:root {
    --primary: #0f172a;
    --primary-strong: #111827;
    --secondary: #475569;
    --success: #176f45;
    --warning: #b7791f;
    --danger: #b63b45;
    --light: #f8fafc;
    --dark: #0f172a;
    --panel: #ffffff;
    --panel-strong: #ffffff;
    --panel-muted: #f3f6fa;
    --text: #0f172a;
    --text-soft: #475569;
    --border: rgba(15, 23, 42, 0.09);
    --shadow: rgba(15, 23, 42, 0.08);
    --shadow-lg: rgba(15, 23, 42, 0.14);
    --sidebar-bg: #ffffff;
    --sidebar-text: #1e293b;
    --sidebar-muted: #64748b;
    --sidebar-border: rgba(15, 23, 42, 0.09);
    --sidebar-active: rgba(37, 99, 235, 0.09);
    --sidebar-header-bg: rgba(241, 245, 249, 0.86);
    --sidebar-control-bg: rgba(15, 23, 42, 0.04);
    --sidebar-brand-bg: rgba(37, 99, 235, 0.1);
    --sidebar-status-bg: rgba(22, 163, 74, 0.09);
    --sidebar-status-border: rgba(22, 163, 74, 0.18);
    --sidebar-status-text: #166534;
    --page-bg: #eef4fb;
    --brand-surface: #1d4ed8;
    --soft-surface: rgba(59, 130, 246, 0.14);
    --accent: #2563eb;
    --accent-soft: rgba(37, 99, 235, 0.08);
    --staff-card-surface: rgba(255, 255, 255, 0.78);
    --staff-toolbar-surface: rgba(255, 255, 255, 0.62);
    --shelf-card-bg: rgba(255, 255, 255, 0.06);
    --shelf-card-border: rgba(255, 255, 255, 0.1);
    --soft-button-bg: rgba(15, 23, 42, 0.04);
    --action-button-surface: rgba(255, 255, 255, 0.72);
}

html[data-theme="dark"] {
    --primary: #e8f0f8;
    --primary-strong: #d7e4f1;
    --secondary: #b9c9d9;
    --success: #6ec291;
    --warning: #d59d3d;
    --danger: #e77d87;
    --light: #0f172a;
    --dark: #e2e8f0;
    --panel: #162235;
    --panel-strong: #1b2a40;
    --panel-muted: #1d2d43;
    --text: #f1f5f9;
    --text-soft: #c6d3e1;
    --border: rgba(191, 211, 232, 0.2);
    --shadow: rgba(2, 6, 23, 0.34);
    --sidebar-bg: #0b1220;
    --sidebar-text: rgba(255, 255, 255, 0.86);
    --sidebar-muted: rgba(255, 255, 255, 0.7);
    --sidebar-border: rgba(148, 163, 184, 0.12);
    --sidebar-active: rgba(255, 255, 255, 0.04);
    --sidebar-header-bg: rgba(255, 255, 255, 0.04);
    --sidebar-control-bg: rgba(255, 255, 255, 0.04);
    --sidebar-brand-bg: rgba(255, 255, 255, 0.08);
    --sidebar-status-bg: rgba(34, 197, 94, 0.12);
    --sidebar-status-border: rgba(34, 197, 94, 0.18);
    --sidebar-status-text: #d1fae5;
    --page-bg: #0b1422;
    --brand-surface: #1e293b;
    --staff-card-surface: rgba(22, 34, 53, 0.96);
    --staff-toolbar-surface: rgba(27, 42, 64, 0.94);
    --shelf-card-bg: rgba(255, 255, 255, 0.08);
    --shelf-card-border: rgba(148, 163, 184, 0.2);
    --soft-button-bg: rgba(191, 211, 232, 0.12);
    --action-button-surface: rgba(27, 42, 64, 0.98);
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    font-family: "Segoe UI", Tahoma, sans-serif;
    background: var(--page-bg);
    color: var(--text);
    line-height: 1.5;
    transition: background 0.2s ease, color 0.2s ease;
}

.hilms-swal-popup,
.swal2-popup.hilms-swal-popup {
    background: var(--panel) !important;
    color: var(--text) !important;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 18px 48px var(--shadow-lg);
}

.hilms-swal-title,
.hilms-swal-content {
    color: var(--text) !important;
}

.hilms-swal-confirm,
.hilms-swal-cancel {
    border: 0 !important;
    border-radius: 8px !important;
    padding: 0.65rem 1.1rem !important;
}

.hilms-swal-confirm {
    background: var(--accent) !important;
    color: #ffffff !important;
}

.hilms-swal-cancel {
    background: var(--soft-button-bg) !important;
    color: var(--text) !important;
}

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

html[data-theme="dark"] .card,
html[data-theme="dark"] .navbar.bg-primary {
    background: var(--panel) !important;
    border-color: var(--border) !important;
    color: var(--text);
}

.management-search {
    max-width: 420px;
    background: var(--panel);
    border-color: var(--border);
    color: var(--text);
}

.management-search::placeholder {
    color: var(--text-soft);
}

.management-list-row[hidden] {
    display: none;
}

html[data-theme="dark"] .navbar.bg-primary {
    background: var(--panel-strong) !important;
}

html[data-theme="dark"] .form-control,
html[data-theme="dark"] .form-select,
html[data-theme="dark"] textarea.form-control,
html[data-theme="dark"] .input-group-text,
html[data-theme="dark"] .nav-tabs,
html[data-theme="dark"] .nav-tabs .nav-link {
    background-color: rgba(15, 23, 42, 0.88) !important;
    border-color: var(--border) !important;
    color: var(--text) !important;
}

html[data-theme="dark"] .form-control::placeholder,
html[data-theme="dark"] .form-select::placeholder {
    color: var(--text-soft) !important;
}

html[data-theme="dark"] .nav-tabs .nav-link {
    color: var(--text-soft) !important;
    background: rgba(15, 23, 42, 0.45) !important;
    border-color: rgba(148, 163, 184, 0.2) !important;
    backdrop-filter: blur(10px);
}

html[data-theme="dark"] .nav-tabs .nav-link.active {
    color: #f8fafc !important;
    background: rgba(59, 130, 246, 0.22) !important;
    border-color: rgba(96, 165, 250, 0.7) !important;
    box-shadow: inset 0 -2px 0 rgba(96, 165, 250, 0.8);
}

html[data-theme="dark"] .btn-soft,
html[data-theme="dark"] .btn-outline-primary,
html[data-theme="dark"] .action-button,
html[data-theme="dark"] .table-action-toggle,
html[data-theme="dark"] .sidebar-collapse-toggle {
    background: rgba(30, 41, 59, 0.9) !important;
    border-color: rgba(148, 163, 184, 0.24) !important;
    color: var(--text) !important;
}

html[data-theme="dark"] .btn-outline-primary {
    border-color: rgba(96, 165, 250, 0.7) !important;
    color: #dbeafe !important;
}

html[data-theme="dark"] .action-button.primary,
html[data-theme="dark"] .btn-primary {
    background: #2563eb !important;
    border-color: rgba(147, 197, 253, 0.45) !important;
    color: #fff !important;
    box-shadow: 0 10px 22px rgba(37, 99, 235, 0.28) !important;
}

.text-muted {
    color: var(--text-soft) !important;
}

img {
    max-width: 100%;
}

a {
    text-decoration: none;
}

.btn,
.form-control,
.form-select,
.alert,
.table,
.modal-content {
    border-radius: 12px;
}

.modal-content {
    background: var(--panel-strong);
    border: 1px solid var(--border);
    color: var(--text);
    box-shadow: 0 28px 45px var(--shadow);
}

.modal-header,
.modal-body,
.modal-footer {
    border-color: var(--border);
    color: var(--text);
}

.modal-content .form-control,
.modal-content .form-select {
    background: var(--panel);
    border-color: var(--border);
    color: var(--text);
}

.modal-content .form-control::placeholder,
.modal-content .form-select::placeholder {
    color: var(--text-soft);
}

.modal-content .form-text {
    color: var(--text-soft);
}

html[data-theme="dark"] .modal-backdrop {
    --bs-backdrop-bg: #020617;
}

html[data-theme="dark"] .modal-content .btn-close {
    filter: invert(1) grayscale(100%) brightness(180%);
}

.btn-primary {
    background: var(--brand-surface);
    border: 0;
    color: #fff;
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.12);
}

.btn-primary:hover,
.btn-primary:focus {
    background: #1d4ed8;
    filter: brightness(0.98);
    color: #fff;
}

.btn-soft {
    background: var(--soft-button-bg);
    border: 1px solid var(--border);
    color: var(--text);
    backdrop-filter: blur(10px);
}

.btn-soft:hover,
.btn-soft:focus {
    background: var(--soft-button-bg);
    border-color: var(--text-soft);
    color: var(--text);
}

.btn-outline-primary {
    border-color: var(--border);
    color: var(--text);
}

.alert {
    border: 1px solid var(--border);
}

.alert-info {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.15);
    color: var(--text);
}

.alert-secondary {
    background: rgba(148, 163, 184, 0.08);
    border-color: var(--border);
    color: var(--text);
}

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--page-bg);
    padding: 2rem;
}

.auth-shell {
    width: min(1080px, 100%);
    position: relative;
}

.auth-theme-row {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 0.7rem;
}

.auth-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    min-height: 610px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 26px;
    box-shadow: 0 24px 60px var(--shadow-lg);
}

.auth-visual {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2.5rem;
    color: #fff;
    background-color: rgba(15, 23, 42, 0.72);
    background-image: url("https://images.unsplash.com/photo-1521587760476-6c12a4b040da?auto=format&fit=crop&w=1200&q=85");
    background-blend-mode: multiply;
    background-position: center;
    background-size: cover;
}

.auth-visual-brand {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.auth-visual-brand .brand-badge {
    width: 48px;
    height: 48px;
}

.auth-visual-copy {
    max-width: 480px;
}

.auth-visual-copy h1 {
    margin: 0.7rem 0;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.05;
}

.auth-visual-copy p {
    max-width: 400px;
    margin: 0;
    color: rgba(255, 255, 255, 0.82);
    font-size: 1.05rem;
}

.auth-values {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-top: 1.5rem;
}

.auth-value {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.55rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.28);
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.8rem;
}

.auth-panel {
    background: var(--panel-strong);
    padding: 2.5rem 2.3rem;
}

.auth-branding {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1.1rem;
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--brand-surface);
    color: #fff;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
}

.eyebrow {
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--secondary);
    margin-bottom: 0.15rem;
}

.auth-branding h1 {
    margin: 0;
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--text);
}

.auth-form .form-label {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-soft);
    font-weight: 700;
}

