/* ============================================================
   InvenBill Pro - Main Stylesheet
   Premium ERP Design System
   ============================================================ */

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

/* ============================================================
   CSS VARIABLES / DESIGN TOKENS
   ============================================================ */
:root {
    /* Primary Palette */
    --primary: #4e73df;
    --primary-light: #6b8cff;
    --primary-dark: #2e59d9;
    --primary-rgb: 78, 115, 223;

    /* Accent Colors */
    --success: #1cc88a;
    --success-dark: #17a673;
    --danger: #e74a3b;
    --danger-dark: #c0392b;
    --warning: #f6c23e;
    --warning-dark: #dda20a;
    --info: #36b9cc;
    --info-dark: #258391;

    /* Neutral Palette */
    --gray-100: #f8f9fc;
    --gray-200: #eaecf4;
    --gray-300: #dddfeb;
    --gray-400: #d1d3e2;
    --gray-500: #b7b9cc;
    --gray-600: #858796;
    --gray-700: #5a5c69;
    --gray-800: #3a3b45;
    --gray-900: #1a1c23;

    /* Light Theme (default) */
    --bg-body: #f0f2f8;
    --bg-sidebar: linear-gradient(180deg, #1a1c2e 0%, #2d2f45 100%);
    --bg-card: #ffffff;
    --bg-card-hover: #f8f9fc;
    --bg-input: #ffffff;
    --bg-navbar: #ffffff;
    --bg-dropdown: #ffffff;
    --bg-modal: #ffffff;
    --bg-table-header: #f8f9fc;
    --bg-table-stripe: #fafbfe;

    --text-primary: #1a1c23;
    --text-secondary: #5a5c69;
    --text-muted: #858796;
    --text-light: #b7b9cc;
    --text-on-primary: #ffffff;

    --border-color: #e3e6f0;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-card: 0 2px 15px rgba(78, 115, 223, 0.05);

    /* Sidebar */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --sidebar-text: #a8b2c1;
    --sidebar-text-hover: #ffffff;
    --sidebar-icon: #6b7b93;
    --sidebar-active-bg: rgba(78, 115, 223, 0.15);
    --sidebar-active-text: #4e73df;
    --sidebar-divider: rgba(255, 255, 255, 0.08);

    /* Navbar */
    --navbar-height: 64px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* ============================================================
   DARK THEME
   ============================================================ */
[data-theme="dark"] {
    --bg-body: #0f1117;
    --bg-sidebar: linear-gradient(180deg, #151722 0%, #1d1f2f 100%);
    --bg-card: #1a1d2e;
    --bg-card-hover: #222640;
    --bg-input: #1e2235;
    --bg-navbar: #1a1d2e;
    --bg-dropdown: #222640;
    --bg-modal: #1a1d2e;
    --bg-table-header: #1e2235;
    --bg-table-stripe: #171a28;

    --text-primary: #e4e6f0;
    --text-secondary: #a8adc0;
    --text-muted: #6b7280;
    --text-light: #4b5563;

    --border-color: #2d3148;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.6);
    --shadow-card: 0 2px 15px rgba(0, 0, 0, 0.3);

    /* Aliases (used by inline styles in some views) */
    --card-bg: #1a1d2e;
    --table-header-bg: #1e2235;
    --table-hover-bg: rgba(78, 115, 223, 0.08);
}

/* ---- Dark Mode: Bootstrap Component Overrides ---- */
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--bg-input);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background-color: var(--bg-input);
    border-color: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.25);
}

[data-theme="dark"] .form-control::placeholder {
    color: var(--text-muted);
}

[data-theme="dark"] .form-control:disabled,
[data-theme="dark"] .form-control[readonly],
[data-theme="dark"] .form-select:disabled {
    background-color: #161927;
    color: var(--text-muted);
    opacity: 0.7;
}

[data-theme="dark"] .form-check-input {
    background-color: var(--bg-input);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

[data-theme="dark"] .form-check-label {
    color: var(--text-primary);
}

[data-theme="dark"] .input-group-text {
    background-color: #161927;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

/* Dark mode: Table overrides */
[data-theme="dark"] .table {
    color: var(--text-primary);
    --bs-table-bg: transparent;
    --bs-table-striped-bg: var(--bg-table-stripe);
    --bs-table-hover-bg: var(--bg-card-hover);
    --bs-table-border-color: var(--border-color);
}

[data-theme="dark"] .table thead th {
    background: var(--bg-table-header);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .table tbody td {
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .table-bordered> :not(caption)>*>* {
    border-color: var(--border-color);
}

/* Dark mode: Pagination */
[data-theme="dark"] .page-link {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .page-link:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--border-color);
    color: var(--primary);
}

[data-theme="dark"] .page-item.active .page-link {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

[data-theme="dark"] .page-item.disabled .page-link {
    background-color: var(--bg-input);
    border-color: var(--border-color);
    color: var(--text-muted);
}

/* Dark mode: Alerts */
[data-theme="dark"] .alert-info {
    background-color: rgba(54, 185, 204, 0.15);
    border-color: rgba(54, 185, 204, 0.3);
    color: #5bc0de;
}

[data-theme="dark"] .alert-warning {
    background-color: rgba(246, 194, 62, 0.15);
    border-color: rgba(246, 194, 62, 0.3);
    color: #f0ad4e;
}

[data-theme="dark"] .alert-success {
    background-color: rgba(28, 200, 138, 0.15);
    border-color: rgba(28, 200, 138, 0.3);
    color: #5cb85c;
}

[data-theme="dark"] .alert-danger {
    background-color: rgba(231, 74, 59, 0.15);
    border-color: rgba(231, 74, 59, 0.3);
    color: #e74a3b;
}

/* Dark mode: List group */
[data-theme="dark"] .list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .list-group-item:hover {
    background-color: var(--bg-card-hover);
}

/* Dark mode: Nav tabs / pills */
[data-theme="dark"] .nav-tabs {
    border-color: var(--border-color);
}

