:root {
    --bg-dark: #0f172a;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Background Blobs for Glassmorphism effect */
.background-blobs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 20s infinite alternate;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: var(--accent-purple);
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: var(--accent-blue);
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

/* Layout */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Glassmorphism utility */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.date-filters {
    display: flex;
    align-items: center;
}

.glass-input {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-main);
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s ease;
}

.glass-input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

.glass-input option {
    background: var(--bg-dark);
    color: var(--text-main);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(139, 92, 246, 0.3);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Loading Overlay */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

#loading-overlay.hidden {
    display: none;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-left-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
}

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

/* KPIs */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kpi-card {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: transform 0.3s ease;
}

.kpi-card:hover {
    transform: translateY(-5px);
}

.kpi-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(59, 130, 246, 0.2);
    color: var(--accent-blue);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
}

.kpi-icon.accent-1 {
    background: rgba(139, 92, 246, 0.2);
    color: var(--accent-purple);
}

.kpi-icon.accent-2 {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

.kpi-data h3 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.kpi-data p {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.chart-card {
    padding: 1.5rem;
}

.chart-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

/* Table */
.table-section {
    padding: 1.5rem;
    overflow: hidden;
}

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

.table-header h3 {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}



.table-container {
    overflow-x: auto;
    max-height: 500px;
    overflow-y: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th, td {
    padding: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

th {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: sticky;
    top: 0;
    background: var(--bg-dark);
    z-index: 10;
}

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

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-liquidado { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.status-anulado { background: rgba(239, 68, 68, 0.2); color: #f87171; }
.status-default { background: rgba(148, 163, 184, 0.2); color: #cbd5e1; }

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}
::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

@media (max-width: 900px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}