/**
 * Shreem Billing — Application Styles
 * Version: 1.2.4
 */

:root {
    --sb-font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --sb-sidebar-width: 240px;
    --sb-sidebar-collapsed-width: 60px;
    --sb-header-height: 56px;
    --sb-primary: #3b82f6;
    --sb-primary-hover: #2563eb;
    --sb-primary-light: #eff6ff;
    --sb-sidebar-bg: #0f172a;
    --sb-sidebar-bg-hover: #1e293b;
    --sb-sidebar-text: #94a3b8;
    --sb-sidebar-text-active: #ffffff;
    --sb-sidebar-active-bg: rgba(59, 130, 246, 0.18);
    --sb-sidebar-active-border: #3b82f6;
    --sb-body-bg: #f4f6f9;
    --sb-surface: #ffffff;
    --sb-border: #e8edf3;
    --sb-text: #0f172a;
    --sb-text-muted: #64748b;
    --sb-radius: 0.875rem;
    --sb-radius-sm: 0.625rem;
    --sb-radius-lg: 1rem;
    --sb-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.04);
    --sb-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
    --sb-shadow-hover: 0 12px 28px rgba(15, 23, 42, 0.1);
    --sb-transition: 0.25s ease;
    --sb-transition-collapse: 0.25s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body.sb-app {
    margin: 0;
    font-family: var(--sb-font);
    font-size: 0.875rem; /* 14px — MacBook / desktop density */
    line-height: 1.45;
    color: var(--sb-text);
    background: var(--sb-body-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Header ─────────────────────────────────────────────── */

.sb-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    height: var(--sb-header-height);
    background: var(--sb-surface);
    border-bottom: 1px solid var(--sb-border);
    box-shadow: var(--sb-shadow-sm);
    /* Allow profile dropdown to paint outside the header without being clipped (Safari). */
    overflow: visible;
}

.sb-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    height: 100%;
    padding: 0 1rem 0 0.75rem;
    overflow: visible;
}

.sb-header-left,
.sb-header-right {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.sb-header-right {
    z-index: 2;
}

.sb-header-center {
    flex: 1 1 auto;
    max-width: 620px;
    margin: 0 auto;
    padding: 0 0.5rem;
}

.sb-brand {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    text-decoration: none;
    color: inherit;
    min-width: 0;
}

.sb-brand-logo {
    flex-shrink: 0;
    border-radius: var(--sb-radius-sm);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
}

.sb-brand-text {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    min-width: 0;
}

.sb-brand-name {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--sb-text);
    line-height: 1.15;
    letter-spacing: 0.06em;
}

.sb-brand-tagline {
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--sb-text-muted);
    line-height: 1.2;
    letter-spacing: 0.01em;
}

.sb-search {
    position: relative;
    width: 100%;
}

.sb-search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--sb-text-muted);
    font-size: 0.9375rem;
    pointer-events: none;
}

.sb-search-input {
    width: 100%;
    padding: 0.625rem 1rem 0.625rem 2.75rem;
    height: 44px;
    border-radius: var(--sb-radius);
    border: 1px solid var(--sb-border);
    background: #f8fafc;
    font-size: 0.875rem;
    transition: border-color var(--sb-transition), box-shadow var(--sb-transition), background var(--sb-transition);
}

.sb-search-input::placeholder {
    color: #94a3b8;
}

.sb-search-input:focus {
    background: var(--sb-surface);
    border-color: var(--sb-primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.12);
}

.sb-search-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    z-index: 1050;
    max-height: 420px;
    overflow-y: auto;
    background: var(--sb-surface);
    border: 1px solid var(--sb-border);
    border-radius: var(--sb-radius);
    box-shadow: var(--sb-shadow-hover);
}

.sb-search-dropdown[hidden] {
    display: none !important;
}

.sb-search-group + .sb-search-group {
    border-top: 1px solid var(--sb-border);
}

