/* ==========================================================================
   Notification Platform — design tokens & component styles
   An internal delivery-ops console: dense, calm, and legible at a glance.
   Signature language: one consistent status-pill color system used
   everywhere a state is shown (queue rows, detail pages, config toggles).
   ========================================================================== */

:root {
    /* Surfaces */
    --bg: #F6F7F9;
    --surface: #FFFFFF;
    --surface-sunken: #FAFBFC;
    --border: #E4E7EC;
    --border-strong: #D0D5DD;
    /* Text — text-muted darkened from the original #98A2B3 (≈2.9:1 on white, fails WCAG AA) to a
       ≈4.6:1 shade so secondary/muted copy stays legible without losing the visual hierarchy. */
    --text-primary: #101828;
    --text-secondary: #475467;
    --text-muted: #64748B;
    --text-faint: #98A2B3;
    --text-on-accent: #FFFFFF;
    /* Brand */
    --accent: #4338CA;
    --accent-hover: #3730A3;
    --accent-soft: #EEF2FF;
    --accent-soft-border: #E0E7FF;
    /* Status language — used consistently across pills, dots, table accents */
    --neutral: #475467;
    --neutral-bg: #F2F4F7;
    --neutral-border: #E4E7EC;
    --info: #175CD3;
    --info-bg: #EFF8FF;
    --info-border: #D1E9FF;
    --success: #067647;
    --success-bg: #ECFDF3;
    --success-border: #ABEFC6;
    --warning: #B54708;
    --warning-bg: #FFFAEB;
    --warning-border: #FEDF89;
    --warning-bg-strong: #FEF0C7;
    --danger: #B42318;
    --danger-bg: #FEF3F2;
    --danger-border: #FECDCA;
    --muted-pill: #667085;
    --muted-pill-bg: #F2F4F7;
    --muted-pill-border: #E4E7EC;
    /* Chrome that isn't a plain surface color */
    --topbar-bg: rgba(255, 255, 255, 0.88);
    --auth-glow-1: #EEF2FF;
    --auth-glow-2: #F5F3FF;
    --scrollbar-thumb: #CBD2DD;
    --scrollbar-track: transparent;
    /* Radius & shadow */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
    --shadow-md: 0 1px 3px rgba(16, 24, 40, 0.08), 0 1px 2px rgba(16, 24, 40, 0.04);
    /* Type */
    --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    --sidebar-w: 248px;
    color-scheme: light;
}

/* ==========================================================================
   Dark theme — applied when the OS prefers dark AND the user hasn't
   explicitly chosen light (prefers-color-scheme block), or unconditionally
   once the user has explicitly picked dark via the theme toggle
   (:root[data-theme="dark"]). Same token names throughout the file, so every
   component below is dark-mode-aware for free — nothing to duplicate.
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg: #0B0D12;
        --surface: #14161B;
        --surface-sunken: #1A1D24;
        --border: #262A33;
        --border-strong: #383F4C;
        --text-primary: #EDEFF3;
        --text-secondary: #ACB3C0;
        --text-muted: #838BA0;
        --text-faint: #5B6273;
        --text-on-accent: #FFFFFF;
        --accent: #8577F5;
        --accent-hover: #9A8EFF;
        --accent-soft: rgba(133, 119, 245, 0.16);
        --accent-soft-border: rgba(133, 119, 245, 0.38);
        --neutral: #ACB3C0;
        --neutral-bg: rgba(172, 179, 192, 0.12);
        --neutral-border: rgba(172, 179, 192, 0.22);
        --info: #7CB0FF;
        --info-bg: rgba(59, 130, 246, 0.16);
        --info-border: rgba(59, 130, 246, 0.36);
        --success: #4ADE80;
        --success-bg: rgba(34, 197, 94, 0.16);
        --success-border: rgba(34, 197, 94, 0.36);
        --warning: #FBBF24;
        --warning-bg: rgba(245, 158, 11, 0.16);
        --warning-border: rgba(245, 158, 11, 0.36);
        --warning-bg-strong: rgba(245, 158, 11, 0.26);
        --danger: #F87171;
        --danger-bg: rgba(239, 68, 68, 0.16);
        --danger-border: rgba(239, 68, 68, 0.36);
        --muted-pill: #9AA1B0;
        --muted-pill-bg: rgba(154, 161, 176, 0.14);
        --muted-pill-border: rgba(154, 161, 176, 0.24);
        --topbar-bg: rgba(20, 22, 27, 0.82);
        --auth-glow-1: rgba(133, 119, 245, 0.16);
        --auth-glow-2: rgba(124, 176, 255, 0.10);
        --scrollbar-thumb: #333947;
        --scrollbar-track: transparent;
        --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.42), 0 1px 3px rgba(0, 0, 0, 0.3);
        color-scheme: dark;
    }
}