.auth-form .form-control,
.modal-content .form-control,
.modal-content .form-select {
    background: var(--panel);
    border: 1px solid var(--border);
    color: var(--text);
}

.auth-form .form-control:focus,
.modal-content .form-control:focus,
.modal-content .form-select:focus {
    border-color: rgba(15, 23, 42, 0.18);
    box-shadow: 0 0 0 0.2rem rgba(15, 23, 42, 0.08);
}

.auth-alert {
    border-radius: 12px;
}

.demo-box {
    margin-top: 1.1rem;
    background: var(--panel-muted);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.8rem 0.9rem;
}

.demo-title {
    font-size: 0.68rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--secondary);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.demo-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
    padding: 0.2rem 0;
    color: var(--text-soft);
}

.library-navbar {
    background: var(--brand-surface);
    color: #fff;
    padding: 0.9rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: none;
}

.library-navbar .container {
    display: flex;
    align-items: center;
}

.library-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.04em;
    font-size: 1.05rem;
}

.library-brand .brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.library-navbar a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 600;
}

.library-navbar a:hover {
    color: #fff;
}

.dashboard-page {
    background: var(--page-bg);
}

.dashboard-main .dashboard-content {
    width: min(1320px, 100%);
    margin: 0 auto;
    padding: 0.25rem 0 1rem;
}

.dashboard-main .library-panel,
.dashboard-main .library-hero {
    border-color: var(--border);
}

.dashboard-main .panel-head {
    min-height: 54px;
    padding: 0.95rem 1.1rem 0.35rem;
}

.dashboard-main .panel-body {
    padding: 1.05rem 1.1rem 1.15rem;
}

.dashboard-main .table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text);
    --bs-table-striped-bg: var(--table-stripe, rgba(148, 163, 184, 0.03));
    --bs-table-hover-bg: var(--table-hover, rgba(37, 99, 235, 0.08));
    border-color: var(--border);
    color: var(--text);
    margin-bottom: 0;
}

.dashboard-main .table> :not(caption)>*>* {
    background-color: transparent;
    border-color: var(--border);
    color: var(--text);
}

.dashboard-main .table thead th {
    background: var(--table-head, rgba(148, 163, 184, 0.06));
    color: var(--text-soft);
    border-bottom-color: var(--border);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.dashboard-main .table tbody tr:hover>* {
    background-color: var(--table-hover, rgba(37, 99, 235, 0.08)) !important;
    color: var(--text);
}

html[data-theme="dark"] .dashboard-main .table {
    --table-stripe: rgba(191, 211, 232, 0.045);
    --table-hover: rgba(96, 165, 250, 0.18);
    --table-head: #22344d;
}

html[data-theme="dark"] .dashboard-main .table tbody tr:hover>* {
    box-shadow: inset 0 1px 0 rgba(147, 197, 253, 0.12), inset 0 -1px 0 rgba(147, 197, 253, 0.12);
}

.dashboard-main .table-responsive {
    max-width: 100%;
    overflow-x: auto;
}

.dashboard-main .alert-light {
    background: var(--panel-muted);
    border-color: var(--border);
    color: var(--text-soft);
}

.dashboard-main .dashboard-hero h1 {
    overflow-wrap: anywhere;
}

.dashboard-main .dashboard-panel {
    height: 100%;
}

.dashboard-main .dashboard-panel .panel-body {
    min-height: 145px;
}

.dashboard-metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.85rem;
}

.dashboard-metric-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--staff-card-surface);
    box-shadow: 0 12px 26px var(--shadow);
}

.metric-icon {
    display: grid;
    width: 2.35rem;
    height: 2.35rem;
    flex: 0 0 2.35rem;
    place-items: center;
    border-radius: 11px;
    background: var(--accent-soft);
    color: var(--accent);
}

.metric-icon-warn {
    background: rgba(245, 158, 11, 0.13);
    color: #b45309;
}

.metric-icon-danger {
    background: rgba(220, 38, 38, 0.12);
    color: #b91c1c;
}

.metric-icon-success {
    background: rgba(22, 163, 74, 0.12);
    color: #15803d;
}

.metric-label,
.dashboard-metric-card small {
    display: block;
    color: var(--text-soft);
    font-size: 0.68rem;
}

.dashboard-metric-card strong {
    display: block;
    color: var(--text);
    font-size: 1.35rem;
    line-height: 1.1;
}

.dashboard-chart-layout {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.dashboard-donut {
    position: relative;
    display: grid;
    width: 8rem;
    height: 8rem;
    flex: 0 0 8rem;
    place-items: center;
    border-radius: 50%;
    background: conic-gradient(var(--accent) var(--ebook-share), #94a3b8 var(--ebook-share));
}

.dashboard-donut::before {
    content: "";
    position: absolute;
    width: 5.2rem;
    height: 5.2rem;
    border-radius: 50%;
    background: var(--panel);
}

.dashboard-donut>div {
    position: relative;
    z-index: 1;
    text-align: center;
}

.dashboard-donut strong,
.dashboard-donut small {
    display: block;
    color: var(--text);
}

.dashboard-donut small {
    color: var(--text-soft);
    font-size: 0.62rem;
}

.dashboard-legend {
    display: grid;
    gap: 0.55rem;
    color: var(--text-soft);
    font-size: 0.76rem;
}

.dashboard-legend span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.dashboard-legend strong {
    margin-left: auto;
    color: var(--text);
}

.legend-swatch {
    width: 0.65rem;
    height: 0.65rem;
    border-radius: 50%;
    background: var(--accent);
}

.legend-swatch-physical {
    background: #94a3b8;
}

.panel-kicker {
    margin-left: auto;
    color: var(--text-soft);
    font-size: 0.7rem;
}

.dashboard-status-chart {
    display: grid;
    align-content: center;
    gap: 0.9rem;
}

.dashboard-bar-row {
    display: grid;
    grid-template-columns: 6.5rem 1fr 1.5rem;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-soft);
    font-size: 0.74rem;
}

.dashboard-bar-track {
    height: 0.55rem;
    overflow: hidden;
    border-radius: 99px;
    background: var(--panel-muted);
}

.dashboard-bar-track span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--accent), var(--brand-surface));
}

.dashboard-bar-row strong {
    color: var(--text);
    text-align: right;
}

.waitlist-position {
    display: inline-flex;
    min-width: 2.25rem;
    justify-content: center;
    padding: 0.22rem 0.45rem;
    border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--border));
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 700;
}

.dashboard-main .dashboard-metric-card:focus-within,
.dashboard-main .library-panel:focus-within {
    outline: 2px solid color-mix(in srgb, var(--accent) 62%, transparent);
    outline-offset: 2px;
}

@container staff-main (max-width: 800px) {
    .dashboard-metric-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@container staff-main (max-width: 560px) {
    .dashboard-metric-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-chart-layout {
        align-items: flex-start;
        flex-direction: column;
    }

    .dashboard-bar-row {
        grid-template-columns: 5.5rem 1fr 1.3rem;
    }

    .dashboard-main .table {
        min-width: 620px;
    }
}

@container staff-main (max-width: 560px) {
    .dashboard-main .dashboard-content {
        padding-top: 0;
    }

    .dashboard-main .panel-head,
    .dashboard-main .panel-body {
        padding-left: 0.85rem;
        padding-right: 0.85rem;
    }
}

.dashboard-shell {
    max-width: 1320px;
}

.library-navbar {
    border-bottom-color: rgba(255, 255, 255, 0.18);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.16);
}

.dashboard-brand-line {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 1.25rem;
    color: var(--text-soft);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.dashboard-brand-line .brand-mark {
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.9rem;
}

.library-hero,
.library-panel,
.staff-section-card,
.stat-card {
    background: var(--staff-card-surface);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 24px;
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.86);
}

.library-hero {
    padding: 1.5rem;
}

.dashboard-hero {
    min-height: 286px;
    padding: clamp(1.25rem, 3vw, 2rem);
    border-color: rgba(37, 99, 235, 0.22);
    box-shadow: 0 24px 52px rgba(15, 23, 42, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.dashboard-hero .mini-stat {
    background: rgba(255, 255, 255, 0.52);
    border-color: rgba(37, 99, 235, 0.14);
}

html[data-theme="dark"] .dashboard-hero .mini-stat {
    background: rgba(255, 255, 255, 0.06);
}

.dashboard-search-panel {
    border-color: rgba(37, 99, 235, 0.18);
}

.dashboard-panel .panel-head,
.dashboard-search-panel .panel-head {
    display: flex;
    align-items: center;
    min-height: 62px;
}

.dashboard-panel .panel-head h2,
.dashboard-search-panel .panel-head h2 {
    letter-spacing: -0.01em;
}

.library-eyebrow {
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--secondary);
    margin-bottom: 0.4rem;
}

.library-hero h1 {
    margin: 0;
    font-size: clamp(1.55rem, 2vw, 2rem);
    color: var(--text);
}

.status-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    background: rgba(23, 111, 69, 0.08);
    color: var(--success);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.mini-stat {
    background: var(--panel-muted);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
}

.mini-stat .label,
.stat-card .label {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--secondary);
    margin-bottom: 0.45rem;
}

.mini-stat .value,
.stat-card .value {
    font-size: 1.08rem;
    font-weight: 700;
    color: var(--text);
}

.panel-head {
    padding: 1.2rem 1.2rem 0.2rem;
    border-bottom: 1px solid var(--border);
}

.panel-head h2 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
}

.panel-body {
    padding: 1.2rem;
}

.stat-card {
    padding: 1rem 0.9rem;
    min-height: 104px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
    border-color: var(--metric-color, var(--accent));
    box-shadow: 0 20px 34px rgba(15, 23, 42, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.86);
}

.stat-card::after {
    content: '';
    position: absolute;
    width: 84px;
    height: 84px;
    right: -28px;
    bottom: -30px;
    border-radius: 50%;
    background: var(--metric-soft, var(--accent-soft));
}

.stat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    margin-bottom: 0.55rem;
    border-radius: 9px;
    background: var(--metric-soft, var(--accent-soft));
    color: var(--metric-color, var(--accent));
}

.metric-patrons {
    --metric-color: #2563eb;
    --metric-soft: rgba(37, 99, 235, 0.12);
}

.metric-digital {
    --metric-color: #0f766e;
    --metric-soft: rgba(15, 118, 110, 0.12);
}

.metric-physical {
    --metric-color: #7c3aed;
    --metric-soft: rgba(124, 58, 237, 0.12);
}

.metric-loans {
    --metric-color: #c2410c;
    --metric-soft: rgba(194, 65, 12, 0.12);
}