.sb-search-group-label {
    padding: 0.5rem 1rem 0.25rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sb-text-muted);
}

.sb-search-result {
    display: block;
    padding: 0.625rem 1rem;
    color: var(--sb-text);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background var(--sb-transition);
}

.sb-search-result:hover,
.sb-search-result:focus {
    background: #f1f5f9;
    color: var(--sb-text);
}

.sb-search-empty {
    padding: 1rem;
    text-align: center;
    color: var(--sb-text-muted);
    font-size: 0.875rem;
}

.btn-sb-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    padding: 0;
    border: none;
    border-radius: var(--sb-radius-sm);
    background: transparent;
    color: var(--sb-text-muted);
    font-size: 1.125rem;
    transition: background var(--sb-transition), color var(--sb-transition);
}

.btn-sb-icon:hover {
    background: #f1f5f9;
    color: var(--sb-text);
}

.sb-notification-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: #ef4444;
    border: 2px solid var(--sb-surface);
    color: #fff;
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 14px;
    text-align: center;
}

.sb-fy-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 100%);
    border: 1px solid #bfdbfe;
    border-radius: var(--sb-radius-sm);
    box-shadow: var(--sb-shadow-sm);
}

.sb-fy-badge-label {
    font-size: 0.6875rem;
    font-weight: 700;
    color: #3b82f6;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sb-fy-badge-value {
    font-size: 0.8125rem;
    font-weight: 700;
    color: #1e40af;
    letter-spacing: 0.02em;
}

.sb-user-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.3125rem 0.625rem 0.3125rem 0.3125rem;
    border: 1px solid var(--sb-border);
    border-radius: 999px;
    background: var(--sb-surface);
    color: var(--sb-text);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--sb-shadow-sm);
    transition: border-color var(--sb-transition), box-shadow var(--sb-transition);
    cursor: pointer;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
}

.sb-user-toggle:hover {
    border-color: #cbd5e1;
    box-shadow: var(--sb-shadow);
}

.sb-user-toggle::after {
    margin-left: 0.125rem;
    color: var(--sb-text-muted);
}

/* Safari/iPad: taps on nested avatar/name must hit the toggle button itself. */
.sb-user-toggle > * {
    pointer-events: none;
}

.sb-user-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.sb-user-name {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sb-user-menu {
    min-width: 220px;
    border-radius: var(--sb-radius-sm) !important;
    padding: 0.375rem 0;
    z-index: 1055;
}

.sb-header-right .dropdown {
    position: relative;
    z-index: 1055;
}

.sb-user-menu .dropdown-item {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
}

/* ── Module 047 Quick Create ─────────────────────────── */

.sb-quick-add-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    padding: 0;
    border: 1px solid var(--sb-border);
    border-radius: var(--sb-radius-sm);
    background: var(--sb-surface);
    color: var(--sb-primary);
    font-size: 1.125rem;
    line-height: 1;
    flex-shrink: 0;
    transition: background var(--sb-transition), border-color var(--sb-transition), color var(--sb-transition);
}

.sb-quick-add-btn:hover,
.sb-quick-add-btn:focus {
    background: var(--sb-primary-light);
    border-color: #bfdbfe;
    color: var(--sb-primary-hover);
}

.sb-quick-add-btn:disabled {
    opacity: 0.5;
    pointer-events: none;
}

.sb-party-select-group {
    display: flex;
    align-items: stretch;
    gap: 0.5rem;
}

.sb-party-select-group .form-select {
    flex: 1 1 auto;
    min-width: 0;
}

.sb-item-quick-add {
    display: inline-flex;
    align-items: center;
}

/* ── Shell layout ─────────────────────────────────────── */

.sb-shell {
    display: flex;
    min-height: calc(100vh - var(--sb-header-height));
}

.sb-sidebar {
    width: var(--sb-sidebar-width);
    flex-shrink: 0;
    background: var(--sb-sidebar-bg);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    overflow-x: hidden;
    overflow-y: auto;
    transition: width var(--sb-transition-collapse);
}

