/* ============================================================
   Timegator — Styles
   ============================================================ */

/* --- CSS Variables / Theme --- */
:root {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1d27;
    --bg-tertiary: #242836;
    --bg-hover: #2a2f3e;
    --bg-modal: #1e2230;
    --border: #2e3347;
    --border-light: #3a3f54;

    --text-primary: #e8eaf0;
    --text-secondary: #9ca3b8;
    --text-muted: #6b7280;
    --text-accent: #f0b429;

    --accent: #f0b429;
    --accent-hover: #f7c948;
    --accent-dim: rgba(240, 180, 41, 0.15);
    --accent-glow: rgba(240, 180, 41, 0.3);

    --danger: #ef4444;
    --danger-hover: #f87171;
    --success: #22c55e;
    --info: #3b82f6;

    /* Category colors */
    --cat-general: #6b7280;
    --cat-person: #8b5cf6;
    --cat-location: #22c55e;
    --cat-communication: #3b82f6;
    --cat-document: #f59e0b;
    --cat-financial: #10b981;
    --cat-evidence: #ef4444;
    --cat-other: #ec4899;

    --timeline-height: 300px;
    --panel-width: 320px;
    --detail-width: 380px;
    --topbar-height: 80px;
    --radius: 8px;
    --radius-sm: 4px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --transition: 0.2s ease;
}

/* --- Reset --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ============================================================
   Top Bar
   ============================================================ */
#topBar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--topbar-height);
    padding: 0 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
}

.logo {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    user-select: none;
    -webkit-user-select: none;
}

.logo-wordmark {
    height: 80px;
    width: auto;
    display: block;
}

.timeline-title-wrap {
    flex: 1;
    max-width: 400px;
}

#timelineTitle {
    width: 100%;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-primary);
    font-family: 'Bangers', cursive;
    font-size: 26px;
    font-weight: 400;
    letter-spacing: 1.5px;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    outline: none;
    transition: var(--transition);
}

#timelineTitle::placeholder {
    font-family: 'Bangers', cursive;
    letter-spacing: 1.5px;
    opacity: 0.4;
}

#timelineTitle:hover {
    border-color: var(--border);
}

#timelineTitle:focus {
    border-color: var(--accent);
    background: var(--bg-tertiary);
}

.top-bar-center {
    flex-shrink: 0;
}

.mode-toggle {
    display: flex;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    padding: 3px;
    gap: 2px;
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.mode-btn:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.mode-btn.active {
    background: var(--accent);
    color: var(--bg-primary);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: flex-end;
}

.tool-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.tool-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-light);
    background: var(--bg-hover);
}

/* ============================================================
   Main Layout
   ============================================================ */
#mainContent {
    display: flex;
    height: calc(100vh - var(--topbar-height));
    overflow: hidden;
}

/* ============================================================
   Editor Panel (Left)
   ============================================================ */
.panel {
    width: var(--panel-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: width var(--transition);
}

.panel.hidden {
    width: 0;
    overflow: hidden;
    border: none;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.panel-header h2 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    user-select: none;
    -webkit-user-select: none;
}

/* --- Event List --- */
.event-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

/* --- Sort Bar --- */
.sort-bar {
    display: flex;
    gap: 4px;
    padding: 8px 8px 0;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
    padding-bottom: 8px;
}

.sort-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    justify-content: center;
    padding: 4px 6px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 11px;
    font-weight: 500;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
    white-space: nowrap;
}

.sort-btn:hover {
    color: var(--text-secondary);
    background: var(--bg-hover);
}

.sort-btn.active {
    color: var(--accent);
    background: var(--accent-dim);
    border-color: var(--accent);
}

.sort-btn svg {
    flex-shrink: 0;
    opacity: 0.6;
}

.sort-btn.active svg {
    opacity: 1;
}

.sort-arrow {
    font-size: 10px;
    opacity: 0;
    transition: var(--transition);
    line-height: 1;
}

.sort-btn.active .sort-arrow {
    opacity: 0.8;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
    gap: 8px;
    padding: 32px;
    user-select: none;
    -webkit-user-select: none;
}