.metric-overdue {
    --metric-color: #dc2626;
    --metric-soft: rgba(220, 38, 38, 0.12);
}

.analytics-card .card-body {
    padding: 1rem 1.1rem;
}

.analytics-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.analytics-caption {
    color: var(--text-soft);
    font-size: 0.75rem;
}

.horizontal-chart,
.health-legend {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.chart-row {
    display: grid;
    grid-template-columns: minmax(100px, 1.25fr) minmax(80px, 2fr) 28px;
    align-items: center;
    gap: 0.6rem;
}

.chart-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text);
    font-size: 0.78rem;
}

.chart-track {
    height: 9px;
    overflow: hidden;
    border-radius: 999px;
    background: var(--panel-muted);
}

.chart-bar {
    display: block;
    height: 100%;
    min-width: 4px;
    border-radius: inherit;
    background: linear-gradient(90deg, #2563eb, #0f766e);
}

.chart-value {
    color: var(--text);
    font-size: 0.78rem;
    text-align: right;
}

.loan-health-chart {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.health-ring {
    display: grid;
    place-items: center;
    position: relative;
    width: 112px;
    height: 112px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: conic-gradient(#2563eb var(--health-progress), rgba(148, 163, 184, 0.18) 0);
}

.health-ring::before {
    content: '';
    position: absolute;
    width: 82px;
    height: 82px;
    border-radius: 50%;
    background: var(--panel);
}

.health-ring span {
    position: relative;
    z-index: 1;
    color: var(--text);
    font-size: 1.35rem;
    font-weight: 700;
}

.health-legend {
    flex: 1;
    gap: 0.55rem;
}

.health-legend>div {
    display: grid;
    grid-template-columns: 9px 1fr auto;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-soft);
    font-size: 0.78rem;
}

.health-legend strong {
    color: var(--text);
}

.legend-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
}

.legend-active {
    background: #2563eb;
}

.legend-overdue {
    background: #dc2626;
}

.legend-physical {
    background: #7c3aed;
}

.overview-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

@container staff-main (max-width: 1050px) {
    .overview-metrics {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@container staff-main (max-width: 800px) {
    .overview-metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@container staff-main (max-width: 560px) {
    .overview-metrics {
        grid-template-columns: 1fr;
    }
}

.cover-thumb {
    width: 52px;
    height: 68px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.12);
}

.catalog-cover {
    height: 260px;
    object-fit: cover;
    background: var(--panel-muted);
}

.book-upload-preview {
    display: block;
    width: 72px;
    height: 96px;
    object-fit: cover;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--panel-muted);
}

body.reader-page-body {
    background: var(--page-bg);
    color: var(--text);
}

.reader-topbar {
    background: var(--panel) !important;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.reader-topbar .navbar-brand,
.reader-topbar .btn-soft,
.reader-topbar .btn {
    color: var(--text);
}

.reader-topbar .btn-soft {
    background: var(--soft-button-bg);
    border-color: var(--border);
}

.reader-page .text-muted,
.reader-shell .text-muted {
    color: var(--text-soft) !important;
}

.reader-frame {
    width: 100%;
    height: 78vh;
    min-height: 700px;
    border: 0;
    background: var(--panel);
}

.reader-video {
    display: block;
    width: 100%;
    max-height: 78vh;
    min-height: 360px;
    background: #000;
}

.reader-video-embed {
    position: relative;
    width: 100%;
    min-width: 100%;
    align-self: stretch;
    flex: 0 0 auto;
    aspect-ratio: 16 / 9;
    min-height: 360px;
    background: #000;
    overflow: hidden;
}

.reader-video-embed iframe {
    display: block;
    width: 100%;
    height: 100%;
    min-width: 100%;
    min-height: 100%;
    border: 0;
}

.reader-shell {
    position: relative;
    background: var(--staff-card-surface);
    border: 1px solid var(--border) !important;
    color: var(--text);
    overflow: visible !important;
}

.reader-header {
    background: var(--panel) !important;
    color: var(--text);
    border-bottom: 1px solid var(--border) !important;
}

.reader-shell .card-body {
    display: flex;
    flex-direction: column;
}

.reader-shell .reader-toolbar {
    order: -1;
    flex: 0 0 auto;
}

.reader-shell .epub-reader,
.reader-shell .pdf-reader {
    order: 1;
}

.reader-toolbar {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.6rem;
    border-bottom: 1px solid var(--border);
    background: var(--panel-muted);
    overflow: visible;
    scrollbar-width: thin;
    position: relative;
    flex-wrap: wrap;
}

.reader-toolbar.is-pinned {
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 8px 18px var(--shadow);
}

.reader-toolbar:has(.reader-toolbar-settings:not([hidden])) {
    z-index: 100;
    overflow: visible;
}

.reader-toolbar.is-bottom {
    order: 2 !important;
    position: sticky;
    bottom: 0;
    z-index: 100;
    border-top: 1px solid var(--border);
    border-bottom: 0;
}

.reader-toolbar.is-translucent {
    background: color-mix(in srgb, var(--panel-muted) 72%, transparent);
    backdrop-filter: blur(12px);
}

.reader-toolbar.is-glass {
    background: color-mix(in srgb, var(--panel) 42%, transparent);
    backdrop-filter: blur(18px) saturate(140%);
    border-color: color-mix(in srgb, var(--border) 70%, transparent);
}

.reader-toolbar.is-extra-compact {
    gap: 0.25rem;
    padding: 0.25rem 0.35rem;
}

.reader-toolbar.is-extra-compact .reader-toolbar-group {
    gap: 0.2rem;
}

.reader-toolbar.is-extra-compact .btn,
.reader-toolbar.is-extra-compact .form-control {
    padding: 0.18rem 0.35rem;
    font-size: 0.66rem;
}

.reader-toolbar.is-comfortable {
    padding: 0.7rem 0.85rem;
    gap: 0.7rem;
}

.reader-toolbar-group {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    min-width: 0;
    flex: 0 0 auto;
}

.reader-toolbar-search {
    justify-content: flex-start;
    min-width: 0;
    flex: 1 0 100%;
    order: -1;
}

.reader-toolbar-search .reader-search-input {
    flex: 1 1 12rem;
    min-width: 0;
    max-width: 26rem;
}

.reader-search-result {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 8rem;
}

.reader-toolbar-actions {
    justify-content: center;
}

.reader-toolbar-pagination {
    justify-content: flex-end;
    margin-left: auto;
}

.reader-toolbar-center {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    min-width: 0;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.reader-toolbar .btn,
.reader-toolbar .form-control {
    padding: 0.28rem 0.45rem;
    font-size: 0.72rem;
}

.reader-toolbar-pin {
    flex: 0 0 auto;
}

.reader-toolbar-pin.is-active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.reader-toolbar-settings-toggle {
    flex: 0 0 auto;
}

.reader-toolbar-settings {
    position: absolute;
    top: calc(100% + 0.35rem);
    right: 0.6rem;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--panel-strong);
    box-shadow: 0 12px 28px var(--shadow);
    color: var(--text);
    white-space: nowrap;
}

.reader-tools-panel {
    position: absolute;
    top: 3.5rem;
    right: 0.8rem;
    z-index: 1100;
    width: min(23rem, calc(100% - 1.6rem));
    max-height: min(70vh, 42rem);
    overflow-y: auto;
    padding: 0.85rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--panel-strong);
    color: var(--text);
    box-shadow: 0 18px 42px var(--shadow);
}

.reader-tools-heading,
.reader-tools-list-row,
.reader-tools-stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.6rem;
}

.reader-tools-heading {
    padding-bottom: 0.7rem;
    border-bottom: 1px solid var(--border);
}

.reader-tools-heading strong,
.reader-tools-heading small {
    display: block;
}

.reader-tools-heading small,
.reader-tools-help,
.reader-tools-stats {
    color: var(--text-soft);
    font-size: 0.68rem;
}

.reader-tools-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.35rem;
    padding: 0.7rem 0;
}

.reader-tools-grid .btn {
    min-height: 2.25rem;
    padding: 0.3rem 0.25rem;
    font-size: 0.67rem;
    transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease, transform 140ms ease, box-shadow 140ms ease;
}

.reader-tools-grid .btn:active,
.reader-tools-grid .btn.is-activated {
    transform: translateY(1px) scale(0.97);
    background: var(--accent) !important;
    border-color: var(--accent) !important;
    color: #fff !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 24%, transparent);
}

.reader-tools-grid .btn.is-active {
    background: var(--accent) !important;
    border-color: var(--accent) !important;
    color: #fff !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.reader-tools-section {
    display: grid;
    gap: 0.45rem;
    padding: 0.7rem 0;
    border-top: 1px solid var(--border);
}

.reader-tools-section label {
    display: grid;
    grid-template-columns: 6.5rem minmax(0, 1fr);
    align-items: center;
    gap: 0.5rem;
    color: var(--text-soft);
    font-size: 0.7rem;
}

.reader-tools-section select,
.reader-tools-section input[type="range"] {
    min-width: 0;
    width: 100%;
}

.reader-tools-section select {
    padding: 0.25rem 0.35rem;
    border: 1px solid var(--border);
    border-radius: 5px;
    background: var(--panel);
    color: var(--text);
    font-size: 0.7rem;
}

.reader-tools-section-title {
    color: var(--text-soft);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.reader-tools-list {
    display: grid;
    gap: 0.3rem;
    max-height: 8rem;
    overflow-y: auto;
}

.reader-tools-list-row {
    min-width: 0;
}

.reader-tools-link {
    overflow: hidden;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--accent);
    font-size: 0.72rem;
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.reader-tools-delete {
    flex: 0 0 auto;
    padding: 0.15rem;
    border: 0;
    background: transparent;
    color: var(--text-soft);
}

.reader-tools-note {
    display: grid;
    gap: 0.15rem;
    padding: 0.4rem;
    border-left: 3px solid var(--accent);
    background: var(--panel-muted);
    color: var(--text-soft);
    cursor: pointer;
    font-size: 0.7rem;
}

.reader-tools-note strong {
    color: var(--text);
    font-size: 0.66rem;
}

.reader-tools-help {
    padding-top: 0.65rem;
    border-top: 1px solid var(--border);
}

.reader-tools-help kbd {
    padding: 0.08rem 0.25rem;
    border: 1px solid var(--border);
    border-radius: 3px;
    background: var(--panel-muted);
    color: var(--text);
}

.reader-ruler {
    position: fixed;
    left: 0;
    z-index: 1200;
    width: 100vw;
    height: 2.5rem;
    border-top: 1px solid color-mix(in srgb, var(--accent) 70%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--accent) 70%, transparent);
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    box-shadow: 0 0 0 100vmax color-mix(in srgb, #000 18%, transparent);
    pointer-events: none;
    transform: translateY(-50%);
}

