/* ==========================================================================
   STAPES Website-KI-Agent – Widget-Styles
   Nutzt bewusst dieselben Design-Tokens wie css/style.css (--color-accent,
   --font-body etc.), damit das Widget wie ein hausgemachter Teil der Seite
   wirkt und nicht wie ein eingebettetes Fremd-Tool.
   ========================================================================== */

#ai-agent-fab {
    /* Standardmässig verborgen: wird erst per JS sichtbar geschaltet,
       sobald die Cookie-Kategorie "Chat-Assistent" akzeptiert wurde. */
    display: none;
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-accent);
    color: #fff;
    border: none;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    z-index: 9997;
    transition: var(--transition-smooth);
    font-size: 1.6rem;
}
#ai-agent-fab:hover { background: var(--color-accent-hover); transform: scale(1.05); }
#ai-agent-fab .fa-comment { display: block; }
#ai-agent-fab .fa-close { display: none; }
#ai-agent-fab.open .fa-comment { display: none; }
#ai-agent-fab.open .fa-close { display: block; }

#ai-agent-panel {
    position: fixed;
    bottom: 104px;
    right: 32px;
    width: 380px;
    max-width: calc(100vw - 32px);
    height: 560px;
    max-height: calc(100vh - 140px);
    background: #fff;
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.18);
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 9997;
    font-family: var(--font-body);
}
#ai-agent-panel.open { display: flex; }

#ai-agent-header {
    background: var(--color-accent);
    color: #fff;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    flex-shrink: 0;
}
.ai-agent-header-text { display: flex; flex-direction: column; gap: 0.15rem; min-width: 0; }
#ai-agent-header .ai-agent-title { font-weight: 600; font-size: 1rem; }
#ai-agent-header .ai-agent-subtitle { font-size: 0.75rem; color: #e8eef1; font-weight: 400; }

#ai-agent-header-controls { display: flex; align-items: center; gap: 0.4rem; flex-shrink: 0; position: relative; }
#ai-agent-settings-btn, #ai-agent-close-btn {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition-smooth);
}
#ai-agent-settings-btn:hover, #ai-agent-close-btn:hover { background: rgba(255, 255, 255, 0.3); }
#ai-agent-settings-btn[aria-expanded="true"] { background: #fff; color: var(--color-accent); }

#ai-agent-settings-panel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: #fff;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
    padding: 0.85rem 1rem;
    width: 200px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}
/* Die ID-Regel oben schlägt die native [hidden]-Browserregel (schwächerer
   Attribut-Selektor), ohne diese Ergänzung würde das Panel trotz
   element.hidden = true sichtbar bleiben, sobald JS es schliesst. */
#ai-agent-settings-panel[hidden] { display: none; }
.ai-agent-settings-row { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.ai-agent-settings-label { font-size: 0.78rem; color: var(--color-text); }

#ai-agent-reset-btn {
    background: #fff;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 0.45rem 0.6rem;
    font-size: 0.78rem;
    cursor: pointer;
    text-align: center;
    margin-top: 0.1rem;
    padding-top: 0.6rem;
    border-top: 1px solid var(--color-border);
    border-left: none;
    border-right: none;
    border-bottom: none;
    border-radius: 0;
    transition: var(--transition-smooth);
    font-family: var(--font-body);
}
#ai-agent-reset-btn:hover { color: #c0392b; }

.ai-agent-segmented { display: flex; border: 1px solid var(--color-border); overflow: hidden; }
.ai-agent-seg-btn {
    background: #fff;
    color: var(--color-text);
    border: none;
    min-width: 30px;
    height: 28px;
    padding: 0 0.4rem;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    font-family: var(--font-body);
}
.ai-agent-seg-btn + .ai-agent-seg-btn { border-left: 1px solid var(--color-border); }
.ai-agent-seg-btn:hover { background: #f0f0f0; }
.ai-agent-seg-btn[aria-pressed="true"] { background: var(--color-accent); color: #fff; }

#ai-agent-tts-toggle {
    background: #fff;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    width: 30px;
    height: 28px;
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition-smooth);
}
#ai-agent-tts-toggle:hover { background: #f0f0f0; }
#ai-agent-tts-toggle[aria-pressed="true"] { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }

#ai-agent-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    background: #fafafa;
}

.ai-agent-msg { max-width: 85%; padding: 0.6rem 0.85rem; font-size: 0.9rem; line-height: 1.55; font-weight: 300; overflow-wrap: anywhere; }
.ai-agent-msg p {
    margin: 0 0 0.5em;
    color: inherit;
    font-size: inherit;
    font-weight: inherit;
    max-width: none;
}
.ai-agent-msg p:last-child { margin-bottom: 0; }
.ai-agent-msg ul { margin: 0 0 0.5em; padding-left: 1.1em; }
.ai-agent-msg ul:last-child { margin-bottom: 0; }
.ai-agent-msg li { margin-bottom: 0.2em; }
.ai-agent-msg strong { font-weight: 600; }
.ai-agent-msg img { max-width: 100%; height: auto; display: block; margin: 0.4em 0; border: 1px solid var(--color-border); }
.ai-agent-msg.user { align-self: flex-end; background: var(--color-accent); color: #fff; }
.ai-agent-msg.assistant { align-self: flex-start; background: var(--color-bg-alt); color: var(--color-text); }
.ai-agent-msg.error { align-self: flex-start; background: #fbe4e4; color: #8a2222; }
.ai-agent-msg a { color: inherit; text-decoration: underline; font-weight: 500; }
.ai-agent-msg.user a { color: #fff; }

.ai-agent-typing { align-self: flex-start; display: flex; gap: 4px; padding: 0.6rem 0.85rem; }
.ai-agent-typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--color-text-muted); opacity: 0.5; animation: ai-agent-blink 1.1s infinite ease-in-out; }
.ai-agent-typing span:nth-child(2) { animation-delay: 0.15s; }
.ai-agent-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes ai-agent-blink { 0%, 80%, 100% { opacity: 0.25; } 40% { opacity: 0.9; } }

#ai-agent-actions {
    display: flex;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    border-top: 1px solid var(--color-border);
    flex-shrink: 0;
}
.ai-agent-action-btn {
    flex: 1;
    background: #fff;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: 0.78rem;
    font-weight: 500;
    padding: 0.5rem 0.4rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-family: var(--font-body);
}
.ai-agent-action-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }

#ai-agent-input-row {
    display: flex;
    gap: 0.5rem;
    padding: 0.75rem;
    border-top: 1px solid var(--color-border);
    flex-shrink: 0;
}
#ai-agent-input {
    flex: 1;
    resize: none;
    border: 1px solid var(--color-border);
    padding: 0.55rem 0.7rem;
    font-family: var(--font-body);
    font-size: 0.88rem;
    max-height: 90px;
    line-height: 1.4;
}
#ai-agent-input:focus { outline: none; border-color: var(--color-accent); }
#ai-agent-send {
    background: var(--color-accent);
    color: #fff;
    border: none;
    width: 42px;
    flex-shrink: 0;
    cursor: pointer;
    transition: var(--transition-smooth);
}
#ai-agent-send:hover { background: var(--color-accent-hover); }
#ai-agent-send:disabled { opacity: 0.5; cursor: default; }
#ai-agent-mic {
    background: #fff;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    width: 42px;
    flex-shrink: 0;
    cursor: pointer;
    transition: var(--transition-smooth);
}
#ai-agent-mic:hover { border-color: var(--color-accent); color: var(--color-accent); }
#ai-agent-mic.recording { background: #d32f2f; color: #fff; border-color: #d32f2f; animation: ai-agent-mic-pulse 1.2s infinite; }
@keyframes ai-agent-mic-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(211, 47, 47, 0); }
}

#ai-agent-disclaimer {
    font-size: 0.68rem;
    color: var(--color-text-muted);
    text-align: center;
    padding: 0.4rem 0.75rem 0.65rem;
    flex-shrink: 0;
}

@media (max-width: 480px) {
    #ai-agent-fab { bottom: 18px; right: 18px; width: 54px; height: 54px; }
    #ai-agent-panel {
        bottom: 0; right: 0; left: 0; top: 0;
        width: 100%; max-width: 100%; height: 100%; max-height: 100%;
    }
}