.empty-state p {
    font-size: 14px;
}

.empty-state .hint {
    font-size: 12px;
    opacity: 0.7;
}

/* --- Panel Brand (bottom of event list sidebar) --- */
.panel-brand {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    border-top: 1px solid var(--border);
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
}

.panel-brand-mark {
    width: 75%;
    height: auto;
    display: block;
    opacity: 0.55;
    transition: opacity var(--transition);
    pointer-events: none;
}

.panel-brand:hover .panel-brand-mark {
    opacity: 0.85;
}

.event-card {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    margin-bottom: 4px;
    user-select: none;
    -webkit-user-select: none;
}

.event-card:hover {
    background: var(--bg-hover);
    border-color: var(--border);
}

.event-card.active {
    background: var(--accent-dim);
    border-color: var(--accent);
}

.event-card-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 4px;
}

.event-card-info {
    flex: 1;
    min-width: 0;
}

.event-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.event-card-date {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.event-card-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: var(--transition);
    flex-shrink: 0;
}

.event-card:hover .event-card-actions {
    opacity: 1;
}

.event-card-btn {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.event-card-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.event-card-btn.delete:hover {
    color: var(--danger);
}

/* ============================================================
   Timeline Area
   ============================================================ */
#timelineArea {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* Zoom Controls */
#zoomControls {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.zoom-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.zoom-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent);
    background: var(--accent-dim);
}

.zoom-btn-wide {
    width: 68px;
}

#zoomLevel {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 60px;
    text-align: center;
    user-select: none;
    -webkit-user-select: none;
}

.zoom-separator {
    width: 1px;
    height: 20px;
    background: var(--border);
    margin: 0 4px;
}

/* Timeline Container */
#timelineContainer {
    flex: 1;
    overflow-x: auto;
    overflow-y: hidden;
    position: relative;
    cursor: grab;
    background:
        radial-gradient(circle at 50% 50%, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
}

#timelineContainer:active {
    cursor: grabbing;
}

#timelineTrack {
    position: relative;
    min-height: 100%;
    padding-top: 40px;
}

/* Ruler */
#timelineRuler {
    position: absolute;
    top: 0;
    left: 0;
    height: 40px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    z-index: 10;
    cursor: ew-resize;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
}

.ruler-mark {
    position: absolute;
    top: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding-bottom: 6px;
}

.ruler-mark-label {
    font-size: 10px;
    color: var(--text-muted);
    white-space: nowrap;
    font-weight: 500;
}

.ruler-mark-line {
    width: 1px;
    background: var(--border);
    position: absolute;
    top: 0;
}

.ruler-mark-line.major {
    height: 16px;
    background: var(--border-light);
}

.ruler-mark-line.minor {
    height: 8px;
    background: var(--border);
}

/* Ghost Year — large watermark year labels visible at zoomed-in levels */
#ghostYears {
    position: absolute;
    top: 40px;               /* below the ruler */
    left: 0;                 /* overridden by JS on each frame */
    width: 100%;             /* overridden by JS on each frame */
    bottom: 0;
    pointer-events: none;
    z-index: 2;              /* above bg, below events (z-index 3+) */
    overflow: hidden;
}

.ghost-year {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: clamp(100px, 18vw, 220px);
    font-weight: 900;
    color: var(--text-primary);
    opacity: 0.04;
    user-select: none;
    -webkit-user-select: none;
    pointer-events: none;
    white-space: nowrap;
    line-height: 1;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
}

/* Timeline Line */
#timelineLine {
    position: absolute;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--border-light) 5%, var(--border-light) 95%, transparent);
    /* top is set by JS in renderEvents() to stay pixel-exact with event dots */
    transform: translateY(-50%);
    z-index: 1;
}

/* Today Marker */
#todayMarker {
    position: absolute;
    top: 40px;
    bottom: 0;
    width: 2px;
    z-index: 5;
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
}

.today-line {
    width: 2px;
    height: 100%;
    background: var(--accent);
    opacity: 0.5;
}

.today-label {
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    font-weight: 600;
    color: var(--accent);
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    border: 1px solid var(--accent);
    pointer-events: auto;
}

/* Events on Timeline */
#eventsContainer {
    position: absolute;
    top: 40px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
}

.timeline-event {
    position: absolute;
    cursor: pointer;
    padding: 8px;
    margin: -8px;
}

