.sidebar {
    height: 100vh;
    width: 250px;
    position: fixed;
    top: 0;
    left: 0;
    background-color: #343a40;
    padding-top: 20px;
    color: white;
    overflow-y: auto;
}
.sidebar a {
    padding: 10px 25px;
    text-decoration: none;
    font-size: 1rem;
    color: #d1d1d1;
    display: block;
    transition: 0.3s;
}
.sidebar a:hover {
    color: #f1f1f1;
    background-color: #495057;
}
.sidebar a.active {
    background-color: #0d6efd;
    color: white;
}
.sidebar .brand {
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 30px;
    font-weight: bold;
    color: #fff;
}
.content {
    margin-left: 250px;
    padding: 20px;
}
.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    margin-bottom: 20px;
}
.card-header {
    background-color: #fff;
    border-bottom: 1px solid rgba(0,0,0,.125);
    font-weight: 600;
}
.user-profile {
    display: flex;
    align-items: center;
    padding: 0 25px;
    margin-bottom: 20px;
}
.user-profile img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 10px;
}

/* Mobile Responsive Styles */
.mobile-nav-toggle {
    display: none;
}
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 999;
}

/* Toast container */
.toast-container-custom {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1090;
    display: flex;
    flex-direction: column-reverse;
    gap: 0.5rem;
    max-width: 380px;
}
.toast-container-custom .toast {
    min-width: 280px;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}
.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.4;
}
.empty-state p {
    margin-bottom: 0.25rem;
}

/* Char counter */
.char-counter { font-size: 0.8rem; text-align: right; }
.char-counter.text-warning { font-weight: 600; }
.char-counter.text-danger { font-weight: 700; }

/* Unsaved dot */
.unsaved-dot {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #ffc107;
    margin-left: 6px;
    vertical-align: middle;
}

/* Skip-to-content (accessibility) */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #0d6efd;
    color: #fff;
    padding: 8px 16px;
    z-index: 2000;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 0;
}

/* Sidebar section labels */
.sidebar .nav-section {
    padding: 8px 25px 4px;
    font-size: 0.7rem;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    margin-top: 6px;
}
.sidebar hr.nav-divider {
    border-top: 1px solid #495057;
    margin: 6px 20px;
}

/* Collapsible group toggle */
.sidebar .nav-group-toggle {
    padding: 10px 25px;
    font-size: 1rem;
    color: #d1d1d1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
    transition: 0.3s;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}
.sidebar .nav-group-toggle:hover {
    color: #f1f1f1;
    background-color: #495057;
}
.sidebar .nav-group-toggle.active-group {
    color: #fff;
}
.sidebar .nav-group-toggle .caret {
    font-size: 0.7rem;
    transition: transform 0.2s;
}
.sidebar .nav-group-toggle[aria-expanded="true"] .caret {
    transform: rotate(180deg);
}
/* Submenu items */
.sidebar .nav-submenu a {
    padding: 8px 25px 8px 42px;
    font-size: 0.92rem;
    color: #adb5bd;
}
.sidebar .nav-submenu a:hover {
    color: #f1f1f1;
    background-color: #495057;
}
.sidebar .nav-submenu a.active {
    background-color: #0d6efd;
    color: white;
}

@media (max-width: 768px) {
    .sidebar {
        left: -250px;
        z-index: 1000;
        transition: all 0.3s;
    }
    .sidebar.active {
        left: 0;
    }
    .content {
        margin-left: 0;
        padding-top: 60px; /* Space for the toggle button */
    }
    .mobile-nav-toggle {
        display: block;
        position: fixed;
        top: 15px;
        left: 15px;
        z-index: 1001;
        background: #343a40;
        color: white;
        border: none;
        padding: 8px 12px;
        border-radius: 4px;
        cursor: pointer;
        font-size: 1.2rem;
    }
    .overlay.active {
        display: block;
    }
}

/* Supabase-inspired dry-run theme */
:root {
    color-scheme: light;
    --bs-body-color: #171717;
    --bs-body-bg: #fafafa;
    --bs-secondary-color: #707070;
    --bs-border-color: #dfdfdf;
    --db-canvas: #ffffff;
    --db-canvas-soft: #fafafa;
    --db-surface: #ffffff;
    --db-surface-muted: #f6f7f8;
    --db-ink: #171717;
    --db-ink-secondary: #343434;
    --db-muted: #707070;
    --db-faint: #9a9a9a;
    --db-hairline: #dfdfdf;
    --db-hairline-soft: #ededed;
    --db-hairline-strong: #c7c7c7;
    --db-night: #171717;
    --db-night-soft: #202020;
    --db-accent: #3ecf8e;
    --db-accent-deep: #24b47e;
    --db-accent-soft: #dcfce7;
    --db-on-accent: #171717;
    --db-info: #2563eb;
    --db-warning: #d97706;
    --db-danger: #dc2626;
    --db-link: #0f766e;
    --db-link-hover: #115e59;
    --db-page-glow: rgba(62, 207, 142, 0.045);
    --db-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    --db-card-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.05);
    --db-sidebar-width: 264px;
    --db-sidebar-collapsed-width: 76px;
    --db-sidebar-bg: #ffffff;
    --db-sidebar-bg-glow: rgba(62, 207, 142, 0.08);
    --db-sidebar-border: #dfdfdf;
    --db-sidebar-ink: #171717;
    --db-sidebar-muted: #707070;
    --db-sidebar-faint: #9a9a9a;
    --db-sidebar-hover: #f1f5f4;
    --db-sidebar-active: #dcfce7;
    --card-bg: var(--db-surface);
    --border-color: var(--db-hairline);
    --text-muted: var(--db-muted);
    --text-color: var(--db-ink);
    --muted-color: var(--db-muted);
    --primary-color: var(--db-accent);
    --surface-bg: var(--db-surface);
    --surface-muted: var(--db-surface-muted);
    --input-bg: var(--db-surface);
    --input-text: var(--db-ink);
    --input-border: var(--db-hairline);
    --table-bg: var(--db-surface);
    --table-head-bg: var(--db-surface-muted);
    --table-border: var(--db-hairline-soft);
}