[data-theme="dark"] .nav-tabs .nav-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .nav-tabs .nav-link.active {
    background-color: var(--bg-card);
    border-color: var(--border-color) var(--border-color) var(--bg-card);
    color: var(--text-primary);
}

/* Dark mode: Text helpers */
[data-theme="dark"] .text-dark {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .text-muted {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .text-body {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .text-secondary {
    color: var(--text-secondary) !important;
}

/* Dark mode: Background helpers */
[data-theme="dark"] .bg-light {
    background-color: var(--bg-input) !important;
}

[data-theme="dark"] .bg-white {
    background-color: var(--bg-card) !important;
}

[data-theme="dark"] .bg-body {
    background-color: var(--bg-body) !important;
}

/* Dark mode: Border helpers */
[data-theme="dark"] .border {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .border-bottom,
[data-theme="dark"] .border-top,
[data-theme="dark"] .border-start,
[data-theme="dark"] .border-end {
    border-color: var(--border-color) !important;
}

/* Dark mode: Accordion */
[data-theme="dark"] .accordion-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .accordion-button {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

[data-theme="dark"] .accordion-button:not(.collapsed) {
    background-color: var(--bg-card-hover);
    color: var(--primary);
}

[data-theme="dark"] .accordion-body {
    background-color: var(--bg-card);
}

/* Dark mode: Badges (ensure readability) */
[data-theme="dark"] .badge.bg-light {
    background-color: var(--bg-input) !important;
    color: var(--text-primary) !important;
}

/* Dark mode: Small / muted text elements */
[data-theme="dark"] small,
[data-theme="dark"] .small {
    color: var(--text-muted);
}

[data-theme="dark"] hr {
    border-color: var(--border-color);
    opacity: 0.3;
}

/* Dark mode: Strong/bold text */
[data-theme="dark"] strong {
    color: var(--text-primary);
}

/* Dark mode: Cards deep overrides */
[data-theme="dark"] .card {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .card-header {
    border-color: var(--border-color);
}

[data-theme="dark"] .card-footer {
    border-color: var(--border-color);
}

/* Dark mode: Tooltip */
[data-theme="dark"] .tooltip-inner {
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

/* Dark mode: Progress bar bg */
[data-theme="dark"] .progress {
    background-color: var(--bg-input);
}

/* Dark mode: Breadcrumb */
[data-theme="dark"] .breadcrumb-item a {
    color: var(--primary-light);
}

[data-theme="dark"] .breadcrumb-item.active {
    color: var(--text-muted);
}

/* Dark mode: Off-canvas / popover */
[data-theme="dark"] .offcanvas {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

[data-theme="dark"] .popover {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .popover-body {
    color: var(--text-primary);
}

/* Dark mode: Toggle card in settings & similar pages */
[data-theme="dark"] .toggle-card {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .toggle-card:hover {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .toggle-card .toggle-info h6 {
    color: var(--text-primary);
}

[data-theme="dark"] .toggle-card .toggle-info p {
    color: var(--text-secondary);
}

/* Dark mode: Section label in settings */
[data-theme="dark"] .section-label {
    color: var(--text-secondary);
}

[data-theme="dark"] .section-divider {
    background: var(--border-color);
}

/* Dark mode: Settings tab overrides */
[data-theme="dark"] .settings-tab {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .settings-tab:hover {
    border-color: var(--primary);
    color: var(--primary-light);
}

[data-theme="dark"] .settings-tab.active {
    background: linear-gradient(135deg, #4e73df, #224abe);
    color: #fff;
    border-color: transparent;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", "Segoe UI", "Roboto", Arial, sans-serif;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-body);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* ============================================================
   LAYOUT
   ============================================================ */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content.sidebar-collapsed {
    margin-left: var(--sidebar-collapsed-width);
}

.content-wrapper {
    flex: 1;
    padding: 1.5rem;
    margin-top: var(--navbar-height);
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    z-index: 1040;
    transition: var(--transition);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

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

/* -- Sidebar Brand / Logo -- */
.sidebar-brand {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    height: var(--navbar-height);
    border-bottom: 1px solid var(--sidebar-divider);
    text-decoration: none;
}

.sidebar-brand .brand-icon {
    width: 38px;
    height: 38px;
    min-width: 38px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.3);
}

.sidebar-brand .brand-text {
    margin-left: 0.8rem;
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    white-space: nowrap;
    letter-spacing: -0.3px;
    transition: opacity 0.2s;
}

.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-text,
.sidebar.collapsed .sidebar-section-title span,
.sidebar.collapsed .nav-badge {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

/* -- Sidebar Navigation -- */
.sidebar-nav {
    padding: 0.75rem 0;
}

.sidebar-section-title {
    padding: 0.75rem 1.25rem 0.4rem;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--sidebar-icon);
    white-space: nowrap;
    overflow: hidden;
}

.nav-item {
    list-style: none;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.6rem 1.25rem;
    color: var(--sidebar-text);
    font-weight: 500;
    font-size: 0.82rem;
    border-radius: 0;
    transition: var(--transition-fast);
    position: relative;
    white-space: nowrap;
    margin: 1px 0.5rem;
    border-radius: var(--border-radius);
}

.nav-link:hover {
    color: var(--sidebar-text-hover);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    color: var(--sidebar-active-text);
    background: var(--sidebar-active-bg);
    font-weight: 600;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--primary);
    border-radius: 0 3px 3px 0;
}

.nav-link .nav-icon {
    width: 20px;
    min-width: 20px;
    text-align: center;
    font-size: 0.95rem;
    margin-right: 0.85rem;
    transition: var(--transition-fast);
}

.nav-link .nav-text {
    flex: 1;
    transition: opacity 0.2s;
}

.nav-link .nav-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: opacity 0.2s;
}

/* -- Sidebar Collapsed Tooltips -- */
.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 0.6rem;
    margin: 1px auto;
    width: 44px;
}

