/* ========================================
   SISTEMA FARMA - ESTILOS PROFESIONALES
   VERSIÓN 1.0
   ======================================== */

:root {
    --primary: #2c3e50;
    --secondary: #34495e;
    --success: #27ae60;
    --danger: #e74c3c;
    --warning: #f39c12;
    --info: #3498db;
    --light: #ecf0f1;
    --dark: #2c3e50;
    --white: #ffffff;
    --sidebar-width: 250px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f8f9fa;
    color: #333;
}

/* ===== LAYOUT ===== */
.wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

#sidebar {
    width: var(--sidebar-width);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    transition: all 0.3s;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    z-index: 1000;
}

#sidebar.active {
    margin-left: calc(-1 * var(--sidebar-width));
}

#sidebar .sidebar-header {
    padding: 20px;
    background: rgba(0,0,0,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

#sidebar .sidebar-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

#sidebar ul.components {
    padding: 20px 0;
}

#sidebar ul li a {
    padding: 12px 20px;
    display: block;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s;
    border-left: 4px solid transparent;
}

#sidebar ul li a:hover {
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border-left-color: var(--warning);
}

#sidebar ul li.active a {
    background: rgba(255,255,255,0.2);
    color: var(--white);
    border-left-color: var(--success);
}

#sidebar ul li a i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

#content {
    width: calc(100% - var(--sidebar-width));
    margin-left: var(--sidebar-width);
    transition: all 0.3s;
    padding: 20px;
    min-height: 100vh;
}

#content.active {
    width: 100%;
    margin-left: 0;
}

/* ===== NAVBAR ===== */
.navbar {
    background: var(--white);
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.navbar .btn-menu {
    background: transparent;
    border: none;
    font-size: 1.2rem;
    color: var(--primary);
    cursor: pointer;
}

.navbar .user-info {
    display: flex;
    align-items: center;
}

.navbar .user-info .avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 10px;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* ===== CARDS ===== */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
}

.card-header {
    background: var(--white);
    border-bottom: 2px solid var(--light);
    padding: 20px;
    border-radius: 15px 15px 0 0 !important;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

.card-stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-stats .stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.card-stats .stat-value {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 5px;
}

.card-stats .stat-label {
    color: #7f8c8d;
    font-size: 0.9rem;
}

/* ===== TABLAS ===== */
.table-responsive {
    border-radius: 15px;
    overflow: hidden;
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background: var(--light);
    border-bottom: 2px solid var(--primary);
    color: var(--primary);
    font-weight: 600;
    padding: 15px;
}

.table td {
    padding: 15px;
    vertical-align: middle;
}

.table tbody tr:hover {
    background: rgba(52, 152, 219, 0.05);
}

/* ===== BADGES ===== */
.badge {
    padding: 8px 12px;
    border-radius: 30px;
    font-weight: 500;
    font-size: 0.8rem;
}

.badge-success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
}

.badge-danger {
    background: rgba(231, 76, 60, 0.1);
    color: var(--danger);
}

.badge-warning {
    background: rgba(243, 156, 18, 0.1);
    color: var(--warning);
}

.badge-info {
    background: rgba(52, 152, 219, 0.1);
    color: var(--info);
}

.badge-primary {
    background: rgba(44, 62, 80, 0.1);
    color: var(--primary);
}

/* ===== BOTONES ===== */
.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s;
}

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

.btn-primary:hover {
    background: var(--secondary);
    border-color: var(--secondary);
    transform: translateY(-2px);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

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

/* ===== FORMULARIOS ===== */
.form-control, .form-select {
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    padding: 12px 15px;
    transition: all 0.3s;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(44, 62, 80, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 5px;
}

/* ===== LOGIN ===== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 20px;
}

.login-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 450px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 10px;
}

.login-header p {
    color: #7f8c8d;
}

/* ===== ALERTAS ===== */
.alert {
    border-radius: 10px;
    padding: 15px 20px;
    border: none;
}

.alert-success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
}

.alert-danger {
    background: rgba(231, 76, 60, 0.1);
    color: var(--danger);
}

.alert-warning {
    background: rgba(243, 156, 18, 0.1);
    color: var(--warning);
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    color: var(--info);
}

/* ===== DASHBOARD ===== */
.dashboard-widget {
    background: var(--white);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
}

