/* =========================================================================
   app.css — base + components, built on styleguide.css tokens.
   Mobile-first; layout details live in MainLayout.razor.css.
   ========================================================================= */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    min-height: 100vh;
}

h1, h2, h3, h4 {
    margin: 0 0 var(--space-3) 0;
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
}

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }
h4 { font-size: var(--font-size-base); }

@media (min-width: 768px) {
    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
}

h1:focus { outline: none; }

p { margin: 0 0 var(--space-3) 0; }

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover { color: var(--color-link-hover); text-decoration: underline; }
a:focus-visible {
    outline: none;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-focus);
}

ul, ol { margin: 0 0 var(--space-3) 0; padding-left: var(--space-6); }

code, pre {
    font-family: var(--font-family-mono);
    font-size: 0.9em;
}

hr {
    border: 0;
    border-top: 1px solid var(--color-border);
    margin: var(--space-6) 0;
}

img { max-width: 100%; height: auto; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 44px;                       /* mobile-friendly tap target */
    padding: var(--space-2) var(--space-5);
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    background: var(--color-surface-muted);
    color: var(--color-text);
    cursor: pointer;
    transition: background-color var(--transition-fast),
                color var(--transition-fast),
                border-color var(--transition-fast),
                box-shadow var(--transition-fast),
                transform var(--transition-fast);
    text-decoration: none;
    user-select: none;
    white-space: nowrap;
}
.btn:hover { background: var(--color-surface-hover); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}
.btn:disabled, .btn[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

.btn--primary {
    background: var(--color-primary-500);
    color: var(--color-primary-contrast);
    border-color: var(--color-primary-500);
}
.btn--primary:hover { background: var(--color-primary-600); border-color: var(--color-primary-600); color: var(--color-primary-contrast); }
.btn--primary:active { background: var(--color-primary-700); }

.btn--secondary {
    background: var(--color-surface);
    color: var(--color-primary-600);
    border-color: var(--color-border-strong);
}
.btn--secondary:hover { background: var(--color-primary-50); color: var(--color-primary-700); border-color: var(--color-primary-200); }

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

.btn--ghost {
    background: transparent;
    border-color: transparent;
    color: var(--color-text);
}
.btn--ghost:hover { background: var(--color-surface-hover); }

/* Inert grey indicator — e.g. the admin-facing "Requested" state where a guide
   would see Apply/Withdraw. Always rendered disabled, so no hover/active state. */
.btn--muted {
    background: var(--color-surface-muted);
    color: var(--color-text-muted);
    border-color: var(--color-border);
}

.btn--block { width: 100%; }

.btn--sm {
    min-height: 36px;
    padding: var(--space-1) var(--space-4);
    font-size: var(--font-size-sm);
}

/* ---------- Forms ---------- */
.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.form-field > span,
.form-field > label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.form-field input:not([type=checkbox]):not([type=radio]),
.form-field select,
.form-field textarea {
    width: 100%;
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
    font-family: inherit;
    font-size: var(--font-size-base);
    line-height: 1.4;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-field input:hover,
.form-field select:hover,
.form-field textarea:hover {
    border-color: var(--color-primary-200);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: var(--shadow-focus);
}
.form-field input:disabled,
.form-field select:disabled,
.form-field textarea:disabled {
    background: var(--color-surface-muted);
    color: var(--color-text-muted);
    cursor: not-allowed;
}
.form-field textarea { min-height: 120px; resize: vertical; }

.form-field--inline {
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
}
.form-field--inline span,
.form-field--inline label { font-weight: var(--font-weight-normal); }

.form-error, .validation-message {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    background: var(--color-error-bg);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    border: 1px solid color-mix(in srgb, var(--color-error) 25%, transparent);
    margin: var(--space-3) 0;
}

.form-success {
    color: var(--color-success);
    font-size: var(--font-size-sm);
    background: var(--color-success-bg);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    border: 1px solid color-mix(in srgb, var(--color-success) 25%, transparent);
    margin: var(--space-3) 0;
}

.invalid {
    border-color: var(--color-error) !important;
}
.valid.modified:not([type=checkbox]) {
    border-color: var(--color-success) !important;
}

input[type="checkbox"], input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary-500);
}

/* ---------- Cards & sections ---------- */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.card--padded { padding: var(--space-6); }

.section-stack > * + * {
    margin-top: var(--space-6);
}

.profile-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    margin-bottom: var(--space-5);
    box-shadow: var(--shadow-xs);
}

