/* ============================================================
   SoduWork — “标准图纸 / The Standards Sheet”
   白纸 · 蓝图蓝 · 审签红。红=人的判断，蓝=AI 执行。
   Institute shell (header/footer) stays in styles.css.
   ============================================================ */
:root{
  --paper:#f5f7fb;
  --paper-2:#edf1f8;
  --sheet:#ffffff;
  --ink:#0b1322;
  --ink-2:#3f4c69;
  --ink-3:#68758f;
  --blue:#1d4ed8;
  --cyan:#0891b2;
  --violet:#7c3aed;
  --seal:#d92d20;
  --mint:#0d9488;
  --line:rgba(30,58,120,.16);
  --line-soft:rgba(30,58,120,.085);
  --grid:rgba(37,99,235,.07);
  --grad:linear-gradient(100deg,#0891b2 0%,#1d4ed8 52%,#7c3aed 96%);
  --ease:cubic-bezier(.22,1,.36,1);
  --mono:var(--font-body);
  --song:var(--font-body);
}
.page-content{
  min-height:0;
  color:var(--ink);
  background:
    radial-gradient(1000px 460px at 82% -140px,rgba(8,145,178,.09),transparent 62%),
    radial-gradient(1100px 500px at 8% -100px,rgba(29,78,216,.08),transparent 60%),
    radial-gradient(900px 500px at 50% 118%,rgba(124,58,237,.05),transparent 60%),
    linear-gradient(180deg,#f7f9fd 0%,#f3f6fb 34%,#eef2f9 72%,#f4f7fb 100%);
  font-family:var(--font-body);
  font-size:15px;line-height:1.75;
  text-rendering:optimizeLegibility;
  overflow:clip;position:relative;
}
.page-content ::selection{background:#cfe0ff;color:var(--ink)}
.page-content h1,.page-content h2,.page-content h3{font-weight:750;text-wrap:balance}
.page-content p{text-wrap:pretty}
.page-content [id]{scroll-margin-top:88px}
.icon{width:20px;height:20px;display:inline-block;flex-shrink:0;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.u-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:12px;left:12px;z-index:200;background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;font-size:13px;text-decoration:none;transform:translateY(-72px);transition:transform .25s var(--ease)}
.skip-link:focus{transform:none}
button,a,summary{font-family:var(--font-body);color:inherit}
button{cursor:pointer;background:none;border:0;padding:0;font-size:inherit}
a{color:inherit}
button:focus-visible,a:focus-visible,summary:focus-visible,.sw-button:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:8px}
::selection{background:#cfe0ff}

/* ---------- 蓝图网格 / 图纸角标 ---------- */
.bp-grid{position:absolute;inset:0;pointer-events:none;background-image:
  linear-gradient(var(--grid) 1px,transparent 1px),
  linear-gradient(90deg,var(--grid) 1px,transparent 1px),
  linear-gradient(rgba(37,99,235,.13) 1px,transparent 1px),
  linear-gradient(90deg,rgba(37,99,235,.13) 1px,transparent 1px);
  background-size:24px 24px,24px 24px,120px 120px,120px 120px;
  -webkit-mask-image:radial-gradient(ellipse 90% 85% at 50% 40%,#000 30%,transparent 78%);
          mask-image:radial-gradient(ellipse 90% 85% at 50% 40%,#000 30%,transparent 78%)}
.sheet-marks::before{content:"";position:absolute;inset:10px;pointer-events:none;opacity:.55;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='13' height='13'%3E%3Cpath d='M6.5 0v13M0 6.5h13' stroke='%231d4ed8' stroke-width='1'/%3E%3C/svg%3E") no-repeat 0 0,
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='13' height='13'%3E%3Cpath d='M6.5 0v13M0 6.5h13' stroke='%231d4ed8' stroke-width='1'/%3E%3C/svg%3E") no-repeat 100% 0,
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='13' height='13'%3E%3Cpath d='M6.5 0v13M0 6.5h13' stroke='%231d4ed8' stroke-width='1'/%3E%3C/svg%3E") no-repeat 0 100%,
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='13' height='13'%3E%3Cpath d='M6.5 0v13M0 6.5h13' stroke='%231d4ed8' stroke-width='1'/%3E%3C/svg%3E") no-repeat 100% 100%}

/* ---------- 布局通用 ---------- */
.sw-wrap{width:min(1200px,calc(100% - 48px));margin-inline:auto}
.section-space{padding-block:104px;position:relative}
.section-space+.section-space{border-top:1px solid var(--line-soft)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-body);font-size:11px;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--blue)}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--cyan),var(--blue));flex-shrink:0}
.section-intro{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:end;margin-bottom:56px}
.section-intro h2{font-size:clamp(32px,3.4vw,46px);line-height:1.16;letter-spacing:-.02em;margin-top:18px}
.section-intro p{color:var(--ink-2);font-size:16px}
.section-heading,.ecosystem-heading{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:end;margin-bottom:56px}
.section-heading h2,.ecosystem-heading h2{font-size:clamp(32px,3.4vw,46px);line-height:1.16;letter-spacing:-.02em;margin-top:18px}
.section-heading p,.ecosystem-heading p{color:var(--ink-2);font-size:16px}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.neon-text{color:var(--seal);background:linear-gradient(transparent 68%,rgba(217,45,32,.16) 0);padding:0 2px}
.text-link{display:inline-flex;align-items:center;gap:7px;font-weight:650;font-size:14px;color:var(--blue);text-decoration:none;padding:4px 2px;border-bottom:1px solid transparent;transition:border-color .2s,color .2s}
.text-link:hover{border-color:var(--blue)}
.sw-button{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:12px;font-size:15px;font-weight:650;letter-spacing:.01em;text-decoration:none;border:1px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .2s,border-color .2s,color .2s}
.sw-button span{transition:transform .25s var(--ease)}
.sw-button.primary{background:var(--ink);color:#fff;box-shadow:0 14px 30px -14px rgba(11,19,34,.5),inset 0 1px 0 rgba(255,255,255,.14)}
.sw-button.primary:hover{transform:translateY(-2px);box-shadow:0 20px 38px -14px rgba(29,78,216,.45);background:#111c38}
.sw-button.primary:hover span{transform:translateX(3px)}
.sw-button.ghost{background:var(--sheet);border:1px solid var(--line);color:var(--ink)}
.sw-button.ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}

/* ---------- 页内导航 ---------- */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:90;pointer-events:none}
.scroll-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--blue) 55%,var(--violet))}
.product-nav{height:64px;position:sticky;top:0;z-index:80;background:rgba(250,252,255,.86);backdrop-filter:blur(20px) saturate(1.5);-webkit-backdrop-filter:blur(20px) saturate(1.5);border-bottom:1px solid var(--line-soft);transition:box-shadow .3s,background .3s}
.product-nav.is-scrolled{background:rgba(252,253,255,.94);box-shadow:0 12px 32px -20px rgba(15,32,74,.35)}
.product-nav-inner{height:100%;display:flex;align-items:center;gap:34px}
.wordmark{display:inline-flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap}
.wordmark img{height:26px;width:auto}
.brand-tag{font-family:var(--font-body);font-size:9px;font-weight:700;letter-spacing:.2em;border:1px solid rgba(217,45,32,.4);color:var(--seal);padding:4px 8px;border-radius:6px}
.section-links{display:flex;gap:26px;margin-left:auto}
.section-links a{font-size:13.5px;color:var(--ink-2);text-decoration:none;position:relative;padding:6px 0;transition:color .2s}
.section-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.section-links a:hover{color:var(--ink)}
.section-links a.active{color:var(--blue)}
.section-links a.active::after{transform:scaleX(1)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#fff;font-size:13.5px;font-weight:650;padding:10px 18px;border-radius:10px;transition:background .2s,transform .2s}
