/**
 * File: /src/AIMode/assets/css/ai-mode-frontend.css
 * Description: Production CSS for AI Overview — B2/B3 hybrid with warm tones
 *
 * All selectors scoped under .marvin-ai-search-container for theme override protection.
 *
 * CSS custom properties injected by AIBootstrap::enqueuePublicAssets():
 *   --marvin-btn-bg, --marvin-btn-text, --marvin-btn-hover
 */

/* ==========================================================================
   1. CONTAINER & RESET
   ========================================================================== */

.marvin-ai-search-container {
    max-width: 900px;
    margin: 0 auto;
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: #1c1917;
    line-height: 1.6;
    box-sizing: border-box;
}

.marvin-ai-search-container *,
.marvin-ai-search-container *::before,
.marvin-ai-search-container *::after {
    box-sizing: border-box;
}

/* Reset theme overrides on common elements */
.marvin-ai-search-container h3,
.marvin-ai-search-container h4,
.marvin-ai-search-container p,
.marvin-ai-search-container ul,
.marvin-ai-search-container li {
    margin: 0;
    padding: 0;
    border: none;
    font-family: inherit;
    color: inherit;
    line-height: inherit;
}

.marvin-ai-search-container img {
    max-width: 100%;
    height: auto;
    border: none;
    box-shadow: none;
    margin: 0;
    padding: 0;
}

.marvin-ai-search-container a {
    text-decoration: none;
    box-shadow: none;
    border: none;
}

.marvin-ai-search-container button {
    font-family: inherit;
    cursor: pointer;
}

/* ==========================================================================
   2. SEARCH BAR
   ========================================================================== */

/* Bar-only compact mode (nav / sidebar) */
.marvin-ai-bar-only {
    display: block;
    margin: 0;
    padding: 0;
}

.marvin-ai-bar-only .marvin-ai-bar-compact {
    max-width: 320px;
}

.marvin-ai-bar-only .marvin-ai-input {
    padding: 10px 14px !important;
    font-size: 13px !important;
}

.marvin-ai-bar-only .marvin-ai-button {
    padding: 10px 16px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
}

.marvin-ai-bar-only .marvin-ai-button svg {
    display: block;
}

/* Full search container */
.marvin-ai-search-container .marvin-ai-search-box {
    display: flex;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #d6d3d1;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.05);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.marvin-ai-search-container .marvin-ai-search-box:focus-within {
    border-color: #a8a29e;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.marvin-ai-search-container .marvin-ai-input {
    flex: 1;
    border: none !important;
    outline: none !important;
    padding: 15px 20px;
    font-size: 15px;
    color: #1c1917;
    background: transparent;
    font-family: inherit;
    margin: 0;
    box-shadow: none !important;
    min-height: 0;
    height: auto;
    line-height: 1.4;
}

.marvin-ai-search-container .marvin-ai-input::placeholder {
    color: #a8a29e;
}

.marvin-ai-search-container .marvin-ai-button {
    border: none;
    cursor: pointer;
    padding: 14px 28px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.01em;
    font-family: inherit;
    background: var(--marvin-btn-bg, #2d5016);
    color: var(--marvin-btn-text, #ffffff);
    transition: background 0.15s ease;
    white-space: nowrap;
    margin: 0;
    border-radius: 0;
    line-height: 1.4;
}

.marvin-ai-search-container .marvin-ai-button:hover:not(:disabled) {
    background: var(--marvin-btn-hover, #3d6b1e);
}

.marvin-ai-search-container .marvin-ai-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================================================
   3. SOURCE PILLS (3-column)
   ========================================================================== */

.marvin-ai-search-container .marvin-source-pills {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 8px;
    margin-top: 22px;
}

.marvin-ai-search-container .marvin-source-pill {
    display: flex !important;
    align-items: center;
    gap: 8px;
    background: #fffbf5;
    border: 1px solid #f0e4d4;
    border-radius: 8px;
    padding: 7px 12px 7px 7px;
    text-decoration: none !important;
    color: #78350f !important;
    transition: all 0.15s ease;
    min-width: 0;
    box-shadow: none !important;
}

