/* =========================================================================
   Vereint Unterföhring – page patterns
   Derived from marketplace references (eBay "Angebot fertigstellen",
   Kleinanzeigen "Anzeige aufgeben" and item page, "Meine Anzeigen").
   Rationale per page: docs/design/seitenpruefung-2026-10-30.md.
   Loaded after vereint.css; uses its tokens (--vu-*, --kern-*).
   ========================================================================= */

/* --- 1. Sheet: white working surface for narrow pages (forms) ----------- */
.vu-sheet { background: var(--kern-color-layout-background-level-1-surface); border: 1px solid var(--kern-color-layout-border-level-2); border-radius: var(--vu-radius-l); padding: 1.25rem 1rem 1.5rem; box-shadow: var(--vu-shadow-card); }
@media (min-width: 48rem) { .vu-sheet { padding: 2rem 2.5rem 2.25rem; } }
.vu-sheet__title { margin: 0; padding: 0; }
.vu-sheet > .vu-subline { margin-bottom: 1.25rem; }
.vu-sheet > .kern-alert { margin-bottom: 1rem; }

/* --- 2. Flat sections: small uppercase title, hairline between sections -- */
.vu-flat { padding-block: 1.5rem; border-top: 1px solid var(--kern-color-layout-border-level-2); }
.vu-flat--first { border-top: 0; padding-top: 0.25rem; }
.vu-error-summary + .vu-flat { padding-top: 1.5rem; }
.vu-flat__title { margin: 0 0 0.25rem; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--kern-color-layout-text-default); }
.vu-flat__optional { font-weight: 400; letter-spacing: 0; text-transform: none; color: var(--kern-color-layout-text-muted); }
.vu-flat__hint { margin: 0 0 1rem; font-size: 0.875rem; color: var(--kern-color-layout-text-muted); }
.vu-flat__title + .kern-form-input, .vu-flat__title + .vu-field-row, .vu-flat__title + .vu-fieldset, .vu-flat__title + .vu-switch-row { margin-top: 0.875rem; }
.vu-flat .kern-form-input + .kern-form-input, .vu-flat .vu-field-row + .kern-form-input, .vu-flat .kern-form-input + .vu-field-row, .vu-flat .vu-field-row + .vu-field-row, .vu-flat .vu-counter + .vu-field-row, .vu-flat .vu-fieldset + .vu-pricing__fee, .vu-flat .vu-pricing__fee + .kern-form-input { margin-top: 1rem; }
.vu-flat--danger { margin-top: 1.5rem; }
.vu-flat--danger .kern-btn { margin-top: 0.25rem; }
.vu-flat--single .kern-hint { margin-top: 0; }
.vu-fieldset__legend { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.vu-fieldset + .vu-fieldset { margin-top: 1.5rem; padding-top: 1.5rem; }

/* field rows: short fields side by side, wrap on small screens */
.vu-field-row { display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; align-items: flex-start; }
.vu-field-row > .kern-form-input { flex: 1 1 12rem; margin-top: 0 !important; }
/* a field with an add-on below (category suggestion) sizes like a plain field */
.vu-field-row > .vu-suggest-wrap { flex: 1 1 12rem; min-width: 0; }
.vu-field-row > .vu-suggest-wrap > .kern-form-input { margin-top: 0 !important; }
.vu-field-row > .vu-field--xs, .vu-field-row > .vu-field--s, .vu-field-row > .vu-field--m { flex: 0 0 auto; }
.vu-counter { margin: 0.25rem 0 0; font-size: 0.75rem; color: var(--kern-color-layout-text-muted); text-align: right; min-height: 1rem; }

