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

:root {
    --bg-gradient: linear-gradient(135deg, #f0fdf4 0%, #f8fafc 50%, #f1f5f9 100%);
    --panel-bg: rgba(255, 255, 255, 0.85);
    --card-bg: rgba(255, 255, 255, 0.9);
    --card-border: rgba(0, 0, 0, 0.05);
    --card-hover-border: rgba(16, 185, 129, 0.4);
    
    --primary: #10b981;
    --primary-glow: rgba(16, 185, 129, 0.12);
    --primary-hover: #059669;
    
    --secondary: #6366f1;
    --secondary-glow: rgba(99, 102, 241, 0.12);
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #0ea5e9;
    
    --text-main: #334155;
    --text-muted: #64748b;
    --text-dark: #0f172a;
    
    --sidebar-width: 260px;
    --transition-speed: 0.3s;
    --glass-blur: blur(20px);
    --border-radius: 16px;
    --shadow-main: 0 10px 25px -5px rgba(0, 0, 0, 0.04), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
}

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

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: rgba(16, 185, 129, 0.2);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(16, 185, 129, 0.4);
}

/* Auth Layout */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.auth-background-decor {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, rgba(0,0,0,0) 70%);
    top: -200px;
    right: -200px;
    z-index: 0;
    pointer-events: none;
    animation: float-slow 15s infinite alternate;
}

.auth-background-decor-2 {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--secondary-glow) 0%, rgba(0,0,0,0) 70%);
    bottom: -150px;
    left: -150px;
    z-index: 0;
    pointer-events: none;
    animation: float-slow 18s infinite alternate-reverse;
}

.auth-card {
    background: var(--panel-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    padding: 40px;
    border-radius: 24px;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-main);
    z-index: 1;
    animation: scale-up 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.auth-logo {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--primary), var(--info));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-right: 1px solid var(--card-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    transition: transform var(--transition-speed);
}

.sidebar-brand {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--card-border);
}

.sidebar-brand i {
    font-size: 1.8rem;
    color: var(--primary);
}

.sidebar-brand span {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.5px;
    background: linear-gradient(to right, var(--text-dark), var(--text-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.sidebar-menu li a {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: all var(--transition-speed);
    cursor: pointer;
}

.sidebar-menu li a:hover {
    color: var(--primary);
    background: rgba(16, 185, 129, 0.04);
    transform: translateX(4px);
}

.sidebar-menu li.active a {
    color: var(--primary-hover);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.03) 100%);
    border: 1px solid rgba(16, 185, 129, 0.18);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.05);
}

.sidebar-menu li.active a i {
    color: var(--primary);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--card-border);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.user-profile-summary {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #fff;
    font-size: 1.1rem;
    box-shadow: 0 4px 10px rgba(16, 185, 129, 0.15);
}

.user-info-text {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.user-name-label {
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.user-role-badge {
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    padding: 30px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 30px;
    transition: margin-left var(--transition-speed);
}

/* Top Header Bar */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--panel-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 16px 24px;
    border-radius: var(--border-radius);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-main);
}

.header-title-container h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

.header-title-container p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Common Form Fields */
.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-main);
}

.form-control {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    padding: 12px 16px;
    border-radius: 12px;
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all var(--transition-speed);
    width: 100%;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: #ffffff;
}

.form-control:disabled {
    background: #f1f5f9 !important;
    color: var(--text-muted) !important;
    border-color: #e2e8f0 !important;
    cursor: not-allowed;
    opacity: 0.85;
}

.form-control::placeholder {
    color: #94a3b8;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed);
    border: 1px solid transparent;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
    background: #f1f5f9;
    border: 1px solid #cbd5e1;
    color: var(--text-main);
}

.btn-secondary:hover {
    background: #e2e8f0;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    box-shadow: 0 4px 15px rgba(248, 113, 113, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(248, 113, 113, 0.4);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: 8px;
}

.btn-link {
    background: none;
    color: var(--primary);
    border: none;
    padding: 0;
    font-size: 0.9rem;
    cursor: pointer;
    font-weight: 500;
}

.btn-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Stats Dashboard cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-main);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--card-hover-border);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.05);
}

.stat-info h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.stat-info p {
    font-size: 1.8rem;
    font-weight: 700;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.primary {
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary);
}

.stat-icon.secondary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--secondary);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.stat-icon.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    width: 100%;
}

@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

.card {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow-main);
    min-width: 0;
    overflow: hidden;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title i {
    color: var(--primary);
}

