:root {
    color-scheme: light;
    --canvas: #f2f5f4;
    --surface: #ffffff;
    --ink: #1e2e32;
    --muted: #4c6266;
    --accent: #086b63;
    --border: #7f8f8c;
    --success: #12643d;
    --danger: #9e2929;
    --focus: #713e91;
    --brand-deep: #17383b;
    --brand-highlight: #e5ad48;
    --brand-on-deep: #ffffff;
    --surface-soft: color-mix(in srgb, var(--accent) 8%, var(--surface));
    --field-surface: color-mix(in srgb, var(--ink) 6%, var(--surface));
    --surface-radius: 0.6rem 0.6rem 0.6rem 0.12rem;
    --control-radius: 0.3rem;
    --surface-shadow: 0.45rem 0.45rem 0 color-mix(in srgb, var(--accent) 16%, var(--canvas));
    --action-background: #086b63;
    --action-foreground: #ffffff;
    --action-hover-background: #17383b;
    --action-hover-foreground: #ffffff;
}

html,
body {
    min-height: 100%;
    margin: 0;
    background: var(--canvas);
    color: var(--ink);
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    line-height: 1.5;
}

:where(h1, h2, h3, h4) {
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

h1 {
    font-weight: 760;
    letter-spacing: -0.055em;
    line-height: 1.05;
}

h2 {
    font-weight: 720;
    letter-spacing: -0.04em;
    line-height: 1.15;
}

h3 {
    font-weight: 680;
    letter-spacing: -0.025em;
    line-height: 1.3;
}

:where(a, button):focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
}

:where(input, select, textarea):focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 2px;
}

a {
    color: var(--accent);
    text-underline-offset: 0.2em;
}

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

.skip-link {
    position: absolute;
    z-index: 10;
    top: 0.75rem;
    left: 0.75rem;
    padding: 0.6rem 0.9rem;
    transform: translateY(-160%);
    background: var(--ink);
    color: #ffffff;
}

.skip-link:focus {
    transform: translateY(0);
}

.masthead {
    display: flex;
    min-height: 4.75rem;
    align-items: center;
    gap: 2rem;
    padding: 0 5vw;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}

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

.brand-mark {
    display: grid;
    width: 2.25rem;
    aspect-ratio: 1;
    place-items: center;
    border: 1px solid var(--brand-deep);
    border-radius: 0.55rem 0.55rem 0.55rem 0.15rem;
    background: var(--brand-deep);
    color: var(--brand-on-deep);
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.brand-name {
    font-weight: 650;
    letter-spacing: -0.02em;
}

.primary-navigation {
    display: flex;
    align-self: stretch;
    align-items: center;
}

.primary-navigation a {
    display: inline-flex;
    min-height: 100%;
    align-items: center;
    padding: 0 0.9rem;
    border-bottom: 3px solid transparent;
    color: var(--muted);
    text-decoration: none;
}

.primary-navigation a.active {
    border-bottom-color: var(--brand-highlight);
    color: var(--ink);
}

.environment-label {
    margin: 0 0 0 auto;
    color: var(--muted);
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 0.35rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: var(--control-radius);
    background: var(--surface-soft);
}

.page-content {
    width: min(76rem, 90vw);
    flex: 1;
    align-self: center;
    padding: clamp(3rem, 8vw, 6rem) 0;
}

.overview-heading {
    max-width: 42rem;
    margin-bottom: 3rem;
}

.eyebrow {
    margin: 0 0 0.65rem;
    color: var(--accent);
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.overview-heading h1 {
    margin: 0;
    font-size: clamp(2.5rem, 7vw, 4.5rem);
}

.overview-intro {
    max-width: 42rem;
    margin: 1rem 0 0;
    color: var(--muted);
    font-size: 1.125rem;
}

.status-card {
    position: relative;
    display: flex;
    min-height: 9rem;
    align-items: center;
    gap: 1.5rem;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--surface-radius);
    background: var(--surface);
    box-shadow: var(--surface-shadow);
}

.status-rail {
    align-self: stretch;
    width: 0.35rem;
    background: var(--brand-highlight);
}

