/**
 * SEINTEK - Sistema de Gestión de Tickets
 * Archivo de Estilos Globales Unificados (PRODUCCIÓN 2026)
 * Soporta: Login (index.php/login.php) + Estructura Dashboard (header/footer)
 * Enfoque: Minimalista, Alta Gama IT, 100% Responsivo, Cero Desbordamientos
 */

/* ==========================================================================
   1. VARIABLES Y CONFIGURACIÓN GLOBAL
   ========================================================================== */
:root {
    --primary-color: #004a99; /* Azul Corporativo Seintek */
    --primary-hover: #003366;
    --bg-color: #f4f6f9;      /* Gris limpio de fondo */
    --text-dark: #1a202c;
    --text-muted: #718096;
    --border-color: #e2e8f0;
    --error-bg: #fff5f5;
    --error-text: #c53030;
    --font-stack: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden; /* Elimina permanentemente cualquier intento de scroll horizontal */
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
}

body {
    font-family: var(--font-stack);
    color: var(--text-dark);
    min-height: 100vh;
}

/* ==========================================================================
   2. PANTALLA DE LOGIN (index.php / login.php)
   ========================================================================== */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    height: -webkit-fill-available; /* Ajuste preciso para navegadores móviles */
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    position: fixed; /* Evita el rebote elástico en pantallas táctiles */
    top: 0;
    left: 0;
    padding: 20px;
    background-color: var(--bg-color);
}

.login-card {
    background: #ffffff;
    padding: 50px 40px;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.04);
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--border-color);
    box-sizing: border-box;
    z-index: 10;
}

.login-header {
    text-align: center;
    margin-bottom: 35px;
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 5px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 14px;
}

.form-group {
    margin-bottom: 22px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.input-control {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-dark);
    background-color: #ffffff;
    outline: none;
    transition: all 0.2s ease;
}

.input-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 74, 153, 0.1);
}

.password-wrapper {
    position: relative;
}

.input-control.pass-input {
    padding-right: 45px;
}

.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--text-muted);
    background: none;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.toggle-password:hover {
    color: var(--primary-color);
}

.btn-submit {
    width: 100%;
    padding: 15px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s ease;
    margin-top: 10px;
}

.btn-submit:hover {
    background-color: var(--primary-hover);
}

.alert-error {
    background-color: var(--error-bg);
    color: var(--error-text);
    border: 1px solid rgba(197, 48, 48, 0.15);
    padding: 12px 15px;
    border-radius: 6px;
    margin-bottom: 25px;
    font-size: 13px;
    text-align: center;
    font-weight: 500;
}

/* ==========================================================================
   3. ESTRUCTURA E INTERFAZ DEL PANEL (DASHBOARD)
   ========================================================================== */
.app-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
    position: relative;
}

/* Menú Lateral Izquierdo Fijo */
.sidebar-left {
    width: 280px;
    height: 100vh;
    background-color: #ffffff;
    border-right: 1px solid var(--border-color);
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.sidebar-left.collapsed {
    transform: translateX(-100%);
}

/* Contenedor de contenido derecho */
.main-area {
    flex: 1;
    width: 100%;
    padding-left: 280px; /* Desplaza el contenido para no taparse con el menú */
    transition: padding-left 0.3s ease;
    display: flex;
    flex-direction: column;
}

.app-wrapper.menu-closed .main-area {
    padding-left: 0;
}

/* Cabecera interna del Menú */
.sidebar-header {
    padding: 24px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.menu-nav {
    padding: 20px 0;
    flex: 1;
    overflow-y: auto; /* Permite scroll interno en el menú si crecen las opciones */
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 14px 30px;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
    border-left: 4px solid transparent;
}

.menu-item:hover {
    background-color: #f8fafc;
    color: var(--primary-color);
    border-left-color: var(--primary-color);
}

.menu-item i {
    margin-right: 12px;
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.menu-label {
    font-size: 11px;
    color: var(--text-muted);
    padding: 15px 30px 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

/* Barra Superior del Panel */
.topbar {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 65px;
    width: 100%;
}

.topbar-left-group {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-toggle-menu {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dark);
    font-size: 18px;
    padding: 5px;
    display: flex;
    align-items: center;
}

.btn-toggle-menu:hover {
    color: var(--primary-color);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.badge-rol {
    background-color: #e0f2fe;
    color: #0369a1;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
}

/* Área Interna de Trabajo */
.main-content {
    flex: 1;
    padding: 30px;
    width: 100%;
}