html[data-theme="dark"] {
    color-scheme: dark;
    --bs-body-color: #f4f7f6;
    --bs-body-bg: #0b0d10;
    --bs-secondary-color: #9aa4aa;
    --bs-border-color: #2a3037;
    --db-canvas: #0f1115;
    --db-canvas-soft: #0b0d10;
    --db-surface: #15181d;
    --db-surface-muted: #1d2228;
    --db-ink: #f4f7f6;
    --db-ink-secondary: #d6dde0;
    --db-muted: #b8c2c8;
    --db-faint: #8a969f;
    --db-hairline: #2a3037;
    --db-hairline-soft: #242a31;
    --db-hairline-strong: #3b444d;
    --db-night: #07090b;
    --db-night-soft: #101317;
    --db-accent: #3ecf8e;
    --db-accent-deep: #4adea0;
    --db-accent-soft: rgba(62, 207, 142, 0.16);
    --db-on-accent: #171717;
    --db-info: #60a5fa;
    --db-warning: #fbbf24;
    --db-danger: #f87171;
    --db-link: #6ee7b7;
    --db-link-hover: #a7f3d0;
    --db-page-glow: rgba(62, 207, 142, 0.075);
    --db-card-shadow: 0 1px 2px rgba(0, 0, 0, 0.28);
    --db-card-shadow-lg: 0 18px 54px rgba(0, 0, 0, 0.34);
    --db-sidebar-bg: #07090b;
    --db-sidebar-bg-glow: rgba(62, 207, 142, 0.08);
    --db-sidebar-border: rgba(255, 255, 255, 0.08);
    --db-sidebar-ink: #ffffff;
    --db-sidebar-muted: rgba(255, 255, 255, 0.68);
    --db-sidebar-faint: rgba(255, 255, 255, 0.42);
    --db-sidebar-hover: rgba(255, 255, 255, 0.07);
    --db-sidebar-active: rgba(62, 207, 142, 0.16);
    --card-bg: var(--db-surface);
    --border-color: var(--db-hairline);
    --text-muted: var(--db-muted);
    --text-color: var(--db-ink);
    --muted-color: var(--db-muted);
    --primary-color: var(--db-accent);
    --surface-bg: var(--db-surface);
    --surface-muted: var(--db-surface-muted);
    --input-bg: var(--db-night-soft);
    --input-text: var(--db-ink);
    --input-border: var(--db-hairline-strong);
    --table-bg: var(--db-surface);
    --table-head-bg: var(--db-night-soft);
    --table-border: var(--db-hairline-soft);
}

html {
    background: var(--db-canvas-soft);
}

body {
    color: var(--db-ink);
    background:
        linear-gradient(180deg, var(--db-page-glow), rgba(255, 255, 255, 0) 240px),
        var(--db-canvas-soft);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif;
    font-size: 14px;
    line-height: 1.5;
    letter-spacing: 0;
}

body,
.content,
.tab-content {
    color: var(--db-ink);
}

h1, h2, h3, h4, h5, h6 {
    color: var(--db-ink);
    font-weight: 650;
    letter-spacing: 0;
}

h1, .h1 { font-size: 1.875rem; }
h2, .h2 { font-size: 1.55rem; }
h3, .h3 { font-size: 1.25rem; }

a {
    color: var(--db-link);
}

a:hover {
    color: var(--db-link-hover);
}

.skip-link {
    background: var(--db-night);
    border-radius: 0 0 8px 0;
}

.sidebar {
    width: var(--db-sidebar-width);
    background:
        linear-gradient(180deg, var(--db-sidebar-bg-glow), rgba(62, 207, 142, 0) 180px),
        var(--db-sidebar-bg);
    border-right: 1px solid var(--db-sidebar-border);
    padding: 18px 12px;
    transition: width 0.2s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    min-height: 44px;
    margin-bottom: 18px;
    position: relative;
}

.sidebar .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    flex: 1;
    margin: 0;
    padding: 0 10px;
    color: var(--db-sidebar-ink);
    font-size: 1.08rem;
    font-weight: 700;
    text-align: left;
    overflow: hidden;
    white-space: nowrap;
}

.sidebar .brand i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    color: var(--db-on-accent);
    background: var(--db-accent);
    border-radius: 8px;
}

.brand-logo-mark {
    display: block;
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    object-fit: contain;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.sidebar-collapse-toggle {
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--db-sidebar-ink);
    background: var(--db-sidebar-hover);
    border: 1px solid var(--db-sidebar-border);
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.16s ease, color 0.16s ease, border-color 0.16s ease, transform 0.16s ease;
}

.sidebar-collapse-toggle i {
    font-size: 1rem;
    pointer-events: none;
}

.sidebar-collapse-toggle:hover {
    color: var(--db-sidebar-ink);
    background: var(--db-sidebar-hover);
    border-color: var(--db-sidebar-border);
}

.sidebar a,
.sidebar .nav-group-toggle {
    min-height: 44px;
    margin: 2px 0;
    padding: 9px 12px;
    color: var(--db-sidebar-muted);
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: background-color 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.sidebar a:hover,
.sidebar .nav-group-toggle:hover {
    color: var(--db-sidebar-ink);
    background-color: var(--db-sidebar-hover);
    border-color: var(--db-sidebar-border);
}

.sidebar a.active,
.sidebar .nav-submenu a.active {
    color: var(--db-sidebar-ink);
    background: var(--db-sidebar-active);
    border-color: rgba(62, 207, 142, 0.34);
    box-shadow: inset 3px 0 0 var(--db-accent);
}

.sidebar .nav-group-toggle.active-group {
    color: var(--db-sidebar-ink);
}

.sidebar .nav-section {
    padding: 16px 12px 6px;
    color: var(--db-sidebar-faint);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0;
}

.sidebar hr.nav-divider {
    border-top-color: var(--db-sidebar-border);
    margin: 10px 8px 2px;
    opacity: 1;
}

.sidebar .nav-submenu {
    padding-left: 10px;
}

.sidebar .nav-submenu a {
    padding: 8px 12px 8px 34px;
    color: var(--db-sidebar-muted);
    font-size: 0.86rem;
}

.user-profile {
    margin: 0 0 14px;
    padding: 10px;
    color: var(--db-sidebar-ink);
    background: var(--db-sidebar-hover);
    border: 1px solid var(--db-sidebar-border);
    border-radius: 12px;
    overflow: hidden;
}

.user-profile img {
    width: 34px;
    height: 34px;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.user-profile-name {
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.2;
}

.user-profile-membership {
    align-items: center;
    color: var(--db-sidebar-muted);
    display: flex;
    font-size: 0.72rem;
    font-weight: 700;
    gap: 5px;
    line-height: 1.25;
    margin-top: 2px;
}

.user-profile-membership i {
    color: var(--primary-color);
    font-size: 0.68rem;
}

.user-profile a {
    color: var(--db-sidebar-muted) !important;
}

.theme-switcher {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    margin: 0 0 14px;
    padding: 4px;
    background: var(--db-sidebar-hover);
    border: 1px solid var(--db-sidebar-border);
    border-radius: 12px;
}

.theme-switcher button {
    min-height: 44px;
    color: var(--db-sidebar-muted);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 650;
}

.theme-switcher button:hover {
    color: var(--db-sidebar-ink);
    background: var(--db-sidebar-bg);
}

.theme-switcher button.active {
    color: var(--db-on-accent);
    background: var(--db-accent);
    border-color: var(--db-accent);
}

.content {
    margin-left: var(--db-sidebar-width);
    padding: 28px;
    transition: margin-left 0.2s ease;
}