:root[data-theme="dark"] {
    --bg: #0B0D12;
    --surface: #14161B;
    --surface-sunken: #1A1D24;
    --border: #262A33;
    --border-strong: #383F4C;
    --text-primary: #EDEFF3;
    --text-secondary: #ACB3C0;
    --text-muted: #838BA0;
    --text-faint: #5B6273;
    --text-on-accent: #FFFFFF;
    --accent: #8577F5;
    --accent-hover: #9A8EFF;
    --accent-soft: rgba(133, 119, 245, 0.16);
    --accent-soft-border: rgba(133, 119, 245, 0.38);
    --neutral: #ACB3C0;
    --neutral-bg: rgba(172, 179, 192, 0.12);
    --neutral-border: rgba(172, 179, 192, 0.22);
    --info: #7CB0FF;
    --info-bg: rgba(59, 130, 246, 0.16);
    --info-border: rgba(59, 130, 246, 0.36);
    --success: #4ADE80;
    --success-bg: rgba(34, 197, 94, 0.16);
    --success-border: rgba(34, 197, 94, 0.36);
    --warning: #FBBF24;
    --warning-bg: rgba(245, 158, 11, 0.16);
    --warning-border: rgba(245, 158, 11, 0.36);
    --warning-bg-strong: rgba(245, 158, 11, 0.26);
    --danger: #F87171;
    --danger-bg: rgba(239, 68, 68, 0.16);
    --danger-border: rgba(239, 68, 68, 0.36);
    --muted-pill: #9AA1B0;
    --muted-pill-bg: rgba(154, 161, 176, 0.14);
    --muted-pill-border: rgba(154, 161, 176, 0.24);
    --topbar-bg: rgba(20, 22, 27, 0.82);
    --auth-glow-1: rgba(133, 119, 245, 0.16);
    --auth-glow-2: rgba(124, 176, 255, 0.10);
    --scrollbar-thumb: #333947;
    --scrollbar-track: transparent;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.42), 0 1px 3px rgba(0, 0, 0, 0.3);
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

html {
    font-size: 15px;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text-primary);
    font-family: var(--font-ui);
    -webkit-font-smoothing: antialiased;
    font-feature-settings: "cv02", "cv03", "cv04", "cv11";
    transition: background-color .18s ease, color .18s ease;
}

/* Themed scrollbars — otherwise a native light scrollbar sits jarringly on a dark page */
* {
    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

::-webkit-scrollbar {
    width: 11px;
    height: 11px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--scrollbar-thumb);
    border-radius: 999px;
    border: 3px solid var(--bg);
}

/* Elements whose surface/border/text swap on a theme change — kept to a deliberate list rather than a
   blanket "*" transition so hover-state transitions elsewhere aren't fighting this one. */
.sidebar, .topbar, .panel, .stat-card, .data-table thead th, .data-table tbody td,
.form-control, .form-select, .btn, .auth-card, .pill, .alert, .app-footer {
    transition: background-color .18s ease, border-color .18s ease, color .18s ease;
}

code, pre, .mono {
    font-family: var(--font-mono);
    font-size: 0.85em;
}

a {
    color: var(--accent);
    text-decoration: none;
}

    a:hover {
        color: var(--accent-hover);
        text-decoration: underline;
    }