/* Custom Table Layout */
.table-container {
    width: 100%;
    overflow-x: auto;
    overflow-y: auto;   /* Add vertical scrollbar */
    max-height: 65vh;   /* Limit height so horizontal scrollbar remains sticky/visible in viewport */
}

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

.table-wide {
    min-width: 1100px;
}

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

.custom-table th {
    padding: 10px 12px;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--card-border);
    vertical-align: middle;
    white-space: nowrap;
}

.custom-table td {
    padding: 10px 12px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    font-size: 0.95rem;
    vertical-align: middle;
    white-space: nowrap;
}

.card-title {
    word-break: break-word;
    white-space: normal;
}

/* Alignment Utilities */
.text-center {
    text-align: center !important;
}

.text-right {
    text-align: right !important;
}

.text-left {
    text-align: left !important;
}

.product-actions {
    display: flex !important;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: nowrap !important;
    white-space: nowrap !important;
}

.custom-table tr:last-child td {
    border-bottom: none;
}

.custom-table tbody tr {
    transition: background var(--transition-speed);
}

.custom-table tbody tr:hover {
    background: #f8fafc;
}

/* Bulk items styled box */
.tx-bulk-box {
    max-width: 280px;
    white-space: normal;
    word-break: break-word;
    background: rgba(16, 185, 129, 0.06);
    color: var(--primary-hover);
    border: 1px solid rgba(16, 185, 129, 0.15);
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.4;
    display: inline-block;
}

.tx-bulk-box.bg-secondary-glow {
    background: rgba(99, 102, 241, 0.06);
    color: var(--secondary);
    border-color: rgba(99, 102, 241, 0.15);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: #d1fae5;
    color: #065f46;
}

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

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

.badge-info {
    background: #e0f2fe;
    color: #075985;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-speed);
}

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

.modal {
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 24px;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transform: scale(0.9);
    transition: transform var(--transition-speed);
    overflow: hidden;
}

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

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
    transition: color var(--transition-speed);
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-body {
    padding: 24px;
    max-height: 70vh;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--card-border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Products Card Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.product-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-speed);
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--card-hover-border);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.05);
}

.product-image {
    height: 160px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(99, 102, 241, 0.08) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary);
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.product-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.product-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.product-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-dark);
}

.product-stock {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    margin-top: 5px;
}

.product-stock-value {
    font-weight: 700;
    color: var(--primary);
}

.product-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 9999;
}

.toast {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.05);
    backdrop-filter: var(--glass-blur);
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 280px;
    max-width: 400px;
    animation: slide-in-right 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    transition: all 0.3s;
    color: var(--text-main);
}

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

.toast i { font-size: 1.25rem; }
.toast.success i { color: var(--success); }
.toast.error i { color: var(--danger); }
.toast.info i { color: var(--info); }

.toast-message { font-size: 0.9rem; font-weight: 500; }

/* Invoice Layout (Modal View) */
.invoice-bill {
    background: #fff;
    color: #111827;
    border-radius: 12px;
    padding: 30px;
    font-family: 'Outfit', sans-serif;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}

.invoice-bill-header {
    display: flex;
    justify-content: space-between;
    border-bottom: 2px solid #e5e7eb;
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.invoice-logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: #059669;
}

.invoice-meta {
    text-align: right;
}

.invoice-meta h4 {
    font-size: 1.25rem;
    color: #1f2937;
}

.invoice-addresses {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.invoice-address-col h5 {
    font-size: 0.85rem;
    text-transform: uppercase;
    color: #6b7280;
    margin-bottom: 5px;
}

.invoice-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

.invoice-table th {
    background: #f3f4f6;
    padding: 10px 14px;
    font-size: 0.85rem;
    text-transform: uppercase;
    color: #4b5563;
    text-align: left;
}

.invoice-table td {
    padding: 12px 14px;
    border-bottom: 1px solid #e5e7eb;
    font-size: 0.95rem;
}

.invoice-summary {
    display: flex;
    justify-content: flex-end;
}

.invoice-summary-box {
    width: 250px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.invoice-summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: #4b5563;
}

.invoice-summary-row.total {
    font-weight: 700;
    font-size: 1.1rem;
    color: #111827;
    border-top: 1px solid #e5e7eb;
    padding-top: 10px;
}

/* Utility classes */
.hidden { display: none !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }
.text-center { text-align: center; }
.mt-3 { margin-top: 15px; }

/* Animations */
@keyframes float-slow {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(-30px) scale(1.05); }
}

