/* ============================================
   Gestione Magazzino Farmacia - Stili Principali
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&family=Roboto+Mono:wght@400;500&display=swap');

/* CSS Variables */
:root {
    --primary: #1976D2;
    --primary-dark: #1565C0;
    --primary-light: #42A5F5;
    --secondary: #424242;
    --success: #4CAF50;
    --success-light: #E8F5E9;
    --warning: #FF9800;
    --warning-light: #FFF3E0;
    --danger: #F44336;
    --danger-light: #FFEBEE;
    --info: #2196F3;
    --info-light: #E3F2FD;
    
    --bg-primary: #FAFAFA;
    --bg-secondary: #FFFFFF;
    --bg-sidebar: #263238;
    --bg-sidebar-hover: #37474F;
    
    --text-primary: #212121;
    --text-secondary: #757575;
    --text-light: #FFFFFF;
    --text-muted: #9E9E9E;
    
    --border-color: #E0E0E0;
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 3px 6px rgba(0,0,0,0.15), 0 2px 4px rgba(0,0,0,0.12);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.15), 0 3px 6px rgba(0,0,0,0.10);
    
    --sidebar-width: 260px;
    --header-height: 64px;
    
    --transition: all 0.2s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

html {
    overflow-x: hidden;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: 0.5rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    color: var(--text-light);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: var(--transition);
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.sidebar-title {
    font-size: 1rem;
    font-weight: 500;
}

.sidebar-subtitle {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.6);
}

.sidebar-nav {
    padding: 1rem 0;
}

.nav-section {
    padding: 0.5rem 1rem;
    margin-top: 0.5rem;
}

.nav-section-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: rgba(255,255,255,0.4);
    margin-bottom: 0.5rem;
    padding: 0 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: rgba(255,255,255,0.8);
    border-radius: var(--border-radius-sm);
    margin: 0.125rem 0;
    transition: var(--transition);
}

.nav-item:hover {
    background: var(--bg-sidebar-hover);
    color: var(--text-light);
}

.nav-item.active {
    background: var(--primary);
    color: var(--text-light);
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.main-header {
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-title {
    font-size: 1.25rem;
    font-weight: 500;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.user-menu:hover {
    background: var(--border-color);
}

.user-avatar {
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-size: 0.875rem;
}

.page-content {
    padding: 1.5rem;
    width: 100%;
    max-width: 100%;
}

/* Full width cards */
.card {
    width: 100%;
}

.card.full-width {
    max-width: none;
}

/* Cards */
.card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-primary);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.primary { background: var(--info-light); color: var(--primary); }
.stat-icon.success { background: var(--success-light); color: var(--success); }
.stat-icon.warning { background: var(--warning-light); color: var(--warning); }
.stat-icon.danger { background: var(--danger-light); color: var(--danger); }

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn svg {
    width: 18px;
    height: 18px;
}

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

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

.btn-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-success {
    background: var(--success);
    color: white;
}

.btn-success:hover {
    background: #43A047;
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #E53935;
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: white;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

.btn-icon.btn-sm {
    width: 30px;
    height: 30px;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
    color: var(--text-primary);
}

.form-label.required::after {
    content: ' *';
    color: var(--danger);
}

.form-control {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    font-family: inherit;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control.is-invalid {
    border-color: var(--danger);
}

.form-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.form-text.text-danger {
    color: var(--danger);
}

select.form-control {
    cursor: pointer;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
}

select.form-control option {
    white-space: normal;
    word-break: break-word;
    overflow-wrap: break-word;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

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

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

.table th,
.table td {
    padding: 0.875rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    font-weight: 500;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    background: var(--bg-primary);
    position: sticky;
    top: 0;
}

.table tbody tr:hover {
    background: var(--bg-primary);
}

.table .actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 100px;
    white-space: nowrap;
}

.badge-primary { background: var(--info-light); color: var(--primary); }
.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: #E65100; }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-secondary { background: var(--bg-primary); color: var(--text-secondary); }

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.alert-success {
    background: var(--success-light);
    color: #1B5E20;
    border: 1px solid #A5D6A7;
}

.alert-warning {
    background: var(--warning-light);
    color: #E65100;
    border: 1px solid #FFCC80;
}

.alert-danger {
    background: var(--danger-light);
    color: #B71C1C;
    border: 1px solid #EF9A9A;
}

.alert-info {
    background: var(--info-light);
    color: #0D47A1;
    border: 1px solid #90CAF9;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 500;
    margin: 0;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Search & Filter */
.search-bar {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.search-input-wrapper {
    flex: 1;
    position: relative;
}

.search-input-wrapper svg {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

.search-input-wrapper input {
    padding-left: 2.5rem;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    margin-top: 1.5rem;
}

.pagination a,
.pagination span {
    padding: 0.5rem 0.875rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.pagination a:hover {
    background: var(--bg-primary);
}

