/* ================================================
   Sistema de Inventario - Mobile CSS
   Específico para dispositivos móviles y touch
   ================================================ */

/* Touch-specific optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Aumentar área de toque para elementos interactivos */
    .nav-card {
        min-height: 88px;
        padding: var(--spacing-xl);
    }
    
    .btn {
        min-height: 48px;
        padding: var(--spacing-md) var(--spacing-xl);
    }
    
    .form-control {
        min-height: 48px;
        font-size: 16px; /* Previene zoom en iOS */
    }
    
    /* Mejorar experiencia de toque */
    .nav-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    .btn:active {
        transform: scale(0.96);
    }
}

/* Específico para móviles pequeños */
@media (max-width: 480px) {
    /* Reducir padding en pantallas muy pequeñas */
    .mobile-header {
        padding: var(--spacing-sm);
    }
    
    .main-nav {
        padding: var(--spacing-md);
    }
    
    .nav-card {
        padding: var(--spacing-md);
        min-height: 72px;
    }
    
    .nav-icon {
        font-size: var(--font-size-2xl);
        margin-right: var(--spacing-md);
    }
    
    .nav-content h3 {
        font-size: var(--font-size-base);
    }
    
    .nav-content p {
        font-size: var(--font-size-xs);
    }
    
    /* Header más compacto */
    .header-content h1 {
        font-size: var(--font-size-xl);
    }
    
    .user-info {
        font-size: var(--font-size-xs);
    }
}

/* PWA y Full Screen */
@media (display-mode: standalone) {
    /* Ajustes para cuando la app funciona como PWA */
    .mobile-header {
        padding-top: calc(var(--spacing-md) + env(safe-area-inset-top));
    }
    
    body {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* Landscape móvil */
@media (max-height: 500px) and (orientation: landscape) {
    .mobile-header {
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .header-content h1 {
        font-size: var(--font-size-lg);
    }
    
    .nav-section h2 {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
    }
    
    .nav-card {
        min-height: 60px;
        padding: var(--spacing-md);
    }
    
    .main-nav {
        padding: var(--spacing-md);
    }
}

/* Estilos específicos para scanner */
.scanner-container {
    position: relative;
    width: 100%;
    height: 60vh;
    background-color: var(--gray-900);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    margin: var(--spacing-lg) 0;
}

.scanner-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    border: 2px solid white;
    border-radius: var(--border-radius);
}

.scanner-overlay::before,
.scanner-overlay::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid var(--accent-color);
}

.scanner-overlay::before {
    top: -3px;
    left: -3px;
    border-right: none;
    border-bottom: none;
}

.scanner-overlay::after {
    bottom: -3px;
    right: -3px;
    border-left: none;
    border-top: none;
}

.scanner-instructions {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    color: white;
    text-align: center;
    font-size: var(--font-size-sm);
}

/* Teclado virtual - ajustes */
@media (max-height: 600px) {
    .form-container {
        padding-bottom: var(--spacing-2xl);
    }
    
    .mobile-footer {
        display: none;
    }
}

/* Botones flotantes para acciones rápidas */
.fab {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-xl);
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 1000;
}

.fab:hover, .fab:focus {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

.fab:active {
    transform: scale(0.95);
}

/* Swipe gestures indicators */
.swipe-indicator {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--font-size-lg);
    color: var(--gray-400);
    opacity: 0.5;
    animation: pulse 2s infinite;
}

.swipe-indicator.left {
    left: var(--spacing-md);
}

.swipe-indicator.right {
    right: var(--spacing-md);
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Cards específicas para listas móviles */
.mobile-list-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-lg);
    background-color: white;
    border-bottom: var(--border-width) solid var(--gray-200);
    transition: background-color 0.2s ease;
    min-height: 72px;
}

.mobile-list-item:active {
    background-color: var(--gray-50);
}

.mobile-list-item:last-child {
    border-bottom: none;
}

.mobile-list-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: var(--spacing-lg);
    flex-shrink: 0;
}

.mobile-list-content {
    flex: 1;
    min-width: 0; /* Para truncar texto */
}

.mobile-list-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--gray-900);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mobile-list-subtitle {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mobile-list-action {
    margin-left: var(--spacing-md);
    flex-shrink: 0;
}

/* Badges y estados */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: var(--border-radius);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background-color: #dcfce7;
    color: #166534;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-info {
    background-color: #dbeafe;
    color: #1e40af;
}

/* Modal/Dialog móvil */
.mobile-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    align-items: flex-end;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-modal.active {
    opacity: 1;
    visibility: visible;
}

.mobile-modal-content {
    background-color: white;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    padding: var(--spacing-lg);
}

.mobile-modal.active .mobile-modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--spacing-lg);
    border-bottom: var(--border-width) solid var(--gray-200);
    margin-bottom: var(--spacing-lg);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-sm);
    color: var(--gray-500);
}

/* Pull to refresh indicator */
.pull-to-refresh {
    position: absolute;
    top: -60px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.pull-to-refresh.active {
    top: 10px;
}

.refresh-icon {
    font-size: var(--font-size-lg);
    color: var(--primary-color);
    animation: rotate 1s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Notificaciones toast */
.toast-container {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    pointer-events: none;
    width: min(420px, 92vw);
}

.toast {
    background-color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: auto;
    width: 100%;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-success {
    border-left: 4px solid var(--secondary-color);
}

.toast-error {
    border-left: 4px solid var(--danger-color);
}

.toast-warning {
    border-left: 4px solid var(--warning-color);
}

.toast-icon {
    margin-right: var(--spacing-md);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.toast-message {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    margin: 0;
}

/* Mejoras para formularios móviles */
.form-floating {
    position: relative;
}

.form-floating .form-control {
    padding: 1.5rem var(--spacing-md) 0.5rem;
}

.form-floating .form-label {
    position: absolute;
    top: 0;
    left: var(--spacing-md);
    height: 100%;
    padding: var(--spacing-md) 0;
    pointer-events: none;
    border: var(--border-width) solid transparent;
    transform-origin: 0 0;
    transition: all 0.2s ease;
    color: var(--gray-500);
    font-size: var(--font-size-base);
}

.form-floating .form-control:focus ~ .form-label,
.form-floating .form-control:not(:placeholder-shown) ~ .form-label {
    transform: scale(0.75) translateY(-0.5rem) translateX(0.15rem);
    color: var(--primary-color);
}

/* Específico para input de búsqueda */
.search-container {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.search-input {
    padding-left: 48px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 16px center;
    background-size: 20px;
}

.search-clear {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--spacing-sm);
}

/* Animaciones de carga específicas para móvil */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1rem;
    border-radius: 4px;
    margin-bottom: var(--spacing-sm);
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

/* Viewport específico para muy pequeño */
@media (max-width: 320px) {
    .nav-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .nav-icon {
        margin-right: 0;
        margin-bottom: var(--spacing-sm);
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .user-info {
        align-items: flex-start;
    }
}