/* ---------- Auth card (login / register / reset) ---------- */
.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: var(--space-6) var(--space-4);
    background: linear-gradient(135deg,
        var(--color-primary-50) 0%,
        var(--color-bg) 70%);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-surface);
    padding: var(--space-8) var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.auth-card h1 {
    margin-bottom: var(--space-6);
    text-align: center;
}

.auth-card__brand {
    height: 36px;
    margin: 0 auto var(--space-6);
    background: var(--brand-logo) center / contain no-repeat;
}

.auth-card__footnote {
    margin-top: var(--space-4);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}
.auth-card__footnote a { font-weight: var(--font-weight-medium); }

/* ---------- Lists, organizations ---------- */
.organization-list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: var(--space-4);
}

.organization-list__item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    box-shadow: var(--shadow-xs);
}

.organization-list__item strong { font-size: var(--font-size-lg); }
.organization-list__item small  { color: var(--color-text-muted); font-size: var(--font-size-sm); }

.organization-list__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.organization-permissions {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}
.organization-permissions li {
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary-50);
    color: var(--color-primary-700);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-pill);
    font-weight: var(--font-weight-medium);
}

/* ---------- Home organization cards (grid of large tap targets) ---------- */
.organization-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    list-style: none;
    padding: 0;
    margin: 0;
}

@media (min-width: 640px) {
    .organization-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1100px) {
    .organization-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.organization-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.organization-card:hover { box-shadow: var(--shadow-md); }
.organization-card h2 {
    font-size: var(--font-size-lg);
    margin: 0;
}
.organization-card__customer {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}
.organization-card__features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-2);
}
.organization-card__features a {
    padding: var(--space-2) var(--space-3);
    background: var(--color-primary-50);
    color: var(--color-primary-700);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}
.organization-card__features a:hover {
    background: var(--color-primary-100);
    text-decoration: none;
}

/* ---------- Page header / greeting ---------- */
.page-header {
    margin-bottom: var(--space-6);
}
.page-header__eyebrow {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-1);
}
.page-header h1 { margin: 0; }

/* ---------- Page intro (Event Board, My Schedule) ---------- */
.page-intro {
    margin-bottom: var(--space-6);
}
.page-intro__header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-4);
}
.page-intro__title { margin: 0; }
.page-intro__sub {
    margin-top: var(--space-1);
    margin-bottom: 0;
}
.page-intro__crosslink {
    flex-shrink: 0;
    font-size: var(--font-size-sm);
    white-space: nowrap;
}

/* ---------- Loading dots ---------- */
.loading { color: var(--color-text-muted); font-style: italic; }

/* ---------- Blazor framework UI ---------- */
.loading-progress {
    display: block;
    width: 5rem;
    height: 5rem;
    margin: var(--space-6) auto 0;
}
.loading-progress circle {
    fill: none;
    stroke: var(--color-border-strong);
    stroke-width: 0.6rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}
.loading-progress circle:last-child {
    stroke: var(--color-primary-500);
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}

.loading-progress-text {
    text-align: center;
    font-weight: var(--font-weight-semibold);
    margin-top: var(--space-3);
    color: var(--color-text-muted);
}
.loading-progress-text::after {
    content: var(--blazor-load-percentage-text, "Laden …");
}

#blazor-error-ui {
    color-scheme: light only;
    background: var(--color-warning-bg);
    border-top: 3px solid var(--color-warning);
    bottom: 0;
    box-shadow: 0 -2px 8px rgba(15, 23, 42, 0.12);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: var(--space-3) var(--space-5);
    position: fixed;
    width: 100%;
    z-index: var(--z-overlay);
    color: var(--color-text);
}
#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: var(--space-4);
    top: var(--space-3);
}
#blazor-error-ui .reload {
    margin-left: var(--space-3);
    color: var(--color-primary-600);
    font-weight: var(--font-weight-medium);
}

.blazor-error-boundary {
    background: var(--color-error);
    color: var(--color-text-inverse);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-md);
}
.blazor-error-boundary::after {
    content: "Ein Fehler ist aufgetreten.";
}

/* ---------- Settings page ------------------------------------------------ */

/* Compact inline <select> used inside the settings table toggle cell
   (e.g. the currency selector). Inherits font / size from the table and
   matches the visual weight of toggle switches in the same column. */
/* The toggle/control cell in the settings table — centre its content so
   toggle switches and the select box share the same optical axis. */
.settings-organization__toggle-cell {
    text-align: center;
    vertical-align: middle;
}

