/* Modern Personal Project Manager Styling */
:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #e0e7ff;
    --primary-subtle: #eef2ff;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --success-light: #d1fae5;
    --warning-color: #f59e0b;
    --warning-light: #fef3c7;
    --danger-color: #ef4444;
    --danger-light: #fee2e2;
    --urgent-color: #dc2626;
    --bg-app: #f8fafc;
    --bg-surface: #ffffff;
    --bg-subtle: #f1f5f9;
    --border-color: #e2e8f0;
    --border-dark: #cbd5e1;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Base Reset & Typography */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: var(--font-stack);
    font-size: 0.875rem;
    color: var(--text-primary);
    background-color: var(--bg-app);
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    background-color: var(--bg-app);
}

/* Top Navigation Bar */
.navbar {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 0.4rem 1.25rem;
    flex-shrink: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-sm);
    z-index: 100;
}

.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #6366f1, #3b82f6);
    color: #ffffff;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.4);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: -0.01em;
    color: #ffffff !important;
}

/* Sub-header / Status Bar */
.status-bar {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 0.35rem 1.25rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}

/* Main 3-Panel Layout */
.main-layout {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    background-color: var(--bg-app);
}

.panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

.panel-header {
    padding: 0.65rem 0.85rem;
    border-bottom: 1px solid var(--border-color);
    background-color: #ffffff;
    flex-shrink: 0;
}

.panel-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 0.65rem;
}

/* Left Panel - Projects */
.left-panel {
    width: 300px;
    min-width: 300px;
    flex-shrink: 0;
    border-right: 1px solid var(--border-color);
    background-color: var(--bg-surface);
    transition: margin-left 0.25s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
}

.left-panel.collapsed {
    margin-left: -300px;
    min-width: 0;
    opacity: 0;
    pointer-events: none;
}

/* Filter buttons segmented control */
.filter-segmented {
    display: flex;
    background-color: var(--bg-subtle);
    padding: 2px;
    border-radius: var(--radius-md);
    gap: 2px;
}

.filter-segmented .btn {
    flex: 1;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 0.25rem 0.5rem;
    transition: all 0.15s ease;
    background: transparent;
}

.filter-segmented .btn:hover {
    color: var(--text-primary);
}

.filter-segmented .btn.active {
    background-color: #ffffff;
    color: var(--primary-color);
    box-shadow: var(--shadow-xs);
    font-weight: 600;
}

/* Middle Panel - Task Details & Project Overview */
.middle-panel {
    flex: 1;
    min-width: 0;
    background-color: var(--bg-app);
    border-right: 1px solid var(--border-color);
}

/* Right Panel - Tasks */
.right-panel {
    width: 330px;
    min-width: 330px;
    flex-shrink: 0;
    background-color: var(--bg-surface);
    border-left: 1px solid var(--border-color);
}

/* Project Card Styles - Compact Single Line */
.project-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.5rem;
    margin-bottom: 0.25rem;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem;
    min-height: 34px;
    box-shadow: var(--shadow-xs);
}

.project-card:hover {
    border-color: var(--border-dark);
    box-shadow: var(--shadow-sm);
    background-color: var(--bg-subtle);
}

.project-card.active-project {
    border-left-color: var(--success-color);
}

.project-card.inactive-project {
    border-left-color: var(--secondary-color);
    opacity: 0.75;
}

.project-card.selected {
    background-color: var(--primary-subtle);
    border-color: #c7d2fe;
    border-left-color: var(--primary-color);
    box-shadow: 0 0 0 1px var(--primary-color), var(--shadow-xs);
}

.project-card .project-name {
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}

.project-card .project-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.15rem 0.35rem;
    border-radius: var(--radius-sm);
    background-color: var(--bg-subtle);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    flex-shrink: 0;
}

.project-card .project-actions {
    display: flex;
    gap: 0.2rem;
    flex-shrink: 0;
}

.btn-square-compact {
    width: 24px;
    height: 24px;
    min-width: 24px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    flex-shrink: 0;
    transition: all 0.15s ease;
}