.sidebar.collapsed .nav-icon {
    margin-right: 0;
    font-size: 1.1rem;
}

/* ============================================================
   NAVBAR / TOP BAR
   ============================================================ */
.top-navbar {
    position: fixed;
    top: 0;
    right: 0;
    left: var(--sidebar-width);
    height: var(--navbar-height);
    background: var(--bg-navbar);
    border-bottom: 1px solid var(--border-color);
    z-index: 1030;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

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

.navbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
}

.sidebar-toggle:hover {
    background: var(--bg-card-hover);
    color: var(--primary);
}

.page-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    padding: 0.5rem 0.65rem;
    border-radius: var(--border-radius);
    position: relative;
    transition: var(--transition-fast);
}

.navbar-btn:hover {
    background: var(--bg-card-hover);
    color: var(--primary);
}

.navbar-btn .badge-dot {
    position: absolute;
    top: 6px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
    border: 2px solid var(--bg-navbar);
}

.user-dropdown {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.35rem 0.5rem;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    background: none;
}

.user-dropdown:hover {
    background: var(--bg-card-hover);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
}

.user-info {
    text-align: left;
}

.user-info .user-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.user-info .user-role {
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: capitalize;
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    overflow: hidden;
}

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

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.card-header h5,
.card-header h6 {
    margin: 0;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background: transparent;
    border-top: 1px solid var(--border-color);
    padding: 0.85rem 1.25rem;
}

/* -- Stat Cards -- */
.stat-card {
    border: none;
    border-radius: var(--border-radius-xl);
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    cursor: default;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    opacity: 0.12;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-card:hover::before {
    transform: scale(1.2);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.stat-card .stat-value {
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 0.15rem;
}

.stat-card .stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    opacity: 0.7;
}

/* Stat card variants */
.stat-card.stat-primary {
    background: linear-gradient(135deg, rgba(78, 115, 223, 0.1), rgba(78, 115, 223, 0.05));
    border: 1px solid rgba(78, 115, 223, 0.15);
}

.stat-card.stat-primary .stat-icon {
    background: rgba(78, 115, 223, 0.15);
    color: var(--primary);
}

.stat-card.stat-primary .stat-value {
    color: var(--primary);
}

.stat-card.stat-primary::before {
    background: var(--primary);
}

.stat-card.stat-success {
    background: linear-gradient(135deg, rgba(28, 200, 138, 0.1), rgba(28, 200, 138, 0.05));
    border: 1px solid rgba(28, 200, 138, 0.15);
}

.stat-card.stat-success .stat-icon {
    background: rgba(28, 200, 138, 0.15);
    color: var(--success);
}

.stat-card.stat-success .stat-value {
    color: var(--success);
}

.stat-card.stat-success::before {
    background: var(--success);
}

.stat-card.stat-warning {
    background: linear-gradient(135deg, rgba(246, 194, 62, 0.1), rgba(246, 194, 62, 0.05));
    border: 1px solid rgba(246, 194, 62, 0.15);
}

.stat-card.stat-warning .stat-icon {
    background: rgba(246, 194, 62, 0.15);
    color: var(--warning-dark);
}

.stat-card.stat-warning .stat-value {
    color: var(--warning-dark);
}

.stat-card.stat-warning::before {
    background: var(--warning);
}

.stat-card.stat-danger {
    background: linear-gradient(135deg, rgba(231, 74, 59, 0.1), rgba(231, 74, 59, 0.05));
    border: 1px solid rgba(231, 74, 59, 0.15);
}

.stat-card.stat-danger .stat-icon {
    background: rgba(231, 74, 59, 0.15);
    color: var(--danger);
}

.stat-card.stat-danger .stat-value {
    color: var(--danger);
}

.stat-card.stat-danger::before {
    background: var(--danger);
}

.stat-card.stat-info {
    background: linear-gradient(135deg, rgba(54, 185, 204, 0.1), rgba(54, 185, 204, 0.05));
    border: 1px solid rgba(54, 185, 204, 0.15);
}

.stat-card.stat-info .stat-icon {
    background: rgba(54, 185, 204, 0.15);
    color: var(--info);
}

.stat-card.stat-info .stat-value {
    color: var(--info);
}

.stat-card.stat-info::before {
    background: var(--info);
}

/* ============================================================
   TABLES
   ============================================================ */
.table-responsive {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table {
    color: var(--text-primary);
    margin-bottom: 0;
    font-size: 0.82rem;
}

.table thead th {
    background: var(--bg-table-header);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 0.85rem 1rem;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.table tbody td {
    padding: 0.75rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

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

.table-striped tbody tr:nth-of-type(odd) td {
    background: var(--bg-table-stripe);
}

.table-striped tbody tr:hover td {
    background: var(--bg-card-hover);
}

/* ============================================================
   FORMS
   ============================================================ */
.form-control,
.form-select {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.85rem;
    padding: 0.55rem 0.8rem;
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-input);
    border-color: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}

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

.form-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.input-group-text {
    background: var(--bg-table-header);
    border-color: var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.5rem 1.1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border: none;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--text-on-primary);
    box-shadow: 0 3px 10px rgba(var(--primary-rgb), 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    box-shadow: 0 5px 15px rgba(var(--primary-rgb), 0.4);
    transform: translateY(-1px);
    color: var(--text-on-primary);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), var(--success-dark));
    color: #fff;
    box-shadow: 0 3px 10px rgba(28, 200, 138, 0.3);
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--success-dark), var(--success));
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
    color: #fff;
    box-shadow: 0 3px 10px rgba(231, 74, 59, 0.3);
}

.btn-danger:hover {
    background: linear-gradient(135deg, var(--danger-dark), var(--danger));
    color: #fff;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), var(--warning-dark));
    color: #212529;
}

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

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

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

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

.btn-sm {
    padding: 0.3rem 0.7rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 0.65rem 1.5rem;
    font-size: 0.95rem;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.35rem 0.65rem;
    border-radius: 50px;
}

/* ============================================================
   MODALS
   ============================================================ */
.modal-content {
    background: var(--bg-modal);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
}

