:root {
    /* Premium Financial Palette */
    --sidebar-bg: #0b1121; /* Deeper, richer midnight blue */
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-active: #4f46e5; /* Vibrant Indigo for action */
    --sidebar-text: #94a3b8;
    --sidebar-text-active: #ffffff;
    --sidebar-width: 180px;
    --sidebar-collapsed-width: 50px;
    
    --header-height: 40px;
    --bg-main: #f3f4f6; /* Softer, slightly cooler gray for contrast */
    --card-bg: #ffffff;
    --border-color: #e5e7eb; /* Softer borders */
    --text-main: #0f172a; /* Near black for high contrast readability */
    --text-muted: #64748b;
    
    /* Sleeker Border Radii */
    --radius-xl: 12px;
    --radius-lg: 8px;
    --radius-md: 6px;
    --radius-sm: 4px;
    
    /* Premium Multi-layered Diffuse Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
    --shadow-md: 0 8px 16px -2px rgba(0,0,0,0.06), 0 4px 6px -2px rgba(0,0,0,0.03);
    --shadow-lg: 0 16px 24px -4px rgba(0,0,0,0.08), 0 8px 12px -4px rgba(0,0,0,0.04);

    /* Core Action Colors */
    --primary: #4f46e5;
    --secondary: #f59e0b;
    --success: #10b981;
    --danger: #ef4444;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    overflow-x: hidden;
    /* CRITICAL for financial apps: tabular numbers ensure exact decimal alignment */
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum" 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--sidebar-bg);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    transition: width 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    user-select: none;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 10px 0 12px;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    flex-shrink: 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 800;
    font-size: 13px;
    letter-spacing: -0.3px;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-decoration: none;
}

.sidebar.collapsed .logo-container span {
    display: none;
}

.logo-icon {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #4f46e5, #6366f1);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 13px;
    flex-shrink: 0;
}

.sidebar-collapse-toggle {
    background: transparent;
    border: none;
    color: var(--sidebar-text);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.15s ease;
}

.sidebar-collapse-toggle:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: 0;
}

.sidebar.collapsed .logo-container {
    display: none;
}

.sidebar.collapsed .sidebar-collapse-toggle {
    display: flex !important;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.12);
    color: white;
    border-radius: 6px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin: 0 auto;
}

.sidebar.collapsed .sidebar-collapse-toggle:hover {
    background: var(--primary);
    transform: scale(1.06);
}

.sidebar-nav {
    flex: 1;
    padding: 10px 6px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Category group labels */
.sb-group-title {
    font-size: 9.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #475569;
    padding: 10px 8px 3px 8px;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar.collapsed .sb-group-title {
    display: none;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 5px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 11.5px;
    font-weight: 500;
    transition: background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
    position: relative;
}

.nav-item i {
    font-size: 14px;
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    opacity: 0.85;
}

.nav-item:hover {
    background-color: var(--sidebar-hover);
    color: #ffffff;
}

.nav-item.active {
    background-color: var(--sidebar-active);
    color: #ffffff;
    font-weight: 600;
}

.nav-item.active i {
    opacity: 1;
}

/* Dynamic badges */
.sb-badge {
    font-size: 9.5px;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.12);
    color: #cbd5e1;
    padding: 1px 5px;
    border-radius: 8px;
    margin-left: auto;
    font-variant-numeric: tabular-nums;
}

.nav-item.active .sb-badge {
    background: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

/* Collapsed sidebar mode: 50px */
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-item .sb-badge {
    display: none;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 8px 0;
    margin: 1px 0;
}

/* Tooltip on hover in collapsed mode */
.sidebar.collapsed .nav-item:hover::after {
    content: attr(data-title);
    position: absolute;
    left: 54px;
    top: 50%;
    transform: translateY(-50%);
    background: #0f172a;
    color: #ffffff;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    white-space: nowrap;
    z-index: 1050;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-footer {
    padding: 6px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    flex-shrink: 0;
}

/* --- Sidebar Nav Groups (Accordion Submenu) --- */
.nav-group {
    display: flex;
    flex-direction: column;
}

/* The parent toggle button */
.nav-group-toggle {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    font-family: inherit;
    cursor: pointer;
    /* Inherits nav-item styles for visual consistency */
}

/* The rotating arrow icon */
.nav-group-arrow {
    margin-left: auto;
    font-size: 14px !important;
    width: auto !important;
    transition: transform 0.25s ease;
    opacity: 0.6;
}

