:root {
    color-scheme: light;

    --bg: #f3f5f8;
    --surface: #ffffff;
    --surface-soft: #f7f9fb;
    --surface-hover: #eef2f6;

    --text: #18212f;
    --text-soft: #667085;
    --text-faint: #98a2b3;

    --border: #dfe4ea;

    --primary: #2563eb;
    --primary-soft: #eff6ff;

    --success: #15803d;
    --success-soft: #ecfdf3;

    --sidebar-width: 260px;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;

    --shadow-sm:
        0 1px 2px rgba(16, 24, 40, 0.05);

    --shadow-md:
        0 8px 24px rgba(16, 24, 40, 0.08);
}


@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        color-scheme: dark;

        --bg: #0f1318;
        --surface: #171c22;
        --surface-soft: #1c2229;
        --surface-hover: #232a33;

        --text: #edf1f5;
        --text-soft: #9da8b4;
        --text-faint: #707c89;

        --border: #2a323c;

        --primary: #5b8def;
        --primary-soft: #18253c;

        --success: #4ade80;
        --success-soft: #14271c;

        --shadow-sm:
            0 1px 2px rgba(0, 0, 0, 0.25);

        --shadow-md:
            0 8px 28px rgba(0, 0, 0, 0.3);
    }
}


:root[data-theme="light"] {
    color-scheme: light;

    --bg: #f3f5f8;
    --surface: #ffffff;
    --surface-soft: #f7f9fb;
    --surface-hover: #eef2f6;

    --text: #18212f;
    --text-soft: #667085;
    --text-faint: #98a2b3;

    --border: #dfe4ea;

    --primary: #2563eb;
    --primary-soft: #eff6ff;

    --success: #15803d;
    --success-soft: #ecfdf3;

    --shadow-sm:
        0 1px 2px rgba(16, 24, 40, 0.05);

    --shadow-md:
        0 8px 24px rgba(16, 24, 40, 0.08);
}


:root[data-theme="dark"] {
    color-scheme: dark;

    --bg: #0f1318;
    --surface: #171c22;
    --surface-soft: #1c2229;
    --surface-hover: #232a33;

    --text: #edf1f5;
    --text-soft: #9da8b4;
    --text-faint: #707c89;

    --border: #2a323c;

    --primary: #5b8def;
    --primary-soft: #18253c;

    --success: #4ade80;
    --success-soft: #14271c;

    --shadow-sm:
        0 1px 2px rgba(0, 0, 0, 0.25);

    --shadow-md:
        0 8px 28px rgba(0, 0, 0, 0.3);
}


*,
*::before,
*::after {
    box-sizing: border-box;
}


html {
    min-height: 100%;

    font-family:
        Inter,
        ui-sans-serif,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;

    background: var(--bg);
    color: var(--text);

    line-height: 1.5;
}


body {
    margin: 0;
    min-height: 100vh;

    background: var(--bg);
    color: var(--text);

    -webkit-font-smoothing: antialiased;
}


button,
input,
select,
textarea {
    font: inherit;
}


button,
a {
    -webkit-tap-highlight-color: transparent;
}


a {
    color: inherit;
    text-decoration: none;
}


.app-shell {
    min-height: 100vh;

    display: grid;
    grid-template-columns:
        var(--sidebar-width)
        minmax(0, 1fr);
}


.sidebar {
    position: sticky;
    top: 0;

    height: 100vh;

    display: flex;
    flex-direction: column;

    border-right: 1px solid var(--border);

    background: var(--surface);
}


.sidebar__header {
    height: 72px;

    padding: 0 20px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    border-bottom: 1px solid var(--border);
}


.sidebar-brand {
    min-width: 0;

    display: flex;
    align-items: center;
    gap: 11px;

    font-weight: 700;
}


.sidebar-brand__mark {
    width: 34px;
    height: 34px;

    flex: 0 0 34px;

    display: grid;
    place-items: center;

    border-radius: 9px;

    background: var(--primary);
    color: #ffffff;

    font-size: 0.9rem;
    font-weight: 800;
}


.sidebar-brand__text {
    overflow: hidden;

    white-space: nowrap;
    text-overflow: ellipsis;

    letter-spacing: -0.02em;
}


.sidebar-close {
    display: none;

    border: 0;

    background: transparent;
    color: var(--text-soft);

    font-size: 1.6rem;

    cursor: pointer;
}


.sidebar-nav {
    flex: 1;

    overflow-y: auto;

    padding: 18px 12px;
}


.sidebar-nav__group + .sidebar-nav__group {
    margin-top: 24px;
}


.sidebar-nav__label {
    padding: 0 10px 8px;

    color: var(--text-faint);

    font-size: 0.68rem;
    font-weight: 700;

    letter-spacing: 0.08em;
    text-transform: uppercase;
}


.sidebar-nav__link {
    min-height: 42px;

    padding: 0 11px;

    display: flex;
    align-items: center;
    gap: 11px;

    border-radius: var(--radius-md);

    color: var(--text-soft);

    font-size: 0.9rem;
    font-weight: 500;

    transition:
        background-color 120ms ease,
        color 120ms ease;
}


.sidebar-nav__link:hover {
    background: var(--surface-soft);
    color: var(--text);
}