.modal-header .modal-title {
    font-weight: 700;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 0.85rem 1.25rem;
}

.btn-close {
    filter: var(--text-primary);
}

[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* ============================================================
   DROPDOWN
   ============================================================ */
.dropdown-menu {
    background: var(--bg-dropdown);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: 0.5rem;
    min-width: 12rem;
}

.dropdown-item {
    font-size: 0.82rem;
    padding: 0.5rem 0.85rem;
    border-radius: var(--border-radius);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--bg-card-hover);
    color: var(--primary);
}

.dropdown-item i {
    width: 20px;
    text-align: center;
    margin-right: 0.5rem;
    color: var(--text-muted);
}

.dropdown-divider {
    border-color: var(--border-color);
    margin: 0.3rem 0;
}

/* ============================================================
   ALERT / FLASH MESSAGES
   ============================================================ */
.alert-container {
    position: fixed;
    top: calc(var(--navbar-height) + 1rem);
    right: 1.5rem;
    z-index: 9999;
    max-width: 400px;
}

.alert {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    font-size: 0.85rem;
    padding: 0.85rem 1.25rem;
    animation: slideInRight 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================================
   PAGE HEADER / BREADCRUMB
   ============================================================ */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.page-header .breadcrumb {
    margin: 0;
    font-size: 0.78rem;
    background: none;
    padding: 0;
}

.breadcrumb-item+.breadcrumb-item::before {
    content: '/';
    color: var(--text-muted);
}

.breadcrumb-item.active {
    color: var(--text-muted);
}

/* ============================================================
   FOOTER
   ============================================================ */
.app-footer {
    padding: 0.85rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-card);
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1c2e 0%, #2d2f45 50%, #1a1c2e 100%);
    padding: 1rem;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(78, 115, 223, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(28, 200, 138, 0.1) 0%, transparent 50%);
    animation: bgMove 20s ease-in-out infinite alternate;
}

@keyframes bgMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(-5%, -5%);
    }
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: rgba(26, 29, 46, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 1.25rem;
    padding: 2.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 1;
}

.login-card .brand-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.5rem;
    margin: 0 auto 1rem;
    box-shadow: 0 8px 25px rgba(var(--primary-rgb), 0.4);
}

.login-card h2 {
    color: #fff;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.3rem;
    font-size: 1.4rem;
}

.login-card .login-subtitle {
    color: #858796;
    text-align: center;
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

.login-card .form-control {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
    color: #e4e6f0;
    padding: 0.7rem 1rem;
}

.login-card .form-control:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
}

.login-card .form-label {
    color: #a8adc0;
}

.login-card .btn-primary {
    width: 100%;
    padding: 0.7rem;
    font-size: 0.95rem;
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
.theme-toggle {
    position: relative;
    width: 48px;
    height: 26px;
}

.theme-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.theme-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--border-color);
    border-radius: 26px;
    transition: var(--transition);
}

.theme-slider::before {
    content: '';
    position: absolute;
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: var(--transition);
}

.theme-toggle input:checked+.theme-slider {
    background: var(--primary);
}

.theme-toggle input:checked+.theme-slider::before {
    transform: translateX(22px);
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hover-lift {
    transition: var(--transition);
}

.hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.divider {
    border-top: 1px solid var(--border-color);
    margin: 1rem 0;
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.empty-state h5 {
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.action-btns {
    display: flex;
    gap: 0.3rem;
    align-items: center;
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {

    .sidebar,
    .top-navbar,
    .app-footer,
    .no-print {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .content-wrapper {
        margin-top: 0 !important;
        padding: 0 !important;
    }

    .card {
        border: none !important;
        box-shadow: none !important;
    }

    body {
        background: #fff !important;
        color: #000 !important;
    }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0 !important;
    }

    .top-navbar {
        left: 0 !important;
    }

    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1035;
    }

    .sidebar-overlay.show {
        display: block;
    }

    .stat-card .stat-value {
        font-size: 1.3rem;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Mobile */
@media (max-width: 575.98px) {
    .content-wrapper {
        padding: 1rem;
    }

    .card-body {
        padding: 1rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-card .stat-value {
        font-size: 1.1rem;
    }

    .user-info {
        display: none;
    }

    .table {
        font-size: 0.75rem;
    }

    .btn {
        font-size: 0.78rem;
        padding: 0.4rem 0.8rem;
    }
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================================
   SCROLLBAR (Global)
   ============================================================ */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--gray-700);
}

/* ============================================================
   INVOICE PRINT STYLES
   ============================================================ */
.invoice-container {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    color: #333;
}

.invoice-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 1.5rem;
    border-bottom: 3px solid var(--primary);
    margin-bottom: 1.5rem;
}

.invoice-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.invoice-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}

.invoice-table th {
    background: var(--primary);
    color: #fff;
    padding: 0.7rem 1rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.invoice-table td {
    padding: 0.6rem 1rem;
    border-bottom: 1px solid #eee;
    font-size: 0.85rem;
}

.invoice-table tfoot td {
    font-weight: 600;
    border-top: 2px solid var(--primary);
}

/* ============================================================
   SELECT2-LIKE CUSTOM SELECT (basic)
   ============================================================ */
.custom-search-select {
    position: relative;
}

.custom-search-select .search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-dropdown);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    max-height: 200px;
    overflow-y: auto;
    z-index: 1050;
    display: none;
}

.custom-search-select .search-results.show {
    display: block;
}

.custom-search-select .search-item {
    padding: 0.5rem 0.85rem;
    cursor: pointer;
    font-size: 0.82rem;
    transition: var(--transition-fast);
}

.custom-search-select .search-item:hover {
    background: var(--bg-card-hover);
    color: var(--primary);
}

/* ============================================================
   LOADING SPINNER
   ============================================================ */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    display: none;
}

.loading-overlay.show {
    display: flex;
}

.spinner-border-custom {
    width: 3rem;
    height: 3rem;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================================
   ENTERPRISE UI / RESPONSIVE ENHANCEMENTS & VALIDATION
   ============================================================ */

