/* ============================================================================
   CHAT WIDGET — CV Assistant Mascot
   Uses CV design tokens from _variables.css
   Position: right side, just above back-to-top button (right: 2rem)
   ============================================================================ */

/* ==========================================================================
   Toggle Button — right side, above back-to-top (bottom: 6rem)
   Matches existing fixed button style: dark bg, 50px, subtle opacity
   ========================================================================== */

.chat-toggle-btn {
    position: fixed;
    bottom: 6rem;
    right: 2rem;
    z-index: 1000;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--black-bar, #2b2b2b);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    opacity: 0.4;
}

.chat-toggle-btn:hover {
    opacity: 1;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
    background: var(--accent-blue, #0066cc);
}

/* Icon swap: show mascot by default, close when active */
.chat-toggle-btn .chat-icon-close {
    display: none;
}

.chat-toggle-btn.mascot-active {
    opacity: 1;
    background: var(--accent-blue, #0066cc);
}

.chat-toggle-btn.mascot-active .chat-icon-open {
    display: none;
}

.chat-toggle-btn.mascot-active .chat-icon-close {
    display: inline-block;
}

/* ==========================================================================
   Panel — right side, above the button
   ========================================================================== */

.chat-panel {
    position: fixed;
    bottom: 10.5rem;
    right: 2rem;
    width: 360px;
    max-height: 500px;
    background: var(--paper-bg, #ffffff);
    border: 1px solid var(--border-light, #e0e0e0);
    border-radius: 8px;
    box-shadow: var(--shadow-lg, 2px 2px 9px rgba(0, 0, 0, 0.5));
    display: none;
    flex-direction: column;
    z-index: 999;
    overflow: hidden;
    font-family: 'Source Sans Pro', 'Segoe UI', sans-serif;
}

.chat-panel.chat-open {
    display: flex;
}

/* ==========================================================================
   Header — accent-blue for visual distinction
   ========================================================================== */

.chat-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--accent-blue, #0066cc);
    color: #ffffff;
    font-family: 'Quicksand', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
}

.chat-header iconify-icon {
    font-size: 1.1rem;
}

.chat-help-btn {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--action-bar-text-muted, rgba(255, 255, 255, 0.85));
    cursor: pointer;
    font-size: 1rem;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    padding: 0;
}

.chat-help-btn:hover {
    color: #fff;
}

/* ==========================================================================
   Messages Area
   ========================================================================== */

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 260px;
    min-height: 60px;
}

/* Message Bubbles */
.chat-message {
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    line-height: 1.5;
    max-width: 90%;
    word-wrap: break-word;
}

.chat-message p {
    margin: 0 0 4px 0;
}

.chat-message p:last-child {
    margin-bottom: 0;
}

.chat-message ul {
    margin: 4px 0;
    padding-left: 16px;
}

.chat-message li {
    margin-bottom: 2px;
}

.chat-agent {
    background: var(--paper-secondary-bg, #f5f5f5);
    color: var(--text-secondary, #333333);
    align-self: flex-start;
    border-bottom-left-radius: 2px;
}

.chat-user {
    background: var(--accent-blue, #0066cc);
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 2px;
}

.chat-error {
    background: #fef2f2;
    color: #991b1b;
    align-self: center;
    font-style: italic;
    border: 1px solid #fecaca;
    font-size: 0.75rem;
}

/* ==========================================================================
   Typing Indicator
   ========================================================================== */

.chat-typing {
    display: none;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
}

.chat-typing.htmx-request {
    display: flex;
}

.chat-typing-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--text-light, #999999);
    animation: typingBounce 1.4s infinite ease-in-out both;
}

.chat-typing-dot:nth-child(1) { animation-delay: 0s; }
.chat-typing-dot:nth-child(2) { animation-delay: 0.16s; }
.chat-typing-dot:nth-child(3) { animation-delay: 0.32s; }

@keyframes typingBounce {
    0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
    40% { transform: scale(1); opacity: 1; }
}

/* ==========================================================================
   Suggested Question Chips
   ========================================================================== */

.chat-suggestions {
    display: flex;
    gap: 5px;
    padding: 6px 10px;
    overflow-x: auto;
    flex-wrap: wrap;
    border-top: 1px solid var(--border-light, #e0e0e0);
}

.chat-chip {
    flex-shrink: 0;
    background: transparent;
    color: var(--text-muted, #666666);
    border: 1px solid var(--border-light, #e0e0e0);
    border-radius: 14px;
    padding: 3px 10px;
    font-size: 0.68rem;
    font-family: 'Source Sans Pro', sans-serif;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    line-height: 1.4;
}

.chat-chip:hover {
    background: var(--accent-blue, #0066cc);
    color: #fff;
    border-color: var(--accent-blue, #0066cc);
}

/* ==========================================================================
   Input Area
   ========================================================================== */

.chat-input-area {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    border-top: 1px solid var(--border-light, #e0e0e0);
    background: var(--paper-bg, #ffffff);
}

.chat-input {
    flex: 1;
    padding: 7px 12px;
    border: 1px solid var(--border-light, #e0e0e0);
    border-radius: 16px;
    font-size: 0.8rem;
    font-family: 'Source Sans Pro', sans-serif;
    outline: none;
    background: var(--paper-bg, #ffffff);
    color: var(--text-primary, #1a1a1a);
    transition: border-color 0.2s;
}

.chat-input:focus {
    border-color: var(--accent-blue, #0066cc);
}

.chat-send-btn {
    background: var(--accent-blue, #0066cc);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: background 0.2s;
    flex-shrink: 0;
}

.chat-send-btn:hover {
    background: #004d99;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 480px) {
    .chat-panel {
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-height: 70vh;
        border-radius: 8px 8px 0 0;
    }

    .chat-toggle-btn {
        bottom: 5rem;
        right: 1rem;
    }

    .chat-messages {
        max-height: 200px;
    }
}

/* ==========================================================================
   Dark Theme (theme-clean)
   ========================================================================== */

.theme-clean .chat-panel {
    background: #1a1a1a;
    border-color: #333333;
}

.theme-clean .chat-header {
    background: #003d7a;
}

.theme-clean .chat-agent {
    background: #2a2a2a;
    color: #d0d0d0;
}

.theme-clean .chat-user {
    background: #004d99;
}

.theme-clean .chat-error {
    background: #3a1010;
    color: #fca5a5;
    border-color: #5a1a1a;
}

.theme-clean .chat-input-area {
    border-top-color: #333333;
    background: #1a1a1a;
}

.theme-clean .chat-input {
    background: #111111;
    border-color: #333333;
    color: #d0d0d0;
}

.theme-clean .chat-suggestions {
    border-top-color: #333333;
}

.theme-clean .chat-chip {
    background: transparent;
    color: #999999;
    border-color: #333333;
}

.theme-clean .chat-chip:hover {
    background: #004d99;
    color: #fff;
    border-color: #004d99;
}

.theme-clean .chat-typing-dot {
    background: #555555;
}