.nav-cta:hover{background:#152244;transform:translateY(-1px)}
/* ---------- Hero ---------- */
.hero{position:relative;padding-top:72px;overflow:clip}
.hero::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:min(1300px,96%);height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(8,145,178,.9),rgba(29,78,216,.85),transparent);
  box-shadow:0 0 24px rgba(29,120,220,.4),0 14px 70px rgba(29,78,216,.16)}
.hero::after{content:"";position:absolute;top:-160px;left:50%;transform:translateX(-50%);width:1150px;height:540px;pointer-events:none;filter:blur(74px);opacity:.6;
  background:radial-gradient(ellipse at 50% 0%,rgba(37,99,235,.16),rgba(8,145,178,.12) 46%,rgba(124,58,237,.1) 68%,transparent 78%)}
.hero-intro{position:relative;z-index:3;display:grid;grid-template-columns:1.04fr .96fr;gap:56px;align-items:center;padding-top:64px;text-align:left}
.hero-copy{position:relative;z-index:3;min-width:0}
.hero h1{font-size:clamp(46px,4.8vw,78px);line-height:1.08;letter-spacing:-.035em;font-weight:900}
.hero-lead{margin-top:26px;font-size:17px;color:var(--ink-2);max-width:30em}
.hero-lead strong{color:var(--ink)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-facts{display:flex;align-items:center;gap:16px;margin-top:38px;font-family:var(--font-body);font-size:11.5px;font-weight:600;letter-spacing:.18em;color:var(--ink-3);text-transform:uppercase}
.hero-facts i{width:1px;height:12px;background:var(--line);display:inline-block}
/* —— 绘图台引擎 —— */
.intelligence-engine{position:relative;min-height:520px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.72);box-shadow:0 30px 70px -40px rgba(21,42,90,.35),inset 0 1px 0 #fff;overflow:hidden}
.engine-grid{position:absolute;inset:0;pointer-events:none;background-image:
  linear-gradient(var(--grid) 1px,transparent 1px),
  linear-gradient(90deg,var(--grid) 1px,transparent 1px),
  linear-gradient(rgba(37,99,235,.12) 1px,transparent 1px),
  linear-gradient(90deg,rgba(37,99,235,.12) 1px,transparent 1px);
  background-size:22px 22px,22px 22px,110px 110px,110px 110px;
  -webkit-mask-image:radial-gradient(ellipse 95% 90% at 50% 45%,#000 40%,transparent 85%);
          mask-image:radial-gradient(ellipse 95% 90% at 50% 45%,#000 40%,transparent 85%)}
.engine-art{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(560px,88%);height:auto;opacity:.92;filter:drop-shadow(0 24px 40px rgba(21,42,90,.14))}
.engine-node{position:absolute;z-index:4;display:flex;align-items:center;gap:12px;text-align:left;padding:13px 16px;border-radius:15px;border:1px solid var(--line);background:rgba(255,255,255,.94);box-shadow:0 12px 30px -18px rgba(21,42,90,.45);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .25s}
.engine-node b{display:block;font-size:13.5px;letter-spacing:-.01em}
.engine-node small{display:block;font-size:11.5px;color:var(--ink-3);margin-top:2px}
.engine-node:hover{border-color:var(--blue);box-shadow:0 18px 40px -18px rgba(29,78,216,.4)}
.engine-input{top:11%;left:5%}
.engine-agents{top:50%;left:50%;transform:translate(-50%,-50%);border-color:rgba(29,78,216,.45);box-shadow:0 18px 44px -18px rgba(29,78,216,.5)}
.engine-output{bottom:9%;right:5%}
.engine-icon{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex-shrink:0;background:rgba(29,78,216,.08);color:var(--blue);border:1px solid rgba(29,78,216,.16)}
.engine-icon .icon{width:20px;height:20px}
.engine-agents .engine-icon{background:rgba(124,58,237,.08);color:var(--violet);border-color:rgba(124,58,237,.18)}
.node-state{position:absolute;top:-5px;right:-5px;width:11px;height:11px;border-radius:50%;background:#cbd5e4;border:2px solid #fff}
.engine-node[aria-pressed="true"]{border-color:var(--blue)}
.engine-node[aria-pressed="true"] .node-state{background:var(--blue);animation:pulse-dot 2.2s var(--ease) infinite}
.engine-output[aria-pressed="true"]{border-color:var(--seal)}
.engine-output[aria-pressed="true"] .node-state{background:var(--seal)}
.engine-caption{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);z-index:4;display:inline-flex;align-items:center;gap:9px;font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.22em;color:var(--ink-3);background:rgba(255,255,255,.8);border:1px solid var(--line-soft);border-radius:999px;padding:8px 16px;white-space:nowrap}
.engine-stamp{position:absolute;right:20px;top:18px;z-index:4;transform:rotate(9deg)}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--seal);display:inline-block;animation:pulse-dot 2.4s var(--ease) infinite}
/* —— 审签红章 —— */
.stamp{display:grid;place-items:center;text-align:center;border-radius:50%;border:2.5px solid currentColor;color:var(--seal);font-family:var(--font-body);font-weight:700;letter-spacing:.14em;position:relative;isolation:isolate;opacity:.92;
  -webkit-mask-image:radial-gradient(circle at 32% 28%,#000 78%,rgba(0,0,0,.78) 100%);
          mask-image:radial-gradient(circle at 32% 32%,#000 78%,rgba(0,0,0,.78) 100%)}
.stamp::before{content:"";position:absolute;inset:4px;border:1px solid currentColor;border-radius:50%;opacity:.85}
.stamp::after{content:"";position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle at 26% 30%,rgba(255,255,255,.24),transparent 46%),radial-gradient(circle at 74% 70%,rgba(0,0,0,.05),transparent 40%)}
.stamp b{font-size:22px;line-height:1.2;font-weight:800}
.stamp small{font-family:var(--font-body);font-size:7.5px;font-weight:700;letter-spacing:.18em;margin-top:4px;opacity:.85}
.stamp-sm{width:82px;height:82px;transform:rotate(9deg)}
.stamp-sm b{font-size:16px}
.stamp-sm small{display:none}
.stamp-lg{width:148px;height:148px;box-shadow:0 20px 50px -22px rgba(217,45,32,.35)}
.stamp-lg b{font-size:30px;letter-spacing:.2em}
.stamp-lg small{font-size:9px;letter-spacing:.14em}
.spec-ticker{margin-top:84px;border-block:1px solid var(--line);background:rgba(255,255,255,.6);overflow:hidden;position:relative}
.spec-ticker::before,.spec-ticker::after{content:"";position:absolute;top:0;bottom:0;width:90px;z-index:2;pointer-events:none}
.spec-ticker::before{left:0;background:linear-gradient(90deg,#f5f7fb,transparent)}
.spec-ticker::after{right:0;background:linear-gradient(-90deg,#f5f7fb,transparent)}
.spec-track{display:flex;width:max-content;animation:tick 36s linear infinite}
.spec-ticker:hover .spec-track{animation-play-state:paused}
.spec-track span{font-family:var(--font-body);font-size:11.5px;font-weight:700;letter-spacing:.2em;color:var(--ink-2);padding:15px 30px;white-space:nowrap;display:inline-flex;align-items:center;gap:30px}
.spec-track span::after{content:"◆";font-size:7px;color:var(--blue);opacity:.5}
@keyframes tick{to{transform:translateX(-50%)}}
/* ---------- Workspace demo ---------- */
.workspace-stage{margin-top:76px}
.demo-topline{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:22px}
.demo-kicker{font-family:var(--font-body);font-size:11px;font-weight:700;letter-spacing:.24em;color:var(--blue)}
.demo-topline h2{font-size:clamp(24px,2.4vw,32px);letter-spacing:-.02em;margin-top:10px}
.demo-toolbar{display:flex;align-items:center;gap:16px;font-family:var(--font-body);font-size:11px;color:var(--ink-3);letter-spacing:.08em}
.demo-toolbar>span{border:1px dashed var(--line);border-radius:8px;padding:7px 12px}
#demo-play{display:inline-flex;align-items:center;gap:9px;background:var(--ink);color:#fff;border-radius:10px;padding:10px 16px;font-size:12.5px;font-weight:650;transition:background .2s,transform .2s}