.reader-shell.reader-focus-mode .reader-header,
.reader-shell.reader-focus-mode+* {
    display: none;
}

.reader-shell.reader-focus-mode .reader-toolbar {
    opacity: 0.12;
    transition: opacity 160ms ease;
}

.reader-shell.reader-focus-mode .reader-toolbar:hover,
.reader-shell.reader-focus-mode .reader-toolbar:focus-within {
    opacity: 1;
}

body[data-reader-theme="sepia"] .reader-shell,
body[data-reader-theme="sepia"] .reader-tools-panel {
    --panel: #f6eddb;
    --panel-strong: #fff8e9;
    --panel-muted: #eadfc9;
    --text: #493b2a;
    --text-soft: #796b57;
    --border: #d8c7aa;
    --soft-button-bg: #e6d7bb;
    --accent: #a85d00;
}

body[data-reader-theme="night"] .reader-shell,
body[data-reader-theme="night"] .reader-tools-panel {
    --panel: #18202b;
    --panel-strong: #202b38;
    --panel-muted: #263442;
    --text: #dce8f0;
    --text-soft: #9eb0be;
    --border: #3a4b5a;
}

body[data-reader-theme="contrast"] .reader-shell,
body[data-reader-theme="contrast"] .reader-tools-panel {
    --panel: #000;
    --panel-strong: #000;
    --panel-muted: #171717;
    --text: #fff;
    --text-soft: #fff;
    --border: #fff;
}

body[data-reader-font="sans"] .reader-shell,
body[data-reader-font="sans"] .reader-tools-panel {
    --reader-font-family: system-ui, sans-serif;
}

body[data-reader-font="dyslexia"] .reader-shell,
body[data-reader-font="dyslexia"] .reader-tools-panel {
    --reader-font-family: Verdana, sans-serif;
    letter-spacing: 0.02em;
}

.reader-shell .epub-reader,
.reader-shell .pdf-reader {
    font-family: var(--reader-font-family, Georgia, serif);
}

.reader-toolbar-settings label {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--text-soft);
    font-size: 0.68rem;
}

.reader-toolbar-settings select {
    padding: 0.2rem 0.3rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--panel);
    color: var(--text);
    font-size: 0.68rem;
}

.reader-setting-check input {
    accent-color: var(--accent);
}

.reader-page-jump {
    width: 7.25rem;
    flex: 0 0 auto;
}

.reader-page-jump .form-control {
    min-width: 0;
}

.epub-reader {
    width: 100%;
    height: 78vh;
    min-height: 700px;
    background: var(--panel);
    color: var(--text);
}

.epub-reader.reader-vertical {
    height: auto;
    min-height: 78vh;
    overflow-y: auto;
}

.pdf-reader {
    display: flex;
    justify-content: center;
    width: 100%;
    min-height: 78vh;
    padding: 1rem;
    overflow: auto;
    background: var(--panel-muted);
    contain: layout paint;
}

.pdf-reader-vertical {
    display: grid;
    justify-items: center;
    align-content: start;
    gap: 1rem;
    max-height: 78vh;
    overflow-y: auto;
}

.pdf-reader canvas {
    display: block;
    max-width: 100%;
    height: auto;
    background: #fff;
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.2);
}

.pdf-page-canvas {
    flex: 0 0 auto;
}

.pdf-page-shell {
    position: relative;
    display: inline-block;
    flex: 0 0 auto;
    line-height: 1;
}

.pdf-text-layer {
    position: absolute;
    inset: 0;
    overflow: hidden;
    color: transparent;
    line-height: 1;
    z-index: 2;
    pointer-events: auto;
    user-select: text;
    transform-origin: 0 0;
    --scale-factor: 1;
}

.pdf-text-layer span {
    position: absolute;
    color: transparent;
    white-space: pre;
    transform-origin: 0 0;
    user-select: text;
}

.pdf-text-layer ::selection {
    background: rgba(37, 99, 235, 0.3);
}

.pdf-text-layer .pdf-search-highlight {
    background: rgba(250, 204, 21, 0.72);
    border-radius: 2px;
    color: transparent;
}

.pdf-text-layer .pdf-saved-annotation {
    background: rgba(250, 204, 21, 0.58);
    border-radius: 2px;
    color: transparent;
}

.pdf-bookmark-marker,
.pdf-note-marker {
    position: absolute;
    top: 0.5rem;
    z-index: 4;
    display: grid;
    width: 1.7rem;
    height: 1.7rem;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    box-shadow: 0 3px 8px rgba(15, 23, 42, 0.25);
}

.pdf-bookmark-marker {
    right: 0.5rem;
    background: #c2410c;
}

.pdf-note-marker {
    right: 2.7rem;
    background: #2563eb;
}

.pdf-annotation-rect {
    position: absolute;
    z-index: 3;
    background: rgba(250, 204, 21, 0.46);
    border-radius: 2px;
    pointer-events: none;
}

.pdf-annotation-rect.pdf-note-rect {
    background: rgba(37, 99, 235, 0.2);
    border-bottom: 2px solid #2563eb;
}

.reader-print-preview {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: grid;
    place-items: center;
    padding: 2rem;
    background: rgba(15, 23, 42, 0.72);
}

.reader-print-preview-card {
    display: flex;
    flex-direction: column;
    width: min(48rem, 100%);
    max-height: min(88vh, 58rem);
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--panel-strong);
    color: var(--text);
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.35);
}

.reader-print-preview-header,
.reader-print-preview-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.2rem;
    border-bottom: 1px solid var(--border);
}

.reader-print-preview-header h1 {
    margin: 0.2rem 0 0;
    font-size: 1.15rem;
}

.reader-print-preview-header small {
    color: var(--text-soft);
    font-size: 0.7rem;
    text-transform: uppercase;
}

.reader-print-preview-content {
    overflow: auto;
    padding: 1.2rem;
}

.reader-print-preview-content article {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border);
}

.reader-print-preview-content h3 {
    margin: 0 0 0.3rem;
    font-size: 0.82rem;
}

.reader-print-preview-content p {
    margin: 0;
    color: var(--text-soft);
    font-size: 0.82rem;
    white-space: pre-wrap;
}

.reader-print-preview-actions {
    justify-content: flex-end;
    border-top: 1px solid var(--border);
    border-bottom: 0;
}

.pdf-reader-vertical .pdf-page-canvas[data-rendered="0"] {
    width: min(100%, 720px);
    min-height: 62vh;
    background: var(--panel);
}

@media (max-width: 991px) {
    .reader-toolbar {
        flex-wrap: wrap;
    }

    .reader-toolbar-group {
        width: auto;
    }

    .reader-toolbar-actions,
    .reader-toolbar-pagination {
        justify-content: space-between;
    }

    .reader-toolbar-center {
        flex: 0 0 auto;
    }
}

@media (max-width: 560px) {
    .pdf-reader {
        min-height: 62vh;
        height: 62vh;
        padding: 0.5rem;
        overscroll-behavior: contain;
        touch-action: pan-y;
    }

    .pdf-reader canvas {
        max-width: 100%;
    }

    .reader-page-jump {
        width: 6.5rem;
    }
}

@media print {

    .staff-sidebar,
    .staff-topbar,
    .reader-header,
    .reader-toolbar,
    .reader-tools-panel,
    .reader-ruler,
    .reader-print-preview>* {
        display: none !important;
    }

    .reader-print-preview {
        position: static !important;
        display: block !important;
        padding: 0 !important;
        background: #fff !important;
    }

    .reader-print-preview .reader-print-preview-card {
        display: block !important;
        width: 100% !important;
        max-height: none !important;
        border: 0 !important;
        box-shadow: none !important;
    }

    .reader-print-preview .reader-print-preview-content {
        overflow: visible !important;
    }

    .reader-print-preview .reader-print-preview-header,
    .reader-print-preview .reader-print-preview-content {
        display: block !important;
    }

    .reader-print-preview .reader-print-preview-card>.reader-print-preview-header,
    .reader-print-preview .reader-print-preview-card>.reader-print-preview-content {
        color: #111 !important;
    }

    .staff-shell,
    .staff-main,
    .patron-page-content,
    .reader-shell,
    .reader-shell .card-body {
        display: block !important;
        width: 100% !important;
        max-width: none !important;
        min-height: 0 !important;
        height: auto !important;
        overflow: visible !important;
        box-shadow: none !important;
    }

    .pdf-reader,
    .epub-reader {
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
    }
}

/* Reader theme controls must remain readable even when the application shell is dark. */
html[data-theme="dark"] #staffShell body[data-reader-theme="sepia"] .reader-toolbar .btn-soft,
html[data-theme="dark"] #staffShell .reader-toolbar .btn-soft,
html[data-theme="dark"] #staffShell .reader-toolbar .btn-soft.btn {
    background: #e6d7bb !important;
    border-color: #bda783 !important;
    color: #493b2a !important;
}

body[data-reader-theme="sepia"] #staffShell .reader-tools-grid .btn.is-active,
body[data-reader-theme="sepia"] #staffShell .reader-tools-grid .btn.is-activated {
    background: #a85d00 !important;
    background-color: #a85d00 !important;
    background-image: none !important;
    border-color: #8f4d00 !important;
    color: #fff8e9 !important;
    box-shadow: 0 0 0 3px rgba(168, 93, 0, 0.24) !important;
}

:root {
    --staff-sidebar-width: 260px;
    --staff-sidebar-collapsed-width: 92px;
}

.staff-shell {
    --staff-shell-sidebar-width: var(--staff-sidebar-width);
    display: flex;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
    background: var(--page-bg);
    overflow: hidden;
    position: relative;
}

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

.staff-sidebar {
    width: var(--staff-shell-sidebar-width);
    min-width: var(--staff-shell-sidebar-width);
    max-width: var(--staff-shell-sidebar-width);
    background: var(--sidebar-bg);
    backdrop-filter: blur(14px);
    color: var(--sidebar-text);
    padding: 0.75rem 0.55rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    border-right: 1px solid var(--sidebar-border);
    transition: width 0.2s ease, min-width 0.2s ease, max-width 0.2s ease, transform 0.2s ease;
    position: relative;
    left: auto;
    top: auto;
    bottom: auto;
    transform: none;
    flex-shrink: 0;
    height: 100vh;
    overflow-y: auto;
    scrollbar-width: thin;
}

.staff-shell.sidebar-collapsed .staff-sidebar {
    width: var(--staff-sidebar-collapsed-width);
    min-width: var(--staff-sidebar-collapsed-width);
    max-width: var(--staff-sidebar-collapsed-width);
}