@media (min-width: 769px) {
    html.sidebar-collapsed .sidebar {
        width: var(--db-sidebar-collapsed-width);
        padding-left: 10px;
        padding-right: 10px;
    }

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

    html.sidebar-collapsed .sidebar .brand {
        flex: 0 0 36px;
        width: 36px;
        padding: 0;
        justify-content: center;
    }

    html.sidebar-collapsed .sidebar .brand i {
        width: 34px;
        height: 34px;
    }

    html.sidebar-collapsed .brand-logo-mark {
        width: 36px;
        height: 36px;
    }

    html.sidebar-collapsed .sidebar-collapse-toggle {
        width: 44px;
        height: 44px;
        margin-left: 0;
    }

    html.sidebar-collapsed .user-profile {
        justify-content: center;
        padding: 8px;
    }

    html.sidebar-collapsed .user-profile img {
        margin-right: 0;
    }

    html.sidebar-collapsed .user-profile-details,
    html.sidebar-collapsed .sidebar-label,
    html.sidebar-collapsed .nav-group-toggle .caret {
        display: none !important;
    }

    html.sidebar-collapsed .theme-switcher {
        grid-template-columns: 1fr;
        padding: 4px;
    }

    html.sidebar-collapsed .theme-switcher button,
    html.sidebar-collapsed .sidebar a,
    html.sidebar-collapsed .sidebar .nav-group-toggle {
        justify-content: center;
        text-align: center;
        padding-left: 0;
        padding-right: 0;
    }

    html.sidebar-collapsed .sidebar a {
        display: flex;
        align-items: center;
    }

    html.sidebar-collapsed .sidebar i.me-1,
    html.sidebar-collapsed .sidebar i.me-2,
    html.sidebar-collapsed .sidebar i.ms-1 {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    html.sidebar-collapsed .sidebar .nav-section {
        min-height: 12px;
        padding: 6px 0 0;
    }

    html.sidebar-collapsed .sidebar .nav-submenu {
        padding-left: 0;
    }

    html.sidebar-collapsed .sidebar .nav-submenu a {
        padding-left: 0;
        padding-right: 0;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: var(--db-sidebar-width);
    }

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

    .mobile-nav-toggle {
        color: var(--db-sidebar-ink);
        background: var(--db-sidebar-bg);
        border: 1px solid var(--db-sidebar-border);
    }
}

.container-fluid {
    max-width: 1480px;
}

.dashboard-login-logo {
    display: block;
    width: 112px;
    height: 112px;
    margin: 0 auto 1.5rem;
    object-fit: contain;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.oauth-result-body {
    min-height: 100vh;
    background:
        radial-gradient(circle at 18% 20%, rgba(224, 139, 151, 0.16), transparent 28%),
        radial-gradient(circle at 80% 18%, rgba(157, 220, 239, 0.2), transparent 30%),
        linear-gradient(180deg, var(--db-page-glow), rgba(255, 255, 255, 0) 240px),
        var(--db-canvas-soft);
}

.oauth-result-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px;
}

.oauth-result-panel {
    width: min(100%, 480px);
    padding: 34px;
    text-align: center;
    color: var(--db-ink);
    background: var(--db-surface);
    border: 1px solid var(--db-hairline);
    border-radius: 16px;
    box-shadow: var(--db-card-shadow-lg);
}

.oauth-result-logo {
    width: 128px;
    height: 128px;
    object-fit: contain;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.oauth-result-status {
    width: 44px;
    height: 44px;
    margin: -20px auto 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--db-on-accent);
    background: var(--db-accent);
    border: 4px solid var(--db-surface);
    border-radius: 999px;
    box-shadow: var(--db-card-shadow);
}

.oauth-result-error .oauth-result-status {
    color: #fff;
    background: var(--db-danger);
}

.oauth-result-kicker {
    margin: 0 0 6px;
    color: var(--db-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.oauth-result-panel h1 {
    margin: 0;
    font-size: 1.65rem;
}

.oauth-result-message {
    margin: 14px 0 0;
    color: var(--db-ink-secondary);
    font-size: 1rem;
    font-weight: 650;
}

.oauth-result-detail,
.oauth-result-redirect-note {
    margin: 8px 0 0;
    color: var(--db-muted);
}

.oauth-result-actions {
    margin-top: 24px;
}

@media (max-width: 576px) {
    .oauth-result-shell {
        padding: 18px;
    }

    .oauth-result-panel {
        padding: 26px 20px;
    }

    .oauth-result-logo {
        width: 108px;
        height: 108px;
    }
}

.card {
    overflow: hidden;
    background: var(--db-surface);
    border: 1px solid var(--db-hairline);
    border-radius: 12px;
    box-shadow: var(--db-card-shadow);
}

.card.shadow-sm {
    box-shadow: var(--db-card-shadow) !important;
}

.card-header {
    min-height: 48px;
    display: flex;
    align-items: center;
    background: var(--db-surface);
    border-bottom: 1px solid var(--db-hairline-soft);
    color: var(--db-ink);
    font-weight: 650;
}

.card-header.bg-primary,
.card-header.bg-success,
.card-header.bg-info,
.card-header.bg-warning {
    background: var(--db-night) !important;
    color: #ffffff !important;
}

.card.border-info {
    border-color: rgba(62, 207, 142, 0.55) !important;
}

.card.text-white.bg-primary,
.card.text-white.bg-success,
.card.text-white.bg-info,
.card.text-white.bg-warning {
    color: var(--db-ink) !important;
    background: var(--db-surface) !important;
    border-color: var(--db-hairline);
    box-shadow: var(--db-card-shadow);
}

.card.text-white.bg-primary .card-body,
.card.text-white.bg-success .card-body,
.card.text-white.bg-info .card-body,
.card.text-white.bg-warning .card-body {
    position: relative;
}

.card.text-white.bg-primary .card-body::before,
.card.text-white.bg-success .card-body::before,
.card.text-white.bg-info .card-body::before,
.card.text-white.bg-warning .card-body::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: var(--db-accent);
}

.card.text-white.bg-success .card-body::before { background: #22c55e; }
.card.text-white.bg-info .card-body::before { background: #38bdf8; }
.card.text-white.bg-warning .card-body::before { background: #f59e0b; }

.display-4 {
    color: var(--db-ink);
    font-size: 2.15rem;
    font-weight: 700;
    line-height: 1.1;
}

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

.table {
    --bs-table-color: var(--db-ink-secondary);
    --bs-table-bg: var(--db-surface);
    --bs-table-striped-color: var(--db-ink-secondary);
    --bs-table-hover-color: var(--db-ink);
    --bs-table-active-color: var(--db-ink);
    --bs-table-border-color: var(--db-hairline-soft);
    margin-bottom: 0;
}

