}
.hero .lead{animation-delay:.16s}
.hero-btns{animation-delay:.26s}
.hero-note{animation-delay:.36s}
@keyframes up{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
.js .reveal[data-d="1"]{transition-delay:.07s}
.js .reveal[data-d="2"]{transition-delay:.14s}
.js .reveal[data-d="3"]{transition-delay:.21s}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  .hero .hero-pill,.hero h1,.hero .lead,.hero-btns,.hero-note{animation:none}
  .bub{opacity:1;transform:none;transition:none}
  .task-bar i{transition:none}
  .tabpanel.on{animation:none}
}
@media(max-width:560px){
  section{padding:64px 0}
  .wrap,.wrap-n{padding:0 20px}
  .cap{padding:28px 0!important}
  .hero h1 br{display:none}
}

/* ============================================================
   v17 · 总分结构 / 模块导航 / 首屏渐隐
   ============================================================ */

/* --- 架构图 / 流程图容器 --- */
.diagram{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 26px 16px;box-shadow:var(--shadow);overflow-x:auto;
}
.diagram svg{width:100%;min-width:760px;height:auto;display:block}
.diagram-cap{font-size:12px;color:var(--ink3);text-align:center;margin-top:10px}

/* --- 模块内子页入口 --- */
.sec-more{margin-top:36px}
.sec-more .ar{transition:transform .2s}
.sec-more a:hover .ar{transform:translateX(4px)}

/* --- 部署流程 · 概览步骤条 --- */
.steps-mini{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  margin-bottom:8px;
}
.steps-mini li{
  display:inline-flex;align-items:center;gap:9px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:10px 20px 10px 10px;font-size:14.5px;font-weight:600;
  transition:.25s var(--ease);
}
.steps-mini li:hover{border-color:#C9D6F2;box-shadow:var(--shadow);transform:translateY(-2px)}
.steps-mini .num{
  width:28px;height:28px;border-radius:50%;background:var(--blue-tint);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:700;
}
.steps-mini li:after{content:"→";color:var(--ink3);margin-left:6px;font-weight:400}
.steps-mini li:last-child:after{content:""}

/* --- 平台能力概念条 --- */
.plat-chips{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.plat-chips .pl{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;transition:.25s var(--ease);
}
.plat-chips .pl:hover{border-color:#C9D6F2;box-shadow:var(--shadow);transform:translateY(-2px)}
.plat-chips .pl b{display:block;font-size:15.5px;margin-bottom:5px}
.plat-chips .pl span{font-size:13px;color:var(--ink2);line-height:1.65}
@media(max-width:860px){.plat-chips{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.plat-chips{grid-template-columns:1fr}}

/* --- 首屏工作台：滚动渐隐（JS 驱动，此处定义过渡） --- */
.hero-visual{transition:opacity .18s linear;will-change:opacity}

/* --- 侧边模块导航（桌面端） --- */
.dotnav{
  position:fixed;right:26px;top:50%;transform:translateY(-50%);
  z-index:70;display:none;flex-direction:column;gap:14px;
}
@media(min-width:1200px){.dotnav{display:flex}}
.dotnav a{
  display:flex;align-items:center;gap:10px;flex-direction:row-reverse;
  padding:2px 0;
}
.dotnav i{
  width:8px;height:8px;border-radius:50%;flex-shrink:0;
  background:#C3CAD4;transition:.25s var(--ease);
}
.dotnav .dt{
  font-size:12px;color:var(--ink2);font-weight:550;
  background:rgba(255,255,255,.92);border:1px solid var(--line);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-radius:8px;padding:3px 10px;
  opacity:0;transform:translateX(6px);transition:.22s var(--ease);
  pointer-events:none;white-space:nowrap;box-shadow:var(--shadow);
}
.dotnav a:hover .dt,.dotnav a.on .dt{opacity:1;transform:none}
.dotnav a.on i{background:var(--blue);box-shadow:0 0 0 4px rgba(36,91,219,.16);transform:scale(1.25)}
.dotnav a.on .dt{color:var(--blue);border-color:#C9D6F2;font-weight:600}
/* 深色区块内导航点反色 */
.dotnav.on-dark i{background:#4A5568}
.dotnav.on-dark a.on i{background:#6FA0FF;box-shadow:0 0 0 4px rgba(96,152,255,.2)}

/* --- 顶部滚动进度条 --- */
.scrollbar-top{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:120;
  background:linear-gradient(90deg,var(--blue),#5B90FF);
  box-shadow:0 0 10px rgba(36,91,219,.55);
  transition:width .12s linear;
}

/* --- 首屏标题光泽扫过（品牌记忆点） --- */
.hero h1 .shine{
  background:linear-gradient(105deg,#fff 22%,#9CC0FF 40%,#fff 52%,#6FA0FF 66%,#fff 84%);
  background-size:240% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shineMove 7s var(--ease-soft) infinite;
}
@keyframes shineMove{0%,12%{background-position:0% 0}55%,100%{background-position:100% 0}}