#demo-play:hover{background:#152244;transform:translateY(-1px)}
.demo-play-symbol{font-size:11px}
.workspace{position:relative;display:grid;grid-template-columns:250px 1fr;border:1px solid var(--line);border-radius:20px;background:var(--sheet);box-shadow:0 40px 90px -50px rgba(21,42,90,.45),0 2px 6px rgba(21,42,90,.06);overflow:hidden;min-height:560px}
.workspace-sidebar{background:var(--paper);border-right:1px solid var(--line-soft);padding:18px 14px;display:flex;flex-direction:column;gap:4px;font-size:13px}
.demo-brand{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:750;letter-spacing:-.4px;margin-bottom:20px;padding:0 4px}
.demo-brand img{height:20px;width:auto}
.demo-brand small{margin-left:auto;font-family:var(--font-body);font-size:9px;font-weight:600;color:var(--ink-3);border:1px solid var(--line);padding:3px 7px;border-radius:6px}
.workspace-label{font-family:var(--font-body);font-size:9.5px;font-weight:700;letter-spacing:.18em;color:var(--ink-3);margin:12px 4px 6px}
.side-item{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:9px;color:var(--ink-2)}
.side-item span{flex:1}
.side-item small{font-family:var(--font-body);font-size:10px;color:var(--ink-3)}
.side-item i{width:7px;height:7px;border-radius:50%;background:var(--seal)}
.side-item.selected{background:rgba(29,78,216,.09);color:var(--blue);font-weight:650;box-shadow:inset 0 0 0 1px rgba(29,78,216,.16)}
.side-divider{height:1px;background:var(--line-soft);margin:12px 4px}
.project-item{display:flex;align-items:center;gap:9px;padding:7px 10px;color:var(--ink-2);border-radius:9px}
.project-item i{width:8px;height:8px;border-radius:3px;flex-shrink:0}
.blue-dot{background:#3b82f6}.purple-dot{background:#8b5cf6}.green-dot{background:#10b981}
.side-bottom{margin-top:auto;display:flex;align-items:center;gap:10px;border-top:1px solid var(--line-soft);padding:14px 6px 2px}
.side-bottom>div{flex:1;font-size:12px;font-weight:650}
.side-bottom small{display:block;font-weight:400;font-size:10.5px;color:var(--ink-3)}
.side-bottom>span:last-child{font-family:var(--font-body);font-size:11px;color:var(--ink-3)}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;flex-shrink:0}
.workspace-main{padding:20px 26px 22px;position:relative;min-width:0}
.workspace-breadcrumb{font-family:var(--font-body);font-size:10.5px;color:var(--ink-3);letter-spacing:.04em;display:flex;align-items:center;gap:6px}
.workspace-breadcrumb strong{color:var(--ink-2)}
.demo-live{margin-left:auto;color:var(--mint);font-weight:700}
.task-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-top:14px}
.task-category{font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.14em;color:var(--ink-3)}
.task-category span{color:var(--seal);margin-left:8px;border:1px solid rgba(217,45,32,.3);border-radius:6px;padding:2px 7px}
.task-heading h2{font-size:21px;letter-spacing:-.02em;margin-top:6px}
.task-heading p{font-size:13px;color:var(--ink-3);margin-top:4px}
.avatar-stack{display:flex}
.avatar-stack span{width:30px;height:30px;border-radius:50%;background:var(--paper-2);border:2px solid #fff;display:grid;place-items:center;font-size:11px;font-weight:700;color:var(--ink-2);margin-left:-8px;box-shadow:0 2px 6px rgba(21,42,90,.14)}
.avatar-stack span:nth-child(2){background:rgba(29,78,216,.12);color:var(--blue)}
.avatar-stack span:nth-child(3){background:rgba(124,58,237,.12);color:var(--violet)}
.task-metadata{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.task-metadata span{font-size:11.5px;color:var(--ink-3);border:1px solid var(--line-soft);background:var(--paper);border-radius:8px;padding:6px 12px}
.task-metadata b{color:var(--ink-2);font-weight:650}
.flow-track{display:flex;align-items:stretch;gap:0;margin-top:20px;border:1px solid var(--line-soft);border-radius:14px;background:var(--paper);padding:10px}
.flow-track button{flex:1;display:flex;flex-direction:column;align-items:flex-start;gap:3px;padding:10px 12px;border-radius:10px;border:1px solid transparent;text-align:left;transition:background .3s,border-color .3s,transform .3s var(--ease),box-shadow .3s var(--ease)}
.flow-track button>span{font-family:var(--font-body);font-size:10px;font-weight:700;color:var(--ink-3);width:22px;height:22px;border-radius:7px;display:grid;place-items:center;border:1px solid var(--line);background:#fff}
.flow-track button b{font-size:13px;letter-spacing:-.01em}
.flow-track button small{font-size:10.5px;color:var(--ink-3)}
.flow-track button:hover{background:rgba(29,78,216,.05)}
.flow-track button.done>span{background:var(--blue);border-color:var(--blue);color:#fff}
.flow-track button.current{background:#fff;border-color:rgba(29,78,216,.4);box-shadow:0 10px 24px -12px rgba(29,78,216,.5);transform:translateY(-2px)}
.flow-track button.current>span{background:var(--ink);border-color:var(--ink);color:#fff}
.flow-track>i{width:16px;flex-shrink:0;align-self:center;height:1px;background:repeating-linear-gradient(90deg,var(--line) 0 4px,transparent 4px 8px)}
.execution-panel{margin-top:18px;border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:14px;background:linear-gradient(180deg,rgba(29,78,216,.045),transparent 55%),#fff;padding:18px 20px}
.execution-head{display:flex;align-items:flex-start;gap:13px}
.agent-symbol{width:34px;height:34px;border-radius:10px;background:rgba(29,78,216,.09);color:var(--blue);display:grid;place-items:center;font-size:15px;flex-shrink:0;border:1px solid rgba(29,78,216,.18)}
.execution-head strong{font-size:14.5px;display:block;letter-spacing:-.01em}
.execution-head p{font-size:12.5px;color:var(--ink-3);margin-top:2px}
.status-tag{margin-left:auto;font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.1em;color:var(--mint);border:1px solid rgba(13,148,136,.35);background:rgba(13,148,136,.07);border-radius:999px;padding:5px 11px;white-space:nowrap}
.execution-rows{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.execution-rows>div{display:flex;align-items:center;gap:10px;font-size:13px;padding:9px 12px;border-radius:10px;background:var(--paper);border:1px solid var(--line-soft)}
.execution-rows>div span{width:20px;height:20px;border-radius:6px;display:grid;place-items:center;font-size:11px;background:#fff;border:1px solid rgba(13,148,136,.4);color:var(--mint);flex-shrink:0}
.execution-rows>div small{margin-left:auto;font-family:var(--font-body);font-size:10px;color:var(--ink-3);letter-spacing:.04em}
.spinning{animation:spin 1.4s linear infinite;display:inline-block}
.execution-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:14px}
.execution-bottom>span{font-family:var(--font-body);font-size:10.5px;color:var(--ink-3);letter-spacing:.06em}
.execution-bottom button{font-size:13px;font-weight:700;color:var(--blue);display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:9px;border:1px solid var(--line);background:#fff;transition:border-color .2s,background .2s}
.execution-bottom button:hover{border-color:var(--blue);background:rgba(29,78,216,.05)}
.workspace-bottom{display:flex;justify-content:space-between;gap:14px;margin-top:16px;font-family:var(--font-body);font-size:10px;color:var(--ink-3);letter-spacing:.08em}
.workspace-bottom span{display:inline-flex;align-items:center;gap:7px}
.demo-tour-progress{position:absolute;left:0;right:0;bottom:0;height:2px;background:transparent}