.sb-main {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-width: 0;
    min-height: calc(100vh - var(--sb-header-height));
    transition: margin var(--sb-transition-collapse);
}

.sb-content {
    flex: 1 1 auto;
    padding: 1rem 1rem 1.5rem; /* 16px side padding */
}

.sb-nav {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1.25rem 0.875rem 1.5rem;
}

.sb-nav-section {
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
    padding: 0 0.875rem;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #64748b;
    line-height: 1;
}

.sb-nav-section:first-of-type {
    margin-top: 0.625rem;
}

.sb-nav-section-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin-top: 1.25rem;
    margin-bottom: 0.375rem;
    padding: 0 0.875rem;
    border: none;
    background: transparent;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #64748b;
    line-height: 1;
    cursor: pointer;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
    transition: color var(--sb-transition);
}

.sb-nav-section-toggle:first-of-type {
    margin-top: 0.625rem;
}

.sb-nav-section-toggle:hover {
    color: #94a3b8;
}

/* Safari/iPad: chevron/label taps must register on the collapse toggle. */
.sb-nav-section-toggle > * {
    pointer-events: none;
}

.sb-nav-section-toggle .sb-nav-chevron {
    font-size: 0.625rem;
    opacity: 0.8;
    transition: transform var(--sb-transition-collapse);
}

.sb-nav-section-toggle[aria-expanded="true"] .sb-nav-chevron {
    transform: rotate(180deg);
}

.sb-nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.375rem;
    height: 1.375rem;
    flex-shrink: 0;
}

.sb-nav-icon i {
    font-size: 1.0625rem;
    line-height: 1;
}

.sb-nav-link,
.sb-nav-group-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.6875rem 0.875rem;
    border: none;
    border-left: 3px solid transparent;
    border-radius: var(--sb-radius-sm);
    background: transparent;
    color: var(--sb-sidebar-text);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    text-align: left;
    transition:
        background var(--sb-transition),
        color var(--sb-transition),
        border-color var(--sb-transition);
    cursor: pointer;
}

.sb-nav-link:hover,
.sb-nav-group-toggle:hover {
    background: var(--sb-sidebar-bg-hover);
    color: var(--sb-sidebar-text-active);
}

.sb-nav-link.active,
.sb-nav-group-toggle.active {
    background: var(--sb-sidebar-active-bg);
    border-left-color: var(--sb-sidebar-active-border);
    color: var(--sb-sidebar-text-active);
}

.sb-nav-link.active .sb-nav-icon i,
.sb-nav-group-toggle.active .sb-nav-icon i {
    color: #ffffff;
}

.sb-nav-chevron {
    margin-left: auto;
    font-size: 0.6875rem;
    opacity: 0.7;
    transition: transform var(--sb-transition-collapse);
}

.sb-nav-group-toggle[aria-expanded="true"] .sb-nav-chevron {
    transform: rotate(180deg);
}

.sb-nav-collapse.collapsing {
    transition: height var(--sb-transition-collapse);
}

.sb-nav-submenu {
    padding: 0.125rem 0 0.5rem;
    margin: 0 0.5rem 0.25rem 0.875rem;
    border-left: 1px solid rgba(148, 163, 184, 0.22);
}

.sb-nav-sublink {
    display: block;
    padding: 0.5625rem 0.75rem 0.5625rem 1.375rem;
    border-radius: var(--sb-radius-sm);
    border-left: 3px solid transparent;
    color: var(--sb-sidebar-text);
    font-size: 0.8125rem;
    font-weight: 400;
    text-decoration: none;
    transition:
        background var(--sb-transition),
        color var(--sb-transition),
        border-color var(--sb-transition);
}

.sb-nav-sublink:hover {
    background: var(--sb-sidebar-bg-hover);
    color: var(--sb-sidebar-text-active);
}

