/* IT Brain live chat — sits above the WhatsApp button */
.itb{--itb-r:max(20px,env(safe-area-inset-right,0px));--itb-b:calc(94px + env(safe-area-inset-bottom,0px));position:fixed;right:var(--itb-r);bottom:var(--itb-b);z-index:60;font-family:inherit}
.itb-launch{position:relative;width:60px;height:60px;border-radius:50%;border:1px solid rgba(255,90,31,.55);background:radial-gradient(circle at 30% 25%,#2A1A10,#0B0706 70%);color:var(--orange);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 14px 40px rgba(255,90,31,.35),inset 0 0 0 1px rgba(255,255,255,.04);transition:transform .3s,box-shadow .3s}
.itb-launch:hover{transform:translateY(-2px) scale(1.06);box-shadow:0 18px 50px rgba(255,90,31,.5)}
.itb-launch:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.itb-launch::after{content:"";position:absolute;top:3px;right:3px;width:12px;height:12px;border-radius:50%;background:#3FD07F;border:2px solid #0B0706}
.itb-logo .dots{grid-template-columns:repeat(4,5px);gap:3px}
.itb-logo .dots i{width:5px;height:5px}
.itb-x{display:none;color:var(--ink)}
.itb[data-state="open"] .itb-logo{display:none}
.itb[data-state="open"] .itb-x{display:flex}
.itb[data-state="open"] .itb-launch::after,.itb[data-state="open"] .itb-tag{display:none}
.itb-tag{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);white-space:nowrap;background:#140C08;border:1px solid var(--line2);color:var(--ink);font-size:13px;font-weight:800;letter-spacing:.02em;padding:7px 12px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .25s}
.itb-launch:hover .itb-tag,.itb-launch:focus-visible .itb-tag{opacity:1}

.itb-teaser{position:absolute;right:0;bottom:74px;width:240px;background:#140C08;border:1px solid var(--line2);border-radius:18px 18px 4px 18px;padding:14px 32px 14px 16px;font-size:14px;color:var(--muted);box-shadow:0 20px 50px rgba(0,0,0,.5);animation:itbIn .35s ease}
.itb-teaser b{color:var(--orange2)}
.itb-teaser-x{position:absolute;top:6px;right:8px;background:none;border:0;color:var(--muted);font-size:18px;cursor:pointer;line-height:1}

.itb-panel{position:absolute;right:0;bottom:76px;width:min(390px,calc(100vw - 32px));height:min(620px,calc(100vh - 200px));display:flex;flex-direction:column;background:#0B0706;border:1px solid var(--line2);border-radius:26px;overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,.65),0 0 0 1px rgba(255,90,31,.08),0 30px 80px rgba(255,90,31,.12);animation:itbIn .3s cubic-bezier(.2,.7,.2,1)}
@keyframes itbIn{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
.itb-head{display:flex;align-items:center;gap:12px;padding:14px 14px 14px 16px;background:linear-gradient(135deg,#1F120A,#0B0706 70%);border-bottom:1px solid var(--line)}
.itb-av{width:40px;height:40px;border-radius:12px;background:#060504;border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.itb-av .dots{grid-template-columns:repeat(4,4px);gap:2px}
.itb-av .dots i{width:4px;height:4px}
.itb-who{flex:1;min-width:0;display:grid}
.itb-who b{font-size:16px;letter-spacing:-.01em}
.itb-who small{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.itb-who small i{width:7px;height:7px;border-radius:50%;background:#3FD07F;display:inline-block;flex-shrink:0;box-shadow:0 0 8px #3FD07F}
.itb-icon{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--muted);display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}
.itb-icon:hover{color:var(--ink);border-color:var(--line2)}

