/* ===========================
   CSS Variables
   =========================== */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --background: #f9fafb;
    --text: #1f2937;
    --text-light: #6b7280;
    --border: #e5e7eb;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text);
    background-color: var(--background);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===========================
   Header & Navigation
   =========================== */
.header {
    background: rgba(248, 250, 255, 0.1);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(37, 99, 235, 0.2);
}

.header-content {
    max-width: 1920px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--primary);
}

.logo i {
    font-size: 2rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-tabs {
    display: flex;
    gap: 0.5rem;
}

.nav-tab {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    border-radius: 0.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0.5rem;
    z-index: -1;
}

.nav-tab:hover {
    background: var(--background);
    color: var(--text);
    transform: translateY(-2px);
}

.nav-tab.active {
    color: var(--white);
    transform: translateY(0);
}

.nav-tab.active::before {
    transform: scaleX(1);
}

.nav-tab i {
    font-size: 1.25rem;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-tab.active i {
    transform: scale(1.1);
    animation: iconPop 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-tab span {
    position: relative;
    z-index: 1;
}

@keyframes iconPop {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1.1);
    }
}

/* ===========================
   Main Content
   =========================== */
.main-content {
    max-width: 1920px;
    margin: 0 auto;
    position: relative;
}

.view-container {
    display: none;
    min-height: calc(100vh - 80px);
}

.view-container.active {
    display: block;
}

/* ===========================
   Buttons
   =========================== */
.btn {
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

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

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

.btn-secondary {
    background: var(--white);
    color: var(--text);
    border: 1px solid var(--border);
}

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

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

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

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===========================
   Map View
   =========================== */
#map {
    height: calc(100vh - 80px);
    width: 100%;
}

#map.adding-project-mode {
    cursor: crosshair !important;
}

.map-controls {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    width: 280px;
    max-height: calc(100vh - 120px);
    z-index: 1000;
    transition: transform 0.3s ease;
}

.map-controls.collapsed {
    transform: translateX(calc(100% - 5px));
}

.map-controls-toggle {
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 60px;
    background: var(--white);
    border: none;
    border-radius: 0.5rem 0 0 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: all 0.3s ease;
    z-index: 1;
}

.map-controls-toggle:hover {
    background: var(--background);
    color: var(--primary);
}

.map-controls.collapsed .map-controls-toggle i {
    transform: rotate(180deg);
}

.map-controls-content {
    padding: 1.5rem;
    overflow-y: auto;
    max-height: calc(100vh - 120px);
}

.map-controls h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.search-box {
    position: relative;
    margin-bottom: 1.5rem;
}

.search-box i {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.search-box input {
    width: 100%;
    padding: 0.625rem 0.75rem 0.625rem 2.5rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

.basemap-selector {
    margin-bottom: 1.5rem;
}

.basemap-selector h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.basemap-option {
    display: flex;
    align-items: center;
    padding: 0.625rem 0.75rem;
    margin-bottom: 0.375rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--white);
}

.basemap-option:hover {
    background: var(--background);
    border-color: var(--primary);
}

.basemap-option input[type="radio"] {
    margin-right: 0.625rem;
    cursor: pointer;
    accent-color: var(--primary);
}

.basemap-option input[type="radio"]:checked + span {
    font-weight: 600;
    color: var(--primary);
}

.basemap-option span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text);
}

.basemap-option span i {
    font-size: 1rem;
    width: 1.25rem;
}

.layer-controls {
    margin-bottom: 1.5rem;
}

.layer-controls label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    cursor: pointer;
}

.layer-controls input[type="checkbox"] {
    margin-right: 0.5rem;
}

.legend {
    margin-bottom: 1rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.legend-color {
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    display: inline-block;
}

/* Temporary Layers Section */
.temporary-layers {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.temporary-layers h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #8b5cf6;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.temporary-layers h3::before {
    content: '●';
    font-size: 0.75rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.temporary-layer-item {
    transition: all 0.2s ease;
}

.temporary-layer-item:hover {
    transform: translateX(2px);
    box-shadow: var(--shadow-sm);
}

.icon-btn {
    transition: all 0.2s ease;
}

.icon-btn:hover {
    opacity: 0.8;
    transform: scale(1.05);
}

.map-tools {
    margin-bottom: 1rem;
}

.map-tools h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.map-tools .btn {
    margin-bottom: 0.5rem;
}