.table > :not(caption) > * > * {
    padding: 0.78rem 0.9rem;
    vertical-align: middle;
    border-bottom-color: var(--db-hairline-soft);
}

.table thead th,
.table-light th {
    color: var(--db-muted);
    background: var(--db-canvas-soft) !important;
    border-bottom: 1px solid var(--db-hairline);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: none;
    white-space: nowrap;
}

.table-light,
.table-light > * > * {
    --bs-table-color: var(--db-ink-secondary);
    --bs-table-bg: var(--db-canvas-soft);
    --bs-table-border-color: var(--db-hairline);
    color: var(--db-ink-secondary) !important;
    background: var(--db-canvas-soft) !important;
}

.table-dark,
.table-dark > * > * {
    --bs-table-color: #ffffff;
    --bs-table-bg: var(--db-night);
    --bs-table-border-color: rgba(255, 255, 255, 0.12);
    color: #ffffff !important;
    background: var(--db-night) !important;
}

.table-hover > tbody > tr:hover > * {
    background: var(--db-accent-soft);
    color: var(--db-ink);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background: rgba(23, 23, 23, 0.018);
}

.form-control,
.form-select {
    min-height: 38px;
    color: var(--db-ink);
    background-color: var(--db-surface);
    border: 1px solid var(--db-hairline);
    border-radius: 8px;
    box-shadow: none;
}

.form-control::placeholder {
    color: var(--db-faint);
    opacity: 1;
}

.input-group-text {
    color: var(--db-ink-secondary);
    background: var(--db-surface-muted);
    border-color: var(--db-hairline);
}

.form-check-input {
    background-color: var(--db-surface);
    border-color: var(--db-hairline-strong);
}

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

.form-control:focus,
.form-select:focus {
    color: var(--db-ink);
    background-color: var(--db-surface);
    border-color: var(--db-accent-deep);
    box-shadow: 0 0 0 3px rgba(62, 207, 142, 0.18);
}

.form-label {
    color: var(--db-ink-secondary);
    font-weight: 600;
}

.btn {
    min-height: 36px;
    border-radius: 8px;
    font-weight: 600;
    letter-spacing: 0;
    box-shadow: none !important;
}

.btn-sm {
    min-height: 32px;
    border-radius: 7px;
}

.btn-lg {
    min-height: 44px;
    border-radius: 10px;
}

.btn-primary,
.btn-success {
    color: var(--db-on-accent) !important;
    background-color: var(--db-accent) !important;
    border-color: var(--db-accent) !important;
}

.btn-primary:hover,
.btn-success:hover,
.btn-primary:focus,
.btn-success:focus {
    color: var(--db-on-accent) !important;
    background-color: var(--db-accent-deep) !important;
    border-color: var(--db-accent-deep) !important;
}

.btn-outline-primary,
.btn-outline-success,
.btn-outline-info {
    color: var(--db-link);
    border-color: rgba(15, 118, 110, 0.35);
}

.btn-outline-primary:hover,
.btn-outline-success:hover,
.btn-outline-info:hover {
    color: var(--db-ink);
    background-color: var(--db-accent-soft);
    border-color: var(--db-accent-deep);
}

.btn-secondary,
.btn-outline-secondary {
    color: var(--db-ink-secondary);
    background: var(--db-surface);
    border-color: var(--db-hairline-strong);
}

.btn-secondary:hover,
.btn-outline-secondary:hover {
    color: var(--db-ink);
    background: var(--db-surface-muted);
    border-color: var(--db-muted);
}

.btn-danger,
.btn-outline-danger:hover {
    color: #ffffff !important;
    background: var(--db-danger) !important;
    border-color: var(--db-danger) !important;
}

.btn-outline-danger {
    color: var(--db-danger);
    border-color: rgba(220, 38, 38, 0.35);
}

.btn-warning,
.btn-outline-warning:hover {
    color: #171717 !important;
    background: #fbbf24 !important;
    border-color: #fbbf24 !important;
}

.btn-info {
    color: var(--db-on-accent) !important;
    background: #7dd3fc !important;
    border-color: #7dd3fc !important;
}

.btn-dark,
.btn-outline-dark:hover {
    color: #ffffff !important;
    background: var(--db-night) !important;
    border-color: var(--db-night) !important;
}

.btn-outline-dark {
    color: var(--db-ink);
    border-color: var(--db-hairline-strong);
}

.nav-tabs {
    gap: 4px;
    border-bottom-color: var(--db-hairline);
}

.nav-tabs .nav-link {
    color: var(--db-muted);
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
}

.nav-tabs .nav-link:hover {
    color: var(--db-ink);
    background: var(--db-surface-muted);
    border-bottom-color: var(--db-hairline-strong);
}

.nav-tabs .nav-link.active {
    color: var(--db-ink);
    background: transparent;
    border-bottom-color: var(--db-accent-deep);
}

.badge {
    border-radius: 999px;
    font-weight: 650;
    letter-spacing: 0;
}

.bg-primary,
.bg-success {
    background-color: var(--db-accent) !important;
    color: var(--db-on-accent) !important;
}

.bg-info {
    background-color: #dbeafe !important;
    color: #1e3a8a !important;
}

.bg-warning {
    background-color: #fef3c7 !important;
    color: #92400e !important;
}

.bg-danger {
    background-color: #fee2e2 !important;
    color: #991b1b !important;
}

.bg-secondary {
    background-color: #e5e7eb !important;
    color: #374151 !important;
}

.alert {
    border: 1px solid var(--db-hairline);
    border-radius: 12px;
    box-shadow: var(--db-card-shadow-lg);
}

.alert-info {
    color: #1e3a8a;
    background: #dbeafe;
    border-color: #bfdbfe;
}

.alert-success {
    color: #14532d;
    background: #dcfce7;
    border-color: #bbf7d0;
}

.alert-danger {
    color: #991b1b;
    background: #fee2e2;
    border-color: #fecaca;
}

.modal-content {
    color: var(--db-ink);
    background: var(--db-surface);
    border: 1px solid var(--db-hairline);
    border-radius: 14px;
    box-shadow: 0 24px 72px rgba(0, 0, 0, 0.18);
}

.modal-header,
.modal-footer {
    border-color: var(--db-hairline-soft);
}

.list-group-item {
    color: var(--db-ink-secondary);
    background: var(--db-surface);
    border-color: var(--db-hairline-soft);
}

.dropdown-menu {
    color: var(--db-ink);
    background: var(--db-surface);
    border-color: var(--db-hairline);
    box-shadow: var(--db-card-shadow-lg);
}

.dropdown-item {
    color: var(--db-ink-secondary);
}

.dropdown-item:hover,
.dropdown-item:focus {
    color: var(--db-ink);
    background: var(--db-surface-muted);
}

.accordion-item,
.accordion-button,
.offcanvas,
.popover {
    color: var(--db-ink);
    background-color: var(--db-surface);
    border-color: var(--db-hairline);
}

