/* Annotation overlay — full-viewport modal (drawing-overlay pattern) */

.ln-annotation-overlay {
    position: fixed;
    inset: 0;
    z-index: 100250;
    display: none;
    flex-direction: column;
    background: #0f172a;
    color: #e2e8f0;
    font-family: system-ui, -apple-system, Segoe UI, sans-serif;
}

.ln-annotation-overlay.is-open {
    display: flex;
}

.ln-ann-topbar {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    padding-top: max(10px, env(safe-area-inset-top, 10px));
    background: #1e293b;
    border-bottom: 1px solid #334155;
}

.ln-ann-mode-group {
    display: inline-flex;
    flex: 0 0 auto;
    border: 1px solid #475569;
    border-radius: 8px;
    overflow: hidden;
    background: #0f172a;
}

.ln-ann-mode-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: none;
    background: transparent;
    color: #94a3b8;
    padding: 7px 12px;
    font-size: 0.8125rem;
    cursor: pointer;
}

.ln-ann-mode-btn + .ln-ann-mode-btn {
    border-left: 1px solid #475569;
}

.ln-ann-mode-btn:hover {
    color: #e2e8f0;
    background: #334155;
}

.ln-ann-mode-btn.is-active {
    color: #fff;
    background: #2563eb;
}

.ln-ann-topbar-colors {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    flex: 0 0 auto;
}

.ln-ann-custom-color {
    position: relative;
    width: 26px;
    height: 26px;
    border-radius: 6px;
    border: 2px solid #64748b;
    background:
        conic-gradient(from 90deg, #ef4444, #eab308, #22c55e, #3b82f6, #a855f7, #ef4444);
    overflow: hidden;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}

.ln-ann-custom-color.is-active {
    border-color: #fff;
    box-shadow: 0 0 0 1px #2563eb;
}

.ln-ann-custom-color-glyph {
    position: relative;
    z-index: 1;
    width: 16px;
    height: 16px;
    border-radius: 3px;
    background: rgba(15, 23, 42, 0.72);
    color: #f8fafc;
    font-size: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.ln-ann-custom-color input[type="color"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    border: none;
    opacity: 0;
    cursor: pointer;
}

.ln-ann-topbar-title {
    flex: 1 1 auto;
    min-width: 0;
    font-size: 0.95rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ln-ann-topbar-sub {
    display: block;
    font-size: 0.75rem;
    font-weight: 400;
    color: #94a3b8;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ln-ann-topbar-actions {
    display: flex;
    gap: 8px;
    flex: 0 0 auto;
}

.ln-ann-btn {
    border: 1px solid #475569;
    background: #334155;
    color: #f1f5f9;
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 0.8125rem;
    cursor: pointer;
}

.ln-ann-btn:hover {
    background: #475569;
}

.ln-ann-btn--primary {
    background: #2563eb;
    border-color: #2563eb;
}

.ln-ann-btn--primary:hover {
    background: #1d4ed8;
}

.ln-ann-btn--danger {
    background: #7f1d1d;
    border-color: #991b1b;
}

.ln-ann-body {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: row;
}

.ln-ann-viewer {
    flex: 1 1 auto;
    min-width: 0;
    position: relative;
    overflow: auto;
    background: #0b1220;
}

.ln-ann-viewer-inner {
    position: relative;
    margin: 0 auto;
    min-height: 100%;
}

.ln-ann-sidebar {
    flex: 0 0 300px;
    width: 300px;
    max-width: 40vw;
    display: flex;
    flex-direction: column;
    background: #1e293b;
    border-left: 1px solid #334155;
}

.ln-ann-sidebar-tools {
    padding: 10px;
    border-bottom: 1px solid #334155;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ln-ann-sidebar-tools input[type="search"],
.ln-ann-sidebar-tools select {
    width: 100%;
    box-sizing: border-box;
    border-radius: 6px;
    border: 1px solid #475569;
    background: #0f172a;
    color: #e2e8f0;
    padding: 6px 8px;
    font-size: 0.8125rem;
}

.ln-ann-list {
    flex: 1 1 auto;
    overflow: auto;
    padding: 8px;
}

.ln-ann-list-item {
    display: block;
    width: 100%;
    text-align: left;
    border: 1px solid transparent;
    background: #0f172a;
    color: inherit;
    border-radius: 8px;
    padding: 8px 10px;
    margin-bottom: 6px;
    cursor: pointer;
}

.ln-ann-list-item:hover,
.ln-ann-list-item.is-active {
    border-color: #3b82f6;
    background: #172554;
}

.ln-ann-list-swatch {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    margin-right: 6px;
    vertical-align: middle;
}

.ln-ann-list-meta {
    font-size: 0.7rem;
    color: #94a3b8;
    margin-top: 2px;
}

.ln-ann-list-excerpt {
    font-size: 0.8rem;
    margin-top: 4px;
    color: #cbd5e1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ln-ann-empty {
    padding: 16px;
    color: #94a3b8;
    font-size: 0.85rem;
    text-align: center;
}