.demo-tour-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--blue))}
.workspace.tour-playing .demo-tour-progress i{animation:tour 5s linear infinite}
@keyframes tour{from{width:0}to{width:100%}}
@keyframes pulse-dot{0%,100%{box-shadow:0 0 0 0 rgba(29,78,216,.45)}50%{box-shadow:0 0 0 6px rgba(29,78,216,0)}}
@keyframes spin{to{transform:rotate(360deg)}}
/* ---------- Value strip ---------- */
.value-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:64px;border:1px solid var(--line);border-radius:18px;background:var(--sheet);box-shadow:0 26px 60px -44px rgba(21,42,90,.4);overflow:hidden}
.value-strip>div{display:flex;gap:14px;padding:24px 26px;position:relative}
.value-strip>div+div::before{content:"";position:absolute;left:0;top:20%;bottom:20%;width:1px;background:var(--line-soft)}
.value-icon{width:40px;height:40px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;background:rgba(29,78,216,.08);color:var(--blue);border:1px solid rgba(29,78,216,.16)}
.value-icon .icon{width:19px;height:19px}
.value-strip h3{font-size:15px;letter-spacing:-.01em}
.value-strip p{font-size:12.5px;color:var(--ink-3);margin-top:3px}
/* ---------- 工作方式 ---------- */
.workflow-grid{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:stretch}
.workflow-tabs{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.workflow-tabs button{display:flex;align-items:center;gap:16px;text-align:left;padding:22px 14px;border-bottom:1px solid var(--line);position:relative;transition:background .25s var(--ease)}
.workflow-tabs button::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--blue);transform:scaleY(0);transition:transform .3s var(--ease)}
.workflow-tabs button:hover{background:rgba(29,78,216,.045)}
.workflow-tabs button>span{font-family:var(--font-body);font-size:11px;font-weight:700;color:var(--ink-3);width:38px;height:38px;border:1px solid var(--line);border-radius:12px;display:grid;place-items:center;background:#fff;flex-shrink:0;transition:all .25s var(--ease)}
.workflow-tabs button h3{font-size:16.5px;letter-spacing:-.01em}
.workflow-tabs button p{font-size:12.5px;color:var(--ink-3);margin-top:3px}
.workflow-tabs button>div{flex:1}
.workflow-tabs button>b{font-family:var(--font-body);color:var(--ink-3);font-size:14px;transition:transform .25s var(--ease),color .2s}
.workflow-tabs button[aria-selected="true"]{background:var(--sheet);box-shadow:0 18px 44px -30px rgba(21,42,90,.5);border-bottom-color:transparent;border-radius:0 14px 14px 0}
.workflow-tabs button[aria-selected="true"]::before{transform:scaleY(1)}
.workflow-tabs button[aria-selected="true"]>span{background:var(--ink);border-color:var(--ink);color:#fff}
.workflow-tabs button[aria-selected="true"] b{color:var(--blue);transform:translate(2px,-2px)}
.holo-panel{position:relative;border:1px solid var(--line);border-radius:22px;background:var(--sheet);box-shadow:0 36px 80px -48px rgba(21,42,90,.5),inset 0 1px 0 #fff;overflow:hidden}
.workflow-visual{padding:30px 30px 24px;min-height:480px;display:flex;flex-direction:column}
.visual-grid{position:absolute;inset:0;pointer-events:none;background-image:
  linear-gradient(var(--grid) 1px,transparent 1px),
  linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(ellipse 100% 100% at 50% 0%,#000 45%,transparent 92%);
          mask-image:radial-gradient(ellipse 100% 100% at 50% 0%,#000 45%,transparent 92%)}
.floating-tag{position:relative;z-index:3;display:inline-flex;align-items:center;gap:9px;align-self:flex-start;font-family:var(--font-body);font-size:10.5px;font-weight:700;letter-spacing:.1em;color:var(--blue);background:#fff;border:1px solid rgba(29,78,216,.3);border-radius:999px;padding:8px 14px;box-shadow:0 10px 26px -14px rgba(29,78,216,.45)}
.standards-card{position:relative;z-index:3;margin-top:20px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 24px 60px -36px rgba(21,42,90,.5);padding:24px 26px}
.standards-top{display:flex;align-items:center;gap:10px;font-family:var(--font-body);font-size:10.5px;font-weight:700;letter-spacing:.1em;color:var(--ink-2)}
.document-icon{width:30px;height:30px;border-radius:9px;background:rgba(29,78,216,.08);border:1px solid rgba(29,78,216,.18);color:var(--blue);display:grid;place-items:center}
.document-icon .icon{width:16px;height:16px}
.standards-top small{margin-left:auto;color:var(--seal);border:1px dashed rgba(217,45,32,.4);border-radius:6px;padding:3px 8px;font-size:9px}
.standards-card h3{font-size:20px;letter-spacing:-.02em;margin-top:14px}
.standard-row{display:flex;align-items:center;gap:12px;padding:11px 2px;border-bottom:1px dashed var(--line);font-size:13.5px}
.standard-row span{font-family:var(--font-body);font-size:10.5px;color:var(--ink-3);letter-spacing:.06em;width:86px;flex-shrink:0}
.standard-row b{font-weight:650}
.standard-row i{margin-left:auto;width:20px;height:20px;border-radius:50%;background:rgba(13,148,136,.1);color:var(--mint);display:grid;place-items:center;font-size:11px;font-style:normal;border:1px solid rgba(13,148,136,.35)}
.standard-footer{display:flex;align-items:center;gap:8px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-family:var(--font-body);font-size:10.5px;color:var(--ink-3);letter-spacing:.06em}
.visual-caption{position:relative;z-index:3;margin-top:auto;padding-top:26px}
.visual-caption span{font-family:var(--font-body);font-size:9.5px;font-weight:700;letter-spacing:.26em;color:var(--seal)}
.visual-caption p{margin-top:8px;font-size:13.5px;color:var(--ink-2);max-width:34em}
/* ---------- 核心能力 ---------- */
.capability-grid{display:grid;grid-template-columns:1.22fr 1fr;grid-auto-rows:auto;gap:26px}
.cap-card{position:relative;border:1px solid var(--line);border-radius:22px;background:var(--sheet);padding:30px;overflow:hidden;box-shadow:0 24px 60px -46px rgba(21,42,90,.5);transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .3s}
.cap-card::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;background:radial-gradient(320px circle at var(--spot-x,50%) var(--spot-y,50%),rgba(29,78,216,.07),transparent 65%)}
.cap-card:hover{transform:translateY(-5px);border-color:rgba(29,78,216,.4);box-shadow:0 34px 80px -40px rgba(29,78,216,.4)}
.cap-card:hover::before{opacity:1}
.cap-card:hover .card-foot{color:var(--blue)}
.model-card{grid-row:span 2;display:flex;flex-direction:column}
.card-copy{position:relative;z-index:2}
.feature-index{font-family:var(--font-body);font-size:10.5px;font-weight:700;letter-spacing:.2em;color:var(--blue);display:inline-flex;align-items:center;gap:8px}
.feature-index::before{content:"";width:18px;height:1px;background:var(--blue)}
.cap-card h3{font-size:clamp(21px,1.9vw,26px);letter-spacing:-.02em;margin-top:14px;line-height:1.3}
.card-copy p{font-size:14px;color:var(--ink-2);margin-top:12px}
.card-foot{margin-top:auto;padding-top:20px;font-family:var(--font-body);font-size:11px;font-weight:700;letter-spacing:.14em;color:var(--ink-3);display:flex;justify-content:flex-end;transition:color .25s}
.model-orbit{position:relative;flex:1;min-height:330px;margin-top:16px}
.core-illustration{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(330px,90%);height:auto;opacity:.95}
.orbit-ring{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border:1px dashed rgba(29,78,216,.35);border-radius:50%}