.sb-nav-sublink.active {
    background: var(--sb-sidebar-active-bg);
    border-left-color: var(--sb-sidebar-active-border);
    color: var(--sb-sidebar-text-active);
}

.sb-nav-group {
    margin-bottom: 0.125rem;
}

/* Collapsed sidebar (desktop) */
body.sb-sidebar-collapsed .sb-sidebar {
    width: var(--sb-sidebar-collapsed-width);
}

body.sb-sidebar-collapsed .sb-nav {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}

body.sb-sidebar-collapsed .sb-nav-label,
body.sb-sidebar-collapsed .sb-nav-chevron,
body.sb-sidebar-collapsed .sb-nav-section,
body.sb-sidebar-collapsed .sb-nav-section-toggle {
    display: none;
}

body.sb-sidebar-collapsed .sb-nav-link,
body.sb-sidebar-collapsed .sb-nav-group-toggle {
    justify-content: center;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    border-left: none;
}

body.sb-sidebar-collapsed .sb-nav-submenu,
body.sb-sidebar-collapsed .sb-nav-sublink {
    display: none;
}

body.sb-sidebar-collapsed .sb-nav-group .collapse {
    display: none !important;
}

/* Focus Mode — use full content width on transaction screens */
body.sb-focus-mode .sb-page,
body.sb-sidebar-collapsed[data-sb-focus="transaction"] .sb-page {
    max-width: none;
}

body.sb-focus-mode .sb-content,
body.sb-sidebar-collapsed[data-sb-focus="transaction"] .sb-content {
    padding-inline: 0.75rem; /* 12px in Focus Mode */
}

.sb-sidebar-mode-menu {
    min-width: 17rem;
}

.sb-sidebar-mode-menu .dropdown-item.active {
    background: var(--sb-primary-light);
    color: var(--sb-text);
}

.sb-sidebar-mode-menu .dropdown-item.active .text-muted {
    color: var(--sb-text-muted) !important;
}

/* ── Page content ─────────────────────────────────────── */

.sb-page {
    max-width: 1440px;
}

.sb-breadcrumb {
    margin-bottom: 1.25rem;
}

.sb-breadcrumb .breadcrumb {
    font-size: 0.8125rem;
    margin-bottom: 0;
}

.sb-breadcrumb .breadcrumb-item a {
    color: var(--sb-text-muted);
    text-decoration: none;
}

.sb-breadcrumb .breadcrumb-item a:hover {
    color: var(--sb-primary);
}

.sb-breadcrumb .breadcrumb-item.active {
    color: var(--sb-text);
    font-weight: 500;
}

.sb-page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.sb-page-title {
    margin: 0;
    font-size: 1.625rem;
    font-weight: 700;
    color: var(--sb-text);
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.sb-page-subtitle {
    margin: 0.375rem 0 0;
    font-size: 0.9375rem;
    color: var(--sb-text-muted);
}

.sb-page-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.625rem;
}

.sb-stat-row {
    margin-bottom: 0.5rem;
}

.sb-dashboard-row {
    margin-top: 0.5rem;
}

/* ── Stat cards ─────────────────────────────────────── */

.sb-stat-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    border-radius: var(--sb-radius);
}

.sb-stat-card-link:hover .sb-stat-card {
    transform: translateY(-3px);
    box-shadow: var(--sb-shadow-hover);
    border-color: #dbeafe;
}

.sb-stat-card {
    border: 1px solid var(--sb-border);
    border-radius: var(--sb-radius-lg);
    box-shadow: var(--sb-shadow);
    transition:
        transform var(--sb-transition),
        box-shadow var(--sb-transition),
        border-color var(--sb-transition);
    overflow: hidden;
}

.sb-stat-card .card-body {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1.5rem 1.5rem 1.375rem;
    min-height: 120px;
}

.sb-stat-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--sb-text-muted);
    letter-spacing: 0.01em;
    line-height: 1.3;
    padding-right: 3rem;
}

