/* css/style.css */

/* =========================================================
   0. VARIABLES GLOBALES (Para un diseño moderno y consistente)
   ========================================================= */
:root {
    --primary: #3b82f6;       /* Azul moderno */
    --primary-hover: #2563eb;
    --secondary: #1e293b;     /* Gris oscuro azulado (Sidebar) */
    --secondary-hover: #334155;
    --success: #10b981;       /* Verde éxito */
    --danger: #ef4444;        /* Rojo error */
    --warning: #f59e0b;       /* Naranja alerta */
    --bg-body: #f8fafc;       /* Fondo general súper claro */
    --bg-card: #ffffff;
    --text-main: #334155;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

/* BLOQUEO DE DESBORDAMIENTO */
html, body {
    max-width: 100vw;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    display: block !important;
    min-height: 100vh;
    line-height: 1.5;
}

/* =========================================================
   1. ESTILOS BASE Y COMPONENTES
   ========================================================= */
.form-group { margin-bottom: 18px; width: 100%; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--text-muted); font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px;}

.form-group input, .form-group select, .form-group textarea { 
    width: 100%; 
    padding: 12px 15px; 
    border: 1px solid var(--border-color); 
    border-radius: var(--radius-sm); 
    font-size: 14px; 
    box-sizing: border-box;
    background-color: var(--bg-body);
    color: var(--text-main);
    transition: all 0.3s ease;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background-color: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* Botones principales */
.btn-login, .btn-guardar {
    width: 100%; 
    padding: 14px; 
    background-color: var(--primary); 
    color: white; 
    border: none;
    border-radius: var(--radius-sm); 
    font-size: 15px; 
    cursor: pointer; 
    transition: all 0.3s ease; 
    margin-top: 10px; 
    font-weight: 600;
    box-sizing: border-box;
    box-shadow: var(--shadow-sm);
}
.btn-login:hover, .btn-guardar:hover { background-color: var(--primary-hover); transform: translateY(-1px); }

/* Alertas */
.error-msg { color: #b91c1c; text-align: center; margin-bottom: 20px; font-size: 14px; background-color: #fef2f2; padding: 12px; border-radius: var(--radius-sm); font-weight: 600; border-left: 4px solid var(--danger);}
.success-msg { color: #15803d; background-color: #f0fdf4; padding: 12px; border-radius: var(--radius-sm); margin-bottom: 20px; text-align: center; font-weight: 600; border-left: 4px solid var(--success);}

/* Tablas generales (Estilo SaaS moderno) */
table { width: 100%; border-collapse: separate; border-spacing: 0 8px; margin-top: 10px; }
table th { background-color: transparent; color: var(--text-muted); font-weight: 600; padding: 12px 15px; text-align: left; font-size: 12px; text-transform: uppercase; border-bottom: 1px solid var(--border-color);}
table td { padding: 15px; background-color: var(--bg-card); font-size: 14px; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
table td:first-child { border-left: 1px solid var(--border-color); border-top-left-radius: var(--radius-sm); border-bottom-left-radius: var(--radius-sm); }
table td:last-child { border-right: 1px solid var(--border-color); border-top-right-radius: var(--radius-sm); border-bottom-right-radius: var(--radius-sm); }
table tr { transition: transform 0.2s, box-shadow 0.2s; }
table tr:hover td { background-color: #f8fafc; box-shadow: var(--shadow-sm); z-index: 10; position: relative;}

/* Buscador */
.search-bar { width: 100%; padding: 12px 15px; margin-bottom: 15px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); font-size: 15px; box-sizing: border-box; background: var(--bg-card); transition: 0.3s;}
.search-bar:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15); }

/* Animaciones y Pestañas */
.vista-seccion { display: none; }
.vista-seccion.activa { display: block; animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =========================================================
   2. ESTRUCTURA PRINCIPAL (DASHBOARD LAYOUT)
   ========================================================= */
.admin-layout {
    display: flex;
    flex-direction: row;
    min-height: 100vh;
    width: 100%;
}

/* Menú Lateral Modernizado */
.sidebar {
    width: 260px;
    background-color: var(--secondary);
    color: white;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    z-index: 100;
}
.sidebar .logo-container { text-align: center; padding: 25px 15px; background-color: #0f172a; border-bottom: 3px solid var(--primary); }
.sidebar .logo-container img { max-width: 80%; height: auto; max-height: 80px; border-radius: 5px; object-fit: contain; }
.sidebar a { padding: 16px 20px; color: #cbd5e1; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,0.05); transition: all 0.2s ease; font-size: 14px; font-weight: 500;}
.sidebar a:hover, .sidebar a.activo { background-color: var(--secondary-hover); color: white; border-left: 4px solid var(--primary); padding-left: 16px; }
.sidebar .btn-salir { margin-top: auto; background-color: var(--danger); text-align: center; border: none; font-weight: bold; }
.sidebar .btn-salir:hover { background-color: #dc2626; border-left: none; padding-left: 20px;}