.sidebar-nav__link.is-active {
    background: var(--primary-soft);
    color: var(--primary);

    font-weight: 650;
}


.nav-icon {
    width: 20px;

    flex: 0 0 20px;

    text-align: center;

    font-size: 0.9rem;
}


.sidebar__footer {
    min-height: 72px;

    padding: 14px 20px;

    display: flex;
    align-items: center;
    gap: 10px;

    border-top: 1px solid var(--border);

    color: var(--text-soft);

    font-size: 0.76rem;
}


.sidebar__footer strong,
.sidebar__footer span {
    display: block;
}


.sidebar__footer strong {
    color: var(--text);

    font-size: 0.78rem;
    font-weight: 600;

    text-transform: capitalize;
}


.environment-dot {
    width: 9px;
    height: 9px;

    flex: 0 0 9px;

    border-radius: 999px;

    background: var(--success);

    box-shadow:
        0 0 0 4px var(--success-soft);
}


.app-main {
    min-width: 0;

    background: var(--bg);
}


.topbar {
    min-height: 72px;

    position: sticky;
    top: 0;
    z-index: 20;

    padding: 10px 28px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;

    border-bottom: 1px solid var(--border);

    background:
        color-mix(
            in srgb,
            var(--surface) 94%,
            transparent
        );

    backdrop-filter: blur(12px);
}


.topbar__left {
    min-width: 0;

    display: flex;
    align-items: center;
    gap: 12px;
}


.topbar__eyebrow {
    margin-bottom: 2px;

    color: var(--text-faint);

    font-size: 0.67rem;
    font-weight: 700;

    letter-spacing: 0.07em;
    text-transform: uppercase;
}


.topbar__title {
    margin: 0;

    overflow: hidden;

    color: var(--text);

    font-size: 1rem;
    font-weight: 650;

    white-space: nowrap;
    text-overflow: ellipsis;
}


.topbar__actions {
    display: flex;
    align-items: center;
    gap: 10px;
}


.locale-badge {
    min-width: 34px;
    height: 30px;

    padding: 0 8px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    border: 1px solid var(--border);
    border-radius: var(--radius-sm);

    background: var(--surface-soft);
    color: var(--text-soft);

    font-size: 0.72rem;
    font-weight: 700;
}


.mobile-menu-button {
    display: none;

    width: 38px;
    height: 38px;

    border: 1px solid var(--border);
    border-radius: var(--radius-md);

    background: var(--surface);
    color: var(--text);

    cursor: pointer;
}


.theme-switcher {
    display: inline-flex;

    padding: 2px;

    border: 1px solid var(--border);
    border-radius: var(--radius-md);

    background: var(--surface-soft);
}


.theme-option {
    min-height: 28px;

    padding: 0 9px;

    border: 0;
    border-radius: var(--radius-sm);

    background: transparent;
    color: var(--text-soft);

    font-size: 0.73rem;

    cursor: pointer;
}


.theme-option:hover {
    color: var(--text);
}


.theme-option[aria-pressed="true"] {
    background: var(--surface);
    color: var(--text);

    box-shadow: var(--shadow-sm);
}


.theme-option:focus-visible,
.sidebar-nav__link:focus-visible,
.mobile-menu-button:focus-visible,
.sidebar-close:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}


.content {
    width: min(
        calc(100% - 48px),
        1240px
    );

    margin: 0 auto;

    padding: 30px 0 60px;
}


.panel {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);

    background: var(--surface);

    box-shadow: var(--shadow-sm);
}


.dashboard-hero {
    min-height: 190px;

    padding: 30px;