.accordion-button:not(.collapsed) {
    color: var(--db-ink);
    background-color: var(--db-accent-soft);
    box-shadow: inset 0 calc(-1 * var(--bs-accordion-border-width)) 0 var(--db-hairline);
}

.accordion-button::after {
    filter: none;
}

.badge.bg-light,
.badge.text-bg-light {
    color: var(--db-ink-secondary) !important;
    background-color: var(--db-surface-muted) !important;
    border-color: var(--db-hairline) !important;
}

.input-group .btn-outline-secondary,
.input-group .btn-outline-primary {
    border-color: var(--db-hairline-strong);
}

.empty-state {
    color: var(--db-muted);
}

.empty-state i {
    color: var(--db-faint);
}

code,
.font-monospace {
    color: var(--db-link);
    background: rgba(62, 207, 142, 0.12);
    border-radius: 6px;
    padding: 0.08rem 0.28rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.toast-container-custom .toast {
    color: var(--db-ink);
    background: var(--db-surface);
    border: 1px solid var(--db-hairline);
    border-radius: 12px;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.16);
}

.bg-white,
.bg-light,
.text-bg-light,
.table-light,
.table-light > * > * {
    background-color: var(--db-surface) !important;
    color: var(--db-ink) !important;
}

.text-dark {
    color: var(--db-ink) !important;
}

.border,
.border-bottom,
.border-top,
.border-start,
.border-end {
    border-color: var(--db-hairline) !important;
}

.form-text,
.small {
    color: var(--db-muted);
}

html[data-theme="dark"] .table-striped > tbody > tr:nth-of-type(odd) > * {
    background: rgba(255, 255, 255, 0.018);
}

html[data-theme="dark"] .bg-info {
    background-color: rgba(96, 165, 250, 0.18) !important;
    color: #bfdbfe !important;
}

html[data-theme="dark"] .bg-warning {
    background-color: rgba(251, 191, 36, 0.18) !important;
    color: #fde68a !important;
}

html[data-theme="dark"] .bg-danger {
    background-color: rgba(248, 113, 113, 0.18) !important;
    color: #fecaca !important;
}

html[data-theme="dark"] .bg-secondary {
    background-color: #28313a !important;
    color: #d1d5db !important;
}

html[data-theme="dark"] .card-header.bg-primary,
html[data-theme="dark"] .card-header.bg-success,
html[data-theme="dark"] .card-header.bg-info,
html[data-theme="dark"] .card-header.bg-warning,
html[data-theme="dark"] .card-header.bg-secondary {
    background: var(--db-night-soft) !important;
    color: var(--db-ink) !important;
}

html[data-theme="dark"] .alert-info {
    color: #bfdbfe;
    background: rgba(96, 165, 250, 0.14);
    border-color: rgba(96, 165, 250, 0.32);
}

html[data-theme="dark"] .alert-warning {
    color: #fde68a;
    background: rgba(251, 191, 36, 0.12);
    border-color: rgba(251, 191, 36, 0.32);
}

html[data-theme="dark"] .alert-success {
    color: #bbf7d0;
    background: rgba(74, 222, 128, 0.12);
    border-color: rgba(74, 222, 128, 0.3);
}

html[data-theme="dark"] .alert-danger {
    color: #fecaca;
    background: rgba(248, 113, 113, 0.12);
    border-color: rgba(248, 113, 113, 0.3);
}

html[data-theme="dark"] .text-muted,
html[data-theme="dark"] .text-secondary,
html[data-theme="dark"] .text-body-secondary,
html[data-theme="dark"] .text-black-50,
html[data-theme="dark"] .text-white-50,
html[data-theme="dark"] .form-text,
html[data-theme="dark"] .small {
    color: var(--db-muted) !important;
}

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

html[data-theme="dark"] .bg-white,
html[data-theme="dark"] .bg-light,
html[data-theme="dark"] .text-bg-light,
html[data-theme="dark"] .tab-content.bg-white,
html[data-theme="dark"] .rounded.bg-light,
html[data-theme="dark"] .font-monospace.bg-light {
    background-color: var(--db-surface) !important;
    color: var(--db-ink) !important;
}

html[data-theme="dark"] .table {
    --bs-table-color: var(--db-ink-secondary);
    --bs-table-bg: var(--db-surface);
    --bs-table-striped-color: var(--db-ink-secondary);
    --bs-table-striped-bg: rgba(255, 255, 255, 0.025);
    --bs-table-hover-color: var(--db-ink);
    --bs-table-hover-bg: var(--db-accent-soft);
    --bs-table-active-color: var(--db-ink);
    --bs-table-active-bg: rgba(62, 207, 142, 0.2);
    --bs-table-border-color: var(--db-hairline-soft);
    color: var(--db-ink-secondary);
}

html[data-theme="dark"] .table > :not(caption) > * > * {
    color: inherit;
    background-color: var(--bs-table-bg);
    border-bottom-color: var(--db-hairline-soft);
}

html[data-theme="dark"] .table thead th,
html[data-theme="dark"] .table-light,
html[data-theme="dark"] .table-light > * > * {
    --bs-table-color: var(--db-muted);
    --bs-table-bg: var(--db-night-soft);
    --bs-table-border-color: var(--db-hairline);
    color: var(--db-muted) !important;
    background-color: var(--db-night-soft) !important;
}

html[data-theme="dark"] .table-hover > tbody > tr:hover > * {
    color: var(--db-ink) !important;
    background-color: var(--db-accent-soft) !important;
}

html[data-theme="dark"] .table .text-muted,
html[data-theme="dark"] .table .text-secondary,
html[data-theme="dark"] .table tr.text-muted > *,
html[data-theme="dark"] .table tr.text-secondary > * {
    color: var(--db-muted) !important;
}

html[data-theme="dark"] .table-secondary,
html[data-theme="dark"] .table-secondary > * > * {
    --bs-table-color: #e5edf0;
    --bs-table-bg: #20262d;
    --bs-table-striped-bg: #252c34;
    --bs-table-hover-bg: #2b343d;
    --bs-table-border-color: #3a444e;
    color: #e5edf0 !important;
}

html[data-theme="dark"] .table-primary,
html[data-theme="dark"] .table-primary > * > * {
    --bs-table-color: #dbeafe;
    --bs-table-bg: rgba(96, 165, 250, 0.16);
    --bs-table-striped-bg: rgba(96, 165, 250, 0.2);
    --bs-table-hover-bg: rgba(96, 165, 250, 0.26);
    --bs-table-border-color: rgba(96, 165, 250, 0.32);
    color: #dbeafe !important;
}

