:root {
    --color-bg: #faf6f0;
    --color-surface: #ffffff;
    --color-surface-alt: #f3ece2;
    --color-text: #3d2b1f;
    --color-text-muted: #8a7461;
    --color-primary: #a15c38;
    --color-primary-dark: #7c4429;
    --color-accent: #c98a55;
    --color-border: #e8ddd0;
    --color-success: #6b8f5a;
    --color-danger: #b8503f;
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'DM Sans', sans-serif;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 2px 10px rgba(61, 43, 31, 0.08);
    --shadow-lg: 0 12px 32px rgba(61, 43, 31, 0.18);
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #1c1712;
        --color-surface: #26201a;
        --color-surface-alt: #2f2820;
        --color-text: #f2e9df;
        --color-text-muted: #b3a290;
        --color-primary: #dd9767;
        --color-primary-dark: #e8ac82;
        --color-accent: #c98a55;
        --color-border: #3d332a;
        --color-success: #8fbb7a;
        --color-danger: #e08a76;
        --shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
        --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    margin: 0;
}

a { color: var(--color-primary); }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 20px 12px;
    max-width: 640px;
    margin: 0 auto;
}

.topbar h1 { font-size: 1.9rem; }

.icon-link {
    text-decoration: none;
    font-size: 1.3rem;
    color: var(--color-text-muted);
    padding: 6px;
}

.container {
    max-width: 640px;
    margin: 0 auto;
    padding: 8px 16px 100px;
}

.empty-state {
    text-align: center;
    color: var(--color-text-muted);
    margin-top: 60px;
    font-size: 1.05rem;
}

/* --- nákupní seznam --- */

.shopping-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.item-row {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    transition: opacity .25s ease, transform .25s ease;
}

.item-row.removing {
    opacity: 0;
    transform: scale(0.96);
}

.checkbox {
    width: 26px;
    height: 26px;
    min-width: 26px;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    background: transparent;
    padding: 0;
}

.checkbox:hover { border-color: var(--color-primary); }

.item-main {
    flex: 1;
    min-width: 0;
    cursor: pointer;
}

.item-name {
    font-weight: 500;
    font-size: 1.05rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-category {
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.item-prices {
    font-size: 0.88rem;
    margin-top: 2px;
}

.price-regular {
    color: var(--color-text-muted);
}

.price-regular.struck {
    text-decoration: line-through;
    margin-right: 6px;
}

.price-sale {
    color: var(--color-success);
    font-weight: 600;
}

.price-sale-shop {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.qty-control {
    display: flex;
    align-items: center;
    gap: 6px;
}

.qty-control button {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-surface-alt);
    color: var(--color-text);
    font-size: 1rem;
    cursor: pointer;
}

.qty-value {
    min-width: 18px;
    text-align: center;
    font-weight: 500;
}

.fab {
    position: fixed;
    right: 24px;
    bottom: 28px;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 1.8rem;
    border: none;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    line-height: 1;
}

.fab:hover { background: var(--color-primary-dark); }

/* --- modaly --- */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(30, 20, 12, 0.45);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 50;
}

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

@media (min-width: 640px) {
    .modal-overlay { align-items: center; }
}

.modal {
    background: var(--color-surface);
    border-radius: var(--radius) var(--radius) 0 0;
    padding: 24px 20px 20px;
    width: 100%;
    max-width: 480px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

@media (min-width: 640px) {
    .modal { border-radius: var(--radius); }
}

.modal h2 { font-size: 1.5rem; margin-bottom: 14px; }

.modal input[type="text"],
.modal input[type="url"],
.modal select {
    width: 100%;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

.search-results {
    max-height: 240px;
    overflow-y: auto;
    margin-bottom: 6px;
}

.search-result-group {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: 10px 0 4px;
}

.search-result-item {
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.search-result-item:hover { background: var(--color-surface-alt); }

.modal-divider {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    margin: 10px 0;
}

.custom-item-row {
    display: flex;
    gap: 8px;
}

.custom-item-row input { margin-bottom: 0; }

button {
    font-family: var(--font-body);
}

button.primary,
.custom-item-row button {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    cursor: pointer;
    font-weight: 500;
}

button.primary:hover,
.custom-item-row button:hover { background: var(--color-primary-dark); }

.modal-close {
    display: block;
    width: 100%;
    margin-top: 14px;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 10px;
    color: var(--color-text-muted);
    cursor: pointer;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

.btn-danger {
    flex: 1;
    background: none;
    border: 1px solid var(--color-danger);
    color: var(--color-danger);
    border-radius: var(--radius-sm);
    padding: 10px;
    cursor: pointer;
}

.detail-product {
    border-top: 1px solid var(--color-border);
    padding: 12px 0;
}

.detail-product:first-child { border-top: none; }

.detail-product-name {
    font-weight: 500;
    margin-bottom: 4px;
}

.detail-product-link {
    font-size: 0.8rem;
    text-decoration: none;
}

.offers-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin: 6px 0;
}

.offer-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 0.88rem;
}

.offer-shop {
    font-weight: 500;
    min-width: 70px;
}

.offer-price {
    color: var(--color-success);
    font-weight: 600;
}

.offer-validity {
    color: var(--color-text-muted);
    font-size: 0.78rem;
    margin-left: auto;
}

/* --- nastavení --- */

.settings-section {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px 20px;
    margin-bottom: 18px;
}

.settings-section h2 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.settings-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-top: 1px solid var(--color-border);
}

.settings-row:first-of-type { border-top: none; }

.settings-row-main { flex: 1; min-width: 0; }

.settings-row-title { font-weight: 500; }

.settings-row-sub {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.settings-row button {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.settings-form {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.settings-form input,
.settings-form select {
    flex: 1;
    min-width: 140px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
}

.settings-row-product {
    border-bottom: none;
}

.sources-wrap {
    padding: 0 0 10px 0;
    border-top: 1px dashed var(--color-border);
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.source-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 6px;
}

.source-label {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    background: var(--color-surface-alt);
    border-radius: var(--radius-sm);
    padding: 3px 8px;
}

.source-row input {
    flex: 1;
    padding: 6px 8px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text);
}

.source-row button {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 4px 9px;
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.top-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 12px;
}

.status-msg {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 8px;
}