::selection {
    background: var(--accent-soft-border);
}

/* Focus ring — applied uniformly, replaces the old bootstrap-blue default */
.btn:focus-visible, .btn:active:focus-visible,
.form-control:focus, .form-select:focus, .form-check-input:focus,
a:focus-visible, button:focus-visible, input:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--accent-soft-border), 0 0 0 4.5px var(--accent);
}

/* ==========================================================================
   App shell — fixed sidebar + scrolling content column
   ========================================================================== */

.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    background: var(--surface);
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 40;
    border-right: 1px solid var(--border);
    box-shadow: 1px 0 0 rgba(16, 24, 40, 0.02);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 22px 20px 18px;
    color: var(--text-primary);
    text-decoration: none;
}

    .sidebar-brand:hover {
        color: var(--text-primary);
        text-decoration: none;
    }

.sidebar-brand-mark {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    border-radius: 9px;
    background: linear-gradient(135deg, #6D5EF0 0%, #4338CA 100%);
    box-shadow: 0 3px 8px rgba(67, 56, 202, 0.28);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-brand-text {
    font-weight: 650;
    font-size: 0.98rem;
    letter-spacing: -0.01em;
    line-height: 1.15;
    color: var(--text-primary);
}

    .sidebar-brand-text small {
        display: block;
        font-weight: 500;
        font-size: 0.72rem;
        color: var(--text-muted);
        margin-top: 1px;
    }

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 10px 14px;
}

.sidebar-section-label {
    font-size: 0.67rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 16px 10px 6px;
}

.sidebar-group-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

    .sidebar-group-toggle:hover {
        color: var(--text-secondary);
    }

    .sidebar-group-toggle .chevron {
        flex-shrink: 0;
        opacity: 0.6;
        transition: transform .15s ease;
    }

.sidebar-group.collapsed .sidebar-group-toggle .chevron {
    transform: rotate(-90deg);
}

.sidebar-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px 8px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.87rem;
    font-weight: 550;
    margin-bottom: 2px;
    transition: background-color .12s ease, color .12s ease;
}

    .sidebar-link:hover {
        background: var(--surface-sunken);
        color: var(--text-primary);
        text-decoration: none;
    }

    .sidebar-link.active {
        background: var(--accent-soft);
        color: var(--accent);
        font-weight: 650;
    }

        .sidebar-link.active::before {
            content: "";
            position: absolute;
            left: -2px;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 16px;
            border-radius: 0 3px 3px 0;
            background: var(--accent);
        }

    .sidebar-link svg {
        flex-shrink: 0;
        opacity: 0.7;
        color: var(--text-muted);
    }

    .sidebar-link:hover svg {
        opacity: 1;
        color: var(--text-secondary);
    }

    .sidebar-link.active svg {
        opacity: 1;
        color: var(--accent);
    }

    .sidebar-link.sub {
        padding-left: 32px;
        font-size: 0.83rem;
        font-weight: 500;
    }

        .sidebar-link.sub.active {
            font-weight: 650;
        }

    .sidebar-link .ext-icon {
        margin-left: auto;
        opacity: 0.45;
        color: var(--text-muted);
    }

.sidebar-foot {
    padding: 14px 16px;
    border-top: 1px solid var(--border);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.sidebar-user-avatar {
    width: 27px;
    height: 27px;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 700;
    flex-shrink: 0;
    border: 1px solid var(--accent-soft-border);
}

.sidebar-user-name {
    font-size: 0.82rem;
    color: var(--text-primary);
    font-weight: 550;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-foot .btn {
    width: 100%;
}

