#es-bess-ai-dc{
  --es-green:#23ac39;
  --es-green-dark:#1b842c;
  --es-green-soft:#e8f6ea;
  --es-ink:#1f2933;
  --es-ink-2:#52606d;
  --es-ink-3:#7b8794;
  --es-line:#e3e8ee;
  --es-bg-soft:#f7f9fa;
  --es-font:'Opensans-Regular','Open Sans',Arial,Helvetica,sans-serif;
  --es-font-b:'OpenSans-Bold','Open Sans',Arial,Helvetica,sans-serif;
  --es-r:14px;
  --es-shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);

  font-family:var(--es-font);
  color:var(--es-ink);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  max-width:1080px;
  margin:0 auto;
  padding:0 20px 56px;
  box-sizing:border-box;
}
#es-bess-ai-dc *,#es-bess-ai-dc *::before,#es-bess-ai-dc *::after{box-sizing:border-box;}
#es-bess-ai-dc p{margin:0 0 18px;line-height:1.75;}
#es-bess-ai-dc a{color:var(--es-green-dark);text-decoration:none;}
#es-bess-ai-dc a:hover{text-decoration:underline;}
#es-bess-ai-dc img{max-width:100%;height:auto;}
#es-bess-ai-dc strong{font-family:var(--es-font-b);font-weight:700;}

/* ---------- Hero ---------- */
.es-bess-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#10281a 0%,#17492a 55%,#1b842c 100%);
  border-radius:18px;padding:44px 40px 40px;margin:24px 0 32px;color:#fff;
}
.es-bess-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:radial-gradient(120% 90% at 88% 10%,#000 0%,transparent 70%);
  -webkit-mask-image:radial-gradient(120% 90% at 88% 10%,#000 0%,transparent 70%);
}
.es-bess-hero-in{position:relative;z-index:2;max-width:760px;}
.es-bess-kicker{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:12.5px;letter-spacing:.09em;text-transform:uppercase;
  padding:6px 13px;border-radius:999px;margin-bottom:20px;
}
.es-bess-kicker i{width:6px;height:6px;border-radius:50%;background:#5ddc7a;display:block;}
.es-bess-hero h1{
  font-family:var(--es-font-b);
  font-size:clamp(27px,4.1vw,44px);
  line-height:1.2;letter-spacing:-.015em;margin:0 0 18px;color:#fff;
}
.es-bess-hero h1 em{font-style:normal;color:#7ee694;}
.es-bess-hero p{font-size:17px;line-height:1.7;color:rgba(255,255,255,.86);margin:0 0 24px;max-width:680px;}
.es-bess-meta{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:rgba(255,255,255,.7);}
.es-bess-meta span{display:inline-flex;align-items:center;gap:7px;}
.es-bess-meta svg{width:14px;height:14px;flex:none;opacity:.8;}

/* ---------- Lead ---------- */
.es-bess-lead{
  background:var(--es-green-soft);border-left:4px solid var(--es-green);
  border-radius:0 var(--es-r) var(--es-r) 0;padding:22px 26px;margin:0 0 34px;
  font-size:17px;line-height:1.72;color:#25513a;
}

/* ---------- Table of contents ---------- */
.es-bess-toc{
  border:1px solid var(--es-line);border-radius:var(--es-r);
  background:#fff;padding:24px 26px;margin:0 0 40px;box-shadow:var(--es-shadow);
}
.es-bess-toc h2{
  font-family:var(--es-font-b);font-size:13px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--es-ink-3);margin:0 0 16px;
}
.es-bess-toc ol{list-style:none;counter-reset:toc;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 28px;}
.es-bess-toc li{counter-increment:toc;}
.es-bess-toc a{
  display:flex;gap:11px;padding:8px 0;font-size:14.5px;line-height:1.5;color:var(--es-ink);
  border-bottom:1px solid transparent;transition:.18s;
}
.es-bess-toc a::before{
  content:counter(toc,decimal-leading-zero);font-family:var(--es-font-b);
  font-size:12px;color:var(--es-green);flex:none;padding-top:2px;
}
.es-bess-toc a:hover{color:var(--es-green-dark);text-decoration:none;padding-left:4px;}

