.kcv-ai-shell{--kcv-navy:#132335;--kcv-blue:#1e5a7b;--kcv-line:#dbe3e9;--kcv-bg:#f4f7f9;--kcv-white:#fff;--kcv-text:#253746;max-width:980px;margin:40px auto;padding:0 18px;color:var(--kcv-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.kcv-ai-heading{padding:32px 34px;background:linear-gradient(135deg,var(--kcv-navy),var(--kcv-blue));border-radius:18px 18px 0 0;color:#fff}.kcv-ai-heading h1{margin:8px 0 12px;font-size:clamp(28px,4vw,44px);line-height:1.08;color:#fff}.kcv-ai-heading p{max-width:760px;margin:0;opacity:.9;line-height:1.6}.kcv-ai-kicker{font-size:12px;letter-spacing:.16em;font-weight:700;opacity:.8}.kcv-ai-gate,.kcv-ai-chat{border:1px solid var(--kcv-line);border-top:0;background:var(--kcv-white);border-radius:0 0 18px 18px;box-shadow:0 16px 50px rgba(19,35,53,.12)}.kcv-ai-gate{padding:30px 34px}.kcv-ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.kcv-ai-gate label>span,.kcv-ai-grid label>span{display:block;margin-bottom:7px;font-size:14px;font-weight:650}.kcv-ai-gate input[type=email],.kcv-ai-gate input[type=text],.kcv-ai-composer textarea{width:100%;box-sizing:border-box;border:1px solid #bfcbd4;border-radius:10px;padding:13px 14px;background:#fff;color:var(--kcv-text);font:inherit;outline:none}.kcv-ai-gate input:focus,.kcv-ai-composer textarea:focus{border-color:var(--kcv-blue);box-shadow:0 0 0 3px rgba(30,90,123,.12)}.kcv-ai-check{display:flex!important;gap:11px;align-items:flex-start;margin:20px 0;font-size:13px;line-height:1.55;font-weight:400!important}.kcv-ai-check input{margin-top:4px;flex:0 0 auto}.kcv-ai-check a{color:var(--kcv-blue);text-decoration:underline}.kcv-ai-primary,.kcv-ai-send{border:0;border-radius:10px;background:var(--kcv-blue);color:#fff;font:inherit;font-weight:700;cursor:pointer}.kcv-ai-primary{padding:13px 20px}.kcv-ai-primary:disabled,.kcv-ai-send:disabled,.kcv-ai-reset:disabled{opacity:.55;cursor:not-allowed}.kcv-ai-note{margin:14px 0 0;font-size:12px;color:#6a7782}.kcv-ai-chat{overflow:hidden}.kcv-ai-status{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 18px;border-bottom:1px solid var(--kcv-line);font-size:13px;background:#fbfcfd}.kcv-ai-status-main{display:flex;align-items:center;gap:9px}.kcv-ai-dot{width:9px;height:9px;border-radius:50%;background:#39a86b;box-shadow:0 0 0 4px rgba(57,168,107,.12)}.kcv-ai-reset{border:1px solid #bfcbd4;border-radius:8px;background:#fff;color:var(--kcv-blue);padding:7px 10px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}.kcv-ai-reset:hover{background:#f4f7f9}.kcv-ai-messages{height:min(calc(58vh - 80px),480px);min-height:280px;overflow-y:scroll!important;overscroll-behavior:contain;scrollbar-gutter:stable;-webkit-overflow-scrolling:touch;touch-action:pan-y;padding:22px;background:var(--kcv-bg)}.kcv-ai-message{display:flex;margin:0 0 15px}.kcv-ai-user{justify-content:flex-end}.kcv-ai-bubble{max-width:min(76%,720px);padding:13px 15px;border-radius:14px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.kcv-ai-assistant .kcv-ai-bubble{background:#fff;border:1px solid var(--kcv-line);border-bottom-left-radius:4px}.kcv-ai-user .kcv-ai-bubble{background:var(--kcv-blue);color:#fff;border-bottom-right-radius:4px}.kcv-ai-composer{display:grid;grid-template-columns:1fr auto;gap:12px;padding:16px 18px 8px;background:#fff}.kcv-ai-composer textarea{resize:vertical;min-height:78px}.kcv-ai-send{align-self:stretch;padding:0 24px}.kcv-ai-meta{display:flex;justify-content:space-between;gap:16px;padding:0 18px 16px;font-size:11px;color:#72808b;background:#fff}.kcv-ai-shell [hidden]{display:none!important}.kcv-ai-access-shell{--kcv-navy:#132335;--kcv-blue:#1e5a7b;--kcv-line:#dbe3e9;--kcv-text:#253746;max-width:620px;margin:70px auto;padding:0 18px;color:var(--kcv-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.kcv-ai-access-card{padding:34px;border:1px solid var(--kcv-line);border-radius:18px;background:#fff;box-shadow:0 16px 50px rgba(19,35,53,.12)}.kcv-ai-access-card .kcv-ai-kicker{color:var(--kcv-blue)}.kcv-ai-access-card h1{margin:8px 0 10px;color:var(--kcv-navy);font-size:clamp(28px,4vw,38px)}.kcv-ai-access-card p{margin:0 0 22px;color:#5c6a75}.kcv-ai-access-card form{display:grid;gap:12px}.kcv-ai-access-card label{font-size:14px;font-weight:700}.kcv-ai-access-card input[type=password]{width:100%;box-sizing:border-box;border:1px solid #bfcbd4;border-radius:10px;padding:13px 14px;background:#fff;color:var(--kcv-text);font:inherit;outline:none}.kcv-ai-access-card input[type=password]:focus{border-color:var(--kcv-blue);box-shadow:0 0 0 3px rgba(30,90,123,.12)}.kcv-ai-access-card .kcv-ai-primary{justify-self:start}.kcv-ai-access-error{margin:0 0 18px;padding:11px 13px;border:1px solid #e3a1a1;border-radius:9px;background:#fff3f3;color:#8a1f1f;font-size:14px}@media(max-width:680px){.kcv-ai-shell{margin:20px auto;padding:0 10px}.kcv-ai-heading,.kcv-ai-gate{padding:24px 20px}.kcv-ai-grid{grid-template-columns:1fr}.kcv-ai-status{align-items:flex-start}.kcv-ai-messages{height:max(240px,calc(52vh - 80px));min-height:240px;padding:15px}.kcv-ai-bubble{max-width:90%}.kcv-ai-composer{grid-template-columns:1fr}.kcv-ai-send{padding:13px 18px}.kcv-ai-meta{flex-direction:column;gap:4px}.kcv-ai-access-shell{margin:35px auto;padding:0 12px}.kcv-ai-access-card{padding:26px 20px}}