.marvin-ai-search-container .marvin-source-pill:hover {
    background: #fef3c7;
    border-color: #f59e0b;
    color: #78350f !important;
}

.marvin-ai-search-container .marvin-source-pill:visited {
    color: #78350f !important;
}

.marvin-ai-search-container .marvin-pill-thumb {
    width: 22px !important;
    height: 22px !important;
    min-width: 22px;
    min-height: 22px;
    max-width: 22px;
    max-height: 22px;
    border-radius: 4px;
    overflow: hidden;
    background: #fde68a;
    flex-shrink: 0;
    display: block;
}

.marvin-ai-search-container .marvin-pill-thumb img {
    width: 22px !important;
    height: 22px !important;
    max-width: 22px !important;
    max-height: 22px !important;
    object-fit: cover;
    display: block;
    margin: 0 !important;
    padding: 0 !important;
}

.marvin-ai-search-container .marvin-pill-title {
    font-size: 12px;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ==========================================================================
   4. AI RESPONSE CARD (warm gradient)
   ========================================================================== */

.marvin-ai-search-container .marvin-response {
    background: linear-gradient(160deg, #fffcf7 0%, #fdf8f0 50%, #faf5ee 100%) !important;
    border: 1px solid #f0e4d4;
    border-radius: 14px;
    padding: 30px 34px;
    margin-top: 22px;
}

.marvin-ai-search-container .marvin-response-body {
    font-size: 15px;
    line-height: 1.85;
    color: #44403c;
}

.marvin-ai-search-container .marvin-response-body > p:first-child {
    font-size: 16px;
    color: #1c1917;
    font-weight: 500;
    margin: 0 0 20px 0;
}

.marvin-ai-search-container .marvin-response-body p {
    margin: 0 0 14px 0;
    padding: 0;
}

.marvin-ai-search-container .marvin-response-body p:last-child {
    margin-bottom: 0;
}

/* Section headings */
.marvin-ai-search-container .marvin-response-body h3 {
    font-size: 15px !important;
    font-weight: 700;
    color: #1c1917;
    margin: 20px 0 10px 0;
    line-height: 1.4;
    padding: 0;
    border: none;
    background: none;
}

.marvin-ai-search-container .marvin-response-body h3:first-of-type {
    margin-top: 0;
}

/* Bullet lists */
.marvin-ai-search-container .marvin-response-body ul {
    margin: 0 0 16px 0 !important;
    padding: 0 0 0 20px !important;
    list-style: none !important;
}

.marvin-ai-search-container .marvin-response-body ul li {
    position: relative;
    padding-left: 4px;
    margin-bottom: 8px;
    line-height: 1.7;
    list-style: none !important;
}

.marvin-ai-search-container .marvin-response-body ul li::before {
    content: '';
    position: absolute;
    left: -16px;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #d6d3d1;
}

.marvin-ai-search-container .marvin-response-body strong {
    color: #1c1917;
    font-weight: 600;
}

/* Inline links */
.marvin-ai-search-container .marvin-inline-link {
    color: #92400e !important;
    text-decoration: none !important;
    border-bottom: 1px solid transparent;
    transition: border-color 0.15s ease;
    box-shadow: none !important;
}

.marvin-ai-search-container .marvin-inline-link:hover {
    border-bottom-color: #92400e;
    text-decoration: none !important;
}

/* Citation superscripts */
.marvin-ai-search-container .marvin-cite {
    font-size: 10px;
    line-height: 1;
    vertical-align: super;
    margin-left: 1px;
}

.marvin-ai-search-container .marvin-cite a {
    color: #d97706 !important;
    text-decoration: none !important;
    font-weight: 700;
    box-shadow: none !important;
}

.marvin-ai-search-container .marvin-cite a:hover {
    color: #92400e !important;
}

.marvin-ai-search-container .marvin-cite-group {
    white-space: nowrap;
}

/* Response meta footer */
.marvin-ai-search-container .marvin-response-meta {
    margin-top: 20px;
    padding-top: 14px;
    border-top: 1px solid #f0e4d4;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
}

.marvin-ai-search-container .marvin-response-time {
    font-size: 12px;
    color: #a8a29e;
}

.marvin-ai-search-container .marvin-cite-dots {
    display: flex !important;
    gap: 4px;
}