.timeline-event:hover {
    z-index: 10;
}

.timeline-event-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: 0 0 0 2px currentColor;
    transition: box-shadow 0.15s ease;
}

.timeline-event:hover .timeline-event-dot {
    box-shadow: 0 0 0 3px currentColor, 0 0 8px currentColor;
}

.timeline-event-stem {
    position: absolute;
    width: 2px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.4;
    z-index: 1;
}

.timeline-event-label {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    white-space: nowrap;
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    z-index: 3;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.timeline-event:hover .timeline-event-label {
    background: var(--bg-hover);
    border-color: var(--border-light);
    max-width: 300px;
}

.timeline-event-label-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary);
}

.timeline-event-label-date {
    font-size: 10px;
    color: var(--text-muted);
}

.timeline-event-label-precision {
    font-size: 9px;
    color: var(--accent);
    opacity: 0.8;
    font-weight: 600;
    letter-spacing: 0.3px;
    margin-top: 1px;
}

/* --- Span events (ambiguous date ranges) --- */

/* Horizontal bar showing the full date range */
.timeline-span-bar {
    position: absolute;
    left: 0;
    right: 0;
    height: 8px;
    border-radius: 4px;
    opacity: 0.25;
    z-index: 1;
    transition: opacity 0.15s ease;
    /* Gradient fade at edges to convey fuzziness */
    mask-image: linear-gradient(90deg,
        transparent 0%, rgba(0,0,0,1) 8%,
        rgba(0,0,0,1) 92%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg,
        transparent 0%, rgba(0,0,0,1) 8%,
        rgba(0,0,0,1) 92%, transparent 100%);
}

.timeline-event--span:hover .timeline-span-bar {
    opacity: 0.45;
}

/* Vertical edge caps at span boundaries */
.timeline-span-cap {
    position: absolute;
    width: 2px;
    height: 16px;
    border-radius: 1px;
    opacity: 0.35;
    z-index: 2;
}

.timeline-span-cap--left {
    left: 0;
}

.timeline-span-cap--right {
    right: 0;
}

.timeline-event--span:hover .timeline-span-cap {
    opacity: 0.6;
}

/* Diamond midpoint marker on span events */
.timeline-span-diamond {
    position: absolute;
    width: 12px;
    height: 12px;
    transform: translateX(-50%) rotate(45deg);
    border-radius: 2px;
    border: 2px solid;
    z-index: 3;
    box-shadow: 0 0 0 2px var(--bg-primary);
    transition: box-shadow 0.15s ease;
}

.timeline-event--span:hover .timeline-span-diamond {
    box-shadow: 0 0 0 2px var(--bg-primary), 0 0 8px currentColor;
}

/* Uncertainty halo for ambiguous events rendered as dots (span too small) */
.timeline-event-halo {
    position: absolute;
    width: 28px;
    height: 28px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 50%;
    border: 2px dashed;
    opacity: 0.3;
    z-index: 1;
    animation: halo-pulse 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes halo-pulse {
    0%, 100% { opacity: 0.2; transform: translateX(-50%) scale(1); }
    50%      { opacity: 0.4; transform: translateX(-50%) scale(1.15); }
}

/* Fix stem positioning for span events (stem left is set inline to midpoint) */
.timeline-event--span .timeline-event-stem {
    left: auto;
    transform: translateX(-50%);
}

.timeline-event--span .timeline-event-label {
    left: auto;
    transform: translateX(-50%);
}

/* ============================================================
   Detail Panel (Right)
   ============================================================ */
.detail-panel {
    width: var(--detail-width);
    border-left: 1px solid var(--border);
    border-right: none;
    overflow: hidden;
}

.detail-panel.hidden {
    width: 0;
    border: none;
}

.detail-content {
    padding: 16px;
    overflow-y: auto;
    height: calc(100% - 53px);
}

.detail-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 99px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    user-select: none;
    -webkit-user-select: none;
}

.detail-category-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.detail-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.3;
}

.detail-date {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.detail-section {
    margin-bottom: 20px;
}

.detail-section h3 {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 8px;
    user-select: none;
    -webkit-user-select: none;
}

.detail-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    white-space: pre-wrap;
}

.detail-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.detail-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid var(--border);
}