/* ---------- Sections ---------- */
.es-bess-sec{scroll-margin-top:24px;margin:0 0 48px;}
.es-bess-sec > h2{
  font-family:var(--es-font-b);
  font-size:clamp(21px,2.5vw,28px);line-height:1.3;letter-spacing:-.01em;
  margin:0 0 18px;color:var(--es-ink);display:flex;gap:14px;align-items:flex-start;
}
.es-bess-sec > h2 .es-num{
  flex:none;width:34px;height:34px;border-radius:9px;
  background:var(--es-green-soft);color:var(--es-green-dark);
  font-size:15px;display:inline-flex;align-items:center;justify-content:center;
  margin-top:4px;
}
.es-bess-sec h3{
  font-family:var(--es-font-b);font-size:17.5px;line-height:1.4;
  margin:30px 0 12px;color:var(--es-ink);
}
.es-bess-sec h4{
  font-family:var(--es-font-b);font-size:15px;margin:22px 0 8px;color:var(--es-ink);
}

/* pull quote / key question */
.es-bess-quote{
  background:var(--es-bg-soft);border:1px solid var(--es-line);
  border-radius:var(--es-r);padding:24px 26px;margin:26px 0;
  font-family:var(--es-font-b);font-size:18px;line-height:1.6;color:var(--es-ink);
}
.es-bess-quote::before{
  content:"";display:block;width:34px;height:3px;border-radius:2px;
  background:var(--es-green);margin-bottom:14px;
}

/* bullet list */
.es-bess-ul{list-style:none;margin:0 0 20px;padding:0;}
.es-bess-ul li{position:relative;padding:0 0 0 30px;margin-bottom:11px;line-height:1.7;}
.es-bess-ul li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;
  background:var(--es-green-soft);
}
.es-bess-ul li::after{
  content:"";position:absolute;left:5px;top:13px;width:6px;height:3px;
  border-left:1.8px solid var(--es-green);border-bottom:1.8px solid var(--es-green);
  transform:rotate(-45deg);
}
.es-bess-ol{counter-reset:s;margin:0 0 20px;padding:0;list-style:none;}
.es-bess-ol li{counter-increment:s;position:relative;padding:0 0 0 38px;margin-bottom:12px;}
.es-bess-ol li::before{
  content:counter(s);position:absolute;left:0;top:3px;width:24px;height:24px;
  border-radius:7px;background:var(--es-green);color:#fff;
  font-family:var(--es-font-b);font-size:12.5px;
  display:inline-flex;align-items:center;justify-content:center;
}

/* ---------- Architecture diagram (pure CSS) ---------- */
.es-bess-arch{
  border:1px solid var(--es-line);border-radius:var(--es-r);overflow:hidden;
  margin:26px 0;background:#fff;box-shadow:var(--es-shadow);
}
.es-bess-arch-hd{
  background:var(--es-bg-soft);border-bottom:1px solid var(--es-line);
  padding:13px 20px;font-family:var(--es-font-b);font-size:13px;
  letter-spacing:.06em;text-transform:uppercase;color:var(--es-ink-2);
}
.es-bess-arch-bd{padding:26px 22px;}
.es-bess-flow{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}
.es-bess-node{
  flex:1 1 150px;min-width:140px;background:#fff;border:1px solid var(--es-line);
  border-radius:11px;padding:16px 14px;text-align:center;transition:.2s;
}
.es-bess-node b{display:block;font-family:var(--es-font-b);font-size:14px;margin-bottom:4px;}
.es-bess-node span{font-size:12.5px;line-height:1.5;color:var(--es-ink-3);display:block;}
.es-bess-node.is-main{
  background:linear-gradient(160deg,#23ac39,#1b842c);border-color:transparent;color:#fff;
  box-shadow:0 8px 20px rgba(35,172,57,.24);
}
.es-bess-node.is-main b{color:#fff;}
.es-bess-node.is-main span{color:rgba(255,255,255,.85);}
.es-bess-node:hover{transform:translateY(-3px);border-color:var(--es-green);}
.es-bess-arch-ft{padding:14px 22px 20px;font-size:13px;color:var(--es-ink-3);line-height:1.6;}