.marvin-ai-search-container .marvin-cite-dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fef3c7;
    color: #92400e;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
    text-decoration: none !important;
    box-shadow: none !important;
    transition: background 0.15s ease;
}

.marvin-ai-search-container a.marvin-cite-dot:hover {
    background: #fde68a;
    color: #78350f !important;
}

/* Quick answer block — featured snippet / voice search target */
.marvin-ai-search-container .marvin-quick-answer {
    border-left: 3px solid #f59e0b;
    padding: 16px 20px;
    margin-bottom: 22px;
    background: rgba(254, 243, 199, 0.3);
    border-radius: 0 8px 8px 0;
}

.marvin-ai-search-container .marvin-quick-answer p {
    font-size: 16px !important;
    font-weight: 500;
    color: #1c1917;
    line-height: 1.7;
    margin: 0 !important;
}

.marvin-ai-search-container .marvin-quick-answer .marvin-cite a {
    color: #d97706 !important;
}

.marvin-ai-search-container .marvin-quick-answer .marvin-inline-link {
    color: #92400e !important;
    font-weight: 600;
}

/* Response card inline images */
.marvin-ai-search-container .marvin-response-images {
    display: flex !important;
    gap: 12px;
    margin-bottom: 20px;
    overflow: hidden;
    border-radius: 10px;
}

.marvin-ai-search-container .marvin-response-img-link {
    flex: 1;
    min-width: 0;
    border-radius: 10px;
    overflow: hidden;
    display: block;
    text-decoration: none !important;
    box-shadow: none !important;
}

.marvin-ai-search-container .marvin-response-img-link img {
    width: 100% !important;
    height: 160px !important;
    object-fit: cover;
    display: block;
    margin: 0 !important;
    padding: 0 !important;
    border-radius: 10px;
    transition: transform 0.2s ease;
}

.marvin-ai-search-container .marvin-response-img-link:hover img {
    transform: scale(1.03);
}

/* Cite dot hover: highlight corresponding source pill and card */
.marvin-ai-search-container .marvin-source-pill.marvin-highlight,
.marvin-ai-search-container .marvin-source-card.marvin-highlight {
    background: #fef3c7 !important;
    box-shadow: 0 0 0 2px #f59e0b !important;
    border-color: #f59e0b !important;
}

/* ==========================================================================
   5. SOURCE CARDS (2x2 grid)
   ========================================================================== */

.marvin-ai-search-container .marvin-source-cards {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 8px;
    margin-top: 22px;
}

.marvin-ai-search-container .marvin-source-card {
    display: flex !important;
    gap: 14px;
    align-items: flex-start;
    border-radius: 10px;
    padding: 12px;
    text-decoration: none !important;
    color: inherit !important;
    transition: background 0.15s ease;
    box-shadow: none !important;
}

.marvin-ai-search-container .marvin-source-card:hover {
    background: #fdf8f0;
}

.marvin-ai-search-container .marvin-source-card:visited {
    color: inherit !important;
}

.marvin-ai-search-container .marvin-source-thumb {
    width: 72px !important;
    height: 72px !important;
    min-width: 72px;
    min-height: 72px;
    max-width: 72px;
    max-height: 72px;
    border-radius: 8px;
    overflow: hidden;
    background: #f5ebe0;
    flex-shrink: 0;
}

.marvin-ai-search-container .marvin-source-thumb img {
    width: 72px !important;
    height: 72px !important;
    max-width: 72px !important;
    max-height: 72px !important;
    object-fit: cover;
    display: block;
    margin: 0 !important;
    padding: 0 !important;
    border-radius: 0;
}

/* Number fallback */
.marvin-ai-search-container .marvin-source-num {
    width: 72px;
    height: 72px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: #a8a29e;
}

.marvin-ai-search-container .marvin-source-info {
    display: flex !important;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.marvin-ai-search-container .marvin-source-title {
    font-size: 13px !important;
    font-weight: 700;
    color: #1c1917;
    line-height: 1.35;
    display: -webkit-box !important;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.15s ease;
}

.marvin-ai-search-container .marvin-source-card:hover .marvin-source-title {
    color: #92400e;
}