/* Contenido Principal */
.main-content {
    flex: 1;
    padding: 30px;
    min-height: 100vh;
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Tarjetas de Métricas (Dashboard Superior) */
.metric-cards { display: flex; gap: 20px; margin-bottom: 20px; flex-wrap: wrap; }
.metric-card { background: var(--bg-card); padding: 25px; border-radius: var(--radius-md); flex: 1; min-width: 200px; box-shadow: var(--shadow-md); border-bottom: 4px solid var(--primary); transition: transform 0.2s;}
.metric-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.metric-card.verde { border-bottom-color: var(--success); }
.metric-card.naranja { border-bottom-color: var(--warning); }
.metric-card h4 { color: var(--text-muted); font-size: 13px; margin-top: 0; margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600;}
.metric-card p { font-size: 28px; font-weight: 800; color: var(--text-main); margin: 0; }

/* =========================================================
   3. ESTILOS ESPECÍFICOS DEL ADMINISTRADOR
   ========================================================= */
.btn-accion { padding: 8px 12px; text-decoration: none; border-radius: var(--radius-sm); display: inline-flex; justify-content: center; align-items: center; gap: 5px; font-size: 12px; color: white; font-weight: 600; margin-bottom: 5px; border: none; cursor: pointer; transition: 0.2s;}
.btn-accion:hover { opacity: 0.9; transform: scale(1.02); }
.btn-aprobar { background-color: var(--success); }
.btn-rechazar { background-color: var(--danger); }

.grid-bancos { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 15px; }
.banco-card { background: var(--bg-card); padding: 25px; border-radius: var(--radius-md); border: 1px solid var(--border-color); box-shadow: var(--shadow-sm); }
.banco-card h4 { margin-top: 0; color: var(--text-main); border-bottom: 2px solid var(--primary); padding-bottom: 10px; margin-bottom: 20px; font-size: 16px; }

.prod-img { width: 50px; height: 50px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border-color); }

/* =========================================================
   4. ESTILOS ESPECÍFICOS DEL CLIENTE Y PERFILES
   ========================================================= */
.beneficios { background: #fffbeb; border-left: 4px solid var(--warning); padding: 20px; margin-bottom: 25px; border-radius: var(--radius-sm); color: #92400e; font-size: 14px;}
.tarjeta-cuota { background: var(--bg-card); border-radius: var(--radius-md); box-shadow: var(--shadow-md); margin-bottom: 20px; border-left: 5px solid var(--primary); overflow: hidden; transition: 0.3s;}
.tarjeta-cuota:hover { transform: translateX(3px); }
.tarjeta-pagada { border-left-color: var(--success); }
.tarjeta-header { padding: 18px 20px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; background: #f8fafc;}
.tarjeta-header h4 { margin: 0; color: var(--text-main); font-size: 16px;}
.tarjeta-header .monto { font-size: 20px; font-weight: 800; color: var(--text-main);}
.tarjeta-body { padding: 20px; }
.info-historial { background: var(--bg-body); padding: 12px 20px; display: flex; justify-content: space-between; font-size: 13px; color: var(--text-muted); border-top: 1px solid var(--border-color); }
.alerta-rechazo { background-color: #fef2f2; border-left: 4px solid var(--danger); padding: 15px; margin-bottom: 15px; border-radius: var(--radius-sm); color: #991b1b; font-size: 14px;}
.etiqueta-revision { background-color: var(--warning); color: white; padding: 6px 12px; border-radius: 20px; font-size: 12px; display: inline-block; text-align: center; margin-top: 15px; font-weight: 700;}
.datos-bancarios { background: #f0fdf4; padding: 20px; border-radius: var(--radius-sm); color: #166534; display: none; font-size: 14px; line-height: 1.6; border-left: 4px solid var(--success); margin-bottom: 15px;}
.form-pago { background: var(--bg-body); padding: 20px; border-radius: var(--radius-md); margin-top: 15px; display: flex; flex-direction: column; gap: 15px; border: 1px solid var(--border-color);}

