@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500&display=swap');

/* ========================================
   ABC Favorit Font (Primary per Design Guidelines)
   ======================================== */
@font-face {
    font-family: 'ABC Favorit';
    src: url('/assets/fonts/ABCFavorit-Regular-Trial.woff2') format('woff2'),
         url('/assets/fonts/ABCFavorit-Regular-Trial.woff') format('woff'),
         url('/assets/fonts/ABCFavorit-Regular-Trial.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: block;
}

@font-face {
    font-family: 'ABC Favorit';
    src: url('/assets/fonts/ABCFavorit-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: block;
}

@font-face {
    font-family: 'ABC Favorit Mono';
    src: url('/assets/fonts/ABCFavoritMono-Medium-Trial.woff2') format('woff2'),
         url('/assets/fonts/ABCFavoritMono-Medium-Trial.woff') format('woff'),
         url('/assets/fonts/ABCFavoritMono-Medium-Trial.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: block;
}

/* ========================================
   FilmProcessor Design System Variables
   ======================================== */
:root {
    --background-black: #000000;
    --heading-cyan: #00b9c7;
    --film-purple: #b40096;
    --title-white: #fffedc;
    --field-gray: #333333;
    --dcp-success: #22c55e;
    --film-gray-900: #111111;
    --film-gray-800: #1a1a1a;
    --film-gray-700: #2a2a2a;
    --film-gray-500: #666666;
    --error-red: #ef4444;
    --warning-orange: #f59e0b;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'ABC Favorit', 'Inter', sans-serif;
    max-width: none;
    margin: 0;
    background: var(--background-black);
    color: var(--title-white);
    font-weight: 300;
    line-height: 1.5;
    overflow-x: hidden;
}

/* ========================================
   Container
   ======================================== */
.container {
    padding: 0 150px 2rem 150px;
}

/* ========================================
   Title and Subtitle
   ======================================== */
.title {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--title-white);
    text-align: center;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.subtitle {
    font-size: 0.9rem;
    color: var(--heading-cyan);
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 400;
}

/* ========================================
   Cards
   ======================================== */
.card {
    background: #000000;
    border: 1px solid var(--field-gray);
    border-radius: 0;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: all 0.2s ease;
    animation: fadeIn 0.5s ease-out;
}

.card:hover {
    border-color: var(--dcp-success);
}

.card:nth-child(2) { animation-delay: 0.1s; }
.card:nth-child(3) { animation-delay: 0.2s; }
.card:nth-child(4) { animation-delay: 0.3s; }

/* ========================================
   Section Titles
   ======================================== */
.section-title {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--film-purple);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: -0.035em;
    font-family: 'ABC Favorit', 'Inter', sans-serif;
    border-bottom: 1px solid var(--film-purple);
    padding-bottom: 0.5rem;
}

/* ========================================
   Search Box
   ======================================== */
.search-container {
    position: relative;
    margin-bottom: 0;
}

.search-input {
    width: 100%;
    padding: 8px 2.5rem 8px 12px;
    background: #000000;
    border: 1px solid var(--film-purple);
    border-radius: 0;
    color: var(--title-white);
    font-size: 0.85rem;
    font-weight: 400;
    font-family: 'JetBrains Mono', monospace;
    transition: all 0.2s ease;
    line-height: 1.2;
    box-sizing: border-box;
}

.search-input::placeholder {
    color: var(--film-gray-500);
    font-weight: 300;
    font-family: 'JetBrains Mono', monospace;
}

.search-input:hover {
    border-color: #d000b8;
}

.search-input:focus {
    outline: none;
    border-color: var(--heading-cyan);
    box-shadow: 0 0 0 1px var(--heading-cyan);
}

.search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--film-purple);
    cursor: pointer;
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.search-btn:hover {
    color: var(--heading-cyan);
}

.search-btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
}

.search-hint {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--film-gray-500);
    margin-top: 0.75rem;
    text-align: right;
}

.search-hint kbd {
    background: var(--film-gray-800);
    border: 1px solid var(--field-gray);
    padding: 0.1rem 0.4rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--film-gray-500);
}

/* ========================================
   Query Stats
   ======================================== */
.query-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--field-gray);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
}

.query-stats-left {
    color: var(--film-gray-500);
}

.query-stats-left strong {
    color: var(--heading-cyan);
    font-weight: 500;
}

.query-stats-right {
    color: var(--film-gray-500);
}

/* ========================================
   Results
   ======================================== */
.result-item {
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
    animation: fadeIn 0.3s ease-out;
}