/* ---------- Application grid ---------- */
.es-bess-apps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:24px 0 8px;}
.es-bess-app{
  border:1px solid var(--es-line);border-radius:var(--es-r);padding:22px 22px 20px;
  background:#fff;transition:.2s;
}
.es-bess-app:hover{border-color:var(--es-green);box-shadow:var(--es-shadow);}
.es-bess-app .es-tag{
  display:inline-block;font-family:var(--es-font-b);font-size:11.5px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--es-green-dark);background:var(--es-green-soft);
  padding:4px 10px;border-radius:6px;margin-bottom:12px;
}
.es-bess-app h3{margin:0 0 8px;font-size:16.5px;}

/* ---------- Tables ---------- */
.es-bess-tw{overflow-x:auto;margin:24px 0;border:1px solid var(--es-line);border-radius:var(--es-r);}
#es-bess-ai-dc table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:520px;background:#fff;}
#es-bess-ai-dc thead th{
  background:var(--es-green-dark);color:#fff;text-align:left;
  font-family:var(--es-font-b);font-weight:700;font-size:13px;
  letter-spacing:.05em;text-transform:uppercase;padding:14px 18px;
}
#es-bess-ai-dc tbody td{padding:14px 18px;border-top:1px solid var(--es-line);vertical-align:top;line-height:1.6;}
#es-bess-ai-dc tbody tr:nth-child(even){background:var(--es-bg-soft);}
#es-bess-ai-dc tbody td:first-child{font-family:var(--es-font-b);color:var(--es-ink);white-space:nowrap;}
.es-bess-cap{font-size:13px;color:var(--es-ink-3);margin-top:10px;line-height:1.6;}

/* ---------- Product cards ---------- */
.es-bess-prods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:26px 0;}
.es-bess-prod{
  border:1px solid var(--es-line);border-radius:var(--es-r);overflow:hidden;background:#fff;
  display:flex;flex-direction:column;box-shadow:var(--es-shadow);
}
.es-bess-prod-hd{
  background:linear-gradient(135deg,#1b842c,#23ac39);color:#fff;padding:20px 22px;
}
.es-bess-prod-hd h3{margin:0;font-size:18px;color:#fff;}
.es-bess-prod-hd p{margin:5px 0 0;font-size:13px;color:rgba(255,255,255,.85);}
.es-bess-prod-bd{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column;}
.es-bess-kv{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px;padding:0;list-style:none;}
.es-bess-kv li{
  background:var(--es-green-soft);color:var(--es-green-dark);
  font-family:var(--es-font-b);font-size:13.5px;padding:5px 12px;border-radius:7px;
}
.es-bess-prod-bd .es-bess-ul{font-size:14.5px;margin-bottom:18px;}
.es-bess-prod-bd .es-bess-ul li{margin-bottom:8px;}
.es-bess-prod-ft{margin-top:auto;}

/* ---------- Case study ---------- */
.es-bess-case{
  background:linear-gradient(120deg,#e8f6ea,#f5fbf6);
  border:1px solid #cfe9d5;border-radius:var(--es-r);
  padding:26px 28px;margin:26px 0;
}
.es-bess-case .es-tag{
  display:inline-block;font-family:var(--es-font-b);font-size:11.5px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--es-green-dark);background:#fff;
  padding:4px 10px;border-radius:6px;margin-bottom:12px;
}
.es-bess-case h3{margin:0 0 10px;font-size:18px;}
.es-bess-stats{display:flex;flex-wrap:wrap;gap:26px;margin:18px 0 4px;padding:0;list-style:none;}
.es-bess-stats li{min-width:110px;}
.es-bess-stats b{display:block;font-family:var(--es-font-b);font-size:24px;color:var(--es-green-dark);line-height:1.2;}
.es-bess-stats span{font-size:12.5px;color:var(--es-ink-2);line-height:1.4;display:block;margin-top:2px;}

/* ---------- Checklist ---------- */
.es-bess-checks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0 8px;}
.es-bess-check{
  background:#fff;border:1px solid var(--es-line);border-radius:var(--es-r);
  padding:18px 18px 16px;transition:.2s;
}
.es-bess-check:hover{border-color:var(--es-green);}
.es-bess-check i{
  width:30px;height:30px;border-radius:8px;background:var(--es-green-soft);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:11px;
}
.es-bess-check i svg{width:15px;height:15px;color:var(--es-green-dark);}
.es-bess-check h4{margin:0 0 6px;font-size:15px;}
.es-bess-check p{margin:0;font-size:13.5px;line-height:1.6;color:var(--es-ink-2);}

