/* ==========================================================================
   教會管理系統 — 活潑現代配色
   ========================================================================== */

:root {
    --app-bg: #f4f6f9;
    --app-surface: #ffffff;
    --app-white: #ffffff;
    --app-primary: #0284c7;
    --app-primary-hover: #0369a1;
    --app-primary-light: #38bdf8;
    --app-primary-soft: #e0f2fe;
    --app-primary-muted: #bae6fd;
    --app-accent: #db2777;
    --app-accent-hover: #be185d;
    --app-accent-soft: #fdf2f8;
    --app-accent-muted: #fbcfe8;
    --app-navy: #1e293b;
    --app-navy-hover: #0f172a;
    --app-gold: #d97706;
    --app-gold-soft: #fef3c7;
    --app-text: #1e293b;
    --app-text-secondary: #475569;
    --app-text-muted: #64748b;
    --app-border: #e2e8f0;
    --app-border-light: #f1f5f9;
    --app-border-strong: #cbd5e1;
    --app-surface-muted: #f8fafc;
    --app-surface-table: #f1f3f5;
    --app-table-stripe: rgba(241, 245, 249, 0.7);
    --app-table-hover: #e0f2fe;
    --app-check-border: #334155;
    --app-check-text: #0f172a;
    --app-sidebar-width: 260px;
    --app-radius: 14px;
    --app-radius-sm: 10px;
    --app-radius-lg: 18px;
    --app-shadow-sm: 0 1px 3px rgba(30, 41, 59, 0.06);
    --app-shadow: 0 4px 16px rgba(30, 41, 59, 0.08);
    --app-shadow-md: 0 8px 28px rgba(30, 41, 59, 0.12);
    --app-primary-rgb: 2, 132, 199;
    --app-accent-rgb: 219, 39, 119;
    --app-gradient-primary: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
    --app-gradient-accent: linear-gradient(135deg, #f472b6 0%, #db2777 100%);
    --app-gradient-gold: linear-gradient(135deg, #fbbf24 0%, #d97706 100%);
    --app-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    --bs-primary: #0284c7;
    --bs-primary-rgb: 2, 132, 199;
    --bs-body-font-family: var(--app-font);
    --bs-body-color: var(--app-text);
    --bs-body-bg: var(--app-bg);
    --bs-border-color: var(--app-border);
    --bs-link-color: var(--app-primary);
    --bs-link-hover-color: var(--app-primary-hover);
}

/* ---- 深色模式 ---- */
[data-theme="dark"] {
    --app-bg: #0f172a;
    --app-surface: #1e293b;
    --app-white: #1e293b;
    --app-primary: #38bdf8;
    --app-primary-hover: #7dd3fc;
    --app-primary-light: #0ea5e9;
    --app-primary-soft: #0c4a6e;
    --app-primary-muted: #075985;
    --app-accent: #f472b6;
    --app-accent-hover: #f9a8d4;
    --app-accent-soft: #831843;
    --app-accent-muted: #9d174d;
    --app-navy: #e2e8f0;
    --app-navy-hover: #f8fafc;
    --app-gold: #fbbf24;
    --app-gold-soft: #78350f;
    --app-text: #e2e8f0;
    --app-text-secondary: #cbd5e1;
    --app-text-muted: #94a3b8;
    --app-border: #334155;
    --app-border-light: #1e293b;
    --app-border-strong: #475569;
    --app-surface-muted: #162032;
    --app-surface-table: #1a2438;
    --app-table-stripe: rgba(255, 255, 255, 0.04);
    --app-table-hover: #0c4a6e;
    --app-check-border: #94a3b8;
    --app-check-text: #e2e8f0;
    --app-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.35);
    --app-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    --app-shadow-md: 0 8px 28px rgba(0, 0, 0, 0.45);
    --app-primary-rgb: 56, 189, 248;
    --app-accent-rgb: 244, 114, 182;
    --bs-primary: #38bdf8;
    --bs-primary-rgb: 56, 189, 248;
    --bs-body-color: #e2e8f0;
    --bs-body-bg: #0f172a;
    --bs-border-color: #334155;
    --bs-secondary-color: #cbd5e1;
    --bs-secondary-bg: #162032;
    --bs-tertiary-bg: #1e293b;
    --bs-heading-color: #e2e8f0;
    color-scheme: dark;
}

