/* =================================================================== */
/* SISTEMA DE DISEÑO UNIFICADO - TEMA OSCURO (CIAN) + LOGIN (VIOLETA)  */
/* =================================================================== */

/* --- 1. Variables Globales y Paleta de Colores --- */
:root {
    --primary-accent: #00e5ff;
    --primary-accent-hover: #00b8cc;
    --background-primary: #1a1c23;
    --background-secondary: #252831;
    --background-tertiary: #303441;
    --text-primary: #e1e1e6;
    --text-secondary: #a8a8b3;
    --text-accent: var(--primary-accent);
    --border-color: #3f4251;
    --white: #ffffff;
    --danger: #ff5555;
    
    /* Paleta para el Login (Tema Violeta) */
    --gradient-start-login: #4A00E0;
    --gradient-end-login: #8E2DE2;
    --text-dark-login: #2c3e50;
    --text-light-login: #7f8c8d;
    --white-login: #ffffff;
    --border-color-login: #e6e9ed;
    --button-hover-login: #7a1cd1; /* Un tono más oscuro para hover del botón de login */
    
    /* Propiedades Globales */
    --font-family: 'Poppins', sans-serif;
    --border-radius: 12px;
    --box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    --transition: all 0.2s ease-in-out;
}

/* --- 2. Estilos Base y Reseteo --- */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-family); line-height: 1.6; background-color: var(--background-primary); color: var(--text-primary); }
a { color: var(--primary-accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-accent-hover); }

/* --- 3. Diseño del Login (MEJORADO) --- */
.login-wrapper { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; background-color: var(--white-login); }

.login-branding { 
    background: linear-gradient(135deg, var(--gradient-start-login), var(--gradient-end-login)); 
    display: flex; 
    flex-direction: column; 
    justify-content: center; 
    align-items: center; 
    padding: 40px; 
    color: var(--white-login); 
    text-align: center; 
    position: relative; /* Para el posicionamiento del footer */
}
.login-branding .logo { max-width: 200px; margin-bottom: 25px; filter: brightness(0) invert(1); }
.login-branding h1 { font-size: 2.8rem; font-weight: 700; margin-bottom: 10px; line-height: 1.2; }
.login-branding h2 { font-size: 1.8rem; font-weight: 500; margin-bottom: 20px; opacity: 0.9; }
.login-branding p { font-size: 1.1rem; opacity: 0.8; margin-bottom: 30px; max-width: 450px; }

/* Lista de características */
.login-branding .features-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
    max-width: 450px;
}
.login-branding .features-list li {
    font-size: 1rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    opacity: 0.9;
}
.login-branding .features-list li .fas {
    color: var(--primary-accent); /* Icono de check en color cian para contraste */
    font-size: 1.1rem;
}


.login-container { display: flex; justify-content: center; align-items: center; padding: 40px; background-color: var(--white-login); }
.login-box { width: 100%; max-width: 400px; }
.login-header h2 { font-size: 2.2rem; font-weight: 600; margin-bottom: 10px; color: var(--text-dark-login); }
.login-header p { color: var(--text-light-login); margin-bottom: 30px; font-size: 1rem; }
.login-form .form-group { margin-bottom: 20px; position: relative; } /* Para posicionar el icono */
.login-form label { font-weight: 500; margin-bottom: 8px; display: block; color: var(--text-dark-login); font-size: 0.95rem; }

/* Input con icono */
.input-icon-group {
    position: relative;
    display: flex;
    align-items: center;
}
.input-icon-group .icon {
    position: absolute;
    left: 18px;
    color: var(--text-light-login);
    font-size: 1rem;
    pointer-events: none; /* Asegura que el icono no interfiera con el input */
}
.login-form .form-control { 
    width: 100%; 
    padding: 14px 18px 14px 45px; /* Ajusta el padding-left para el icono */
    border: 1px solid var(--border-color-login); 
    border-radius: 8px; 
    font-size: 1rem; 
    transition: all 0.2s ease-in-out; 
    background-color: var(--white-login); 
    color: var(--text-dark-login); 
}
.login-form .form-control:focus { 
    outline: none; 
    border-color: var(--gradient-start-login); 
    box-shadow: 0 0 0 3px rgba(74, 0, 224, 0.1); 
}
.login-form .form-control::placeholder {
    color: var(--text-light-login);
    opacity: 0.7;
}