.settings-organization__select {
    font-family: inherit;
    font-size: var(--font-size-sm);
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-md);
    padding: var(--space-1) var(--space-3);
    height: 2rem;
    cursor: pointer;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    /* ensure the native arrow doesn't overlap padded text */
    padding-right: var(--space-6);
    appearance: auto;
}
.settings-organization__select:hover {
    border-color: var(--color-primary-300);
}
.settings-organization__select:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: var(--shadow-focus);
}
.settings-organization__select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ---------- Billing page ------------------------------------------------- */

/* Filter bar: in-line, wraps when narrow. */
.billing-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.billing-filters .form-field { margin-bottom: 0; }
.billing-filters__date {
    flex: 1 1 160px;
    min-width: 160px;
}
.billing-filters__organizations {
    flex: 2 1 240px;
    min-width: 220px;
    position: relative;
}

/* Date-range presets. */
.billing-presets {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

/* Action row: Export left, Refresh right. Refresh-above-Export when narrow. */
.billing-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    justify-content: space-between;
    align-items: stretch;
    margin-bottom: var(--space-6);
}
@media (max-width: 519px) {
    .billing-actions {
        flex-direction: column-reverse; /* visual: Refresh ↑, Export ↓ */
    }
    .billing-actions > * { width: 100%; }
}

/* Groups the CSV + PDF export buttons so space-between keeps them together on the left. */
.billing-actions__exports {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
    align-items: stretch;
}

/* Billing table — wide layout. */
.billing-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-md);
}
.billing-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    font-size: var(--font-size-sm);
}
.billing-table th,
.billing-table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border: 1px solid var(--color-border);
    vertical-align: middle;
}
.billing-table thead th {
    background: var(--color-surface-muted);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    white-space: nowrap;
}
.billing-table tbody tr {
    transition: background-color var(--transition-fast);
}
.billing-table tbody tr:hover,
.billing-table tbody tr:focus-within {
    background: var(--color-primary-50);
}
.billing-table .numeric {
    text-align: right;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

/* Totals row layout. */
.billing-totals td {
    background: var(--color-surface-muted);
    padding: var(--space-4) var(--space-5);
}
.billing-totals__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--space-6);
    align-items: baseline;
}
.billing-totals__cell {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-1);
}
.billing-totals__label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.billing-totals__cell strong {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    font-variant-numeric: tabular-nums;
}

/* Billing table — narrow layout (card per row). */
@media (max-width: 767px) {
    .billing-table-wrap { overflow-x: visible; }
    .billing-table,
    .billing-table thead,
    .billing-table tbody,
    .billing-table tfoot,
    .billing-table tr,
    .billing-table td {
        display: block;
        width: 100%;
        border: 0;
    }
    .billing-table thead { display: none; }
    .billing-table tbody tr {
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        padding: var(--space-3);
        margin-bottom: var(--space-3);
        box-shadow: var(--shadow-xs);
    }
    .billing-table tbody tr:hover,
    .billing-table tbody tr:focus-within {
        background: var(--color-primary-50);
    }
    .billing-table tbody td {
        display: flex;
        justify-content: space-between;
        align-items: baseline;
        gap: var(--space-4);
        padding: var(--space-2) 0;
    }
    .billing-table tbody td::before {
        content: attr(data-label);
        font-weight: var(--font-weight-medium);
        color: var(--color-text-muted);
        font-size: var(--font-size-xs);
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }
    .billing-table .numeric { text-align: right; }
    .billing-totals td {
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
        padding: var(--space-4);
    }
    .billing-totals__grid {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-3);
    }
    .billing-totals__cell {
        flex-direction: row;
        justify-content: space-between;
        align-items: baseline;
    }
}

/* ---------- Events page: in-line multi-select filter row ----------------- */

.events-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.events-filters .form-field { margin-bottom: 0; }

.events-filters__filter {
    flex: 1 1 200px;
    min-width: 180px;
}

.events-filters__refresh {
    margin-left: auto;
}

/* ---------- Availability page -------------------------------------------- */

.availability-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    margin-bottom: var(--space-5);
}

@media (min-width: 1024px) {
    .availability-layout {
        grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
        align-items: start;
    }
}

.availability-layout__calendar {
    min-width: 0; /* let the grid breathe */
}

.availability-layout__editor h2 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-3);
    text-transform: capitalize;
}

/* Time-selector table. */
.availability-table-wrap {
    overflow-x: auto;
}

.availability-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.availability-table th {
    text-align: left;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.availability-table td {
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

.availability-table__col-remove { width: 36px; }
.availability-table__col-date   { white-space: nowrap; font-weight: var(--font-weight-medium); }
.availability-table__col-fullday,
.availability-table__col-nextday { width: 1%; white-space: nowrap; }