.detail-image:hover {
    border-color: var(--accent);
    transform: scale(1.02);
}

.detail-edit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    margin-top: 16px;
    user-select: none;
    -webkit-user-select: none;
}

.detail-edit-btn:hover {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}

/* ============================================================
   About Modal
   ============================================================ */
.about-modal-content {
    width: 480px;
}

.about-body {
    padding: 20px 24px 28px;
}

.about-logo {
    text-align: center;
    margin-bottom: 12px;
}

.about-logo-img {
    height: 200px;
    opacity: 0.9;
}

.about-tagline {
    text-align: center;
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.about-body > p {
    font-size: 13px;
    line-height: 1.65;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.about-section {
    margin-bottom: 14px;
    padding: 12px 14px;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.about-section:last-child {
    margin-bottom: 0;
}

.about-section h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-accent);
    margin-bottom: 6px;
}

.about-section h3 svg {
    flex-shrink: 0;
    stroke: var(--text-accent);
}

.about-section p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.about-section p strong {    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================================
   Achievements Modal
   ============================================================ */
.achievements-modal-content {
    width: 480px;
}

.achievements-body {
    padding: 20px 24px 28px;
}

.achievements-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
    text-align: center;
}

.achievements-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.achievement-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.achievement-card.unlocked {
    border-color: #d4a017;
    background: rgba(212, 160, 23, 0.06);
}

.achievement-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    transition: var(--transition);
}

.achievement-card.unlocked .achievement-icon {
    background: rgba(212, 160, 23, 0.15);
    border-color: #d4a017;
}

.achievement-card.locked .achievement-icon {
    filter: grayscale(0.5);
    opacity: 0.6;
}

.achievement-info {
    flex: 1;
    min-width: 0;
}

.achievement-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.achievement-card.unlocked .achievement-name {
    color: #d4a017;
}

.achievement-desc {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 8px;
}

.achievement-progress {
    display: flex;
    align-items: center;
    gap: 10px;
}

.achievement-progress-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    overflow: hidden;
}

.achievement-progress-fill {
    height: 100%;
    background: var(--text-muted);
    border-radius: 3px;
    transition: width 0.4s ease;
}

.achievement-card.unlocked .achievement-progress-fill {
    background: #d4a017;
}

.achievement-progress-text {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
}

.achievement-card.unlocked .achievement-progress-text {
    color: #d4a017;
}

.achievement-unlocked-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 600;
    color: #d4a017;
    margin-top: 4px;
}

.achievement-total-count {
    font-weight: 500;
    opacity: 0.7;
    margin-left: 2px;
}

/* Secret achievement card */
.achievement-card.secret {
    border-color: #6b46c1;
    background: rgba(107, 70, 193, 0.06);
}

.achievement-card.secret .achievement-icon {
    background: rgba(107, 70, 193, 0.15);
    border-color: #6b46c1;
}

.achievement-card.secret .achievement-name {
    color: #9f7aea;
}

.achievement-card.secret .achievement-unlocked-badge {
    color: #9f7aea;
}

.achievement-card.secret .achievement-progress-fill {
    background: #6b46c1;
}

/* ============================================================
   Modal
   ============================================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-modal);
    border: 1px solid var(--border);
    border-radius: 12px;
    width: 560px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow);
    animation: modalIn 0.2s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 0;
}

.modal-header h2 {
    font-size: 18px;
    font-weight: 700;
}

.close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.close-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

#eventForm {
    padding: 20px 24px 24px;
}

/* --- Form Elements --- */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    user-select: none;
    -webkit-user-select: none;
}

.required {
    color: var(--danger);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-row .form-group {
    flex: 1;
}

.date-fields-row .form-group,
.time-fields-row .form-group {
    min-width: 80px;
}

/* Year + Era inline group */
.year-input-wrap {
    display: flex;
    gap: 4px;
}

.year-input-wrap input {
    flex: 1;
    min-width: 0;
}

.year-input-wrap select {
    width: 64px;
    flex-shrink: 0;
}

/* Image Upload */
.image-upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.image-upload-area:hover,
.image-upload-area.dragover {
    border-color: var(--accent);
    background: var(--accent-dim);
}

.upload-prompt {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 13px;
    user-select: none;
    -webkit-user-select: none;
}