.sb-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--sb-text);
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.sb-stat-icon {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--sb-radius-sm);
    font-size: 1.25rem;
}

/* ── Content cards ──────────────────────────────────── */

.card {
    border: 1px solid var(--sb-border);
    border-radius: var(--sb-radius-lg);
    box-shadow: var(--sb-shadow-sm);
}

.sb-content-card {
    overflow: hidden;
    box-shadow: var(--sb-shadow);
}

.sb-card-header {
    background: var(--sb-surface);
    border-bottom: 1px solid var(--sb-border);
    padding: 1.125rem 1.5rem;
}

.sb-card-title {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sb-text);
    letter-spacing: -0.01em;
}

/* ── Quick action tiles ─────────────────────────────── */

.sb-action-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    aspect-ratio: 1;
    padding: 0.75rem 0.5rem;
    border: 1px solid var(--sb-border);
    border-radius: var(--sb-radius);
    background: var(--sb-surface);
    color: var(--sb-text);
    font-size: 0.6875rem;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    transition:
        background var(--sb-transition),
        border-color var(--sb-transition),
        box-shadow var(--sb-transition),
        transform var(--sb-transition),
        color var(--sb-transition);
    cursor: pointer;
}

.sb-action-tile i {
    font-size: 1.375rem;
    color: var(--sb-primary);
    transition: transform var(--sb-transition);
}

.sb-action-tile:hover:not(:disabled) {
    background: var(--sb-primary-light);
    border-color: #bfdbfe;
    box-shadow: var(--sb-shadow);
    transform: translateY(-2px);
    color: #1e40af;
}

.sb-action-tile:hover:not(:disabled) i {
    transform: scale(1.08);
}

.sb-action-tile:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

/* ── Empty states ───────────────────────────────────── */

.sb-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3.5rem 2rem;
    color: var(--sb-text-muted);
}

.sb-empty-state-sm {
    padding: 2.5rem 1.5rem;
}

.sb-empty-illustration {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin-bottom: 1.25rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    color: #94a3b8;
    font-size: 2rem;
}

.sb-empty-illustration-sm {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.sb-empty-title {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sb-text-muted);
}

/* ── Buttons ────────────────────────────────────────── */

.btn {
    border-radius: var(--sb-radius-sm);
    font-weight: 500;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background: var(--sb-primary-hover);
    border-color: var(--sb-primary-hover);
}

/* ── Footer ─────────────────────────────────────────── */

.sb-footer {
    margin-top: auto;
    padding: 1.125rem 2rem;
    background: var(--sb-surface);
    border-top: 1px solid var(--sb-border);
}

.sb-footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    font-size: 0.8125rem;
    color: var(--sb-text-muted);
}

.sb-footer-left {
    font-weight: 500;
    color: var(--sb-text);
}

.sb-footer-right {
    font-weight: 400;
}

/* ── Backdrop (mobile) ──────────────────────────────── */

.sb-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    top: var(--sb-header-height);
    background: rgba(15, 23, 42, 0.45);
    z-index: 1025;
    opacity: 0;
    transition: opacity var(--sb-transition);
}

.sb-sidebar-backdrop.is-visible {
    display: block;
    opacity: 1;
}

/* ── Responsive ─────────────────────────────────────── */

@media (max-width: 991.98px) {
    .sb-sidebar {
        position: fixed;
        top: var(--sb-header-height);
        left: 0;
        bottom: 0;
        z-index: 1035;
        transform: translateX(-100%);
        transition: transform var(--sb-transition-collapse);
        box-shadow: var(--sb-shadow-hover);
    }

    .sb-sidebar.is-open {
        transform: translateX(0);
    }

    .sb-content {
        padding: 1.25rem 1rem 1.5rem;
    }

    .sb-page-title {
        font-size: 1.375rem;
    }

    .sb-stat-value {
        font-size: 1.5rem;
    }

    .sb-footer {
        padding: 1rem 1.25rem;
    }
}

@media (max-width: 767.98px) {
    .sb-brand-tagline {
        display: none;
    }