/* ---------- Event ---------- */
.es-bess-event{
  background:#10281a;border-radius:var(--es-r);padding:30px 32px;margin:26px 0;color:#fff;
  position:relative;overflow:hidden;
}
.es-bess-event::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(35,172,57,.5),transparent 70%);
}
.es-bess-event-in{position:relative;z-index:2;}
.es-bess-event h3{margin:0 0 6px;font-size:20px;color:#fff;}
.es-bess-event > .es-bess-event-in > p{color:rgba(255,255,255,.8);font-size:15px;margin:0 0 20px;}
.es-bess-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 26px;margin:0 0 22px;padding:0;list-style:none;}
.es-bess-facts li{display:flex;gap:10px;font-size:14.5px;line-height:1.5;color:rgba(255,255,255,.9);}
.es-bess-facts svg{width:16px;height:16px;flex:none;margin-top:3px;color:#7ee694;}
.es-bess-facts b{color:#fff;font-family:var(--es-font-b);}

/* ---------- Buttons ---------- */
.es-bess-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:var(--es-green);color:#fff!important;
  font-family:var(--es-font-b);font-size:15px;line-height:1;
  padding:14px 26px;border-radius:9px;text-decoration:none!important;transition:.2s;
  border:1px solid var(--es-green);
}
.es-bess-btn:hover{background:var(--es-green-dark);border-color:var(--es-green-dark);transform:translateY(-1px);}
.es-bess-btn svg{width:16px;height:16px;}
.es-bess-btn-ghost{
  background:#fff;color:var(--es-green-dark)!important;border-color:#fff;
}
.es-bess-btn-ghost:hover{background:#f0faf2;color:var(--es-green-dark)!important;border-color:#f0faf2;}

/* ---------- FAQ ---------- */
.es-bess-faq{border-top:1px solid var(--es-line);}
.es-bess-faq details{border-bottom:1px solid var(--es-line);}
.es-bess-faq summary{
  list-style:none;cursor:pointer;padding:18px 44px 18px 0;position:relative;
  font-family:var(--es-font-b);font-size:16px;line-height:1.5;color:var(--es-ink);
}
.es-bess-faq summary::-webkit-details-marker{display:none;}
.es-bess-faq summary::after{
  content:"";position:absolute;right:6px;top:50%;width:11px;height:11px;
  margin-top:-7px;border-right:2px solid var(--es-green);border-bottom:2px solid var(--es-green);
  transform:rotate(45deg);transition:.22s;
}
.es-bess-faq details[open] summary::after{transform:rotate(-135deg);margin-top:-3px;}
.es-bess-faq .es-ans{padding:0 40px 20px 0;font-size:15px;line-height:1.75;color:var(--es-ink-2);}
.es-bess-faq summary:hover{color:var(--es-green-dark);}

/* ---------- Final CTA ---------- */
.es-bess-cta{
  margin-top:44px;border-radius:18px;overflow:hidden;
  background:linear-gradient(135deg,#1b842c 0%,#23ac39 100%);
  padding:38px 36px;text-align:center;color:#fff;
}
.es-bess-cta h2{font-family:var(--es-font-b);font-size:24px;margin:0 0 10px;color:#fff;}
.es-bess-cta p{color:rgba(255,255,255,.88);max-width:640px;margin:0 auto 22px;font-size:16px;}
.es-bess-cta-btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}

.es-bess-note{
  margin-top:22px;font-size:12.5px;line-height:1.7;color:var(--es-ink-3);
  border-top:1px solid var(--es-line);padding-top:16px;
}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .es-bess-checks{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:720px){
  #es-bess-ai-dc{padding:0 14px 40px;font-size:15.5px;}
  .es-bess-hero{padding:30px 22px;border-radius:14px;}
  .es-bess-toc ol{grid-template-columns:1fr;}
  .es-bess-apps,.es-bess-prods,.es-bess-facts{grid-template-columns:1fr;}
  .es-bess-checks{grid-template-columns:1fr;}
  .es-bess-sec > h2 .es-num{width:28px;height:28px;font-size:13.5px;}
  .es-bess-cta{padding:28px 20px;}
  .es-bess-event{padding:24px 20px;}
}