/* Global Constraints */
body {
    overflow-x: hidden;
}

/* Touch friendly targets, Table overrides, Button stacking */
@media (max-width: 768px) {

    .btn,
    .form-control,
    .form-select {
        min-height: 44px;
    }

    .table-responsive {
        -webkit-overflow-scrolling: touch;
    }

    .table-responsive table th,
    .table-responsive table td {
        white-space: nowrap;
    }

    /* Full width forms and buttons on mobile */
    .btn-mobile-full {
        width: 100% !important;
        margin-bottom: 0.75rem;
        display: block;
    }
}

/* Form Validation feedback UI */
.was-validated .form-control:invalid,
.was-validated .form-select:invalid {
    border-color: var(--danger);
}

.was-validated .form-control:valid,
.was-validated .form-select:valid {
    border-color: var(--success);
}

/* Focus outlines for better accessibility visibility */
.form-control:focus,
.form-select:focus,
.btn:focus {
    box-shadow: 0 0 0 0.25rem rgba(var(--primary-rgb), 0.25);
    outline: none;
}

/* Responsive Modal Adjustments */
@media (max-width: 576px) {
    .modal-dialog {
        margin: 0.5rem;
    }
}

/* Table Sticky Headers for better UX */
.table-responsive table th {
    position: sticky;
    top: 0;
    background-color: var(--bg-table-header, #f8f9fc);
    z-index: 10;
}

/* Custom Autocomplete Dropdown (.pdd) */
.pdd {
    max-width: 90vw;
    min-width: 200px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15) !important;
}

/* ============================================================
   MOBILE & USABILITY MICRO-POLISH
   Production-ready fixes — all additive, zero regression risk.
   ============================================================ */

/* ----- 1. Tables: Guaranteed horizontal scroll ----- */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* ----- 2. Button text: Never wrap ----- */
.btn {
    white-space: nowrap;
}

/* ----- 3. Form inputs: Consistent height across all forms ----- */
.form-control,
.form-select {
    min-height: 38px;
}

.input-group .form-control,
.input-group .form-select,
.input-group .input-group-text {
    min-height: 38px;
}

/* ----- 4. Modals: Always vertically centered ----- */
.modal-dialog {
    display: flex;
    align-items: center;
    min-height: calc(100% - 1rem);
}

/* ----- 5. Dropdowns: Prevent viewport overflow on mobile ----- */
.dropdown-menu {
    max-width: calc(100vw - 2rem);
    overflow-x: hidden;
    word-wrap: break-word;
}

/* ----- 6. Touch targets: Finger-friendly minimum sizes ----- */
@media (max-width: 768px) {
    .btn-sm {
        min-height: 36px;
        min-width: 36px;
        padding: 0.35rem 0.65rem;
    }

    .form-check-input {
        width: 1.15em;
        height: 1.15em;
    }

    .form-check-label {
        padding-left: 0.15rem;
    }

    /* Enlarge dropdown items for touch */
    .dropdown-item {
        padding: 0.65rem 0.85rem;
    }
}

/* ----- 7. Focus visibility: Keyboard-accessible focus ring ----- */
.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible,
a:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    box-shadow: none;
}

/* Keep subtle shadow on regular focus (mouse and touch) */
.btn:focus:not(:focus-visible) {
    outline: none;
}

/* ----- 8. Table action buttons: Never wrap ----- */
td .d-flex,
td .action-btns,
td .btn-group {
    flex-wrap: nowrap;
    gap: 0.25rem;
}

td form {
    display: inline;
}

/* ----- 9. Custom search/Select dropdowns: Mobile-safe ----- */
@media (max-width: 768px) {
    .custom-search-select .search-results {
        max-width: calc(100vw - 3rem);
        max-height: 160px;
    }

    /* Prevent Select2‑style controls from being cut off */
    .select2-container,
    .select2-dropdown {
        max-width: 100% !important;
    }
}

/* ----- 10. Spacing consistency fixes ----- */

/* Page header: full-width button on mobile */
@media (max-width: 575.98px) {

    .page-header>a.btn,
    .page-header>button.btn {
        width: 100%;
        justify-content: center;
    }

    /* Alerts: full width on mobile */
    .alert-container {
        left: 1rem;
        right: 1rem;
        max-width: none;
    }

    /* Footer: stack on mobile */
    .app-footer {
        flex-direction: column;
        gap: 0.3rem;
        text-align: center;
    }

    /* Modal: edge-to-edge on narrow screens */
    .modal-dialog {
        margin: 0.5rem;
        min-height: calc(100% - 1rem);
    }

    /* Card header: wrap controls neatly */
    .card-header {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    /* Breadcrumb: smaller font */
    .breadcrumb {
        font-size: 0.72rem;
    }
}

/* ----- Pagination mobile: prevent overflow ----- */
@media (max-width: 575.98px) {
    .pagination {
        flex-wrap: wrap;
        gap: 0.2rem;
        justify-content: center;
    }

    .pagination .page-link {
        padding: 0.4rem 0.65rem;
        font-size: 0.75rem;
        min-width: 36px;
        text-align: center;
    }
}

/* ----- Smooth scroll anchors  ----- */
html {
    scroll-padding-top: calc(var(--navbar-height) + 1rem);
}

/* ----- Table: fade hint for scrollable content ----- */
.table-responsive {
    position: relative;
}

.table-responsive::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 20px;
    height: 100%;
    background: linear-gradient(to right, transparent, var(--bg-card));
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
}

/* Show fade only when scrollable (JS adds this class) */
.table-responsive.is-scrollable::after {
    opacity: 1;
}

/* ----- Badge: prevent shrinking in tight table cells ----- */
td .badge {
    flex-shrink: 0;
}

/* ============================================================
   FINAL PREMIUM VISUAL POLISH
   10/10 SaaS-quality micro-improvements — all additive.
   ============================================================ */

