/* BRX PoC Chatbot — Styles */
:root {
    --brx-primary:      #0a2342;
    --brx-secondary:    #1a73e8;
    --brx-accent:       #e8f0fe;
    --brx-text:         #1a1a2e;
    --brx-card-bg:      #ffffff;
    --brx-user-msg-bg:  #0a2342;
    --brx-user-msg-text:#ffffff;
    --brx-bot-msg-bg:   #ffffff;
    --brx-tag-text:     #1a73e8;
    --brx-radius:       12px;
    --brx-shadow:       0 2px 12px rgba(10,35,66,.10);
}

/* ── Floating trigger button ────────────────────────────── */
.brx-poc-trigger {
    position: fixed;
    bottom: 96px; /* rialzato per non sovrapporsi al badge reCAPTCHA in basso a destra */
    right: 28px;
    z-index: 99998;
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: var(--brx-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 18px rgba(10,35,66,.35);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    line-height: 1;
    transition: background .2s, transform .2s, box-shadow .2s, opacity .2s;
    outline: none;
}

.brx-poc-trigger:hover {
    background: var(--brx-secondary);
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(10,35,66,.4);
}

.brx-poc-trigger .brx-icon-open,
.brx-poc-trigger .brx-icon-close {
    transition: opacity .2s, transform .2s;
    position: absolute;
}

.brx-poc-trigger .brx-icon-close {
    opacity: 0;
    transform: rotate(-90deg) scale(.7);
}

.brx-poc-trigger.is-open .brx-icon-open {
    opacity: 0;
    transform: rotate(90deg) scale(.7);
}

.brx-poc-trigger.is-open .brx-icon-close {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* ── Fumetto "Provami!" accanto al trigger ──────────────── */
/* Nascosto di default: lo mostra il JS solo a chi non ha mai aperto la chat
   (evita il lampeggio del fumetto già "visto" al caricamento). */
.brx-poc-teaser {
    display: none;
    position: fixed;
    bottom: 112px; /* allineato al centro del trigger (bottom 96 + 68/2 - ~18) */
    right: 108px;  /* right 28 + 68 di bottone + 12 di gap */
    z-index: 99998;
    background: var(--brx-secondary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    padding: 10px 14px;
    border-radius: var(--brx-radius);
    box-shadow: var(--brx-shadow);
    white-space: nowrap;
    pointer-events: none;
    transition: opacity .2s;
    animation: brx-poc-teaser-float 2.4s ease-in-out infinite;
}

/* Codina del fumetto verso il bottone */
.brx-poc-teaser::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -5px;
    width: 10px;
    height: 10px;
    background: inherit;
    transform: translateY(-50%) rotate(45deg);
    border-radius: 2px;
}

@keyframes brx-poc-teaser-float {
    0%, 100% { transform: translateX(0); }
    50%      { transform: translateX(-5px); }
}

@media (prefers-reduced-motion: reduce) {
    .brx-poc-teaser { animation: none; }
}

/* ── Floating panel ─────────────────────────────────────── */
.brx-poc-panel {
    position: fixed;
    bottom: 178px; /* segue il pulsante rialzato (96 + 68 + gap) */
    right: 28px;
    z-index: 99997;
    width: 420px;
    max-width: calc(100vw - 40px);
    max-height: min(82vh, calc(100vh - 200px)); /* resta dentro il viewport col pulsante più in alto */
    background: #f5f7fa;
    border-radius: var(--brx-radius);
    box-shadow: 0 8px 40px rgba(10,35,66,.22);
    display: flex;
    flex-direction: column;
    overflow: hidden;

    opacity: 0;
    transform: translateY(18px) scale(.97);
    pointer-events: none;
    transition: opacity .22s ease, transform .22s ease;
}

.brx-poc-panel.is-open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* ── Header ─────────────────────────────────────────────── */
.brx-poc-header {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--brx-primary);
    color: #fff;
    padding: 14px 16px;
    flex-shrink: 0;
}

.brx-poc-logo {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.brx-poc-header-text {
    flex: 1;
    min-width: 0;
}

.brx-poc-title {
    margin: 0;
    font-size: .95rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}

.brx-poc-subtitle {
    margin: 2px 0 0;
    font-size: .74rem;
    opacity: .82;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Header action buttons */
.brx-poc-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.brx-poc-header-btn {
    background: rgba(255,255,255,.12);
    border: none;
    color: rgba(255,255,255,.85);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background .18s, color .18s;
    padding: 0;
    flex-shrink: 0;
}

.brx-poc-header-btn:hover {
    background: rgba(255,255,255,.25);
    color: #fff;
}

/* ── Scrollable body ────────────────────────────────────── */
.brx-poc-body {
    flex: 1;
    overflow-y: auto;
    padding: 14px 14px 6px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    scroll-behavior: smooth;
}

/* ── Welcome message ────────────────────────────────────── */
.brx-poc-welcome {
    background: var(--brx-bot-msg-bg);
    border: 1px solid rgba(0,0,0,.08);
    border-radius: var(--brx-radius);
    padding: 13px 15px;
    font-size: .87rem;
    color: var(--brx-text);
    line-height: 1.55;
    box-shadow: var(--brx-shadow);
}