.staff-sidebar-header {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.4rem;
    border-radius: 10px;
    background: var(--sidebar-header-bg);
    border: 1px solid var(--sidebar-border);
    color: var(--sidebar-text);
    font-weight: 700;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--sidebar-brand-bg);
    color: var(--sidebar-text);
    flex-shrink: 0;
}

.brand-label {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-collapse-toggle {
    border: 1px solid var(--sidebar-border);
    background: var(--sidebar-control-bg);
    backdrop-filter: blur(10px);
    color: var(--sidebar-text);
    border-radius: 8px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.staff-shell.sidebar-collapsed .staff-sidebar-header {
    justify-content: center;
}

.staff-shell.sidebar-collapsed .brand-label,
.staff-shell.sidebar-collapsed .sidebar-link span:last-child,
.staff-shell.sidebar-collapsed .sidebar-status {
    display: none;
}

.staff-shell.sidebar-collapsed .staff-sidebar-nav {
    align-items: center;
}

.staff-shell.sidebar-collapsed .sidebar-link {
    justify-content: center;
    width: 100%;
    padding: 0.6rem 0.3rem;
}

.staff-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.58rem 0.6rem;
    border-radius: 12px;
    color: var(--sidebar-text);
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.sidebar-link:hover,
.sidebar-link.active {
    background: var(--sidebar-active);
    color: var(--sidebar-text);
    text-decoration: none;
}

.sidebar-link.active {
    background: var(--brand-surface);
    color: #fff;
    font-weight: 700;
    box-shadow: 0 8px 18px rgba(37, 99, 235, 0.22);
}

.sidebar-link.active i {
    color: #fff;
}

.sidebar-link i {
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-status {
    margin-top: auto;
    padding: 0.6rem 0.65rem;
    border-radius: 12px;
    background: var(--sidebar-status-bg);
    border: 1px solid var(--sidebar-status-border);
    color: var(--sidebar-status-text);
    font-size: 0.8rem;
    letter-spacing: 0.02em;
}

.staff-main {
    flex: 1 1 0;
    min-width: 0;
    padding: 0.9rem;
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    box-sizing: border-box;
    container: staff-main / inline-size;
}

.staff-topbar {
    position: sticky;
    top: 0;
    z-index: 15;
    width: 100%;
    align-self: stretch;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 0 0.7rem;
    padding: 0.5rem 0.7rem;
    gap: 0.55rem;
    background: rgba(2, 11, 22, 0.72);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    border-radius: 18px;
}

html[data-theme="light"] .staff-topbar {
    background: rgba(255, 255, 255, 0.82);
}

.staff-topbar .h3,
.staff-topbar h1 {
    font-size: clamp(1.25rem, 2vw, 1.9rem);
    line-height: 1.2;
    margin: 0;
}

.staff-topbar-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: nowrap;
    justify-content: flex-end;
    margin-left: auto;
    min-width: max-content;
}

.staff-topbar-brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    min-width: 0;
}

.staff-topbar-label {
    color: var(--text-soft);
    font-size: 0.95rem;
    font-weight: 600;
    white-space: nowrap;
}

.operations-menu {
    min-width: 220px;
    padding: 0.45rem;
}

.operations-menu-title {
    padding: 0.45rem 0.7rem 0.55rem;
    color: var(--text-soft);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.staff-breadcrumb-separator {
    color: var(--text-soft);
    opacity: 0.55;
}

.staff-breadcrumb-current {
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 700;
    white-space: nowrap;
}

.staff-topbar-actions .btn,
.staff-topbar-actions .btn-primary,
.staff-topbar-actions .btn-outline-primary,
.staff-topbar-actions .btn-soft {
    padding: 0.55rem 0.9rem;
    font-size: 0.82rem;
    white-space: nowrap;
}

.staff-topbar .topbar-action-label {
    display: none;
}

.staff-topbar .topbar-action {
    width: 38px;
    min-width: 38px;
    height: 38px;
    padding: 0.5rem;
    justify-content: center;
}

@media (min-width: 1200px) {
    .staff-topbar .topbar-action-label {
        display: inline;
        font-size: 0.78rem;
        font-weight: 600;
    }

    .staff-topbar .topbar-action {
        width: auto;
        min-width: 0;
        padding: 0.5rem 0.72rem;
    }
}

.staff-main-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.2rem;
    padding: 0.85rem 1rem;
    border-radius: 16px;
    background: var(--staff-toolbar-surface);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.04);
}

.management-actions {
    display: flex;
    gap: 0.7rem;
    flex-wrap: wrap;
}

.action-button {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    background: var(--action-button-surface);
    border: 1px solid rgba(148, 163, 184, 0.22);
    color: var(--text);
    border-radius: 12px;
    padding: 0.72rem 1rem;
    font-weight: 600;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.04);
    backdrop-filter: blur(10px);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.action-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 22px rgba(15, 23, 42, 0.08);
}

.action-button.primary {
    background: var(--brand-surface);
    border: 0;
    color: #fff;
}

.staff-section-card {
    overflow: hidden;
    backdrop-filter: blur(8px);
}

.staff-section-card:has(.dropdown-menu.show),
.table-responsive:has(.dropdown-menu.show),
.staff-section-card.dropdown-portal-open,
.table-responsive.dropdown-portal-open {
    overflow: visible;
}

.staff-section-card .card-body {
    padding: 1.35rem;
}

.patron-profile {
    max-width: 1440px;
    margin: 0 auto;
}

.patron-profile-heading {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1rem;
    min-width: 0;
}

.patron-avatar {
    display: grid;
    place-items: center;
    flex: 0 0 48px;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--brand-surface);
    color: #fff;
    font-size: 1.15rem;
}

.patron-profile-name {
    min-width: 0;
    flex: 1 1 auto;
}

.patron-profile-name h1,
.patron-profile-name p {
    overflow-wrap: anywhere;
}

.patron-profile-heading .badge {
    flex: 0 0 auto;
}

.patron-profile-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-left: auto;
}

.patron-profile-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.patron-account-strip {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(150px, 0.75fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.patron-account-status,
.patron-account-meta {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 0;
    padding: 0.75rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--panel-muted);
}

.patron-account-status>i,
.patron-account-meta>span i {
    flex: 0 0 auto;
    color: var(--accent);
}

.patron-account-status.is-blocked {
    border-color: rgba(220, 38, 38, 0.3);
    background: rgba(220, 38, 38, 0.08);
}

.patron-account-status.is-blocked>i,
.patron-account-meta.has-balance,
.patron-account-meta.has-balance>span i {
    color: #b91c1c;
}

.patron-account-status.is-clear>i {
    color: var(--success);
}

.patron-account-status div,
.patron-account-meta {
    overflow-wrap: anywhere;
}

.patron-account-status strong,
.patron-account-status span,
.patron-account-meta span,
.patron-account-meta strong {
    display: block;
}

.patron-account-status strong,
.patron-account-meta strong {
    font-size: 0.82rem;
}

.patron-account-status span,
.patron-account-meta span {
    color: var(--text-soft);
    font-size: 0.7rem;
}

.patron-account-meta {
    display: block;
}

.patron-account-meta span {
    margin-bottom: 0.25rem;
}

.patron-account-meta span i {
    margin-right: 0.35rem;
}

.patron-stat-card {
    min-width: 0;
    min-height: 106px;
    padding: 0.85rem 0.9rem;
    justify-content: flex-start;
}

.patron-stat-card .patron-stat-icon {
    display: inline-grid;
    place-items: center;
    width: 28px;
    height: 28px;
    margin-bottom: 0.55rem;
    border-radius: 9px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.8rem;
}

.patron-stat-card .label {
    margin-bottom: 0.25rem;
    font-size: 0.64rem;
}

.patron-stat-card strong {
    position: relative;
    z-index: 1;
    display: block;
    overflow-wrap: anywhere;
    font-size: 0.92rem;
    line-height: 1.3;
}

.patron-profile-grid {
    align-items: stretch;
}

.patron-profile-grid>[class*="col-"] {
    display: flex;
    min-width: 0;
}

.patron-profile-grid .staff-section-card {
    width: 100%;
    height: 100%;
}

.patron-profile-grid .staff-section-card .card-body {
    padding: 1rem 1.1rem;
}

.patron-profile-grid h2 {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0.9rem;
    font-size: 1rem;
}

.patron-profile-grid h2>i {
    color: var(--accent);
    font-size: 0.9rem;
}

.patron-profile-grid h2 .badge {
    margin-left: 0.15rem;
    font-size: 0.7rem;
}

.patron-profile-grid dl {
    font-size: 0.86rem;
}

.patron-profile-grid dt,
.patron-profile-grid dd {
    margin-bottom: 0.55rem;
}

.patron-profile-grid .table-responsive {
    max-width: 100%;
    overflow-x: auto;
}

.patron-profile-grid .table {
    min-width: 520px;
    margin-bottom: 0;
    font-size: 0.82rem;
}

.patron-history-grid {
    align-items: stretch;
}

.patron-history-grid>[class*="col-"] {
    display: flex;
    min-width: 0;
}

.patron-history-grid .staff-section-card {
    width: 100%;
}

@container staff-main (max-width: 850px) {
    .patron-profile-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .patron-account-strip {
        grid-template-columns: 1fr 1fr;
    }

    .patron-account-status {
        grid-column: 1 / -1;
    }
}

@container staff-main (max-width: 560px) {
    .staff-topbar-brand {
        min-width: 0;
    }

    .staff-topbar-label,
    .staff-breadcrumb-separator {
        display: none;
    }

    .staff-breadcrumb-current {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .patron-profile-heading {
        align-items: flex-start;
    }

    .patron-profile-heading .badge {
        font-size: 0.68rem !important;
    }

    .patron-profile-actions {
        width: 100%;
        justify-content: flex-start;
        margin-left: 0;
    }

    .patron-profile-stats {
        grid-template-columns: 1fr;
        gap: 0.6rem;
    }

    .patron-account-strip {
        grid-template-columns: 1fr;
    }

    .patron-account-status {
        grid-column: auto;
    }

    .patron-stat-card {
        min-height: 0;
    }

    .patron-profile-grid .staff-section-card .card-body {
        padding: 0.9rem;
    }
}

.staff-main .profile-summary-card {
    display: block;
    width: 100%;
    min-height: 100%;
    padding: 1.25rem;
    border: 1px solid rgba(37, 99, 235, 0.16);
    border-radius: 18px;
    background: var(--panel);
}

html[data-theme="dark"] .staff-main .profile-summary-card {
    border-color: rgba(96, 165, 250, 0.2);
}