.itb-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth;overscroll-behavior:contain}
.itb-msg{max-width:88%;font-size:14.5px;line-height:1.55;word-wrap:break-word;overflow-wrap:anywhere}
.itb-msg.u{align-self:flex-end;background:var(--orange);color:#140A05;padding:10px 14px;border-radius:18px 18px 4px 18px;font-weight:600}
.itb-msg.b{align-self:flex-start;display:flex;gap:8px;max-width:94%}
.itb-msg.b .itb-mini{width:26px;height:26px;border-radius:8px;background:#140C08;border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}
.itb-mini .dots{grid-template-columns:repeat(4,3px);gap:1.5px}
.itb-mini .dots i{width:3px;height:3px;animation:none}
.itb-bub{background:#160E0A;border:1px solid var(--line);color:var(--ink);padding:11px 14px;border-radius:4px 18px 18px 18px;min-width:0;display:grid;gap:10px}
.itb-bub p{margin:0}
.itb-bub ul,.itb-bub ol{margin:0;padding-left:18px;display:grid;gap:3px}
.itb-bub a{color:var(--orange2);font-weight:700}
.itb-bub b{color:#fff}
.itb-rows{display:grid;grid-template-columns:1fr auto;gap:6px 12px;font-size:13px;margin:0;padding:10px 12px;border-radius:12px;background:#0B0706;border:1px solid var(--line)}
.itb-rows dt{color:var(--muted)}
.itb-rows dd{margin:0;text-align:right;font-weight:700}
.itb-rows .st-ok{color:#4ADE80}.itb-rows .st-warn{color:#FBBF24}.itb-rows .st-bad{color:#F87171}
.itb-cards{display:grid;gap:8px}
.itb-card{border:1px solid var(--line2);border-radius:14px;padding:10px 12px;background:#0B0706;display:grid;gap:8px}
.itb-card-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.itb-card-top b{font-size:14px;line-height:1.3}
.itb-card-top span{font-weight:800;color:var(--orange2);white-space:nowrap}
.itb-card small{color:var(--muted);font-size:12px}
.itb-card-act{display:flex;gap:8px}
.itb-card-act a,.itb-card-act button{flex:1;text-align:center;font:inherit;font-size:13px;font-weight:800;padding:8px 10px;border-radius:999px;cursor:pointer;text-decoration:none}
.itb-card-act .v{border:1px solid var(--line2);color:var(--ink);background:transparent}
.itb-card-act .a{border:0;background:var(--orange);color:#140A05}
.itb-card-act .a.ok{background:#3FD07F}
.itb-card-act .a[disabled]{opacity:.7;cursor:wait}
.itb-links{display:flex;flex-wrap:wrap;gap:6px}
.itb-links a{font-size:13px;font-weight:800;text-decoration:none;padding:7px 12px;border-radius:999px;border:1px solid var(--line2);color:var(--orange2)}
.itb-links a.wa{background:#1DAA61;border-color:#1DAA61;color:#fff}
.itb-chips{display:flex;flex-wrap:wrap;gap:6px;padding-left:34px}
.itb-chips button{font:inherit;font-size:13px;font-weight:700;padding:7px 12px;border-radius:999px;border:1px solid rgba(255,90,31,.45);background:rgba(255,90,31,.08);color:var(--ink);cursor:pointer;transition:background .2s}
.itb-chips button:hover{background:rgba(255,90,31,.2)}
.itb-typing{display:inline-flex;gap:4px;padding:4px 0}
.itb-typing i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:itbDot 1.2s infinite}
.itb-typing i:nth-child(2){animation-delay:.15s}.itb-typing i:nth-child(3){animation-delay:.3s}
@keyframes itbDot{0%,60%,100%{opacity:.3;transform:none}30%{opacity:1;transform:translateY(-3px)}}

.itb-form{display:flex;gap:8px;align-items:flex-end;padding:12px;border-top:1px solid var(--line);background:#0E0907}
.itb-form textarea{flex:1;resize:none;max-height:120px;min-height:44px;background:#160E0A;border:1px solid var(--line2);border-radius:16px;padding:11px 14px;color:var(--ink);font:inherit;font-size:15px;line-height:1.4}
.itb-form textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,90,31,.18)}
.itb-send{width:44px;height:44px;border-radius:50%;border:0;background:var(--orange);color:#140A05;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}
.itb-send[disabled]{opacity:.5;cursor:default}
.itb-foot{text-align:center;font-size:11.5px;color:var(--muted);padding:0 12px 10px;background:#0E0907}
.itb-foot a{color:var(--muted)}

@media (max-width:560px){
  .itb[data-state="open"]{right:0;bottom:0;left:0;top:0}
  .itb[data-state="open"] .itb-launch{display:none}
  .itb-panel{position:fixed;inset:0;width:auto;height:auto;border-radius:0;border:0;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
  .itb-teaser{width:210px}
}
body.itb-open .wa{z-index:39}
@media (prefers-reduced-motion:reduce){.itb-panel,.itb-teaser{animation:none}.itb-typing i{animation:none}}
.itb-rows{grid-template-columns:minmax(0,1fr) minmax(0,auto)}
.itb-rows dt,.itb-rows dd{overflow-wrap:normal;word-break:normal;hyphens:auto}
.itb-rows dd{max-width:52vw}