    .sb-header-center {
        display: none !important;
    }

    .sb-fy-badge-value {
        font-size: 0.75rem;
    }
}

@media (max-width: 575.98px) {
    .sb-fy-badge-label {
        display: none;
    }
}

/* ── Data tables & forms ────────────────────────────── */

.sb-data-table thead th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--sb-text-muted);
    background: #f8fafc;
    border-bottom: 1px solid var(--sb-border);
    padding: 0.5rem 0.75rem; /* ~8px / 12px */
    white-space: nowrap;
}

.sb-data-table tbody td {
    padding: 0.4375rem 0.75rem; /* ~7px / 12px */
    vertical-align: middle;
    font-size: var(--sb-table-font-size, 0.8125rem);
}

.sb-detail-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--sb-text-muted);
    margin-bottom: 0.25rem;
}

.sb-detail-value {
    font-size: 0.9375rem;
    color: var(--sb-text);
}

.sb-nav-sublink.active {
    background: var(--sb-sidebar-active-bg);
    border-left-color: var(--sb-sidebar-active-border);
    color: var(--sb-sidebar-text-active);
}

/* ── Print ──────────────────────────────────────────── */

@media print {
    .sb-header,
    .sb-sidebar,
    .sb-footer,
    .sb-sidebar-backdrop,
    .sb-page-toolbar,
    .sb-breadcrumb {
        display: none !important;
    }

    .sb-content {
        padding: 0;
    }

    .sb-shell {
        display: block;
    }
}

/* ── Auth (login) ───────────────────────────────────── */

.sb-auth-body {
    min-height: 100vh;
    margin: 0;
    font-family: var(--sb-font);
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.sb-auth-page {
    width: 100%;
    max-width: 420px;
}

.sb-auth-card {
    border-radius: var(--sb-radius-lg);
}

.sb-auth-logo {
    display: inline-block;
}

/* ── Desktop density / MacBook UX (v1.2.4) ───────────── */

:root {
    --sb-control-height: 2.25rem; /* 36px */
    --sb-table-font-size: 0.8125rem; /* 13px */
    --sb-sidebar-font-size: 0.8125rem;
    --sb-doc-totals-width: 21rem; /* ~336px */
}

.sb-page {
    max-width: none;
}

.sb-page-title {
    font-size: 1.125rem; /* 18px */
    letter-spacing: -0.02em;
}

.sb-page-subtitle {
    font-size: 0.8125rem;
    margin-top: 0.25rem;
}

.sb-page-header {
    margin-bottom: 1.25rem;
    gap: 0.75rem;
}

.sb-content-card {
    border-radius: var(--sb-radius);
}

.sb-content-card > .card-body {
    padding: 1rem; /* 16px card padding */
}

.sb-content-card > .card-header {
    padding: 0.75rem 1rem;
}

.sb-nav-link,
.sb-nav-group-toggle {
    font-size: var(--sb-sidebar-font-size);
    padding: 0.5rem 0.75rem;
}

.sb-nav-sublink {
    font-size: var(--sb-sidebar-font-size);
    padding: 0.45rem 0.75rem 0.45rem 1.25rem;
}

.btn-sb-icon {
    width: 2.25rem;
    height: 2.25rem;
}

.sb-user-toggle {
    min-height: 2.25rem;
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
}

.form-control:not(.form-control-sm),
.form-select:not(.form-select-sm) {
    min-height: var(--sb-control-height);
    padding-top: 0.375rem;
    padding-bottom: 0.375rem;
    font-size: 0.875rem;
    line-height: 1.35;
}

.btn:not(.btn-sm):not(.btn-sb-icon):not(.sb-quick-add-btn):not(.sb-user-toggle) {
    min-height: var(--sb-control-height);
    padding-top: 0.375rem;
    padding-bottom: 0.375rem;
    display: inline-flex;
    align-items: center;
}