.content-header {
    margin-bottom: 25px;
}

.content-header h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}

/* Contenedores de Tablas Inteligentes */
.table-responsive {
    width: 100%;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.01);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}

.data-table th {
    background-color: #f8fafc;
    color: #475569;
    padding: 16px;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    color: #334155;
    line-height: 1.5;
}

/* Indicadores de Estatus (Badges) */
.status-badge {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    text-align: center;
}
.status-esperando { background-color: #fef3c7; color: #d97706; }
.status-proceso   { background-color: #dbeafe; color: #2563eb; }
.status-resuelto  { background-color: #dcfce7; color: #16a34a; }
.status-cancelado { background-color: #ffeeee; color: #dc2626; }

.select-assign {
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    outline: none;
    background-color: #ffffff;
}

/* ==========================================================================
   4. SUBMENÚS COLAPSABLES (ACORDEÓN)
   ========================================================================== */
.menu-group {
    display: flex;
    flex-direction: column;
}

.menu-toggle-btn {
    width: 100%;
    background: none;
    border: none;
    justify-content: space-between !important;
    cursor: pointer;
    text-align: left;
    outline: none;
}

.arrow-icon {
    font-size: 11px;
    color: var(--text-muted);
    transition: transform 0.3s ease;
    margin-right: 15px;
}

.submenu-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: #fafafa;
}

.menu-group.active .submenu-list {
    max-height: 200px; /* Límite para la animación fluida */
}

.menu-group.active .arrow-icon {
    transform: rotate(180deg);
    color: var(--primary-color);
}

.submenu-item {
    display: flex;
    align-items: center;
    padding: 10px 30px 10px 52px; /* Identación para jerarquía visual */
    color: #4a5568;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s;
}

.submenu-item:hover {
    color: var(--primary-color);
    background-color: #f1f5f9;
}

.submenu-item i {
    margin-right: 10px;
    font-size: 13px;
    width: 16px;
    text-align: center;
}

/* ==========================================================================
   5. IDENTIDAD DE MARCA (LOGOTIPO EN SIDEBAR)
   ========================================================================== */
.sidebar-footer {
    padding: 20px;
    background-color: #ffffff;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.sidebar-logo-container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 5px 0;
}

.sidebar-corporate-logo {
    max-width: 140px;
    height: auto;
    object-fit: contain;
    filter: grayscale(8%);
    transition: filter 0.3s ease;
}

.sidebar-corporate-logo:hover {
    filter: grayscale(0%);
}

.sidebar-copyright {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.3px;
    text-align: center;
}

/* ==========================================================================
   6. MEDIA QUERIES (DISPOSITIVOS MÓVILES)
   ========================================================================== */
@media (max-width: 768px) {
    /* Forzar congelamiento absoluto del fondo únicamente en la pantalla de Login */
    .login-body {
        height: 100vh !important;
        height: -webkit-fill-available !important;
        width: 100% !important;
        max-width: 100% !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        overflow: hidden !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        margin: 0 !important;
        padding: 15px !important;
        box-sizing: border-box !important;
    }

    .login-card {
        margin: 0;
        padding: 40px 25px;
    }

    /* Romper altura fija para permitir el scroll natural dentro del Dashboard */
    .app-wrapper {
        overflow-y: auto;
        height: auto;
        flex-direction: column;
    }

    .main-area {
        padding-left: 0 !important; /* El contenido se expande al ancho completo */
    }
    
    .topbar {
        padding: 15px;
    }
        
    .main-content {
        padding: 15px;
    }

    /* Transformación responsiva de tablas a bloques de tarjetas */
    .data-table, .data-table thead, .data-table tbody, .data-table th, .data-table td, .data-table tr {
        display: block;
    }

    .data-table thead {
        display: none; /* Se ocultan los encabezados tradicionales */
    }

    .data-table tr {
        margin-bottom: 15px;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        background: #ffffff;
        padding: 5px 0;
    }

    .data-table td {
        text-align: right;
        padding-left: 50%;
        position: relative;
        border-bottom: 1px solid #f1f5f9;
    }

    .data-table td:last-child {
        border-bottom: none;
    }

    /* Inyección de etiquetas dinámicas (data-label) en móvil */
    .data-table td::before {
        content: attr(data-label);
        position: absolute;
        left: 15px;
        top: 16px;
        width: 45%;
        text-align: left;
        font-weight: 700;
        color: var(--text-muted);
        font-size: 12px;
        text-transform: uppercase;
    }
}