.staff-main .profile-summary-heading {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-height: 70px;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.staff-main .profile-avatar {
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    flex: 0 0 54px;
    border-radius: 16px;
    background: var(--brand-surface);
    color: #fff;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.staff-main .profile-status {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--success);
    font-size: 0.74rem;
    font-weight: 700;
}

.staff-main .profile-status i {
    font-size: 0.45rem;
}

.staff-main .profile-detail-list {
    margin: 0.7rem 0 1rem;
}

.staff-main .profile-detail-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.82rem;
}

.staff-main .profile-detail-row:last-child {
    border-bottom: 0;
}

.staff-main .profile-detail-row span {
    flex: 0 0 42%;
    color: var(--text-soft);
}

.staff-main .profile-detail-row strong {
    flex: 1 1 auto;
    max-width: 58%;
    overflow-wrap: anywhere;
    color: var(--text);
    text-align: right;
}

.staff-main .profile-summary-note {
    padding: 0.8rem;
    border-radius: 12px;
    background: var(--accent-soft);
    color: var(--text-soft);
    font-size: 0.76rem;
    line-height: 1.5;
}

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text);
    --bs-table-striped-bg: rgba(148, 163, 184, 0.03);
    --bs-table-hover-bg: rgba(37, 99, 235, 0.08);
    border-color: var(--border);
    color: var(--text);
}

.table th,
.table td {
    border-color: var(--border);
    color: var(--text);
    vertical-align: middle;
}

.table tbody tr {
    transition: background-color 0.18s ease, box-shadow 0.18s ease;
}

.table tbody tr:hover>* {
    background-color: var(--bs-table-hover-bg) !important;
    color: var(--text);
}

html[data-theme="dark"] .table {
    --bs-table-striped-bg: rgba(191, 211, 232, 0.045);
    --bs-table-hover-bg: rgba(96, 165, 250, 0.18);
}

html[data-theme="dark"] .table thead th {
    background: #22344d;
    color: #e6f0fa;
    border-bottom-color: rgba(191, 211, 232, 0.3);
}

html[data-theme="dark"] .table tbody tr:hover>* {
    box-shadow: inset 0 1px 0 rgba(147, 197, 253, 0.12), inset 0 -1px 0 rgba(147, 197, 253, 0.12);
}

.table thead th {
    background: rgba(148, 163, 184, 0.06);
    color: var(--text-soft);
    font-size: 0.76rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.table-action-toggle {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    backdrop-filter: blur(10px);
    color: var(--text);
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.dropdown-menu {
    z-index: 1080;
    background: var(--panel-strong);
    border: 1px solid var(--border);
    box-shadow: 0 18px 35px var(--shadow);
    border-radius: 12px;
    padding: 0.5rem;
}

.dropdown-item {
    color: var(--text);
    border-radius: 10px;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--soft-button-bg);
    color: var(--text);
}

.modal-content.staff-modal {
    background: var(--panel-strong);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 28px 45px var(--shadow);
    color: var(--text);
}

.modal-content.staff-modal .modal-header,
.modal-content.staff-modal .modal-body,
.modal-content.staff-modal .modal-footer {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}

.modal-content.staff-modal .form-control,
.modal-content.staff-modal .form-select {
    background: var(--panel);
    border-color: var(--border);
    color: var(--text);
}

#titleModal .input-group-text {
    min-width: 38px;
    justify-content: center;
    background: var(--panel-muted);
    border-color: var(--border);
    color: var(--text-soft);
}

#titleModal .input-group .form-control,
#titleModal .input-group .form-select {
    min-width: 0;
}

.book-upload-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    max-width: 100%;
    padding: 0.35rem 0.55rem 0.35rem 0.35rem;
    border: 1px dashed var(--border);
    border-radius: 10px;
    background: var(--panel-muted);
    color: var(--text-soft);
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.book-upload-trigger:hover,
.book-upload-trigger:focus-within {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.book-upload-trigger span {
    font-size: 0.78rem;
    font-weight: 600;
}

.book-upload-trigger .book-upload-preview {
    margin: 0;
}

@media (max-width: 991.98px) {
    #titleModal .modal-dialog {
        max-width: min(680px, calc(100vw - 1.5rem));
    }

    #titleModal .modal-body>[class*="col-"] {
        width: 50%;
    }

    #titleModal .modal-body {
        --bs-gutter-x: 0.8rem;
        --bs-gutter-y: 0.75rem;
    }
}

@media (max-width: 575.98px) {
    #titleModal .modal-dialog {
        max-width: calc(100vw - 0.75rem);
        margin: 0.375rem auto;
    }

    #titleModal .modal-body>[class*="col-"] {
        width: 100%;
    }

    #titleModal .modal-header,
    #titleModal .modal-body,
    #titleModal .modal-footer {
        padding: 0.8rem;
    }

    #titleModal .form-label {
        font-size: 0.85rem;
    }
}

.list-group-item {
    background: rgba(15, 23, 42, 0.02) !important;
    border-color: var(--border) !important;
    color: var(--text) !important;
}

.small-muted {
    font-size: 0.85rem;
    color: var(--text-soft);
}

.catalog-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.catalog-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.catalog-filter-bar {
    display: grid;
    grid-template-columns: minmax(180px, 2fr) repeat(3, minmax(120px, 1fr)) auto;
    gap: 0.6rem;
    align-items: center;
    margin-bottom: 1rem;
}

.catalog-filter-bar .form-control,
.catalog-filter-bar .form-select {
    min-width: 0;
    background: var(--panel);
    border-color: var(--border);
    color: var(--text);
}

.catalog-filter-count {
    color: var(--text-soft);
    font-size: 0.78rem;
    white-space: nowrap;
}

.catalog-pagination {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 1rem;
}

.catalogue-table {
    table-layout: fixed;
    width: 100%;
}

.catalogue-table th,
.catalogue-table td {
    padding: 0.75rem 0.65rem;
}

.catalogue-table th:nth-child(1),
.catalogue-table td:nth-child(1) {
    width: 38%;
}

.catalogue-table th:nth-child(2),
.catalogue-table td:nth-child(2) {
    width: 22%;
}

.catalogue-table th:nth-child(3),
.catalogue-table td:nth-child(3) {
    width: 24%;
}

.catalogue-table th:nth-child(4),
.catalogue-table td:nth-child(4) {
    width: 8%;
}

.catalogue-table th:nth-child(5),
.catalogue-table td:nth-child(5) {
    width: 8%;
}

.catalogue-book-cell {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    min-width: 0;
}

.catalogue-book-cover {
    width: 42px;
    height: 58px;
    flex: 0 0 42px;
    object-fit: cover;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: var(--panel-muted);
}

.catalogue-book-details,
.catalogue-meta {
    display: grid;
    gap: 0.18rem;
    min-width: 0;
}

.catalogue-book-details strong,
.catalogue-book-details small,
.catalogue-meta span,
.catalogue-meta code {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.catalogue-book-details strong {
    color: var(--text);
    font-size: 0.88rem;
}

.catalogue-book-details small,
.catalogue-meta small {
    color: var(--text-soft);
    font-size: 0.76rem;
}

.catalogue-meta code {
    color: var(--accent);
    font-size: 0.74rem;
}

.catalog-read-count {
    display: inline-flex;
    align-items: center;
    color: var(--text-soft);
    font-size: 0.8rem;
    white-space: nowrap;
}

@container staff-main (max-width: 850px) {
    .topbar-action-label {
        display: none;
    }

    .staff-topbar .topbar-action {
        width: 38px;
        min-width: 38px;
        padding: 0.55rem;
        justify-content: center;
    }

    .catalog-filter-bar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .catalog-filter-bar [data-catalog-search],
    .catalog-filter-count {
        grid-column: 1 / -1;
    }
}

@container staff-main (max-width: 560px) {
    .catalog-filter-bar {
        grid-template-columns: 1fr;
    }

    .catalog-filter-bar [data-catalog-search],
    .catalog-filter-count {
        grid-column: auto;
    }

    .catalogue-table {
        min-width: 560px;
    }
}

.catalog-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.12);
    color: var(--text);
    border: 1px solid rgba(37, 99, 235, 0.12);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-weight: 700;
}

.catalog-pill.neutral {
    background: rgba(148, 163, 184, 0.08);
}

.catalog-shelf-layout {
    display: grid;
    gap: 1rem;
}

.shelf-row {
    display: grid;
    gap: 0.8rem;
    background: rgba(24, 39, 56, 0.96);
    border: 1px solid rgba(179, 197, 218, 0.22);
    border-radius: 18px;
    padding: 1.15rem 1.1rem 1.2rem;
    box-shadow: 0 24px 44px rgba(15, 23, 42, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.14);
    position: relative;
    overflow: hidden;
}

.shelf-heading {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    min-width: 0;
    padding-bottom: 0.2rem;
}

.shelf-name {
    display: grid;
    gap: 0.1rem;
    min-width: 0;
    color: #fff;
}

.shelf-name strong,
.shelf-name small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.shelf-name small {
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.72rem;
}

.shelf-row::before {
    content: "";
    position: absolute;
    left: 0.8rem;
    right: 0.8rem;
    bottom: 0.7rem;
    height: 12px;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.1);
    box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.08);
}

.shelf-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    width: fit-content;
    padding: 0.3rem 0.6rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: #fef7ed;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.shelf-books {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr));
    gap: 0.9rem;
    align-items: stretch;
    min-width: 0;
}

.library-book-card {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    padding: 0.65rem;
    min-width: 0;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.library-book-card:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.library-book-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 30px rgba(15, 23, 42, 0.18);
    border-color: rgba(255, 255, 255, 0.22);
    color: inherit;
    text-decoration: none;
}

.book-cover-card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 0;
    aspect-ratio: 3 / 4;
    padding: 0.35rem;
    border-radius: 10px;
    background: #eee8dc;
    border: 1px solid rgba(60, 40, 20, 0.12);
}

.book-cover-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    display: block;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.1);
}

.book-detail {
    display: grid;
    gap: 0.2rem;
    color: #fffaf3;
}

.book-category {
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
}

.book-detail strong {
    font-size: 0.88rem;
    line-height: 1.4;
    color: #fff;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    overflow: hidden;
}

.book-detail small {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.78);
}

.book-location {
    margin-top: 0.15rem;
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.82);
}

.shelf-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    border-radius: 12px;
    border: 1px dashed rgba(255, 255, 255, 0.34);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.04);
}

.mobile-sidebar-toggle {
    display: none;
}

@media (min-width: 768px) {
    .staff-shell {
        position: relative;
    }

    .staff-sidebar {
        position: relative;
        left: auto;
        top: auto;
        bottom: auto;
        transform: none;
        z-index: 1;
    }

