/* ===== Comment Highlights ===== */
.comment-highlight {
    background: rgba(245, 200, 66, 0.18);
    border-bottom: 2px solid rgba(245, 200, 66, 0.6);
    border-radius: 2px;
    cursor: pointer;
    transition: background 0.15s;
}

.comment-highlight:hover {
    background: rgba(245, 200, 66, 0.3);
}

.comment-highlight.stale {
    background: rgba(255, 255, 255, 0.06);
    border-bottom: 2px dashed rgba(255, 255, 255, 0.25);
}

/* ===== Floating Toolbar ===== */
.comment-toolbar {
    position: fixed;
    z-index: 200;
    display: none;
    padding: 6px;
    background: rgba(13, 31, 53, 0.95);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    backdrop-filter: blur(8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    transform: translateX(-50%);
}

.comment-toolbar.visible {
    display: block;
}

.comment-toolbar-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    background: rgba(245, 200, 66, 0.15);
    color: var(--accent-gold);
    font-family: "Public Sans", sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: background 0.15s;
}

.comment-toolbar-btn:hover {
    background: rgba(245, 200, 66, 0.25);
}

.comment-toolbar-btn svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

/* ===== Side Panel ===== */
.comment-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 360px;
    height: 100vh;
    background: rgba(8, 22, 42, 0.97);
    border-left: 1px solid var(--card-border);
    backdrop-filter: blur(12px);
    z-index: 150;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.comment-panel.open {
    transform: translateX(0);
}

.comment-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.comment-panel-header h3 {
    font-family: "Syne", sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    margin: 0;
}

.comment-panel-close {
    width: 28px;
    height: 28px;
    border: 1px solid var(--card-border);
    border-radius: 50%;
    background: none;
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.comment-panel-close:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

/* ===== Panel Tabs ===== */
.comment-tabs {
    display: flex;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
}

.comment-tab {
    flex: 1;
    padding: 10px 12px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: "Public Sans", sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition:
        color 0.15s,
        border-color 0.15s;
}

.comment-tab:hover {
    color: var(--text-secondary);
}

.comment-tab.active {
    color: var(--accent-gold);
    border-bottom-color: var(--accent-gold);
}

/* ===== Slide Group Headers (All Slides view) ===== */
.comment-slide-group-header {
    padding: 8px 24px;
    font-family: "Public Sans", sans-serif;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.02);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: color 0.15s;
}

.comment-slide-group-header:hover {
    color: var(--accent-gold);
}

/* Clickable threads in All Slides view */
.comment-thread[data-slide-id] {
    cursor: pointer;
    transition: background 0.15s;
}

.comment-thread[data-slide-id]:hover {
    background: rgba(245, 200, 66, 0.06);
}

.comment-panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 0;
}

/* ===== Comment Threads ===== */
.comment-thread {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    cursor: default;
}

.comment-thread:last-child {
    border-bottom: none;
}

.comment-item {
    margin-bottom: 12px;
}

.comment-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.comment-author {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-gold);
    letter-spacing: 0.02em;
}

.comment-time {
    font-size: 10px;
    color: var(--text-muted);
}

.comment-delete {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 14px;
    padding: 0 4px;
    opacity: 0;
    transition:
        opacity 0.15s,
        color 0.15s;
}

.comment-thread:hover .comment-delete {
    opacity: 1;
}

.comment-delete:hover {
    color: #ff6b6b;
}

.comment-anchor-text {
    font-size: 11px;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 6px;
    padding: 4px 8px;
    border-left: 2px solid rgba(245, 200, 66, 0.3);
    background: rgba(245, 200, 66, 0.04);
    border-radius: 0 4px 4px 0;
}

.comment-body {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* Replies */
.comment-replies {
    padding-left: 16px;
    border-left: 1px solid var(--border);
    margin-left: 8px;
}

.comment-reply .comment-author {
    color: var(--text-secondary);
}

.comment-reply-box {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    align-items: flex-end;
}

.comment-reply-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 8px 10px;
    color: var(--text-primary);
    font-family: "Public Sans", sans-serif;
    font-size: 12px;
    resize: none;
    outline: none;
    transition: border-color 0.15s;
}

.comment-reply-input:focus {
    border-color: rgba(245, 200, 66, 0.4);
}

.comment-reply-submit {
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    background: rgba(245, 200, 66, 0.15);
    color: var(--accent-gold);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s;
}

.comment-reply-submit:hover {
    background: rgba(245, 200, 66, 0.25);
}

/* ===== Comment Indicators ===== */
.comment-indicator {
    position: absolute;
    right: 16px;
    z-index: 10;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(245, 200, 66, 0.2);
    border: 1px solid rgba(245, 200, 66, 0.5);
    color: var(--accent-gold);
    font-size: 10px;
    font-weight: 700;
    font-family: "Public Sans", sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s;
}

.comment-indicator:hover {
    background: rgba(245, 200, 66, 0.35);
    transform: scale(1.1);
}

/* ===== New Comment Input (inline) ===== */
.comment-new-input {
    position: fixed;
    z-index: 201;
    width: 300px;
    background: rgba(13, 31, 53, 0.97);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 12px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    display: none;
}

.comment-new-input.visible {
    display: block;
}

.comment-new-input textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 10px;
    color: var(--text-primary);
    font-family: "Public Sans", sans-serif;
    font-size: 13px;
    resize: vertical;
    min-height: 60px;
    outline: none;
}

.comment-new-input textarea:focus {
    border-color: rgba(245, 200, 66, 0.4);
}

.comment-new-input-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 8px;
}

.comment-new-input-actions button {
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: "Public Sans", sans-serif;
}

.comment-new-cancel {
    background: none;
    border: 1px solid var(--card-border);
    color: var(--text-muted);
}

.comment-new-submit {
    background: var(--accent-gold);
    border: none;
    color: #08162a;
}

/* ===== Author Prompt ===== */
.author-prompt-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-prompt {
    background: var(--slide-bg-2);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 280px;
}

.author-prompt label {
    font-family: "Public Sans", sans-serif;
    font-size: 13px;
    color: var(--text-secondary);
}

.author-prompt input {
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: "Public Sans", sans-serif;
    font-size: 14px;
    outline: none;
}

.author-prompt input:focus {
    border-color: rgba(245, 200, 66, 0.4);
}

.author-prompt button {
    padding: 10px;
    background: var(--accent-gold);
    color: #08162a;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
}

/* ===== Empty State ===== */
.comment-empty {
    padding: 32px 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

/* ===== Panel toggle button ===== */
.comment-toggle-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 140;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    font-size: 16px;
}

.comment-toggle-btn:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    background: rgba(245, 200, 66, 0.08);
}

.comment-toggle-btn .badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    background: var(--accent-gold);
    color: #08162a;
    font-size: 9px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}