/* Perfil */
.perfil-container { width: 100%; max-width: 1000px; margin: 0 auto; background: transparent; padding: 20px 0; box-sizing: border-box;}
.header-perfil { background: var(--secondary); color: white; padding: 25px; border-radius: var(--radius-md) var(--radius-md) 0 0; display: flex; justify-content: space-between; align-items: center; box-shadow: var(--shadow-sm);}
.header-perfil h2 { margin: 0; font-size: 22px; font-weight: 600;}
.cuerpo-perfil { background: var(--bg-card); padding: 30px; border-radius: 0 0 var(--radius-md) var(--radius-md); box-shadow: var(--shadow-md); border: 1px solid var(--border-color); border-top: none;}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 30px; }
.badge { padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 700; color: white; letter-spacing: 0.5px;}
.badge.pendiente { background-color: var(--danger); }
.badge.reportado { background-color: var(--warning); }
.badge.pagada { background-color: var(--success); }
.box-info { background: var(--bg-body); padding: 20px; border-radius: var(--radius-sm); border: 1px solid var(--border-color); }

/* Venta / Crédito */
.venta-layout { width: 100%; max-width: 650px; margin: 40px auto; padding: 0 15px; box-sizing: border-box;}
.venta-card { background: var(--bg-card); padding: 35px; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); border: 1px solid var(--border-color);}
.venta-card h2 { margin-top: 0; color: var(--text-main); font-size: 22px; text-align: center; border-bottom: 2px solid var(--border-color); padding-bottom: 15px; margin-bottom: 25px;}
.cliente-info { background: #f0fdf4; border-left: 4px solid var(--success); padding: 20px; border-radius: var(--radius-sm); margin-bottom: 25px; display: flex; justify-content: space-between; align-items: center;}
.cliente-info .disponible { font-size: 24px; font-weight: 800; color: var(--success); }
.toggle-box { background: var(--bg-body); border: 1px solid var(--border-color); padding: 20px; border-radius: var(--radius-md); margin-bottom: 20px;}
.preview-box { display: none; background: #f0f9ff; border: 2px dashed var(--primary); padding: 25px; border-radius: var(--radius-md); margin-top: 25px; animation: fadeIn 0.3s ease-in-out; }
.preview-total { border-top: 2px solid var(--border-color); padding-top: 15px; margin-top: 15px; font-size: 20px; font-weight: 800; color: var(--text-main); text-align: center; }
.btn-acciones { display: flex; gap: 15px; margin-top: 30px; flex-wrap: wrap;}
.btn-cancelar { flex: 1; background-color: var(--text-muted); color: white; text-align: center; padding: 14px; font-size: 15px; font-weight: 600; border-radius: var(--radius-sm); text-decoration: none; box-sizing: border-box; transition: 0.3s;}
.btn-cancelar:hover { background-color: #475569; transform: translateY(-1px);}

/* =========================================================
   5. PANTALLA DE LOGIN (INDEX)
   ========================================================= */
.login-page-body {
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    margin: 0; display: flex; justify-content: center; align-items: center; min-height: 100vh;
}
.login-wrapper {
    display: flex; flex-direction: row; background: var(--bg-card); border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.1); overflow: hidden; max-width: 900px; width: 90%; margin: 20px; border: 1px solid var(--border-color);
}
.login-info { background-color: var(--secondary); color: white; padding: 50px 40px; flex: 1; display: flex; flex-direction: column; justify-content: center; position: relative; overflow: hidden;}
.login-info::before { content: ""; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(59,130,246,0.1) 0%, rgba(0,0,0,0) 70%); z-index: 0; pointer-events: none;}
.login-info > * { z-index: 1; position: relative;}
.login-info img { max-width: 160px; margin-bottom: 25px; border-radius: var(--radius-md); background: white; padding: 10px;}
.login-info h1 { margin-top: 0; color: #60a5fa; font-size: 28px; font-weight: 800;}
.login-info p { font-size: 15px; color: #cbd5e1; margin-bottom: 25px; line-height: 1.6;}
.login-info ul { list-style: none; padding: 0; margin: 0; }
.login-info ul li { margin-bottom: 15px; font-size: 14px; display: flex; align-items: center; gap: 10px; color: #f8fafc;}
.login-form-box { padding: 50px 40px; flex: 1; display: flex; flex-direction: column; justify-content: center; background-color: var(--bg-card); box-sizing: border-box;}