.nav-group.open > .nav-group-toggle .nav-group-arrow {
    transform: rotate(90deg);
}

/* When settings group is open, parent button gets a subtle highlight */
.nav-group.open > .nav-group-toggle {
    color: white;
    background-color: rgba(255, 255, 255, 0.08);
}

/* Submenu container — animate height with max-height trick */
.sub-nav {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding-left: 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav-group.open > .sub-nav {
    max-height: 500px; /* large enough for all items */
    padding-top: 4px;
    padding-bottom: 4px;
}

/* Sub-nav items */
.sub-nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 11px;
    font-weight: 500;
    transition: all 0.15s ease;
    white-space: nowrap;
    border-left: 2px solid transparent;
}

.sub-nav-item i {
    font-size: 13px;
    width: 16px;
    text-align: center;
    flex-shrink: 0;
}

.sub-nav-item:hover {
    background-color: var(--sidebar-hover);
    color: white;
    border-left-color: rgba(99, 102, 241, 0.6);
}

.sub-nav-item.active {
    background-color: rgba(79, 70, 229, 0.2);
    color: #c7d2fe;
    border-left-color: var(--sidebar-active);
    font-weight: 600;
}

/* Collapsed sidebar: hide sub-nav and arrow, center icons */
.sidebar.collapsed .nav-group-arrow { display: none; }
.sidebar.collapsed .sub-nav { display: none; }
.sidebar.collapsed .nav-group-toggle span { display: none; }
.sidebar.collapsed .nav-group-toggle {
    justify-content: center;
    padding: 8px 0;
}

/* --- Main Wrapper --- */
.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.sidebar.collapsed ~ .main-wrapper,
.sidebar.collapsed + .main-wrapper,
body.sidebar-collapsed .main-wrapper,
.app-container.sidebar-collapsed .main-wrapper {
    margin-left: var(--sidebar-collapsed-width);
}

/* --- Top Header (Slimline 40px) --- */
.top-header {
    height: var(--header-height);
    background: white;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 16px;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 900;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.collapse-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
}

.collapse-btn:hover {
    background: var(--bg-main);
    color: var(--text-main);
}

.search-container {
    position: relative;
    width: 220px;
}

.search-container i {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 12px;
}

.search-input {
    width: 100%;
    height: 28px;
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 3px 12px 3px 28px;
    font-size: 11.5px;
    outline: none;
    transition: all 0.2s ease;
}

.search-input:focus {
    border-color: var(--sidebar-active);
    background: white;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 16px;
    position: relative;
    padding: 4px 6px;
    border-radius: var(--radius-sm);
    transition: all 0.15s;
}

.icon-btn:hover {
    background: var(--bg-main);
    color: var(--text-main);
}

.notification-dot {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 6px;
    height: 6px;
    background: #ef4444;
    border-radius: 50%;
    border: 1.5px solid white;
}

/* --- Content Area --- */
.content-body {
    padding: 14px 18px;
    max-width: 100%;
    margin: 0;
    width: 100%;
}

/* --- User Dropdown --- */
.user-dropdown {
    position: relative;
}

.user-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
}

.user-trigger:hover {
    background: var(--bg-main);
}

.user-profile {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 11px;
}

.user-info-brief {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.user-name {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--text-main);
}

.user-role {
    font-size: 9.5px;
    color: var(--text-muted);
}

/* --- Existing Card & Grid Updates --- */
.card {
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: 28px; /* Slightly more breathing room */
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px); /* Premium lifting effect */
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.content-body > * {
    animation: fadeIn 0.4s ease-out forwards;
}

/* --- Metrics Grid --- */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.metric-card {
    background: white;
    padding: 24px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.metric-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -1px;
}

/* --- Tables --- */
.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 16px;
}

.table th {
    background: #f8fafc;
    padding: 14px 16px;
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 2px solid var(--border-color); /* Stronger bottom border for headers */
    position: sticky;
    top: 0;
    z-index: 10;
}

.table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    vertical-align: middle;
    transition: background-color 0.2s;
}

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

.table tr:hover td {
    background: #f1f5f9; /* Slightly darker hover for tracking data rows */
}

.text-right { text-align: right; }
.text-center { text-align: center; }

.price-tag {
    font-family: 'Inter Tight', sans-serif;
    font-weight: 700;
    color: var(--text-main);
}

/* --- User Dropdown --- */
.user-dropdown {
    position: relative;
}

.user-trigger {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-md);
    transition: background 0.2s;
}