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

/* ---- Base ---- */
body,
.app-body {
    font-family: var(--app-font);
    background-color: var(--app-bg);
    color: var(--app-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: 100%;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--app-text);
    font-weight: 600;
}

/* ---- App Shell ---- */
.app-shell {
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
}

.app-sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.4);
    z-index: 1040;
    backdrop-filter: blur(2px);
}

.app-sidebar {
    width: var(--app-sidebar-width);
    flex-shrink: 0;
    background: var(--app-surface);
    border-right: 1px solid var(--app-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1050;
    transition: transform 0.25s ease;
}

.app-sidebar-brand {
    padding: 1.25rem 1rem 1rem;
    border-bottom: 1px solid var(--app-border-light);
}

.app-brand-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--app-text);
}

.app-brand-link:hover {
    color: var(--app-primary);
}

.app-brand-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--app-radius-sm);
    background: var(--app-gradient-gold);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(217, 119, 6, 0.3);
}

.app-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.app-brand-title {
    font-weight: 700;
    font-size: 0.9375rem;
}

.app-brand-sub {
    font-size: 0.6875rem;
    color: var(--app-text-muted);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.app-sidebar-nav {
    flex: 1;
    padding: 0.75rem 0.625rem;
    overflow-y: auto;
}

.app-nav-section {
    margin-bottom: 1.25rem;
}

.app-nav-section-title {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--app-text-muted);
    padding: 0 0.75rem 0.5rem;
}

.app-nav-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem 0.75rem;
    margin-bottom: 0.125rem;
    border-radius: var(--app-radius-sm);
    color: var(--app-text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.15s ease, color 0.15s ease;
}

.app-nav-link:hover {
    background: var(--app-bg);
    color: var(--app-text);
}

.app-nav-link.is-active {
    background: var(--app-gradient-primary);
    color: #fff;
    box-shadow: 0 2px 10px rgba(var(--app-primary-rgb), 0.35);
}

.app-nav-link.is-active .app-nav-icon {
    color: #fff;
}

.app-nav-icon {
    font-size: 1.0625rem;
    color: var(--app-text-muted);
    width: 1.25rem;
    text-align: center;
    flex-shrink: 0;
}

.app-nav-link:hover .app-nav-icon {
    color: var(--app-primary);
}

/* ---- Main Area ---- */
.app-main {
    flex: 1;
    min-width: 0;
    margin-left: var(--app-sidebar-width);
    display: flex;
    flex-direction: column;
}

.app-topbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
    padding: 0.875rem 1.5rem;
    background: var(--app-surface);
    border-bottom: 1px solid var(--app-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-sm);
    background: var(--app-surface);
    color: var(--app-text-secondary);
    cursor: pointer;
    flex-shrink: 0;
}

.app-menu-btn:hover {
    background: var(--app-bg);
    border-color: var(--app-primary-muted);
    color: var(--app-primary);
}

.app-topbar-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
    color: var(--app-text);
    line-height: 1.3;
    flex: 1 1 8rem;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-topbar-alerts {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 0.5rem;
    min-width: 0;
}

.app-topbar-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
    margin-left: auto;
}

.app-topbar-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.app-damage-alert,
.app-safety-alert {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.35rem 0.65rem;
    line-height: 1.3;
    white-space: nowrap;
}

.login-body {
    background: var(--app-bg);
}

.login-brand-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: var(--app-primary-muted);
    color: var(--app-primary);
    font-size: 1.5rem;
}