    .staff-shell.sidebar-open .staff-sidebar {
        transform: none;
    }
}

@media (max-width: 767px) {
    .staff-shell {
        position: relative;
    }

    .staff-sidebar {
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        transform: translateX(-100%);
        z-index: 40;
    }

    .staff-shell.sidebar-open .staff-sidebar {
        transform: translateX(0);
    }

    .mobile-sidebar-toggle {
        display: inline-flex;
    }

    .staff-topbar {
        padding: 0.6rem 0.8rem;
        align-items: center;
    }

    .staff-main {
        padding: 0.7rem;
    }

    .catalog-filter-bar {
        grid-template-columns: 1fr 1fr;
    }

    .catalog-filter-bar [data-catalog-search],
    .catalog-filter-count {
        grid-column: 1 / -1;
    }

    .auth-page {
        padding: 1rem;
    }

    .auth-panel {
        padding: 1.4rem 1.1rem;
    }

    .auth-layout {
        display: block;
        min-height: 0;
    }

    .auth-visual {
        min-height: 290px;
        padding: 1.5rem;
    }

    .auth-visual-copy h1 {
        font-size: 2rem;
    }

    .demo-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .management-actions {
        width: 100%;
    }

    .action-button {
        flex: 1 1 160px;
        justify-content: center;
    }

}

.management-list-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.65rem 0;
    border-top: 1px solid var(--border);
    color: var(--text);
    font-size: 0.86rem;
}

.management-list-row form {
    flex-shrink: 0;
}

.physical-catalog-card {
    min-height: 420px;
}

.physical-shelf-grid {
    display: grid;
    gap: 1rem;
}

.physical-shelf {
    overflow: hidden;
    border: 1px solid var(--sidebar-border);
    border-radius: 14px;
    background: var(--panel-bg, #fff);
}

.physical-shelf-heading {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--sidebar-border);
    background: var(--sidebar-active);
}

.physical-shelf-heading small,
.physical-book-row p,
.physical-book-row small,
.physical-book-availability small {
    display: block;
    color: var(--muted-text, #6b7280);
}

.physical-book-list {
    display: grid;
}

.physical-book-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid var(--sidebar-border);
}

.physical-book-row:last-child {
    border-bottom: 0;
}

.physical-book-row h3 {
    margin: 0;
    font-size: 1rem;
}

.physical-book-row p {
    margin: 0.25rem 0;
}

.physical-book-availability {
    min-width: 78px;
    align-self: center;
    text-align: right;
}

.staff-sidebar-header .brand-mark {
    width: 30px;
    height: 30px;
    border-radius: 8px;
}

.overview-list-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
}

.overview-list-controls {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(130px, 1fr);
    gap: 0.55rem;
    margin-bottom: 0.8rem;
}

.overview-pagination {
    display: flex;
    justify-content: flex-end;
    gap: 0.35rem;
    margin-top: 0.8rem;
}

.pagination-ellipsis {
    display: inline-flex;
    align-items: center;
    padding: 0 0.15rem;
    color: var(--text-soft);
}

.overview-activity-list {
    min-height: 180px;
}

.overview-activity-item {
    transition: background-color 160ms ease, transform 160ms ease;
}

.overview-activity-item:hover {
    background: var(--accent-soft);
    transform: translateX(2px);
}

.activity-icon {
    display: inline-grid;
    width: 2rem;
    height: 2rem;
    flex: 0 0 2rem;
    place-items: center;
    border-radius: 10px;
    background: var(--panel-muted);
    color: var(--text-soft);
}

.activity-icon-primary {
    background: rgba(37, 99, 235, 0.12);
    color: #2563eb;
}

.activity-icon-success {
    background: rgba(22, 163, 74, 0.12);
    color: #15803d;
}

.activity-icon-info {
    background: rgba(14, 116, 144, 0.12);
    color: #0e7490;
}

.activity-icon-warning {
    background: rgba(245, 158, 11, 0.14);
    color: #b45309;
}

.activity-icon-danger {
    background: rgba(220, 38, 38, 0.12);
    color: #b91c1c;
}

.activity-icon-secondary {
    background: var(--panel-muted);
    color: var(--text-soft);
}

.activity-actor {
    margin-top: 0.22rem;
    color: var(--text-soft);
    font-size: 0.7rem;
}

.activity-actor-id {
    color: var(--accent);
    font-weight: 700;
}

html[data-theme="dark"] .activity-icon-primary {
    color: #93c5fd;
}

html[data-theme="dark"] .activity-icon-success {
    color: #86efac;
}

html[data-theme="dark"] .activity-icon-info {
    color: #67e8f9;
}

html[data-theme="dark"] .activity-icon-warning {
    color: #fcd34d;
}

html[data-theme="dark"] .activity-icon-danger {
    color: #fca5a5;
}

@container staff-main (max-width: 560px) {
    .overview-list-controls {
        grid-template-columns: 1fr;
    }
}

.circulation-out {
    color: #2563eb;
}

.circulation-due.is-upcoming,
.circulation-countdown.is-upcoming {
    color: #15803d;
}

.circulation-due.is-overdue,
.circulation-countdown.is-overdue {
    color: #dc2626;
}

.circulation-countdown {
    font-size: 0.76rem;
    font-weight: 700;
}

.circulation-status-badge {
    border: 1px solid transparent;
    letter-spacing: 0.02em;
}

.badge.circulation-status-active {
    display: inline-block;
    background-color: #dcfce7 !important;
    border-color: #86efac !important;
    color: #166534 !important;
}

.badge.circulation-status-returned {
    display: inline-block;
    background-color: #dbeafe !important;
    border-color: #93c5fd !important;
    color: #1e40af !important;
}

html[data-theme="dark"] .badge.circulation-status-active {
    background-color: rgba(34, 197, 94, 0.2) !important;
    border-color: rgba(74, 222, 128, 0.55) !important;
    color: #bbf7d0 !important;
}

html[data-theme="dark"] .badge.circulation-status-returned {
    background-color: rgba(59, 130, 246, 0.22) !important;
    border-color: rgba(96, 165, 250, 0.6) !important;
    color: #bfdbfe !important;
}

.circulation-book-cell {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 180px;
}

.circulation-book-cover {
    width: 34px;
    height: 46px;
    flex: 0 0 auto;
    object-fit: cover;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--panel-muted);
}

.patron-page-main .patron-page-content {
    width: min(1320px, 100%);
    margin: 0 auto;
    padding: 0.25rem 0 1rem;
}

.patron-page-main .profile-content {
    max-width: 920px;
}

.patron-page-main .reader-page {
    max-width: 1440px;
}

.patron-page-main .card,
.patron-page-main .library-panel {
    border-color: var(--border);
    background: var(--staff-card-surface);
    color: var(--text);
}

.patron-page-main .card-body,
.patron-page-main .card-footer {
    color: var(--text);
}

@container staff-main (max-width: 560px) {
    .patron-page-main .patron-page-content {
        padding-top: 0;
    }
}

.landing-page {
    background: var(--page-bg);
    background-image: radial-gradient(circle at 12% 16%, rgba(37, 99, 235, 0.12), transparent 28rem), linear-gradient(135deg, transparent 50%, rgba(15, 23, 42, 0.025) 50%);
}

.landing-nav,
.landing-hero,
.landing-services,
.landing-statement,
.landing-footer {
    width: min(1180px, calc(100% - 4rem));
    margin-inline: auto;
}

.landing-nav {
    position: relative;
    z-index: 5;
    min-height: 88px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.landing-nav::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
    content: "";
}

.landing-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--text);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-decoration: none;
}

.landing-brand small {
    display: block;
    color: var(--text-soft);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.landing-nav-links {
    display: flex;
    gap: 2rem;
    margin-left: auto;
}

.landing-nav-links a,
.landing-text-link,
.landing-service-card a,
.landing-footer a {
    color: var(--text-soft);
    text-decoration: none;
}

.landing-nav-links a {
    position: relative;
    transition: color 0.2s ease;
}

.landing-nav-links a::after {
    position: absolute;
    right: 0;
    bottom: -0.65rem;
    left: 0;
    height: 2px;
    background: var(--accent);
    content: "";
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.2s ease;
}

.landing-nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.landing-nav-links a:hover,
.landing-text-link:hover,
.landing-service-card a:hover,
.landing-footer a:hover {
    color: var(--accent);
}

.landing-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.landing-login {
    padding-inline: 1.1rem;
}

.landing-tour-trigger {
    font-size: 0.82rem;
}

.landing-hero {
    min-height: 590px;
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
    align-items: center;
    gap: 3.2rem;
    padding-block: 4rem 4.8rem;
}

.landing-hero-copy {
    position: relative;
    z-index: 1;
}

.landing-hero-copy>* {
    animation: landing-rise 0.7s ease both;
}

.landing-hero-copy> :nth-child(2) {
    animation-delay: 0.08s;
}

.landing-hero-copy> :nth-child(3) {
    animation-delay: 0.16s;
}

.landing-hero-copy> :nth-child(4) {
    animation-delay: 0.24s;
}

.landing-hero-copy> :nth-child(5) {
    animation-delay: 0.32s;
}

.landing-kicker {
    margin: 0 0 1rem;
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.landing-hero h1 {
    max-width: 650px;
    margin: 0;
    color: var(--text);
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(3.2rem, 6.5vw, 6.2rem);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 0.93;
}

.landing-hero h1 em {
    color: var(--accent);
    font-style: italic;
}

.landing-lead {
    max-width: 510px;
    margin: 1.8rem 0 0;
    color: var(--text-soft);
    font-size: 1.12rem;
    line-height: 1.7;
}

.landing-hero-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 2.2rem;
}

.landing-text-link {
    font-size: 0.9rem;
    font-weight: 700;
}

.landing-proof {
    display: flex;
    flex-wrap: wrap;
    gap: 1.1rem;
    margin-top: 2.5rem;
    color: var(--text-soft);
    font-size: 0.78rem;
}

.landing-proof i {
    margin-right: 0.35rem;
    color: var(--success);
}

.landing-hero-art {
    position: relative;
    min-height: 500px;
    animation: landing-rise 0.8s 0.12s ease both;
}

.landing-image-frame {
    position: absolute;
    inset: 0 1.5rem 1.5rem 0;
    overflow: hidden;
    border-radius: 4px 90px 4px 90px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.15), rgba(15, 23, 42, 0.72)), url("https://images.unsplash.com/photo-1507842217343-583bb7270b66?auto=format&fit=crop&w=1200&q=85") center / cover;
    box-shadow: 24px 28px 0 rgba(37, 99, 235, 0.13), 0 28px 60px var(--shadow-lg);
}