.user-trigger:hover {
    background: var(--bg-main);
}

.user-profile {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 14px;
}

.user-info-brief {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
}

.user-role {
    font-size: 11px;
    color: var(--text-muted);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: 240px;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 1001;
}

.dropdown-menu.active {
    display: flex;
}

.dropdown-header {
    padding: 16px;
    background: var(--bg-main);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.dropdown-header strong {
    font-size: 14px;
    color: var(--text-main);
}

.dropdown-header span {
    font-size: 11px;
    color: var(--text-muted);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-main);
    text-decoration: none;
    font-size: 14px;
    transition: background 0.2s;
}

.dropdown-item:hover {
    background: var(--bg-main);
}

.dropdown-item i {
    font-size: 16px;
    color: var(--text-muted);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
}

.logout-link {
    color: #ef4444;
    border: none;
    background: none;
    width: 100%;
    cursor: pointer;
    font-family: inherit;
}

.logout-link:hover {
    background: #fef2f2;
}

/* --- Report Navigation --- */
.report-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s;
}

.report-link:hover {
    background: var(--bg-main);
    color: var(--text-main);
}

.report-link.active {
    background: var(--sidebar-bg);
    color: white;
}

.report-link i {
    font-size: 16px;
}

/* --- Filter Controls --- */
.filter-controls {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-label {
    font-size: 11px;
    font-weight: 800;
    color: var(--text-muted);
    text-transform: uppercase;
}

.filter-select {
    padding: 10px 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: #f9fafb;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
    outline: none;
    transition: all 0.2s;
}

.filter-select:focus {
    border-color: var(--sidebar-active);
    background: white;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

/* --- Buttons --- */
.btn-view {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    background: var(--bg-main);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-view:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
}

/* --- Modals --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal {
    background: white;
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: white;
    z-index: 10;
}

.modal-body {
    padding: 24px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
}

/* --- Tabs --- */
.tab-content {
    display: none;
    animation: fadeIn 0.3s ease-out;
}

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

.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.tab-btn:hover {
    color: var(--text-main);
    background: var(--bg-main);
}

.tab-btn.active {
    background: white;
    color: var(--sidebar-active);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.tab-btn i {
    font-size: 16px;
}

/* --- Forms --- */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: #f9fafb; /* Subtle fill for inactive inputs */
    font-size: 14px;
    color: var(--text-main);
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-control:focus {
    border-color: var(--sidebar-active);
    background: white;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
    font-family: inherit;
}

.btn-primary {
    background: var(--sidebar-active);
    color: white;
    box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
    background: #4338ca; /* Darker Indigo on hover */
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
    transform: translateY(-1px);
}

.btn-secondary {
    background: white;
    border-color: var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    background: var(--bg-main);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.btn-outline:hover {
    background: var(--bg-main);
    color: var(--text-main);
    border-color: var(--text-muted);
}

.btn-warning {
    background: var(--secondary);
    color: white;
    box-shadow: 0 2px 4px rgba(245, 158, 11, 0.2);
}

.btn-warning:hover {
    background: #d97706;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.btn-danger {
    background: #ef4444;
    color: white;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-danger:hover {
    background: #dc2626;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.btn-danger-link {
    background: transparent;
    color: #ef4444;
    border: 1px solid #ef4444;
    border-radius: var(--radius-md);
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-danger-link:hover {
    background: #fef2f2;
    color: #dc2626;
}

/* --- Tax Table & Specialized Tables --- */
.tax-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.tax-table th {
    text-align: left;
    padding: 12px;
    font-size: 11px;
    font-weight: 800;
    color: var(--text-muted);
    text-transform: uppercase;
    border-bottom: 2px solid var(--bg-main);
}

.tax-table td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--bg-main);
    font-size: 14px;
}

.tax-table tr:hover {
    background: #fcfcfc;
}

/* --- Messages --- */
.message {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.message.success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

code {
    background: var(--bg-main);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    color: #e11d48;
    font-size: 13px;
}

/* --- Upload Specifics --- */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: #fcfcfc;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.upload-area:hover {
    border-color: var(--primary);
    background: #f8fafc;
    transform: scale(1.01);
}

.upload-area i {
    font-size: 32px;
    color: var(--text-muted);
}

.upload-area.active {
    border-color: var(--primary);
    background: #f0f9ff;
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
}

.pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: white;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
}

.pagination-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: #f0f9ff;
}

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

.pagination-link.disabled {
    opacity: 0.5;
    pointer-events: none;
    background: var(--bg-main);
}