.marvin-ai-search-container .marvin-source-excerpt {
    font-size: 11px !important;
    color: #78716c;
    line-height: 1.45;
    display: -webkit-box !important;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================================================
   6. PEOPLE ALSO ASK
   ========================================================================== */

.marvin-ai-search-container .marvin-followup {
    margin-top: 22px;
    padding-top: 22px;
    border-top: 1px solid #f0e4d4;
}

.marvin-ai-search-container .marvin-followup-heading {
    font-size: 13px !important;
    font-weight: 700;
    color: #a8a29e;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin: 0 0 4px 0;
    padding: 0;
    border: none;
    background: none;
}

.marvin-ai-search-container .marvin-followup-list {
    display: flex !important;
    flex-direction: column;
}

.marvin-ai-search-container .marvin-followup-item {
    border-bottom: 1px solid #f5ebe0;
}

.marvin-ai-search-container .marvin-followup-item:last-child {
    border-bottom: none;
}

.marvin-ai-search-container .marvin-followup-toggle {
    width: 100%;
    background: none !important;
    border: none !important;
    padding: 13px 0;
    display: flex !important;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
    color: #1c1917;
    font-family: inherit;
    line-height: 1.4;
    margin: 0;
    box-shadow: none !important;
    outline: none;
}

.marvin-ai-search-container .marvin-followup-toggle:hover {
    color: #92400e;
}

.marvin-ai-search-container .marvin-followup-chevron {
    flex-shrink: 0;
    color: #d6d3d1;
    transition: transform 0.2s ease;
    display: block;
}

.marvin-ai-search-container .marvin-followup-toggle[aria-expanded="true"] .marvin-followup-chevron {
    transform: rotate(90deg);
}

.marvin-ai-search-container .marvin-faq-text {
    flex: 1;
    line-height: 1.4;
}

/* Expanded content */
.marvin-ai-search-container .marvin-followup-content {
    padding: 0 0 16px 24px;
}

.marvin-ai-search-container .marvin-faq-loading {
    color: #a8a29e;
    font-size: 13px;
    padding: 4px 0;
    font-style: italic;
}

.marvin-ai-search-container .marvin-faq-answer {
    font-size: 14px;
    line-height: 1.65;
    color: #57534e;
}

.marvin-ai-search-container .marvin-faq-answer p {
    margin: 0 0 10px 0;
}

.marvin-ai-search-container .marvin-faq-answer p:last-child {
    margin-bottom: 0;
}

.marvin-ai-search-container .marvin-faq-answer a {
    color: #92400e !important;
    text-decoration: none !important;
    border-bottom: 1px solid transparent;
}

.marvin-ai-search-container .marvin-faq-answer a:hover {
    border-bottom-color: #92400e;
}

/* Search this topic */
.marvin-ai-search-container .marvin-followup-actions {
    margin-top: 12px;
}

.marvin-ai-search-container .marvin-search-topic-btn {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    background: #fffbf5 !important;
    border: 1px solid #f0e4d4 !important;
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 12px;
    color: #92400e;
    cursor: pointer;
    font-weight: 600;
    font-family: inherit;
    box-shadow: none !important;
    margin: 0;
    line-height: 1.4;
    transition: all 0.15s ease;
}

.marvin-ai-search-container .marvin-search-topic-btn:hover {
    background: #fef3c7 !important;
    border-color: #f59e0b !important;
    color: #78350f;
    text-decoration: none;
}

.marvin-ai-search-container .marvin-search-topic-btn svg {
    flex-shrink: 0;
}

/* ==========================================================================
   7. DISCLAIMER FOOTER
   ========================================================================== */

.marvin-ai-search-container .marvin-disclaimer {
    margin-top: 28px;
    padding-top: 16px;
    border-top: 1px solid #f0e4d4;
    text-align: center;
}

.marvin-ai-search-container .marvin-disclaimer p {
    font-size: 11px !important;
    color: #a8a29e;
    margin: 0;
    font-style: italic;
    letter-spacing: 0.01em;
}

/* ==========================================================================
   8. LOADING & ERROR
   ========================================================================== */

