:root{--ink:#0b1220;--slate:#334155;--muted:#64748b;--line:#e2e8f0;--bg:#f5f8ff;--card:#ffffff;--blue:#2563eb;--blue-strong:#1d4ed8;--blue-soft:#eaf1ff;--blue-100:#dbe7ff;--sky:#3b82f6;--teal:#0ea5a4;--green:#7ec492;--amber:#f59e0b;--shadow:0 1px 2px rgba(15,23,42,.06), 0 12px 30px rgba(37,99,235,.08);--shadow-lg:0 24px 60px rgba(15,23,42,.14);--radius:18px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden;background:radial-gradient(1100px 520px at 12% -10%,#e8f0ff,#e8f0ff00 60%),radial-gradient(900px 500px at 100% 0%,#eef5ff,#eef5ff00 55%),var(--bg)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;font-family:inherit;font-weight:650;font-size:14.5px;border-radius:11px;padding:11px 18px;transition:transform .12s ease,box-shadow .2s ease,background .2s}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 20px #2563eb47}
.btn-primary:hover{background:var(--blue-strong);transform:translateY(-1px);box-shadow:0 12px 26px #2563eb5c}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-1px)}
.hero{padding:74px 0 26px;text-align:center}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-strong);background:#fff;border:1px solid var(--blue-100);padding:7px 14px;border-radius:999px;box-shadow:var(--shadow)}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px #2563eb26;animation:pulse 1.8s infinite}
@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}
h1{font-size:clamp(36px,6vw,62px);line-height:1.05;letter-spacing:-.035em;font-weight:850;margin:22px auto 0;max-width:17ch}
h1 .grad{background:linear-gradient(110deg,var(--blue) 10%,var(--sky) 60%,var(--teal) 110%);-webkit-background-clip:text;background-clip:text;color:transparent}
.sub{font-size:clamp(16px,2.1vw,20px);color:var(--slate);max-width:66ch;margin:22px auto 0}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.hero-cta .btn{padding:14px 24px;font-size:15.5px}
.trust{margin-top:18px;font-size:13px;color:var(--muted)}
section{padding:58px 0}
.eyebrow{font-size:12.5px;font-weight:750;letter-spacing:.1em;text-transform:uppercase;color:var(--blue)}
.h2{font-size:clamp(26px,3.4vw,38px);letter-spacing:-.03em;font-weight:800;margin-top:10px;max-width:26ch}
.lead{color:var(--slate);font-size:17px;max-width:66ch;margin-top:14px}
.center{text-align:center}
.center .h2,.center .lead{margin-left:auto;margin-right:auto}

.agent-switch{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.aswitch{font-family:inherit;font-size:14px;font-weight:700;color:var(--slate);background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 18px;cursor:pointer;transition:.15s;box-shadow:var(--shadow)}
.aswitch:hover{border-color:var(--blue-100);color:var(--blue)}
.aswitch.on{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 8px 20px #2563eb47}

.demo-shell{background:var(--card);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-lg);overflow:hidden;margin-top:24px}
.demo-top{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fbfdff,#f4f8ff);flex-wrap:wrap}
.traffic{display:flex;gap:7px}
.traffic i{width:11px;height:11px;border-radius:50%;display:block}
.traffic i:nth-child(1){background:#ff5f57}
.traffic i:nth-child(2){background:#febc2e}
.traffic i:nth-child(3){background:#28c840}
.demo-title{font-weight:800;letter-spacing:-.01em;font-size:15px;margin-left:2px}
.demo-sub{font-size:11.5px;color:var(--muted);margin-left:8px}
.demo-actions{margin-left:auto;display:flex;gap:8px;align-items:center}
.demo-hint{font-size:13px;color:var(--muted);text-align:center;margin-top:14px}
.demo-hint b{color:var(--slate)}

.wf-body{padding:26px 22px}
.wf-canvas{display:flex;align-items:stretch;gap:0;overflow-x:auto;padding-bottom:8px}
.wf-node{flex:none;width:190px;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:14px;transition:.2s;position:relative}
.wf-node .wi{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;color:#fff;margin-bottom:10px}
.wf-node .wi svg{width:17px;height:17px}
.wf-node .wk{font-size:10px;font-weight:750;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.wf-node h4{font-size:13.5px;letter-spacing:-.01em;margin-top:3px;line-height:1.3}
.wf-node.active{border-color:var(--blue);box-shadow:0 0 0 4px #2563eb1f,var(--shadow)}
.wf-node.done{border-color:var(--green);background:#f6fdf8}
.wf-node.done .wk{color:#2f8a52}
.wf-arrow{flex:none;width:34px;display:flex;align-items:center;justify-content:center;color:var(--line);transition:.2s}
.wf-arrow.done{color:var(--green)}
.wf-arrow svg{width:22px;height:22px}
.wi.trigger{background:linear-gradient(135deg,#f59e0b,#fbbf24)}
.wi.source{background:linear-gradient(135deg,var(--teal),#22c1b6)}
.wi.agent{background:linear-gradient(135deg,#7c6df2,#a78bfa)}
.wi.condition{background:linear-gradient(135deg,var(--sky),#60a5fa)}
.wi.action{background:linear-gradient(135deg,var(--blue),var(--blue-strong))}
.wf-log{margin-top:20px;background:#0b1220;border-radius:14px;padding:16px 18px;min-height:150px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.8px;color:#cbd5e1;line-height:1.7}
.wf-log .lg-line{opacity:0;animation:lgIn .3s ease forwards}
@keyframes lgIn{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:none}}
.wf-log .lg-time{color:#64748b;margin-right:8px}
.wf-log .lg-ok{color:#7ec492}
.wf-log .lg-warn{color:#f5b942}
.wf-log .lg-idle{color:#64748b;font-style:italic}