/* Opciones de formulario (Recordarme, Olvidé contraseña) */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    font-size: 0.9rem;
}
.form-check { display: flex; align-items: center; }
.form-check-input { margin-right: 8px; cursor: pointer; }
.form-check-label { color: var(--text-light-login); cursor: pointer; }
.forgot-password-link { color: var(--gradient-start-login); font-weight: 500; }
.forgot-password-link:hover { text-decoration: underline; color: var(--button-hover-login); }


.login-form .btn-primary { 
    background: linear-gradient(90deg, var(--gradient-start-login), var(--gradient-end-login)); 
    color: var(--white-login); 
    padding: 15px 25px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    background-size: 200% auto;
    box-shadow: 0 4px 15px rgba(142, 45, 226, 0.2);
}
.login-form .btn-primary:hover { 
    background-position: right center; 
    transform: translateY(-2px); 
    box-shadow: 0 10px 25px rgba(142, 45, 226, 0.4); 
}

/* Enlace de registro */
.register-link-wrapper {
    margin-top: 30px;
    text-align: center;
    font-size: 0.95rem;
    color: var(--text-light-login);
}
.register-link {
    color: var(--gradient-start-login);
    font-weight: 600;
}
.register-link:hover {
    text-decoration: underline;
    color: var(--button-hover-login);
}

/* Mensajes de alerta en login */
.alert {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    border: 1px solid transparent;
}
.alert-danger {
    background-color: rgba(231, 76, 60, 0.1); /* Rojo claro */
    color: #e74c3c; /* Rojo fuerte */
    border-color: #e74c3c;
}
.alert-success {
    background-color: rgba(46, 204, 113, 0.1); /* Verde claro */
    color: #2ecc71; /* Verde fuerte */
    border-color: #2ecc71;
}

/* Footer del login */
.login-footer {
    position: absolute;
    bottom: 20px;
    width: 100%;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}


/* --- 4. LAYOUT OSCURO (SIN CAMBIOS SIGNIFICATIVOS) --- */
.container { display: flex; }
.main-content { margin-left: 260px; width: calc(100% - 260px); padding: 30px; transition: var(--transition); }
.sidebar { width: 260px; background-color: var(--background-secondary); border-right: 1px solid var(--border-color); position: fixed; height: 100%; top: 0; left: 0; z-index: 1000; transition: transform 0.3s ease; display: flex; flex-direction: column; }
.sidebar-header { padding: 25px; border-bottom: 1px solid var(--border-color); }
.sidebar-header .user-profile { display: flex; flex-direction: column; align-items: center; text-align: center; }
.sidebar-header .profile-img { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; margin-bottom: 15px; border: 3px solid var(--primary-accent); }
.sidebar-header .user-name { font-weight: 600; color: var(--text-primary); }
.sidebar-header .user-role { font-size: 0.9rem; color: var(--text-secondary); }
.sidebar-nav { flex-grow: 1; overflow-y: auto; }
.sidebar-nav ul { list-style: none; padding: 15px 0; }
.sidebar-nav a { display: flex; align-items: center; gap: 15px; padding: 14px 30px; color: var(--text-secondary); font-weight: 500; transition: var(--transition); border-left: 4px solid transparent; }
.sidebar-nav a:hover { color: var(--white); background-color: var(--background-tertiary); }
.sidebar-nav .active a { color: var(--primary-accent); background-color: var(--background-primary); border-left-color: var(--primary-accent); font-weight: 600; }
.sidebar-nav .active a i { color: var(--primary-accent); }
.main-header { background-color: var(--background-secondary); height: 70px; padding: 0 30px; display: none; border-bottom: 1px solid var(--border-color); }
.page-header { border-bottom: none; margin-bottom: 30px; }
.page-header h1 { font-size: 2rem; font-weight: 700; }
.card { background-color: var(--background-secondary); border-radius: var(--border-radius); border: 1px solid var(--border-color); margin-bottom: 25px; }
.card-header { padding: 20px 25px; border-bottom: 1px solid var(--border-color); }
.card-header h4 { margin: 0; font-weight: 600; }
.card-body { padding: 25px; }
.card-footer { padding: 20px 25px; border-top: 1px solid var(--border-color); background-color: rgba(0,0,0,0.1); }
.form-group { margin-bottom: 25px; }
.form-group label { display: block; font-weight: 500; margin-bottom: 8px; color: var(--text-secondary); }
.form-control { width: 100%; padding: 14px 18px; background-color: var(--background-primary); border: 1px solid var(--border-color); border-radius: 8px; color: var(--text-primary); font-size: 1rem; transition: var(--transition); }
.form-control::placeholder { color: var(--text-secondary); opacity: 0.7; }
.form-control:focus { outline: none; border-color: var(--primary-accent); box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15); }
.btn { display: inline-flex; justify-content: center; align-items: center; gap: 8px; padding: 14px 25px; border: none; border-radius: 8px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: var(--transition); text-decoration: none; }
.main-content .btn-primary { background-color: var(--primary-accent); color: var(--background-primary); font-weight: 700; }
.main-content .btn-primary:hover { background-color: var(--primary-accent-hover); transform: translateY(-2px); box-shadow: 0 10px 20px rgba(0, 229, 255, 0.1); }
.btn-secondary { background-color: var(--background-tertiary); color: var(--text-primary); }
.btn-secondary:hover { background-color: #3f4251; }

