:root {
    --color-bg: #f5f3f0;
    --color-surface: #ffffff;
    --color-border: #e2ddd6;
    --color-text: #2a2320;
    --color-muted: #7a7168;
    --color-primary: #8a2c2c;
    --color-primary-dark: #6e2222;
    --color-danger: #b3261e;
    --color-success-bg: #eaf6ec;
    --color-success-text: #276b34;
    --color-error-bg: #fdecec;
    --color-error-text: #8a2c2c;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(40, 30, 20, 0.08), 0 1px 2px rgba(40, 30, 20, 0.06);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 24px 20px 64px;
}

/* ---- Top bar ---- */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.topbar .brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
}
.topbar .brand:hover { text-decoration: none; }
.topbar nav {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ---- Buttons ---- */
.btn {
    display: inline-block;
    padding: 9px 16px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-secondary { background: #efe9e3; color: var(--color-text); }
.btn-ghost { background: transparent; color: var(--color-text); border-color: var(--color-border); }
.btn-block { display: block; width: 100%; }
.btn-lg { padding: 12px 22px; font-size: 1rem; }
.btn-sm { padding: 5px 10px; font-size: 0.82rem; }
.danger { color: var(--color-danger); }

/* ---- Page head ---- */
.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}
h1 { font-size: 1.5rem; margin: 0 0 4px; }
h2 { font-size: 1.05rem; margin: 0 0 12px; }
.muted { color: var(--color-muted); }
.hint { color: var(--color-muted); font-size: 0.85rem; }

/* ---- Alerts ---- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 0.9rem;
}
.alert ul { margin: 0; padding-left: 18px; }
.alert-success { background: var(--color-success-bg); color: var(--color-success-text); }
.alert-error { background: var(--color-error-bg); color: var(--color-error-text); }

/* ---- Cards / forms ---- */
.form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 20px;
}
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    align-items: start;
}
@media (max-width: 800px) {
    .form-grid { grid-template-columns: 1fr; }
}
label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 14px;
}
label.checkbox-item {
    font-weight: 400;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}
label.checkbox-item input { margin: 0; }
input[type=text], input[type=number], input[type=date], input[type=password],
input[type=file], select, textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 9px 11px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    background: #fff;
    color: var(--color-text);
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(138, 44, 44, 0.12);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px 12px;
}
@media (max-width: 500px) {
    .checkbox-grid { grid-template-columns: 1fr; }
}
.form-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 8px;
}

/* ---- Table ---- */
.table-wrap {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow-x: auto;
}
.data-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.data-table th, .data-table td {
    text-align: left;
    padding: 11px 14px;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}
.data-table th { color: var(--color-muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.02em; }
.data-table tr:last-child td { border-bottom: none; }
.row-actions { display: flex; gap: 12px; }

.empty-state {
    background: var(--color-surface);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius);
    padding: 48px 20px;
    text-align: center;
    color: var(--color-muted);
}

/* ---- Auth pages ---- */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.auth-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 32px;
    width: 100%;
    max-width: 380px;
}
.auth-box h1 { text-align: center; margin-bottom: 4px; font-size: 1.3rem; }
.auth-box p.muted { text-align: center; margin-top: 0; margin-bottom: 20px; }

/* ---- Preview / label rendering ---- */
.preview-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 24px;
    align-items: start;
}
@media (max-width: 900px) {
    .preview-layout { grid-template-columns: 1fr; }
}
.preview-canvas {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.preview-side .form-card label { margin-bottom: 12px; }

.label-sheet {
    background: #fff;
    border: 1px solid #333;
    box-shadow: 0 2px 10px rgba(0,0,0,0.15);
    position: relative;
    padding: 3mm;
    display: flex;
    flex-direction: column;
    gap: 1mm;
    font-family: 'DejaVu Sans', Arial, sans-serif;
    overflow: hidden;
}
.label-logo { position: absolute; top: 3mm; right: 3mm; max-height: 18mm; max-width: 25%; }
.label-company { color: #555; }
.label-title { font-weight: 700; }
.label-description { color: #333; }
.label-row { color: #222; }
.label-ingredients { color: #222; }
.allergen-hit { font-weight: 700; }
.label-allergens-summary { color: #111; }
.label-dates { color: #333; }
.label-company-info { color: #666; margin-top: auto; }
.label-codes {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 4mm;
    margin-top: auto;
}
.label-barcode { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 0.5mm; }
.barcode-svg { display: block; }
.barcode-text { letter-spacing: 0.05em; }
.qr-svg { display: block; }

.detail-list { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: 0.88rem; margin: 0; }
.detail-list dt { color: var(--color-muted); }
.detail-list dd { margin: 0; }

.footer {
    text-align: center;
    color: var(--color-muted);
    font-size: 0.82rem;
    padding: 24px 0;
}