.widget-title {
    font-size: 1rem;
    color: #7f8c8d;
    margin-bottom: 10px;
}

.widget-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary);
}

/* ===== PERFILES ===== */
.profile-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
}

.profile-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 4px solid var(--white);
    object-fit: cover;
}

.profile-info h3 {
    margin-bottom: 5px;
    font-weight: 600;
}

.profile-info p {
    margin-bottom: 0;
    opacity: 0.9;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    #sidebar {
        margin-left: calc(-1 * var(--sidebar-width));
    }
    
    #sidebar.active {
        margin-left: 0;
    }
    
    #content {
        width: 100%;
        margin-left: 0;
    }
    
    #content.active {
        width: calc(100% - var(--sidebar-width));
        margin-left: var(--sidebar-width);
    }
}

/* ===== ANIMACIONES ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* ===== LOADING ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== SIDEBAR MEJORADO ===== */
#sidebar ul li a {
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s;
    border-left: 4px solid transparent;
}

#sidebar ul li a i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

#sidebar ul li a span {
    flex: 1;
}

#sidebar ul li a.dropdown-toggle {
    position: relative;
}

#sidebar ul li a.dropdown-toggle::after {
    position: absolute;
    right: 20px;
    transition: transform 0.3s;
}

#sidebar ul li a.dropdown-toggle[aria-expanded="true"]::after {
    transform: rotate(180deg);
}

#sidebar ul ul {
    background: rgba(0,0,0,0.1);
}

#sidebar ul ul li a {
    padding-left: 56px;  /* 20px (icono) + 12px (gap) + 20px (padding original) */
    font-size: 0.9rem;
    border-left: 4px solid transparent;
}

#sidebar ul ul li a i {
    width: 20px;
    font-size: 0.9rem;
    opacity: 0.8;
}

#sidebar ul ul li.active > a {
    background: rgba(255,255,255,0.1);
    border-left-color: var(--success);
}

/* Avatar mejorado */
.avatar-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.2rem;
}

.user-info-sidebar small {
    line-height: 1.2;
}

/* Logout con color especial */
.logout-item a {
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 10px;
    color: rgba(255,200,200,0.9) !important;
}

.logout-item a:hover {
    background: rgba(220, 53, 69, 0.2) !important;
    border-left-color: #dc3545 !important;
    color: #fff !important;
}

/* Ajustes responsive */
@media (max-width: 768px) {
    #sidebar ul ul li a {
        padding-left: 46px;
    }
}

/* ===== SIDEBAR CON SCROLL ===== */
#sidebar {
    display: flex;
    flex-direction: column;
    height: 100vh; /* Altura completa de la ventana */
    overflow: hidden; /* Evita scroll en el sidebar completo */
}

.sidebar-header {
    flex-shrink: 0; /* No se encoge */
}

.sidebar-footer {
    flex-shrink: 0; /* No se encoge */
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: auto; /* Empuja el footer hacia abajo */
}

/* Contenedor del menú con scroll */
.sidebar-menu-container {
    flex: 1; /* Ocupa el espacio restante */
    overflow-y: auto; /* Scroll vertical */
    overflow-x: hidden; /* Sin scroll horizontal */
    margin: 10px 0;
    
    /* Personalización del scroll (opcional) */
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.3) rgba(0,0,0,0.2);
}

/* Scroll personalizado para Chrome/Safari */
.sidebar-menu-container::-webkit-scrollbar {
    width: 6px;
}

.sidebar-menu-container::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.2);
    border-radius: 10px;
}

.sidebar-menu-container::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.3);
    border-radius: 10px;
}

.sidebar-menu-container::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.5);
}

/* Ajustes para cuando el sidebar está colapsado */
#sidebar.active {
    margin-left: -250px;
}

#sidebar.active .sidebar-menu-container {
    overflow-y: hidden; /* No hay scroll cuando está oculto */
}

/* Asegurar que el logout siempre sea visible */
.logout-item {
    margin-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.logout-item a {
    color: rgba(255,200,200,0.9) !important;
}

.logout-item a:hover {
    background: rgba(220, 53, 69, 0.2) !important;
    border-left-color: #dc3545 !important;
    color: #fff !important;
}

/* Responsive */
@media (max-width: 768px) {
    #sidebar.active .sidebar-menu-container {
        overflow-y: auto; /* Scroll cuando está activo en móvil */
    }
}