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

:root {
    --color-primary: #0F172A;
    --color-secondary: #6366F1;
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;
    --color-bg: #F8FAFC;
    --color-surface: #FFFFFF;
    --color-text-primary: #1E293B;
    --color-text-secondary: #64748B;
    --color-border: #E2E8F0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --radius: 8px;
}

html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Content Header */
.content-header {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: flex-start;
    padding: 0.5rem 1rem;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    min-height: 48px;
    position: sticky;
    top: 0;
    z-index: 100;
    gap: 0.5rem;
}

.content-header .header-spacer {
    flex: 1 1 auto !important;
    min-width: 0;
}

.content-header .menu-toggle {
    color: var(--color-text-secondary);
}

.content-header .header-quick-actions {
    margin-left: 0.25rem;
    flex: 0 0 auto;
}

.content-header .user-info {
    margin-left: auto !important;
}

/* User Menu Dropdown */
.content-header .user-menu {
    margin-left: auto !important;
}

.user-dropdown {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.4rem 1rem;
    border-radius: 6px;
    transition: background-color 0.2s ease;
}

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

.user-avatar-header {
    width: 32px !important;
    height: 32px !important;
    font-size: 0.8rem !important;
}

.user-menu-btn .mud-button-root {
    text-transform: none !important;
    font-weight: 500 !important;
    color: var(--color-text-primary) !important;
    padding: 0.25rem 0.5rem !important;
    min-width: auto !important;
}

.user-menu-btn .mud-icon-root {
    color: var(--color-text-secondary) !important;
}

.mud-menu .mud-list {
    padding: 0.5rem 0;
}

.mud-menu .mud-menu-item {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
}

.mud-menu .mud-menu-item .mud-icon-root {
    margin-right: 0.75rem;
    font-size: 1.25rem;
    color: var(--color-text-secondary);
}

.app-header .mud-icon-button {
    color: var(--color-text-secondary);
}

.user-avatar {
    background: var(--color-secondary) !important;
    color: white !important;
    font-weight: 600;
    font-size: 0.75rem;
}

/* Sidebar */
.sidebar {
    background: var(--color-primary) !important;
    border-right: none !important;
    height: 100vh !important;
}

.sidebar-header {
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 0.5rem;
}

.brand-icon {
    color: var(--color-secondary) !important;
}

.brand-text {
    color: white !important;
    font-weight: 600;
}

.nav-menu {
    padding: 0 0.5rem;
}

.nav-section-title {
    color: rgba(255,255,255,0.4) !important;
    font-size: 0.65rem !important;
    letter-spacing: 0.1em;
    padding: 1rem 1rem 0.5rem 1rem;
    margin-top: 0.5rem;
}

.nav-menu .mud-nav-link {
    color: rgba(255,255,255,0.7) !important;
    border-radius: 6px;
    margin-bottom: 2px;
    font-size: 0.8125rem;
}

.nav-menu .mud-nav-link:hover {
    background: rgba(255,255,255,0.08) !important;
    color: white !important;
}

.nav-menu .mud-nav-link.active {
    background: var(--color-secondary) !important;
    color: white !important;
}

.nav-menu .mud-nav-link .mud-icon-root {
    color: inherit !important;
    font-size: 1.25rem;
}

/* Main Content */
.main-content {
    background: var(--color-bg);
    min-height: 100vh;
}

.mud-main-content.main-content {
    padding-top: 0 !important;
}

/* Page Header */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header .mud-typography-h4 {
    margin-bottom: 0.25rem;
}

/* Stat Cards */
.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon .mud-icon-root {
    font-size: 1.5rem;
    color: white;
}

.stat-icon-primary { background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%); }
.stat-icon-info { background: linear-gradient(135deg, #3B82F6 0%, #60A5FA 100%); }
.stat-icon-success { background: linear-gradient(135deg, #10B981 0%, #34D399 100%); }
.stat-icon-warning { background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%); }

.stat-content {
    flex: 1;
    min-width: 0;
}

.stat-label {
    color: var(--color-text-secondary) !important;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.stat-value {
    color: var(--color-text-primary) !important;
    font-weight: 600 !important;
    margin-top: 0.25rem;
}

/* Data Cards */
.data-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}

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

.card-body {
    padding: 1.25rem;
}

/* Overview Items */
.overview-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.overview-label {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.overview-value {
    font-weight: 600;
    color: var(--color-text-primary);
}

.text-success { color: var(--color-success) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-error { color: var(--color-error) !important; }

/* Tables */
.invoice-table {
    background: transparent;
}

.invoice-table .mud-table-head th {
    background: var(--color-bg) !important;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.invoice-table .mud-table-row:hover {
    background: var(--color-bg) !important;
}