.map-actions {
    margin-bottom: 1rem;
}

.map-actions h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text);
}

/* Bottom Left Panel */
.map-bottom-left-panel {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    padding: 1rem;
    max-width: 200px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    z-index: 1000;
}

.map-bottom-left-panel h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.map-bottom-left-panel .btn {
    margin-bottom: 0.5rem;
}

/* Geocoding Search Box */
.geocoding-search {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    gap: 0.5rem;
    background: var(--white);
    padding: 0.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: calc(100% - 600px);
}

.geocoding-search input {
    flex: 1;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

.geocoding-search button {
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background 0.2s;
}

.geocoding-search button:hover {
    background: var(--primary-dark);
}

.geocoding-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 0.5rem;
    background: var(--white);
    border-radius: 0.375rem;
    box-shadow: var(--shadow-lg);
    max-height: 300px;
    overflow-y: auto;
    display: none;
}

.geocoding-results.active {
    display: block;
}

.geocoding-result-item {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.2s;
}

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

.geocoding-result-item:hover {
    background: var(--background);
}

.geocoding-result-name {
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.geocoding-result-address {
    font-size: 0.75rem;
    color: var(--text-light);
}

.btn-block {
    width: 100%;
    margin-bottom: 0.5rem;
    justify-content: center;
}

#reset-map {
    width: 100%;
}

/* ===========================
   Database View
   =========================== */
#database-view {
    padding: 2rem;
}

.database-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.database-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

.database-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.export-dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.25rem;
    background: var(--white);
    border-radius: 0.375rem;
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    z-index: 100;
}

.dropdown-menu.active {
    display: block;
}

.dropdown-menu button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    text-align: left;
    cursor: pointer;
    font-size: 0.875rem;
}

.dropdown-menu button:hover {
    background: var(--background);
}

/* Filter Panel */
.filter-panel {
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.filter-toggle {
    width: 100%;
    padding: 1rem 1.5rem;
    border: none;
    background: var(--white);
    text-align: left;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-content {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
}

.filter-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.filter-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
    color: var(--text);
}

.filter-group input,
.filter-group select {
    width: 100%;
    padding: 0.625rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

.filter-group select[multiple] {
    height: 120px;
}

.filter-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.filter-results {
    margin-left: auto;
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Table */
.table-container {
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--background);
}

.data-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    white-space: nowrap;
    cursor: pointer;
    user-select: none;
}

.data-table th:hover {
    background: var(--border);
}

.data-table th i {
    margin-left: 0.25rem;
    color: var(--text-light);
}

.data-table tbody tr {
    border-bottom: 1px solid var(--border);
}

.data-table tbody tr:hover {
    background: var(--background);
}

.data-table td {
    padding: 1rem;
    font-size: 0.875rem;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-completed { background: #d1fae5; color: #065f46; }
.status-in-progress { background: #dbeafe; color: #1e40af; }
.status-planning { background: #fef3c7; color: #92400e; }
.status-on-hold { background: #fee2e2; color: #991b1b; }
.status-cancelled { background: #f3f4f6; color: #374151; }

.action-buttons {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    padding: 0.375rem 0.75rem;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    transition: background 0.2s;
}

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

.action-btn i {
    margin-right: 0.25rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.pagination button {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    background: var(--white);
    border-radius: 0.25rem;
    cursor: pointer;
    font-size: 0.875rem;
}

.pagination button:hover:not(:disabled) {
    background: var(--background);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination button.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* ===========================
   Reports View
   =========================== */
.reports-layout {
    display: grid;
    grid-template-columns: 350px 1fr;
    height: calc(100vh - 80px);
}

.reports-sidebar {
    background: var(--white);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.reports-header {
    padding: 2rem;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 100;
}

.reports-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.reports-header .btn {
    width: 100%;
    justify-content: center;
}

.reports-filters {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    background: var(--background);
}

.filter-group {
    margin-bottom: 1rem;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.filter-input,
.filter-select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    background: var(--white);
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.date-range {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.date-range input {
    flex: 1;
}

.reports-list {
    padding: 0.5rem;
}

.report-group {
    margin-bottom: 1rem;
}

.report-group-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
    color: var(--white);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 0.5rem 0.5rem 0 0;
    cursor: pointer;
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    user-select: none;
    transition: background 0.2s;
}