    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 28px;
}


.section-eyebrow {
    margin: 0 0 10px;

    color: var(--primary);

    font-size: 0.72rem;
    font-weight: 750;

    letter-spacing: 0.08em;
    text-transform: uppercase;
}


.dashboard-hero__title,
.module-intro__title {
    margin: 0;

    color: var(--text);

    font-size: clamp(1.7rem, 3vw, 2.35rem);
    line-height: 1.15;

    letter-spacing: -0.035em;
}


.dashboard-hero__lead,
.module-intro__description {
    max-width: 720px;

    margin: 14px 0 0;

    color: var(--text-soft);

    font-size: 0.96rem;
    line-height: 1.65;
}


.security-indicator {
    padding: 8px 11px;

    display: inline-flex;
    align-items: center;
    gap: 8px;

    border: 1px solid var(--border);
    border-radius: 999px;

    background: var(--success-soft);
    color: var(--success);

    font-size: 0.78rem;
    font-weight: 650;

    white-space: nowrap;
}


.security-indicator__dot {
    width: 7px;
    height: 7px;

    border-radius: 999px;

    background: var(--success);
}


.stat-grid {
    margin-top: 18px;

    display: grid;
    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 14px;
}


.stat-card {
    min-height: 110px;

    padding: 20px;

    display: flex;
    flex-direction: column;
    justify-content: space-between;

    border: 1px solid var(--border);
    border-radius: var(--radius-lg);

    background: var(--surface);

    box-shadow: var(--shadow-sm);
}


.stat-card__label {
    color: var(--text-soft);

    font-size: 0.78rem;
}


.stat-card__value {
    margin-top: 18px;

    color: var(--text);

    font-size: 1.12rem;
    font-weight: 700;

    text-transform: capitalize;
}


.status-good {
    color: var(--success);
}


.activity-panel {
    margin-top: 18px;
}


.panel-heading {
    padding: 22px 24px;

    border-bottom: 1px solid var(--border);
}


.panel-heading h2 {
    margin: 0;

    font-size: 1.05rem;
}


.activity-list {
    padding: 8px;
}


.activity-item {
    min-height: 48px;

    padding: 0 14px;

    display: flex;
    align-items: center;
    gap: 12px;

    border-radius: var(--radius-md);

    color: var(--text-soft);

    font-size: 0.87rem;
}


.activity-item:hover {
    background: var(--surface-soft);
}


.activity-item__status {
    width: 8px;
    height: 8px;

    flex: 0 0 8px;

    border-radius: 999px;

    background: var(--success);
}


.module-intro {
    padding: 30px;
}


.empty-state {
    min-height: 260px;

    margin-top: 18px;

    display: grid;
    place-items: center;

    align-content: center;

    border: 1px dashed var(--border);
    border-radius: var(--radius-lg);

    color: var(--text-soft);

    text-align: center;
}


.empty-state__icon {
    width: 42px;
    height: 42px;

    margin-bottom: 10px;

    display: grid;
    place-items: center;

    border: 1px solid var(--border);
    border-radius: 999px;

    background: var(--surface);
    color: var(--primary);

    font-size: 1.2rem;
}


.sidebar-overlay {
    display: none;
}


@media (max-width: 1100px) {
    .stat-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }
}


@media (max-width: 820px) {
    .app-shell {
        display: block;
    }

    .sidebar {
        width: min(
            300px,
            calc(100vw - 44px)
        );

        position: fixed;
        inset: 0 auto 0 0;

        z-index: 60;

        transform: translateX(-105%);

        transition:
            transform 180ms ease;
    }

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

    .sidebar-close {
        display: block;
    }

    .sidebar-overlay {
        position: fixed;
        inset: 0;

        z-index: 50;

        background:
            rgba(0, 0, 0, 0.45);

        opacity: 0;
        visibility: hidden;

        transition:
            opacity 180ms ease,
            visibility 180ms ease;
    }

    .sidebar-open .sidebar-overlay {
        display: block;

        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-button {
        display: inline-grid;
        place-items: center;
    }

    .topbar {
        padding-inline: 18px;
    }

    .content {
        width: min(
            calc(100% - 32px),
            1240px
        );

        padding-top: 20px;
    }
}


@media (max-width: 640px) {
    .topbar {
        align-items: center;
    }

    .topbar__eyebrow {
        display: none;
    }

    .locale-badge {
        display: none;
    }

    .theme-option {
        padding-inline: 7px;
    }

    .dashboard-hero {
        min-height: auto;

        padding: 22px;

        flex-direction: column;
    }

    .stat-grid {
        grid-template-columns: 1fr;
    }

    .module-intro {
        padding: 22px;
    }
}


@media (max-width: 480px) {
    .topbar {
        padding-inline: 12px;
    }

    .topbar__actions {
        gap: 6px;
    }

    .theme-option {
        min-width: 0;

        padding-inline: 6px;

        font-size: 0.68rem;
    }

    .content {
        width: calc(100% - 24px);
    }
}


@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}
/* ==========================================================================
   Authentication & account controls · V0.4
   ========================================================================== */