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

@keyframes slide-in-right {
    0% { transform: translateX(100%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

/* Custom Search Filter Controls */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.search-box {
    position: relative;
    flex-grow: 1;
    max-width: 400px;
}

.search-box input {
    padding-left: 40px;
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* Wide Responsive Tables */
.custom-table.table-wide {
    min-width: 1100px;
}

/* Sidebar Toggle Buttons for Mobile */
.sidebar-toggle-btn {
    display: none;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--card-border);
    color: var(--text-main);
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all var(--transition-speed);
}

.sidebar-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.sidebar-close-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition-speed);
}

.sidebar-close-btn:hover {
    color: var(--text-main);
}

/* RESPONSIVE MEDIA QUERIES */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: 5px 0 25px rgba(0, 0, 0, 0.4);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .sidebar-toggle-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    
    .sidebar-close-btn {
        display: block;
    }
    
    .sidebar-brand {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }

    .app-container {
        width: 100%;
        min-width: 0;
        overflow-x: hidden;
    }

    .main-content {
        margin-left: 0;
        padding: 20px;
        gap: 20px;
        width: 100%;
        min-width: 0;
        overflow-x: hidden;
    }

    .card {
        width: 100%;
        min-width: 0;
    }
    
    .top-header {
        padding: 12px 16px;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: 12px;
        gap: 15px;
    }
    
    .top-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    
    .header-actions {
        justify-content: flex-start;
        flex-wrap: wrap;
        width: 100%;
        gap: 8px;
    }
    
    .header-actions .btn {
        flex: 1 1 auto;
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .auth-card {
        padding: 25px 20px;
    }
    
    .modal {
        width: 95%;
        margin: 10px;
    }
    
    .modal-body {
        padding: 16px;
    }
    
    .modal-footer {
        padding: 12px 16px;
    }
}

/* ── AUTH LANGUAGE TOGGLE ─────────────────────────────────────────────────── */
.auth-lang-toggle {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
}

.auth-lang-toggle button {
    display: flex;
    align-items: center;
    gap: 7px;
    background: rgba(5, 77, 19, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #084116;
    border-radius: 10px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    transition: background 0.2s, border-color 0.2s;
    
}

.auth-lang-toggle button:hover {
    background: rgba(0, 0, 0, 0.18);
    border-color: rgba(255, 255, 255, 0.35);
}

.auth-lang-toggle button i {
    font-size: 1.05rem;
    color: var(--primary);
    
}

.auth-lang-sep {
    opacity: 0.5;
    font-size: 0.75rem;
    margin: 0 1px;
}

/* ── BADGE VARIANTS ───────────────────────────────────────────────────────── */
.badge-warning {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ── PENDING PAYMENTS VIEW ────────────────────────────────────────────────── */
.table-wide {
    min-width: 900px;
}

/* ── PAYMENT & EDIT MODALS ────────────────────────────────────────────────── */
#payment-modal .modal {
    max-width: 480px;
}

.modal.modal-wide {
    max-width: 760px !important;
}

/* Premium receipt styled live preview inputs */
.calc-preview-input {
    background: #f8fafc !important;
    border: 1px solid #cbd5e1 !important;
    color: var(--text-main) !important;
    font-weight: 600 !important;
    text-align: right;
    font-size: 1.05rem !important;
    opacity: 1 !important;
    cursor: default !important;
}

.calc-preview-input#calc-final-amt,
.calc-preview-input#edit-calc-final {
    background: rgba(16, 185, 129, 0.06) !important;
    border: 1.5px solid rgba(16, 185, 129, 0.3) !important;
    color: var(--primary) !important;
}

.calc-preview-input#calc-advance-adj {
    background: rgba(245, 158, 11, 0.06) !important;
    border: 1.5px solid rgba(245, 158, 11, 0.3) !important;
    color: var(--warning) !important;
}

.calc-preview-input#calc-balance-due,
.calc-preview-input#edit-calc-balance,
.calc-preview-input#payment-balance-display {
    background: rgba(239, 68, 68, 0.06) !important;
    border: 1.5px solid rgba(239, 68, 68, 0.3) !important;
    color: var(--danger) !important;
}

.calc-preview-panel {
    background: #f8fafc;
    border: 1px dashed #cbd5e1;
    padding: 20px;
    border-radius: 16px;
    margin-top: 20px;
}

/* Form refinement for neat UI in modals */
.modal-body .form-row {
    margin-bottom: 8px;
}

.modal-body .form-group {
    margin-bottom: 16px;
}