.font-weight-medium {
    font-weight: 500;
}

/* Status Chips */
.status-chip {
    font-size: 0.7rem !important;
    font-weight: 600;
    height: 22px !important;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    text-align: center;
}

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--color-surface);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.login-logo .mud-icon-root {
    color: white;
    font-size: 1.75rem;
}

.login-title {
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.login-subtitle {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.login-form .mud-input-control {
    margin-bottom: 1rem;
}

.login-button {
    margin-top: 0.5rem;
    height: 44px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

/* MudBlazor Overrides */
.mud-paper {
    box-shadow: none;
}

.mud-table-container {
    box-shadow: none !important;
}

.mud-button-root {
    text-transform: none;
    font-weight: 500;
    letter-spacing: 0;
}

.mud-input-label {
    font-size: 0.875rem;
}

.mud-chip {
    font-weight: 500;
}

/* Fix DateRangePicker popover visibility */
.mud-popover-provider {
    z-index: 10000 !important;
}

.mud-popover {
    z-index: 10001 !important;
    overflow: visible !important;
}

.mud-picker .mud-popover {
    min-width: 320px !important;
}

.mud-picker-container {
    z-index: 10001 !important;
    overflow: visible !important;
}

.mud-picker-calendar {
    min-width: 300px !important;
}

.mud-drawer {
    overflow: visible !important;
}

.mud-main-content {
    overflow: visible !important;
}

.mud-picker-datepicker-header {
    min-width: 300px !important;
}

/* Remove the up/down spinner arrows from every numeric field (MudNumericField). */
.mud-input-numeric-spin {
    display: none !important;
}

/* Loading Progress */
.loading-progress {
    position: relative;
    display: block;
    width: 6rem;
    height: 6rem;
    margin: 20vh auto 1rem auto;
}

.loading-progress circle {
    fill: none;
    stroke: var(--color-border);
    stroke-width: 0.4rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}

.loading-progress circle:last-child {
    stroke: var(--color-secondary);
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: 500;
    color: var(--color-text-secondary);
    inset: calc(20vh + 2.5rem) 0 auto 0;
    font-size: 0.875rem;
}

.loading-progress-text:after {
    content: var(--blazor-load-percentage-text, "Loading");
}

/* Error UI */
#blazor-error-ui {
    background: var(--color-error);
    bottom: 0;
    box-shadow: var(--shadow-md);
    display: none;
    left: 0;
    padding: 0.75rem 1.5rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: white;
    font-size: 0.875rem;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1rem;
    top: 0.5rem;
}

.blazor-error-boundary {
    background: var(--color-error);
    padding: 1rem;
    color: white;
    border-radius: var(--radius);
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

/* Responsive */
@media (max-width: 600px) {
    .stat-card {
        padding: 1rem;
    }

    .stat-icon {
        width: 40px;
        height: 40px;
    }

    .page-header {
        margin-bottom: 1rem;
    }
}

/* ========== Header notification bells ========== */
.header-bells {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-right: 1rem;
}
.bell-btn .mud-icon-root { color: #475569 !important; }
.bell-btn-payment:hover .mud-icon-root  { color: #10B981 !important; }
.bell-btn-activity:hover .mud-icon-root { color: #3B82F6 !important; }
.bell-badge .mud-badge {
    font-size: 0.65rem !important;
    height: 18px !important;
    min-width: 18px !important;
    padding: 0 4px !important;
}
.notif-item-unread {
    background: #EFF6FF;
}
.notif-item-unread:hover {
    background: #DBEAFE !important;
}

/* ========== Thin scrollbars (left menu + main body) ========== */

/* Force the sidebar drawer to scroll vertically (overrides the global
   `.mud-drawer { overflow: visible }` rule above, which exists to keep
   picker popovers visible but kills the sidebar scrollbar). */
.mud-drawer.sidebar,
.sidebar .mud-drawer-content,
.sidebar .mud-navmenu {
    overflow-y: auto !important;
    overflow-x: hidden !important;
}

/* Firefox */
html, body,
.mud-drawer.sidebar,
.sidebar .mud-drawer-content,
.sidebar .mud-navmenu,
.main-content,
.mud-main-content {
    scrollbar-width: thin;
}

html, body,
.main-content,
.mud-main-content {
    scrollbar-color: rgba(148, 163, 184, 0.6) transparent;
}

.mud-drawer.sidebar,
.sidebar .mud-drawer-content,
.sidebar .mud-navmenu {
    scrollbar-color: rgba(255, 255, 255, 0.35) transparent;
}