.login-card {
    border-radius: var(--app-radius-lg);
}

.login-password-wrap {
    position: relative;
}

.login-password-input {
    padding-right: 3rem;
}

.login-password-toggle {
    position: absolute;
    top: 50%;
    right: 0.75rem;
    transform: translateY(-50%);
    border: 0;
    background: transparent;
    color: var(--app-text-secondary);
    padding: 0.25rem;
    line-height: 1;
    border-radius: var(--app-radius-sm);
}

.login-password-toggle:hover {
    color: var(--app-primary);
    background: var(--app-primary-muted);
}

.login-password-toggle:focus-visible {
    outline: 2px solid var(--app-primary);
    outline-offset: 2px;
}

.btn-google {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    background: #fff;
    border: 1px solid var(--app-border);
    color: var(--app-text);
    font-weight: 500;
    box-shadow: var(--app-shadow-sm);
}

.btn-google:hover,
.btn-google:focus {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: var(--app-text);
}

.btn-google-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.login-divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-align: center;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--app-border);
}

.app-content {
    flex: 1;
    padding: 1.5rem;
    max-width: 1280px;
}

.app-alert {
    border-radius: var(--app-radius-sm);
    border: none;
    box-shadow: var(--app-shadow-sm);
    margin-bottom: 1.25rem;
}

/* ---- Page Header ---- */
.page-header h1,
.page-header .h3 {
    font-size: 1.375rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

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

/* ---- Cards ---- */
.card {
    border: 1px solid var(--app-border-light);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow);
    background: var(--app-surface);
}

.card-header {
    font-weight: 600;
    font-size: 0.9375rem;
    background: var(--app-surface);
    border-bottom: 1px solid var(--app-border-light);
    padding: 0.875rem 1.25rem;
    color: var(--app-text);
}

.card-body {
    padding: 1.25rem;
}

/* ---- Buttons ---- */
.btn {
    font-weight: 500;
    border-radius: var(--app-radius-sm);
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    transition: all 0.15s ease;
}

.btn-primary {
    background: var(--app-gradient-primary);
    border: none;
    color: #fff;
    box-shadow: 0 4px 12px rgba(var(--app-primary-rgb), 0.3);
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, #0ea5e9 0%, #0369a1 100%);
    border: none;
    color: #fff;
    box-shadow: 0 6px 16px rgba(var(--app-primary-rgb), 0.38);
}

.btn-accent {
    background: var(--app-gradient-accent);
    border: none;
    color: #fff;
    box-shadow: 0 4px 15px rgba(var(--app-accent-rgb), 0.28);
}

.btn-navy,
.btn-dark {
    background: var(--app-navy);
    border-color: var(--app-navy);
    color: #fff;
}

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

.btn-outline-primary:hover {
    background: var(--app-primary-soft);
    border-color: var(--app-primary);
    color: var(--app-primary-hover);
}

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

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

.btn-lg {
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    border-radius: var(--app-radius-sm);
}

.btn-sm {
    font-size: 0.8125rem;
    padding: 0.3125rem 0.625rem;
}

/* ---- Forms ---- */
.form-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--app-text-secondary);
    margin-bottom: 0.375rem;
}

.form-control,
.form-select {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-sm);
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    color: var(--app-text);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 3px rgba(var(--app-primary-rgb), 0.14);
}

.form-control-plaintext {
    color: var(--app-text);
}

.form-text {
    font-size: 0.75rem;
    color: var(--app-text-muted);
}

/* ---- Tables ---- */
.table-responsive {
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow-sm);
    -webkit-overflow-scrolling: touch;
}

.table {
    margin-bottom: 0;
    font-size: 0.875rem;
}

.table thead th,
.table thead.table-dark th {
    background: var(--app-bg);
    color: var(--app-text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--app-border);
    padding: 0.75rem 1rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.875rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--app-border-light);
    color: var(--app-text-secondary);
}

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

.table-hover tbody tr:hover {
    background-color: var(--app-accent-soft);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: transparent;
}

