@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette - Light Mode (Café y Crema) */
    --bg-primary: #faf6f0;
    --bg-sidebar: rgba(245, 236, 225, 0.85);
    --bg-card: rgba(255, 255, 255, 0.85);
    --text-primary: #361a14;
    --text-secondary: #7a6a5e;
    --border-color: rgba(218, 203, 187, 0.8);
    
    --primary: #7a3117;
    --primary-light: #f2e6db;
    --primary-hover: #61220e;
    
    --success: #5c7f5c;
    --success-light: #e6eee6;
    --warning: #c28847;
    --warning-light: #f9f1e6;
    --danger: #a63f3f;
    --danger-light: #f8e6e6;
    --info: #4a7c8c;
    --info-light: #e6eff2;
    
    --glass-shadow: 0 8px 32px 0 rgba(122, 49, 23, 0.05);
    --card-shadow: 0 4px 6px -1px rgba(54, 26, 20, 0.05), 0 2px 4px -1px rgba(54, 26, 20, 0.03);
    --transition-speed: 0.3s;
}

[data-theme="dark"] {
    /* Color Palette - Dark Mode (Tostado Oscuro) */
    --bg-primary: #1f1412;
    --bg-sidebar: rgba(43, 26, 23, 0.85);
    --bg-card: rgba(54, 34, 30, 0.7);
    --text-primary: #f5ece1;
    --text-secondary: #b3a296;
    --border-color: rgba(97, 74, 69, 0.4);
    
    --primary: #a8644c;
    --primary-light: rgba(168, 100, 76, 0.2);
    --primary-hover: #bf7a60;
    
    --success: #6e946e;
    --success-light: rgba(110, 148, 110, 0.2);
    --warning: #cca06e;
    --warning-light: rgba(204, 160, 110, 0.2);
    --danger: #c45a5a;
    --danger-light: rgba(196, 90, 90, 0.2);
    --info: #6496a8;
    --info-light: rgba(100, 150, 168, 0.2);
    
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.25);
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.15), 0 2px 4px -1px rgba(0, 0, 0, 0.1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

html, body {
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-image: linear-gradient(rgba(250, 246, 240, 0.93), rgba(250, 246, 240, 0.93)), url('../images/background.png');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    color: var(--text-primary);
    display: flex;
    overflow-x: hidden;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* Tactile Native App Active Press Feedback */
.btn,
.product-card,
.table-card,
.stat-card,
.category-tab,
.pos-mobile-tab-btn,
.pos-qty-btn,
.bottom-nav-item,
.mobile-menu-toggle,
.badge-location-pill {
    touch-action: manipulation;
    transition: transform 0.12s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s ease, background 0.15s ease;
}

.btn:active,
.product-card:active,
.table-card:active,
.stat-card:active,
.category-tab:active,
.pos-mobile-tab-btn:active,
.pos-qty-btn:active {
    transform: scale(0.96) !important;
}

[data-theme="dark"] body {
    background-image: linear-gradient(rgba(31, 20, 18, 0.95), rgba(31, 20, 18, 0.95)), url('../images/background.png');
}

/* Glassmorphism utility */
.glass {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
}

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

/* Sidebar Navigation */
.sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background: var(--bg-sidebar);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    z-index: 100;
    transition: background var(--transition-speed), width var(--transition-speed);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    font-weight: bold;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.brand-name {
    font-size: 1.35rem;
    font-weight: 800;
    background: linear-gradient(to right, var(--primary), #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 500;
    transition: all var(--transition-speed) ease;
}

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

.nav-item a i {
    font-size: 1.25rem;
}

.sidebar-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.25rem;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

/* Main Content Area */
.main-content {
    margin-left: 280px;
    flex-grow: 1;
    padding: 2.5rem 3rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transition: margin-left var(--transition-speed);
    /* Prevent horizontal overflow from any child */
    overflow-x: hidden;
    max-width: 100%;
    min-width: 0;
}

