:root {
    --primary: #1a73e8;
    --text: #0f172a;
    --muted: #475569;
    --border: #e2e8f0;
    --card: #ffffff;
    --bg: #f8fafc;
    --danger: #dc2626;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* {
    box-sizing: border-box;
}

body.admin {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.1rem clamp(1rem, 3vw, 3rem);
    border-bottom: 1px solid var(--border);
    background: var(--card);
}

.admin-header h1 {
    margin: 0 0 0.25rem;
}

.admin-header p {
    margin: 0;
    color: var(--muted);
}

.admin-layout {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    gap: 1.5rem;
    padding: 1.5rem clamp(1rem, 3vw, 3rem);
}

.card--full {
    grid-column: 1 / -1;
}

.admin-tabs {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem clamp(1rem, 3vw, 3rem);
    border-bottom: 1px solid var(--border);
    background: var(--card);
}

.admin-tabs__link {
    text-decoration: none;
    color: var(--muted);
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    border: 1px solid transparent;
}

.admin-tabs__link.is-active {
    color: var(--primary);
    border-color: var(--primary);
    background: rgba(26, 115, 232, 0.08);
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.1rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    padding: 0.6rem;
    border-bottom: 1px solid var(--border);
}

td.actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.product-thumb {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    display: block;
    margin-bottom: 0.5rem;
}

.btn {
    border: none;
    border-radius: 999px;
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    cursor: pointer;
}

.btn--ghost {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn--danger {
    background: var(--danger);
}

.btn--small {
    padding: 0.35rem 0.8rem;
    font-size: 0.88rem;
}

.link {
    color: var(--primary);
    font-weight: 500;
}

.link:hover {
    text-decoration: underline;
}

.alert {
    border-radius: 0.75rem;
    padding: 0.6rem 0.85rem;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.alert--success {
    background: #dcfce7;
    color: #14532d;
}

.alert--error {
    background: #fee2e2;
    color: #7f1d1d;
}

.badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    font-size: 0.78rem;
    padding: 0.15rem 0.75rem;
    font-weight: 600;
}

.badge--muted {
    background: #e2e8f0;
    color: #0f172a;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem;
}

.form-grid label {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-size: 0.95rem;
}

input,
select,
textarea {
    font: inherit;
    padding: 0.65rem;
    border-radius: 0.65rem;
    border: 1px solid var(--border);
}

textarea {
    resize: vertical;
}

.checkbox {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.checkbox input {
    width: auto;
    margin: 0;
}

.form-actions {
    grid-column: 1 / -1;
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.muted {
    color: var(--muted);
    font-size: 0.85rem;
}

.order-items {
    list-style: none;
    padding: 0.35rem 0 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.order-items li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.9rem;
}

details summary {
    cursor: pointer;
    color: var(--primary);
    font-weight: 600;
}

details summary::-webkit-details-marker {
    display: none;
}

@media (max-width: 960px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    td.actions {
        flex-direction: column;
        align-items: stretch;
    }
}