:root {
    --bg: #ffffff;
    --fg: #1a1a1a;
    --muted: #6b6b6b;
    --border: #e0e0e0;
    --accent: #2563eb;
    --accent-fg: #ffffff;
    --danger-bg: #fdecea;
    --danger-fg: #b3261e;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #16181c;
        --fg: #eaeaea;
        --muted: #9a9a9a;
        --border: #33363b;
        --accent: #4f8cff;
        --accent-fg: #0b0d10;
        --danger-bg: #3a1f1d;
        --danger-fg: #ff9c96;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--fg);
}

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

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.app-header h1 {
    font-size: 1.1rem;
    margin: 0;
}

.notice {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
}

.notice-error {
    background: var(--danger-bg);
    color: var(--danger-fg);
}

.token-bar {
    font-size: 0.85rem;
}

.token-status--active {
    color: var(--accent);
    font-weight: 600;
}

.token-entry textarea {
    display: block;
    width: 260px;
    max-width: 60vw;
    margin: 0.4rem 0;
}

.link-button {
    background: none;
    border: none;
    color: var(--muted);
    text-decoration: underline;
    cursor: pointer;
    font: inherit;
    padding: 0;
}

.layout {
    display: grid;
    grid-template-columns: minmax(220px, 320px) 1fr;
    flex: 1 1 auto;
    min-height: 480px;
}

.list-pane {
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#search-input {
    margin: 0.75rem;
    padding: 0.5rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--fg);
    font-size: 0.95rem;
}

#item-list {
    list-style: none;
    margin: 0;
    padding: 0 0.4rem 0.75rem;
    overflow-y: auto;
    flex: 1;
}

.item-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
}

.item-row:hover {
    background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.item-row--active {
    background: color-mix(in srgb, var(--accent) 16%, transparent);
}

.item-row__thumb {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
    background: var(--border);
    flex-shrink: 0;
}

.item-row__title {
    font-size: 0.9rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.empty-state {
    text-align: center;
    color: var(--muted);
    padding: 1rem;
}

.detail-pane {
    padding: 1.25rem;
    overflow-y: auto;
}

.detail-placeholder {
    color: var(--muted);
}

.greeting {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.greeting__title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
}

.greeting__discount,
.greeting__invite {
    margin: 0 0 0.75rem;
    color: var(--muted);
}

.greeting-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    max-width: 360px;
    padding: 0.6rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    color: var(--fg);
    cursor: pointer;
    text-align: left;
    font: inherit;
}

.greeting-card:hover {
    background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.greeting-card__thumb {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: 6px;
    background: var(--border);
    flex-shrink: 0;
}

.greeting-card__body {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    overflow: hidden;
}

.greeting-card__title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.greeting-card__price {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.9rem;
}

.gallery__main {
    display: block;
    max-width: 100%;
    max-height: 50vh;
    margin: 0 auto 0.75rem;
    border-radius: 8px;
    object-fit: contain;
    background: var(--border);
}

.gallery__thumbs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.gallery__thumb {
    width: 64px;
    height: 64px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
}

.gallery__thumb--active {
    border-color: var(--accent);
}

.detail__title {
    margin: 0 0 0.3rem;
}

.detail__zustand {
    color: var(--muted);
    font-size: 0.9rem;
}

.detail__beschreibung {
    white-space: pre-line;
    line-height: 1.5;
}

.detail__price {
    font-size: 1.2rem;
    font-weight: 600;
}

.detail__price--hidden {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--muted);
}

.price-base {
    text-decoration: line-through;
    color: var(--muted);
    font-weight: 400;
    font-size: 0.95rem;
}

.price-discount {
    color: var(--accent);
    font-size: 0.95rem;
}

.cart-toggle {
    margin-top: 0.75rem;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 6px;
    background: var(--accent);
    color: var(--accent-fg);
    font-size: 0.95rem;
    cursor: pointer;
}

.cart-toggle--active {
    background: var(--muted);
}

.cart-bar {
    position: sticky;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: var(--accent);
    color: var(--accent-fg);
    flex-wrap: wrap;
}

.cart-bar__profiles {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.cart-bar__cart {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

.profile-link {
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    border: 1px solid var(--accent-fg);
    color: var(--accent-fg);
    text-decoration: none;
    font-size: 0.85rem;
    white-space: nowrap;
}

.profile-link:hover {
    background: var(--accent-fg);
    color: var(--accent);
}

.cart-bar button {
    padding: 0.4rem 0.9rem;
    border: none;
    border-radius: 6px;
    background: var(--accent-fg);
    color: var(--accent);
    cursor: pointer;
}