.account-area {
    display: flex;
    align-items: center;
    gap: 10px;
}

.account-identity {
    max-width: 180px;

    display: flex;
    flex-direction: column;
    align-items: flex-end;

    line-height: 1.2;
}

.account-identity span {
    color: var(--text-faint);

    font-size: 0.62rem;
}

.account-identity strong {
    max-width: 180px;

    overflow: hidden;

    color: var(--text);

    font-size: 0.76rem;
    font-weight: 650;

    white-space: nowrap;
    text-overflow: ellipsis;
}

.logout-button {
    min-height: 30px;

    padding: 0 10px;

    border: 1px solid var(--border);
    border-radius: var(--radius-sm);

    background: var(--surface-soft);
    color: var(--text-soft);

    font-size: 0.72rem;

    cursor: pointer;
}

.logout-button:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.logout-button:focus-visible,
.primary-button:focus-visible,
.form-field input:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.auth-body {
    min-height: 100vh;

    background: var(--bg);
}

.auth-page {
    min-height: 100vh;

    display: grid;
    grid-template-rows: auto 1fr auto;
}

.auth-topbar {
    width: min(calc(100% - 32px), 1180px);

    margin: 0 auto;
    padding: 20px 0;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.auth-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    color: var(--text);

    font-size: 0.9rem;
    font-weight: 700;
}

.auth-main {
    width: min(calc(100% - 32px), 440px);

    margin: 0 auto;

    display: grid;
    place-items: center;

    padding: 32px 0 56px;
}

.auth-card {
    width: 100%;

    padding: 30px;

    border: 1px solid var(--border);
    border-radius: var(--radius-lg);

    background: var(--surface);

    box-shadow: var(--shadow-md);
}

.auth-card__header {
    margin-bottom: 24px;
}

.auth-card__title {
    margin: 0;

    color: var(--text);

    font-size: 2rem;
    line-height: 1.15;

    letter-spacing: -0.035em;
}

.auth-card__lead {
    margin: 12px 0 0;

    color: var(--text-soft);

    font-size: 0.9rem;
    line-height: 1.6;
}

.auth-alert {
    margin-bottom: 18px;
    padding: 11px 12px;

    border: 1px solid color-mix(in srgb, #ef4444 34%, var(--border));
    border-radius: var(--radius-md);

    background: color-mix(in srgb, #ef4444 9%, var(--surface));
    color: color-mix(in srgb, #ef4444 76%, var(--text));

    font-size: 0.82rem;
    line-height: 1.45;
}

.auth-form {
    display: grid;
    gap: 17px;
}

.form-field {
    display: grid;
    gap: 7px;
}

.form-field label {
    color: var(--text);

    font-size: 0.78rem;
    font-weight: 650;
}

.form-field input {
    width: 100%;
    min-height: 44px;

    padding: 0 12px;

    border: 1px solid var(--border);
    border-radius: var(--radius-md);

    background: var(--surface-soft);
    color: var(--text);

    outline: none;
}

.form-field input:hover {
    border-color: color-mix(in srgb, var(--primary) 30%, var(--border));
}

.form-field input:focus {
    border-color: var(--primary);
    background: var(--surface);
}

.primary-button {
    min-height: 44px;

    margin-top: 3px;
    padding: 0 16px;

    border: 1px solid transparent;
    border-radius: var(--radius-md);

    background: var(--primary);
    color: #ffffff;

    font-weight: 700;

    cursor: pointer;
}

.primary-button:hover {
    filter: brightness(1.05);
}

.auth-footer {
    padding: 0 16px 22px;

    color: var(--text-faint);

    font-size: 0.7rem;
    text-align: center;
}

@media (max-width: 900px) {
    .account-identity {
        display: none;
    }
}

@media (max-width: 640px) {
    .auth-topbar {
        align-items: flex-start;
    }

    .auth-topbar .theme-switcher {
        flex-shrink: 0;
    }

    .auth-card {
        padding: 24px;
    }

    .topbar__actions {
        gap: 6px;
    }

    .logout-button {
        padding-inline: 8px;
    }
}

@media (max-width: 520px) {
    .auth-topbar {
        flex-direction: column;
        align-items: stretch;
    }

    .auth-topbar .theme-switcher {
        align-self: flex-end;
    }

    .auth-main {
        width: min(calc(100% - 24px), 440px);
        padding-top: 18px;
    }
}

/* ========================================================================== 
   V0.5 Administration
   ========================================================================== */

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

.page-heading h2 {
    margin: 0;
    font-size: clamp(1.6rem, 2.5vw, 2.1rem);
    letter-spacing: -0.03em;
}

.page-heading p:not(.section-eyebrow) {
    margin: 8px 0 0;
    color: var(--text-soft);
}

.primary-button,
.secondary-button {
    min-height: 38px;
    padding: 0 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-size: 0.84rem;
    font-weight: 650;
    cursor: pointer;
}