/* --- 5. ESTILOS CENTRALIZADOS PARA LA PÁGINA DE PERFIL (SIN CAMBIOS) --- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0; }
.profile-layout { display: grid; grid-template-columns: 220px 1fr; gap: 40px; }
.profile-avatar-column { text-align: center; }
.profile-avatar { width: 180px; height: 180px; border-radius: 50%; object-fit: cover; border: 6px solid var(--border-color); margin-bottom: 15px; }
.btn-upload { display: inline-flex; align-items: center; justify-content: center; gap: 8px; width: 100%; padding: 10px; border-radius: var(--border-radius); background-color: var(--primary-accent); color: var(--background-primary); font-weight: 600; cursor: pointer; transition: var(--transition); }
.btn-upload:hover { background-color: var(--primary-accent-hover); transform: translateY(-2px); }
.profile-avatar-column .text-muted { font-size: 0.8rem; margin-top: 10px; color: var(--text-secondary); }
.profile-details-column h4 { font-weight: 600; margin-bottom: 8px; color: var(--text-primary); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-control[disabled] { background-color: var(--background-primary); cursor: not-allowed; opacity: 0.6; }
.form-divider { border-top: 1px solid var(--border-color); margin: 30px 0; }
/* .card-footer está definido arriba, en el layout oscuro */
.text-muted { color: var(--text-secondary); }
/* .alert-success y .alert-danger también definidos arriba para login */


/* --- 6. Responsividad (ACTUALIZADO PARA LOGIN) --- */
@media (max-width: 992px) {
    .login-wrapper { grid-template-columns: 1fr; }
    .login-branding { display: none; } /* Ocultar branding en pantallas pequeñas */
    .login-footer { display: none; } /* Ocultar footer en branding si el branding se oculta */

    .main-content { margin-left: 0; width: 100%; padding: 20px; padding-top: 90px; }
    .sidebar { transform: translateX(-100%); }
    .sidebar.active { transform: translateX(0); z-index: 1100; box-shadow: var(--box-shadow); }
    .main-header { display: flex; position: fixed; width: 100%; top: 0; left: 0; z-index: 900; }
    .profile-layout { grid-template-columns: 1fr; }
    .profile-avatar-column { display: flex; flex-direction: column; align-items: center; }
}
@media (max-width: 576px) {
    .form-grid { grid-template-columns: 1fr; }
    .login-container { padding: 20px; } /* Menos padding en pantallas muy pequeñas */
    .login-box { max-width: 350px; } /* Ajuste de tamaño de caja de login */
}


/* --- 7. Estilos para DataTables (Tema Oscuro Minimalista) --- */
/* ... (sin cambios, mantengo las reglas por si se usa en otros roles) ... */
.dataTables_wrapper .dataTables_length, .dataTables_wrapper .dataTables_filter, .dataTables_wrapper .dataTables_info, .dataTables_wrapper .dataTables_paginate { display: none !important; }
table.dataTable { border-collapse: collapse !important; border: none !important; width: 100% !important; background-color: transparent !important; }
table.dataTable thead th { color: var(--text-secondary) !important; border-bottom: 1px solid var(--border-color) !important; font-weight: 600; padding: 15px; text-align: left; text-transform: uppercase; font-size: 0.8rem; }
table.dataTable tbody tr { background-color: transparent !important; transition: var(--transition); }
table.dataTable tbody tr:hover { background-color: var(--background-tertiary) !important; }
table.dataTable tbody td { color: var(--text-secondary) !important; border-top: none !important; border-bottom: 1px solid var(--border-color) !important; padding: 15px; vertical-align: middle; }
table.dataTable tbody tr:last-child td { border-bottom: none !important; }
table.dataTable tbody td:first-child { color: var(--primary-accent) !important; font-weight: 600; }