/* --- Bulk Selection Bar --- */
.bulk-actions-bar {
    background: var(--primary);
    color: white;
    padding: 16px 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    display: none; /* Controlled by JS */
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-lg);
    animation: slideInDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: sticky;
    top: calc(var(--header-height) + 10px);
    z-index: 100;
}

@keyframes slideInDown {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.selection-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 12px;
}

/* --- Report & Card Methodology Documentation Styles --- */
.methodology-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-left: 4px solid var(--sidebar-active);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
    transition: all 0.2s ease;
}

.methodology-card:hover {
    box-shadow: var(--shadow-md);
}

.methodology-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 18px;
    cursor: pointer;
    user-select: none;
    background: #f8fafc;
    transition: background 0.2s;
}

.methodology-header:hover {
    background: #f1f5f9;
}

.methodology-header-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--text-main);
}

.methodology-badge {
    font-size: 11px;
    font-weight: 600;
    background: #e0e7ff;
    color: #3730a3;
    padding: 2px 8px;
    border-radius: 9999px;
}

.methodology-action {
    display: flex;
    align-items: center;
    gap: 8px;
}

.methodology-toggle-text {
    font-size: 11.5px;
    font-weight: 700;
    color: #0284c7;
    background: #e0f2fe;
    padding: 3px 10px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.methodology-header:hover .methodology-toggle-text {
    background: #bae6fd;
    color: #0369a1;
}

.methodology-toggle-icon {
    font-size: 11px;
    color: #0284c7;
    transition: transform 0.2s ease;
    display: inline-block;
}

.methodology-toggle-icon.expanded {
    transform: rotate(90deg);
}

.methodology-body {
    padding: 18px 20px;
    background: #ffffff;
    border-top: 1px solid #f1f5f9;
}

.methodology-body.collapsed {
    display: none;
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.methodology-col {
    background: #fbfcfe;
    border: 1px solid #edf2f7;
    border-radius: var(--radius-md);
    padding: 14px 16px;
}

.methodology-col-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 8px;
}

.methodology-col-label.usage { color: #2563eb; }
.methodology-col-label.validity { color: #059669; }
.methodology-col-label.calc { color: #7c3aed; }

.methodology-col p {
    font-size: 12.5px;
    color: #334155;
    line-height: 1.6;
    margin-bottom: 6px;
}

.methodology-col p:last-child {
    margin-bottom: 0;
}

.methodology-formula {
    display: inline-block;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 11.5px;
    font-weight: 600;
    background: #eef2ff;
    color: #3730a3;
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid #c7d2fe;
    margin-top: 4px;
}

/* KPI formula badges: hidden by default to eliminate visual clutter */
.kpi-formula-sub {
    display: none;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
    line-height: 1.3;
    align-items: center;
    gap: 4px;
    padding: 3px 6px;
    background: #f8fafc;
    border: 1px dashed var(--border-color);
    border-radius: 4px;
}

.show-formulas .kpi-formula-sub {
    display: flex;
}

.kpi-formula-sub code {
    font-family: monospace;
    background: rgba(0,0,0,0.04);
    padding: 1px 4px;
    border-radius: 3px;
    font-size: 10px;
}

/* ==========================================================================
   HIGH-DENSITY RATIONALIZED FINANCIAL DESIGN SYSTEM
   Consistent typography (Inter + tabular-nums), 28px rows, 38px command bar,
   and responsive master-detail split drawer
   ========================================================================== */

/* --- 38px Unified Command Bar --- */
.command-bar {
    height: 38px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
    box-shadow: var(--shadow-sm);
    flex-wrap: nowrap;
    overflow-x: auto;
}

.cmd-left, .cmd-right {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.cmd-group {
    display: flex;
    align-items: center;
    gap: 4px;
}

.cmd-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.cmd-select {
    height: 26px;
    font-size: 11.5px;
    font-weight: 600;
    font-family: inherit;
    color: var(--text-main);
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px 6px;
    outline: none;
    transition: all 0.15s ease;
}

.cmd-select:focus {
    border-color: var(--sidebar-active);
    background: #ffffff;
}

.cmd-input {
    height: 26px;
    font-size: 11.5px;
    font-family: inherit;
    color: var(--text-main);
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px 8px;
    outline: none;
    transition: all 0.15s ease;
}

.cmd-input:focus {
    border-color: var(--sidebar-active);
    background: #ffffff;
}