.primary-button {
    border: 1px solid var(--primary);
    background: var(--primary);
    color: #fff;
}

.secondary-button {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
}

.data-panel {
    overflow: hidden;
}

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

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.84rem;
}

.data-table th,
.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: middle;
}

.data-table th {
    color: var(--text-faint);
    background: var(--surface-soft);
    font-size: 0.71rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.data-table tr:last-child td {
    border-bottom: 0;
}

.table-actions {
    text-align: right !important;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.55rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-soft);
    background: var(--surface-soft);
    font-size: 0.72rem;
    font-weight: 650;
}

.status-badge--active {
    color: var(--success);
    background: var(--success-soft);
}

.status-badge--disabled {
    color: var(--text-faint);
}

.form-panel,
.secret-panel,
.danger-panel {
    padding: 24px;
}

.admin-form {
    display: grid;
    gap: 22px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-field {
    display: grid;
    gap: 7px;
}

.form-field > span,
.permission-box legend {
    color: var(--text-soft);
    font-size: 0.78rem;
    font-weight: 650;
}

.form-field input,
.form-field select {
    width: 100%;
    min-height: 42px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
    color: var(--text);
    outline: none;
}

.form-field input:focus,
.form-field select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.permission-box {
    margin: 0;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.permission-box legend {
    padding: 0 8px;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

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

.check-card {
    min-height: 64px;
    padding: 12px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
    cursor: pointer;
}

.check-card input {
    margin-top: 3px;
}

.check-card span {
    min-width: 0;
    display: grid;
    gap: 2px;
}

.check-card small {
    color: var(--text-faint);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
}

.alert {
    margin-bottom: 16px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.84rem;
}

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

.alert--error {
    color: #dc2626;
    background: color-mix(in srgb, #dc2626 8%, var(--surface));
}

.alert--warning {
    color: #b45309;
    background: color-mix(in srgb, #f59e0b 9%, var(--surface));
}

.danger-panel {
    margin-top: 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.danger-panel h3 {
    margin: 0 0 4px;
}

.danger-panel p {
    margin: 0;
    color: var(--text-soft);
}

.credential-list {
    margin: 24px 0;
    display: grid;
    gap: 12px;
}

.credential-list > div {
    padding: 14px;
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.credential-list dt {
    color: var(--text-soft);
}

.credential-list dd {
    margin: 0;
    font-weight: 650;
}

.role-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.role-card {
    padding: 22px;
    display: grid;
    gap: 18px;
}

.role-card h3,
.secret-panel h2 {
    margin: 0;
}

.role-card p,
.secret-panel p {
    color: var(--text-soft);
}

.role-card__topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.role-card__stats {
    display: flex;
    gap: 14px;
    color: var(--text-soft);
    font-size: 0.8rem;
}

@media (max-width: 900px) {
    .checkbox-grid--wide {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .page-heading,
    .danger-panel {
        flex-direction: column;
        align-items: stretch;
    }

    .form-grid,
    .checkbox-grid,
    .checkbox-grid--wide,
    .role-grid {
        grid-template-columns: 1fr;
    }

    .credential-list > div {
        grid-template-columns: 1fr;
        gap: 4px;
    }
}

/* ========================================================================== */
/* V0.6 · Two-factor authentication and trusted devices                      */
/* ========================================================================== */

.field-help {
    color: var(--text-faint);
    font-size: 0.75rem;
    line-height: 1.45;
}

.trust-device-option {
    padding: 12px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
    cursor: pointer;
}

.trust-device-option input {
    margin-top: 4px;
}

.trust-device-option span {
    display: grid;
    gap: 3px;
}

.trust-device-option strong {
    font-size: 0.84rem;
}

.trust-device-option small {
    color: var(--text-soft);
    line-height: 1.45;
}

.security-stat-grid {
    margin-bottom: 18px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.security-panel + .security-panel {
    margin-top: 18px;
}

.security-panel__body {
    padding: 22px 24px 24px;
}

.security-panel__heading-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.security-muted {
    margin: 0 0 18px;
    color: var(--text-soft);
}

.security-key-warning {
    display: grid;
    gap: 4px;
}

.security-key-warning code {
    width: fit-content;
    margin-top: 5px;
    padding: 5px 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
}

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

.security-action-card {
    padding: 18px;
    display: grid;
    gap: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface-soft);
}

.security-action-card h3,
.security-action-card p {
    margin: 0;
}

.security-action-card p {
    color: var(--text-soft);
    font-size: 0.86rem;
    line-height: 1.55;
}

.security-action-card--danger {
    border-color: color-mix(in srgb, #dc2626 32%, var(--border));
}

.secondary-button,
.danger-button,
.button-link {
    min-height: 38px;
    padding: 0 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface);
    color: var(--text);
    font-size: 0.78rem;
    font-weight: 650;
    cursor: pointer;
}

