/* Importar Tipografía Premium de Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --bg-gradient: linear-gradient(135deg, #07090e 0%, #0d121f 50%, #06080c 100%);
    --panel-bg: rgba(18, 25, 41, 0.65);
    --panel-border: rgba(255, 255, 255, 0.06);
    --panel-border-hover: rgba(99, 102, 241, 0.25);
    
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Colores primarios y acentos */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.2);
    
    /* Estados Financieros */
    --income: #10b981;
    --income-bg: rgba(16, 185, 129, 0.1);
    --income-glow: rgba(16, 185, 129, 0.2);
    
    --expense: #f43f5e;
    --expense-bg: rgba(244, 63, 94, 0.1);
    --expense-glow: rgba(244, 63, 94, 0.2);
    
    --warning: #f59e0b;
    
    --font-main: 'Plus Jakarta Sans', sans-serif;
    --font-heading: 'Outfit', sans-serif;
}

/* Reset y Estilos Generales */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--bg-gradient);
    color: var(--text-primary);
    font-family: var(--font-main);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Scrollbar Personalizado */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Layout y Contenedores */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

h1 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 2.2rem;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 4px;
}

/* Tarjetas de Resumen (Dashboard Cards) */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.summary-card {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(16px);
    border-radius: 20px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.summary-card:hover {
    transform: translateY(-5px);
    border-color: var(--panel-border-hover);
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.6), 0 0 15px var(--card-glow, rgba(99, 102, 241, 0.05));
}

.summary-card.net {
    --card-glow: var(--primary-glow);
}
.summary-card.income {
    --card-glow: var(--income-glow);
}
.summary-card.expense {
    --card-glow: var(--expense-glow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 12px;
}

.card-header i {
    font-size: 1.2rem;
    opacity: 0.8;
}

.card-amount {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
}

.net .card-amount { color: var(--text-primary); }
.income .card-amount { color: var(--income); }
.expense .card-amount { color: var(--expense); }

.card-trend {
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 4px;
}
.trend-up { color: var(--income); }
.trend-down { color: var(--expense); }

/* Grid Principal (Libro Mayor + Acciones) */
.main-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

@media (max-width: 1024px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
}

/* Paneles del Dashboard */
.panel {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 20px;
    padding: 24px;
    backdrop-filter: blur(16px);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    margin-bottom: 30px;
}

.panel-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Libro Mayor / Transacciones */
.table-wrapper {
    overflow-x: auto;
    width: 100%;
}

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

.transaction-table th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.transaction-table td {
    padding: 16px;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    white-space: nowrap;
}

.transaction-row {
    transition: background-color 0.2s ease;
}

.transaction-row:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.tx-concept {
    font-weight: 500;
    color: var(--text-primary);
}

.tx-account-badge {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 8px;
    border-radius: 6px;
}

/* Categorías con Etiquetas Visuales */
.badge-category {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 50px;
    display: inline-block;
    letter-spacing: 0.3px;
    text-transform: capitalize;
}

/* Mapeos Visuales de Categorías */
.cat-alimentación { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.cat-suscripciones { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }
.cat-transporte { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.cat-suministros { background: rgba(6, 182, 212, 0.15); color: #22d3ee; }
.cat-nómina { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.cat-otros { background: rgba(100, 116, 139, 0.15); color: #cbd5e1; }
.cat-sin-clasificar { background: rgba(244, 63, 94, 0.1); color: #fda4af; border: 1px dashed rgba(244, 63, 94, 0.3); }

/* Importes colorizados */
.tx-amount {
    font-weight: 600;
    font-family: var(--font-heading);
    text-align: right;
}
.tx-amount.income { color: var(--income); }
.tx-amount.expense { color: var(--expense); }

/* Botones y Acciones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px var(--primary-glow);
}
.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-danger {
    background: var(--expense-bg);
    color: var(--expense);
    border: 1px solid rgba(244, 63, 94, 0.2);
}
.btn-danger:hover {
    background: var(--expense);
    color: #fff;
}

.btn-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}
.btn-warning:hover {
    background: var(--warning);
    color: #000;
}

/* Tarjetas de Cuentas en Barra Lateral */
.accounts-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.account-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 14px;
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.account-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
}

.account-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

.account-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.account-actions {
    display: flex;
    gap: 8px;
}

.account-actions button {
    padding: 6px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.account-actions button:hover {
    background: var(--primary);
    color: #fff;
}

/* Área de Carga / Drag and Drop */
.upload-zone {
    border: 2px dashed rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.01);
}

.upload-zone:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.02);
}

.upload-zone i {
    font-size: 2rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.upload-zone p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.upload-zone span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Modales */
.modal-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.modal-content {
    background: #0d1220;
    border: 1px solid var(--panel-border-hover);
    border-radius: 20px;
    width: 100%;
    max-width: 500px;
    padding: 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    animation: zoomIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Formularios de Modal */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 12px 16px;
    color: #fff;
    font-family: var(--font-main);
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 30px;
    gap: 10px;
}

.modal-actions-right {
    display: flex;
    gap: 10px;
}

/* Animaciones */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100px);
    }
}

/* Corrección de color de selectores en modo oscuro */
select {
    color-scheme: dark !important;
}

select option {
    background-color: #0d1220 !important;
    color: #ffffff !important;
}