/* ============================================================================
   CHAT WIDGET — CV Assistant Mascot
   Floating AI chat panel for CV questions
   ============================================================================ */

/* ==========================================================================
   Toggle Button — left side, in the fixed button column
   ========================================================================== */

.chat-toggle-btn {
    position: fixed;
    bottom: 14rem;
    left: 2rem;
    z-index: 1000;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--accent-color, #2563eb);
    color: #fff;
    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: 0.6;
}

.chat-toggle-btn:hover {
    opacity: 1;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
    background: var(--accent-color-hover, #1d4ed8);
}

/* 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-color, #2563eb);
}

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

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

/* ==========================================================================
   Panel — anchored from the left, above the button
   ========================================================================== */

.chat-panel {
    position: fixed;
    bottom: 18.5rem;
    left: 2rem;
    width: 380px;
    max-height: 520px;
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    display: none;
    flex-direction: column;
    z-index: 999;
    overflow: hidden;
}

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

/* ==========================================================================
   Header
   ========================================================================== */

.chat-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--accent-color, #2563eb);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 600;
}

.chat-header iconify-icon {
    font-size: 1.2rem;
}

.chat-help-btn {
    margin-left: auto;
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 1.1rem;
    opacity: 0.7;
    transition: opacity 0.2s;
    display: flex;
    align-items: center;
    padding: 0;
}

.chat-help-btn:hover {
    opacity: 1;
}

.chat-close-btn {
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 1.1rem;
    opacity: 0.8;
    transition: opacity 0.2s;
    display: flex;
    align-items: center;
    padding: 0;
}

.chat-close-btn:hover {
    opacity: 1;
}

/* ==========================================================================
   Help / Onboarding Card
   ========================================================================== */

.chat-help-card {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 16px 20px;
    margin: 12px;
    background: var(--bg-secondary, #f1f5f9);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 10px;
    text-align: center;
    animation: helpFadeIn 0.25s ease;
}

.chat-help-card.visible {
    display: flex;
}

@keyframes helpFadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.chat-help-icon {
    font-size: 2rem;
    color: var(--accent-color, #2563eb);
    line-height: 1;
}

.chat-help-text {
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--text-secondary, #475569);
    margin: 0;
}

.chat-help-dismiss {
    background: var(--accent-color, #2563eb);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 5px 16px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.chat-help-dismiss:hover {
    background: var(--accent-color-hover, #1d4ed8);
}

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

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 260px;
    min-height: 80px;
}

/* Message Bubbles */
.chat-message {
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.85rem;
    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: 18px;
}

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

.chat-agent {
    background: var(--bg-secondary, #f1f5f9);
    color: var(--text-primary, #1e293b);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-user {
    background: var(--accent-color, #2563eb);
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

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

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

.chat-typing {
    display: none;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
}

/* Show when HTMX request is in-flight */
.chat-typing.htmx-request {
    display: flex;
}

.chat-typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-secondary, #94a3b8);
    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: 6px;
    padding: 8px 12px;
    overflow-x: auto;
    border-top: 1px solid var(--border-color, #e2e8f0);
    scrollbar-width: none; /* Firefox */
}

.chat-suggestions::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.chat-chip {
    flex-shrink: 0;
    background: var(--bg-secondary, #f1f5f9);
    color: var(--text-primary, #1e293b);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 16px;
    padding: 4px 12px;
    font-size: 0.72rem;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    line-height: 1.4;
}

.chat-chip:hover {
    background: var(--accent-color, #2563eb);
    color: #fff;
    border-color: var(--accent-color, #2563eb);
}

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

.chat-input-area {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-top: 1px solid var(--border-color, #e2e8f0);
    background: var(--bg-primary, #fff);
}

.chat-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 20px;
    font-size: 0.85rem;
    outline: none;
    background: var(--bg-primary, #fff);
    color: var(--text-primary, #1e293b);
    transition: border-color 0.2s;
}

.chat-input:focus {
    border-color: var(--accent-color, #2563eb);
}

.chat-send-btn {
    background: var(--accent-color, #2563eb);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: background 0.2s;
    flex-shrink: 0;
}

.chat-send-btn:hover {
    background: var(--accent-color-hover, #1d4ed8);
}

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

@media (max-width: 480px) {
    .chat-panel {
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-height: 70vh;
        border-radius: 12px 12px 0 0;
    }

    .chat-toggle-btn {
        bottom: 12rem;
        left: 1rem;
    }

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

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

.theme-clean .chat-panel {
    background: #1e293b;
    border-color: #334155;
}

.theme-clean .chat-agent {
    background: #334155;
    color: #e2e8f0;
}

.theme-clean .chat-error {
    background: #450a0a;
    color: #fca5a5;
    border-color: #7f1d1d;
}

.theme-clean .chat-input-area {
    border-top-color: #334155;
    background: #1e293b;
}

.theme-clean .chat-input {
    background: #0f172a;
    border-color: #334155;
    color: #e2e8f0;
}

.theme-clean .chat-help-card {
    background: #334155;
    border-color: #475569;
}

.theme-clean .chat-help-text {
    color: #cbd5e1;
}

.theme-clean .chat-suggestions {
    border-top-color: #334155;
}

.theme-clean .chat-chip {
    background: #334155;
    color: #e2e8f0;
    border-color: #475569;
}

.theme-clean .chat-chip:hover {
    background: var(--accent-color, #2563eb);
    color: #fff;
    border-color: var(--accent-color, #2563eb);
}

.theme-clean .chat-typing-dot {
    background: #64748b;
}