.secondary-button:hover,
.button-link:hover {
    background: var(--surface-hover);
}

.danger-button {
    border-color: color-mix(in srgb, #dc2626 38%, var(--border));
    background: color-mix(in srgb, #dc2626 9%, var(--surface));
    color: #ef4444;
}

.primary-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.trusted-device-list {
    display: grid;
    gap: 10px;
}

.trusted-device-card {
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.trusted-device-meta {
    margin: 10px 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 14px 22px;
}

.trusted-device-meta > div {
    display: grid;
    gap: 2px;
}

.trusted-device-meta dt {
    color: var(--text-faint);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.trusted-device-meta dd {
    margin: 0;
    color: var(--text-soft);
    font-size: 0.78rem;
}

.security-setup-panel,
.recovery-panel {
    padding: 24px;
}

.security-setup-step {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 16px;
}

.security-setup-step + .security-setup-step {
    margin-top: 26px;
    padding-top: 26px;
    border-top: 1px solid var(--border);
}

.security-setup-step h3,
.security-setup-step p {
    margin-top: 0;
}

.security-setup-step p {
    color: var(--text-soft);
}

.security-step-number {
    width: 32px;
    height: 32px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 750;
}

.setup-secret {
    margin-top: 14px;
    display: grid;
    gap: 7px;
}

.setup-secret span {
    color: var(--text-soft);
    font-size: 0.76rem;
    font-weight: 650;
}

.setup-secret code,
.recovery-code-grid code {
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
    color: var(--text);
    font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
    letter-spacing: 0.04em;
}

.setup-secret code {
    width: fit-content;
    max-width: 100%;
    overflow-wrap: anywhere;
}

.setup-uri {
    width: 100%;
    padding: 12px;
    resize: vertical;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
    color: var(--text-soft);
    font: 0.78rem/1.55 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.security-confirm-form {
    max-width: 420px;
    display: grid;
    gap: 14px;
}

.recovery-code-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.recovery-code-grid code {
    text-align: center;
}

.recovery-panel .form-actions {
    margin-top: 22px;
}

@media (max-width: 900px) {
    .security-stat-grid,
    .security-action-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .security-panel__heading-row,
    .trusted-device-card {
        align-items: stretch;
        flex-direction: column;
    }

    .security-setup-step {
        grid-template-columns: 1fr;
    }

    .recovery-code-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================================================== */
/* V0.6.1 · 2FA setup polish, local QR and recovery-code tools               */
/* ========================================================================== */

.totp-qr-card {
    width: min(100%, 330px);
    margin-top: 16px;
    padding: 18px;
    display: grid;
    place-items: center;
    gap: 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: #ffffff;
    box-shadow: var(--shadow-sm);
}

.totp-qr-card__canvas {
    width: 100%;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
}

.totp-qr-svg {
    width: 100%;
    height: auto;
    display: block;
}

.totp-qr-card__fallback {
    margin: 0;
    color: #991b1b;
    font-size: 0.78rem;
    line-height: 1.45;
    text-align: center;
}

.setup-copy-row {
    display: flex;
    align-items: stretch;
    flex-wrap: wrap;
    gap: 8px;
}

.setup-copy-row code {
    flex: 1 1 360px;
}

.compact-button {
    min-height: auto;
    white-space: nowrap;
}

.advanced-setup-details {
    margin-top: 18px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.advanced-setup-details summary {
    color: var(--text);
    font-size: 0.82rem;
    font-weight: 650;
    cursor: pointer;
}

.advanced-setup-details p {
    margin: 12px 0;
}

.advanced-setup-details .secondary-button {
    margin-top: 8px;
}

.copy-feedback {
    min-height: 1.25rem;
    margin: 8px 0 0;
    color: var(--success);
    font-size: 0.76rem;
    font-weight: 650;
}

.recovery-actions {
    margin-top: 18px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.recovery-actions .copy-feedback {
    margin: 0;
}

@media (max-width: 640px) {
    .totp-qr-card {
        width: min(100%, 300px);
    }

    .setup-copy-row {
        flex-direction: column;
    }

    .setup-copy-row code,
    .setup-copy-row .secondary-button {
        width: 100%;
    }

    .recovery-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .recovery-actions .secondary-button {
        width: 100%;
    }
}