/* Header styling */
.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.header-title h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.header-title p {
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.3);
}

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

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

.btn-danger {
    background: var(--danger);
    color: white;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
    border-radius: 8px;
}

/* Dashboard Statistics Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow);
}

.stat-info h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    font-weight: 600;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 800;
    margin-top: 0.25rem;
    color: var(--text-primary);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.primary {
    background: var(--primary-light);
    color: var(--primary);
}

.stat-icon.success {
    background: var(--success-light);
    color: var(--success);
}

/* Sections Grid (Dashboard / Details) */
.section-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.section-grid.single {
    grid-template-columns: 1fr;
}

.dashboard-section {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 2rem;
}

.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.section-title span {
    color: var(--text-primary);
}

.badge {
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

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

/* Custom tables */
.table-wrapper {
    overflow-x: auto;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.95rem;
}

.custom-table th {
    padding: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
}

.custom-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.custom-table tbody tr {
    transition: background 0.2s ease;
}

.custom-table tbody tr:hover {
    background: rgba(99, 102, 241, 0.03);
}

/* Alert Boxes / Notification Items */
.alert-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.alert-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 12px;
    border-left: 4px solid transparent;
    background: rgba(255, 255, 255, 0.02);
    transition: transform 0.2s ease;
}

.alert-item:hover {
    transform: translateX(4px);
}

.alert-item.danger {
    border-left-color: var(--danger);
    background: var(--danger-light);
}

.alert-item.warning {
    border-left-color: var(--warning);
    background: var(--warning-light);
}

.alert-icon {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-details h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

.alert-details p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
}

/* Search and Filters Bar */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: var(--bg-card);
    padding: 1.25rem 1.5rem;
    border-radius: 16px;
    margin-bottom: 1.5rem;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1rem;
    border-radius: 12px;
    flex-grow: 1;
    max-width: 450px;
    transition: border-color 0.2s ease;
}

.search-box:focus-within {
    border-color: var(--primary);
}

.search-box input {
    background: none;
    border: none;
    color: var(--text-primary);
    outline: none;
    width: 100%;
    font-size: 0.95rem;
}

/* Profile cards & layouts */
.profile-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 2.5rem;
    display: flex;
    gap: 2.5rem;
    align-items: flex-start;
}

.profile-avatar {
    width: 150px;
    height: 150px;
    border-radius: 24px;
    object-fit: cover;
    border: 4px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.profile-avatar-placeholder {
    width: 150px;
    height: 150px;
    border-radius: 24px;
    background: linear-gradient(135deg, var(--primary-light) 0%, rgba(168, 85, 247, 0.2) 100%);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    border: 2px dashed var(--primary);
}

.profile-details {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.profile-name {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.profile-name h2 {
    font-size: 2.25rem;
    font-weight: 800;
}

.profile-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.meta-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.meta-value {
    font-size: 1.1rem;
    font-weight: 500;
}

/* Tabs system */
.tabs-container {
    margin-top: 1.5rem;
}

.tabs-nav {
    display: flex;
    gap: 1rem;
    border-bottom: 2px solid var(--border-color);
    list-style: none;
    margin-bottom: 1.5rem;
}

.tab-btn {
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    font-size: 1rem;
    transition: all var(--transition-speed);
}

.tab-btn.active, .tab-btn:hover {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-panel {
    display: none;
    animation: fadeIn 0.4s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Medical timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
    margin-top: 1rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}

.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.timeline-dot.success { background: var(--success); box-shadow: 0 0 0 3px var(--success-light); }
.timeline-dot.warning { background: var(--warning); box-shadow: 0 0 0 3px var(--warning-light); }
.timeline-dot.danger { background: var(--danger); box-shadow: 0 0 0 3px var(--danger-light); }
.timeline-dot.info { background: var(--info); box-shadow: 0 0 0 3px var(--info-light); }

.timeline-content {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.timeline-title {
    font-size: 1.1rem;
    font-weight: 700;
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.timeline-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.timeline-meta {
    display: flex;
    gap: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
}