.ring-one{width:420px;height:420px;animation:ring-spin 40s linear infinite;border-color:rgba(29,78,216,.3)}
.ring-two{width:280px;height:280px;border-style:solid;border-color:rgba(8,145,178,.3);animation:ring-spin 26s linear infinite reverse}
@keyframes ring-spin{to{transform:translate(-50%,-50%) rotate(360deg)}}
.orbit-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-8deg);width:88px;height:88px;border-radius:20px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;box-shadow:0 18px 40px -18px rgba(21,42,90,.4);z-index:3}
.orbit-core img{height:22px;width:auto}
.orbit-label{position:absolute;font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.1em;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 13px;box-shadow:0 8px 22px -12px rgba(21,42,90,.4);z-index:3;animation:floaty 6s ease-in-out infinite}
.label-a{top:6%;left:8%}
.label-b{top:14%;right:6%;animation-delay:-1.5s}
.label-c{bottom:16%;left:10%;animation-delay:-3s}
.label-d{bottom:5%;right:12%;animation-delay:-4.5s}
.orbit-particle{position:absolute;left:50%;top:50%;width:420px;height:420px;transform:translate(-50%,-50%);animation:ring-spin 12s linear infinite;pointer-events:none}
.orbit-particle::before{content:"";position:absolute;top:-4px;left:50%;width:9px;height:9px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px rgba(29,78,216,.15)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.approval-mini{position:relative;margin-top:22px;border:1px solid var(--line);border-radius:16px;background:var(--paper);padding:20px;overflow:hidden}
.approval-mini>div:first-child{display:flex;align-items:center;gap:11px}
.file-badge{font-family:var(--font-body);font-size:9.5px;font-weight:700;letter-spacing:.1em;background:var(--ink);color:#fff;border-radius:7px;padding:5px 8px}
.approval-mini strong{font-size:14px}
.approval-mini strong small{color:var(--ink-3);font-weight:600}
.pending-tag{margin-left:auto;font-family:var(--font-body);font-size:9.5px;font-weight:700;letter-spacing:.08em;color:var(--seal);border:1px solid rgba(217,45,32,.35);background:rgba(217,45,32,.06);border-radius:999px;padding:4px 10px}
.approval-mini p{font-size:12.5px;color:var(--ink-3);margin-top:10px}
.approval-mini button{margin-top:14px;font-size:13px;font-weight:700;color:var(--blue);display:inline-flex;align-items:center;gap:7px}
.approval-mini button:hover{gap:10px}
.approval-mini button span{transition:transform .2s var(--ease)}
.approval-mini .stamp-sm{position:absolute;right:16px;bottom:14px;z-index:2}
.approval-mini .stamp-sm~*{visibility:visible}
.trace-lines{margin-top:22px;display:flex;flex-direction:column;gap:0;border-left:1px dashed rgba(29,78,216,.35);margin-left:6px}
.trace-lines>div{display:flex;align-items:center;gap:12px;padding:11px 0 11px 20px;position:relative;font-size:13px}
.trace-lines>div::before{content:"";position:absolute;left:-5px;top:50%;transform:translateY(-50%);width:9px;height:9px;border-radius:50%;background:#fff;border:2px solid var(--blue)}
.trace-lines time{font-family:var(--font-body);font-size:10.5px;color:var(--ink-3);flex-shrink:0;width:44px}
.trace-lines span{color:var(--ink-2);flex:1}
.trace-lines b{font-family:var(--font-body);font-size:9.5px;font-weight:700;letter-spacing:.1em;border-radius:6px;padding:4px 8px}
.trace-lines b,.trace-lines>div:last-child b{color:var(--seal);border:1px solid rgba(217,45,32,.35);background:rgba(217,45,32,.06)}
.trace-lines>div:nth-child(2) b,.trace-lines>div:nth-child(3) b{color:var(--blue);border-color:rgba(29,78,216,.35);background:rgba(29,78,216,.06)}
/* ---------- 应用场景 ---------- */
.scenario-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.scenario-tabs button{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:650;color:var(--ink-2);border:1px solid var(--line);border-radius:12px;padding:12px 20px;background:rgba(255,255,255,.7);transition:all .25s var(--ease)}
.scenario-tabs button>span{display:grid;place-items:center;width:24px;height:24px;border-radius:8px;background:var(--paper-2);color:var(--ink-3);transition:all .25s}
.scenario-tabs button .icon{width:16px;height:16px}
.scenario-tabs button:hover{border-color:var(--blue);color:var(--ink)}
.scenario-tabs button[aria-selected="true"]{background:var(--ink);border-color:var(--ink);color:#fff;box-shadow:0 14px 30px -16px rgba(11,19,34,.55)}
.scenario-tabs button[aria-selected="true"]>span{background:rgba(255,255,255,.14);color:#fff}
.scenario-panel{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;border:1px solid var(--line);border-radius:24px;background:linear-gradient(160deg,rgba(255,255,255,.9),rgba(244,247,252,.5));padding:44px;position:relative;overflow:hidden;box-shadow:0 36px 90px -56px rgba(21,42,90,.5)}
.scenario-panel::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:28px 28px;-webkit-mask-image:radial-gradient(ellipse 70% 70% at 85% 10%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse 70% 70% at 85% 10%,#000 30%,transparent 75%);pointer-events:none}
.scenario-copy{position:relative;z-index:2}
.scenario-counter{font-family:var(--font-body);font-size:10.5px;font-weight:700;letter-spacing:.26em;color:var(--blue)}
.scenario-copy h3{font-size:clamp(28px,2.8vw,40px);line-height:1.18;letter-spacing:-.025em;margin-top:16px}
.scenario-copy p{font-size:14.5px;color:var(--ink-2);margin-top:16px}
.deliverable{margin-top:22px;border:1px dashed rgba(29,78,216,.4);border-radius:14px;padding:15px 18px;background:rgba(29,78,216,.045)}
.deliverable span{font-family:var(--font-body);font-size:9.5px;font-weight:700;letter-spacing:.2em;color:var(--ink-3)}
.deliverable strong{display:block;margin-top:5px;font-size:14px;letter-spacing:-.01em}
.scenario-copy .text-link{margin-top:22px}
.scenario-display{position:relative;z-index:2}
.scenario-screen{background:#0a101d;border-radius:16px;border:1px solid rgba(13,25,55,.9);box-shadow:0 40px 90px -40px rgba(10,18,40,.65),inset 0 1px 0 rgba(255,255,255,.06);overflow:hidden;transform:rotate(.4deg)}
.screen-top{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(255,255,255,.03)}
.window-dots{display:flex;gap:6px}
.window-dots i{width:9px;height:9px;border-radius:50%;background:#2b3656}
.screen-top span{font-family:var(--font-body);font-size:10px;letter-spacing:.1em;color:#8fa0c5}
.screen-top span:last-child{margin-left:auto;color:#5e6c8f;border:1px solid rgba(255,255,255,.12);border-radius:6px;padding:2px 8px}
.code-preview{padding:20px 18px 16px;font-family:var(--font-body);font-size:12px;line-height:1.9}
.code-title{display:flex;justify-content:space-between;font-size:10.5px;color:#8fa0c5;letter-spacing:.06em;padding-bottom:12px;margin-bottom:10px;border-bottom:1px solid rgba(255,255,255,.07)}
.code-title span{color:#4ade80}
.code-line{white-space:pre;display:flex;gap:14px}
.code-line>span{color:#43506e;width:18px;text-align:right;flex-shrink:0;user-select:none}
.code-line{color:#c6d4f5}
.code-line.add{color:#5eead4;background:rgba(94,234,212,.06);border-radius:5px}
.code-line.minus{color:#fca5a5;background:rgba(252,165,165,.05);border-radius:5px}
.code-line.purple{color:#c4b5fd}
.code-bottom{display:flex;justify-content:space-between;gap:12px;margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.08);font-size:10px;color:#5e6c8f;letter-spacing:.06em}
.code-bottom b{color:#4ade80;font-weight:600}
.sample-rows{padding:22px}