/* V0.7 Mail & password recovery */
.auth-form__meta { margin-top: .25rem; text-align: center; font-size: .82rem; }
.auth-form__meta a { color: var(--primary); }
.auth-success { padding: 12px 14px; border: 1px solid color-mix(in srgb, var(--success) 35%, var(--border)); border-radius: var(--radius-md); background: var(--success-soft); color: var(--success); font-size: .86rem; }
.settings-panel { margin-top: 18px; padding: 24px; }
.settings-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:12px; }
.settings-grid > div { padding:14px; border:1px solid var(--border); border-radius:var(--radius-md); background:var(--surface-soft); }
.settings-grid span,.settings-grid strong { display:block; } .settings-grid span { color:var(--text-soft); font-size:.75rem; } .settings-grid strong { margin-top:6px; overflow-wrap:anywhere; }
.inline-settings-form { margin-top:18px; display:flex; align-items:end; gap:12px; } .inline-settings-form .form-field { flex:1; }
@media (max-width:900px){.settings-grid{grid-template-columns:repeat(2,minmax(0,1fr));}} @media(max-width:600px){.settings-grid{grid-template-columns:1fr}.inline-settings-form{display:block}.inline-settings-form .primary-button{margin-top:12px;width:100%}}

/* ========================================================================== */
/* V0.8 · Security Center, diagnostics, audit filters and system hardening    */
/* ========================================================================== */

.status-warning {
    color: #d97706;
}

.status-danger {
    color: #dc2626;
}

.security-indicator {
    text-decoration: none;
}

.security-indicator__score {
    margin-left: 4px;
    color: inherit;
    opacity: 0.78;
    font-size: 0.72rem;
    font-weight: 700;
}

.security-indicator--review {
    color: #d97706;
    background: color-mix(in srgb, #d97706 10%, var(--surface));
}

.security-indicator--review .security-indicator__dot {
    background: #d97706;
}

.security-indicator--critical {
    color: #dc2626;
    background: color-mix(in srgb, #dc2626 10%, var(--surface));
}

.security-indicator--critical .security-indicator__dot {
    background: #dc2626;
}

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

.security-score {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.security-score small {
    color: var(--text-soft);
    font-size: 0.7rem;
    font-weight: 650;
    text-transform: none;
}

.security-score--strong {
    color: var(--success);
}

.security-score--review {
    color: #d97706;
}

.security-score--critical {
    color: #dc2626;
}

.posture-score {
    min-width: 120px;
    padding: 9px 12px;
    display: grid;
    justify-items: end;
    gap: 2px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.posture-score strong {
    font-size: 1.1rem;
}

.posture-score span {
    color: var(--text-soft);
    font-size: 0.72rem;
    font-weight: 650;
}

.posture-score--strong strong {
    color: var(--success);
}

.posture-score--review strong {
    color: #d97706;
}

.posture-score--critical strong {
    color: #dc2626;
}

.security-check-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.security-check {
    padding: 15px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.security-check__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.security-check__header strong {
    font-size: 0.86rem;
}

.security-check p {
    margin: 8px 0 0;
    color: var(--text-soft);
    font-size: 0.78rem;
    line-height: 1.5;
}

.check-state,
.severity-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.22rem 0.5rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    font-size: 0.68rem;
    font-weight: 700;
    white-space: nowrap;
}

.check-state--pass,
.severity-badge--success {
    color: var(--success);
    background: var(--success-soft);
}

.check-state--warn,
.severity-badge--warning {
    color: #d97706;
    background: color-mix(in srgb, #d97706 9%, var(--surface));
}

.check-state--fail,
.severity-badge--high {
    color: #dc2626;
    background: color-mix(in srgb, #dc2626 9%, var(--surface));
}

.check-state--info,
.severity-badge--info {
    color: var(--primary);
    background: var(--primary-soft);
}

.security-account-grid,
.security-mini-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.security-account-grid > div,
.security-mini-stats > div {
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.security-account-grid span,
.security-mini-stats span {
    display: block;
    color: var(--text-soft);
    font-size: 0.72rem;
}

.security-account-grid strong,
.security-mini-stats strong {
    display: block;
    margin-top: 6px;
    font-size: 0.88rem;
    overflow-wrap: anywhere;
}

.security-mini-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 16px;
}

.security-inline-help,
.panel-subtitle {
    color: var(--text-soft);
    font-size: 0.78rem;
    line-height: 1.5;
}

.security-inline-help {
    margin: 14px 0 0;
}

.panel-subtitle {
    margin: 6px 0 0;
}

.security-panel__body--flush {
    padding: 0;
}

.security-empty-pad {
    padding: 22px 24px;
}

.security-agent-cell {
    max-width: 360px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pagination-bar {
    margin-top: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-soft);
    font-size: 0.78rem;
}

.audit-filter-panel {
    margin-bottom: 14px;
    padding: 18px;
}

.audit-filter-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.audit-filter-grid__wide {
    grid-column: span 2;
}

.audit-filter-actions {
    grid-column: span 2;
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.table-meta-row {
    min-height: 28px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    color: var(--text-soft);
    font-size: 0.76rem;
}