/* Task Item in Right Panel */
.task-item {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.65rem;
    margin-bottom: 0.4rem;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-xs);
}

.task-item:hover {
    border-color: var(--border-dark);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.task-item.selected {
    background-color: var(--primary-subtle);
    border-color: #c7d2fe;
    box-shadow: 0 0 0 1px var(--primary-color), var(--shadow-sm);
}

.task-item .task-check-btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-muted);
    transition: color 0.15s ease, transform 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.task-item .task-check-btn:hover {
    color: var(--success-color);
    transform: scale(1.1);
}

.task-item.completed .task-check-btn {
    color: var(--success-color);
}

.task-item .task-title {
    flex: 1;
    min-width: 0;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.task-item.completed .task-title,
.task-item.cancelled .task-title {
    text-decoration: line-through;
    color: var(--text-muted);
}

.task-item.paused {
    opacity: 0.85;
    background-color: #fffdfa;
}

.task-item.cancelled {
    opacity: 0.7;
    background-color: #fbfbfb;
}

.task-item.overdue {
    border-left: 3.5px solid var(--danger-color);
    background-color: #fff8f8;
}

.task-item.overdue:hover {
    border-left-color: #b91c1c;
}

.badge-deadline-overdue {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    line-height: 1;
    white-space: nowrap;
    flex-shrink: 0;
}

.badge-deadline-overdue i {
    color: #dc2626;
}

.badge-overdue-tag {
    background-color: #dc2626;
    color: #ffffff;
    font-size: 0.58rem;
    padding: 0.05rem 0.25rem;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-weight: 700;
    margin-left: 0.1rem;
    line-height: 1.1;
}

.date-display.overdue {
    color: #b91c1c;
    font-weight: 600;
}

/* Topic Organization & Grouping in Tasks List */
.topic-group {
    margin-bottom: 0.75rem;
}

.topic-group:last-child {
    margin-bottom: 0.25rem;
}

.topic-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0.5rem;
    margin-bottom: 0.35rem;
    background-color: var(--bg-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
}

.topic-header:hover {
    background-color: #f1f5f9;
    border-color: var(--border-dark);
}

.topic-header.selected {
    background-color: #eef2ff;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 1px var(--primary-color);
}

.topic-header.selected .topic-header-title {
    color: var(--primary-color);
}

.topic-header.selected .topic-count-badge {
    border-color: #c7d2fe;
    color: var(--primary-color);
    background-color: #ffffff;
}

.topic-header-title {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.topic-toggle-btn {
    width: 22px;
    height: 22px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    transition: transform 0.15s ease, color 0.15s ease, background-color 0.15s ease;
    cursor: pointer;
    flex-shrink: 0;
}

.topic-toggle-btn:hover {
    color: var(--primary-color);
    background-color: rgba(0, 0, 0, 0.06);
}

.topic-group.collapsed .topic-header {
    background-color: #f8fafc;
    border-color: var(--border-color);
}

.topic-group.collapsed .topic-tasks {
    display: none;
}

.topic-header-title .topic-icon {
    font-size: 0.8125rem;
    color: var(--primary-color);
}

.topic-count-badge {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.1rem 0.4rem;
    border-radius: var(--radius-full);
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.topic-tasks {
    display: flex;
    flex-direction: column;
}

/* Topic Card in Project Overview */
.topic-stat-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.65rem 0.75rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.topic-stat-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.topic-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.2rem 0.5rem;
    background-color: var(--primary-subtle);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    border: 1px solid #c7d2fe;
}

/* Task Multi-State Filter Bar */
.task-filter-container {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding-top: 0.35rem;
    border-top: 1px dashed var(--border-color);
}

.task-filter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.6875rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 0.1rem;
}

.task-filter-pills {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.filter-state-chip {
    border: 1px solid var(--border-color);
    background-color: #f8fafc;
    color: var(--text-muted);
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    user-select: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    line-height: 1.2;
    transition: all 0.15s ease;
    opacity: 0.45;
}