/* =========================================================
   6. RESPONSIVE (MAGIA ESTRICTA PARA CELULARES Y TABLETS)
   ========================================================= */
@media (max-width: 992px) {
    /* Layout a columna única */
    .admin-layout { flex-direction: column; width: 100vw; max-width: 100vw; overflow-x: hidden; }
    
    /* Menú superior tipo "App Grid" */
    .sidebar { width: 100%; height: auto; flex-direction: row; flex-wrap: wrap; position: relative; padding: 10px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; box-shadow: 0 4px 10px rgba(0,0,0,0.1);}
    .sidebar .logo-container { width: 100%; grid-column: span 2; padding: 15px; margin-bottom: 5px; border-bottom: none; background: transparent;}
    .sidebar .logo-container img { max-height: 50px !important; background: transparent; padding: 0;}
    
    /* Botones de navegación adaptados al dedo */
    .sidebar a {
        width: 100%; border: 1px solid #334155; border-radius: var(--radius-sm); text-align: center; 
        padding: 14px 5px; font-size: 13px; margin: 0; display: flex; flex-direction: column; 
        align-items: center; justify-content: center; font-weight: 600;
    }
    .sidebar a:hover, .sidebar a.activo { border: 1px solid var(--primary); border-left: none; border-bottom: none; background-color: var(--primary); padding-left: 5px;}
    .sidebar .btn-salir { grid-column: span 2; padding: 15px; border-radius: var(--radius-sm); margin-top: 10px;}

    /* Contenido Principal espaciado */
    .main-content { padding: 15px; width: 100%; max-width: 100vw; box-sizing: border-box; overflow-x: hidden;}
    .main-content > div:first-child { flex-direction: column !important; align-items: flex-start !important; gap: 12px; margin-bottom: 25px !important;}
    .main-content > div:first-child h2 { font-size: 22px; margin: 0; }

    /* Formularios a una sola columna para evitar recortes */
    .grid-bancos, form[style*="display: flex"], form[style*="display:grid"], .grid-2 {
        display: flex !important;
        flex-direction: column !important;
        gap: 15px;
        width: 100%;
    }
    
    form > div, .banco-card, .form-group input, .form-group select, .form-group textarea, button, .btn-guardar, .btn-cancelar {
        width: 100% !important; max-width: 100% !important; min-width: 0 !important; box-sizing: border-box;
    }

    /* ========================================================
       CONVERTIR TABLAS EN "TARJETAS" EN EL CELULAR
       ======================================================== */
    table, thead, tbody, th, td, tr { display: block; width: 100%; box-sizing: border-box; }
    thead tr { display: none; } /* Ocultar cabeceras en móvil */
    
    /* Diseño de la Fila (Ahora Tarjeta) */
    tr { margin-bottom: 20px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); background-color: var(--bg-card); border: 1px solid var(--border-color); overflow: hidden; }
    
    /* Celdas estilo Key: Value */
    td { 
        border: none !important; border-bottom: 1px solid var(--bg-body) !important; padding: 14px 15px !important; 
        display: flex; justify-content: space-between; align-items: center; text-align: right !important; 
        white-space: normal !important; word-wrap: break-word; border-radius: 0 !important; background: transparent !important;
    }
    
    /* Etiqueta inyectada por data-label */
    td:before { 
        content: attr(data-label); font-weight: 700; color: var(--text-muted); font-size: 11px; 
        text-align: left; margin-right: 15px; flex-shrink: 0; text-transform: uppercase; letter-spacing: 0.5px;
    }
    
    /* Celda de Acciones (Botones al final) */
    td:last-child { border-bottom: none !important; background-color: var(--bg-body) !important; flex-direction: column; gap: 10px; align-items: stretch; padding: 15px !important;}
    td:last-child:before { align-self: flex-start; margin-bottom: 5px; }
    
    td a, td button, td .btn-accion { width: 100% !important; display: block !important; margin: 0 !important; padding: 14px !important; box-sizing: border-box; font-size: 14px !important; text-align: center; }

    /* Adaptación del Login, Ventas y Perfiles */
    .login-wrapper { flex-direction: column; width: 95%; margin: 15px auto;}
    .login-info { padding: 40px 20px; text-align: center; align-items: center; border-right: none; border-bottom: 5px solid var(--primary); }
    .login-info ul li { text-align: left; }
    .login-form-box { padding: 40px 20px; }
    .header-perfil { flex-direction: column; gap: 15px; text-align: center; }
    .cliente-info { flex-direction: column; text-align: center; gap: 15px;}
    .radio-group { flex-direction: column; gap: 12px; }
    .venta-layout { margin: 20px auto; }
}