html[data-theme="dark"] .table-success,
html[data-theme="dark"] .table-success > * > * {
    --bs-table-color: #bbf7d0;
    --bs-table-bg: rgba(74, 222, 128, 0.14);
    --bs-table-striped-bg: rgba(74, 222, 128, 0.18);
    --bs-table-hover-bg: rgba(74, 222, 128, 0.24);
    --bs-table-border-color: rgba(74, 222, 128, 0.3);
    color: #bbf7d0 !important;
}

html[data-theme="dark"] .table-info,
html[data-theme="dark"] .table-info > * > * {
    --bs-table-color: #bae6fd;
    --bs-table-bg: rgba(56, 189, 248, 0.14);
    --bs-table-striped-bg: rgba(56, 189, 248, 0.18);
    --bs-table-hover-bg: rgba(56, 189, 248, 0.24);
    --bs-table-border-color: rgba(56, 189, 248, 0.3);
    color: #bae6fd !important;
}

html[data-theme="dark"] .table-warning,
html[data-theme="dark"] .table-warning > * > * {
    --bs-table-color: #fde68a;
    --bs-table-bg: rgba(251, 191, 36, 0.14);
    --bs-table-striped-bg: rgba(251, 191, 36, 0.18);
    --bs-table-hover-bg: rgba(251, 191, 36, 0.24);
    --bs-table-border-color: rgba(251, 191, 36, 0.32);
    color: #fde68a !important;
}

html[data-theme="dark"] .table-danger,
html[data-theme="dark"] .table-danger > * > * {
    --bs-table-color: #fecaca;
    --bs-table-bg: rgba(248, 113, 113, 0.14);
    --bs-table-striped-bg: rgba(248, 113, 113, 0.18);
    --bs-table-hover-bg: rgba(248, 113, 113, 0.24);
    --bs-table-border-color: rgba(248, 113, 113, 0.3);
    color: #fecaca !important;
}

html[data-theme="dark"] .form-control,
html[data-theme="dark"] .form-select,
html[data-theme="dark"] textarea.form-control {
    color: var(--db-ink);
    background-color: var(--db-night-soft);
    border-color: var(--db-hairline-strong);
}

html[data-theme="dark"] .form-control:focus,
html[data-theme="dark"] .form-select:focus {
    color: var(--db-ink);
    background-color: var(--db-night-soft);
    border-color: var(--db-accent-deep);
}

html[data-theme="dark"] .form-control::placeholder {
    color: var(--db-faint);
    opacity: 1;
}

html[data-theme="dark"] .form-control:disabled,
html[data-theme="dark"] .form-control[readonly],
html[data-theme="dark"] .form-select:disabled {
    color: #ccd6dc;
    background-color: #1a2026;
    border-color: var(--db-hairline);
    opacity: 1;
}

html[data-theme="dark"] .input-group-text {
    color: var(--db-ink-secondary);
    background-color: var(--db-surface-muted);
    border-color: var(--db-hairline-strong);
}

html[data-theme="dark"] .form-check-label,
html[data-theme="dark"] .form-label {
    color: var(--db-ink-secondary);
}

html[data-theme="dark"] .card,
html[data-theme="dark"] .card-body,
html[data-theme="dark"] .card-footer,
html[data-theme="dark"] .modal-content,
html[data-theme="dark"] .dropdown-menu,
html[data-theme="dark"] .offcanvas,
html[data-theme="dark"] .popover,
html[data-theme="dark"] .accordion-item,
html[data-theme="dark"] .accordion-button {
    color: var(--db-ink);
    background-color: var(--db-surface);
    border-color: var(--db-hairline);
}

html[data-theme="dark"] .card-header,
html[data-theme="dark"] .modal-header,
html[data-theme="dark"] .modal-footer {
    color: var(--db-ink);
    background-color: var(--db-surface);
    border-color: var(--db-hairline-soft);
}

html[data-theme="dark"] .accordion-button:not(.collapsed) {
    color: var(--db-ink);
    background-color: var(--db-accent-soft);
}

html[data-theme="dark"] .accordion-button::after {
    filter: invert(1) grayscale(1);
}

html[data-theme="dark"] .list-group-item,
html[data-theme="dark"] .dropdown-item,
html[data-theme="dark"] .modal-body {
    color: var(--db-ink-secondary);
}

html[data-theme="dark"] .list-group-item {
    background-color: var(--db-surface);
    border-color: var(--db-hairline-soft);
}

html[data-theme="dark"] .dropdown-item:hover,
html[data-theme="dark"] .dropdown-item:focus {
    color: var(--db-ink);
    background-color: var(--db-surface-muted);
}

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

html[data-theme="dark"] .nav-tabs .nav-link:hover,
html[data-theme="dark"] .nav-tabs .nav-link.active {
    color: var(--db-ink);
}

html[data-theme="dark"] .empty-state,
html[data-theme="dark"] .empty-state p {
    color: var(--db-muted);
}

html[data-theme="dark"] code,
html[data-theme="dark"] .font-monospace {
    color: #a7f3d0;
    background: rgba(62, 207, 142, 0.14);
}

html[data-theme="dark"] .btn-info {
    color: #082f49 !important;
    background: #7dd3fc !important;
    border-color: #7dd3fc !important;
}

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

.important-notice {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 18px;
    padding: 12px 16px;
    border: 1px solid rgba(62, 207, 142, 0.28);
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(62, 207, 142, 0.12), rgba(13, 202, 240, 0.1));
    color: var(--db-ink-secondary, #24313a);
}

.important-notice-main {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.important-notice-main i {
    color: var(--db-accent-deep, #179b68);
}

.important-notice-link {
    flex: 0 0 auto;
    font-weight: 700;
    color: var(--db-accent-deep, #179b68);
    text-decoration: none;
}

.important-notice-warning {
    border-color: rgba(245, 158, 11, 0.35);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(251, 191, 36, 0.1));
}

.important-notice-danger {
    border-color: rgba(239, 68, 68, 0.35);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.14), rgba(244, 63, 94, 0.1));
}

.feature-popup .modal-header {
    align-items: flex-start;
    border-bottom: 0;
}

.feature-popup-kicker {
    margin-bottom: 4px;
    color: var(--db-accent-deep, #179b68);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.feature-popup .modal-body p {
    color: var(--db-ink-secondary, #52616c);
}

.feature-popup-list {
    display: grid;
    gap: 10px;
    margin-top: 16px;
}

.feature-popup-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid rgba(62, 207, 142, 0.2);
    border-radius: 8px;
    background: rgba(62, 207, 142, 0.08);
}

.feature-popup-item i {
    color: var(--db-accent-deep, #179b68);
    margin-top: 3px;
}

.feature-popup-today {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
    color: var(--db-muted, #667781);
}

.support-page {
    max-width: 1180px;
}

.support-hero {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
}

.support-eyebrow {
    color: var(--db-accent-deep, #179b68);
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
}

.support-hero h2 {
    margin: 2px 0 8px;
}

.support-hero p {
    max-width: 720px;
    margin: 0;
    color: var(--db-muted, #667781);
}