.filter-state-chip:hover {
    opacity: 0.85;
    transform: translateY(-1px);
}

.filter-state-chip.active {
    opacity: 1;
    box-shadow: var(--shadow-xs);
}

.filter-state-chip .chip-count {
    font-size: 0.625rem;
    padding: 0 0.3rem;
    border-radius: var(--radius-full);
    background-color: rgba(0, 0, 0, 0.08);
    line-height: 1.2;
}

/* Individual Active Filter Chips */
.filter-state-chip.chip-new.active {
    background-color: #0284c7;
    color: #ffffff;
    border-color: #0284c7;
}

.filter-state-chip.chip-new.active .chip-count {
    background-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.filter-state-chip.chip-active.active {
    background-color: #4f46e5;
    color: #ffffff;
    border-color: #4f46e5;
}

.filter-state-chip.chip-active.active .chip-count {
    background-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.filter-state-chip.chip-completed.active {
    background-color: #16a34a;
    color: #ffffff;
    border-color: #16a34a;
}

.filter-state-chip.chip-completed.active .chip-count {
    background-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.filter-state-chip.chip-paused.active {
    background-color: #d97706;
    color: #ffffff;
    border-color: #d97706;
}

.filter-state-chip.chip-paused.active .chip-count {
    background-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.filter-state-chip.chip-cancelled.active {
    background-color: #dc2626;
    color: #ffffff;
    border-color: #dc2626;
}

.filter-state-chip.chip-cancelled.active .chip-count {
    background-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.filter-reset-btn {
    border: 1px solid var(--border-color);
    background-color: #ffffff;
    color: var(--text-secondary);
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.12rem 0.4rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
}

.filter-reset-btn:hover {
    background-color: var(--bg-subtle);
    color: var(--text-primary);
    border-color: var(--border-dark);
}

/* Action button frames */
.btn-square {
    width: 31px;
    height: 31px;
    min-width: 31px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    flex-shrink: 0;
    transition: all 0.15s ease;
}

.btn-square i {
    font-size: 0.75rem;
}

/* Badges & Pills */
.badge-pill-modern {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    line-height: 1;
}

.badge-active {
    background-color: var(--success-light);
    color: #065f46;
}

.badge-inactive {
    background-color: var(--bg-subtle);
    color: var(--text-secondary);
}

.badge-priority-normal {
    background-color: var(--primary-light);
    color: #3730a3;
}

.badge-priority-high {
    background-color: var(--warning-light);
    color: #92400e;
}

.badge-priority-urgent {
    background-color: var(--danger-light);
    color: #991b1b;
}

.badge-status-completed,
.badge-state-completed {
    background-color: var(--success-light);
    color: #065f46;
    border: 1px solid #bbf7d0;
}

.badge-status-pending,
.badge-state-active {
    background-color: var(--primary-light);
    color: #3730a3;
    border: 1px solid #c7d2fe;
}

.badge-state-new {
    background-color: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
}

.badge-state-paused {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.badge-state-cancelled {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* State Option Selector in Form */
.state-selector-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.state-option-btn {
    flex: 1;
    min-width: 80px;
    padding: 0.35rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--border-color);
    background-color: #ffffff;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
}

.state-option-btn:hover {
    border-color: var(--border-dark);
    background-color: var(--bg-subtle);
}

.state-option-btn.selected[data-state="New"] {
    background-color: #e0f2fe;
    color: #0369a1;
    border-color: #0284c7;
    box-shadow: 0 0 0 1px #0284c7;
}

.state-option-btn.selected[data-state="Active"] {
    background-color: #e0e7ff;
    color: #3730a3;
    border-color: #4f46e5;
    box-shadow: 0 0 0 1px #4f46e5;
}

.state-option-btn.selected[data-state="Completed"] {
    background-color: #dcfce7;
    color: #15803d;
    border-color: #16a34a;
    box-shadow: 0 0 0 1px #16a34a;
}