.cmd-btn {
    height: 26px;
    padding: 0 8px;
    font-size: 11px;
    font-weight: 600;
    font-family: inherit;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border: 1px solid var(--border-color);
    background: #f8fafc;
    color: var(--text-main);
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.15s ease;
}

.cmd-btn:hover {
    background: #f1f5f9;
    border-color: #cbd5e1;
}

.cmd-btn-primary {
    background: var(--sidebar-bg);
    color: #ffffff;
    border-color: var(--sidebar-bg);
}

.cmd-btn-primary:hover {
    background: #1e293b;
    color: #ffffff;
}

/* Compact Ribbon Tabs */
.cmd-tab-pills {
    display: flex;
    align-items: center;
    gap: 2px;
    background: #f1f5f9;
    padding: 2px;
    border-radius: 5px;
}

.cmd-tab-btn {
    height: 24px;
    padding: 0 8px;
    font-size: 11px;
    font-weight: 600;
    font-family: inherit;
    border: none;
    background: transparent;
    color: #475569;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
    transition: all 0.15s ease;
}

.cmd-tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.6);
}

.cmd-tab-btn.active {
    background: #ffffff;
    color: var(--text-main);
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

/* --- High-Density Rational Table --- */
.table-dense-container {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

table.rational-table {
    width: 100%;
    border-collapse: collapse;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 11.5px;
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum" 1;
    color: var(--text-main);
    line-height: 1.25;
}

table.rational-table thead th {
    position: sticky;
    top: 0;
    background: #f8fafc;
    color: #475569;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 6px 8px;
    border-bottom: 1px solid #e2e8f0;
    white-space: nowrap;
    z-index: 5;
    text-align: left;
}

table.rational-table thead th.text-right {
    text-align: right;
}

table.rational-table thead th.text-center {
    text-align: center;
}

table.rational-table tbody tr {
    height: 28px;
    border-bottom: 1px solid #f1f5f9;
    cursor: pointer;
    transition: background 0.1s ease;
}

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

table.rational-table tbody tr.row-selected {
    background: #eff6ff !important;
    border-left: 3px solid #4f46e5;
}

table.rational-table tbody td {
    padding: 4px 8px;
    white-space: nowrap;
    vertical-align: middle;
}

table.rational-table tbody td.text-right {
    text-align: right;
}

table.rational-table tbody td.text-center {
    text-align: center;
}

/* Micro badges for dense table */
.dense-badge {
    font-size: 9.5px;
    font-weight: 700;
    padding: 1.5px 5px;
    border-radius: 3px;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    line-height: 1.2;
    text-transform: uppercase;
}

.dense-badge-hw { background: #eff6ff; color: #1d4ed8; }
.dense-badge-ma { background: #f0fdf4; color: #15803d; }
.dense-badge-sn { background: #e0e7ff; color: #3730a3; }
.dense-badge-vat { background: #f1f5f9; color: #475569; }
.dense-badge-plusvat { background: #f3e8ff; color: #6b21a8; border: 1px solid #d8b4fe; font-weight: 700; }
.dense-badge-inclusive { background: #f1f5f9; color: #475569; border: 1px solid #cbd5e1; }
.dense-badge-settled { background: #ecfdf5; color: #10b981; }
.dense-badge-unpaid { background: #fffbeb; color: #b45309; }
.dense-badge-credit { background: #fee2e2; color: #b91c1c; }

/* Numeric amount styling */
.dense-num {
    font-family: 'Inter', system-ui, sans-serif;
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum" 1;
    font-weight: 600;
}

.dense-num-bold {
    font-weight: 700;
    color: var(--text-main);
}

.dense-doc-num {
    font-family: 'Inter', system-ui, sans-serif;
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.2px;
}

/* --- Master-Detail Split Layout --- */
.split-layout {
    display: flex;
    gap: 10px;
    height: calc(100vh - 110px);
    min-height: 460px;
    position: relative;
    overflow: hidden;
}

.split-grid {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.split-table-wrapper {
    flex: 1;
    overflow: auto;
}

.split-pagination {
    height: 36px;
    background: #f8fafc;
    border-top: 1px solid var(--border-color);
    padding: 0 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-muted);
    flex-shrink: 0;
}

/* Side Audit Drawer */
.split-drawer {
    width: 440px;
    max-width: 45vw;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: width 0.2s ease, opacity 0.2s ease;
    flex-shrink: 0;
}