.report-group-header:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
}

.report-group-header i {
    font-size: 1rem;
    opacity: 0.9;
}

.group-toggle-icon {
    margin-left: auto;
    transition: transform 0.3s ease;
    font-size: 0.875rem !important;
}

.report-count {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 700;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.report-group-items {
    padding: 0.5rem;
    background: var(--background);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 0.5rem 0.5rem;
}

.report-card {
    padding: 0.875rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--white);
}

.report-card:last-child {
    margin-bottom: 0;
}

.report-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
    transform: translateX(2px);
}

.report-card.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    transform: translateX(4px);
}

.report-card-title {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.375rem;
    line-height: 1.3;
}

.report-card-meta {
    font-size: 0.7rem;
    color: var(--text-light);
    margin-bottom: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.report-card-meta i {
    font-size: 0.65rem;
}

.report-card.active .report-card-meta {
    color: rgba(255, 255, 255, 0.85);
}

.report-card-excerpt {
    font-size: 0.7rem;
    color: var(--text-light);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.report-card.active .report-card-excerpt {
    color: rgba(255, 255, 255, 0.9);
}

.reports-content {
    overflow-y: auto;
    padding: 2rem;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-light);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.report-viewer {
    max-width: 900px;
    margin: 0 auto;
}

.report-header {
    margin-bottom: 2rem;
}

.report-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.report-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.report-actions {
    display: flex;
    gap: 0.75rem;
}

.report-description {
    background: var(--white);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.report-section {
    background: var(--white);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.report-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.related-projects-list {
    display: grid;
    gap: 0.75rem;
}

.related-project-item {
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.attachments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
}

.attachment-item {
    position: relative;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s, box-shadow 0.2s;
}

.attachment-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.attachment-preview {
    width: 100%;
    height: 150px;
    object-fit: cover;
    cursor: pointer;
    transition: opacity 0.2s;
}

.attachment-preview:hover {
    opacity: 0.9;
}

.attachment-icon {
    width: 100%;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background);
    font-size: 3rem;
    color: var(--text-light);
    cursor: pointer;
    transition: background-color 0.2s;
}

.attachment-icon:hover {
    background-color: var(--border);
    color: var(--primary);
}

.attachment-name {
    padding: 0.5rem;
    font-size: 0.75rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background: white;
    border-top: 1px solid var(--border);
}

.attachment-delete {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--danger);
    color: white;
    border: none;
    border-radius: 50%;
    width: 2rem;
    height: 2rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
}

.attachment-item:hover .attachment-delete {
    opacity: 1;
}

/* ===========================
   Modal
   =========================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
}

.modal.active {
    display: block;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.2s;
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
    padding: 0.25rem;
}

.modal-close:hover {
    color: var(--text);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.625rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-error {
    color: var(--danger);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.file-drop-zone {
    border: 2px dashed var(--border);
    border-radius: 0.5rem;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}

.file-drop-zone:hover {
    border-color: var(--primary);
    background: var(--background);
}

.file-drop-zone.dragover {
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

/* ===========================
   Toast Notifications
   =========================== */
.toast-container {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    animation: slideInRight 0.3s;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast.info {
    border-left: 4px solid var(--primary);
}

.toast-icon {
    font-size: 1.25rem;
}

.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info .toast-icon { color: var(--primary); }

.toast-message {
    flex: 1;
    font-size: 0.875rem;
}

.toast-close {
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    padding: 0;
}

/* ===========================
   Loading Indicators
   =========================== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    animation: fadeIn 0.2s;
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.spinner-ring {
    position: absolute;
    width: 80px;
    height: 80px;
    border: 4px solid transparent;
    border-radius: 50%;
    animation: spin 1.5s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

.spinner-ring:nth-child(1) {
    border-top-color: var(--primary);
    animation-delay: -0.45s;
}

.spinner-ring:nth-child(2) {
    border-top-color: var(--success);
    animation-delay: -0.3s;
}

.spinner-ring:nth-child(3) {
    border-top-color: var(--warning);
    animation-delay: -0.15s;
}

.loading-text {
    margin-top: 100px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    animation: pulse 1.5s ease-in-out infinite;
}

.progress-bar-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--background);
    z-index: 9998;
    display: none;
}

.progress-bar-container.active {
    display: block;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--success));
    width: 0%;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--primary);
}