/* --- 3. Photo tiles ------------------------------------------------------ */
.vu-photos { display: grid; grid-template-columns: repeat(auto-fill, minmax(6.5rem, 1fr)); grid-auto-rows: 1fr; gap: 0.625rem; list-style: none; margin: 0; padding: 0; }
.vu-photo { position: relative; aspect-ratio: 1; border-radius: var(--vu-radius-s); overflow: hidden; background: var(--kern-color-layout-background-hued); border: 1px solid var(--kern-color-layout-border-level-2); }
.vu-photo--main { grid-column: span 2; grid-row: span 2; }
.vu-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.vu-photo__badge { position: absolute; left: 0.5rem; bottom: 0.5rem; }
.vu-photo__remove { position: absolute; top: 0.375rem; right: 0.375rem; min-width: 2rem; width: 2rem; height: 2rem; padding: 0; justify-content: center; }
.vu-photo--add { border-style: dashed; border-color: var(--kern-color-action-default); background: transparent; }
.vu-photo--add:hover, .vu-photo--add:focus-within { background: var(--vu-blue-050); }
.vu-photo--add:focus-within { outline: 3px solid color-mix(in srgb, var(--kern-color-action-default) 40%, transparent); outline-offset: 2px; }
.vu-photo__label { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.125rem; padding: 0.5rem; cursor: pointer; text-align: center; color: var(--kern-color-action-default); font-size: 0.8125rem; font-weight: 600; }
.vu-photo__label .kern-icon { font-size: 1.5rem; }
.vu-photo__note { font-size: 0.6875rem; font-weight: 400; color: var(--kern-color-layout-text-muted); }
.vu-photo-alts { margin-top: 1rem; display: grid; gap: 0.5rem; }
.vu-photo-alts__title { margin: 0 0 0.125rem; font-size: 0.875rem; font-weight: 600; }
.vu-photo-alts__title .vu-muted { font-weight: 400; }
.vu-photo-alt { display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); gap: 0.625rem; align-items: center; }
.vu-photo-alt__thumb { width: 2.5rem; height: 2.5rem; border-radius: 2px; object-fit: cover; }

/* --- 4. Choice cards (radio) -------------------------------------------- */
.vu-choice-cards { display: grid; gap: 0.625rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr)); list-style: none; margin: 0; padding: 0; }
.vu-choice-card { position: relative; display: block; min-height: 100%; padding: 0.75rem 0.875rem 0.75rem 3.125rem; border: 1px solid var(--kern-color-layout-border-level-1); border-radius: var(--vu-radius-s); background: var(--kern-color-layout-background-level-1-surface); cursor: pointer; }
.vu-choice-card:hover { border-color: var(--kern-color-action-default); }
.vu-choice-card:has(input:checked) { border-color: var(--kern-color-action-default); box-shadow: inset 0 0 0 1px var(--kern-color-action-default); background: var(--vu-blue-050); }
.vu-choice-card:has(input:focus-visible) { outline: 3px solid color-mix(in srgb, var(--kern-color-action-default) 40%, transparent); outline-offset: 2px; }
.vu-choice-card input { position: absolute; left: 0.875rem; top: 0.8125rem; width: 1.5rem; height: 1.5rem; margin: 0; }
.vu-choice-card__title { display: block; font-weight: 600; font-size: 0.9375rem; line-height: 1.3; }
.vu-choice-card__text { display: block; margin-top: 0.125rem; font-size: 0.8125rem; line-height: 1.35; color: var(--kern-color-layout-text-muted); }
.vu-pricing__fee { padding: 1rem; border-radius: var(--vu-radius-s); background: var(--kern-color-layout-background-hued); }
@supports selector(:has(a)) { .vu-pricing:not(:has(input[value="fee"]:checked)) .vu-pricing__fee { display: none; } }

/* --- 5. Switch rows (settings) ------------------------------------------ */
.vu-switch-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.75rem 0; }
.vu-switch-row + .vu-switch-row { border-top: 1px solid var(--kern-color-layout-border-level-2); }
.vu-switch-row__text { min-width: 0; }
.vu-switch-row__label { display: block; font-weight: 600; font-size: 0.9375rem; cursor: pointer; }
.vu-switch-row__hint { display: block; margin-top: 0.125rem; font-size: 0.8125rem; color: var(--kern-color-layout-text-muted); }
.vu-switch { appearance: none; -webkit-appearance: none; flex: 0 0 auto; width: 2.75rem; height: 1.625rem; margin: 0; border: 0; border-radius: 999px; background: var(--kern-color-layout-text-muted); position: relative; cursor: pointer; transition: background 0.15s; }
.vu-switch::before { content: ""; position: absolute; top: 0.1875rem; left: 0.1875rem; width: 1.25rem; height: 1.25rem; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25); transition: transform 0.15s; }
.vu-switch:checked { background: var(--kern-color-action-default); }
.vu-switch:checked::before { transform: translateX(1.125rem); }
.vu-switch:focus-visible { outline: 3px solid color-mix(in srgb, var(--kern-color-action-default) 40%, transparent); outline-offset: 2px; }