.table-striped > tbody > tr:nth-of-type(even) > * {
    background-color: var(--app-table-stripe);
}

.table code {
    font-size: 0.8125rem;
    color: var(--app-primary);
    background: var(--app-primary-soft);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
}

.table a {
    color: var(--app-primary);
    font-weight: 500;
    text-decoration: none;
}

.table a:hover {
    color: var(--app-primary-hover);
    text-decoration: underline;
}

/* ---- Nav Tabs ---- */
.nav-tabs {
    border-bottom: 1px solid var(--app-border);
    gap: 0.25rem;
    margin-bottom: 1.25rem;
}

.nav-tabs .nav-link {
    border: none;
    border-radius: var(--app-radius-sm) var(--app-radius-sm) 0 0;
    color: var(--app-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.625rem 1rem;
    margin-bottom: -1px;
}

.nav-tabs .nav-link:hover {
    color: var(--app-primary);
    background: var(--app-primary-soft);
    border-color: transparent;
}

.nav-tabs .nav-link.active {
    color: var(--app-primary);
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-bottom-color: var(--app-surface);
    font-weight: 600;
}

/* ---- Nav Pills ---- */
.nav-pills {
    gap: 0.375rem;
}

.nav-pills .nav-link {
    border: 1px solid transparent;
    border-radius: var(--app-radius-sm);
    color: var(--app-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 0.875rem;
}

.nav-pills .nav-link:hover {
    color: var(--app-primary);
    background: var(--app-primary-soft);
}

.nav-pills .nav-link.active {
    color: #fff;
    background: var(--app-gradient-primary);
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(var(--app-primary-rgb), 0.25);
}

/* ---- Responsive Link Nav ---- */
.responsive-link-nav__label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--app-text-secondary);
    margin-bottom: 0.375rem;
}

.responsive-link-nav__select {
    min-height: 2.75rem;
    padding: 0.625rem 2.25rem 0.625rem 0.875rem;
    border-radius: var(--app-radius-sm);
    border-color: var(--app-border);
    background-color: var(--app-surface);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--app-text);
    box-shadow: var(--app-shadow-sm);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23475569' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
}

.responsive-link-nav__select:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--app-primary-rgb), 0.16);
}

.responsive-link-nav__list {
    margin-bottom: 0;
}

.responsive-link-nav .nav-tabs {
    margin-bottom: 0;
}

/* ---- Badges ---- */
.badge {
    font-weight: 600;
    font-size: 0.75rem;
    padding: 0.4em 0.75em;
    border-radius: 999px;
}

.badge.text-bg-primary,
.bg-primary.badge {
    background: var(--app-gradient-primary) !important;
    color: #fff !important;
    border: none;
}

/* ---- Pagination ---- */
.pagination {
    margin-top: 1.25rem;
    gap: 0.25rem;
}

.page-link {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-sm);
    color: var(--app-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    margin: 0 0.125rem;
}

.page-link:hover {
    background: var(--app-primary-soft);
    border-color: var(--app-primary-muted);
    color: var(--app-primary);
}

.page-item.active .page-link {
    background: var(--app-gradient-primary);
    border-color: transparent;
    color: #fff;
}

/* ---- Alerts ---- */
.alert {
    border-radius: var(--app-radius-sm);
    font-size: 0.875rem;
}

/* ---- Home ---- */
.home-hero {
    min-height: 50vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    box-shadow: var(--app-shadow);
    padding: 3rem 2rem;
}

.home-hero .display-1 {
    color: var(--app-primary);
}

.home-hero .display-5 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

.home-hero .lead {
    font-size: 1rem;
    color: var(--app-text-muted);
}

.home-hero-compact {
    min-height: 0;
    padding: 2rem 1.5rem;
}

.safety-below-row > td {
    background-color: var(--bs-warning-bg-subtle, #fff3cd);
}