/* ======== PHASE 1 — VISUAL CONSISTENCY ======== */

/* 1a. Normalize hover elevation across ALL button variants */
.btn-success:hover,
.btn-danger:hover,
.btn-warning:hover,
.btn-info:hover {
    transform: translateY(-1px);
}

/* 1b. Outline button hover: subtle lift + smooth transition */
.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-danger,
.btn-outline-success,
.btn-outline-warning,
.btn-outline-info {
    transition: all 0.2s ease;
}

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

.btn-outline-danger:hover {
    background: var(--danger);
    color: #fff;
    transform: translateY(-1px);
}

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

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

/* 1c. Card hover lift: ONLY on interactive/stat cards, not all cards */
.card:hover {
    box-shadow: var(--shadow-card);
}

.stat-card:hover,
.card.hover-lift:hover {
    box-shadow: var(--shadow-lg);
}

/* 1d. Consistent card-header icons: always align vertically */
.card-header h5 i,
.card-header h6 i {
    vertical-align: -0.05em;
}

/* 1e. Normalize h5/h6 weight and spacing in cards */
.card-header h5,
.card-header h6 {
    display: flex;
    align-items: center;
    gap: 0;
    line-height: 1.4;
}

/* ======== PHASE 2 — PREMIUM INTERACTION FEEL ======== */

/* 2a. Smooth table row hover with subtle left-border accent */
.table tbody tr {
    transition: background-color 0.15s ease;
}

.table:not(.invoice-table) tbody tr:hover td:first-child {
    box-shadow: inset 3px 0 0 var(--primary);
}

/* 2b. Text selection color branding */
::selection {
    background: rgba(var(--primary-rgb), 0.2);
    color: var(--text-primary);
}

/* 2c. Sidebar nav link: smooth icon color transition */
.nav-link:hover .nav-icon {
    color: var(--primary-light);
}

/* 2d. Pagination links: smooth transitions  */
.page-link {
    transition: all 0.15s ease;
    border-radius: var(--border-radius) !important;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-color: var(--border-color);
    background: var(--bg-card);
}

.page-link:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-1px);
}

.page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: transparent;
    box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.3);
}

.page-item.disabled .page-link {
    opacity: 0.5;
    background: var(--bg-card);
}

/* 2e. Breadcrumb link hover */
.breadcrumb-item a:hover {
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ======== PHASE 3 — MOBILE PERFECTION (320px–480px) ======== */

/* 3a. Filter bar: stack at narrow widths */
@media (max-width: 480px) {
    .card-header form.d-flex {
        flex-wrap: wrap;
        width: 100%;
    }

    .card-header form.d-flex input,
    .card-header form.d-flex select {
        width: 100% !important;
        min-width: 0 !important;
    }

    .card-header form.d-flex .btn {
        width: 100%;
        justify-content: center;
    }
}

/* 3b. Prevent inline width overflow on small screens */
@media (max-width: 575.98px) {

    [style*="width:180px"],
    [style*="width:150px"],
    [style*="width: 180px"],
    [style*="width: 150px"] {
        max-width: 100% !important;
    }
}

/* 3c. Navbar: tighter on very narrow  */
@media (max-width: 380px) {
    .top-navbar {
        padding: 0 0.75rem;
    }

    .navbar-btn {
        padding: 0.4rem 0.5rem;
    }

    .stat-card .stat-value {
        font-size: 1rem;
    }

    .stat-card .stat-label {
        font-size: 0.68rem;
    }
}

/* 3d. Page header actions: gap fix at mid-breakpoint */
@media (max-width: 991.98px) and (min-width: 576px) {

    .page-header>a.btn,
    .page-header>button.btn {
        flex-shrink: 0;
    }
}

/* ======== PHASE 4 — EMPTY STATE POLISH ======== */

/* 4a. Consistent empty state in tables — normalize padding */
td[colspan] {
    vertical-align: middle;
}

/* 4b. Empty state icon glow */
td .fa-2x,
td [class*="fa-2x"] {
    opacity: 0.2;
    margin-bottom: 0.5rem;
}

/* 4c. Dedicated empty-state component: breathe */
.empty-state {
    padding: 3.5rem 1.5rem;
}

.empty-state i {
    font-size: 2.8rem;
    opacity: 0.15;
    margin-bottom: 0.75rem;
    display: block;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 0.85rem;
    max-width: 300px;
    margin: 0 auto;
}

/* ======== PHASE 5 — FORM UX PERFECTION ======== */

/* 5a. Required field asterisk: proper alignment */
.form-label .text-danger {
    font-size: 0.9em;
    vertical-align: super;
    line-height: 0;
}

/* 5b. Disabled inputs: clearly muted */
.form-control:disabled,
.form-control[readonly],
.form-select:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    background-color: var(--bg-table-header);
}

/* 5c. Form check: consistent vertical spacing */
.form-check {
    min-height: 1.6rem;
    margin-bottom: 0.35rem;
}

.form-check-input {
    cursor: pointer;
    transition: all 0.15s ease;
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* 5d. Input validation feedback: proper spacing */
.invalid-feedback,
.valid-feedback {
    font-size: 0.75rem;
    margin-top: 0.2rem;
}

/* 5e. Textarea: consistent styling */
textarea.form-control {
    min-height: 80px;
    resize: vertical;
}

/* ======== PHASE 6 — MICRO ACCESSIBILITY ======== */

/* 6a. Disabled buttons: properly grayed out */
.btn:disabled,
.btn.disabled {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: auto;
    transform: none !important;
    box-shadow: none !important;
}

/* 6b. Clickable table labels — pointer cursor */
label[for],
.form-check-label {
    cursor: pointer;
}

/* 6c. Link-like elements need pointer */
[data-bs-toggle],
[data-confirm],
.nav-link,
.dropdown-toggle {
    cursor: pointer;
}

/* 6d. Focus-visible on checkboxes and radios */
.form-check-input:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    box-shadow: none;
}