.availability-table input[type="time"] {
    padding: var(--space-1) var(--space-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font: inherit;
    color: var(--color-text);
    background: var(--color-surface);
}
.availability-table input[type="time"]:disabled {
    background: var(--color-surface-muted);
    color: var(--color-text-subtle);
    cursor: not-allowed;
}
.availability-table input[type="time"].is-invalid {
    border-color: var(--color-error);
    box-shadow: 0 0 0 1px var(--color-error);
}

.availability-table__row.is-fullday td {
    color: var(--color-text-muted);
}

.availability-table__addrow td {
    border-bottom: 1px solid var(--color-border);
    padding-top: var(--space-1);
    padding-bottom: var(--space-1);
}

/* Red remove (×) control. */
.availability-table__remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    padding: 0;
    border: 1px solid var(--color-error);
    background: transparent;
    color: var(--color-error);
    border-radius: var(--radius-sm);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.availability-table__remove:hover {
    background: var(--color-error);
    color: #fff;
}

/* Toggle switch (full-day, ends-next-day). */
.switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    width: 38px;
    height: 22px;
    cursor: pointer;
}
.switch input {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    cursor: pointer;
}
.switch__slider {
    position: absolute;
    inset: 0;
    background: var(--color-border);
    border-radius: var(--radius-pill);
    transition: background var(--transition-fast);
}
.switch__slider::before {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    background: #fff;
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast);
}
.switch input:checked + .switch__slider {
    background: var(--color-primary-500);
}
.switch input:checked + .switch__slider::before {
    transform: translateX(16px);
}
.switch input:focus-visible + .switch__slider {
    box-shadow: 0 0 0 2px var(--color-primary-300);
}
.switch--disabled,
.switch input:disabled {
    cursor: not-allowed;
}
.switch--disabled .switch__slider {
    opacity: 0.5;
}

/* Day-cell badges (inside .month-calendar__day-content). */
.availability-badge {
    display: inline-block;
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    line-height: 1.4;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    white-space: nowrap;
}
.availability-badge--allday {
    background: var(--color-primary-100);
    color: var(--color-primary-700);
}
.availability-badge--slots {
    background: var(--color-success-bg);
    color: var(--color-success);
}
.availability-badge--crossday,
.availability-badge--incoming {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    padding: 0 4px;
    font-size: 11px;
}

/* Editor panel: shown below the calendar when days are selected. */
.availability-editor {
    margin-top: var(--space-4);
}

.availability-editor__toolbar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: var(--space-3);
}

.availability-select-hint {
    margin-top: var(--space-4);
}

/* Summary panel. */
.availability-summary__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-4) 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.availability-summary__item {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.availability-summary__badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-pill);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.availability-summary__badge--new {
    background: var(--color-success-bg);
    color: var(--color-success);
}
.availability-summary__badge--modified {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}
.availability-summary__badge--cancelled {
    background: var(--color-error-bg);
    color: var(--color-error);
}

.availability-summary__badges {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
}

.availability-summary__when {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-variant-numeric: tabular-nums;
}
.availability-summary__range {
    text-transform: capitalize;
}
.availability-summary__pill {
    display: inline-block;
    padding: 1px 8px;
    border-radius: var(--radius-pill);
    background: var(--color-primary-100);
    color: var(--color-primary-700);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.availability-summary__item--cancelled .availability-summary__range {
    text-decoration: line-through;
}

.availability-summary__actions {
    justify-content: flex-end;
}

/* ---------- Calendar page ------------------------------------------------ */

.calendar-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.calendar-controls__views {
    display: inline-flex;
    background: var(--color-surface-muted);
    padding: var(--space-1);
    border-radius: var(--radius-md);
    gap: 2px;
    flex-wrap: wrap;
}
.calendar-controls__views .btn {
    border-radius: var(--radius-sm);
}

.calendar-controls__nav {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.calendar-controls__range {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    min-width: 0;
    text-transform: capitalize;
    padding: 0 var(--space-2);
}

.calendar-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.calendar-filters .form-field { margin-bottom: 0; }
.calendar-filters__filter {
    flex: 1 1 220px;
    min-width: 200px;
}
.calendar-filters__refresh {
    margin-left: auto;
}

/* Month view: small non-link chips inside day cells. */
.calendar-month-chip {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: 1px var(--space-1);
    border-left: 3px solid var(--color-primary-500); /* overridden inline */
    background: var(--color-surface-muted);
    border-radius: 2px;
    font-size: 10px;
    line-height: 1.3;
    overflow: hidden;
    white-space: nowrap;
}
.calendar-month-chip__time {
    font-weight: var(--font-weight-semibold);
    font-variant-numeric: tabular-nums;
    flex-shrink: 0;
}
.calendar-month-chip__type {
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--color-text-muted);
}