.support-sent {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 8px;
    background: rgba(62, 207, 142, 0.12);
    color: var(--db-accent-deep, #179b68);
    font-weight: 800;
}

.support-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 20px;
    align-items: start;
}

.support-card {
    padding: 20px;
    border: 1px solid var(--db-hairline, rgba(16, 24, 32, 0.12));
    border-radius: 8px;
    background: var(--db-surface, #fff);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

.support-card + .support-card {
    margin-top: 16px;
}

.support-card-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
}

.support-card-header h5,
.support-card h5 {
    margin: 0;
    font-weight: 800;
}

.support-card-header span,
.support-muted-card p,
.support-card li {
    color: var(--db-muted, #667781);
}

.support-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 18px;
}

.support-card ul {
    margin: 14px 0 0;
    padding-left: 18px;
}

html[data-theme="dark"] .important-notice,
html[data-theme="dark"] .support-card,
html[data-theme="dark"] .feature-popup-item {
    color: var(--db-ink-secondary);
    background-color: var(--db-surface);
    border-color: var(--db-hairline-strong);
}

html[data-theme="dark"] .support-hero p,
html[data-theme="dark"] .support-card-header span,
html[data-theme="dark"] .support-muted-card p,
html[data-theme="dark"] .support-card li,
html[data-theme="dark"] .feature-popup .modal-body p {
    color: var(--db-muted);
}

.mobile-nav-toggle {
    background: var(--db-surface);
    border: 1px solid var(--db-hairline-strong);
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
    color: var(--db-ink);
}

.mobile-nav-toggle-lines {
    display: grid;
    gap: 4px;
    width: 18px;
}

.mobile-nav-toggle-lines span {
    background: currentColor;
    border-radius: 999px;
    display: block;
    height: 2px;
    width: 100%;
}

.mobile-nav-toggle:hover,
.mobile-nav-toggle:focus-visible {
    background: var(--db-surface-muted);
    color: var(--db-ink);
}

html[data-theme="dark"] .mobile-nav-toggle {
    background: var(--db-night-soft);
    border-color: rgba(255, 255, 255, 0.16);
    color: #ffffff;
}

@media (max-width: 768px) {
    .sidebar {
        width: 270px;
        left: -270px;
        padding-top: 72px;
    }

    .content {
        margin-left: 0;
        padding: 72px 14px 24px;
    }

    .container-fluid {
        padding-right: 0;
        padding-left: 0;
    }

    .important-notice,
    .support-hero {
        align-items: stretch;
        flex-direction: column;
    }

    .support-layout {
        grid-template-columns: 1fr;
    }

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

    .support-actions {
        justify-content: stretch;
    }

    .support-actions .btn {
        width: 100%;
    }
}

/* Contrast safety for Bootstrap semantic helpers after theme overrides. */
.table.table-dark,
.table-dark,
.table-dark > :not(caption) > *,
.table-dark > :not(caption) > * > *,
.table-dark thead,
.table-dark thead tr,
.table-dark thead th,
.table-dark tbody tr,
.table-dark tbody th,
.table-dark tbody td,
.table thead.table-dark,
.table thead.table-dark th {
    --bs-table-color: #ffffff;
    --bs-table-bg: var(--db-night);
    --bs-table-border-color: rgba(255, 255, 255, 0.16);
    color: #ffffff !important;
    background-color: var(--db-night) !important;
    border-color: rgba(255, 255, 255, 0.16) !important;
}

.table-secondary,
.table-secondary > :not(caption) > * > *,
.table thead.table-secondary th {
    --bs-table-color: #1f2937;
    --bs-table-bg: #e5e7eb;
    color: #1f2937 !important;
    background-color: #e5e7eb !important;
}

.text-white.bg-secondary,
.bg-secondary.text-white,
.card-header.bg-secondary.text-white,
.badge.bg-secondary.text-white {
    color: #ffffff !important;
    background-color: #4b5563 !important;
}

.text-white.bg-primary,
.bg-primary.text-white,
.text-white.bg-success,
.bg-success.text-white,
.text-white.bg-danger,
.bg-danger.text-white,
.text-white.bg-dark,
.bg-dark.text-white {
    color: #ffffff !important;
}

html[data-theme="dark"] .table-secondary,
html[data-theme="dark"] .table-secondary > :not(caption) > * > *,
html[data-theme="dark"] .table thead.table-secondary th {
    --bs-table-color: #f4f7f6;
    --bs-table-bg: #28313a;
    color: #f4f7f6 !important;
    background-color: #28313a !important;
}

/* UI/UX audit baseline: safer touch targets, wrapping, and dense settings pages. */
.d-flex.justify-content-between.align-items-center.mb-4,
.page-toolbar,
.page-actions {
    align-items: flex-start !important;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.d-flex.justify-content-between.align-items-center.mb-4 > h1,
.d-flex.justify-content-between.align-items-center.mb-4 > h2,
.d-flex.justify-content-between.align-items-center.mb-4 > h3 {
    margin-bottom: 0;
    min-width: min(100%, 260px);
}

.form-check {
    align-items: center;
    display: flex;
    gap: 0.55rem;
    min-height: 44px;
    padding-left: 0;
}

.form-check .form-check-input {
    flex: 0 0 auto;
    height: 1.15rem;
    margin-left: 0;
    margin-top: 0;
    width: 1.15rem;
}

.form-switch .form-check-input {
    height: 1.45rem;
    width: 2.75rem;
}

.form-check .form-check-label {
    cursor: pointer;
    line-height: 1.35;
}

.table .form-check,
.table .form-switch {
    min-height: 36px;
}

.btn-sm {
    align-items: center;
    display: inline-flex;
    justify-content: center;
    min-height: 36px;
}

.btn-sm.px-2,
.btn-sm:has(> i:only-child),
.btn-sm:has(> .fas:only-child),
.btn-sm:has(> .far:only-child),
.btn-sm:has(> .fab:only-child) {
    min-width: 36px;
}

.btn,
.btn-group,
.input-group {
    max-width: 100%;
}

.table-responsive {
    overscroll-behavior-x: contain;
}

.table td,
.table th {
    max-width: 42rem;
}

.table td,
.text-break,
.log-message-cell {
    overflow-wrap: anywhere;
    word-break: break-word;
}

.log-message-cell {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    line-height: 1.45;
    max-width: 34rem;
    min-width: 18rem;
    white-space: normal;
}

.settings-section,
.control-section,
.overlay-settings-section {
    background: var(--db-surface);
    border: 1px solid var(--db-hairline);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
}

.settings-section-header,
.control-section-header,
.overlay-settings-section-header {
    align-items: center;
    border-bottom: 1px solid var(--db-hairline-soft);
    display: flex;
    gap: 10px;
    justify-content: space-between;
    min-height: 48px;
    padding: 12px 16px;
}

