/* J Services - AI chat widget (sběr poptávek, žádný živý operátor) */

.chatbot-tlacitko {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
    z-index: 9999;
    transition: transform 0.15s ease;
}
.chatbot-tlacitko:hover { transform: scale(1.06); }
.chatbot-tlacitko svg { width: 26px; height: 26px; }
.chatbot-tlacitko.je-otevreno svg.ic-chat { display: none; }
.chatbot-tlacitko:not(.je-otevreno) svg.ic-zavrit { display: none; }

.chatbot-okno {
    position: fixed;
    right: 20px;
    bottom: 88px;
    width: 360px;
    max-width: calc(100vw - 40px);
    height: 500px;
    max-height: calc(100vh - 120px);
    background: var(--bg-primary);
    border: 0.5px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0,0,0,0.18);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 9998;
    font-size: 14px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.chatbot-okno.je-otevreno {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.chatbot-hlavicka {
    padding: 14px 16px;
    background: var(--text-primary);
    color: var(--bg-primary);
    flex-shrink: 0;
}
.chatbot-hlavicka strong { display: block; font-size: 14px; }
.chatbot-hlavicka span { display: block; font-size: 12px; opacity: 0.75; margin-top: 2px; }

.chatbot-zpravy {
    flex: 1;
    overflow-y: auto;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: var(--bg-tertiary);
}

.chatbot-zprava {
    max-width: 85%;
    padding: 9px 12px;
    border-radius: var(--radius-md);
    line-height: 1.45;
    white-space: pre-wrap;
    word-wrap: break-word;
}
.chatbot-zprava.bot {
    align-self: flex-start;
    background: var(--bg-primary);
    border: 0.5px solid var(--border-tertiary);
    color: var(--text-primary);
}
.chatbot-zprava.user {
    align-self: flex-end;
    background: var(--text-primary);
    color: var(--bg-primary);
}
.chatbot-zprava.system {
    align-self: center;
    background: transparent;
    color: var(--text-tertiary);
    font-size: 12px;
    text-align: center;
}

.chatbot-kontakt-formular {
    align-self: flex-start;
    width: 88%;
    display: flex;
    flex-direction: column;
    gap: 7px;
    background: var(--bg-primary);
    border: 0.5px solid var(--border-tertiary);
    border-radius: var(--radius-md);
    padding: 11px;
}
.chatbot-kontakt-formular input {
    height: 32px;
    font-size: 13px;
    font-family: inherit;
    border: 0.5px solid var(--border-secondary);
    border-radius: 6px;
    padding: 0 9px;
    color: var(--text-primary);
    background: var(--bg-primary);
}
.chatbot-kontakt-formular input:focus {
    outline: none;
    border-color: var(--border-info);
}
.chatbot-kontakt-formular button {
    height: 32px;
    margin-top: 2px;
    border: none;
    border-radius: 6px;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-family: inherit;
    font-size: 13px;
    cursor: pointer;
}
.chatbot-kontakt-formular button:disabled { opacity: 0.6; cursor: default; }
.chatbot-kontakt-chyba {
    display: none;
    margin: 0;
    font-size: 12px;
    color: var(--text-danger);
}

.chatbot-typing {
    align-self: flex-start;
    display: flex;
    gap: 4px;
    padding: 10px 12px;
}
.chatbot-typing span {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--text-tertiary);
    animation: chatbot-tecka 1.2s infinite ease-in-out;
}
.chatbot-typing span:nth-child(2) { animation-delay: 0.2s; }
.chatbot-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes chatbot-tecka {
    0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
    30% { opacity: 1; transform: translateY(-3px); }
}

.chatbot-patka {
    flex-shrink: 0;
    border-top: 0.5px solid var(--border-tertiary);
    padding: 10px;
    display: flex;
    gap: 8px;
    background: var(--bg-primary);
}
.chatbot-patka textarea {
    flex: 1;
    resize: none;
    border: 0.5px solid var(--border-secondary);
    border-radius: var(--radius-md);
    padding: 8px 10px;
    font-family: inherit;
    font-size: 14px;
    line-height: 1.4;
    max-height: 80px;
    color: var(--text-primary);
}
.chatbot-patka textarea:focus { outline: none; border-color: var(--border-info); }
.chatbot-patka button {
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    border-radius: var(--radius-md);
    padding: 0 14px;
    cursor: pointer;
    font-size: 14px;
    flex-shrink: 0;
}
.chatbot-patka button:disabled { opacity: 0.5; cursor: default; }

.chatbot-reset {
    align-self: center;
    flex-shrink: 0;
    margin: 0 0 10px;
    background: none;
    border: none;
    color: var(--text-info);
    font-size: 12.5px;
    cursor: pointer;
    text-decoration: underline;
}

@media (max-width: 480px) {
    .chatbot-okno {
        right: 12px;
        left: 12px;
        width: auto;
        bottom: 84px;
    }
    .chatbot-tlacitko { right: 14px; bottom: 14px; }
}