/* ============================================
   Virtus Flow - Estilos Principais
   ============================================ */

:root {
    --primary: #1a237e;
    --primary-light: #283593;
    --primary-dark: #0d1642;
    --accent: #00bcd4;
    --accent-dark: #0097a7;
    --bg-main: #f0f2f5;
    --bg-card: #ffffff;
    --bg-column: #f5f6fa;
    --text-primary: #1a1a2e;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --priority-critical: #dc3545;
    --priority-high: #fd7e14;
    --priority-medium: #ffc107;
    --priority-low: #28a745;
    --status-backlog: #6c757d;
    --status-todo: #0d6efd;
    --status-progress: #fd7e14;
    --status-waiting: #6f42c1;
    --status-done: #198754;
    --transition: 0.2s ease;
}

* { box-sizing: border-box; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg-main);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%) !important;
}

/* ============================================
   Header
   ============================================ */
#app-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    box-shadow: var(--shadow-md);
}

#app-header .navbar {
    min-height: 56px;
    padding: 0.25rem 1rem;
}

.search-box .form-control:focus {
    box-shadow: none;
    border-color: var(--accent);
}

.header-indicators span {
    cursor: default;
    padding: 2px 6px;
    border-radius: 4px;
    transition: background var(--transition);
}

.header-indicators span:hover {
    background: rgba(255,255,255,0.1);
}

/* ============================================
   View Sections
   ============================================ */
.view-section {
    padding: 1rem 0;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   Dashboard
   ============================================ */
.stat-card {
    border: none;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    overflow: hidden;
}

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

.stat-card .stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.stat-card .stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.chart-card {
    border: none;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.chart-card .card-header {
    background: transparent;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 0.95rem;
}

/* ============================================
   Kanban Board
   ============================================ */
.kanban-board {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    min-height: calc(100vh - 140px);
}

.kanban-column {
    flex: 1 1 0;
    min-width: 0;
    background: var(--bg-column);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 140px);
}

.kanban-column-header {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1;
}

.kanban-column-header .column-title {
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kanban-column-header .column-count {
    background: rgba(255,255,255,0.25);
    border-radius: 12px;
    padding: 2px 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.kanban-column-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
    min-height: 80px;
}

.kanban-column-body::-webkit-scrollbar {
    width: 4px;
}

.kanban-column-body::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

/* ============================================
   Activity Card
   ============================================ */
.activity-card {
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid transparent;
    cursor: grab;
    transition: box-shadow var(--transition), transform var(--transition);
    position: relative;
}

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

.activity-card:active {
    cursor: grabbing;
}

.activity-card.sortable-ghost {
    opacity: 0.4;
    background: #e2e8f0;
}

.activity-card.sortable-drag {
    box-shadow: var(--shadow-lg);
    transform: rotate(2deg);
}

.activity-card.priority-critical { border-left-color: var(--priority-critical); }
.activity-card.priority-high { border-left-color: var(--priority-high); }
.activity-card.priority-medium { border-left-color: var(--priority-medium); }
.activity-card.priority-low { border-left-color: var(--priority-low); }

.activity-card .card-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.activity-card .card-title small {
    font-weight: 400;
    color: var(--text-muted);
    font-size: 0.75rem;
}

.activity-card .card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 0.35rem;
}

.activity-card .card-tags .tag {
    font-size: 0.65rem;
    padding: 1px 6px;
    border-radius: 3px;
    background: #e8eaf6;
    color: var(--primary);
    font-weight: 500;
}

.activity-card .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.7rem;
    color: var(--text-muted);
}

.activity-card .card-meta .category-badge {
    font-size: 0.65rem;
    padding: 1px 6px;
    border-radius: 3px;
    font-weight: 500;
    color: #fff;
}

.activity-card .card-meta .due-date {
    display: flex;
    align-items: center;
    gap: 3px;
}

.activity-card .card-meta .due-date.overdue {
    color: var(--priority-critical);
    font-weight: 600;
}

.activity-card .card-meta .due-date.due-today {
    color: var(--priority-high);
    font-weight: 600;
}

.activity-card .card-meta .due-date.due-soon {
    color: var(--priority-medium);
    font-weight: 500;
}

.activity-card .progress-bar-container {
    height: 4px;
    background: #e9ecef;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 0.4rem;
}

.activity-card .progress-bar-container .progress-bar {
    height: 100%;
    border-radius: 2px;
    transition: width 0.3s ease;
}

.activity-card .card-actions {
    position: absolute;
    top: 6px;
    right: 6px;
    display: none;
}

.activity-card:hover .card-actions {
    display: flex;
    gap: 2px;
}

.activity-card .card-actions .btn {
    padding: 2px 6px;
    font-size: 0.7rem;
    border-radius: 4px;
    opacity: 0.7;
    transition: opacity var(--transition);
}

.activity-card .card-actions .btn:hover {
    opacity: 1;
}

/* ============================================
   Modal
   ============================================ */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border);
    padding: 0.875rem 1.25rem;
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    border-top: 1px solid var(--border);
    padding: 0.875rem 1.25rem;
    gap: 0.5rem;
}

/* ============================================
   Form Labels and Controls
   ============================================ */
.form-label {
    display: block;
    text-align: left;
    font-size: 0.8rem;
    margin-bottom: 0.3rem;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.2px;
}

.form-label .text-danger {
    font-weight: 700;
}

.form-control,
.form-select {
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    padding: 0.45rem 0.75rem;
    border-color: var(--border);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control-color {
    height: calc(0.875rem + 0.9rem + 9px) !important;
    min-height: calc(0.875rem + 0.9rem + 9px) !important;
    padding: 0.3rem 0.4rem !important;
    width: 100% !important;
    cursor: pointer;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.15);
}