.image-preview-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.image-preview-item {
    position: relative;
    width: 72px;
    height: 72px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border);
}

.image-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-preview-remove {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--danger);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    line-height: 1;
    opacity: 0;
    transition: var(--transition);
}

.image-preview-item:hover .image-preview-remove {
    opacity: 1;
}

/* Form Actions */
.form-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.form-actions-right {
    display: flex;
    gap: 8px;
}

/* --- Buttons --- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.btn-secondary:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--danger);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--danger);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
    -webkit-user-select: none;
}

.btn-danger:hover {
    background: var(--danger);
    color: white;
}

/* ============================================================
   Lightbox
   ============================================================ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox.hidden {
    display: none;
}

.lightbox-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
}

#lightboxImage {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius);
}

/* ============================================================
   Toast Notifications
   ============================================================ */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    font-size: 13px;
    color: var(--text-primary);
    animation: toastIn 0.3s ease;
    min-width: 200px;
    user-select: none;
    -webkit-user-select: none;
}

.toast.success {
    border-left: 3px solid var(--success);
}

.toast.error {
    border-left: 3px solid var(--danger);
}

.toast.info {
    border-left: 3px solid var(--info);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(12px);
    }
}

/* ============================================================
   Viewer Mode overrides
   ============================================================ */
body.viewer-mode #editorPanel {
    width: 0;
    overflow: hidden;
    border: none;
    padding: 0;
}

body.viewer-mode .event-card-actions {
    display: none;
}

body.viewer-mode .detail-edit-btn {
    display: none;
}

/* ============================================================
   Streamer Mode
   ============================================================ */

/* Toggle button active state */
.mode-btn.streamer-active {
    background: var(--danger);
    color: #fff;
}

.mode-btn.streamer-active:hover {
    background: var(--danger-hover);
    color: #fff;
}

/* Sensitive checkbox in event form */
.form-group-inline {
    margin-bottom: 16px;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    user-select: none;
    -webkit-user-select: none;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    display: inline-block;
    width: 16px;
    height: 16px;
    min-width: 16px;
    min-height: 16px;
    border: 2px solid var(--border-light);
    border-radius: 3px;
    background: var(--bg-tertiary);
    flex-shrink: 0;
    position: relative;
    transition: var(--transition);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--danger);
    border-color: var(--danger);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '';
    position: absolute;
    left: 3px;
    top: 0px;
    width: 6px;
    height: 10px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.sensitive-hint {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 400;
}

/* Sensitive icon in event card title */
.event-card-sensitive {
    display: inline-flex;
    align-items: center;
    margin-left: 4px;
    color: var(--danger);
    opacity: 0.7;
    vertical-align: middle;
}

/* Blur sensitive images when streamer mode is active */
body.streamer-mode [data-sensitive="true"].detail-image {
    filter: blur(24px);
    transition: filter 0.3s ease;
}

body.streamer-mode [data-sensitive="true"].detail-image:hover {
    filter: blur(24px);
    transform: none;
}

body.streamer-mode #lightboxImage.sensitive-blur {
    filter: blur(40px);
}

/* Sensitive badge in detail panel */
.detail-sensitive-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 99px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    margin-left: 8px;
    user-select: none;
    -webkit-user-select: none;
}

/* Streamer confirm modal */
.streamer-confirm-content {
    width: 420px;
}

.streamer-confirm-body {
    padding: 16px 24px 24px;
}

.streamer-confirm-body p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.streamer-confirm-body p strong {
    color: var(--text-primary);
}

.streamer-confirm-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* New Timeline Confirmation */
.new-timeline-confirm-content {
    max-width: 440px;
    width: 90vw;
}

.new-timeline-confirm-body {
    padding: 20px;
}

.new-timeline-confirm-body p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.new-timeline-confirm-body p strong {
    color: var(--text-primary);
}

.new-timeline-confirm-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* ============================================================
   Combine & Conflict Resolution
   ============================================================ */

/* Combine Results Modal */
.combine-results-modal-content {
    max-width: 560px;
    width: 90vw;
}

.combine-results-body {
    padding: 20px;
}

.combine-summary {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.combine-stat {
    flex: 1;
    min-width: 100px;
    padding: 12px;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid var(--border);
}

