:root {
    --primary: #059669;
    --primary-dark: #047857;
    --primary-light: #10b981;
    --primary-50: #ecfdf5;
    --sidebar-width: 224px;
}

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

body {
    background-color: #f8f9fc;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#wrapper {
    display: flex;
    min-height: 100vh;
}

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1030;
    overflow-y: auto;
    transition: width 0.3s ease;
}

.sidebar .sidebar-inner {
    padding-bottom: 3rem;
}

.sidebar .sidebar-brand {
    height: 4.375rem;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    padding: 1.5rem 1rem;
    text-align: center;
    white-space: nowrap;
}

.sidebar .sidebar-brand .sidebar-brand-icon i {
    font-size: 1.75rem;
}

.sidebar .sidebar-brand-text {
    font-size: 0.9rem;
    display: inline;
    transition: opacity 0.2s;
}

.sidebar hr.sidebar-divider {
    margin: 0 1rem 1rem;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.sidebar .sidebar-heading {
    text-align: left;
    padding: 0 1rem;
    font-weight: 700;
    font-size: 0.65rem;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.05rem;
    white-space: nowrap;
}

.sidebar .nav-item {
    position: relative;
}

.sidebar .nav-item .nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: rgba(255,255,255,0.7);
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.2s;
    border-left: 3px solid transparent;
    white-space: nowrap;
}

.sidebar .nav-item .nav-link i {
    width: 1.25rem;
    font-size: 0.9rem;
    margin-right: 0.75rem;
    text-align: center;
}

.sidebar .nav-item .nav-link span {
    transition: opacity 0.2s;
}

/* Dropdown caret for accordion toggles */
.sidebar .nav-link[data-bs-toggle="collapse"]::after {
    content: '\f107';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-left: auto;
    transition: transform 0.2s;
}
.sidebar .nav-link[data-bs-toggle="collapse"].collapsed::after {
    transform: rotate(-90deg);
}

.sidebar .nav-item .nav-link:hover,
.sidebar .nav-item.active .nav-link {
    color: #fff;
    background: rgba(255,255,255,0.1);
    border-left-color: #fff;
}

.sidebar .nav-item.active .nav-link {
    font-weight: 600;
}

/* Sidebar collapse submenu (SB Admin 2 style) */
.sidebar .collapse .collapse-inner {
    background: #fff;
    border-radius: 0.35rem;
    margin: 0 0.5rem 0.5rem;
    padding: 0.5rem 0;
}
.sidebar .collapse-header {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #b7b9cc;
    padding: 0.25rem 1rem;
    margin-bottom: 0.25rem;
}
.sidebar .collapse-item {
    display: block;
    padding: 0.35rem 1rem;
    font-size: 0.85rem;
    color: #3a3b45;
    text-decoration: none;
    transition: all 0.15s;
}
.sidebar .collapse-item:hover {
    background: #eaecf4;
    color: var(--primary);
}
.sidebar .collapse-item.active {
    font-weight: 600;
    color: var(--primary);
    background: #f0fdf4;
}

/* Hide submenus when sidebar is collapsed to icon-only */
.sidebar-toggled .sidebar .collapse {
    display: none !important;
}

/* Toggle button at sidebar bottom */
.sidebar .sidebar-card {
    padding: 1rem;
    text-align: center;
}
#sidebarToggle {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255,255,255,0.2);
    cursor: pointer;
    border: none;
    border-radius: 50%;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}
#sidebarToggle::after {
    content: '\f104';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: #fff;
}

/* ---- Sidebar Toggled (icon-only collapse) ---- */
.sidebar-toggled .sidebar {
    width: 80px;
}

.sidebar-toggled .sidebar .sidebar-brand-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar-toggled .sidebar .sidebar-heading {
    opacity: 0;
    height: 0;
    padding: 0 1rem;
    overflow: hidden;
}

.sidebar-toggled .sidebar .nav-link {
    justify-content: center;
    padding: 0.75rem 0;
}

.sidebar-toggled .sidebar .nav-link i {
    margin-right: 0;
    font-size: 1.1rem;
}

.sidebar-toggled .sidebar .nav-link span {
    opacity: 0;
    width: 0;
    overflow: hidden;
}
.sidebar-toggled .sidebar .nav-link[data-bs-toggle="collapse"]::after {
    display: none;
}