.state-option-btn.selected[data-state="Paused"] {
    background-color: #fef3c7;
    color: #92400e;
    border-color: #d97706;
    box-shadow: 0 0 0 1px #d97706;
}

.state-option-btn.selected[data-state="Cancelled"] {
    background-color: #fee2e2;
    color: #991b1b;
    border-color: #dc2626;
    box-shadow: 0 0 0 1px #dc2626;
}

/* Quick State Menu Trigger in Task Item */
.task-state-btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.15s ease;
}

.task-state-btn:hover {
    transform: scale(1.15);
}

.task-state-btn.state-new {
    color: #0284c7;
}

.task-state-btn.state-active {
    color: #4f46e5;
}

.task-state-btn.state-completed {
    color: #16a34a;
}

.task-state-btn.state-paused {
    color: #d97706;
}

.task-state-btn.state-cancelled {
    color: #dc2626;
}

/* Mini Progress Bar */
.progress-thin {
    height: 4px;
    background-color: var(--border-color);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-thin .progress-bar {
    background: linear-gradient(90deg, #6366f1, #10b981);
    border-radius: var(--radius-full);
}

/* Dashboard & Detail Cards */
.detail-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.stat-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    box-shadow: var(--shadow-xs);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.stat-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.stat-icon.primary {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

.stat-icon.success {
    background-color: var(--success-light);
    color: var(--success-color);
}

.stat-icon.warning {
    background-color: var(--warning-light);
    color: var(--warning-color);
}

.stat-icon.info {
    background-color: #e0f2fe;
    color: #0284c7;
}

.stat-number {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Modals */
.modal-content {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-header {
    background: var(--bg-subtle);
    border-bottom: 1px solid var(--border-color);
    padding: 0.85rem 1.25rem;
}

.modal-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    background: var(--bg-subtle);
    border-top: 1px solid var(--border-color);
    padding: 0.65rem 1.25rem;
}

.form-label {
    font-weight: 500;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.form-control, .form-select {
    border-color: var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    padding: 0.4rem 0.65rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* Scrollbars */
.panel-body::-webkit-scrollbar {
    width: 5px;
}

.panel-body::-webkit-scrollbar-track {
    background: transparent;
}

.panel-body::-webkit-scrollbar-thumb {
    background-color: #cbd5e1;
    border-radius: var(--radius-full);
}

.panel-body::-webkit-scrollbar-thumb:hover {
    background-color: #94a3b8;
}

/* Empty State */
.panel-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: 2rem 1rem;
    text-align: center;
}

.empty-icon-circle {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background-color: var(--bg-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--text-muted);
}

/* Autosave & Undo History */
.autosave-indicator {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.2s ease;
}

.autosave-indicator.saved {
    background-color: #ecfdf5;
    color: #059669;
    border: 1px solid #a7f3d0;
}

.autosave-indicator.saving {
    background-color: #f1f5f9;
    color: #475569;
    border: 1px solid #cbd5e1;
}

.autosave-indicator.snapshot {
    background-color: #eef2ff;
    color: #4338ca;
    border: 1px solid #c7d2fe;
}

.undo-history-menu {
    width: 320px;
    max-height: 380px;
    overflow-y: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.undo-snapshot-item {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    text-align: left;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.15s ease;
    cursor: pointer;
}

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

.undo-snapshot-item:hover {
    background-color: var(--primary-subtle);
}

.undo-snapshot-item.active {
    background-color: var(--primary-light);
}

.undo-snapshot-item:focus {
    outline: none;
    background-color: var(--primary-subtle);
}

/* Meeting Minutes & Rich Text Editor Styles */
.btn-square-compact {
    width: 24px;
    height: 24px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
}

.rich-editor-wrapper {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: #ffffff;
    display: flex;
    flex-direction: column;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.rich-editor-wrapper:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.rich-editor-toolbar {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.4rem 0.6rem;
    background-color: #f8fafc;
    border-bottom: 1px solid var(--border-color);
    border-top-left-radius: var(--radius-sm);
    border-top-right-radius: var(--radius-sm);
    flex-wrap: wrap;
}