.landing-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(7, 16, 31, 0.76));
}

.landing-image-caption {
    position: absolute;
    right: 2rem;
    bottom: 2rem;
    left: 2rem;
    color: #fff;
}

.landing-image-caption span {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.72rem;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.landing-image-caption strong {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2rem;
    font-weight: 400;
}

.landing-float-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.9rem 1.1rem;
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 4px;
    background: color-mix(in srgb, var(--panel) 88%, transparent);
    box-shadow: 0 16px 36px var(--shadow-lg);
    backdrop-filter: blur(14px);
    color: var(--text);
}

.landing-float-card i {
    color: var(--accent);
    font-size: 1.15rem;
}

.landing-float-card strong,
.landing-float-card small {
    display: block;
}

.landing-float-card strong {
    font-size: 0.85rem;
}

.landing-float-card small {
    margin-top: 0.15rem;
    color: var(--text-soft);
    font-size: 0.7rem;
}

.landing-float-top {
    top: 3rem;
    right: -1.8rem;
}

.landing-float-bottom {
    bottom: 0;
    left: -2rem;
}

.landing-float-icon {
    display: grid;
    width: 2.2rem;
    height: 2.2rem;
    place-items: center;
    border-radius: 50%;
    background: var(--soft-surface);
}

.landing-services {
    padding-block: 2rem 6rem;
}

.landing-section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 2rem;
}

.landing-section-heading .landing-kicker {
    margin-bottom: 0.5rem;
}

.landing-section-heading h2,
.landing-statement h2 {
    max-width: 600px;
    margin: 0;
    color: var(--text);
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2rem, 4vw, 3.3rem);
    font-weight: 400;
    line-height: 1.05;
}

.landing-service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.landing-service-card {
    min-height: 270px;
    padding: 1.8rem;
    border: 1px solid var(--border);
    background: var(--panel);
    box-shadow: 0 12px 30px var(--shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.landing-service-card:hover {
    border-color: rgba(37, 99, 235, 0.35);
    box-shadow: 0 18px 38px var(--shadow-lg);
    transform: translateY(-0.35rem);
}

.landing-service-featured {
    background: var(--brand-surface);
    color: #fff;
    transform: translateY(-1rem);
}

.landing-service-featured:hover {
    transform: translateY(-1.35rem);
}

.landing-service-card h3 {
    margin: 1.4rem 0 0.65rem;
    font-size: 1.15rem;
}

.landing-service-card p {
    min-height: 72px;
    margin: 0 0 1.3rem;
    color: var(--text-soft);
    font-size: 0.9rem;
    line-height: 1.6;
}

.landing-service-featured p,
.landing-service-featured a {
    color: rgba(255, 255, 255, 0.8);
}

.landing-service-card a {
    font-size: 0.8rem;
    font-weight: 800;
}

.landing-service-card a i {
    margin-left: 0.45rem;
}

.landing-card-icon {
    display: grid;
    width: 2.8rem;
    height: 2.8rem;
    place-items: center;
    background: var(--soft-surface);
    color: var(--accent);
}

.landing-service-featured .landing-card-icon {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}

.landing-statement {
    display: grid;
    grid-template-columns: 1fr 0.7fr;
    gap: 5rem;
    align-items: end;
    padding-block: 5rem;
    border-top: 1px solid var(--border);
}

.landing-statement>p {
    margin: 0;
    color: var(--text-soft);
    font-size: 1rem;
    line-height: 1.75;
}

.landing-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 1.5rem 2.2rem;
    border-top: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 0.78rem;
}

@keyframes landing-rise {
    from {
        opacity: 0;
        transform: translateY(1rem);
    }

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

@media (max-width: 1050px) {
    .landing-hero {
        gap: 2rem;
    }

    .landing-hero h1 {
        font-size: clamp(3rem, 6vw, 5rem);
    }
}

@media (max-width: 900px) {
    .landing-hero {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding-top: 3rem;
    }

    .landing-hero-art {
        min-height: 430px;
    }

    .landing-float-top {
        right: 0;
    }

    .landing-float-bottom {
        left: 0;
    }

    .landing-statement {
        gap: 2rem;
    }
}

@media (max-width: 640px) {

    .landing-nav,
    .landing-hero,
    .landing-services,
    .landing-statement,
    .landing-footer {
        width: min(100% - 2rem, 1180px);
    }

    .landing-nav {
        min-height: 74px;
    }

    .landing-nav-links {
        display: none;
    }

    .landing-nav-actions .btn-soft {
        display: none;
    }

    .landing-hero {
        min-height: 0;
        padding-block: 3rem 4rem;
    }

    .landing-hero h1 {
        font-size: clamp(3.2rem, 16vw, 5rem);
    }

    .landing-hero-art {
        min-height: 360px;
    }

    .landing-image-frame {
        inset: 0 0 1rem;
        border-radius: 4px 54px 4px 54px;
    }

    .landing-float-card {
        transform: scale(0.9);
        transform-origin: center;
    }

    .landing-float-top {
        top: 1rem;
        right: -0.3rem;
    }

    .landing-float-bottom {
        bottom: -0.5rem;
        left: -0.3rem;
    }

    .landing-section-heading,
    .landing-statement {
        display: block;
    }

    .landing-section-heading h2 {
        margin-top: 0.7rem;
    }

    .landing-service-grid {
        grid-template-columns: 1fr;
    }

    .landing-service-featured {
        transform: none;
    }

    .landing-service-card p {
        min-height: 0;
    }

    .landing-statement>p {
        margin-top: 1.5rem;
    }

    .landing-footer {
        flex-wrap: wrap;
    }
}

.landing-tour-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: grid;
    place-items: center;
    padding: 1rem;
    background: rgba(3, 10, 22, 0.68);
    backdrop-filter: blur(8px);
    animation: landing-fade-in 0.2s ease both;
}

.landing-tour-card {
    position: relative;
    width: min(440px, 100%);
    padding: 2.3rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--panel);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.3);
    color: var(--text);
}

.landing-tour-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 2.2rem;
    height: 2.2rem;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: transparent;
    color: var(--text-soft);
}

.landing-tour-close:hover {
    background: var(--soft-button-bg);
    color: var(--text);
}

.landing-tour-icon {
    display: grid;
    width: 3.5rem;
    height: 3.5rem;
    margin-bottom: 1.4rem;
    place-items: center;
    border-radius: 50%;
    background: var(--soft-surface);
    color: var(--accent);
    font-size: 1.3rem;
}

.landing-tour-card h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2.25rem;
    font-weight: 400;
    line-height: 1.05;
}

.landing-tour-text {
    min-height: 4.8rem;
    margin: 1rem 0 1.5rem;
    color: var(--text-soft);
    line-height: 1.65;
}

.landing-tour-progress {
    display: flex;
    gap: 0.4rem;
    margin-bottom: 1.8rem;
}

.landing-tour-progress span {
    width: 2rem;
    height: 0.25rem;
    background: var(--border);
    transition: background 0.2s ease, width 0.2s ease;
}

.landing-tour-progress span.is-active {
    width: 3.2rem;
    background: var(--accent);
}

.landing-tour-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.landing-tour-actions .btn {
    margin-left: 0.45rem;
}

.landing-tour-actions button:disabled {
    opacity: 0.45;
}

@keyframes landing-fade-in {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@media (max-width: 640px) {
    .landing-nav-actions .landing-tour-trigger {
        display: inline-block;
        padding-inline: 0.65rem;
        font-size: 0;
    }

    .landing-nav-actions .landing-tour-trigger i {
        margin: 0 !important;
        font-size: 0.85rem;
    }
}

@media (prefers-reduced-motion: reduce) {

    .landing-hero-copy>*,
    .landing-hero-art,
    .landing-tour-backdrop {
        animation: none;
    }

    .landing-service-card,
    .landing-nav-links a::after,
    .landing-tour-progress span {
        transition: none;
    }
}

.staff-topbar-actions form,
.staff-topbar-actions .topbar-action {
    flex: 0 0 auto;
}

.reader-toolbar.is-bottom .reader-toolbar-settings {
    top: auto;
    bottom: calc(100% + 0.35rem);
}

body[data-reader-theme="sepia"] .reader-tools-panel .btn-soft,
body[data-reader-theme="sepia"] .reader-tools-panel .reader-tools-link,
body[data-reader-theme="sepia"] .reader-tools-panel select,
body[data-reader-theme="sepia"] .reader-tools-panel input,
body[data-reader-theme="sepia"] .reader-tools-panel .reader-tools-heading,
body[data-reader-theme="sepia"] .reader-tools-panel .reader-tools-section-title {
    color: #493b2a !important;
}

body[data-reader-theme="sepia"] .reader-tools-panel .btn-soft {
    background: #e6d7bb !important;
    border-color: #bda783 !important;
}

body[data-reader-theme="sepia"] .reader-toolbar,
body[data-reader-theme="sepia"] .reader-toolbar .btn,
body[data-reader-theme="sepia"] .reader-toolbar .form-control,
body[data-reader-theme="sepia"] .reader-toolbar .text-muted,
body[data-reader-theme="sepia"] .reader-toolbar .reader-search-result {
    color: #493b2a !important;
}

body[data-reader-theme="sepia"] .reader-toolbar .btn-soft {
    background: #e6d7bb !important;
    border-color: #bda783 !important;
    color: #493b2a !important;
}

html[data-theme="dark"] body[data-reader-theme="sepia"] .reader-toolbar .btn-soft,
html[data-theme="dark"] body[data-reader-theme="sepia"] .reader-toolbar .btn-outline-primary {
    background: #e6d7bb !important;
    border-color: #bda783 !important;
    color: #493b2a !important;
}

body[data-reader-theme="sepia"] .reader-toolbar .form-control {
    background: #fff8e9 !important;
    border-color: #bda783 !important;
}

body[data-reader-theme="sepia"] .reader-toolbar .btn:disabled,
body[data-reader-theme="sepia"] .reader-toolbar .btn.disabled {
    color: #7b6a52 !important;
    background: #d8c7aa !important;
    border-color: #bda783 !important;
    opacity: 1 !important;
}

.reader-saved-highlight {
    fill: #f4c542;
    fill-opacity: 0.58;
    mix-blend-mode: multiply;
}

body[data-reader-theme="sepia"] #staffShell .reader-tools-grid .btn.is-active,
body[data-reader-theme="sepia"] #staffShell .reader-tools-grid .btn.is-activated {
    background: #a85d00 !important;
    border-color: #8f4d00 !important;
    color: #fff8e9 !important;
    box-shadow: 0 0 0 3px rgba(168, 93, 0, 0.24) !important;
}