/* Floating selection toolbar */
.ln-ann-float-toolbar {
    position: absolute;
    z-index: 5;
    display: none;
    align-items: center;
    gap: 4px;
    padding: 6px;
    background: #1e293b;
    border: 1px solid #475569;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

.ln-ann-float-toolbar.is-visible {
    display: flex;
}

.ln-ann-swatch {
    width: 22px;
    height: 22px;
    border-radius: 4px;
    border: 2px solid transparent;
    cursor: pointer;
    padding: 0;
}

.ln-ann-swatch.is-active {
    border-color: #fff;
}

/* Highlight overlays (normalized → %) */
.ln-ann-page,
.ln-ann-shot-stage {
    position: relative;
}

.ln-ann-hl {
    position: absolute;
    box-sizing: border-box;
    border: 1px solid rgba(0, 0, 0, 0.15);
    background: rgba(254, 240, 138, 0.45);
    cursor: pointer;
    pointer-events: auto;
}

.ln-ann-hl.is-active {
    outline: 2px solid #3b82f6;
    outline-offset: 1px;
}

.ln-ann-hl--point {
    width: 14px !important;
    height: 14px !important;
    margin-left: -7px;
    margin-top: -7px;
    border-radius: 50%;
    background: #ef4444;
    border: 2px solid #fff;
}

.ln-ann-hl--marker {
    border-radius: 2px;
    border: none;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
}

.ln-ann-marker-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    pointer-events: none;
}

.ln-ann-marker-svg path {
    pointer-events: stroke;
    cursor: pointer;
}

.ln-ann-marker-svg.is-active path {
    filter: drop-shadow(0 0 2px rgba(59, 130, 246, 0.9));
}

.ln-ann-marker-live path {
    pointer-events: none;
}

.ln-ann-sel-rect--marker {
    border-style: solid;
    border-radius: 2px;
}

.ln-annotation-overlay.ln-ann-mode-select .ln-ann-viewer,
.ln-annotation-overlay.ln-ann-mode-select .ln-ann-viewer-inner {
    cursor: crosshair;
}

.ln-annotation-overlay.ln-ann-mode-marker .ln-ann-viewer,
.ln-annotation-overlay.ln-ann-mode-marker .ln-ann-viewer-inner {
    cursor: crosshair;
}

.ln-ann-sel-rect {
    position: absolute;
    border: 1px dashed #60a5fa;
    background: rgba(96, 165, 250, 0.2);
    pointer-events: none;
    z-index: 4;
}

/* Capture drop zone (webpage without screenshot yet) */
.ln-ann-capture {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 60vh;
    padding: 32px;
    text-align: center;
    color: #cbd5e1;
}

.ln-ann-capture-drop {
    width: min(480px, 90%);
    border: 2px dashed #64748b;
    border-radius: 12px;
    padding: 40px 24px;
    background: #111827;
}

.ln-ann-capture-drop.is-dragover {
    border-color: #3b82f6;
    background: #172554;
}

.ln-ann-status {
    position: absolute;
    left: 16px;
    bottom: 16px;
    z-index: 6;
    padding: 6px 10px;
    border-radius: 6px;
    background: rgba(15, 23, 42, 0.9);
    font-size: 0.75rem;
    color: #94a3b8;
    pointer-events: none;
}

.ln-ann-edit-panel {
    padding: 10px;
    border-top: 1px solid #334155;
    display: none;
    flex-direction: column;
    gap: 8px;
}

.ln-ann-edit-panel.is-open {
    display: flex;
}

.ln-ann-edit-panel textarea {
    width: 100%;
    min-height: 72px;
    box-sizing: border-box;
    border-radius: 6px;
    border: 1px solid #475569;
    background: #0f172a;
    color: #e2e8f0;
    padding: 8px;
    font-size: 0.8125rem;
    resize: vertical;
}

.ln-ann-tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.ln-ann-tag {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid #475569;
    background: transparent;
    color: #cbd5e1;
    cursor: pointer;
}

.ln-ann-tag.is-on {
    background: #1d4ed8;
    border-color: #3b82f6;
    color: #fff;
}

/* PDF pages */
.ln-ann-pdf-page {
    margin: 12px auto;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    background: #fff;
}

.ln-ann-pdf-page canvas {
    display: block;
    width: 100%;
    height: auto;
}

.ln-ann-pdf-textlayer {
    position: absolute;
    inset: 0;
    overflow: hidden;
    opacity: 0.25;
    line-height: 1;
}

.ln-ann-pdf-textlayer span {
    position: absolute;
    white-space: pre;
    color: transparent;
    transform-origin: 0% 0%;
    cursor: text;
}

/* Screenshot */
.ln-ann-shot-img {
    display: block;
    max-width: 100%;
    height: auto;
    user-select: none;
    -webkit-user-drag: none;
}

@media (max-width: 720px) {
    .ln-ann-body {
        flex-direction: column;
    }

    .ln-ann-sidebar {
        flex: 0 0 42%;
        width: 100%;
        max-width: none;
        border-left: none;
        border-top: 1px solid #334155;
    }
}