.rich-editor-btn {
    width: 28px;
    height: 28px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.rich-editor-btn:hover {
    background-color: #e2e8f0;
    color: var(--text-main);
}

.rich-editor-btn.active {
    background-color: var(--primary-subtle);
    color: var(--primary-color);
    border-color: #c7d2fe;
}

.rich-editor-divider {
    width: 1px;
    height: 18px;
    background-color: var(--border-color);
    margin: 0 0.2rem;
}

.rich-editor-content {
    min-height: 220px;
    max-height: 520px;
    overflow-y: auto;
    padding: 0.75rem;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-main);
    outline: none;
}

.rich-editor-content:empty:before {
    content: attr(data-placeholder);
    color: #94a3b8;
    pointer-events: none;
    display: block;
}

.rich-editor-content ul, .rich-editor-content ol {
    padding-left: 1.25rem;
    margin-bottom: 0.5rem;
}

.rich-editor-content blockquote {
    border-left: 3px solid var(--primary-color);
    padding-left: 0.75rem;
    margin: 0.5rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

.rich-editor-content h3, .rich-editor-content h4 {
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
    font-weight: 700;
}

/* Meeting Minutes Badges & Cards */
.minute-badge-quick {
    background-color: #fef3c7;
    color: #b45309;
    border: 1px solid #fde68a;
}

.minute-badge-topic {
    background-color: var(--primary-subtle);
    color: var(--primary-color);
    border: 1px solid #c7d2fe;
}

.minute-badge-task {
    background-color: #ecfdf5;
    color: #059669;
    border: 1px solid #a7f3d0;
}

.minute-badge-gdoc {
    background-color: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
    text-decoration: none;
    transition: all 0.15s ease;
}

.minute-badge-gdoc:hover {
    background-color: #bae6fd;
    color: #0284c7;
}

.minute-item-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem 0.85rem;
    transition: all 0.15s ease;
    cursor: pointer;
}

.minute-item-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.minute-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    margin-bottom: 0.4rem;
    transition: all 0.15s ease;
    cursor: pointer;
}

.minute-item-row:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-subtle);
}

.minute-item-row:last-child {
    margin-bottom: 0;
}


/* Login Overlay */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.login-container {
    width: 100%;
    max-width: 360px;
    background: var(--bg-surface);
}

/* Participants Management & Autocomplete Chips */
.participant-chips-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: center;
    min-height: 32px;
}

.participant-chip {
    font-size: 0.78rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    background-color: #f1f5f9;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.15s ease;
}

.participant-chip:hover {
    background-color: #e2e8f0;
    border-color: #cbd5e1;
}

.participant-chip .btn-close-chip {
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    color: #64748b;
    font-size: 0.7rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    transition: all 0.1s ease;
}

.participant-chip .btn-close-chip:hover {
    color: #ef4444;
    background-color: rgba(239, 68, 68, 0.1);
}

.autocomplete-wrapper {
    position: relative;
    width: 100%;
}

.autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    max-height: 220px;
    overflow-y: auto;
    z-index: 1050;
    margin-top: 2px;
}

.autocomplete-item {
    padding: 0.45rem 0.75rem;
    cursor: pointer;
    font-size: 0.8125rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #f1f5f9;
    transition: background-color 0.1s ease;
}

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

.autocomplete-item:hover, .autocomplete-item.active {
    background-color: #f8fafc;
}

.autocomplete-item-create {
    background-color: #f0fdf4;
    color: #166534;
    font-weight: 500;
}

.autocomplete-item-create:hover {
    background-color: #dcfce7;
}

/* Mail Threads & Messages Styling */
.border-dashed {
    border-style: dashed !important;
}

.btn-xs {
    padding: 0.15rem 0.4rem;
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
}

.mail-thread-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    margin-bottom: 0.4rem;
    transition: all 0.15s ease;
    cursor: pointer;
}