.sample-rows h4{font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.18em;color:#8fa0c5;margin-bottom:12px}
.sample-rows>div{display:flex;align-items:center;gap:11px;font-size:13px;color:#dbe4f8;padding:10px 12px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);border-radius:10px;margin-bottom:8px}
.sample-rows>div span{width:24px;height:24px;border-radius:8px;display:grid;place-items:center;background:rgba(29,78,216,.22);color:#9db8ff;flex-shrink:0}
.sample-rows>div small{margin-left:auto;font-family:var(--font-body);font-size:9.5px;color:#7a89ad;letter-spacing:.05em}
.sample-rows p{font-family:var(--font-body);font-size:9.5px;color:#5e6c8f;letter-spacing:.08em;margin-top:14px;text-align:center}
.floating-result{position:absolute;left:-26px;bottom:-24px;z-index:5;display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 18px;box-shadow:0 24px 55px -24px rgba(21,42,90,.5)}
.floating-result>span{width:30px;height:30px;border-radius:50%;background:rgba(13,148,136,.1);color:var(--mint);border:1px solid rgba(13,148,136,.35);display:grid;place-items:center;font-size:13px;font-weight:700}
.floating-result div{font-size:12px;font-weight:650;line-height:1.45}
.floating-result small{display:block;font-family:var(--font-body);font-size:9.5px;font-weight:600;color:var(--ink-3);letter-spacing:.05em;margin-top:2px}
/* ---------- 插件生态 ---------- */
.reuse-visual{display:grid;grid-template-columns:1fr 56px 1.15fr 56px 1fr;gap:0;align-items:center;margin-bottom:64px;border:1px solid var(--line);border-radius:22px;background:var(--sheet);padding:30px;box-shadow:0 30px 70px -50px rgba(21,42,90,.5)}
.reuse-origin,.reuse-core,.reuse-teams{border:1px solid var(--line-soft);border-radius:16px;padding:18px;background:var(--paper);display:flex;align-items:center;gap:13px}
.reuse-origin{border-left:3px solid var(--blue)}
.reuse-icon{width:38px;height:38px;border-radius:11px;background:rgba(29,78,216,.09);color:var(--blue);display:grid;place-items:center;flex-shrink:0;border:1px solid rgba(29,78,216,.18)}
.reuse-icon .icon{width:18px;height:18px}
.reuse-origin b,.reuse-core b{display:block;font-size:14px;letter-spacing:-.01em}
.reuse-origin small,.reuse-core small{display:block;font-size:11px;color:var(--ink-3);margin-top:2px}
.reuse-core{background:linear-gradient(160deg,rgba(29,78,216,.06),rgba(8,145,178,.05)),#fff;border-color:rgba(29,78,216,.4);box-shadow:0 20px 50px -26px rgba(29,78,216,.45)}
.reuse-core img{height:24px;width:auto}
.reuse-core>div{flex:1}
.reuse-core small{display:block}
.reuse-connector{display:flex;flex-direction:column;align-items:center;gap:0;height:44px;justify-content:center}
.reuse-connector i{width:100%;height:1px;background:repeating-linear-gradient(90deg,rgba(29,78,216,.45) 0 5px,transparent 5px 10px)}
.reuse-connector i+i{display:none}
.reuse-teams{flex-wrap:wrap;gap:8px;padding:16px}
.reuse-teams span{font-size:12px;font-weight:650;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px}
.reuse-teams small{width:100%;font-family:var(--font-body);font-size:9.5px;color:var(--ink-3);letter-spacing:.14em;text-align:right}
.plugin-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px}
.plugin-toolbar h3{font-size:19px;letter-spacing:-.02em}
.plugin-toolbar>div>span{font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.18em;color:var(--ink-3)}
.plugin-filters{display:flex;gap:8px}
.plugin-filters button{font-size:12.5px;font-weight:650;color:var(--ink-2);border:1px solid var(--line);border-radius:10px;padding:9px 16px;background:rgba(255,255,255,.75);transition:all .2s}
.plugin-filters button:hover{border-color:var(--blue);color:var(--blue)}
.plugin-filters button[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.plugin-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.plugin-card{position:relative;text-align:left;border:1px solid var(--line);border-radius:17px;background:var(--sheet);padding:20px;display:flex;flex-direction:column;gap:10px;overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .25s;box-shadow:0 16px 44px -36px rgba(21,42,90,.5)}
.plugin-card::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;background:radial-gradient(260px circle at var(--spot-x,50%) var(--spot-y,50%),color-mix(in srgb,var(--plugin-tone) 13%,transparent),transparent 65%)}
.plugin-card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--plugin-tone) 60%,var(--line));box-shadow:0 26px 60px -34px color-mix(in srgb,var(--plugin-tone) 55%,transparent)}
.plugin-card:hover::before{opacity:1}
.plugin-card[hidden]{display:none}
.plugin-card-head{display:flex;align-items:center;gap:11px}
.plugin-icon{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;flex-shrink:0;background:color-mix(in srgb,var(--plugin-tone) 15%,#fff);color:color-mix(in srgb,var(--plugin-tone) 62%,var(--ink));border:1px solid color-mix(in srgb,var(--plugin-tone) 38%,transparent)}
.plugin-icon .icon{width:17px;height:17px}
.plugin-card-head h4{font-size:14.5px;letter-spacing:-.01em;flex:1}
.plugin-card-head{display:flex;align-items:center;gap:10px}
.plugin-card-head>span:last-child{font-family:var(--font-body);font-size:9.5px;color:var(--ink-3);border:1px solid var(--line-soft);border-radius:6px;padding:2px 6px}
.plugin-card p{font-size:12.5px;color:var(--ink-2);line-height:1.65;flex:1}
.plugin-card-bottom{display:flex;align-items:center;justify-content:space-between;font-family:var(--font-body);font-size:10px;color:var(--ink-3);letter-spacing:.08em;padding-top:12px;border-top:1px dashed var(--line)}
.plugin-note{display:flex;align-items:center;gap:18px;margin-top:26px;font-family:var(--font-body);font-size:10.5px;color:var(--ink-3);letter-spacing:.1em}
.plugin-note::before,.plugin-note::after{content:"";flex:1;height:1px;background:var(--line-soft)}
/* ---------- 开放架构 ---------- */
.open-grid{display:grid;grid-template-columns:1fr;gap:26px}
.architecture-sheet{position:relative;border:1px solid var(--line);border-radius:22px;background:var(--sheet);box-shadow:0 30px 80px -52px rgba(21,42,90,.5);overflow:hidden}
.architecture-top{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 26px;background:var(--paper);border-bottom:1px solid var(--line-soft);font-family:var(--font-body);font-size:10.5px;font-weight:700;letter-spacing:.14em;color:var(--ink-2)}
.architecture-top>span:last-child{color:var(--ink-3);font-weight:600;letter-spacing:.08em}
.architecture-connectors{display:grid;grid-template-columns:repeat(3,1fr);justify-items:center;padding:2px 0}
.architecture-connectors i{width:1px;height:22px;background:repeating-linear-gradient(180deg,rgba(29,78,216,.5) 0 4px,transparent 4px 8px)}
.architecture-core{display:flex;align-items:center;justify-content:center;gap:14px;padding:6px 26px 20px;position:relative}
.architecture-core .wordmark{border:1px solid var(--line);border-radius:14px;padding:12px 22px;background:#fff;box-shadow:0 18px 44px -22px rgba(21,42,90,.45)}
.architecture-core .wordmark img{height:26px;width:auto}
.architecture-core>span{position:absolute;right:34px;font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.18em;color:var(--ink-3)}
.architecture-bottom{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line-soft)}
.architecture-bottom>div{padding:20px 26px;border-left:1px solid var(--line-soft)}
.architecture-bottom>div:first-child{border-left:0}