.form-label {
    margin-bottom: 0.35rem;
    font-size: 0.8125rem;
    font-weight: 500;
}

/* Transaction forms — maximize width, tighter rhythm */
body[data-sb-focus="transaction"] .sb-page {
    max-width: none;
}

body[data-sb-focus="transaction"] .sb-content-card > .card-body {
    padding: 0.875rem 1rem 1rem;
}

body[data-sb-focus="transaction"] .sb-content-card form > .row.g-3 {
    --bs-gutter-x: 0.875rem;
    --bs-gutter-y: 0.75rem;
}

/* Document meta: Office / Bank / Terms — prefer content-driven width */
@media (min-width: 1200px) {
    body[data-sb-focus="transaction"] .sb-content-card form > .row.g-3 > .col-md-4:has(#company_address_id),
    body[data-sb-focus="transaction"] .sb-content-card form > .row.g-3 > .col-md-4:has(#bank_account_id),
    body[data-sb-focus="transaction"] .sb-content-card form > .row.g-3 > .col-md-4:has(#terms_condition_id),
    body[data-sb-focus="transaction"] .sb-content-card form > .row.g-3 > .col-md-6:has(#company_address_id) {
        flex: 1 1 0;
        max-width: none;
        width: auto;
        min-width: 12rem;
    }

    body[data-sb-focus="transaction"] .sb-content-card form > .row.g-3 > .col-12:has(#customer_id),
    body[data-sb-focus="transaction"] .sb-content-card form > .row.g-3 > .col-12:has(#vendor_id) {
        flex: 1 1 100%;
        max-width: 100%;
    }
}

/* Item line tables — denser cells, horizontal scroll instead of shrink */
.sb-item-lines-scroll,
.invoice-items-scroll {
    overflow-x: auto;
    overflow-y: visible;
    overscroll-behavior-inline: contain;
    -webkit-overflow-scrolling: touch;
}

/* Avoid forcing every bordered table-responsive into a second scrollbar */
.table-responsive.border.rounded:not(.sb-item-lines-scroll):not(.invoice-items-scroll) {
    overflow-x: auto;
}

#quotationItemsTable,
#challanItemsTable,
#billItemsTable,
#invoiceItemsTable,
.sb-item-lines-table {
    font-size: var(--sb-table-font-size);
}

#quotationItemsTable > :not(caption) > * > *,
#challanItemsTable > :not(caption) > * > *,
#billItemsTable > :not(caption) > * > *,
#invoiceItemsTable th,
#invoiceItemsTable td,
.sb-item-lines-table > :not(caption) > * > * {
    padding: 0.375rem 0.625rem; /* ~6px / 10px */
    vertical-align: middle;
}

#quotationItemsTable .form-control-sm,
#quotationItemsTable .form-select-sm,
#challanItemsTable .form-control-sm,
#challanItemsTable .form-select-sm,
#billItemsTable .form-control-sm,
#billItemsTable .form-select-sm,
#invoiceItemsTable .form-control-sm,
#invoiceItemsTable .form-select-sm {
    min-height: 2.125rem;
    font-size: var(--sb-table-font-size);
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
}

/* Sensible column floors — scroll when viewport is tight */
#quotationItemsTable,
#challanItemsTable,
#billItemsTable {
    min-width: 78rem;
}