.timeline-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1rem;
}

/* Forms styling */
.form-group {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    outline: none;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--bg-card);
    width: 100%;
    max-width: 550px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
    transform: translateY(20px);
    transition: transform 0.3s ease;
    overflow: hidden;
}

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

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

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.modal-body {
    padding: 1.5rem;
    max-height: 70vh;
    overflow-y: auto;
}

.modal-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Empty state styling */
.empty-state {
    padding: 3rem;
    text-align: center;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px dashed var(--border-color);
}

.empty-state-icon {
    font-size: 3rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.empty-state-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.empty-state-text {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* Notifications toasts styling */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    border-left: 4px solid var(--success);
    box-shadow: var(--glass-shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideIn 0.3s ease forwards;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.page-item:hover:not(.active):not(.disabled) .page-link {
    background-color: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

/* Helper styles for Laravel Bootstrap 5 Paginator markup */
.d-none {
    display: none !important;
}
.d-flex {
    display: flex !important;
}
.justify-content-between {
    justify-content: space-between !important;
}
.align-items-center {
    align-items: center !important;
}
.flex-fill {
    flex: 1 1 auto !important;
}

@media (min-width: 576px) {
    .d-sm-none {
        display: none !important;
    }
    .d-sm-flex {
        display: flex !important;
    }
    .justify-content-sm-between {
        justify-content: space-between !important;
    }
    .align-items-sm-center {
        align-items: center !important;
    }
    .flex-sm-fill {
        flex: 1 1 auto !important;
    }
}
.pagination {
    display: flex;
    list-style: none;
    padding-left: 0;
    gap: 0.25rem;
    align-items: center;
}

.page-item .page-link {
    color: var(--text-primary);
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.page-item.active .page-link {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.page-item.disabled .page-link {
    color: var(--text-secondary);
    pointer-events: none;
    opacity: 0.5;
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

.page-item:hover:not(.active):not(.disabled) .page-link {
    background-color: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

/* ==========================================================================
   RESPONSIVE DESIGN SYSTEM & MODERN BREAKPOINTS
   ========================================================================== */

/* Mobile Header & Drawer Navigation */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--bg-sidebar);
    padding: 0 1.25rem;
    align-items: center;
    justify-content: space-between;
    z-index: 990;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.mobile-header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.mobile-menu-toggle {
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    transition: background 0.2s ease;
}

.mobile-menu-toggle:hover,
.mobile-menu-toggle:active {
    background: var(--primary-light);
}

.mobile-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.mobile-brand-name {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--primary);
    white-space: nowrap;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.sidebar-close-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.35rem;
    color: var(--text-secondary);
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    align-items: center;
    justify-content: center;
}

.sidebar-close-btn:hover,
.sidebar-close-btn:active {
    color: var(--primary);
    background: var(--primary-light);
}

/* Base grids & responsive containers */
.dashboard-main-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: start;
    /* Each column must be able to shrink */
    min-width: 0;
}

/* All direct children of grids must have min-width:0 so they can shrink */
.dashboard-main-grid > *,
.pos-main-grid > * {
    min-width: 0;
    overflow-x: hidden;
}

.pos-main-grid {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 1.25rem;
    align-items: start;
}

/* POS Switcher Tabs */
.pos-mobile-tabs {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    background: var(--bg-card);
    padding: 0.35rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    position: sticky;
    top: 65px;
    z-index: 850;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.pos-mobile-tab-btn {
    padding: 0.75rem 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.pos-mobile-tab-btn.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(122, 49, 23, 0.2);
}

/* POS Cart List & Items */
.pos-cart-list {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    max-height: 280px;
    overflow-y: auto;
    padding-right: 0.25rem;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.pos-cart-list::-webkit-scrollbar {
    width: 5px;
}
.pos-cart-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.pos-cart-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 0.65rem 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    transition: border-color 0.15s ease;
}