.status-card-content {
    flex: 1;
    padding: 1.5rem 0;
}

.status-card h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 720;
    letter-spacing: -0.035em;
}

.health-result {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin: 0.65rem 0 0;
    color: var(--muted);
}

.health-indicator {
    width: 0.65rem;
    height: 0.65rem;
    flex: 0 0 auto;
    border: 2px solid currentColor;
    border-radius: 50%;
}

.health-indicator--healthy {
    background: var(--success);
    color: var(--success);
}

.health-indicator--unavailable {
    background: var(--danger);
    color: var(--danger);
}

.status-protocol {
    margin: 0 1.5rem 0 0;
    padding: 0.35rem 0.55rem;
    border: 1px solid var(--border);
    border-radius: var(--control-radius);
    background: var(--surface-soft);
    color: var(--muted);
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 0.75rem;
}

.foundation-details {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
    margin: 2rem 0 0;
}

.foundation-details div {
    padding-top: 0.85rem;
    border-top: 1px solid var(--brand-highlight);
}

.foundation-details dt {
    color: var(--muted);
    font-size: 0.875rem;
}

.foundation-details dd {
    margin: 0.3rem 0 0;
    font-weight: 600;
}

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 5vw;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.8rem;
}

.login-shell {
    position: relative;
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
    align-items: center;
    justify-content: center;
    padding: 5rem 1.5rem 1.5rem;
    background: var(--canvas);
}

.login-shell .login-page {
    width: 100%;
    max-width: 28rem;
}

.login-brand {
    position: absolute;
    top: 1.25rem;
    left: 5vw;
}

.login-brand .brand-mark {
    width: 2.45rem;
}

.login-brand .brand-name {
    font-weight: 750;
}

.attendance-page,
.assistant-page,
.profile-page {
    display: grid;
    width: min(100%, 74rem);
    gap: 1.75rem;
    margin-inline: auto;
}

.attendance-heading,
.section-heading {
    display: grid;
    gap: 0.75rem;
}

.attendance-heading h1,
.section-heading h2,
.attendance-heading p,
.section-heading p {
    margin: 0;
}

.attendance-intro {
    max-width: 52rem;
    color: var(--muted);
}

.filter-panel {
    display: grid;
    gap: 1.25rem;
    padding: clamp(1rem, 2vw, 1.5rem);
    border: 1px solid var(--border);
    border-radius: var(--surface-radius);
    background: var(--surface);
    box-shadow: var(--surface-shadow);
}

.filter-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin: 0;
    padding: 0;
    border: 0;
}

.filter-field {
    display: grid;
    align-content: start;
    gap: 0.35rem;
}

.filter-field label {
    font-weight: 650;
}

.filter-control {
    box-sizing: border-box;
    width: 100%;
    min-height: 2.75rem;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: var(--control-radius);
    background: var(--field-surface);
    color: var(--ink);
    font: inherit;
}

.form-checkbox {
    width: 1.15rem;
    height: 1.15rem;
    accent-color: var(--accent);
    cursor: pointer;
}

@supports not (accent-color: var(--accent)) {
    .form-checkbox {
        appearance: none;
        border: 1px solid var(--border);
        border-radius: 0.2rem;
        background: var(--surface);
    }

    .form-checkbox:checked {
        border-color: var(--accent);
        background-color: var(--accent);
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m3 8 3.2 3.2L13 4.5' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
        background-position: center;
        background-repeat: no-repeat;
        background-size: 0.85rem;
    }
}

@media (forced-colors: active) {
    .form-checkbox {
        appearance: auto;
        accent-color: Highlight;
    }
}

.filter-action {
    display: flex;
    align-items: end;
}

.filter-action button,
.profile-action button {
    min-height: 2.75rem;
    padding: 0.55rem 1rem;
    border: 1px solid var(--action-background);
    border-radius: var(--control-radius);
    background: var(--action-background);
    color: var(--action-foreground);
    font: inherit;
    font-weight: 680;
    cursor: pointer;
}

.filter-action button:hover,
.profile-action button:hover {
    border-color: var(--action-hover-background);
    background: var(--action-hover-background);
    color: var(--action-hover-foreground);
}

.filter-action button:disabled,
.profile-action button:disabled {
    cursor: wait;
    opacity: 0.75;
}