/* 6e. Skip-to-content (SR only but accessible) */
.sr-only:focus {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    background: var(--primary);
    color: #fff;
    padding: 0.5rem 1rem;
    clip: auto;
    width: auto;
    height: auto;
}

/* ======== PHASE 7 — PERFORMANCE-SAFE POLISH ======== */

/* 7a. GPU-accelerated transforms on hover-able elements only */
.btn,
.stat-card,
.nav-link,
.page-link {
    will-change: auto;
}

/* 7b. Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 7c. Smooth scrollbar for content areas */
.card-body {
    scrollbar-width: thin;
    scrollbar-color: var(--gray-400) transparent;
}

/* 7d. Dark mode patches for new polish rules */
[data-theme="dark"] .page-link {
    background: var(--bg-card);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .page-link:hover {
    background: var(--primary);
    color: #fff;
}

[data-theme="dark"] .page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

[data-theme="dark"] .form-control:disabled,
[data-theme="dark"] .form-control[readonly],
[data-theme="dark"] .form-select:disabled {
    background-color: var(--bg-input);
    opacity: 0.5;
}

[data-theme="dark"] .table:not(.invoice-table) tbody tr:hover td:first-child {
    box-shadow: inset 3px 0 0 var(--primary-light);
}

/* ============================================================
   FINAL PERCEPTION POLISH — 10/10
   Ultra-subtle finishing touches. All additive. Zero risk.
   ============================================================ */

/* ======== P1 — MOTION CONSISTENCY ======== */

/* 1a. Buttons: dedicated 0.2s ease — faster than layout's 0.3s */
.btn {
    transition: all 0.2s ease;
}

/* 1b. Hover shadow parity: success/danger/warning/info match primary */
.btn-success:hover {
    box-shadow: 0 5px 15px rgba(28, 200, 138, 0.35);
}

.btn-danger:hover {
    box-shadow: 0 5px 15px rgba(231, 74, 59, 0.35);
}

.btn-warning:hover {
    box-shadow: 0 5px 15px rgba(246, 194, 62, 0.35);
}

.btn-info:hover {
    box-shadow: 0 5px 15px rgba(54, 185, 204, 0.35);
}

/* 1c. Outline buttons: uniform lift on hover */
.btn-outline-primary:hover,
.btn-outline-secondary:hover,
.btn-outline-success:hover,
.btn-outline-warning:hover,
.btn-outline-info:hover {
    transform: translateY(-1px);
}

/* 1d. Active press: consistent across all variants */
.btn:active:not(:disabled) {
    transform: scale(0.97) !important;
    transition-duration: 0.05s;
}

/* 1e. Stat card hover: tuned lift (2px, not 3px — subtler) */
.stat-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

/* ======== P2 — SPACING RHYTHM ======== */

/* 2a. Badge: vertical centering in inline and flex contexts */
.badge {
    vertical-align: middle;
    line-height: 1.35;
    letter-spacing: 0.01em;
}

/* 2b. Button icons: explicit size to avoid variance  */
.btn>i,
.btn>.fas,
.btn>.far,
.btn>.fab {
    font-size: 0.9em;
    line-height: 1;
}

/* 2c. Card horizontal padding harmony */
.card-header {
    padding: 1rem 1.25rem;
}

.card-footer {
    padding: 0.85rem 1.25rem;
}

/* 2d. Form groups: consistent bottom spacing */
.mb-3:last-child {
    margin-bottom: 0 !important;
}

/* ======== P3 — ICON & TYPOGRAPHY ======== */

/* 3a. Numeric columns: tabular figures for perfect alignment */
.text-end,
.fw-bold,
td:last-child {
    font-variant-numeric: tabular-nums;
}

/* 3b. Table: ensure minimum line-height for readability */
.table tbody td {
    line-height: 1.5;
}

/* 3c. Small badge readability: slight min-width for numerics */
.badge.rounded-pill {
    min-width: 1.6em;
    text-align: center;
}

/* 3d. Table header "Actions" column: right-align last th */
.table thead th:last-child:empty,
.table thead th:last-child:not([class]) {
    text-align: right;
}

/* ======== P4 — LOADING & FEEDBACK ======== */

/* 4a. Alert icon alignment */
.alert i {
    vertical-align: -0.05em;
    margin-right: 0.35rem;
}

/* 4b. Alert close button: proper vertical center */
.alert .btn-close {
    padding: 0.65rem;
    align-self: center;
}

/* 4c. Loading spinner within buttons: inherit text color */
.btn .spinner-border,
.btn .spinner-grow {
    width: 0.85em;
    height: 0.85em;
    border-width: 0.15em;
    vertical-align: -0.1em;
}

/* 4d. Loading overlay spinner: true center */
.loading-overlay {
    align-items: center;
    justify-content: center;
}

/* ======== P5 — DARK MODE MICRO TUNING ======== */

/* 5a. Focus ring: brighter in dark to ensure visibility */
[data-theme="dark"] .btn:focus-visible,
[data-theme="dark"] .form-control:focus-visible,
[data-theme="dark"] .form-select:focus-visible,
[data-theme="dark"] a:focus-visible {
    outline-color: var(--primary-light);
}

/* 5b. Dark outline button hover: proper contrast */
[data-theme="dark"] .btn-outline-primary:hover {
    box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
}

[data-theme="dark"] .btn-outline-danger:hover {
    box-shadow: 0 4px 12px rgba(231, 74, 59, 0.25);
}

/* 5c. Dark mode badge readability */
[data-theme="dark"] .badge.bg-info {
    color: #fff;
}

[data-theme="dark"] .badge.bg-warning {
    color: #1a1c23;
}

/* 5d. Dark card hover: no extra lift, just subtle glow */
[data-theme="dark"] .stat-card:hover {
    box-shadow: 0 4px 20px rgba(var(--primary-rgb), 0.15);
}

/* 5e. Dark scrollbar: less visible */
[data-theme="dark"] .card-body {
    scrollbar-color: var(--gray-800) transparent;
}