.result-item:last-child {
    border-bottom: none;
}

.result-source {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--film-purple);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.3rem;
    font-weight: 500;
}

.result-title {
    font-family: 'ABC Favorit', 'Inter', sans-serif;
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--title-white);
    margin-bottom: 0.4rem;
    line-height: 1.4;
    letter-spacing: -0.01em;
}

.result-title a {
    color: var(--title-white);
    text-decoration: none;
    transition: color 0.2s ease;
}

.result-title a:hover {
    color: var(--heading-cyan);
}

.result-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.6rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--film-gray-500);
}

.result-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.result-snippet {
    font-family: 'ABC Favorit', 'Inter', sans-serif;
    font-size: 0.85rem;
    color: #888;
    line-height: 1.6;
    font-weight: 300;
}

.result-snippet mark {
    background: rgba(0, 185, 199, 0.15);
    color: var(--heading-cyan);
    padding: 0 0.15rem;
}

.result-score {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--field-gray);
    margin-top: 0.4rem;
}

/* ========================================
   AI Answer Card
   ======================================== */
.answer-loading {
    display: none;
    padding: 1.5rem 0;
}

.answer-loading.visible {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.answer-loading-bar {
    width: 24px;
    height: 3px;
    background: var(--heading-cyan);
    animation: pulse-bar 1.2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes pulse-bar {
    0%, 100% { opacity: 0.3; width: 24px; }
    50% { opacity: 1; width: 48px; }
}

.answer-loading-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--film-gray-500);
}

.answer-content {
    display: none;
    font-family: 'ABC Favorit', 'Inter', sans-serif;
    font-size: 0.9rem;
    color: var(--title-white);
    line-height: 1.7;
    font-weight: 300;
    animation: fadeIn 0.4s ease-out;
}

.answer-content.visible {
    display: block;
}

.answer-content p {
    margin: 0 0 0.75rem 0;
}

.answer-content p:last-child {
    margin-bottom: 0;
}

.answer-sources {
    margin-top: 1.25rem;
}

.answer-sources-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--film-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--field-gray);
}

.answer-source-item {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--title-white);
    padding: 0.3rem 0;
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.answer-source-item a {
    color: var(--heading-cyan);
    text-decoration: none;
    transition: color 0.2s ease;
}

.answer-source-item a:hover {
    color: var(--film-purple);
}

.answer-source-meta {
    font-size: 0.6rem;
    color: var(--film-gray-500);
}

/* ========================================
   Loading State
   ======================================== */
.loading-indicator {
    display: none;
    text-align: center;
    padding: 3rem 0;
}

.loading-indicator.visible {
    display: block;
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 2px solid var(--field-gray);
    border-top-color: var(--heading-cyan);
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1rem;
}

.loading-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--film-gray-500);
}

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

/* ========================================
   Empty State
   ======================================== */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1.5rem;
    opacity: 0.4;
    color: var(--heading-cyan);
}

.empty-state-title {
    font-family: 'ABC Favorit', 'Inter', sans-serif;
    font-size: 1.1rem;
    color: var(--title-white);
    margin-bottom: 0.5rem;
    font-weight: 400;
}

.empty-state-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--film-gray-500);
    line-height: 1.6;
}

/* ========================================
   Error State
   ======================================== */
.error-message {
    display: none;
    padding: 1rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error-red);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    margin-top: 1rem;
}

.error-message.visible {
    display: block;
}

/* ========================================
   Source Filters
   ======================================== */
.filter-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.filter-chip {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    padding: 0.3rem 0.75rem;
    background: transparent;
    border: 1px solid var(--field-gray);
    color: var(--film-gray-500);
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.filter-chip:hover {
    border-color: var(--heading-cyan);
    color: var(--heading-cyan);
}

.filter-chip.active {
    background: var(--heading-cyan);
    border-color: var(--heading-cyan);
    color: #000000;
}

/* ========================================
   Typing Cursor (streaming)
   ======================================== */
.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--heading-cyan);
    margin-left: 2px;
    animation: blink 0.8s step-end infinite;
    vertical-align: text-bottom;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* ========================================
   Citation Links
   ======================================== */
.citation-link {
    color: var(--heading-cyan);
    text-decoration: none;
    font-size: 0.75em;
    font-weight: 500;
    vertical-align: super;
    cursor: pointer;
    transition: color 0.2s ease;
    line-height: 1;
}

