/* ---- Variables Globales de Diseño ---- */
:root {
    --primary-color: #4a69bd;
    --secondary-color: #6a89cc;
    --dark-blue: #2c3e50;
    --light-blue: #34495e;
    --background-color: #f4f7f6;
    --font-color: #333;
    --white-color: #fff;
    --error-color: #e74c3c;
    --success-color: #27ae60;
    --border-color: #e0e0e0;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

/* ---- Estilos Generales y Reset ---- */
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--font-color);
    margin: 0;
    font-size: 14px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
}

/* ---- Contenedor de Login (Sin Cambios) ---- */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}
.login-form-wrapper {
    background-color: var(--white-color);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    width: 100%;
    max-width: 400px;
    box-sizing: border-box;
}
/* ... (el resto de los estilos de login permanecen igual) ... */

/* ---- Panel de Administración (NUEVO Y MEJORADO) ---- */
.admin-wrapper {
    display: flex;
    width: 100%;
    height: 100vh;
}

/* --- Barra Lateral --- */
.sidebar {
    width: 250px;
    background-color: var(--dark-blue);
    color: #ecf0f1;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    display: flex;
    align-items: center;
    padding: 20px;
    font-size: 20px;
    border-bottom: 1px solid var(--light-blue);
}

.sidebar-header .bx {
    font-size: 28px;
    margin-right: 10px;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    margin-top: 20px;
}

.sidebar-nav a {
    padding: 15px 20px;
    color: #bdc3c7;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: background-color 0.2s, color 0.2s, border-left 0.2s;
    border-left: 4px solid transparent;
}

.sidebar-nav a:hover {
    background-color: var(--light-blue);
    color: var(--white-color);
}

.sidebar-nav a.active {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--white-color);
    border-left: 4px solid var(--primary-color);
}

.sidebar-nav a .bx {
    font-size: 20px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--light-blue);
}

.btn-logout-sidebar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 10px;
    background-color: rgba(231, 76, 60, 0.8);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}
.btn-logout-sidebar:hover {
    background-color: var(--error-color);
}


/* --- Contenido Principal --- */
.main-content {
    flex-grow: 1;
    overflow-y: auto;
    background-color: #f9fafb;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    background-color: var(--white-color);
    border-bottom: 1px solid var(--border-color);
}

.main-header h1 {
    margin: 0;
    font-size: 24px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-info .bx {
    font-size: 28px;
    color: var(--primary-color);
}

.content {
    padding: 30px;
}

.content h2 {
    font-size: 22px;
    margin-top: 0;
}
.content p {
    color: #666;
    margin-bottom: 30px;
}

/* --- Componente 'Card' (Para formularios, tablas, etc.) --- */
.card {
    background-color: var(--white-color);
    padding: 25px;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    margin-bottom: 30px;
}

.card h3 {
    margin-top: 0;
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 20px;
    font-size: 18px;
}

/* --- Layout de Módulos --- */
.module-container {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: #555;
}

.form-group input[type="text"],
.form-group input[type="password"] {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    box-sizing: border-box;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input[type="text"]:focus,
.form-group input[type="password"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 105, 189, 0.2);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: var(--white-color);
    text-decoration: none;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
}
.btn-primary:hover {
    background-color: var(--secondary-color);
}
.btn-primary .bx {
    font-size: 20px;
}


/* --- Tablas Mejoradas --- */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th, table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

table thead th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #495057;
}

table tbody tr:hover {
    background-color: #f1f3f5;
}

table td:last-child {
    text-align: center;
}

.btn-action-edit, .btn-action-delete {
    display: inline-block;
    padding: 6px;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 18px;
    margin: 0 4px;
    line-height: 1;
    transition: opacity 0.3s;
}
.btn-action-edit { background-color: var(--success-color); }
.btn-action-delete { background-color: var(--error-color); }

.btn-action-edit:hover, .btn-action-delete:hover {
    opacity: 0.8;
}

/* --- Alertas Mejoradas --- */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    border: 1px solid transparent;
}
.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}
.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}