.architecture-bottom strong{display:block;font-size:13.5px;letter-spacing:-.01em}
.architecture-bottom small{display:block;font-family:var(--font-body);font-size:10px;color:var(--ink-3);letter-spacing:.06em;margin-top:4px}
.architecture-sheet>p{padding:20px 26px;border-top:1px dashed var(--line);font-family:var(--font-body);font-size:11px;color:var(--ink-3);letter-spacing:.08em;text-align:center}
.open-benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.open-benefits article{border:1px solid var(--line);border-radius:18px;background:var(--sheet);padding:26px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.open-benefits article:hover{transform:translateY(-4px);box-shadow:0 26px 60px -40px rgba(29,78,216,.5)}
.open-benefits article>span{width:40px;height:40px;border-radius:12px;background:rgba(29,78,216,.08);border:1px solid rgba(29,78,216,.18);color:var(--blue);display:grid;place-items:center;font-size:16px}
.open-benefits article>span .icon{width:19px;height:19px}
.open-benefits article h3{font-size:16.5px;margin-top:16px;letter-spacing:-.01em}
.open-benefits article p{font-size:13.5px;color:var(--ink-2);margin-top:8px}
.deployment{margin-top:26px;display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center;border:1px dashed rgba(29,78,216,.45);border-radius:22px;background:linear-gradient(140deg,rgba(29,78,216,.05),rgba(8,145,178,.04));padding:34px 38px}
.deployment h3{font-size:clamp(21px,2vw,26px);letter-spacing:-.02em;line-height:1.3}
.deployment p{font-size:13.5px;color:var(--ink-2);margin-top:10px}
.platform-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.platform-badges span{font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.1em;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px 12px}
.deployment-options{display:grid;gap:14px}
.deployment-options button{display:flex;align-items:center;gap:14px;text-align:left;border:1px solid var(--line);border-radius:16px;background:#fff;padding:18px 20px;transition:all .25s var(--ease);box-shadow:0 14px 40px -30px rgba(21,42,90,.5)}
.deployment-options button:hover{border-color:var(--blue);transform:translateY(-2px);box-shadow:0 22px 50px -30px rgba(29,78,216,.5)}
.deployment-options button div{flex:1}
.deployment-options button b{display:block;font-size:14.5px;letter-spacing:-.01em}
.deployment-options button small{display:block;font-size:12px;color:var(--ink-3);margin-top:3px}
.deployment-options button>b:last-child{color:var(--ink-3);font-family:var(--font-body)}
.option-icon{width:40px;height:40px;border-radius:12px;background:rgba(29,78,216,.08);border:1px solid rgba(29,78,216,.18);color:var(--blue);display:grid;place-items:center;flex-shrink:0}
.option-icon .icon{width:18px;height:18px}
/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.faq-intro h2{font-size:clamp(30px,3.2vw,44px);letter-spacing:-.025em;line-height:1.16;margin-top:18px}
.faq-intro p{margin-top:18px;color:var(--ink-2);font-size:15px}
.faq-list details{border-bottom:1px solid var(--line)}
.faq-list details:first-child{border-top:1px solid var(--line)}
.faq-list summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:20px 6px;font-size:16px;font-weight:650;letter-spacing:-.01em;transition:color .2s}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:hover{color:var(--blue)}
.faq-list summary span{margin-left:auto;width:26px;height:26px;flex-shrink:0;border:1px solid var(--line);border-radius:8px;display:grid;place-items:center;font-weight:400;font-size:15px;color:var(--ink-3);transition:transform .3s var(--ease),background .2s,color .2s}
.faq-list details[open] summary span{transform:rotate(45deg);background:var(--ink);border-color:var(--ink);color:#fff}
.faq-list details p{padding:0 6px 22px 42px;color:var(--ink-2);font-size:14.5px}
/* ---------- 收束 · 交付确认单 ---------- */
.closing{position:relative;padding-block:112px;overflow:clip}
.closing-orbit{position:absolute;inset:0;pointer-events:none}
.closing-orbit::before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:820px;height:820px;border:1px dashed rgba(29,78,216,.2);border-radius:50%;animation:ring-spin 80s linear infinite}
.closing-orbit::after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:540px;height:540px;border-radius:50%;background:radial-gradient(circle,rgba(8,145,178,.09),rgba(29,78,216,.05) 46%,transparent 70%);filter:blur(6px)}
.delivery-note{position:relative;z-index:2;border:1px solid var(--line);border-radius:26px;background:radial-gradient(620px 320px at 88% -4%,rgba(8,145,178,.08),transparent 62%),radial-gradient(520px 340px at 2% 104%,rgba(29,78,216,.07),transparent 56%),var(--sheet);box-shadow:0 54px 120px -62px rgba(21,42,90,.55),inset 0 1px 0 #fff;padding:52px 60px 42px;text-align:left;overflow:hidden}
.note-head{display:flex;align-items:center;justify-content:space-between;gap:18px;font-family:var(--font-body);font-size:10.5px;font-weight:700;letter-spacing:.2em;color:var(--ink-3);padding-bottom:18px;border-bottom:1px solid var(--line-soft)}
.note-no b{color:var(--seal);font-weight:700}
.delivery-note .wordmark{margin-top:36px}
.delivery-note h2{font-size:clamp(36px,4.6vw,58px);line-height:1.12;letter-spacing:-.035em;font-weight:900;margin-top:22px}
.delivery-note>p{margin-top:18px;font-size:16px;color:var(--ink-2)}
.delivery-note .hero-actions{margin-top:32px}
.closing-stamp{position:absolute;top:44px;right:52px;z-index:5;display:block;width:172px;height:auto;transform:rotate(-8deg);box-shadow:none;filter:drop-shadow(0 14px 30px rgba(217,45,32,.16))}
.closing-stamp svg{display:block;width:100%;height:auto}
.reveal .closing-stamp{opacity:0;transform:rotate(18deg) scale(1.5);transition:opacity .5s ease .4s,transform .6s cubic-bezier(.2,1.5,.3,1) .4s}
.reveal.visible .closing-stamp{opacity:.94;transform:rotate(-8deg) scale(1)}
.delivery-note .product-signoff{margin:46px -60px -42px;padding:20px 60px 24px;border-top:1px solid var(--line-soft);background:rgba(237,241,248,.55)}
.product-signoff{display:flex;flex-wrap:wrap;align-items:center;gap:12px 26px;font-family:var(--font-body);font-size:11px;color:var(--ink-3);letter-spacing:.08em}
.product-signoff>span:first-child{font-weight:700;color:var(--ink-2)}
.product-signoff>span small{font-weight:400;letter-spacing:.04em}
.product-signoff>div{display:flex;flex-wrap:wrap;gap:20px;margin-left:auto}
.product-signoff button,.product-signoff a{font-family:var(--font-body);font-size:11px;font-weight:600;letter-spacing:.08em;color:var(--ink-2);text-decoration:none;background:none;border:0;padding:2px 0;transition:color .2s}
.product-signoff button:hover,.product-signoff a:hover{color:var(--blue)}

/* ---------- Dialog / Toast ---------- */
.info-dialog{border:0;border-radius:22px;background:var(--sheet);color:var(--ink);padding:0;max-width:520px;width:calc(100% - 40px);box-shadow:0 60px 140px -40px rgba(11,19,34,.55)}
.info-dialog::backdrop{background:rgba(11,19,34,.45);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.info-dialog-inner{position:relative;padding:34px 36px 30px}
.info-dialog-inner::before{content:"";position:absolute;top:0;left:36px;right:36px;height:3px;border-radius:0 0 4px 4px;background:var(--grad)}
.dialog-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-2);display:grid;place-items:center;font-size:15px;transition:all .2s}