/* ---- Sortable / Field options ---- */
.sort-order-col {
    width: 2.75rem;
}

.sort-handle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    color: var(--app-text-muted);
    cursor: grab;
    border-radius: var(--app-radius-sm);
    touch-action: none;
}

.sort-handle:hover {
    color: var(--app-primary);
    background-color: var(--app-primary-soft);
}

.sort-handle:active {
    cursor: grabbing;
}

.sortable-tbody.is-sorting .sort-handle {
    cursor: grabbing;
}

.sortable-tbody tr.sortable-ghost {
    opacity: 0.45;
    background-color: var(--app-primary-soft);
}

.sortable-tbody tr.sortable-chosen {
    background-color: var(--app-bg);
}

.sortable-tbody.is-sorting-pending {
    opacity: 0.65;
    pointer-events: none;
}

.field-option-label-cell {
    min-width: 10rem;
}

.field-option-label-edit .form-control {
    min-width: 8rem;
}

.field-option-add-panel {
    border-color: var(--app-border);
    background-color: var(--app-bg);
}

.field-option-add-panel .card-body {
    padding: 0.75rem;
}

.date-picker-trigger {
    cursor: pointer;
    min-width: 2.75rem;
}

.date-picker-group .date-picker {
    border-right: 0;
}

.location-group {
    background-color: var(--app-bg);
    border-color: var(--app-border) !important;
}

.repeatable-container .repeatable-row:last-child {
    margin-bottom: 0 !important;
}

.form-actions .btn-lg {
    width: 100%;
}

.form-label .text-danger {
    font-weight: 600;
}

.photo-item img {
    max-height: 150px;
    object-fit: cover;
    border-radius: var(--app-radius-sm);
}

.barcode-img {
    max-width: 100%;
    height: auto;
    border-radius: var(--app-radius-sm);
    background: #fff;
    padding: 0.75rem;
}

.barcode-modal-body {
    background: #fff;
    padding: 1.5rem 1rem;
}

.barcode-modal-img {
    width: 100%;
    max-width: 420px;
    image-rendering: auto;
}

.img-thumbnail {
    border-radius: var(--app-radius-sm);
    border-color: var(--app-border);
}

/* ---- List actions ---- */
.list-actions-cell .btn {
    white-space: nowrap;
}

.equipment-list-row.is-expandable {
    cursor: pointer;
}

.equipment-list-row.is-expandable:focus-visible {
    outline: 2px solid var(--app-primary, #0d6efd);
    outline-offset: -2px;
}

.equipment-list-chevron {
    display: inline-block;
    transition: transform 0.15s ease;
}

.equipment-list-row.is-expanded .equipment-list-chevron {
    transform: rotate(90deg);
}

.equipment-list-child td:nth-child(2) {
    padding-left: 1.5rem;
}

.equipment-list-child {
    background: color-mix(in srgb, var(--app-table-hover, #e0f2fe) 45%, transparent);
}

/* ---- Mobile ---- */
@media (max-width: 767.98px) {
    .page-header {
        gap: 0.75rem;
    }

    .page-header > .d-flex,
    .page-header .d-flex.gap-2:not(.inventory-period-picker) {
        width: 100%;
    }

    .page-header .inventory-period-picker {
        width: auto;
        max-width: 100%;
        flex: 1 1 auto;
        min-width: 0;
    }

    .page-header .inventory-period-select {
        flex: 1 1 auto;
        min-width: 0;
        width: auto;
    }

    .page-header .btn {
        flex: 1 1 calc(50% - 0.25rem);
        min-width: 0;
    }

    .d-flex.justify-content-between.align-items-center.mb-4 {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .d-flex.justify-content-between.align-items-center.mb-4 > .btn {
        width: 100%;
    }

    .responsive-link-nav {
        margin-bottom: 1rem;
    }
}

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

    .app-sidebar.is-open {
        transform: translateX(0);
        box-shadow: var(--app-shadow-md);
    }