.sidebar-toggled .sidebar hr.sidebar-divider {
    margin: 0 0.5rem 1rem;
}

.sidebar-toggled #sidebarToggle {
    transform: rotate(180deg);
}

/* ---- Content Wrapper ---- */
#content-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s ease;
}

.sidebar-toggled #wrapper #content-wrapper {
    margin-left: 80px;
}

#content {
    flex: 1;
}

/* Topbar */
.topbar {
    height: 4.375rem;
}

.topbar .dropdown-toggle::after {
    display: none;
}

/* Cards */
.card {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
}

.card-header {
    background-color: #f8f9fc;
    border-bottom: 1px solid #e3e6f0;
    font-weight: 600;
}

.border-start-primary {
    border-left: 0.25rem solid var(--primary) !important;
}

.border-start-success {
    border-left: 0.25rem solid #1cc88a !important;
}

.border-start-info {
    border-left: 0.25rem solid #36b9cc !important;
}

.border-start-warning {
    border-left: 0.25rem solid #f6c23e !important;
}

.border-start-danger {
    border-left: 0.25rem solid #e74a3b !important;
}

/* Text colors */
.text-gray-300 { color: #dddfeb !important; }
.text-gray-400 { color: #d1d3e2 !important; }
.text-gray-600 { color: #858796 !important; }
.text-gray-800 { color: #5a5c69 !important; }

/* Dashboard cards */
.dashboard-card {
    transition: transform 0.2s;
}

.dashboard-card:hover {
    transform: translateY(-2px);
}

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

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

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

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* Login page */
.login-page {
    min-height: 100vh;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.login-card {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 1rem 3rem rgba(0,0,0,0.2);
}

.login-card .card-header {
    background: transparent;
    border-bottom: none;
    text-align: center;
    padding-top: 2rem;
}

.login-card .login-icon {
    font-size: 3rem;
    color: var(--primary);
}

/* POS */
.pos-container {
    display: flex;
    gap: 1rem;
    min-height: calc(100vh - 160px);
}

.pos-left {
    flex: 1;
}

.pos-right {
    width: 420px;
    min-width: 420px;
}

.pos-cart {
    position: sticky;
    top: 1rem;
}

.pos-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.5rem;
}

.pos-product-btn {
    padding: 0.75rem 0.5rem;
    text-align: center;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid #e5e7eb;
    background: #fff;
}

.pos-product-btn:hover {
    border-color: var(--primary);
    background: var(--primary-50);
}

.pos-product-btn .price {
    font-weight: 700;
    color: var(--primary);
}

/* Tables */
.table-responsive {
    border-radius: 0.5rem;
}

.dataTables_wrapper .dataTables_filter input {
    border: 1px solid #d1d3e2;
    border-radius: 0.35rem;
    padding: 0.25rem 0.5rem;
}

/* Invoice print */
@media print {
    .sidebar, .topbar, .btn, .no-print, footer {
        display: none !important;
    }
    #content-wrapper {
        margin-left: 0 !important;
    }
    .card {
        box-shadow: none !important;
        border: 1px solid #dee2e6 !important;
    }
}

/* Responsive — mobile: sidebar slides off-screen entirely */
@media (max-width: 768px) {
    .sidebar {
        width: var(--sidebar-width) !important;
        left: calc(-1 * var(--sidebar-width));
        transition: left 0.3s ease;
    }
    .sidebar-toggled .sidebar {
        width: var(--sidebar-width) !important;
        left: 0 !important;
    }
    #content-wrapper {
        margin-left: 0 !important;
    }
    .pos-container {
        flex-direction: column;
    }
    .pos-right {
        width: 100%;
        min-width: auto;
    }
}

/* Badge */
.badge.bg-primary {
    background-color: var(--primary) !important;
}

.badge.bg-success {
    background-color: #1cc88a !important;
}

/* Footer */
footer.sticky-footer {
    padding: 1rem 0;
    flex-shrink: 0;
}

/* SweetAlert adjustments */
.swal2-confirm.swal2-styled {
    background-color: var(--primary) !important;
}

/* Dropdown animation */
.animated--grow-in {
    animation-name: growIn;
    animation-duration: 0.2s;
}

@keyframes growIn {
    0% { transform: scale(0.9); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}