/* v1.2.2 visual and perceived-speed improvements */
.kcv-ai-heading,.kcv-ai-heading *{color:#fff!important}
.kcv-ai-access-card .kcv-ai-primary{justify-self:center;min-width:180px;text-align:center}
.kcv-ai-status-tools{display:flex;align-items:center;gap:10px}
.kcv-ai-latency{font-size:11px;color:var(--kcv-blue);white-space:nowrap;background:#eef4f7;border-radius:999px;padding:4px 8px;font-weight:700}
.kcv-ai-thinking .kcv-ai-bubble{display:flex;align-items:center;gap:9px;color:#52616d}
.kcv-ai-thinking-text{min-width:0}
.kcv-ai-thinking-dots{display:inline-flex;align-items:center;gap:4px;flex:0 0 auto}
.kcv-ai-thinking-dots span{width:6px;height:6px;border-radius:50%;background:var(--kcv-blue);opacity:.25;animation:kcv-ai-dot-pulse 1.2s infinite ease-in-out}
.kcv-ai-thinking-dots span:nth-child(2){animation-delay:.16s}
.kcv-ai-thinking-dots span:nth-child(3){animation-delay:.32s}
.kcv-ai-streaming .kcv-ai-bubble::after{content:"";display:inline-block;width:2px;height:1.05em;margin-left:3px;vertical-align:-.12em;background:var(--kcv-blue);animation:kcv-ai-caret .8s steps(1) infinite}
@keyframes kcv-ai-dot-pulse{0%,80%,100%{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}
@keyframes kcv-ai-caret{0%,49%{opacity:1}50%,100%{opacity:0}}
@media(max-width:680px){.kcv-ai-status-tools{width:100%;justify-content:space-between}.kcv-ai-latency{white-space:normal}.kcv-ai-access-card .kcv-ai-primary{width:100%}}

.kcv-ai-queued .kcv-ai-bubble{border-color:rgba(30,90,123,.35);background:#f8fbfd}.kcv-ai-queued .kcv-ai-thinking-text{font-weight:600}

/* v1.2.4 pilot timing diagnostics */
.kcv-ai-response-metrics{display:block;margin-top:9px;padding-top:7px;border-top:1px solid #e8eef2;color:#71808b;font-size:10px;line-height:1.4;font-weight:650;letter-spacing:.01em}

/* v1.2.7 chat usability fixes */
.kcv-ai-assistant{flex-wrap:wrap}
.kcv-ai-copy-row{flex-basis:100%;width:100%;padding:5px 0 0 10px;box-sizing:border-box}
.kcv-ai-copy{appearance:none;border:0;background:transparent;color:var(--kcv-blue);padding:2px 4px;font:inherit;font-size:11px;font-weight:700;cursor:pointer}
.kcv-ai-copy:hover{text-decoration:underline}
.kcv-ai-copy:focus-visible{outline:2px solid var(--kcv-blue);outline-offset:2px;border-radius:4px}
.kcv-ai-messages::-webkit-scrollbar{width:10px}
.kcv-ai-messages::-webkit-scrollbar-thumb{background:#aebbc4;border-radius:999px;border:2px solid var(--kcv-bg)}
.kcv-ai-messages::-webkit-scrollbar-track{background:transparent}