.mail-thread-item-row:hover {
    border-color: #3b82f6;
    background-color: #eff6ff;
}

.mail-thread-item-row:last-child {
    margin-bottom: 0;
}

.mail-thread-badge {
    background-color: #eff6ff;
    color: #1d4ed8;
    border: 1px solid #bfdbfe;
}

.mail-message-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.15s ease;
    overflow: hidden;
}

.mail-message-card:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-sm);
}

.mail-message-header {
    background-color: #f8fafc;
    border-bottom: 1px solid var(--border-color);
    padding: 0.65rem 0.85rem;
}

.mail-body-rich-editor {
    min-height: 160px;
    max-height: 320px;
    overflow-y: auto;
}

.mail-message-body {
    padding: 0.85rem;
    font-family: inherit;
    font-size: 0.825rem;
    line-height: 1.5;
    color: var(--text-primary);
    word-break: break-word;
}

.mail-message-body ul, .mail-message-body ol {
    padding-left: 1.25rem;
    margin-bottom: 0.5rem;
}

.mail-message-body blockquote {
    border-left: 3px solid var(--primary-color);
    padding-left: 0.75rem;
    margin: 0.5rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

.mail-message-body h3, .mail-message-body h4 {
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
    font-weight: 700;
}

.mail-message-body p {
    margin-bottom: 0.4rem;
}

.mail-message-body p:last-child {
    margin-bottom: 0;
}

.stakeholder-chip {
    font-size: 0.78rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    background-color: #f8fafc;
    color: #334155;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.15s ease;
}

.stakeholder-chip:hover {
    background-color: #f1f5f9;
    border-color: #94a3b8;
}

.stakeholder-chip .btn-close-chip {
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    color: #64748b;
    font-size: 0.7rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    transition: all 0.1s ease;
}

.stakeholder-chip .btn-close-chip:hover {
    color: #ef4444;
    background-color: rgba(239, 68, 68, 0.1);
}

.mail-person-badge {
    font-size: 0.78rem;
    font-weight: 500;
    padding: 0.2rem 0.55rem;
    background-color: #f1f5f9;
    color: var(--text-main, #1e293b);
    border: 1px solid var(--border-color, #cbd5e1);
    border-radius: var(--radius-full, 9999px);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.15s ease;
    line-height: 1.25;
}

.mail-person-badge:hover {
    background-color: #e2e8f0;
    border-color: #94a3b8;
}

.mail-person-chip-box {
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    min-height: 42px;
}

/* To-Do List Styles */
.todo-section {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-surface);
}

.todo-list-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.todo-item-card {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all 0.15s ease;
}

.todo-item-card:hover {
    border-color: var(--border-dark);
    box-shadow: var(--shadow-xs);
}

.todo-item-card.completed {
    background-color: #f8fafc;
    opacity: 0.8;
}

.todo-item-card.completed .todo-item-name {
    text-decoration: line-through;
    color: var(--text-muted);
}

.todo-item-card.completed .todo-item-desc {
    text-decoration: line-through;
    color: var(--text-muted);
}

.todo-item-card.overdue {
    border-left: 3.5px solid var(--danger-color);
    background-color: #fff8f8;
}

.todo-item-card.overdue:hover {
    border-left-color: #b91c1c;
}

.todo-item-left {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    flex: 1;
    min-width: 0;
}

.todo-checkbox {
    margin-top: 0.2rem;
    cursor: pointer;
    flex-shrink: 0;
    width: 1.05rem;
    height: 1.05rem;
}

.todo-item-content {
    flex: 1;
    min-width: 0;
}

.todo-item-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    word-break: break-word;
}

.todo-item-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
    white-space: pre-wrap;
    word-break: break-word;
}

.todo-item-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    margin-top: 0.35rem;
}

.todo-badge-overdue {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
    font-size: 0.68rem;
    font-weight: 600;
    padding: 0.1rem 0.4rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    line-height: 1.2;
}

.todo-badge-overdue i {
    color: #dc2626;
}

.todo-item-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-shrink: 0;
}