/* Inline loading spinner for buttons */
.btn-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* Skeleton loading for content */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 0.25rem;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-title {
    height: 1.5rem;
    width: 60%;
    margin-bottom: 1rem;
}

.skeleton-card {
    height: 200px;
    border-radius: 0.5rem;
}

/* ===========================
   Animations
   =========================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, -45%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* ===========================
   Responsive Design
   ============================= */
@media (max-width: 1024px) {
    .reports-layout {
        grid-template-columns: 300px 1fr;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-tabs {
        width: 100%;
        justify-content: space-around;
    }

    .nav-tab span {
        display: none;
    }

    .map-controls {
        width: 90%;
        left: 50%;
        transform: translateX(-50%);
    }

    #database-view {
        padding: 1rem;
    }

    .database-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .database-actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .filter-row {
        grid-template-columns: 1fr;
    }

    .reports-layout {
        grid-template-columns: 1fr;
    }

    .reports-sidebar {
        display: none;
    }

    .reports-sidebar.mobile-open {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1500;
    }

    .report-group-header {
        font-size: 0.8rem;
        padding: 0.625rem 0.75rem;
    }

    .report-card {
        padding: 0.75rem;
    }

    .report-card-title {
        font-size: 0.8rem;
    }

    .modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .toast-container {
        left: 1rem;
        right: 1rem;
    }

    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.25rem;
    }

    .data-table {
        font-size: 0.75rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.5rem;
    }
}

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

.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* ===========================
   Analytics View
   =========================== */
.analytics-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
}

.analytics-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Analytics filter panel spacing */
#analytics-filter-panel {
    margin: 1.5rem;
}

.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 0 1.5rem;
}

.summary-card {
    background: var(--white);
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.summary-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.summary-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
}

.summary-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.summary-content p {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 1.5rem;
    padding: 0 1.5rem 2rem;
}

.dashboard-card {
    background: var(--white);
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.dashboard-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chart-container {
    min-height: 300px;
}

.chart-bars {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chart-bar-item {
    display: grid;
    grid-template-columns: 150px 1fr 60px;
    gap: 1rem;
    align-items: center;
}

.chart-bar-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chart-bar-wrapper {
    background: var(--background);
    border-radius: 0.25rem;
    height: 2rem;
    position: relative;
    overflow: hidden;
}

.chart-bar {
    height: 100%;
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 0.5rem;
    transition: width 0.6s ease;
    min-width: 30px;
}

.chart-bar-value {
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
}

.chart-bar-percentage {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-light);
    text-align: right;
}

.chart-footer {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.chart-footer small {
    color: var(--text-light);
    font-size: 0.875rem;
}

.empty-chart {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    color: var(--text-light);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .analytics-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
    
    .chart-bar-item {
        grid-template-columns: 100px 1fr 50px;
        gap: 0.5rem;
    }
    
    .chart-bar-label {
        font-size: 0.75rem;
    }
}

/* ===========================
   Temporary Layer Controls
   =========================== */
.temporary-layer-item input[type="color"] {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-color: transparent;
    border: 1px solid #d1d5db;
    cursor: pointer;
    padding: 0;
}

.temporary-layer-item input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
    border-radius: 3px;
}

.temporary-layer-item input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 3px;
}

.temporary-layer-item input[type="color"]::-moz-color-swatch {
    border: none;
    border-radius: 3px;
}

.temporary-layer-item input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    cursor: pointer;
}

.temporary-layer-item input[type="range"]::-webkit-slider-track {
    background: #e5e7eb;
    height: 4px;
    border-radius: 2px;
}

.temporary-layer-item input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    background: #8b5cf6;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.temporary-layer-item input[type="range"]::-moz-range-track {
    background: #e5e7eb;
    height: 4px;
    border-radius: 2px;
    border: none;
}

.temporary-layer-item input[type="range"]::-moz-range-thumb {
    background: #8b5cf6;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

.temporary-layer-item input[type="range"]:focus {
    outline: none;
}

.temporary-layer-item input[type="range"]:focus::-webkit-slider-thumb {
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.temporary-layer-item input[type="range"]:focus::-moz-range-thumb {
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

/* ===========================
   Leaflet Popup Styling - Modern & Clean
   =========================== */