/* --- 6. Listing footer: centred CTA stack -------------------------------- */
.vu-listing__footer { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; padding-top: 1.5rem; border-top: 1px solid var(--kern-color-layout-border-level-2); }
.vu-listing__footer .kern-btn { min-width: min(100%, 16rem); justify-content: center; }

/* --- 7. Product page (catalog detail) ----------------------------------- */
.vu-crumbs { display: flex; flex-wrap: wrap; gap: 0.375rem; align-items: center; margin: 0 0 1rem; font-size: 0.875rem; color: var(--kern-color-layout-text-muted); }
.vu-product { display: grid; gap: 1.5rem; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 56rem) {
  .vu-product { grid-template-columns: minmax(0, 1fr) 21rem; gap: 1.5rem 2rem; }
  .vu-product__buy { position: sticky; top: 1rem; }
  .vu-product__body { grid-column: 1; }
}
.vu-gallery__main { position: relative; aspect-ratio: 4 / 3; border-radius: var(--vu-radius-m); overflow: hidden; background: var(--kern-color-layout-background-hued); border: 1px solid var(--kern-color-layout-border-level-2); }
.vu-gallery__main img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.vu-gallery__thumbs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.75rem 0 0; padding: 0; list-style: none; }
.vu-gallery__thumb { width: 4.25rem; height: 4.25rem; padding: 0; border: 2px solid transparent; border-radius: var(--vu-radius-s); overflow: hidden; background: var(--kern-color-layout-background-hued); cursor: pointer; }
.vu-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.vu-gallery__thumb[aria-current="true"] { border-color: var(--kern-color-action-default); }
.vu-gallery__thumb:focus-visible { outline: 3px solid color-mix(in srgb, var(--kern-color-action-default) 40%, transparent); outline-offset: 2px; }
.vu-gallery__empty { display: flex; align-items: center; justify-content: center; color: var(--kern-color-layout-text-muted); font-size: 0.875rem; }
.vu-buybox, .vu-sidebox { background: var(--kern-color-layout-background-level-1-surface); border: 1px solid var(--kern-color-layout-border-level-2); border-radius: var(--vu-radius-m); padding: 1.25rem; box-shadow: var(--vu-shadow-card); }
.vu-buybox h1 { margin: 0.125rem 0 0.25rem; padding: 0; font-size: 1.375rem; line-height: 1.3; }
.vu-buybox__club { margin: 0 0 1rem; font-size: 0.875rem; color: var(--kern-color-layout-text-muted); }
.vu-buybox__price { margin: 0; font-size: 1.375rem; font-weight: 700; line-height: 1.2; }
.vu-buybox__pricenote { margin: 0.25rem 0 0; font-size: 0.8125rem; color: var(--kern-color-layout-text-muted); }
.vu-buybox__cta { margin-top: 1rem; }
.vu-buybox__cta .kern-btn { width: 100%; justify-content: center; }
.vu-buybox__note { margin: 0.5rem 0 0; font-size: 0.8125rem; color: var(--kern-color-layout-text-muted); text-align: center; }
.vu-facts { margin: 1.25rem 0 0; padding-top: 1rem; border-top: 1px solid var(--kern-color-layout-border-level-2); display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 0.5rem 1rem; font-size: 0.875rem; }
.vu-facts dt { margin: 0; color: var(--kern-color-layout-text-muted); }
.vu-facts dd { margin: 0; overflow-wrap: anywhere; }