.pos-cart-item:hover {
    border-color: rgba(122, 49, 23, 0.35);
}

.pos-cart-item-main {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.5rem;
}

.pos-cart-item-title strong {
    font-size: 0.9rem;
    color: var(--text-primary);
    display: block;
    line-height: 1.25;
}

.pos-cart-item-unit {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: inline-block;
    margin-top: 0.1rem;
}

.pos-cart-item-remove {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 0.95rem;
    padding: 0.2rem 0.35rem;
    border-radius: 6px;
    opacity: 0.75;
    transition: opacity 0.2s, background 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pos-cart-item-remove:hover, .pos-cart-item-remove:active {
    opacity: 1;
    background: rgba(239, 68, 68, 0.1);
}

.pos-cart-item-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    border-top: 1px dashed var(--border-color);
    padding-top: 0.35rem;
}

.pos-qty-stepper {
    display: inline-flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.pos-qty-btn {
    background: transparent;
    border: none;
    width: 32px;
    height: 32px;
    min-height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.15s ease;
}

.pos-qty-btn:hover, .pos-qty-btn:active {
    background: var(--primary-light);
    color: var(--primary);
}

.pos-qty-val {
    min-width: 28px;
    text-align: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
    padding: 0 0.2rem;
}

.pos-qty-input {
    width: 60px;
    height: 30px;
    font-size: 0.85rem;
    text-align: center;
    border: none;
    background: transparent;
    font-weight: 600;
    color: var(--text-primary);
}

.pos-cart-item-subtotal {
    display: flex;
    align-items: baseline;
    gap: 0.3rem;
}

.pos-cart-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-secondary);
    border: 1px dashed var(--border-color);
    border-radius: 12px;
}

/* ==========================================================================
   NATIVE APP BOTTOM NAVIGATION BAR (Mobile & Tablet <= 1024px)
   ========================================================================== */
.native-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    z-index: 980;
    box-shadow: 0 -4px 25px rgba(54, 26, 20, 0.08);
    padding: 0 0.5rem;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    align-items: center;
    justify-content: space-around;
    user-select: none;
    -webkit-user-select: none;
}

[data-theme="dark"] .native-bottom-nav {
    background: rgba(30, 20, 18, 0.94);
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    flex: 1;
    height: 100%;
    min-height: 54px;
    color: var(--text-secondary);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.25rem 0;
    transition: all 0.15s ease;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    border-radius: 8px;
}

.bottom-nav-item i {
    font-size: 1.3rem;
    line-height: 1;
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.bottom-nav-item.active {
    color: var(--primary);
}

.bottom-nav-item.active i {
    transform: translateY(-2px) scale(1.1);
    color: var(--primary);
}

.bottom-nav-item:active {
    transform: scale(0.92);
}

/* Elevated POS Button in Bottom Nav */
.bottom-nav-pos {
    position: relative;
    top: -10px;
}

.pos-icon-bubble {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 16px rgba(122, 49, 23, 0.4);
    border: 3px solid var(--bg-primary);
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
}

.pos-icon-bubble i {
    font-size: 1.35rem;
    color: #ffffff;
}

.bottom-nav-pos.active .pos-icon-bubble {
    box-shadow: 0 8px 20px rgba(122, 49, 23, 0.55);
    transform: scale(1.06);
}

.bottom-nav-pos:active .pos-icon-bubble {
    transform: scale(0.94);
}

/* POS Floating Bottom Bar on Mobile/Tablet (Docked directly above Native Bottom Nav) */
.pos-floating-bar {
    display: none;
    position: fixed;
    bottom: calc(64px + env(safe-area-inset-bottom, 0px));
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 0.65rem 1.25rem;
    z-index: 900;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.pos-floating-bar.show {
    display: flex;
}

@media (max-width: 1024px) {
    .native-bottom-nav {
        display: flex;
    }

    body:has(.pos-floating-bar.show) .main-content {
        padding-bottom: calc(140px + env(safe-area-inset-bottom, 0px)) !important;
    }
}

