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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --border-color: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --sidebar-width: 260px;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f3f4f6;
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-header .subtitle {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.7);
}

.nav-menu {
    list-style: none;
    padding: 1rem 0;
}

.nav-menu li {
    margin: 0.25rem 0;
}

.nav-menu a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1.5rem;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.nav-menu a:hover {
    background-color: rgba(255,255,255,0.1);
    color: white;
    border-left-color: var(--primary-color);
}

.nav-menu li.active a {
    background-color: rgba(37, 99, 235, 0.2);
    color: white;
    border-left-color: var(--primary-color);
}

.nav-menu i {
    width: 20px;
    text-align: center;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: 2rem;
}

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

.page-header h1 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

.user-info i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.kpi-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.kpi-icon.blue {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.kpi-icon.green {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.kpi-icon.orange {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.kpi-icon.red {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.kpi-content {
    flex: 1;
}

.kpi-content h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.kpi-change {
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.kpi-change.positive {
    color: var(--success-color);
}

.kpi-change.negative {
    color: var(--danger-color);
}

/* Cards */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    overflow: hidden;
}

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

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-header .view-all {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.card-body {
    padding: 1.5rem;
}

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

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

.data-table th {
    padding: 0.75rem;
    text-align: left;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 1rem 0.75rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
}

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

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

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

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-info {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--info-color) 100%);
    border-radius: 4px;
    transition: width 0.3s;
}

.progress-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Chart Placeholder */
.chart-placeholder {
    position: relative;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
    border-radius: 8px;
}

.chart-legend {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    display: flex;
    gap: 1.5rem;
    font-size: 0.875rem;
}

.chart-legend span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Alerts */
.alert-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.alert-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid;
}

.alert-item.alert-danger {
    background-color: #fef2f2;
    border-left-color: var(--danger-color);
    color: #991b1b;
}

.alert-item.alert-warning {
    background-color: #fffbeb;
    border-left-color: var(--warning-color);
    color: #92400e;
}

.alert-item.alert-info {
    background-color: #eff6ff;
    border-left-color: var(--info-color);
    color: #1e40af;
}

.alert-item i {
    font-size: 1.25rem;
    margin-top: 0.25rem;
}

.alert-item strong {
    display: block;
    margin-bottom: 0.25rem;
}

.alert-item p {
    font-size: 0.875rem;
    margin: 0;
}

/* Quick Actions */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s;
}

.action-btn:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    transform: translateY(-2px);
}

.action-btn i {
    font-size: 2rem;
    color: var(--primary-color);
}

.action-btn span {
    font-weight: 600;
    font-size: 0.875rem;
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.875rem;
    transition: border-color 0.3s;
}

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

.form-select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: white;
    font-size: 0.875rem;
}

.period-select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: white;
    font-size: 0.875rem;
    cursor: pointer;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

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

.btn-success:hover {
    background-color: #059669;
}

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

.btn-secondary:hover {
    background-color: #4b5563;
}

/* Life Cycle Stages */
.lifecycle-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
    border-radius: 12px;
    margin: 2rem 0;
    position: relative;
    overflow-x: auto;
}

.lifecycle-stage {
    flex: 1;
    text-align: center;
    position: relative;
    min-width: 150px;
}

.lifecycle-stage::after {
    content: '';
    position: absolute;
    top: 30px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color) 0%, transparent 100%);
    z-index: 0;
}

.lifecycle-stage:last-child::after {
    display: none;
}

.stage-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--primary-color);
    position: relative;
    z-index: 1;
}

.stage-icon.active {
    background: var(--primary-color);
    color: white;
}

.stage-icon.completed {
    background: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.stage-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.stage-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Status Timeline */
.status-timeline {
    position: relative;
    padding-left: 2rem;
}

.status-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-bottom: 2rem;
    padding-left: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 0.25rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    border: 3px solid white;
    box-shadow: 0 0 0 2px var(--border-color);
}

.timeline-item.completed::before {
    background: var(--success-color);
    box-shadow: 0 0 0 2px var(--success-color);
}

.timeline-item.active::before {
    background: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 2px var(--primary-color);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(37, 99, 235, 0.3);
    }
}

.timeline-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.timeline-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.timeline-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }

    .main-content {
        margin-left: 0;
    }

    .kpi-grid,
    .content-grid {
        grid-template-columns: 1fr;
    }

    .lifecycle-container {
        flex-direction: column;
        gap: 2rem;
    }

    .lifecycle-stage::after {
        display: none;
    }
}