.vgrid{display:grid;gap:18px;grid-template-columns:1fr;margin-top:36px}
@media (min-width:640px){.vgrid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.vgrid.v4{grid-template-columns:repeat(4,1fr)}}
.vcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform .18s,box-shadow .25s}
.vcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.vcard .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;color:#fff;margin-bottom:14px}
.ico.b1{background:linear-gradient(135deg,var(--blue),var(--sky))}
.ico.b2{background:linear-gradient(135deg,var(--teal),#22c1b6)}
.ico.b3{background:linear-gradient(135deg,#7c6df2,#a78bfa)}
.ico.b4{background:linear-gradient(135deg,var(--sky),#60a5fa)}
.vcard .ico svg{width:20px;height:20px}
.vcard h3{font-size:17.5px;letter-spacing:-.02em;margin-bottom:7px}
.vcard p{color:var(--slate);font-size:14.5px}

.steps{display:grid;gap:16px;grid-template-columns:1fr;margin-top:36px}
@media (min-width:900px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);position:relative}
.step .sn{width:30px;height:30px;border-radius:9px;background:var(--blue-soft);color:var(--blue-strong);display:grid;place-items:center;font-weight:800;font-size:14px;margin-bottom:12px}
.step h4{font-size:15.5px;letter-spacing:-.01em;margin-bottom:5px}
.step p{color:var(--slate);font-size:13.5px}
@media (min-width:900px){.step:not(:last-child):after{content:"";position:absolute;right:-13px;top:50%;transform:translateY(-50%);width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;border-left:8px solid var(--line);z-index:1}}

.fstrip{display:grid;gap:16px;grid-template-columns:1fr;margin-top:36px}
@media (min-width:680px){.fstrip{grid-template-columns:repeat(2,1fr)}}
@media (min-width:980px){.fstrip{grid-template-columns:repeat(3,1fr)}}
.feat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);transition:transform .16s,border-color .2s}
.feat:hover{transform:translateY(-3px);border-color:var(--blue-100)}
.feat .fi{width:38px;height:38px;border-radius:10px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;margin-bottom:12px}
.feat .fi svg{width:19px;height:19px}
.feat h4{font-size:16px;letter-spacing:-.01em;margin-bottom:6px}
.feat p{color:var(--slate);font-size:14px}

.stats{display:grid;gap:16px;grid-template-columns:repeat(2,1fr);margin-top:6px}
@media (min-width:760px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow)}
.stat .num{font-size:clamp(28px,4vw,42px);font-weight:850;letter-spacing:-.03em;color:var(--blue);line-height:1}
.stat .lab{font-size:13.5px;color:var(--slate);margin-top:8px;font-weight:550}

.ctaband{margin:30px auto;border-radius:26px;padding:56px 30px;text-align:center;position:relative;overflow:hidden;background:linear-gradient(125deg,#0b1220,#102a5c 55%,#1d4ed8);color:#fff;box-shadow:var(--shadow-lg)}
.ctaband:before{content:"";position:absolute;inset:0;background:radial-gradient(500px 240px at 15% 0,rgba(96,165,250,.4),transparent 60%),radial-gradient(520px 260px at 90% 100%,rgba(14,165,164,.35),transparent 60%)}
.ctaband>*{position:relative}
.ctaband h2{font-size:clamp(28px,4vw,42px);letter-spacing:-.03em;max-width:20ch;margin:0 auto}
.ctaband p{color:#cdd9f2;max-width:56ch;margin:16px auto 0;font-size:17px}
.ctaband .btn-primary{background:#fff;color:var(--blue-strong);margin-top:26px}
.ctaband .btn-primary:hover{background:#eef4ff}

.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%) translateY(20px);background:#0b1220;color:#fff;padding:11px 18px;border-radius:12px;font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:9px;box-shadow:0 16px 40px #0000004d;opacity:0;pointer-events:none;transition:.25s;z-index:99}
.toast.show{opacity:1;transform:translate(-50%) translateY(0)}
.toast .ck{width:18px;height:18px;border-radius:50%;background:var(--green);display:grid;place-items:center;color:#0b1220}
.toast .ck svg{width:11px;height:11px}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}