/* Main popup container */
.leaflet-popup-content-wrapper {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12), 
                0 2px 6px rgba(0, 0, 0, 0.08);
    padding: 0;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.06);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    max-width: 300px !important;
}

/* Popup content padding */
.leaflet-popup-content {
    margin: 0;
    padding: 0;
    line-height: 1.4;
    font-size: 0.813rem;
}

/* Popup tip (arrow) */
.leaflet-popup-tip-container {
    filter: drop-shadow(0 -2px 4px rgba(0, 0, 0, 0.08));
}

.leaflet-popup-tip {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: none;
}

/* Close button styling */
.leaflet-popup-close-button {
    color: #6b7280 !important;
    font-size: 20px !important;
    font-weight: 300 !important;
    padding: 4px 8px !important;
    width: auto !important;
    height: auto !important;
    transition: all 0.2s ease;
    opacity: 0.6;
}

.leaflet-popup-close-button:hover {
    color: #1f2937 !important;
    opacity: 1;
    background: rgba(0, 0, 0, 0.04);
    border-radius: 4px;
}

/* Custom popup content structure */
.map-popup {
    padding: 0.75rem;
}

.map-popup h3 {
    margin: 0 0 0.625rem 0;
    font-size: 0.938rem;
    font-weight: 600;
    color: #1f2937;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.map-popup h3 i {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* Popup property list */
.map-popup .popup-properties {
    display: grid;
    gap: 0.5rem;
    margin: 0.625rem 0;
}

.map-popup .popup-property {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.map-popup .popup-property strong {
    font-size: 0.688rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: #6b7280;
    font-weight: 600;
}

.map-popup .popup-property span {
    color: #1f2937;
    font-size: 0.813rem;
    word-wrap: break-word;
}

/* Status badge styling */
.map-popup .status-badge {
    display: inline-block;
    padding: 0.188rem 0.5rem;
    border-radius: 10px;
    font-size: 0.688rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.status-badge.completed {
    background: #d1fae5;
    color: #065f46;
}

.status-badge.in-progress {
    background: #dbeafe;
    color: #1e40af;
}

.status-badge.planning {
    background: #fed7aa;
    color: #92400e;
}

.status-badge.on-hold {
    background: #fee2e2;
    color: #991b1b;
}

.status-badge.cancelled {
    background: #e5e7eb;
    color: #374151;
}

/* Action buttons in popup */
.map-popup .popup-actions {
    display: flex;
    gap: 0.375rem;
    margin-top: 0.625rem;
    padding-top: 0.625rem;
    border-top: 1px solid #f3f4f6;
}

.map-popup .popup-btn {
    flex: 1;
    padding: 0.375rem 0.75rem;
    border: none;
    border-radius: 5px;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
}

.map-popup .popup-btn-primary {
    background: #2563eb;
    color: white;
}

.map-popup .popup-btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.map-popup .popup-btn-secondary {
    background: #f3f4f6;
    color: #374151;
}

.map-popup .popup-btn-secondary:hover {
    background: #e5e7eb;
    color: #1f2937;
}

/* Footer info */
.map-popup .popup-footer {
    margin-top: 0.625rem;
    padding-top: 0.5rem;
    border-top: 1px solid #f3f4f6;
    font-size: 0.688rem;
    color: #9ca3af;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.map-popup .popup-footer i {
    opacity: 0.7;
}

/* Scrollable content */
.map-popup .popup-scroll-content {
    max-height: 150px;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.map-popup .popup-scroll-content::-webkit-scrollbar {
    width: 6px;
}

.map-popup .popup-scroll-content::-webkit-scrollbar-track {
    background: #f3f4f6;
    border-radius: 3px;
}

.map-popup .popup-scroll-content::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
}

.map-popup .popup-scroll-content::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* Responsive design */
@media (max-width: 480px) {
    .leaflet-popup-content-wrapper {
        max-width: 260px !important;
    }
    
    .map-popup {
        padding: 0.625rem;
    }
    
    .map-popup h3 {
        font-size: 0.875rem;
    }
}

/* ===========================
   Scheduling View Styles
   =========================== */

/* Scheduling Header */
.scheduling-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.scheduling-header h2 {
    font-size: 1.5rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.scheduling-actions {
    display: flex;
    gap: 0.75rem;
}

/* Gantt Controls */
.gantt-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.gantt-controls-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.gantt-info {
    font-size: 0.95rem;
    color: var(--text-light);
    font-weight: 500;
}