/* --- 8. Estilos para Componentes Específicos (Dashboard, Tickets, etc.) --- */
/* ... (sin cambios, mantengo las reglas para tickets, dashboard, etc.) ... */
.ticket-id { font-weight: 600; color: var(--primary-accent); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 25px; margin-bottom: 30px; }
.stat-card { background-color: var(--background-secondary); border-radius: var(--border-radius); padding: 25px; border-left: 4px solid var(--primary-accent); position: relative; overflow: hidden; }
.stat-card h3 { color: var(--text-secondary); font-size: 1rem; margin-bottom: 10px; font-weight: 500; }
.stat-card p { color: var(--text-primary); font-size: 2.5rem; font-weight: 700; line-height: 1; }
.card-icon { position: absolute; right: 20px; top: 50%; transform: translateY(-50%); font-size: 3rem; color: var(--border-color); opacity: 0.5; }
.tickets-list { display: flex; flex-direction: column; }
.ticket-list-header { display: grid; grid-template-columns: 80px 1fr 120px 100px; gap: 20px; padding: 0 15px 10px; color: var(--text-secondary); font-weight: 600; text-transform: uppercase; font-size: 0.8rem; border-bottom: 1px solid var(--border-color); }
.ticket-item { display: grid; grid-template-columns: 80px 1fr 120px 100px; gap: 20px; align-items: center; padding: 15px; border-bottom: 1px solid var(--border-color); transition: var(--transition); }
.ticket-item:last-child { border-bottom: none; }
.ticket-item:hover { background-color: var(--background-tertiary); cursor: pointer; }
.header-title, .ticket-title { text-align: left; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.badge { padding: 5px 12px; border-radius: 20px; font-weight: 600; font-size: 0.8rem; text-transform: capitalize; }
.badge.status-abierto, .badge.status-reabierto { background-color: rgba(0, 229, 255, 0.1); color: #00e5ff; }
.badge.status-pendiente { background-color: rgba(243, 156, 18, 0.1); color: #f39c12; }
.badge.status-cerrado { background-color: rgba(46, 204, 113, 0.1); color: #2ecc71; }
.badge.priority-baja { background-color: rgba(168, 168, 179, 0.1); color: #a8a8b3; }
.badge.priority-media { background-color: rgba(0, 229, 255, 0.1); color: #00e5ff; }
.badge.priority-alta, .badge.priority-critica { background-color: rgba(255, 85, 85, 0.1); color: #ff5555; }
.ticket-view-layout { display: grid; grid-template-columns: 1fr 320px; gap: 30px; }
.response { border: 1px solid var(--border-color); border-radius: var(--border-radius); margin-bottom: 20px; }
.response-header { padding: 12px 20px; background-color: var(--background-primary); border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; }
.response-header strong { color: var(--text-primary); }
.response-date { font-size: 0.8rem; color: var(--text-secondary); }
.response-body { padding: 20px; }
.response-client { border-left: 3px solid var(--primary-accent); }
.response-technician { border-left: 3px solid var(--warning-color); }
.ticket-details-body { padding: 15px 25px; }
.detail-item { display: flex; flex-direction: column; padding: 15px 0; border-bottom: 1px solid var(--border-color); }
.detail-item:last-child { border-bottom: none; }
.detail-label { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 5px; text-transform: uppercase; }
.detail-value { font-weight: 600; color: var(--text-primary); }

/* --- 9. Estilos para Catálogo de Servicios (SIN CAMBIOS) --- */
/* ... (mantengo las reglas del catálogo) ... */
.service-catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 25px; margin-top: 2rem; }
.service-card-link { text-decoration: none; color: inherit; display: block; transition: var(--transition); }
.service-card { background-color: var(--background-secondary); border: 1px solid var(--border-color); border-radius: var(--border-radius); overflow: hidden; display: flex; flex-direction: column; height: 100%; transition: var(--transition); }
.service-card-link:hover .service-card { transform: translateY(-5px); border-color: var(--primary-accent); box-shadow: 0 10px 30px rgba(0, 229, 255, 0.1); }
.service-card-icon { text-align: left; padding: 25px 25px 15px 25px; font-size: 2.5rem; color: var(--primary-accent); }
.service-card-body { padding: 0 25px 25px 25px; flex-grow: 1; }
.service-card-title { font-size: 1.25rem; font-weight: 600; color: var(--text-primary); margin-bottom: 10px; }
.service-card-description { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.5; }
.service-card-footer { padding: 15px 25px; margin-top: auto; font-weight: 600; color: var(--primary-accent); transition: var(--transition); }
.service-card-footer .fas { margin-left: 8px; transition: var(--transition); }
.service-card-link:hover .service-card-footer { color: var(--primary-accent-hover); }
.service-card-link:hover .service-card-footer .fas { transform: translateX(5px); }