/* "Ask AI" dialog on the website (js/ai-web.js). Colours match the sign-in dialog (site-account.css). */
.nbfai-modal {
    --nbfai-navy: #222f52;
    --nbfai-gold: #a88757;
    --nbfai-gold-soft: #f6eedf;
    --nbfai-ink: #1f2430;
    --nbfai-muted: #5f6675;
    --nbfai-line: #e6e3dd;
    --nbfai-soft: #f7f5f1;
    --nbfai-danger: #b3261e;
    position: fixed; inset: 0; z-index: 100000; display: none;
    font-family: inherit; color: var(--nbfai-ink);
}
.nbfai-modal.is-open { display: block; }
html.nbfai-lock { overflow: hidden; }
.nbfai-backdrop { position: absolute; inset: 0; background: rgba(20, 22, 40, .45); }
.nbfai-panel {
    position: absolute; right: 24px; bottom: 24px; top: 24px;
    width: min(440px, calc(100vw - 32px)); max-height: 720px; margin-top: auto;
    display: flex; flex-direction: column; background: var(--nbfai-soft);
    border-radius: 18px; box-shadow: 0 20px 60px rgba(0, 0, 0, .25); overflow: hidden;
}
.nbfai-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; background: #fff; border-bottom: 1px solid var(--nbfai-line); }
.nbfai-head strong { flex: 1; font-size: 17px; color: var(--nbfai-navy); }
.nbfai-new, .nbfai-x { background: none !important; border: 0 !important; padding: 4px 6px !important; cursor: pointer; color: var(--nbfai-gold) !important; font: inherit; font-weight: 600; font-size: 14px; }
.nbfai-x { font-size: 26px; line-height: 1; color: var(--nbfai-muted) !important; }
.nbfai-log { flex: 1; overflow-y: auto; padding: 16px; }
.nbfai-intro { background: #fff; border-radius: 14px; padding: 14px; margin: 0 0 16px; font-size: 14.5px; line-height: 1.5; }
.nbfai-hint { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--nbfai-muted); margin: 0 0 8px; }
.nbfai-prompt {
    display: block; width: 100%; text-align: left; margin: 0 0 8px; padding: 11px 14px !important;
    background: #fff !important; color: var(--nbfai-ink) !important; border: 1px solid var(--nbfai-line) !important;
    border-radius: 12px !important; font: inherit; font-size: 14px; font-weight: 400; cursor: pointer; text-transform: none; letter-spacing: 0;
}
.nbfai-prompt:hover { border-color: var(--nbfai-gold) !important; }
.nbfai-user {
    margin: 0 0 12px auto; max-width: 88%; width: fit-content; padding: 10px 14px; white-space: pre-wrap;
    background: var(--nbfai-navy); color: #fff; border-radius: 16px 16px 4px 16px; font-size: 14.5px; line-height: 1.45;
}
.nbfai-user.is-failed { opacity: .6; }
.nbfai-ai { background: #fff; border-radius: 16px 16px 16px 4px; padding: 12px 14px; margin: 0 0 12px; font-size: 14.5px; line-height: 1.5; }
.nbfai-ai p { margin: 0 0 6px; }
.nbfai-ai ul { margin: 0 0 6px; padding-left: 18px; }
.nbfai-ai li { margin: 0 0 4px; }
.nbfai-ai li::marker { color: var(--nbfai-gold); }
.nbfai-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.nbfai-chip { background: var(--nbfai-gold-soft); color: #8a6a37 !important; border-radius: 999px; padding: 4px 11px; font-size: 12.5px; font-weight: 600; text-decoration: none !important; }
.nbfai-chip:hover { background: #efe1c6; }
.nbfai-muted { color: var(--nbfai-muted); font-size: 13px; margin: 4px 0; }
.nbfai-error { color: var(--nbfai-danger); margin: 0; }
.nbfai-card { background: #fff; border-radius: 16px; padding: 22px 18px; text-align: center; margin-top: 30px; }
.nbfai-card h3 { margin: 0 0 6px; font-size: 20px; color: var(--nbfai-navy); }
.nbfai-card p { color: var(--nbfai-muted); margin: 0 0 16px; font-size: 14.5px; }
.nbfai-btn { display: inline-block; background: var(--nbfai-navy); color: #fff !important; padding: 11px 20px; border-radius: 999px; font-weight: 600; font-size: 14px; text-decoration: none !important; }
.nbfai-foot { padding: 8px 14px 14px; border-top: 1px solid var(--nbfai-line); background: var(--nbfai-soft); }
.nbfai-quota { font-size: 12px; color: var(--nbfai-muted); margin: 0 0 6px; }
.nbfai-form { display: flex; gap: 8px; align-items: flex-end; margin: 0; }
.nbfai-form textarea {
    flex: 1; min-width: 0; min-height: 46px; max-height: 120px; resize: none; padding: 12px 14px !important;
    border: 1px solid var(--nbfai-line) !important; border-radius: 12px !important; background: #fff !important;
    font: inherit; font-size: 15px; color: var(--nbfai-ink); box-shadow: none !important;
}
.nbfai-form textarea:focus { outline: none; border-color: var(--nbfai-gold) !important; }
/* Theme button styles (padding, width, text transforms) must not squash the round send button. */
.nbfai-modal .nbfai-send {
    flex: 0 0 46px !important; width: 46px !important; min-width: 46px !important; max-width: 46px !important;
    height: 46px !important; min-height: 46px !important; margin: 0 !important; padding: 0 !important;
    display: inline-flex !important; align-items: center !important; justify-content: center !important;
    border-radius: 50% !important; border: 0 !important; box-shadow: none !important;
    background: var(--nbfai-navy) !important; color: #fff !important; line-height: 1 !important; cursor: pointer;
}
.nbfai-modal .nbfai-send svg { width: 20px; height: 20px; display: block; flex: none; }
.nbfai-modal .nbfai-send:disabled { opacity: .45 !important; cursor: default; }

@media (max-width: 600px) {
    .nbfai-panel { right: 0; left: 0; bottom: 0; top: auto; width: 100%; height: 88vh; max-height: none; border-radius: 18px 18px 0 0; }
}