.pagination .active {
    background: var(--primary);
    color: white;
}

.pagination .disabled {
    color: var(--text-muted);
    pointer-events: none;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-secondary);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1976D2 0%, #1565C0 100%);
    padding: 1rem;
}

.login-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.login-header {
    background: var(--bg-sidebar);
    padding: 2rem;
    text-align: center;
    color: white;
}

.login-logo {
    width: 64px;
    height: 64px;
    background: var(--primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.login-logo svg {
    width: 32px;
    height: 32px;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.login-subtitle {
    font-size: 0.875rem;
    opacity: 0.8;
}

.login-body {
    padding: 2rem;
}

.login-form .form-group {
    margin-bottom: 1.25rem;
}

.login-form .btn {
    width: 100%;
    margin-top: 0.5rem;
}

/* Utility Classes */
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-mono { font-family: 'Roboto Mono', monospace; }
.fw-500 { font-weight: 500; }
.fw-700 { font-weight: 700; }

/* Mobile Overlay */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Responsive */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    #menuToggle {
        display: flex !important;
    }
    
    .page-content {
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Modal mobile fixes */
    .modal {
        width: calc(100% - 1rem);
        max-width: calc(100vw - 1rem);
        margin: 0.5rem;
    }
    
    .modal-body {
        max-height: calc(80vh - 120px);
        padding: 1rem;
    }
    
    .modal-header,
    .modal-footer {
        padding: 1rem;
    }
    
    .modal-footer {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .modal-footer .btn {
        flex: 1;
        min-width: 120px;
    }
}

/* Mobile toolbar styles - only apply column layout on mobile */
.mobile-toolbar .toolbar-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

@media (max-width: 768px) {
    .mobile-toolbar {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 0.75rem;
    }
    
    .mobile-toolbar .filter-row {
        width: 100%;
    }
}

/* Hide button text on small screens */
@media (max-width: 480px) {
    .btn .btn-text {
        display: none;
    }
}

/* Mobile styles */
@media (max-width: 768px) {
    html {
        font-size: 13px;
    }
    
    .page-content {
        padding: 0.75rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .card-header {
        padding: 0.875rem 1rem;
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    
    .card-header .search-bar {
        width: 100%;
        flex-direction: column;
    }
    
    .card-header .btn {
        width: 100%;
        justify-content: center;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .main-header {
        padding: 0 0.75rem;
        gap: 0.5rem;
    }
    
    .header-title {
        font-size: 1rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 150px;
    }
    
    .header-actions {
        gap: 0.5rem;
    }
    
    .user-menu {
        padding: 0.375rem 0.5rem;
    }
    
    .user-menu > div:last-child {
        display: none;
    }
    
    .table th,
    .table td {
        padding: 0.625rem 0.5rem;
        font-size: 0.8125rem;
    }
    
    .d-flex.gap-2 {
        flex-wrap: wrap;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.8125rem;
    }
    
    /* Form controls - prevent overflow */
    .form-control {
        padding: 0.75rem;
        font-size: 16px; /* Prevents zoom on iOS */
        max-width: 100%;
        box-sizing: border-box;
    }
    
    select.form-control {
        font-size: 16px;
        width: 100%;
        max-width: 100%;
    }
    
    .search-input-wrapper {
        max-width: none !important;
        width: 100%;
    }
    
    /* Form rows stack on mobile */
    .form-row {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    /* Filter sections */
    .filters-section {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .filters-section .form-group {
        width: 100%;
    }
    
    .filters-section select,
    .filters-section input {
        width: 100%;
    }
    
    /* Actions in table */
    .table .actions {
        flex-wrap: nowrap;
        gap: 0.25rem;
    }
    
    /* Modal improvements */
    .modal {
        width: calc(100% - 1rem);
        max-width: calc(100vw - 1rem);
        max-height: calc(100vh - 2rem);
        margin: 1rem 0.5rem;
    }
    
    .modal-body {
        max-height: calc(70vh - 100px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .page-content {
        padding: 0.5rem;
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    .card {
        border-radius: var(--border-radius-sm);
        max-width: 100%;
        overflow: hidden;
    }
    
    .card-body {
        overflow-x: hidden;
    }
    
    .form-group {
        max-width: 100%;
    }
    
    .stats-grid {
        gap: 0.5rem;
    }
    
    .stat-card {
        padding: 0.875rem;
        gap: 0.75rem;
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
    }
    
    .stat-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .btn-sm {
        padding: 0.375rem 0.625rem;
    }
    
    .main-header {
        height: 56px;
    }
    
    /* Hide less important table columns */
    .table .hide-mobile {
        display: none;
    }
    
    .actions {
        flex-direction: column;
        gap: 0.25rem;
    }
}

/* Print styles */
@media print {
    .sidebar,
    .main-header,
    .btn,
    .actions {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}