.empty-table-state {
    padding: 28px;
    color: var(--text-soft);
    text-align: center;
}

.system-runtime-panel + .system-security-panel {
    margin-top: 18px;
}

.system-runtime-grid {
    padding: 18px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.system-runtime-item {
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.system-runtime-item span,
.system-runtime-item strong {
    display: block;
}

.system-runtime-item span {
    color: var(--text-soft);
    font-size: 0.72rem;
}

.system-runtime-item strong {
    margin-top: 6px;
    font-size: 0.84rem;
    overflow-wrap: anywhere;
}

@media (max-width: 1050px) {
    .security-stat-grid--four,
    .security-account-grid,
    .system-runtime-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .security-check-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .security-stat-grid--four,
    .security-account-grid,
    .security-mini-stats,
    .system-runtime-grid,
    .audit-filter-grid {
        grid-template-columns: 1fr;
    }

    .audit-filter-grid__wide,
    .audit-filter-actions {
        grid-column: span 1;
    }

    .audit-filter-actions {
        flex-direction: column;
    }

    .audit-filter-actions .primary-button,
    .audit-filter-actions .secondary-button {
        width: 100%;
    }

    .pagination-bar {
        align-items: stretch;
        flex-direction: column;
        text-align: center;
    }

    .posture-score {
        width: 100%;
        justify-items: start;
    }
}

/* ========================================================================== 
   V0.10 · Maintenance / Updates / Backups / Support
   ========================================================================== */

.maintenance-flash {
    margin-bottom: 16px;
}

.maintenance-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}

.status-warning {
    color: #d97706;
}

.maintenance-panel + .maintenance-panel {
    margin-top: 18px;
}

.maintenance-panel__body {
    padding: 20px 22px;
}

.maintenance-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.maintenance-detail-grid > div {
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.maintenance-detail-grid span,
.maintenance-detail-grid strong {
    display: block;
}

.maintenance-detail-grid span {
    color: var(--text-soft);
    font-size: 0.72rem;
}

.maintenance-detail-grid strong {
    margin-top: 6px;
    overflow-wrap: anywhere;
}

.maintenance-message {
    margin-top: 8px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    line-height: 1.5;
}

.maintenance-message--error {
    color: #dc2626;
    background: color-mix(in srgb, #dc2626 9%, var(--surface));
    border: 1px solid color-mix(in srgb, #dc2626 22%, var(--border));
}

.maintenance-message--warning {
    color: #d97706;
    background: color-mix(in srgb, #d97706 9%, var(--surface));
    border: 1px solid color-mix(in srgb, #d97706 22%, var(--border));
}

.maintenance-inline-action {
    margin-top: 16px;
    display: flex;
    justify-content: flex-end;
}

.maintenance-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 18px;
}

.maintenance-grid > .maintenance-panel {
    margin-top: 0;
}

.maintenance-form {
    display: grid;
    gap: 14px;
}

.maintenance-form input[type="file"] {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
    color: var(--text);
}

.maintenance-form textarea {
    min-height: 130px;
    resize: vertical;
}

.maintenance-heading-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
}

.maintenance-table code,
.support-report-card code {
    color: var(--text-soft);
    font-size: 0.75rem;
}

.maintenance-table-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    white-space: nowrap;
}

.maintenance-table-actions form {
    margin: 0;
}

.support-report-list {
    padding: 12px;
    display: grid;
    gap: 10px;
}

.support-report-card {
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.support-report-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.support-report-card__header strong,
.support-report-card__header code {
    display: block;
}

.support-report-card__header code {
    margin-top: 4px;
}

.support-report-card p {
    margin: 12px 0;
    color: var(--text-soft);
    font-size: 0.84rem;
    line-height: 1.55;
    white-space: pre-wrap;
}

.support-report-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 16px;
    margin-bottom: 12px;
    color: var(--text-faint);
    font-size: 0.72rem;
}

button[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}

@media (max-width: 900px) {
    .maintenance-grid,
    .maintenance-stat-grid,
    .maintenance-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .maintenance-heading-row {
        align-items: stretch;
        flex-direction: column;
    }

    .maintenance-heading-row .primary-button {
        width: 100%;
    }

    .maintenance-table-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .maintenance-table-actions .secondary-button,
    .maintenance-table-actions .danger-button {
        width: 100%;
    }
}

.maintenance-changelog {
    margin-top: 16px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.maintenance-changelog strong {
    display: block;
    margin-bottom: 8px;
}

.maintenance-changelog ul {
    margin: 0;
    padding-left: 1.2rem;
    color: var(--text-soft);
    font-size: 0.82rem;
    line-height: 1.6;
}