.marvin-ai-search-container .marvin-ai-search-loading {
    /* display is controlled by JS via inline styles - do not override with !important */
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 40px 20px;
    color: #a8a29e;
    font-size: 14px;
}

/* When JS sets display:block/flex, ensure flex layout */
.marvin-ai-search-container .marvin-ai-search-loading[style*="block"],
.marvin-ai-search-container .marvin-ai-search-loading[style*="flex"] {
    display: flex !important;
}

.marvin-ai-search-container .loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid #f0e4d4;
    border-top-color: #a8a29e;
    border-radius: 50%;
    animation: marvin-spin 0.8s linear infinite;
}

@keyframes marvin-spin {
    to { transform: rotate(360deg); }
}

.marvin-ai-search-container .marvin-ai-results {
    margin-top: 0;
}

.marvin-ai-search-container .marvin-error {
    text-align: center;
    padding: 24px;
}

.marvin-ai-search-container .marvin-error p {
    display: inline-block;
    background: #fef7f0;
    color: #9a3412;
    padding: 12px 20px;
    border-radius: 8px;
    border: 1px solid #fed7aa;
    font-size: 14px;
    margin: 0;
}

/* ==========================================================================
   9. ANIMATION WRAPPER
   ========================================================================== */

.marvin-ai-search-container .marvin-overview-wrapper {
    animation: marvin-fadeUp 0.35s ease-out;
}

@keyframes marvin-fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   10. RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
    .marvin-ai-search-container {
        padding: 0 12px;
    }

    .marvin-ai-search-container .marvin-source-pills {
        grid-template-columns: 1fr !important;
        gap: 6px;
    }

    .marvin-ai-search-container .marvin-source-cards {
        grid-template-columns: 1fr !important;
    }

    .marvin-ai-search-container .marvin-response {
        padding: 22px 20px;
        border-radius: 10px;
    }

    .marvin-ai-search-container .marvin-response-images {
        flex-direction: column;
    }

    .marvin-ai-search-container .marvin-response-img-link img {
        height: 120px !important;
    }

    .marvin-ai-search-container .marvin-source-thumb {
        width: 60px !important;
        height: 60px !important;
        min-width: 60px;
        max-width: 60px;
    }

    .marvin-ai-search-container .marvin-source-thumb img {
        width: 60px !important;
        height: 60px !important;
        max-width: 60px !important;
    }
}

@media (max-width: 480px) {
    .marvin-ai-search-container .marvin-response {
        padding: 18px 16px;
    }

    .marvin-ai-search-container .marvin-response-body {
        font-size: 14px;
    }

    .marvin-ai-search-container .marvin-ai-input {
        padding: 14px 16px;
        font-size: 16px; /* Prevent iOS zoom */
    }
}

/* ==========================================================================
   11. ACCESSIBILITY
   ========================================================================== */

.marvin-ai-search-container .marvin-followup-toggle:focus-visible,
.marvin-ai-search-container .marvin-source-card:focus-visible,
.marvin-ai-search-container .marvin-source-pill:focus-visible,
.marvin-ai-search-container .marvin-search-topic-btn:focus-visible,
.marvin-ai-search-container .marvin-ai-button:focus-visible {
    outline: 2px solid #92400e;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .marvin-ai-search-container .marvin-overview-wrapper,
    .marvin-ai-search-container .marvin-followup-chevron,
    .marvin-ai-search-container .loading-spinner,
    .marvin-ai-search-container .marvin-followup-toggle,
    .marvin-ai-search-container .marvin-source-card,
    .marvin-ai-search-container .marvin-source-pill,
    .marvin-ai-search-container .marvin-inline-link,
    .marvin-ai-search-container .marvin-ai-search-box {
        transition: none !important;
        animation: none !important;
    }
}

@media print {
    .marvin-ai-search-container .marvin-ai-search-box,
    .marvin-ai-search-container .marvin-ai-search-loading,
    .marvin-ai-search-container .marvin-followup-toggle,
    .marvin-ai-search-container .marvin-search-topic-btn {
        display: none !important;
    }

    .marvin-ai-search-container .marvin-response {
        border: 1px solid #ccc;
        box-shadow: none;
        background: #fff !important;
    }
}