.main-col {
    margin-left: var(--sidebar-w);
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--topbar-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
    padding: 16px 32px;
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

    .topbar h1 {
        font-size: 1.28rem;
        font-weight: 650;
        letter-spacing: -0.015em;
        margin: 0;
        color: var(--text-primary);
    }

.topbar-left {
    display: flex;
    align-items: center;
    min-width: 0;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* ==========================================================================
   Theme toggle
   ========================================================================== */

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}

    .theme-toggle:hover {
        background: var(--surface-sunken);
        color: var(--text-primary);
        border-color: var(--border-strong);
    }

    .theme-toggle svg {
        width: 17px;
        height: 17px;
    }

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

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

:root[data-theme="dark"] .theme-toggle .icon-sun {
    display: block;
}

:root[data-theme="dark"] .theme-toggle .icon-moon {
    display: none;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-toggle .icon-sun {
        display: block;
    }

    :root:not([data-theme="light"]) .theme-toggle .icon-moon {
        display: none;
    }
}

.content {
    flex: 1;
    padding: 28px 32px 48px;
    max-width: 1400px;
    width: 100%;
}

.app-footer {
    padding: 16px 32px;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
}

/* Mobile: collapse sidebar off-canvas, topbar gets a toggle button */
.sidebar-toggle {
    display: none;
}

@media (max-width: 900px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform .18s ease;
        box-shadow: var(--shadow-md);
    }

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

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

    .sidebar-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        border-radius: var(--radius-sm);
        border: 1px solid var(--border);
        background: var(--surface);
        margin-right: 10px;
        cursor: pointer;
    }

    .content, .app-footer {
        padding-left: 18px;
        padding-right: 18px;
    }

    .sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(16,24,40,0.4);
        z-index: 30;
    }

        .sidebar-backdrop.open {
            display: block;
        }
}

/* ==========================================================================
   Page furniture
   ========================================================================== */

.page-lede {
    color: var(--text-secondary);
    font-size: 0.92rem;
    max-width: 76ch;
    margin: -6px 0 20px;
    line-height: 1.55;
}

    .page-lede code {
        background: var(--surface-sunken);
        border: 1px solid var(--border);
        border-radius: 4px;
        padding: 0.1em 0.4em;
        color: var(--text-primary);
    }

.section-heading {
    font-size: 0.98rem;
    font-weight: 650;
    letter-spacing: -0.01em;
    margin: 32px 0 12px;
    color: var(--text-primary);
}

    .section-heading:first-child {
        margin-top: 0;
    }

/* Stat cards for the dashboard summary */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 8px;
}

.stat-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px 18px 16px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow .15s ease, transform .15s ease;
}

    .stat-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: var(--stat-accent, var(--accent));
    }

    .stat-card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-1px);
    }

    .stat-card.accent-indigo {
        --stat-accent: #4338CA;
    }

    .stat-card.accent-success {
        --stat-accent: #067647;
    }

    .stat-card.accent-danger {
        --stat-accent: #B42318;
    }

    .stat-card.accent-neutral {
        --stat-accent: #98A2B3;
    }

    .stat-card .stat-label {
        font-size: 0.76rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        color: var(--text-muted);
        margin-bottom: 6px;
    }

    .stat-card .stat-value {
        font-size: 1.6rem;
        font-weight: 700;
        letter-spacing: -0.02em;
        color: var(--text-primary);
    }

    .stat-card .stat-sub {
        font-size: 0.78rem;
        color: var(--text-secondary);
        margin-top: 3px;
    }

        .stat-card .stat-sub a {
            font-weight: 600;
        }

/* Card wrapper for tables/content blocks */
.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: 24px;
}

.panel-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

    .panel-header .panel-title {
        font-weight: 600;
        font-size: 0.92rem;
        color: var(--text-primary);
    }

    .panel-header .panel-meta {
        font-size: 0.78rem;
        color: var(--text-muted);
    }