/* Touch friendly form inputs and targets */
button, input, select, textarea, .btn, .nav-item a {
    min-height: 42px;
}

.btn-sm {
    min-height: 36px;
    padding: 0.4rem 0.75rem;
}

/* Responsive Table Wrapper */
.table-wrapper {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.table-wrapper::-webkit-scrollbar {
    height: 6px;
}

.table-wrapper::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 6px;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 500px;
}

/* Horizontal scrollable category tab bar */
.category-tabs-scroll {
    display: flex;
    gap: 0.4rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
    flex-wrap: nowrap;
}

.category-tabs-scroll::-webkit-scrollbar {
    display: none;
}

/* Responsive Modals */
.modal-overlay {
    padding: 1rem;
}

.modal-content-card {
    width: 100%;
    max-width: 500px;
    max-height: 90dvh;
    overflow-y: auto;
    border-radius: 16px;
}

/* ==========================================================================
   BREAKPOINTS: TABLET & DESKTOP FINE-TUNING (<= 1024px)
   ========================================================================== */
@media (max-width: 1024px) {
    .mobile-header {
        display: flex;
    }

    .sidebar {
        position: fixed;
        left: -300px;
        top: 0;
        width: 290px;
        max-width: 85vw;
        height: 100vh;
        height: 100dvh;
        z-index: 1000;
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 4px 0 30px rgba(0, 0, 0, 0.2);
        overflow-y: auto;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
    }

    .sidebar.show {
        transform: translateX(300px);
    }

    .sidebar .brand {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 2rem;
    }

    .sidebar-close-btn {
        display: flex;
    }

    .main-content {
        margin-left: 0;
        padding: 5.25rem 1.25rem calc(75px + env(safe-area-inset-bottom, 15px)) 1.25rem;
        width: 100%;
        max-width: 100vw;
    }

    .dashboard-main-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* POS Layout on Tablet & Mobile */
    .pos-main-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .pos-mobile-tabs {
        display: grid;
    }

    .pos-column {
        display: none !important;
    }

    .pos-column.active-mobile-col {
        display: flex !important;
        flex-direction: column;
    }

    .content-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        margin-bottom: 1.25rem;
    }

    .header-actions {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .header-actions .btn {
        flex: 1 1 auto;
        min-width: 140px;
        justify-content: center;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
        padding: 1rem;
    }

    .filter-bar form {
        width: 100%;
        flex-direction: column;
    }

    .search-box {
        max-width: 100%;
        width: 100%;
    }
}

/* ==========================================================================
   BREAKPOINTS: MOBILE SMARTPHONES (< 768px)
   ========================================================================== */
@media (max-width: 768px) {
    .main-content {
        padding: 4.75rem 1rem calc(75px + env(safe-area-inset-bottom, 15px)) 1rem;
    }

    /* Prevent iOS Safari auto-zoom on input focus */
    input, select, textarea, .form-control {
        font-size: 16px !important;
    }

    .content-header h1 {
        font-size: 1.5rem;
    }

    .content-header p {
        font-size: 0.85rem;
    }

    .toast-container {
        right: 1rem;
        left: 1rem;
        bottom: calc(75px + env(safe-area-inset-bottom, 10px));
    }

    .toast {
        width: 100%;
    }

    .dashboard-section {
        padding: 1.25rem;
        border-radius: 16px;
    }

    /* Profile / Modal Adjustments */
    .profile-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 1.5rem;
    }

    /* ── Sales / Products / Categories: Hide table, show mobile cards ── */
    .mobile-table-hidden {
        display: none !important;
    }

    .mobile-cards-list {
        display: flex !important;
        flex-direction: column;
        gap: 0.75rem;
    }

    /* Sales mobile card */
    .sale-mobile-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: 14px;
        padding: 1rem;
        display: flex;
        flex-direction: column;
        gap: 0.6rem;
        transition: transform 0.15s ease, box-shadow 0.15s ease;
    }