    .app-nav-section-title {
        font-size: 1.0625rem;
    }

    .app-nav-link {
        font-size: 1.375rem;
    }

    .app-main {
        margin-left: 0;
    }

    .app-menu-btn {
        display: flex;
    }

    .app-content {
        padding: 1rem;
    }

    .app-topbar {
        padding: 0.75rem 1rem;
    }

    .app-topbar-alerts {
        flex: 1 1 100%;
        width: 100%;
        order: 5;
    }

    .app-damage-alert,
    .app-safety-alert {
        display: flex;
        width: 100%;
        max-width: 100%;
        white-space: normal;
        text-align: left;
    }

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

@media (min-width: 576px) {
    .form-actions .btn-lg {
        width: auto;
        min-width: 10rem;
    }
}

@media (min-width: 992px) {
    .app-topbar-title {
        font-size: 1.25rem;
    }
}

/* 名片 OCR 指定填入 */
.card-ocr-lines {
    max-height: 220px;
    overflow-y: auto;
}

.card-ocr-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.5rem;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius);
    margin-bottom: 0.5rem;
    background: var(--bs-body-bg);
}

.card-ocr-line-text {
    flex: 1 1 8rem;
    min-width: 0;
    word-break: break-word;
    font-size: 0.9rem;
    line-height: 1.35;
}

.card-ocr-line-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.card-ocr-line-actions .btn {
    padding: 0.15rem 0.45rem;
    font-size: 0.75rem;
    white-space: nowrap;
}

.card-preview-img.card-preview-landscape {
    max-height: none;
    max-width: 100%;
    width: auto;
    height: auto;
}

.card-preview.is-editing .card-cropper-wrap {
    width: 100%;
    max-height: min(360px, 50vh);
    background: #1a1d20;
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius);
    overflow: hidden;
}

@media (max-width: 767.98px) {
    .card-preview.is-editing .card-cropper-wrap {
        max-height: min(480px, 62vh);
    }

    .card-frame-guide {
        font-size: 0.85rem;
    }
}

.card-cropper-wrap.is-cropping .cropper-view-box {
    outline: 3px solid var(--app-primary);
    outline-offset: -3px;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.45);
}

.card-cropper-wrap.is-cropping .cropper-point {
    display: none;
}

.card-cropper-wrap.is-cropping .cropper-line {
    background-color: rgba(var(--app-primary-rgb), 0.55);
}

.card-cropper-wrap.is-cropping .cropper-dashed {
    border-color: rgba(255, 255, 255, 0.45);
}

.card-cropper-wrap.is-cropping .cropper-modal {
    opacity: 0.55;
}

.card-preview.is-editing .card-preview-img {
    max-height: none;
    max-width: 100%;
    display: block;
}

.card-preview:not(.is-editing) .card-preview-img {
    max-height: 120px;
}

.field-option-widget .input-group .form-select {
    min-width: 0;
}

.unit-row-child td:nth-child(3) {
    padding-left: 1.75rem;
}

.unit-hierarchy-prefix {
    font-family: ui-monospace, monospace;
}

/* ---- Radio / Checkbox：加粗邊框與對比，避免難辨識 ---- */
.form-check-input {
    width: 1.15rem;
    height: 1.15rem;
    margin-top: 0.2em;
    border: 2px solid var(--app-check-border);
    background-color: var(--app-surface);
    cursor: pointer;
}

.form-check-input:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--app-primary-rgb), 0.25);
}

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

.form-check-label {
    color: var(--app-check-text);
    cursor: pointer;
}

.form-check-input:disabled,
.form-check-input[disabled] ~ .form-check-label {
    opacity: 0.65;
    cursor: not-allowed;
}

/* ---- 深色模式：Bootstrap 常見元件補強 ---- */
[data-theme="dark"] .card,
[data-theme="dark"] .modal-content,
[data-theme="dark"] .dropdown-menu,
[data-theme="dark"] .list-group-item,
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select,
[data-theme="dark"] .input-group-text {
    background-color: var(--app-surface);
    color: var(--app-text);
    border-color: var(--app-border);
}