.gantt-controls-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.gantt-controls-right label {
    font-size: 0.9rem;
    color: var(--text);
    font-weight: 500;
}

.btn-group {
    display: flex;
    gap: 0;
    border-radius: 0.375rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.btn-group .btn {
    border-radius: 0;
    border-right: 1px solid var(--border);
}

.btn-group .btn:first-child {
    border-top-left-radius: 0.375rem;
    border-bottom-left-radius: 0.375rem;
}

.btn-group .btn:last-child {
    border-top-right-radius: 0.375rem;
    border-bottom-right-radius: 0.375rem;
    border-right: none;
}

.btn-sm {
    padding: 0.4rem 1rem;
    font-size: 0.875rem;
}

.btn-group .btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* Gantt Chart Wrapper */
.gantt-wrapper {
    background: var(--white);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    margin: 0 2rem 1.5rem 2rem;
    overflow-x: auto;
    overflow-y: auto;
    max-height: calc(100vh - 400px);
    position: relative;
}

#gantt-chart {
    min-height: 400px;
    position: relative;
}

/* Gantt Chart Customization */
.gantt .grid-header {
    fill: var(--background);
    stroke: var(--border);
}

/* Sticky header container */
.gantt svg > g:first-child {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--background);
}

.gantt .grid-row {
    fill: transparent;
}

.gantt .grid-row:nth-child(even) {
    fill: #f9fafb;
}

.gantt .row-line {
    stroke: var(--border);
}

.gantt .tick {
    stroke: var(--border);
}

.gantt .tick.thick {
    stroke: #cbd5e1;
}

.gantt .today-highlight {
    fill: rgba(37, 99, 235, 0.1);
}

.gantt .bar {
    fill: var(--primary);
    stroke: var(--primary-dark);
    stroke-width: 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.gantt .bar:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

.gantt .bar-progress {
    fill: var(--primary-dark);
}

.gantt .bar-label {
    fill: #ffffff;
    font-size: 12px;
    font-weight: 500;
    text-anchor: start;
    dominant-baseline: middle;
}

.gantt .handle {
    fill: var(--primary);
    cursor: ew-resize;
    opacity: 0;
}

.gantt .bar-wrapper:hover .handle {
    opacity: 1;
}

/* Gantt Popup */
.gantt-popup {
    padding: 0;
}

.gantt-popup h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.gantt-popup p {
    font-size: 0.875rem;
    margin: 0.5rem 0;
    color: var(--text);
}

.gantt-popup strong {
    color: var(--text-light);
    font-weight: 500;
    display: inline-block;
    min-width: 80px;
}

.gantt-popup-hint {
    margin-top: 0.75rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-light);
    font-style: italic;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
}

.empty-state i {
    font-size: 4rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.empty-state p {
    font-size: 1.125rem;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.empty-state-hint {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Error State */
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
}

.error-state i {
    font-size: 4rem;
    color: var(--danger);
    margin-bottom: 1rem;
}

.error-state p {
    font-size: 1.125rem;
    color: var(--text);
}

/* Project Detail in Modal */
.project-detail {
    padding: 1rem 0;
}

.detail-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.detail-section:last-of-type {
    border-bottom: none;
}

.detail-section h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-section h3 i {
    color: var(--primary);
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.detail-item label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-light);
}

.detail-item span {
    font-size: 0.95rem;
    color: var(--text);
}

.detail-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-badge.status-completed {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.status-badge.status-in-progress {
    background: rgba(37, 99, 235, 0.1);
    color: #1d4ed8;
}

.status-badge.status-planning {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
}

.status-badge.status-on-hold {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

.status-badge.status-cancelled {
    background: rgba(107, 114, 128, 0.1);
    color: #4b5563;
}

/* Responsive Gantt */
@media (max-width: 1024px) {
    .gantt-controls {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .gantt-controls-right {
        width: 100%;
        justify-content: space-between;
    }
    
    .gantt-wrapper {
        padding: 1rem;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .scheduling-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .scheduling-actions {
        width: 100%;
        justify-content: stretch;
    }
    
    .scheduling-actions .btn {
        flex: 1;
    }
    
    .gantt-legend .legend-items {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .detail-actions {
        flex-direction: column;
    }
    
    .detail-actions .btn {
        width: 100%;
    }
}