/* ======== P6 — DESKTOP SCROLL POLISH ======== */

/* 6a. Prevent CLS from scrollbar appearing/disappearing */
.content-wrapper {
    scrollbar-gutter: stable;
}

/* 6b. Table horizontal scrollbar: thin and unobtrusive */
.table-responsive::-webkit-scrollbar {
    height: 5px;
}

.table-responsive::-webkit-scrollbar-track {
    background: transparent;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 3px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

[data-theme="dark"] .table-responsive::-webkit-scrollbar-thumb {
    background: var(--gray-700);
}

/* 6c. Firefox: thin scrollbar on table-responsive */
.table-responsive {
    scrollbar-width: thin;
    scrollbar-color: var(--gray-300) transparent;
}

[data-theme="dark"] .table-responsive {
    scrollbar-color: var(--gray-700) transparent;
}

/* ======== P7 — PERCEPTION FINISH ======== */

/* 7a. Subtle inner glow on focused inputs — depth cue */
.form-control:focus,
.form-select:focus {
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12),
        inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

/* 7b. Modal backdrop: slightly darker for depth */
.modal-backdrop.show {
    opacity: 0.55;
}

/* 7c. Card border-radius: ensure child elements don't bleed */
.card>.table-responsive:first-child,
.card>.card-body:first-child {
    border-top-left-radius: inherit;
    border-top-right-radius: inherit;
}

.card>.table-responsive:last-child,
.card>.card-body:last-child {
    border-bottom-left-radius: inherit;
    border-bottom-right-radius: inherit;
}

/* 7d. Tooltip-like smooth entrance for dropdown menus */
.dropdown-menu {
    animation: dropdownFade 0.15s ease;
}

@keyframes dropdownFade {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 7e. Content wrapper: subtle entrance on page load */
.content-wrapper {
    animation: contentFadeIn 0.3s ease;
}

@keyframes contentFadeIn {
    from {
        opacity: 0.6;
    }

    to {
        opacity: 1;
    }
}

/* ============================================================
   VISUAL AUTHORITY — FINAL PASS
   Only genuine remaining issues. Zero invented problems.
   ============================================================ */

/* ======== A1 — PRINT VIEW POLISH ======== */

@media print {

    /* Force backgrounds to print (badges, headers) */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    /* Page breaks: never inside table rows or cards */
    tr,
    .card {
        break-inside: avoid;
    }

    /* Force page break before major sections */
    .page-break-before {
        break-before: page;
    }

    /* Table headers repeat on each printed page */
    thead {
        display: table-header-group;
    }

    tfoot {
        display: table-footer-group;
    }

    /* Print typography: slightly larger for paper readability */
    body {
        font-size: 11pt !important;
        line-height: 1.5 !important;
    }

    .table {
        font-size: 10pt !important;
    }

    .table thead th {
        font-size: 8.5pt !important;
        padding: 6pt 8pt !important;
    }

    .table tbody td {
        padding: 5pt 8pt !important;
    }

    /* Remove decorative shadows and transitions */
    * {
        box-shadow: none !important;
        text-shadow: none !important;
        transition: none !important;
        animation: none !important;
    }

    /* Links: show URL in parentheses (accessibility) */
    a[href]::after {
        content: none;
        /* Don't pollute invoices with URLs */
    }

    /* Page header: clean with no button */
    .page-header .btn {
        display: none !important;
    }

    /* Badge: ensure visible on paper */
    .badge {
        border: 1px solid #999 !important;
        padding: 2px 8px !important;
    }
}

/* ======== A2 — EMPTY STATE CONSISTENCY ======== */

/* Secondary empty states (ledger, stock history) get same feel as primary */
td[colspan].text-center.text-muted {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
    font-size: 0.82rem;
    color: var(--text-muted);
    letter-spacing: 0.01em;
}

/* Empty-state icons in table cells: consistent presentation */
td[colspan] i.d-block {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 1.5rem;
    opacity: 0.18;
    color: var(--text-muted);
}

/* ======== A3 — MISSING OUTLINE BUTTON VARIANT ======== */

/* btn-outline-warning: explicit definition for proper contrast */
.btn-outline-warning {
    border: 1px solid var(--warning-dark);
    color: var(--warning-dark);
    background: transparent;
}

.btn-outline-warning:hover {
    background: var(--warning-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(246, 194, 62, 0.3);
}

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

.btn-outline-info:hover {
    background: var(--info);
    color: #fff;
    transform: translateY(-1px);
}

/* Dark mode: outline button text needs lighter color */
[data-theme="dark"] .btn-outline-warning {
    color: var(--warning);
    border-color: var(--warning);
}

[data-theme="dark"] .btn-outline-info {
    color: var(--info);
    border-color: var(--info);
}

/* ======== A4 — TABLE DENSITY POLISH ======== */

/* table-sm: harmonize with design system */
.table-sm thead th {
    padding: 0.55rem 0.75rem;
    font-size: 0.7rem;
}

.table-sm tbody td {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
}

/* Detail card tables (customer/supplier view): label width consistency */
.table-sm td:first-child {
    white-space: nowrap;
    width: 35%;
}

/* ======== A5 — STICKY HEADER FIX ======== */

/* overflow:hidden kills position:sticky — use clip instead */
.table-responsive {
    overflow: clip visible;
    overflow-x: auto;
}

/* ======== A6 — INVOICE TABLE ALIGNMENT ======== */

/* Invoice numeric columns: right-aligned for accounting clarity */
.invoice-table td:last-child,
.invoice-table th:last-child,
.invoice-table .text-right,
.invoice-table .text-end {
    text-align: right;
}

.invoice-table td {
    font-variant-numeric: tabular-nums;
}

/* Invoice table first & last th: proper corner radius */
.invoice-table th:first-child {
    border-radius: var(--border-radius) 0 0 0;
}

.invoice-table th:last-child {
    border-radius: 0 var(--border-radius) 0 0;
}

/* Reports card hover (CSP-safe alternative to inline mouse events) */
.report-card-hover {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.report-card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.08);
}