/* --- 光标跟随辉光（仅首屏舞台，桌面端） --- */
.stage .cglow{
  position:absolute;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(70,135,255,.17),rgba(70,135,255,.05) 42%,transparent 64%);
  transform:translate(-50%,-50%);opacity:0;transition:opacity .5s;
  pointer-events:none;left:50%;top:40%;
}

/* --- 工作窗口视差倾斜 --- */
.hero-visual{perspective:1200px}
.hwrap .ws{transition:transform .45s var(--ease)}

/* --- 数据线流动光点（SVG animateMotion，reduced-motion 隐藏） --- */
.dots-anim circle{will-change:transform}

/* --- 叙事链：连接线流光扫过 --- */
.nchain:after{
  content:"";position:absolute;top:20.5px;left:8%;width:12%;height:1.5px;
  background:linear-gradient(90deg,transparent,#7FA8FF,transparent);
  opacity:0;animation:chainSweep 5.5s ease-in-out infinite;pointer-events:none;
}
@keyframes chainSweep{
  0%{transform:translateX(0);opacity:0}
  12%{opacity:.9}
  60%{transform:translateX(560%);opacity:.9}
  75%,100%{transform:translateX(560%);opacity:0}
}
/* 叙事节点点亮脉冲 */
.nchain li.on .nchain-i{animation:nPulse 2.8s ease-out infinite}
@keyframes nPulse{
  0%{box-shadow:0 0 0 0 rgba(96,152,255,.4),0 0 26px rgba(36,91,219,.4)}
  70%{box-shadow:0 0 0 10px rgba(96,152,255,0),0 0 26px rgba(36,91,219,.4)}
  100%{box-shadow:0 0 0 0 rgba(96,152,255,0),0 0 26px rgba(36,91,219,.4)}
}

/* --- 执行现场：当前节点呼吸光环 --- */
.snodes button[aria-selected="true"] .sn{animation:snPulse 2.4s ease-out infinite}
@keyframes snPulse{
  0%{box-shadow:0 0 0 0 rgba(96,152,255,.45)}
  70%{box-shadow:0 0 0 9px rgba(96,152,255,0)}
  100%{box-shadow:0 0 0 0 rgba(96,152,255,0)}
}

/* --- 「处理中」状态呼吸 --- */
.st-run{animation:stPulse 2.6s ease-in-out infinite}
@keyframes stPulse{
  0%,100%{box-shadow:0 0 0 0 rgba(36,91,219,.4)}
  50%{box-shadow:0 0 0 5px rgba(36,91,219,0)}
}

/* --- 任务进度条流光 --- */
.task-bar i{position:relative;overflow:hidden}
.task-bar i:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);
  transform:translateX(-110%);animation:barSweep 2.8s var(--ease-soft) infinite;
}
@keyframes barSweep{55%,100%{transform:translateX(110%)}}

/* --- 面板切换时的整体浮动层次 --- */
.spanel.on .ws{animation:panelIn .45s var(--ease),panelGlow 2.2s var(--ease)}
@keyframes panelGlow{
  0%{box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 0 1px rgba(120,160,255,.1),0 0 0 rgba(36,91,219,0)}
  35%{box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 0 1px rgba(120,160,255,.1),0 0 44px rgba(36,91,219,.28)}
  100%{box-shadow:0 30px 80px rgba(0,0,0,.55),0 0 0 1px rgba(120,160,255,.1),0 0 0 rgba(36,91,219,0)}
}

/* --- 验收标准数字：滚动计数强调 --- */
.crit .std{display:inline-block}
.crit.counted .std{animation:stdPop .5s var(--ease)}
@keyframes stdPop{0%{transform:scale(.86);opacity:.4}60%{transform:scale(1.05)}100%{transform:scale(1);opacity:1}}

/* --- 行业卡片 hover：光边 --- */
.ind{position:relative}
.ind:hover{border-color:#A8C2F0;box-shadow:0 14px 44px rgba(36,91,219,.10),0 0 0 1px rgba(36,91,219,.08)}

/* --- CTA 沉浸区：缓慢呼吸光晕 --- */
.cta-band-immersive:before{animation:ctaBreath 9s ease-in-out infinite alternate}
@keyframes ctaBreath{
  0%{transform:translateY(0) scale(1);opacity:.75}
  100%{transform:translateY(26px) scale(1.08);opacity:1}
}

/* --- reduced-motion：全部降级为静态可用 --- */
@media (prefers-reduced-motion:reduce){
  .scrollbar-top{display:none}
  .hero h1 .shine{animation:none;background:none;color:#fff;-webkit-background-clip:initial;background-clip:initial}
  .dots-anim{display:none}
  .stage .cglow{display:none}
  .nchain:after{display:none}
  .nchain li.on .nchain-i,.snodes button[aria-selected="true"] .sn,.st-run{animation:none}
  .task-bar i:after{display:none}
  .spanel.on .ws{animation:panelIn .01s}
  .cta-band-immersive:before{animation:none}
}