.citation-link:hover {
    color: var(--film-purple);
}

/* ========================================
   Source Number
   ======================================== */
.source-number {
    color: var(--heading-cyan);
    font-weight: 500;
    font-size: 0.7rem;
    min-width: 1.5rem;
    flex-shrink: 0;
}

/* ========================================
   Markdown in Answers
   ======================================== */
.answer-h3 {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--heading-cyan);
    margin: 1.25rem 0 0.5rem 0;
    letter-spacing: -0.01em;
}

.answer-h3:first-child {
    margin-top: 0;
}

.answer-content strong {
    font-weight: 500;
    color: var(--title-white);
}

.answer-content em {
    font-style: italic;
    color: #bbb;
}

.inline-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8em;
    background: var(--film-gray-800);
    border: 1px solid var(--field-gray);
    padding: 0.1rem 0.4rem;
    color: var(--heading-cyan);
}

.answer-list {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
}

.answer-list li {
    margin-bottom: 0.3rem;
    line-height: 1.6;
}

/* ========================================
   Follow-up Questions
   ======================================== */
.follow-ups-container {
    padding-top: 0.75rem;
    border-top: 1px solid var(--field-gray);
    margin-top: 1.25rem;
}

.follow-ups-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--film-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.follow-up-chip {
    font-family: 'ABC Favorit', 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 300;
    padding: 0.4rem 0.85rem;
    margin: 0 0.4rem 0.4rem 0;
    background: transparent;
    border: 1px solid var(--field-gray);
    color: var(--title-white);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    line-height: 1.4;
}

.follow-up-chip:hover {
    border-color: var(--heading-cyan);
    color: var(--heading-cyan);
    background: rgba(0, 185, 199, 0.05);
}

/* ========================================
   Query Rewrite Hint
   ======================================== */
.rewrite-hint {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--film-gray-500);
    margin-bottom: 0.75rem;
    font-style: italic;
}

/* ========================================
   Copy Answer Button
   ======================================== */
.copy-answer-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    padding: 0.3rem 0.65rem;
    margin-top: 0.75rem;
    background: transparent;
    border: 1px solid var(--field-gray);
    color: var(--film-gray-500);
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.copy-answer-btn:hover {
    border-color: var(--heading-cyan);
    color: var(--heading-cyan);
}

/* ========================================
   Search History Dropdown
   ======================================== */
.search-history-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--film-gray-900);
    border: 1px solid var(--field-gray);
    border-top: none;
    z-index: 100;
    max-height: 300px;
    overflow-y: auto;
}

.history-item {
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
    color: var(--film-gray-500);
    cursor: pointer;
    transition: all 0.15s ease;
    border-bottom: 1px solid rgba(51, 51, 51, 0.3);
}

.history-item:hover {
    background: var(--film-gray-800);
    color: var(--title-white);
}

.history-item:last-child {
    border-bottom: none;
}

/* ========================================
   Answer Error (inline)
   ======================================== */
.answer-error {
    color: var(--error-red);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    border: 1px solid rgba(239, 68, 68, 0.3);
    background: rgba(239, 68, 68, 0.05);
}

/* ========================================
   Console Panel
   ======================================== */
pre#log {
    background: #000;
    padding: 10px;
    overflow-x: hidden;
    max-height: 300px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--title-white);
    margin: 0;
    border: 1px solid var(--field-gray);
    white-space: pre-wrap;
    word-wrap: break-word;
    word-break: break-all;
}

pre#log:empty::after {
    content: 'Connecting...';
    color: var(--film-gray-500);
    font-style: italic;
}

/* WebKit scrollbar */
pre#log::-webkit-scrollbar {
    width: 10px;
}

pre#log::-webkit-scrollbar-track {
    background: #000;
    border-left: 1px solid #333;
}

pre#log::-webkit-scrollbar-thumb {
    background: #b40096;
    border-radius: 0;
}

pre#log::-webkit-scrollbar-thumb:hover {
    background: #d400b0;
}

/* Firefox scrollbar */
pre#log {
    scrollbar-width: thin;
    scrollbar-color: #b40096 #000;
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Mobile Responsive
   ======================================== */
@media (max-width: 768px) {
    .container {
        padding: 0 2rem 2rem 2rem;
    }

    .title {
        font-size: 2rem;
    }

    .search-input {
        font-size: 0.9rem;
        padding: 0.85rem 3.5rem 0.85rem 1rem;
    }

    .result-meta {
        gap: 0.75rem;
    }

    .query-stats {
        flex-direction: column;
        gap: 0.3rem;
        align-items: flex-start;
    }

    .filter-row {
        gap: 0.35rem;
    }
}