/* main.css centralizado para importar módulos de estilos por sección */
@import url('./css/buttons.css');
@import url('./css/header.css');
@import url('./css/sidebar.css');
@import url('./css/dashboard.css');
@import url('./css/filters.css');
@import url('./css/transactions.css');
@import url('./css/debts.css');
@import url('./css/budgets.css');
@import url('./css/notifications.css');
@import url('./css/modals.css');
@import url('./css/charts.css');
@import url('./css/recurring.css');
@import url('./css/filters.css');
@import url('./css/filtersBar.css');
@import url('./css/pagination.css');
@import url('./css/modalDialog.css');
@import url('./css/darkmode.css');
@import url('./css/investments.css');
@import url('./css/calendario.css');
@import url('./css/reportes.css');
@import url('./css/responsive.css'); /* ← NUEVO: Estilos responsive */

/* Layout principal con sidebar */
.container {
    display: flex;
    flex-direction: column;
}

/* Layout principal: 70/30 para transacciones/deudas en desktop */
.main-grid {
    display: grid;
    grid-template-columns: 7fr 3fr;
    gap: 20px;
    background: #ffffff;
    padding: 20px 24px;
    border-radius: 18px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.04);
    border: none;
    position: relative;
    z-index: 1;
}

@media (max-width: 900px) {
    .main-grid {
        display: flex !important;
        flex-direction: column !important;
        grid-template-columns: 1fr;
        padding: 16px 12px;
        gap: 16px;
    }

    .main-grid > * {
        width: 100% !important;
        max-width: 100% !important;
    }
}


/* Estilos globales y variables aquí (copiados del main.css original) */
:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --secondary: #8b5cf6;
    --secondary-dark: #7c3aed;
    --success: #10b981;
    --success-dark: #059669;
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --warning: #f59e0b;
    --info: #06b6d4;
    --light: #f8fafc;
    --dark: #1e293b;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --border-radius: 12px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --bg-gradient-start: #eff6ff;
    --bg-gradient-end: #e0f2fe;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #cbd5e1;
    --input-bg: #ffffff;
    --hover-bg: #f1f5f9;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    min-height: 100vh;
    padding: 12px;
    color: var(--text-primary);
    transition: background 0.3s ease, color 0.3s ease;
    margin: 0;
    overflow-x: hidden;
}

/* Animación de spin para el botón refrescar */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Card general */
.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: none;
    padding: 20px;
}

@media (max-width: 768px) {
    .section-content {
        margin-left: 0;
    }
}

/* Section header layout */
.section-header {
    padding: 20px 32px;
    margin-top: 60px;
}

@media (max-width: 768px) {
    .section-header {
        margin-left: 0;
    }
}

/* ...otros estilos globales aquí... */