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

[data-theme="dark"] .table {
    --bs-table-bg: var(--app-surface);
    --bs-table-color: var(--app-text);
    --bs-table-border-color: var(--app-border);
    --bs-table-striped-bg: var(--app-table-stripe);
    --bs-table-striped-color: var(--app-text);
    --bs-table-hover-bg: var(--app-table-hover);
    --bs-table-hover-color: var(--app-text);
}

[data-theme="dark"] .table-light,
[data-theme="dark"] .table-light > th,
[data-theme="dark"] .table-light > td {
    --bs-table-bg: var(--app-surface-muted);
    --bs-table-color: var(--app-text);
    --bs-table-border-color: var(--app-border);
    color: var(--app-text);
    background-color: var(--app-surface-muted) !important;
}

[data-theme="dark"] .safety-below-row,
[data-theme="dark"] .safety-below-row > td,
[data-bs-theme="dark"] .safety-below-row,
[data-bs-theme="dark"] .safety-below-row > td {
    --bs-table-bg: transparent;
    --bs-table-accent-bg: transparent;
    background-color: transparent !important;
    color: inherit;
    box-shadow: none;
}

[data-theme="dark"] .text-bg-light,
[data-theme="dark"] .badge.text-bg-light {
    background-color: var(--app-surface-muted) !important;
    color: var(--app-text-secondary) !important;
    border-color: var(--app-border) !important;
}

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

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

[data-theme="dark"] .btn-outline-secondary:hover {
    background-color: var(--app-surface-muted);
    color: var(--app-text);
    border-color: var(--app-border-strong);
}

[data-theme="dark"] .table-striped > tbody > tr:nth-of-type(even) > * {
    --bs-table-bg-type: var(--app-table-stripe);
    background-color: var(--app-table-stripe);
}

[data-theme="dark"] .table thead th,
[data-theme="dark"] .table thead.table-dark th {
    background: var(--app-surface-muted);
    color: var(--app-text-muted);
}

[data-theme="dark"] .pagination .page-link {
    background-color: var(--app-surface);
    color: var(--app-text);
    border-color: var(--app-border);
}

[data-theme="dark"] .pagination .page-item.active .page-link {
    background-color: var(--app-primary);
    border-color: var(--app-primary);
    color: #0f172a;
}

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

[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%);
    opacity: 0.75;
}

[data-theme="dark"] .app-sidebar,
[data-theme="dark"] .app-topbar,
[data-theme="dark"] .inventory-header {
    background-color: var(--app-surface);
    border-color: var(--app-border);
}

[data-theme="dark"] .app-content,
[data-theme="dark"] .inventory-main {
    background-color: var(--app-bg);
    color: var(--app-text);
}

/* 主題切換：淺色顯示月亮、深色顯示太陽；系統模式顯示 太陽＋齒輪＋月亮 */
.app-theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.12rem;
    min-width: 2rem;
}

.app-theme-toggle .app-theme-icon-sun,
.app-theme-toggle .app-theme-icon-gear {
    display: none;
}

.app-theme-toggle .app-theme-icon-moon {
    display: inline-block;
}

.app-theme-toggle.is-dark:not(.is-system) .app-theme-icon-moon {
    display: none;
}

.app-theme-toggle.is-dark:not(.is-system) .app-theme-icon-sun {
    display: inline-block;
}

.app-theme-toggle.is-system .app-theme-icon-sun,
.app-theme-toggle.is-system .app-theme-icon-moon {
    display: inline-block;
    font-size: 0.85em;
    opacity: 0.85;
}

.app-theme-toggle.is-system .app-theme-icon-gear {
    display: inline-block;
    font-size: 0.62em;
    opacity: 0.95;
    vertical-align: 0.05em;
}

.app-theme-toggle.is-system {
    border-style: dashed;
    min-width: 3rem;
    padding-left: 0.4rem;
    padding-right: 0.4rem;
}