.sign-out-button {
    min-height: 2.75rem;
    padding: 0.45rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: var(--control-radius);
    background: var(--surface);
    color: var(--ink);
    font: inherit;
    font-weight: 650;
    cursor: pointer;
}

.sign-out-button:hover {
    border-color: var(--brand-highlight);
    background: var(--surface-soft);
}

.filter-help,
.context-reference {
    color: var(--muted);
    font-size: 0.9rem;
}

.validation-summary,
.error-message {
    color: var(--danger);
}

.validation-summary:empty {
    display: none;
}

.result-count {
    color: var(--muted);
}

.text-danger {
    color: var(--danger);
}

.admin-users-table-scroll {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--surface-radius);
    background: var(--surface);
    box-shadow: var(--surface-shadow);
}

.admin-users-table-scroll:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
}

.admin-users-table {
    width: 100%;
    min-width: 36rem;
    border-collapse: collapse;
    color: var(--ink);
}

.admin-users-table th,
.admin-users-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border);
    text-align: start;
    overflow-wrap: anywhere;
}

.admin-users-table th {
    background: var(--brand-deep);
    color: var(--brand-on-deep);
    font-size: 0.9rem;
    font-weight: 700;
}

.admin-users-table tbody tr:nth-child(even) {
    background: var(--surface-soft);
}

.admin-users-table tbody tr:last-child td {
    border-bottom: 0;
}

.presence-list {
    display: grid;
    gap: 0.65rem;
    margin: 1rem 1.5rem 1rem 0;
    padding: 0;
    list-style: none;
}

.presence-list li {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.35rem 1rem;
    padding-bottom: 0.55rem;
    border-bottom: 1px solid var(--border);
}

.presence-name {
    font-weight: 650;
}

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

.sr-only,
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

#blazor-error-ui {
    display: none;
    position: fixed;
    z-index: 20;
    right: 1rem;
    bottom: 1rem;
    left: 1rem;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem;
    border: 2px solid var(--danger);
    background: var(--surface);
    color: var(--ink);
}

#blazor-error-ui .dismiss {
    border: 0;
    background: transparent;
    color: inherit;
    cursor: pointer;
    font-size: 1.25rem;
}

@media (max-width: 42rem) {
    .masthead {
        flex-wrap: wrap;
        min-height: 4.25rem;
        gap: 1rem;
        padding: 0.75rem 5vw;
    }

    .primary-navigation {
        flex: 1 0 100%;
        flex-wrap: wrap;
        align-self: auto;
    }

    .primary-navigation a {
        min-height: 2.5rem;
        padding-inline: 0.6rem;
    }

    .user-name {
        margin-left: auto;
    }

    .environment-label {
        display: none;
    }

    .foundation-details {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .site-footer {
        flex-direction: column;
    }

    .filter-fields {
        grid-template-columns: minmax(0, 1fr);
    }

    .filter-action button,
    .profile-action button {
        width: 100%;
    }

    .login-brand {
        top: 0.85rem;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
        --canvas: #172326;
        --surface: #202f32;
        --ink: #edf4f1;
        --muted: #bdcbc7;
        --accent: #8bd6ca;
        --border: #829594;
        --success: #8bdda9;
        --danger: #ffaaaa;
        --focus: #e2a9ff;
        --action-background: #8bd6ca;
        --action-foreground: #172326;
        --action-hover-background: #edf4f1;
        --action-hover-foreground: #172326;
    }
}

@media (prefers-contrast: more) {
    :root {
        --border: #53676a;
        --muted: #34484c;
    }
}

@media (prefers-contrast: more) and (prefers-color-scheme: dark) {
    :root {
        --border: #b8cbc8;
        --muted: #e2eeeb;
    }
}

@media (forced-colors: active) {
    .status-card,
    .filter-panel,
    .admin-users-table-scroll {
        border: 1px solid CanvasText;
    }

    .filter-action button,
    .profile-action button {
        border: 1px solid ButtonText;
    }

    .admin-users-table th,
    .admin-users-table td {
        border-color: CanvasText;
    }

    .admin-users-table th {
        background: CanvasText;
        color: Canvas;
    }
}