.panel-body {
    padding: 18px;
}

.panel-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.88rem;
}

/* ==========================================================================
   Tables
   ========================================================================== */

.table-wrap {
    overflow-x: auto;
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.86rem;
}

.data-table thead th {
    text-align: left;
    font-size: 0.72rem;
    font-weight: 650;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: var(--surface-sunken);
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table tbody td {
    padding: 11px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    vertical-align: middle;
}

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

.data-table tbody tr:hover {
    background: var(--surface-sunken);
}

.data-table td.num, .data-table th.num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.data-table .cell-muted {
    color: var(--text-muted);
}

.data-table .cell-id a {
    font-family: var(--font-mono);
    font-size: 0.86em;
    font-weight: 600;
}

.data-table .cell-time {
    font-family: var(--font-mono);
    font-size: 0.86em;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* ==========================================================================
   Pills — the one recurring signature: every status/priority reads the
   same way everywhere in the app.
   ========================================================================== */

.pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 2px 9px 2px 7px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid transparent;
    line-height: 1.6;
    white-space: nowrap;
}

    .pill::before {
        content: "";
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: currentColor;
        flex-shrink: 0;
    }

.pill-neutral {
    background: var(--neutral-bg);
    color: var(--neutral);
    border-color: var(--neutral-border);
}

.pill-info {
    background: var(--info-bg);
    color: var(--info);
    border-color: var(--info-border);
}

.pill-success {
    background: var(--success-bg);
    color: var(--success);
    border-color: var(--success-border);
}

.pill-warning {
    background: var(--warning-bg);
    color: var(--warning);
    border-color: var(--warning-border);
}

.pill-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: var(--danger-border);
}

.pill-muted {
    background: var(--muted-pill-bg);
    color: var(--muted-pill);
    border-color: var(--muted-pill-border);
}

.tag-test {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 1px 6px;
    border-radius: 4px;
    background: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-soft-border);
    margin-left: 6px;
    vertical-align: middle;
}

/* ==========================================================================
   Forms & buttons
   ========================================================================== */

.form-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.form-control, .form-select {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    padding: 7px 11px;
    font-size: 0.87rem;
    color: var(--text-primary);
    background: var(--surface);
}

    .form-control::placeholder {
        color: var(--text-muted);
    }

    .form-control:focus, .form-select:focus {
        border-color: var(--accent);
    }

.btn {
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 7px 14px;
    border: 1px solid transparent;
    transition: background-color .12s ease, border-color .12s ease, color .12s ease;
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 1px 2px rgba(67, 56, 202, 0.24);
}

    .btn-primary:hover {
        background: var(--accent-hover);
        border-color: var(--accent-hover);
        color: #fff;
        box-shadow: 0 2px 5px rgba(67, 56, 202, 0.32);
    }

.btn-warning {
    background: var(--warning-bg);
    border-color: var(--warning-border);
    color: var(--warning);
}

    .btn-warning:hover {
        background: var(--warning-bg-strong);
        border-color: var(--warning-border);
        color: var(--warning);
    }

.btn-secondary {
    background: var(--surface);
    border-color: var(--border-strong);
    color: var(--text-secondary);
}

    .btn-secondary:hover {
        background: var(--surface-sunken);
        border-color: var(--border-strong);
        color: var(--text-primary);
    }

.btn-outline-secondary {
    background: transparent;
    border-color: var(--border-strong);
    color: var(--text-secondary);
}

    .btn-outline-secondary:hover {
        background: var(--surface-sunken);
        color: var(--text-primary);
    }

.btn-sm {
    padding: 4px 10px;
    font-size: 0.78rem;
}

.filter-bar {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

    .filter-bar .field {
        display: flex;
        flex-direction: column;
    }

/* Config value inline-save form */
.inline-save-form {
    display: flex;
    gap: 8px;
    align-items: center;
}