#quotationItemsTable th:nth-child(4),
#billItemsTable th:nth-child(4),
#challanItemsTable th:nth-child(4) { min-width: 240px; } /* Description */
#quotationItemsTable th:nth-child(5),
#billItemsTable th:nth-child(5) { min-width: 90px; } /* HSN */
#quotationItemsTable th:nth-child(6),
#billItemsTable th:nth-child(6) { min-width: 80px; } /* Qty */
#quotationItemsTable th:nth-child(7),
#billItemsTable th:nth-child(7) { min-width: 100px; } /* Unit */
#quotationItemsTable th:nth-child(8),
#billItemsTable th:nth-child(8) { min-width: 110px; } /* Rate */
#quotationItemsTable th:nth-child(9),
#billItemsTable th:nth-child(9) { min-width: 90px; } /* Disc % */
#quotationItemsTable th:nth-child(10),
#billItemsTable th:nth-child(10) { min-width: 110px; } /* Disc Amt */
#quotationItemsTable th:nth-child(11),
#billItemsTable th:nth-child(11) { min-width: 120px; } /* Taxable */
#quotationItemsTable th:nth-child(12),
#billItemsTable th:nth-child(12) { min-width: 80px; } /* GST */
#quotationItemsTable th:nth-child(13),
#billItemsTable th:nth-child(13) { min-width: 130px; } /* Line Total */

/* Challan: HSN + Ordered/Delivered/Pending (extra qty columns) */
#challanItemsTable {
    min-width: 92rem;
}
#challanItemsTable th:nth-child(5) { min-width: 90px; } /* HSN */
#challanItemsTable th:nth-child(6),
#challanItemsTable th:nth-child(7),
#challanItemsTable th:nth-child(8) { min-width: 80px; } /* Ordered / Delivered / Pending */
#challanItemsTable th:nth-child(9) { min-width: 100px; } /* Unit */
#challanItemsTable th:nth-child(10) { min-width: 110px; } /* Rate */
#challanItemsTable th:nth-child(11) { min-width: 90px; } /* Disc % */
#challanItemsTable th:nth-child(12) { min-width: 110px; } /* Disc Amt */
#challanItemsTable th:nth-child(13) { min-width: 120px; } /* Taxable */
#challanItemsTable th:nth-child(14) { min-width: 80px; } /* GST */
#challanItemsTable th:nth-child(15) { min-width: 130px; } /* Line Total */

/* Document totals panel */
.sb-doc-totals {
    width: 100%;
    max-width: var(--sb-doc-totals-width);
    margin-left: auto;
}

.sb-doc-totals .card-body {
    padding: 1rem;
}

.sb-doc-totals .form-control-sm {
    min-height: 2.125rem;
}

.sb-doc-totals .doc-totals-display dt,
.sb-doc-totals .doc-totals-display dd {
    padding-top: 0.3rem;
    padding-bottom: 0.3rem;
}

/* Form action grouping */
.sb-form-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: 1.25rem;
    padding-top: 0.875rem;
    border-top: 1px solid var(--sb-border);
}

.sb-form-actions-primary,
.sb-form-actions-secondary {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.sb-form-actions-primary {
    margin-left: auto;
}

/* Tom Select / dropdowns must not clip under sticky header */
body[data-sb-focus="transaction"] .ts-dropdown,
body[data-sb-focus="transaction"] .dropdown-menu {
    z-index: 1080;
}

body[data-sb-focus="transaction"] .ts-wrapper.form-control,
body[data-sb-focus="transaction"] .ts-wrapper.single .ts-control {
    min-height: var(--sb-control-height);
}

body[data-sb-focus="transaction"] .ts-wrapper.form-control-sm,
body[data-sb-focus="transaction"] .table .ts-wrapper .ts-control {
    min-height: 2.125rem;
}

@media (max-width: 991.98px) {
    .sb-content {
        padding: 0.875rem 0.75rem 1.25rem;
    }

    .sb-doc-totals {
        max-width: none;
    }

    #quotationItemsTable,
    #billItemsTable {
        min-width: 64rem;
    }

    #challanItemsTable {
        min-width: 72rem;
    }
}

/* List pagination — Bootstrap 5 page-item/page-link must remain distinct */
.card-footer .pagination {
    margin-bottom: 0;
}

.card-footer .page-link {
    min-width: 2.25rem;
    text-align: center;
}