/* WebKit (Chrome, Edge, Safari) */
html::-webkit-scrollbar,
body::-webkit-scrollbar,
.mud-drawer.sidebar::-webkit-scrollbar,
.sidebar .mud-drawer-content::-webkit-scrollbar,
.sidebar .mud-navmenu::-webkit-scrollbar,
.main-content::-webkit-scrollbar,
.mud-main-content::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track,
.mud-drawer.sidebar::-webkit-scrollbar-track,
.sidebar .mud-drawer-content::-webkit-scrollbar-track,
.sidebar .mud-navmenu::-webkit-scrollbar-track,
.main-content::-webkit-scrollbar-track,
.mud-main-content::-webkit-scrollbar-track {
    background: transparent;
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb,
.main-content::-webkit-scrollbar-thumb,
.mud-main-content::-webkit-scrollbar-thumb {
    background: rgba(148, 163, 184, 0.6);
    border-radius: 3px;
}

html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover,
.main-content::-webkit-scrollbar-thumb:hover,
.mud-main-content::-webkit-scrollbar-thumb:hover {
    background: rgba(100, 116, 139, 0.8);
}

.mud-drawer.sidebar::-webkit-scrollbar-thumb,
.sidebar .mud-drawer-content::-webkit-scrollbar-thumb,
.sidebar .mud-navmenu::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.35);
    border-radius: 3px;
}

.mud-drawer.sidebar::-webkit-scrollbar-thumb:hover,
.sidebar .mud-drawer-content::-webkit-scrollbar-thumb:hover,
.sidebar .mud-navmenu::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.55);
}

/* Sidebar resizer handle (drag-to-resize between menu and body).
   Sits flush against the right edge of the menu using --rbill-sidebar-w,
   which sidebarResizer.applyWidth keeps in sync on the document root. */
:root {
    --rbill-sidebar-w: 240px;
}
.sidebar-resizer {
    position: fixed;
    top: 0;
    left: var(--rbill-sidebar-w, 240px);
    /* MudBlazor's `.mud-drawer ~ div:not(.mud-main-content)` rule applies
       margin-left: var(--mud-drawer-width-left) to siblings of the drawer.
       The resizer is such a sibling, so without this override it gets shifted
       by an extra sidebar-width and ends up at 2× the intended position. */
    margin-left: 0 !important;
    width: 8px;
    height: 100vh;
    cursor: col-resize;
    background: transparent;
    z-index: 1301;
    touch-action: none;
    transition: background-color 0.15s ease;
}

.sidebar-resizer::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 3px;
    width: 2px;
    height: 40px;
    background: rgba(148, 163, 184, 0.55);
    border-radius: 1px;
    transform: translateY(-50%);
    transition: background-color 0.15s ease, height 0.15s ease;
    pointer-events: none;
}

.sidebar-resizer:hover {
    background-color: rgba(99, 102, 241, 0.12);
}

.sidebar-resizer:hover::after,
.sidebar-resizer:active::after {
    background: rgba(99, 102, 241, 0.95);
    height: 56px;
}

/* ===== Invoices table (always a table; horizontal scroll when wider than the screen) ===== */
.inv-grid-wrap {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: var(--color-surface);
}
.inv-grid { width: 100%; margin-bottom: 0; font-size: 0.82rem; border-collapse: separate; border-spacing: 0; }

/* header */
.inv-grid thead th {
    background: #f1f5f9;
    color: #475569;
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
    vertical-align: middle;
    border-bottom: 1px solid var(--color-border);
    padding: 11px 14px;
}
.inv-grid thead th:first-child { border-top-left-radius: 10px; }
.inv-grid thead th:last-child  { border-top-right-radius: 10px; }
.inv-grid thead th[role="button"] { cursor: pointer; user-select: none; transition: color .12s; }
.inv-grid thead th[role="button"]:hover { color: var(--color-secondary); }
.inv-grid .inv-sort { color: #cbd5e1; font-size: 0.65rem; margin-left: 3px; }

/* body */
.inv-grid tbody td {
    padding: 10px 14px;
    vertical-align: middle;
    white-space: nowrap;
    border-top: 1px solid #eef2f7;
    color: var(--color-text-primary);
}
.inv-grid tbody tr:first-child td { border-top: none; }
.inv-grid tbody tr:hover td { background: #f8fafc; }

/* footer summary */
.inv-grid tfoot td {
    padding: 12px 14px;
    border-top: 2px solid var(--color-border);
    background: #f8fafc;
    white-space: nowrap;
}
.inv-grid tfoot tr td:last-child { border-bottom-right-radius: 10px; }
.inv-grid tfoot tr td:first-child { border-bottom-left-radius: 10px; }

/* keep long emails from blowing the row width out too far */
.inv-grid td[data-label="Email"] { max-width: 240px; overflow: hidden; text-overflow: ellipsis; }