.settings-section-body,
.control-section-body,
.overlay-settings-section-body {
    padding: 16px;
}

.form-range {
    height: 44px;
    min-height: 44px;
}

input[type="range"].precision-range-input {
    display: inline-block;
    min-width: 120px;
    vertical-align: middle;
    width: calc(100% - 116px);
}

.form-control.precision-range-number {
    display: inline-block;
    flex: 0 0 92px;
    margin-left: 10px;
    max-width: 104px;
    min-height: 38px;
    min-width: 84px;
    vertical-align: middle;
    width: 92px;
}

input[type="range"].precision-range-input + .precision-range-number {
    margin-top: 0;
}

.range-control:has(.precision-range-number) {
    grid-template-columns: minmax(120px, 1fr) minmax(78px, 96px) minmax(46px, auto);
}

.range-control:has(.precision-range-number) .precision-range-number {
    margin-left: 0;
}

.range-control:has(.precision-range-number) .precision-range-input {
    width: 100%;
}

.range-control:has(.precision-range-number) .range-value {
    text-align: left;
}

.empty-state,
.queue-empty,
.empty {
    border-radius: 12px;
}

.mobile-nav-toggle {
    align-items: center;
    display: none;
    height: 44px;
    justify-content: center;
    min-width: 44px;
}

.important-notice {
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .mobile-nav-toggle {
        display: inline-flex;
    }

    .d-flex.justify-content-between.align-items-center.mb-4,
    .page-toolbar,
    .page-actions {
        align-items: stretch !important;
        flex-direction: column;
    }

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

    .table td,
    .table th {
        max-width: 18rem;
    }

    .log-message-cell {
        max-width: 18rem;
        min-width: 14rem;
    }
}

/* Phase 2 settings workbench pattern for dense overlay/configuration pages. */
.settings-workbench {
    display: grid;
    gap: 18px;
}

.settings-page-head {
    align-items: flex-start;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: space-between;
    margin-bottom: 20px;
}

.settings-page-title {
    align-items: center;
    color: var(--db-ink);
    display: flex;
    font-size: clamp(1.45rem, 2vw, 1.9rem);
    font-weight: 850;
    gap: 10px;
    line-height: 1.15;
    margin: 0 0 6px;
}

.settings-page-subtitle {
    color: var(--db-muted);
    line-height: 1.55;
    margin: 0;
    max-width: 820px;
}

.settings-action-bar {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
}

.settings-workbench-grid {
    align-items: start;
    display: grid;
    gap: 18px;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
}

.settings-stack {
    display: grid;
    gap: 16px;
}

.settings-panel {
    background: var(--db-surface);
    border: 1px solid var(--db-hairline);
    border-radius: 12px;
    box-shadow: var(--db-card-shadow);
    overflow: hidden;
}

.card:has(.font-picker-menu:not(.d-none)),
.settings-panel:has(.font-picker-menu:not(.d-none)),
.settings-collapse-card:has(.font-picker-menu:not(.d-none)) {
    overflow: visible;
    position: relative;
    z-index: 40;
}

.card-body:has(.font-picker-menu:not(.d-none)),
.settings-panel-body:has(.font-picker-menu:not(.d-none)) {
    overflow: visible;
}

.font-picker:has(.font-picker-menu:not(.d-none)) {
    position: relative;
    z-index: 41;
}

.font-picker-menu {
    z-index: 3000;
}

.settings-panel-header {
    align-items: center;
    border-bottom: 1px solid var(--db-hairline-soft);
    display: flex;
    gap: 12px;
    justify-content: space-between;
    min-height: 52px;
    padding: 13px 16px;
}

.settings-panel-title {
    align-items: center;
    color: var(--db-ink);
    display: flex;
    font-weight: 800;
    gap: 9px;
    line-height: 1.25;
}

.settings-panel-note {
    color: var(--db-muted);
    font-size: 0.82rem;
    line-height: 1.45;
}

.settings-panel-body {
    padding: 16px;
}

.settings-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.settings-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.settings-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.settings-span-2 {
    grid-column: span 2;
}

.settings-preview-panel {
    position: sticky;
    top: 82px;
}

.settings-preview-stage {
    background:
        linear-gradient(135deg, rgba(62, 207, 142, 0.12), transparent 32%),
        var(--db-night);
    border: 1px solid var(--db-hairline);
    border-radius: 12px;
    overflow: hidden;
}

.settings-inline-card {
    align-items: center;
    background: var(--db-surface-muted);
    border: 1px solid var(--db-hairline-soft);
    border-radius: 10px;
    display: flex;
    gap: 12px;
    justify-content: space-between;
    min-height: 64px;
    padding: 12px 14px;
}

.settings-inline-card .form-check {
    min-height: 0;
}

.settings-sticky-actions {
    align-items: center;
    background: color-mix(in srgb, var(--db-surface), transparent 10%);
    border-top: 1px solid var(--db-hairline-soft);
    bottom: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
    margin: 18px -16px -16px;
    padding: 12px 16px;
    position: sticky;
    z-index: 5;
}

@supports (backdrop-filter: blur(10px)) {
    .settings-sticky-actions {
        backdrop-filter: blur(10px);
    }
}

@media (max-width: 1180px) {
    .settings-workbench-grid {
        grid-template-columns: 1fr;
    }

    .settings-preview-panel {
        position: static;
    }
}

@media (max-width: 768px) {
    .settings-page-head,
    .settings-action-bar {
        align-items: stretch;
        flex-direction: column;
    }

    .settings-action-bar .btn,
    .settings-action-bar .dropdown,
    .settings-action-bar .dropdown > .btn {
        width: 100%;
    }

    .settings-grid,
    .settings-grid-3,
    .settings-grid-4 {
        grid-template-columns: 1fr;
    }

    .settings-span-2 {
        grid-column: span 1;
    }

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

/* ── À-la-carte top-up packs (加購) — shared across /ai_persona, /vocal-separation,
   /pricing, /billing via templates/_topup_packs.html ───────────────────────── */
.topup-block { margin-top: 14px; }
.topup-block-title { font-weight: 700; margin-bottom: 8px; }
.topup-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}
.topup-card {
    background: var(--db-surface, #fff);
    border: 1px solid var(--db-hairline, #e5e7eb);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 0;
    padding: 12px;
}
.topup-card-name { font-size: 0.95rem; font-weight: 700; }
.topup-card-btn {
    background: #0b0f14;
    border: 0;
    border-radius: 999px;
    color: #fff;
    cursor: pointer;
    font-weight: 800;
    margin-top: auto;
    min-height: 40px;
    padding: 0 14px;
}
.topup-card-btn:hover { opacity: 0.92; }
.topup-note { color: var(--db-muted, #6b7280); font-size: 0.82rem; margin-top: 10px; }
html[data-theme="dark"] .topup-card-btn { background: #e5e7eb; color: #0b0f14; }