/* --- 8. Row lists ("Meine Anzeigen") ------------------------------------- */
.vu-rows { list-style: none; margin: 0; padding: 0; background: var(--kern-color-layout-background-level-1-surface); border: 1px solid var(--kern-color-layout-border-level-2); border-radius: var(--vu-radius-m); box-shadow: var(--vu-shadow-card); }
.vu-row { display: grid; grid-template-columns: 4rem minmax(0, 1fr) auto; gap: 0.5rem 1rem; align-items: center; padding: 0.75rem 1rem; }
.vu-row + .vu-row { border-top: 1px solid var(--kern-color-layout-border-level-2); }
.vu-row__thumb { width: 4rem; height: 3rem; border-radius: 2px; overflow: hidden; background: var(--kern-color-layout-background-hued); display: flex; align-items: center; justify-content: center; color: var(--kern-color-layout-text-muted); font-weight: 600; }
.vu-row__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.vu-row__text { min-width: 0; }
.vu-row__title { margin: 0; font-weight: 600; font-size: 0.9375rem; line-height: 1.3; }
.vu-row__meta { margin: 0.125rem 0 0; font-size: 0.8125rem; color: var(--kern-color-layout-text-muted); display: flex; flex-wrap: wrap; gap: 0.125rem 0.375rem; align-items: center; }
.vu-row__actions { display: flex; gap: 0.5rem; align-items: center; justify-self: end; flex-wrap: wrap; justify-content: flex-end; }
@media (max-width: 40rem) {
  .vu-row { grid-template-columns: 4rem minmax(0, 1fr); }
  .vu-row__actions { grid-column: 2; justify-self: start; justify-content: flex-start; }
}

/* --- 9. Summary box (request form) --------------------------------------- */
.vu-summary { display: flex; gap: 1rem; align-items: center; padding: 0.75rem 0.875rem; border: 1px solid var(--kern-color-layout-border-level-2); border-radius: var(--vu-radius-s); background: var(--kern-color-layout-background-hued); margin-bottom: 1rem; }
.vu-summary .vu-row__thumb { flex: 0 0 auto; width: 5rem; height: 3.75rem; }

/* --- Dark mode: tinted surfaces ------------------------------------------ */
@media (prefers-color-scheme: dark) {
  :root:not([data-kern-theme="light"]) .vu-choice-card:has(input:checked),
  :root:not([data-kern-theme="light"]) .vu-photo--add:hover,
  :root:not([data-kern-theme="light"]) .vu-photo--add:focus-within { background: var(--vu-night-700); }
}
[data-kern-theme="dark"] .vu-choice-card:has(input:checked),
[data-kern-theme="dark"] .vu-photo--add:hover,
[data-kern-theme="dark"] .vu-photo--add:focus-within { background: var(--vu-night-700); }

/* --- 10. Request detail: side box, status timeline, message thread -------- */
.vu-rental-main { min-width: 0; }
.vu-rental-main__title { margin: 0; padding: 0; }
.vu-rental-main > .vu-subline { margin-bottom: 1rem; }
.vu-rental-main .vu-summary { margin-bottom: 0.5rem; }
.vu-sidebox__status { margin: 0.25rem 0 0; }
.vu-sidebox__status .kern-badge { font-size: 0.9375rem; }
.vu-sidebox__actions { display: grid; gap: 0.5rem; margin-top: 1rem; }
.vu-sidebox__actions form { margin: 0; display: grid; }
.vu-sidebox__actions .kern-btn { width: 100%; justify-content: center; }
.vu-sidebox__actions + .vu-sidebox__actions { margin-top: 0.5rem; }
.vu-timeline { list-style: none; margin: 0; padding: 0; }
.vu-timeline__step { position: relative; display: grid; grid-template-columns: 1.25rem minmax(0, 1fr); column-gap: 0.75rem; padding-bottom: 1rem; }
.vu-timeline__step:last-child { padding-bottom: 0; }
.vu-timeline__step::before { content: ""; position: absolute; left: calc(0.625rem - 1px); top: 1rem; bottom: 0; width: 2px; background: var(--kern-color-layout-border-level-2); }
.vu-timeline__step:last-child::before { display: none; }
.vu-timeline__dot { grid-row: 1 / span 2; width: 1.25rem; height: 1.25rem; border-radius: 50%; border: 2px solid var(--kern-color-layout-border-level-1); background: var(--kern-color-layout-background-level-1-surface); margin-top: 0.0625rem; }
.vu-timeline__step--done .vu-timeline__dot { background: var(--kern-color-action-default); border-color: var(--kern-color-action-default); }
.vu-timeline__step--current .vu-timeline__dot { border-color: var(--kern-color-action-default); box-shadow: inset 0 0 0 3px var(--kern-color-layout-background-level-1-surface), inset 0 0 0 6px var(--kern-color-action-default); }
.vu-timeline__step--negative .vu-timeline__dot { background: var(--kern-color-feedback-danger); border-color: var(--kern-color-feedback-danger); }
.vu-timeline__label { font-weight: 600; font-size: 0.9375rem; line-height: 1.375rem; }
.vu-timeline__step--pending .vu-timeline__label { color: var(--kern-color-layout-text-muted); font-weight: 500; }
.vu-timeline__meta { grid-column: 2; font-size: 0.8125rem; color: var(--kern-color-layout-text-muted); }
.vu-thread { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.vu-thread__msg { padding: 0.75rem 0.875rem; border: 1px solid var(--kern-color-layout-border-level-2); border-radius: var(--vu-radius-s); background: var(--kern-color-layout-background-level-1-surface); }
.vu-thread__meta { margin: 0 0 0.25rem; font-size: 0.8125rem; color: var(--kern-color-layout-text-muted); }
.vu-thread__form { margin-top: 1rem; }
.vu-thread__actions { margin-top: 0.75rem; }