/* Bootstrap isn't loaded, so make the alignment utility classes the grid markup uses
   actually take effect (header + data line up per column). Scoped to .inv-grid. */
.inv-grid th.text-center, .inv-grid td.text-center { text-align: center; }
.inv-grid th.text-end,    .inv-grid td.text-end    { text-align: right; }

/* ===== Invoices pager (self-styled; no Bootstrap dependency) ===== */
.inv-pager { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.inv-pager-info { color: var(--color-text-secondary); font-size: 0.8rem; }
.inv-pager-info .inv-dot { margin: 0 6px; color: var(--color-border); }
.inv-pager-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.inv-input {
    height: 32px; border: 1px solid var(--color-border); border-radius: 6px;
    padding: 0 8px; font-size: 0.8rem; background: #fff; color: var(--color-text-primary);
}
.inv-input:focus { outline: none; border-color: var(--color-secondary); }

.inv-go { display: inline-flex; align-items: center; border: 1px solid var(--color-border); border-radius: 6px; overflow: hidden; height: 32px; }
.inv-go-label { background: #f1f5f9; padding: 0 9px; height: 100%; display: flex; align-items: center; font-size: 0.76rem; color: #475569; border-right: 1px solid var(--color-border); }
.inv-go-input { width: 58px; border: none; height: 100%; padding: 0 8px; font-size: 0.8rem; }
.inv-go-input:focus { outline: none; }

.inv-pagination { display: flex; align-items: center; list-style: none; gap: 3px; margin: 0; padding: 0; }
.inv-pagination li { display: flex; }
.inv-pagination li button, .inv-pagination li span {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 32px; height: 32px; padding: 0 8px;
    border: 1px solid var(--color-border); background: #fff; color: var(--color-text-primary);
    border-radius: 6px; font-size: 0.8rem; cursor: pointer; transition: background .12s, color .12s;
}
.inv-pagination li button:hover { background: #f1f5f9; }
.inv-pagination li.active button { background: var(--color-secondary); border-color: var(--color-secondary); color: #fff; font-weight: 600; }
.inv-pagination li.disabled button { color: #cbd5e1; cursor: default; background: #fff; }
.inv-pagination li.disabled button:hover { background: #fff; }
.inv-pagination li.ellipsis span { border: none; cursor: default; min-width: 18px; color: var(--color-text-secondary); }

/* ===== Project-wide Bootstrap-style grid theme (applied to every MudBlazor MudTable) ===== */
/* mirrors the Invoices (.inv-grid) look so all grids are visually consistent */
.mud-table .mud-table-container { border: 1px solid var(--color-border); border-radius: 10px; }
.mud-table .mud-table-root { border-collapse: separate; border-spacing: 0; }

/* header */
.mud-table .mud-table-head .mud-table-cell {
    background: #f1f5f9 !important;
    color: #475569 !important;
    font-weight: 600 !important;
    font-size: 0.7rem !important;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--color-border) !important;
    white-space: nowrap;
}
.mud-table .mud-table-head .mud-table-sort-label,
.mud-table .mud-table-head .mud-table-sort-label .mud-button-root,
.mud-table .mud-table-head .mud-button-label { color: #475569 !important; }

/* body */
.mud-table .mud-table-body .mud-table-cell {
    border-bottom: 1px solid #eef2f7 !important;
    font-size: 0.82rem;
    color: var(--color-text-primary);
}
.mud-table .mud-table-body .mud-table-row:hover { background: #f8fafc !important; }
.mud-table.mud-table-dense .mud-table-cell { padding: 9px 14px; }

/* footer summary */
.mud-table .mud-table-foot .mud-table-cell {
    background: #f8fafc !important;
    border-top: 2px solid var(--color-border) !important;
    font-weight: 600;
}

/* pager: lighter, matches the Invoices pager */
.mud-table .mud-table-pager { border-top: 1px solid var(--color-border); font-size: 0.8rem; }

/* ===== Rich-text (Quill-authored) message preview — restore proper list indentation =====
   The app's global reset sets ol/ul padding to 0, which makes rendered template lists
   (e.g. the payment-instructions email) hang their numbers to the far left. Re-indent them
   here so any template renders cleanly, regardless of how it was edited in the editor. */
.rte-content ol,
.rte-content ul { padding-left: 1.5rem; margin: 0.25rem 0; list-style-position: outside; }
.rte-content ol { list-style-type: decimal; }
.rte-content ul { list-style-type: disc; }
.rte-content li { margin: 0.15rem 0; }
/* hide leftover Quill editor artifacts that shouldn't render outside the editor */
.rte-content li .ql-ui { display: none; }