/* ==========================================================================
   Ask chat panel — floating widget on the main page
   ========================================================================== */

.ask-toggle {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.1rem;
    border: none;
    border-radius: 999px;
    background: var(--accent);
    color: var(--text-on-accent);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.ask-toggle:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.ask-panel {
    position: fixed;
    bottom: 5rem;
    right: 1.5rem;
    z-index: 1000;
    width: min(400px, calc(100vw - 2rem));
    max-height: 70vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.ask-panel.hidden {
    display: none;
}

.ask-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 1rem;
    background: var(--bg-surface-raised);
    border-bottom: 1px solid var(--border);
}

.ask-header h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.ask-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    line-height: 1;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
}

.ask-close:hover {
    color: var(--text-primary);
    background: var(--accent-subtle);
}

.ask-disclaimer {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-surface-muted);
    border-bottom: 1px solid var(--border);
}

.ask-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-height: 200px;
    max-height: 45vh;
}

.ask-message {
    max-width: 90%;
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    line-height: 1.5;
    word-wrap: break-word;
}

.ask-message-user {
    align-self: flex-end;
    background: var(--accent);
    color: var(--text-on-accent);
    border-bottom-right-radius: 4px;
}

.ask-message-assistant {
    align-self: flex-start;
    background: var(--bg-surface-muted);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.ask-message-error {
    align-self: flex-start;
    background: var(--error-bg);
    color: var(--error-text);
    border: 1px solid var(--error-border);
}

.ask-typing {
    align-self: flex-start;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}

.ask-examples {
    padding: 0 1rem 0.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.ask-example-btn {
    padding: 0.35rem 0.6rem;
    font-size: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.ask-example-btn:hover {
    background: var(--accent-subtle);
    border-color: var(--accent);
    color: var(--text-primary);
}

.ask-input-area {
    display: flex;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--border);
    background: var(--bg-surface-raised);
}

.ask-input {
    flex: 1;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    resize: none;
    min-height: 2.5rem;
    max-height: 6rem;
}

.ask-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--focus-ring);
}

.ask-send {
    align-self: flex-end;
    padding: 0.6rem 1rem;
    border: none;
    border-radius: var(--radius-md);
    background: var(--accent);
    color: var(--text-on-accent);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.ask-send:hover:not(:disabled) {
    background: var(--accent-hover);
}

.ask-send:disabled {
    background: var(--bg-disabled);
    color: var(--text-disabled);
    cursor: not-allowed;
}

@media (max-width: 480px) {
    .ask-panel {
        right: 1rem;
        bottom: 4.5rem;
        width: calc(100vw - 2rem);
    }

    .ask-toggle {
        right: 1rem;
        bottom: 1rem;
    }
}