/* --- 11. Compact rows (pending invitations) ------------------------------- */
.vu-row--compact { grid-template-columns: minmax(0, 1fr) auto; padding: 0.5rem 0.75rem; }
.vu-invitations { margin-bottom: 1rem; box-shadow: none; }

/* --- 12. Category admin: add row, order arrows ---------------------------- */
.vu-inline-add { display: flex; gap: 0.75rem; align-items: flex-start; margin-top: 0.875rem; }
.vu-inline-add > .kern-form-input, .vu-flat .vu-inline-add > .kern-form-input + .kern-form-input { flex: 1 1 auto; margin: 0; }
.vu-inline-add > .kern-btn { flex: 0 0 auto; }
.vu-row--category { grid-template-columns: auto minmax(0, 1fr) auto; }
.vu-order { display: flex; gap: 0.125rem; }
.vu-order form { margin: 0; }
.vu-order__btn { min-width: 2rem; width: 2rem; padding: 0; justify-content: center; }
.vu-order__btn[disabled] { opacity: 0.35; cursor: default; }
.vu-section--tight { margin-top: 0.75rem; }
@media (max-width: 40rem) {
  .vu-row--category { grid-template-columns: auto minmax(0, 1fr); }
  .vu-row--category .vu-row__actions { grid-column: 2; }
}

/* --- 13. Category drill-down in the catalog filter ---------------------- */
.vu-facet--tree .vu-facet__option input[type="radio"] { position: absolute; opacity: 0; width: 1px; height: 1px; }
.vu-facet--tree .vu-facet__option { position: relative; cursor: pointer; padding-left: 0.25rem; border-radius: 2px; }
.vu-facet--tree .vu-facet__option:hover .vu-facet__label { text-decoration: underline; }
.vu-facet--tree .vu-facet__option:has(input:focus-visible) { outline: 3px solid color-mix(in srgb, var(--kern-color-action-default) 40%, transparent); outline-offset: 1px; }
.vu-facet__option--sub { padding-left: 1.25rem !important; }
.vu-facet__option--current .vu-facet__label { font-weight: 700; color: var(--kern-color-action-default); }
.vu-row--main { background: var(--kern-color-layout-background-hued); }
.vu-row--sub { padding-left: 2.5rem; }
.vu-row--sub .vu-row__title { font-weight: 500; }
.vu-row__keywords { color: var(--kern-color-layout-text-muted); font-style: italic; }
.vu-inline-add > .kern-form-input:nth-of-type(2) { flex: 0 1 16rem; }
@media (max-width: 40rem) { .vu-inline-add { flex-wrap: wrap; } .vu-inline-add > .kern-form-input { flex: 1 1 100% !important; } .vu-row--sub { padding-left: 1.5rem; } }
.vu-suggest { margin: 0.375rem 0 0; font-size: 0.8125rem; color: var(--kern-color-layout-text-muted); }
.vu-suggest strong { color: var(--kern-color-layout-text-default); }