.cart-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.cart-modal[hidden] {
    display: none;
}

.cart-modal__content {
    background: var(--bg);
    color: var(--fg);
    border-radius: 10px;
    padding: 1.25rem;
    width: 100%;
    max-width: 480px;
    max-height: 85vh;
    overflow-y: auto;
}

.cart-items-wrap {
    max-height: 40vh;
    overflow-y: auto;
    margin: 0 0 0.75rem;
}

.cart-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.cart-table th,
.cart-table td {
    padding: 0.3rem 0.4rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
}

.cart-table th.sortable {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: 1rem;
}

.cart-table th.sortable::after {
    content: "↕";
    position: absolute;
    right: 0.2rem;
    opacity: 0.35;
    font-size: 0.75rem;
}

.cart-table th.sortable.sort-asc::after {
    content: "↑";
    opacity: 1;
    color: var(--accent);
}

.cart-table th.sortable.sort-desc::after {
    content: "↓";
    opacity: 1;
    color: var(--accent);
}

.cart-table__action-col {
    width: 1.6rem;
}

.cart-remove-btn {
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1;
    padding: 0.15rem 0.3rem;
}

.cart-remove-btn:hover {
    color: var(--fg);
}

.field {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.6rem;
}

.field input,
.field textarea {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    padding: 0.4rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--fg);
    font: inherit;
}

.cart-legal-notice {
    margin-top: 0.75rem;
    padding: 0.6rem 0.75rem;
    border-radius: 8px;
    background: var(--border);
    font-size: 0.78rem;
    line-height: 1.4;
    color: var(--muted);
}

.cart-legal-notice p {
    margin: 0;
}

.cart-legal-notice p + p {
    margin-top: 0.5rem;
}

.cart-modal__actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    margin-top: 0.75rem;
}

.cart-modal__actions button {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--fg);
    cursor: pointer;
}

#cart-submit {
    background: var(--accent);
    color: var(--accent-fg);
    border-color: var(--accent);
}

.app-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1rem 0.6rem;
    font-size: 0.85rem;
    color: var(--muted);
    text-align: center;
    flex-wrap: wrap;
}

.app-footer a {
    color: var(--muted);
    text-decoration: none;
}

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

.header-right {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.lang-bar__button {
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.25rem 0.5rem;
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
}

.lang-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.lang-modal[hidden] {
    display: none;
}

.lang-modal__content {
    background: var(--bg);
    color: var(--fg);
    border-radius: 10px;
    padding: 1.25rem;
    width: 100%;
    max-width: 320px;
}

.lang-modal__list {
    list-style: none;
    margin: 0.5rem 0 0.75rem;
    padding: 0;
}

.lang-modal__option {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    padding: 0.5rem 0.6rem;
    margin-bottom: 0.3rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--fg);
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.lang-modal__option--active {
    border-color: var(--accent);
    color: var(--accent);
    font-weight: 600;
}

.lang-modal__flag {
    font-size: 1.2rem;
}

.lang-modal__actions {
    display: flex;
    justify-content: flex-end;
}

.lang-modal__actions button {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--fg);
    cursor: pointer;
}

@media (max-width: 720px) {
    .layout {
        grid-template-columns: 1fr;
        grid-template-rows: 40vh 1fr;
        flex: none;
        height: auto;
    }

    .list-pane {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
}

/* Touch-Ziele (Mobile + Tablet, ~bis 1350px CSS-Breite): das zweispaltige .layout-
   Grid selbst skaliert ab 720px bereits sauber (minmax(220px,320px) Sidebar + Rest),
   braucht daher keinen eigenen Tablet-Zwischenschritt - hier gezielt nur die kleinen,
   auf einem Touchscreen schwer treffbaren Elemente vergroessert (Vorbild Apple-HIG-
   Mindestgroesse ~44x44px): Warenkorb-Leiste/-Buttons, Loeschen-Icon in der Warenkorb-
   Tabelle, Modal-Aktionsbuttons. Per Screenshot-Test bei 390/768/1024px verifiziert.
   Siehe Roadmap Phase 4.2. */
@media (max-width: 1350px) {
    .cart-bar button {
        padding: 0.65rem 1.1rem;
        min-height: 44px;
    }

    .cart-toggle {
        min-height: 44px;
    }

    .cart-remove-btn {
        min-width: 40px;
        min-height: 40px;
        font-size: 1.1rem;
    }

    .cart-modal__actions button {
        min-height: 44px;
        padding: 0.6rem 1.2rem;
    }

    .profile-link {
        padding: 0.5rem 0.9rem;
    }
}