.split-drawer.drawer-collapsed {
    display: none;
}

.split-drawer.drawer-fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    max-width: 100vw;
    height: 100vh;
    z-index: 3000;
    border-radius: 0;
    border: none;
}

.drawer-header {
    height: 38px;
    background: #0b1121;
    color: #ffffff;
    padding: 0 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.drawer-title-area {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.drawer-title {
    font-size: 12px;
    font-weight: 700;
    color: #ffffff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.drawer-controls {
    display: flex;
    align-items: center;
    gap: 5px;
}

.drawer-ctrl-btn {
    background: rgba(255, 255, 255, 0.12);
    border: none;
    color: #ffffff;
    height: 24px;
    padding: 0 6px;
    border-radius: 3px;
    font-size: 11px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    transition: background 0.15s ease;
}

.drawer-ctrl-btn:hover {
    background: rgba(255, 255, 255, 0.22);
}

.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    background: #f8fafc;
}

/* Compact Metrics Ribbon */
.metrics-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 8px;
    margin-bottom: 10px;
}

.metric-pill {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.metric-pill-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

.metric-pill-val {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-main);
    margin-top: 2px;
    font-variant-numeric: tabular-nums;
}

.metric-pill-sub {
    font-size: 10.5px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ==========================================================================
   PRODUCT MAPPING & RENTAL MANAGEMENT CENTER STYLES
   ========================================================================== */

.badge {
    font-size: 9.5px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    text-transform: uppercase;
    line-height: 1.2;
    white-space: nowrap;
}

.badge-rental { background: #f3e8ff; color: #6b21a8; border: 1px solid #d8b4fe; }
.badge-sale { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.badge-amc { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.badge-license { background: #ecfeff; color: #155e75; border: 1px solid #a5f3fc; }
.badge-service { background: #fff7ed; color: #9a3412; border: 1px solid #fed7aa; }

.badge-active { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.badge-overdue { background: #fee2e2; color: #b91c1c; border: 1px solid #fca5a5; font-weight: 800; }
.badge-suspended { background: #f1f5f9; color: #64748b; border: 1px solid #cbd5e1; }
.badge-due-soon { background: #fffbeb; color: #b45309; border: 1px solid #fde68a; }

.badge-sku {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 11px;
    background: #f8fafc;
    color: #1e293b;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid #cbd5e1;
    font-weight: 600;
}

.serial-tag {
    font-family: ui-monospace, SFMono-Regular, monospace;
    background: #e0e7ff;
    color: #3730a3;
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 600;
    display: inline-block;
    margin: 1px 2px;
}

.raw-pill {
    font-family: ui-monospace, SFMono-Regular, monospace;
    background: #f1f5f9;
    color: #334155;
    padding: 2px 5px;
    border-radius: 3px;
    font-size: 10.5px;
    display: inline-block;
    max-width: 360px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
}

.pm-nav-tabs {
    display: flex;
    align-items: center;
    gap: 4px;
    background: #f1f5f9;
    padding: 3px;
    border-radius: 6px;
}

.pm-nav-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 11.5px;
    font-weight: 600;
    color: #64748b;
    text-decoration: none;
    border: none;
    background: transparent;
    cursor: pointer;
    transition: all 0.15s ease;
}

.pm-nav-tab:hover {
    color: #1e293b;
    background: rgba(255, 255, 255, 0.6);
}

.pm-nav-tab.active {
    background: #ffffff;
    color: #1e293b;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.pm-count-badge {
    font-size: 10px;
    padding: 1px 5px;
    border-radius: 10px;
    background: #e2e8f0;
    color: #475569;
    font-weight: 700;
}

.pm-nav-tab.active .pm-count-badge {
    background: #1e293b;
    color: #ffffff;
}

/* Modal Overlay & Card */
.pm-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(2px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.pm-modal-overlay.show {
    display: flex;
}

.pm-modal-box {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    width: 100%;
    max-width: 580px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid #e2e8f0;
}

.pm-modal-header {
    padding: 12px 16px;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f8fafc;
}

.pm-modal-title {
    font-size: 13px;
    font-weight: 700;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 6px;
}

.pm-modal-close {
    background: none;
    border: none;
    color: #64748b;
    cursor: pointer;
    font-size: 16px;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.pm-modal-close:hover {
    background: #e2e8f0;
    color: #0f172a;
}

.pm-modal-body {
    padding: 16px;
}

.pm-modal-footer {
    padding: 12px 16px;
    border-top: 1px solid #e2e8f0;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}