:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --delivered-color: #06b6d4;
    --dark-bg: #0f172a;
    --card-bg: #1e293b;
    --border-color: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-primary);
    min-height: 100vh;
}

.dashboard-container {
    width: 100%;
    margin: 0;
    padding: 0;
}

/* Header */
.dashboard-header {
    background: var(--card-bg);
    border-bottom: 2px solid var(--primary-color);
    box-shadow: var(--shadow);
    padding: 1.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.dashboard-header h1 {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-refresh {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.btn-refresh:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-refresh:active {
    transform: translateY(0);
}

.period-filter {
    background: var(--dark-bg);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.period-filter:hover {
    border-color: var(--primary-color);
}

.period-filter:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: opacity 0.3s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-overlay p {
    margin-top: 1rem;
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Main Content */
.dashboard-content {
    padding: 2rem;
}

/* KPI Section */
.kpi-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    border-left: 4px solid;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.kpi-card:hover::before {
    opacity: 1;
}

.kpi-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.kpi-primary { border-left-color: var(--primary-color); }
.kpi-success { border-left-color: var(--success-color); }
.kpi-info { border-left-color: var(--info-color); }
.kpi-warning { border-left-color: var(--warning-color); }
.kpi-danger { border-left-color: var(--danger-color); }
.kpi-delivered { border-left-color: var(--delivered-color); }
.kpi-discount { border-left-color: #f59e0b; }

.kpi-icon {
    font-size: 3rem;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    flex-shrink: 0;
}

.kpi-content {
    flex: 1;
}

.kpi-content h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.kpi-subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Charts Section */
.charts-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Gráfico ocupando largura total */
.chart-full-width {
    grid-column: 1 / -1;
}

.chart-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.chart-card:hover {
    box-shadow: var(--shadow-lg);
}

.chart-large {
    grid-column: span 2;
}

.chart-header {
    margin-bottom: 1.5rem;
}

.chart-header h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.chart-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.chart-container {
    position: relative;
    height: 300px;
}

/* Table Section */
.table-section {
    margin-bottom: 2rem;
}

.table-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.table-header {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.table-header h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.table-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.btn-view-all {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-view-all:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.table-container {
    overflow-x: auto;
}

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

thead tr {
    background: rgba(255, 255, 255, 0.05);
}

th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border-color);
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

tbody tr {
    transition: background 0.2s ease;
}

tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

.no-data {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem !important;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-pending { background: rgba(245, 158, 11, 0.2); color: var(--warning-color); }
.status-confirmed { background: rgba(59, 130, 246, 0.2); color: var(--info-color); }
.status-preparing { background: rgba(139, 92, 246, 0.2); color: var(--secondary-color); }
.status-delivering { background: rgba(6, 182, 212, 0.2); color: var(--delivered-color); }
.status-delivered { background: rgba(16, 185, 129, 0.2); color: var(--success-color); }
.status-cancelled { background: rgba(239, 68, 68, 0.2); color: var(--danger-color); }

/* Status em português (API IZ Delivery) */
.status-pendente { background: rgba(245, 158, 11, 0.2); color: var(--warning-color); }
.status-confirmado { background: rgba(59, 130, 246, 0.2); color: var(--info-color); }
.status-preparando { background: rgba(139, 92, 246, 0.2); color: var(--secondary-color); }
.status-pronto { background: rgba(6, 182, 212, 0.2); color: var(--delivered-color); }
.status-em.entrega, .status-ementrega { background: rgba(6, 182, 212, 0.2); color: var(--delivered-color); }
.status-entregue { background: rgba(16, 185, 129, 0.2); color: var(--success-color); }
.status-cancelado { background: rgba(239, 68, 68, 0.2); color: var(--danger-color); }
.status-recusado { background: rgba(239, 68, 68, 0.2); color: var(--danger-color); }

/* Footer */
.dashboard-footer {
    background: var(--card-bg);
    border-top: 2px solid var(--border-color);
    padding: 1.5rem 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1200px) {
    .chart-large {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .dashboard-header h1 {
        font-size: 1.5rem;
    }

    .header-content {
        flex-direction: column;
        align-items: stretch;
    }

    .header-actions {
        flex-direction: column;
    }

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

    .charts-section {
        grid-template-columns: 1fr;
    }

    .dashboard-content {
        padding: 1rem;
    }

    .kpi-card {
        flex-direction: column;
        text-align: center;
    }

    .kpi-icon {
        margin: 0 auto;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.kpi-card, .chart-card, .table-card {
    animation: fadeIn 0.5s ease forwards;
}

.kpi-card:nth-child(1) { animation-delay: 0.1s; }
.kpi-card:nth-child(2) { animation-delay: 0.2s; }
.kpi-card:nth-child(3) { animation-delay: 0.3s; }
.kpi-card:nth-child(4) { animation-delay: 0.4s; }
.kpi-card:nth-child(5) { animation-delay: 0.5s; }
.kpi-card:nth-child(6) { animation-delay: 0.6s; }