.calendar-month-more {
    font-size: 10px;
    color: var(--color-primary-600);
    font-weight: var(--font-weight-semibold);
    padding: 1px var(--space-1);
}

/* Day-detail panel that opens below the calendar. */
.calendar-day-panel {
    margin-top: var(--space-5);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.calendar-day-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: var(--color-surface-muted);
    border-bottom: 1px solid var(--color-border);
}
.calendar-day-panel__header h2 {
    margin: 0;
    font-size: var(--font-size-lg);
    text-transform: capitalize;
}

.calendar-day-panel__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.calendar-day-panel__item {
    display: grid;
    grid-template-columns: auto auto 1fr auto auto auto;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-5);
    border-bottom: 1px solid var(--color-border);
}
.calendar-day-panel__item:last-child { border-bottom: 0; }

.calendar-day-panel__time {
    font-variant-numeric: tabular-nums;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}
.calendar-day-panel__dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-pill);
}
.calendar-day-panel__type {
    font-weight: var(--font-weight-medium);
}
.calendar-day-panel__location {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}
.calendar-day-panel__capacity {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

/* Action group at the end of each day-panel item. Used by the Events page,
   which renders Apply / Confirm / Withdraw alongside the Open-details link. */
.calendar-day-panel__actions {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}

@media (max-width: 639px) {
    .calendar-controls {
        flex-direction: column;
        align-items: stretch;
    }
    .calendar-controls__views {
        overflow-x: auto;
        display: flex;
        justify-content: space-between;
    }
    .calendar-controls__nav { justify-content: space-between; }
    .calendar-controls__range { font-size: var(--font-size-sm); }
    /* Trim the prev/next arrows so the range label fits on one line. */
    .calendar-controls__nav .btn--ghost {
        padding-left: var(--space-2);
        padding-right: var(--space-2);
    }

    .calendar-filters__refresh { width: 100%; margin-left: 0; }

    .calendar-day-panel__item {
        grid-template-columns: auto 1fr;
        grid-template-areas:
            "time   type"
            "dot    location"
            "cap    cap"
            "open   open";
        gap: var(--space-2);
    }
    .calendar-day-panel__time     { grid-area: time; }
    .calendar-day-panel__dot      { grid-area: dot; justify-self: start; }
    .calendar-day-panel__type     { grid-area: type; }
    .calendar-day-panel__location { grid-area: location; }
    .calendar-day-panel__capacity { grid-area: cap; }
    .calendar-day-panel__item > a,
    .calendar-day-panel__item > .calendar-day-panel__actions {
        grid-area: open;
        justify-self: stretch;
    }
    .calendar-day-panel__actions {
        justify-content: stretch;
    }
    .calendar-day-panel__actions > * { flex: 1; }
}

/* ---------- Utility ---------- */
.visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.stack > * + * { margin-top: var(--space-4); }
.row-stack    { display: flex; flex-wrap: wrap; gap: var(--space-3); }

.text-muted   { color: var(--color-text-muted); }
.text-center  { text-align: center; }

/* ----- Toggle switch -----
   Shared widget. Visually replaces the native checkbox while keeping it
   focusable and accessible (`:focus-visible` ring forwards from the hidden
   input). Used by the Settings form and the organization member controls. */
.toggle {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.toggle input[type="checkbox"] {
    /* visually hidden, still in the DOM for accessibility + focus */
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

.toggle__track {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
    background: var(--color-surface-muted);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-pill);
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.toggle__thumb {
    position: absolute;
    top: 1px;
    left: 1px;
    width: 18px;
    height: 18px;
    background: var(--color-surface);
    border-radius: 50%;
    box-shadow: var(--shadow-xs);
    transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.toggle input:checked + .toggle__track {
    background: var(--color-primary-500);
    border-color: var(--color-primary-500);
}

.toggle input:checked + .toggle__track .toggle__thumb {
    transform: translateX(18px);
    background: var(--color-primary-contrast);
}

.toggle input:focus-visible + .toggle__track {
    box-shadow: var(--shadow-focus);
}

.toggle input:disabled + .toggle__track {
    opacity: 0.5;
    cursor: not-allowed;
}

@media (prefers-reduced-motion: reduce) {
    .toggle__track,
    .toggle__thumb {
        transition: none;
    }
}