.combine-stat-number {
    font-size: 24px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}

.combine-stat-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.combine-stat.added {
    background: rgba(34, 197, 94, 0.08);
    border-color: rgba(34, 197, 94, 0.3);
}

.combine-stat.added .combine-stat-number {
    color: #22c55e;
}

.combine-stat.skipped {
    background: rgba(107, 114, 128, 0.08);
    border-color: rgba(107, 114, 128, 0.3);
}

.combine-stat.skipped .combine-stat-number {
    color: var(--text-muted);
}

.combine-stat.conflicts {
    background: rgba(234, 179, 8, 0.08);
    border-color: rgba(234, 179, 8, 0.3);
}

.combine-stat.conflicts .combine-stat-number {
    color: #eab308;
}

.combine-results-list {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.combine-result-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    font-size: 13px;
}

.combine-result-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    flex-shrink: 0;
}

.combine-result-icon.added {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.combine-result-icon.skipped {
    background: rgba(107, 114, 128, 0.15);
    color: var(--text-muted);
}

.combine-result-icon.conflict {
    background: rgba(234, 179, 8, 0.15);
    color: #eab308;
}

.combine-result-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.combine-result-status {
    font-size: 11px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.combine-results-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Conflict Resolution Modal */
.conflict-modal-content {
    max-width: 700px;
    width: 92vw;
}

.conflict-body {
    padding: 20px;
}

.conflict-event-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border-left: 3px solid #eab308;
}

.conflict-table {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 20px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}

.conflict-row {
    display: grid;
    grid-template-columns: 100px 1fr 1fr 170px;
    gap: 1px;
    background: var(--border);
}

.conflict-row.header {
    background: var(--bg-tertiary);
}

.conflict-row.header .conflict-cell {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 8px 12px;
}

.conflict-cell {
    padding: 10px 12px;
    background: var(--bg-secondary);
    font-size: 13px;
    color: var(--text-primary);
    overflow: hidden;
    word-break: break-word;
}

.conflict-cell.field-name {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
    display: flex;
    align-items: center;
}

.conflict-cell.current {
    background: var(--bg-secondary);
}

.conflict-cell.incoming {
    background: rgba(234, 179, 8, 0.04);
}

.conflict-cell.action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.conflict-cell-value {
    max-height: 80px;
    overflow-y: auto;
    line-height: 1.4;
}

.conflict-cell-value.empty {
    color: var(--text-muted);
    font-style: italic;
}

.conflict-cell-images {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.conflict-cell-images img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--border);
}

.conflict-pick-btn {
    padding: 4px 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 11px;
    font-weight: 500;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.conflict-pick-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.conflict-pick-btn.picked-current {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(59, 130, 246, 0.4);
    color: #3b82f6;
}

.conflict-pick-btn.picked-incoming {
    background: rgba(234, 179, 8, 0.12);
    border-color: rgba(234, 179, 8, 0.4);
    color: #eab308;
}

.conflict-pick-btn.picked-add {
    background: rgba(34, 197, 94, 0.12);
    border-color: rgba(34, 197, 94, 0.4);
    color: #22c55e;
}

.conflict-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Conflict warning icon on event cards */
.event-card-conflict {
    color: #eab308;
    margin-left: 4px;
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    cursor: help;
}

.event-card-conflict svg {
    filter: drop-shadow(0 0 3px rgba(234, 179, 8, 0.3));
}

/* Conflict banner in detail panel */
.detail-conflict-banner {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    margin-top: 12px;
    border-radius: var(--radius);
    background: rgba(234, 179, 8, 0.08);
    border: 1px solid rgba(234, 179, 8, 0.25);
    color: #eab308;
    font-size: 12px;
    font-weight: 500;
    flex-wrap: wrap;
}

.detail-conflict-banner svg {
    flex-shrink: 0;
}

.detail-resolve-btn {
    margin-left: auto;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(234, 179, 8, 0.4);
    background: rgba(234, 179, 8, 0.12);
    color: #eab308;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.detail-resolve-btn:hover {
    background: rgba(234, 179, 8, 0.2);
}

/* ============================================================
   Utilities
   ============================================================ */
.hidden {
    display: none !important;
}