    .inline-save-form .form-control {
        min-width: 220px;
    }

/* ==========================================================================
   Alerts
   ========================================================================== */

.alert {
    border-radius: var(--radius-md);
    padding: 11px 16px;
    font-size: 0.86rem;
    border: 1px solid;
    margin-bottom: 18px;
}

.alert-info {
    background: var(--info-bg);
    border-color: var(--info-border);
    color: var(--info);
}

.alert-success {
    background: var(--success-bg);
    border-color: var(--success-border);
    color: var(--success);
}

.alert-danger {
    background: var(--danger-bg);
    border-color: var(--danger-border);
    color: var(--danger);
}

/* ==========================================================================
   Definition list (Details page)
   ========================================================================== */

.detail-grid {
    display: grid;
    grid-template-columns: 220px 1fr;
    row-gap: 0;
}

    .detail-grid dt {
        padding: 10px 16px 10px 0;
        font-size: 0.78rem;
        font-weight: 600;
        color: var(--text-muted);
        text-transform: uppercase;
        letter-spacing: 0.04em;
        border-bottom: 1px solid var(--border);
        display: flex;
        align-items: center;
    }

    .detail-grid dd {
        padding: 10px 0;
        margin: 0;
        border-bottom: 1px solid var(--border);
        font-size: 0.88rem;
        display: flex;
        align-items: center;
        gap: 6px;
        word-break: break-word;
    }

        .detail-grid dd:last-of-type, .detail-grid dt:last-of-type {
            border-bottom: none;
        }

    .detail-grid pre {
        background: var(--surface-sunken);
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        padding: 12px 14px;
        font-size: 0.82rem;
        white-space: pre-wrap;
        word-break: break-word;
        max-height: 280px;
        overflow-y: auto;
        width: 100%;
    }

    .detail-grid code {
        font-size: 0.85em;
    }

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
    padding: 0;
    margin: 4px 0 0;
}

.page-item .page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 10px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 600;
    background: var(--surface);
}

    .page-item .page-link:hover {
        background: var(--surface-sunken);
        color: var(--text-primary);
        text-decoration: none;
    }

.page-item.disabled .page-link {
    color: var(--text-muted);
    background: var(--surface-sunken);
    cursor: default;
    pointer-events: none;
    border-color: var(--border);
}

.page-item.disabled span.page-link {
    border: none;
    background: transparent;
    font-weight: 500;
}

/* ==========================================================================
   Login page (standalone layout)
   ========================================================================== */

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(600px circle at 15% 10%, var(--auth-glow-1) 0%, transparent 60%), radial-gradient(500px circle at 90% 90%, var(--auth-glow-2) 0%, transparent 55%), var(--bg);
    padding: 20px;
    position: relative;
}

.auth-theme-toggle {
    position: absolute;
    top: 20px;
    right: 20px;
}

.auth-card {
    width: 100%;
    max-width: 380px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 32px 30px 28px;
}

.auth-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 22px;
}

.auth-brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: linear-gradient(135deg, #5B4FE9 0%, #4338CA 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.auth-brand-text {
    font-weight: 650;
    font-size: 1.02rem;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

    .auth-brand-text small {
        display: block;
        font-weight: 400;
        font-size: 0.76rem;
        color: var(--text-muted);
    }

.auth-card h1 {
    font-size: 1.05rem;
    font-weight: 650;
    margin: 0 0 4px;
}

.auth-sub {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0 0 20px;
}

/* ==========================================================================
   Misc / utility
   ========================================================================== */

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

.mt-4 {
    margin-top: 1.5rem;
}

.h4 {
    font-size: 1.05rem;
    font-weight: 650;
}

.h5 {
    font-size: 0.96rem;
    font-weight: 650;
}

.gap-2 {
    gap: 0.5rem;
}

.d-flex {
    display: flex;
}

.align-items-end {
    align-items: flex-end;
}

.mb-3 {
    margin-bottom: 1rem;
}