.dialog-close:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.info-dialog h3{font-size:21px;letter-spacing:-.02em;margin-top:12px}
.dialog-body{margin-top:14px}
.dialog-body p{font-size:14.5px;color:var(--ink-2)}
.dialog-body p+p{margin-top:10px}
.dialog-info{background:var(--paper);border:1px solid var(--line-soft);border-radius:13px;padding:15px 18px;margin:16px 0;font-size:13.5px;color:var(--ink-2)}
.dialog-info strong{color:var(--ink)}
.dialog-caption{font-family:var(--font-body);font-size:10px;font-weight:700;letter-spacing:.2em;color:var(--ink-3)}
.dialog-action{display:flex;align-items:center;justify-content:center;gap:9px;width:100%;margin-top:20px;background:var(--ink);color:#fff;border-radius:12px;padding:14px;font-size:14.5px;font-weight:650;text-decoration:none;border:0;transition:background .2s,transform .2s}
.dialog-action:hover{background:#152244;transform:translateY(-1px)}
.dialog-action small{display:block;font-size:10.5px;font-weight:400;opacity:.75;margin-top:2px}
a.dialog-action{text-align:center}
a.dialog-action small{margin-top:0}
.dialog-secondary{display:block;width:100%;margin-top:11px;text-align:center;font-size:13px;color:var(--ink-2);padding:11px;border:1px solid var(--line);border-radius:12px;transition:all .2s}
.dialog-secondary:hover{border-color:var(--blue);color:var(--blue)}
.dialog-contact{display:block;text-align:center;margin-top:20px;padding-top:18px;border-top:1px dashed var(--line);font-family:var(--font-body);font-size:16px;font-weight:700;letter-spacing:.06em;color:var(--blue);text-decoration:none}
.dialog-contact:hover{text-decoration:underline}
.toast{position:fixed;left:50%;bottom:-80px;transform:translateX(-50%);background:var(--ink);color:#fff;font-size:13px;font-weight:650;padding:13px 24px;border-radius:999px;box-shadow:0 24px 60px -20px rgba(11,19,34,.6);z-index:120;opacity:0;transition:bottom .4s var(--ease),opacity .4s;pointer-events:none;max-width:calc(100vw - 40px)}
.toast.show{bottom:34px;opacity:1}
/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .8s var(--ease);transition-delay:var(--reveal-delay,0s)}
.motion-ready .reveal.visible,.motion-ready .reveal.is-visible{opacity:1;transform:none}
/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .section-space{padding-block:88px}
  .hero-intro{grid-template-columns:1fr;gap:44px}
  .intelligence-engine{min-height:440px}
  .workflow-grid{grid-template-columns:1fr;gap:34px}
  .workflow-tabs{border-top:0}
  .workflow-visual{min-height:420px}
  .capability-grid{grid-template-columns:1fr 1fr}
  .model-card{grid-row:auto;grid-column:1/-1}
  .scenario-panel{grid-template-columns:1fr;gap:60px}
  .section-intro,.section-heading,.ecosystem-heading,.faq-grid{grid-template-columns:1fr;gap:20px}
  .faq-grid{gap:32px}
  .deployment{grid-template-columns:1fr;gap:26px}
  .delivery-note{padding:42px 44px 34px}
  .delivery-note .product-signoff{margin:38px -44px -34px;padding:18px 44px 22px}
  .closing-stamp{top:32px;right:36px;width:150px}
}
@media (max-width:1023px){
  .section-links{display:none}
  .value-strip{grid-template-columns:1fr}
  .value-strip>div+div::before{left:24px;right:24px;top:0;bottom:auto;width:auto;height:1px}
  .reuse-visual{grid-template-columns:1fr;gap:10px;padding:22px}
  .reuse-connector{height:26px;transform:rotate(90deg);margin:-8px 0}
  .open-benefits{grid-template-columns:1fr}
  .architecture-bottom{grid-template-columns:1fr}
  .architecture-bottom>div{border-left:0;border-top:1px solid var(--line-soft)}
  .architecture-bottom>div:first-child{border-top:0}
  .architecture-core>span{position:static;margin-left:auto}
  .architecture-core{flex-wrap:wrap}
  .workspace{grid-template-columns:1fr}
  .workspace-sidebar{display:none}
  .ring-one,.orbit-particle{width:330px;height:330px}
  .model-orbit{min-height:280px}
  .label-a{left:2%}.label-b{right:2%}
  .orbit-label{font-size:9px;padding:6px 10px}
}
@media (max-width:767px){
  .sw-wrap{width:calc(100% - 36px)}
  .section-space{padding-block:64px}
  .hero{padding-top:48px}
  .hero-intro{padding-top:40px}
  .hero h1{font-size:clamp(36px,10vw,46px)}
  .hero-facts{flex-wrap:wrap;row-gap:10px}
  .spec-ticker{margin-top:56px}
  .product-nav{height:58px}
  .product-nav-inner{gap:16px}
  .product-nav .nav-cta{padding:9px 14px;font-size:12.5px}
  .brand-tag{display:none}
  .workspace-stage{margin-top:52px}
  .demo-topline{flex-direction:column;align-items:flex-start}
  .demo-toolbar{flex-wrap:wrap}
  .workspace{min-height:0}
  .workspace-main{padding:16px 16px 18px}
  .task-heading{flex-direction:column}
  .flow-track{flex-direction:column;gap:6px}
  .flow-track>i{width:auto;height:10px;background:repeating-linear-gradient(180deg,var(--line) 0 4px,transparent 4px 8px)}
  .execution-head{flex-wrap:wrap}
  .status-tag{margin-left:0}
  .workspace-bottom{flex-direction:column;gap:8px}
  .scenario-panel{padding:26px 20px}
  .floating-result{left:10px;right:10px;bottom:-20px}
  .scenario-screen{transform:none}
  .deployment{padding:24px 20px}
  .architecture-core .wordmark{padding:10px 14px}
  .architecture-core .wordmark img{height:22px}
  .product-signoff{flex-direction:column;align-items:flex-start}
  .product-signoff .sw-button{margin-left:0}
  .closing{padding-block:72px}
  .delivery-note{padding:32px 22px 26px;border-radius:20px}
  .delivery-note .product-signoff{margin:34px -22px -26px;padding:16px 22px 20px;flex-direction:column;align-items:flex-start;gap:10px}
  .product-signoff>div{margin-left:0;gap:16px}
  .closing-stamp{top:18px;right:16px;width:116px}
  .note-head{flex-direction:column;align-items:flex-start;gap:6px;padding-bottom:14px}
  .delivery-note h2{margin-top:16px}
  .info-dialog-inner{padding:26px 22px 24px}
}
@media (max-width:560px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .sw-button{justify-content:center}
  .hero-facts{font-size:10px;letter-spacing:.12em}
  .intelligence-engine{min-height:400px}
  .engine-input,.engine-output{position:static;transform:none;margin:14px 14px 0}
  .engine-agents{position:static;transform:none;margin:10px 14px 0}
  .intelligence-engine{display:flex;flex-direction:column;justify-content:space-between}
  .engine-art{position:static;transform:none;margin:24px auto;width:82%}
  .engine-caption{position:static;transform:none;align-self:center;margin-bottom:16px}
  .engine-stamp{right:10px;top:10px;transform:rotate(9deg) scale(.8)}
  .plugin-grid{grid-template-columns:1fr}
  .scenario-tabs button{flex:1;justify-content:center;padding:11px 12px;font-size:12.5px}
  .capability-grid{grid-template-columns:1fr}
  .value-strip>div{padding:20px}
  .flow-track button{padding:9px 10px}
}
/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .reveal .closing-stamp{opacity:.94;transform:rotate(-8deg) scale(1)}
  .spec-track,.ring-one,.ring-two,.orbit-particle,.orbit-label,.live-dot,.node-state,.engine-node[aria-pressed="true"] .node-state{animation:none}
  .workspace.tour-playing .demo-tour-progress i{animation:none}
  .spinning{animation:none}
  .sw-button,.cap-card,.plugin-card,.engine-node,.open-benefits article,.deployment-options button,.workflow-tabs button{text-decoration:none}
  .sw-button:hover,.cap-card:hover,.plugin-card:hover,.engine-node:hover,.open-benefits article:hover,.deployment-options button:hover{transform:none}
  .closing-orbit::before{animation:none}
}