/* ── Suggestion chips ───────────────────────────────────── */
.brx-poc-suggestions {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.brx-poc-suggestion-btn {
    background: #fff;
    border: 1.5px solid rgba(26,115,232,.3);
    color: var(--brx-secondary);
    border-radius: 20px;
    padding: 7px 14px;
    font-size: .81rem;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    transition: background .16s, border-color .16s, color .16s;
    line-height: 1.3;
}

.brx-poc-suggestion-btn:hover {
    background: var(--brx-accent);
    border-color: var(--brx-secondary);
    color: var(--brx-primary);
}

/* ── Conversation history ───────────────────────────────── */
.brx-poc-history {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* User turn */
.brx-poc-turn-user {
    display: flex;
    justify-content: flex-end;
}

.brx-poc-user-bubble {
    background: var(--brx-user-msg-bg);
    color: var(--brx-user-msg-text);
    border-radius: 16px 16px 4px 16px;
    padding: 10px 14px;
    font-size: .87rem;
    max-width: 82%;
    line-height: 1.45;
    word-break: break-word;
}

/* Bot turn */
.brx-poc-turn-bot {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ── PoC Card ───────────────────────────────────────────── */
.brx-poc-card {
    background: var(--brx-bot-msg-bg);
    border: 1px solid rgba(0,0,0,.09);
    border-radius: var(--brx-radius);
    box-shadow: var(--brx-shadow);
    padding: 13px 15px;
    transition: box-shadow .2s;
}

.brx-poc-card:hover {
    box-shadow: 0 4px 20px rgba(10,35,66,.15);
}

.brx-poc-card-area {
    font-size: .67rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--brx-secondary);
    margin-bottom: 4px;
}

.brx-poc-card-title {
    font-size: .91rem;
    font-weight: 700;
    color: var(--brx-text);
    margin: 0 0 8px;
}

.brx-poc-card-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 11px;
}

.brx-poc-tag {
    background: var(--brx-accent);
    /* fallback: installazioni con il CSS nuovo ma l'opzione non ancora salvata */
    color: var(--brx-tag-text, var(--brx-secondary));
    border-radius: 20px;
    font-size: .71rem;
    font-weight: 600;
    padding: 2px 9px;
}

.brx-poc-card-download {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: transparent;
    border: 1.5px solid var(--brx-primary);
    color: var(--brx-primary);
    border-radius: 7px;
    padding: 5px 12px;
    font-size: .77rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background .18s, color .18s;
}

.brx-poc-card-download:hover {
    background: var(--brx-primary);
    color: #fff;
    text-decoration: none;
}

/* ── Loading ────────────────────────────────────────────── */
.brx-poc-loading {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--brx-text);
    opacity: .7;
    font-size: .84rem;
    padding: 4px 2px;
}

.brx-poc-spinner {
    width: 17px;
    height: 17px;
    border: 2px solid var(--brx-accent);
    border-top-color: var(--brx-secondary);
    border-radius: 50%;
    animation: brx-spin .7s linear infinite;
    flex-shrink: 0;
}

@keyframes brx-spin { to { transform: rotate(360deg); } }

/* ── Error ──────────────────────────────────────────────── */
.brx-poc-error {
    background: #fff0f0;
    border: 1px solid #ffcccc;
    color: #c0392b;
    border-radius: var(--brx-radius);
    padding: 10px 13px;
    font-size: .83rem;
}

/* ── Input form ─────────────────────────────────────────── */
.brx-poc-form-wrap {
    padding: 9px 12px 12px;
    flex-shrink: 0;
    border-top: 1px solid rgba(0,0,0,.07);
    background: #f5f7fa;
}

.brx-poc-ai-notice {
    margin: 6px 0 0;
    font-size: 11px;
    line-height: 1.35;
    color: #5f6b7a;
    text-align: center;
}

.brx-poc-form {
    display: flex;
    gap: 8px;
    align-items: center;
}

.brx-poc-input {
    flex: 1;
    border: 1.5px solid #d0d7e2;
    border-radius: 8px;
    padding: 9px 12px;
    font-size: .87rem;
    color: var(--brx-text);
    background: #fff;
    outline: none;
    transition: border-color .18s;
    box-shadow: none;
    min-width: 0;
}

.brx-poc-input:focus {
    border-color: var(--brx-secondary);
}

.brx-poc-submit {
    background: var(--brx-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 9px 16px;
    font-size: .87rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .18s, opacity .18s;
    white-space: nowrap;
    flex-shrink: 0;
}

.brx-poc-submit:hover {
    background: var(--brx-secondary);
}

.brx-poc-submit:disabled {
    opacity: .6;
    cursor: not-allowed;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 480px) {
    .brx-poc-trigger {
        bottom: 76px; /* sopra il badge reCAPTCHA anche su mobile */
        right: 18px;
    }

    .brx-poc-teaser {
        bottom: 92px;
        right: 98px;
        font-size: 13px;
        padding: 8px 12px;
    }

    /* Hide floating trigger when panel is open — close is in the header */
    .brx-poc-trigger.is-open {
        opacity: 0;
        pointer-events: none;
    }

    .brx-poc-panel {
        right: 0;
        bottom: 0;
        width: 100vw;
        max-width: 100vw;
        max-height: 92vh;
        border-radius: var(--brx-radius) var(--brx-radius) 0 0;
    }

    /* Sotto i 16px Safari iOS zooma la pagina al focus dell'input */
    .brx-poc-input {
        font-size: 16px;
    }
}