    .sale-mobile-card:active {
        transform: scale(0.98);
    }

    .sale-mobile-card-header {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
    }

    .sale-mobile-card-title {
        font-weight: 700;
        font-size: 1rem;
        color: var(--text-primary);
    }

    .sale-mobile-card-subtitle {
        font-size: 0.78rem;
        color: var(--text-secondary);
        margin-top: 0.1rem;
    }

    .sale-mobile-card-total {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--primary);
    }

    .sale-mobile-card-meta {
        display: flex;
        gap: 0.5rem;
        flex-wrap: wrap;
        font-size: 0.8rem;
        color: var(--text-secondary);
    }

    .sale-mobile-card-meta span {
        display: inline-flex;
        align-items: center;
        gap: 0.2rem;
        background: var(--primary-light);
        color: var(--primary);
        padding: 0.2rem 0.5rem;
        border-radius: 6px;
        font-weight: 500;
    }

    .sale-mobile-card-actions {
        display: flex;
        gap: 0.5rem;
        margin-top: 0.25rem;
    }

    .sale-mobile-card-actions .btn {
        flex: 1;
        justify-content: center;
        font-size: 0.82rem;
        padding: 0.5rem;
        min-height: 40px;
    }

    /* Product mobile card */
    .product-list-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: 14px;
        padding: 0.85rem 1rem;
        display: flex;
        align-items: center;
        gap: 0.85rem;
    }

    .product-list-card-img {
        width: 52px;
        height: 52px;
        border-radius: 10px;
        overflow: hidden;
        flex-shrink: 0;
        background: var(--primary-light);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .product-list-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .product-list-card-info {
        flex: 1;
        min-width: 0;
    }

    .product-list-card-name {
        font-weight: 700;
        color: var(--text-primary);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .product-list-card-price {
        font-weight: 700;
        color: var(--primary);
        font-size: 1.05rem;
    }

    .product-list-card-actions {
        display: flex;
        flex-direction: column;
        gap: 0.4rem;
        flex-shrink: 0;
    }

    .product-list-card-actions .btn-sm {
        min-height: 34px;
        padding: 0.3rem 0.65rem;
        font-size: 0.8rem;
    }

    /* Cash Register Status — two-column layout becomes single column */
    .cash-register-grid {
        flex-direction: column !important;
        gap: 1rem !important;
    }

    /* Categories — form and table stack vertically */
    .categories-layout {
        flex-direction: column !important;
        gap: 1rem !important;
    }
}

/* ==========================================================================
   BREAKPOINTS: SMALL SCREENS (< 480px)
   ========================================================================== */
@media (max-width: 480px) {
    .main-content {
        padding: 4.5rem 0.75rem calc(75px + env(safe-area-inset-bottom, 15px)) 0.75rem;
    }

    .content-header h1 {
        font-size: 1.3rem;
    }

    .header-actions {
        flex-direction: column;
    }

    .header-actions .btn {
        width: 100%;
    }


    .mobile-brand-name {
        font-size: 1rem;
    }

    .btn {
        padding: 0.65rem 1rem;
        font-size: 0.9rem;
    }

    /* POS: Tighten product grid on very small phones */
    #product-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 0.5rem !important;
    }

    /* POS: Make product card thumbnails smaller */
    #product-grid .product-card > div:first-child {
        height: 60px !important;
    }
}

/* ==========================================================================
   GLOBAL OVERFLOW GUARD — ensures nothing ever causes horizontal scroll
   ========================================================================== */
.dashboard-section,
.glass,
.pos-column,
.pos-main-grid,
.dashboard-main-grid,
.content-header,
.filter-bar {
    max-width: 100%;
    box-sizing: border-box;
}

/* Flex row items that could grow beyond their container */
.cr-row, .cr-label, .cr-value,
.sale-mobile-card-header,
.sale-mobile-card-meta {
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
}