.form-range {
    margin-top: 0.25rem;
}

textarea.form-control {
    min-height: 56px;
}

/* Modal SweetAlert2 button spacing */
.swal2-actions {
    gap: 0.6rem !important;
    margin-top: 1rem !important;
}

.swal2-styled {
    border-radius: var(--radius-sm) !important;
    font-weight: 600 !important;
    padding: 0.5rem 1.25rem !important;
    font-size: 0.875rem !important;
    letter-spacing: 0.2px;
}

.swal2-popup .swal2-title {
    text-align: left !important;
    padding: 0.875rem 1.5rem !important;
    font-size: 1.15rem !important;
    font-weight: 700 !important;
    border-bottom: 1px solid var(--border);
    margin: 0 !important;
}

.swal2-popup .swal2-html-container {
    margin: 0 !important;
    padding: 1rem 1.5rem !important;
}

/* Form grid vertical spacing */
#formAtividade .row {
    row-gap: 0.875rem;
}

#formAtividade .row > [class*="col"] {
    padding-top: 0.1rem;
}

.text-accent {
    color: var(--accent) !important;
}

/* ============================================
   Category Modal
   ============================================ */
.category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    margin-bottom: 0.5rem;
    transition: background var(--transition);
}

.category-item:hover {
    background: #f8f9fa;
}

.category-item .color-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ============================================
   Filter Bar
   ============================================ */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.5rem 0;
    margin-bottom: 0.5rem;
    align-items: center;
}

.filter-bar .form-select,
.filter-bar .form-control {
    font-size: 0.85rem;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius-sm);
    flex: 1 1 0;
    min-width: 0;
}

.filter-bar .form-select {
    background-repeat: no-repeat;
    background-position: right 0.65rem center;
    background-size: 12px;
    padding-right: 2rem;
}

.filter-bar .form-control[type="date"] {
    flex: 1 1 0;
    min-width: 140px;
}

.filter-bar #btnClearFilters {
    flex: 0 0 auto;
    padding: 0.45rem 0.65rem;
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .filter-bar .form-select,
    .filter-bar .form-control {
        flex: 1 1 100%;
    }
}

/* ============================================
   Keyboard Shortcuts Modal
   ============================================ */
.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.4rem 0;
}

.shortcut-item kbd {
    background: #2d3748;
    color: #e2e8f0;
    border: 1px solid #4a5568;
    border-radius: 4px;
    padding: 3px 10px;
    font-size: 0.8rem;
    font-family: monospace;
    font-weight: 600;
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .kanban-board {
        flex-direction: column;
    }
    .kanban-column {
        flex: none;
        max-width: 100%;
        max-height: none;
    }
    .stat-card .stat-value {
        font-size: 1.3rem;
    }
    .header-indicators {
        display: none !important;
    }
}

@media (max-width: 576px) {
    .search-box {
        width: 100% !important;
    }
}

/* ============================================
   Utilities
   ============================================ */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    opacity: 0.5;
}

.empty-state p {
    font-size: 0.85rem;
}

.badge-priority {
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 3px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-critical { background: #dc3545; color: #fff; }
.badge-high { background: #fd7e14; color: #fff; }
.badge-medium { background: #ffc107; color: #212529; }
.badge-low { background: #28a745; color: #fff; }

/* ============================================
   Report
   ============================================ */
.report-summary-card {
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.report-summary-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.1;
}

.report-summary-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    font-weight: 600;
}

.report-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    background: var(--bg-column);
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.report-empty {
    padding: 1rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-style: italic;
}

.report-table {
    font-size: 0.8rem;
}

.report-table thead th {
    background: #f8f9fa;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border);
    padding: 0.5rem 0.5rem;
    white-space: nowrap;
}

.report-table tbody td {
    padding: 0.45rem 0.5rem;
    vertical-align: middle;
}

.report-progress-bar {
    width: 60px;
    height: 6px;
    background: #e9ecef;
    border-radius: 3px;
    overflow: hidden;
    flex-shrink: 0;
}

.report-progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.report-tag {
    display: inline-block;
    font-size: 0.65rem;
    padding: 1px 5px;
    background: #e8eaf6;
    color: var(--primary);
    border-radius: 3px;
    font-weight: 500;
    margin-right: 2px;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    body {
        background: #fff !important;
        font-size: 10pt !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    #app-header,
    #app-header *,
    .report-container .btn,
    .filter-bar,
    .modal-backdrop,
    .swal2-container,
    #modalContainer,
    #importFileInput {
        display: none !important;
    }

    #app-header {
        display: none !important;
        height: 0 !important;
        overflow: hidden !important;
    }

    #app-content {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    #view-dashboard.d-none,
    #view-kanban.d-none {
        display: none !important;
    }

    #view-report,
    #view-report.d-none {
        display: block !important;
    }

    .report-container {
        padding: 0 !important;
        margin: 0 !important;
        max-width: 100% !important;
    }

    .report-summary-card {
        box-shadow: none !important;
        border: 1px solid #dee2e6 !important;
    }

    .report-section {
        page-break-inside: avoid !important;
    }

    .report-table {
        font-size: 9pt !important;
    }

    .report-table thead th {
        background: #f1f1f1 !important;
    }

    .badge-priority,
    .report-tag,
    .report-section-header .badge,
    .report-progress-fill {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}