body {
    background:
        radial-gradient(circle at top left, rgba(191, 66, 84, 0.12), transparent 28%),
        linear-gradient(180deg, var(--light-color) 0%, var(--white) 28%, var(--lighter-color) 100%);
}

.checklist-page {
    width: min(var(--page-max-width), calc(100% - 2rem));
    margin: 0 auto;
    padding: 2rem 0 4rem;
}

.intro-card,
.howto-card,
.room-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-md);
}

.intro-card {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    padding: 1.75rem;
}

.intro-card h2,
.howto-card h2,
.room-card h2 {
    font-size: clamp(1.45rem, 2.2vw, 2rem);
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

.legend {
    display: grid;
    gap: 0.75rem;
    align-self: start;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-radius: 14px;
    background: var(--light-color);
}

.legend-swatch {
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 50%;
    flex: 0 0 auto;
}

.legend-swatch.collect {
    background: var(--primary-color);
}

.legend-swatch.store {
    background: var(--success-color);
}

.legend-swatch.send {
    background: var(--warning-color);
}

.howto-card {
    margin-top: 1.5rem;
    padding: 1.5rem 1.75rem;
}

.howto-list {
    padding-left: 1.25rem;
    display: grid;
    gap: 0.55rem;
}

.room-grid {
    display: grid;
    gap: 1.25rem;
    margin-top: 1.75rem;
}

.room-card {
    padding: 1.5rem;
}

.room-meta {
    color: var(--gray-color);
    max-width: 72ch;
    margin-bottom: 1rem;
}

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

.device-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 780px;
}

.device-table th,
.device-table td {
    text-align: left;
    vertical-align: top;
    padding: 0.9rem 0.85rem;
    border-bottom: 1px solid rgba(180, 185, 193, 0.35);
}

.device-table th {
    font-size: 0.92rem;
    color: var(--gray-color);
}

.device-table tbody tr:last-child td {
    border-bottom: none;
}

.cell-input {
    font-family: inherit;
    font-size: 0.92rem;
    color: var(--dark-color);
    width: 100%;
    border: none;
    border-bottom: 1.5px solid var(--gray-light);
    background: transparent;
    padding: 0.25rem 0;
    outline: none;
    transition: border-color 0.2s ease;
}

.cell-input::placeholder {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cell-input:focus {
    border-bottom-color: var(--primary-color);
}

.cell-input-sub {
    margin-top: 0.35rem;
    color: var(--gray-color);
}

.cell-hint {
    display: block;
    font-size: 0.78rem;
    color: var(--gray-color);
    margin-top: 0.2rem;
    line-height: 1.3;
}

.audit-pill {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.35rem 0.7rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.audit-list {
    list-style: none;
    display: grid;
    gap: 0.45rem;
}

.audit-list li {
    display: flex;
    gap: 0.55rem;
}

.audit-pill {
    background: var(--lighter-color);
    color: var(--dark-color);
    flex: 0 0 auto;
}

.catalog-link {
    color: var(--primary-dark);
    font-weight: 700;
}

@media (max-width: 900px) {
    .intro-card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .checklist-page {
        width: min(100% - 1rem, 1200px);
        padding: 1rem 0 3rem;
    }

    .page-actions {
        flex-direction: column;
    }

    .action-button {
        width: 100%;
    }

    .intro-card,
    .howto-card,
    .room-card {
        padding: 1.1rem;
    }
}

/* ============================================
   Print styles
   ============================================ */
@media print {
    @page {
        size: A4 landscape;
        margin: 1.5cm 1.6cm;
    }

    body {
        background: none !important;
        color: #000;
        font-size: 10pt;
        line-height: 1.4;
        filter: grayscale(1);
    }

    header {
        background: none !important;
        color: #000 !important;
        box-shadow: none !important;
        border-bottom: 2pt solid #000;
        padding: 0.5cm 0 0.4cm;
    }

    header h1 {
        font-size: 16pt;
    }

    .subtitle {
        font-size: 10pt;
        opacity: 1;
    }

    footer,
    .page-actions {
        display: none !important;
    }

    .checklist-page {
        width: 100%;
        padding: 0;
    }

    .intro-card,
    .howto-card,
    .room-card {
        background: none !important;
        border: 1pt solid #ccc;
        border-radius: 0;
        box-shadow: none;
        padding: 0.4cm 0.5cm;
        break-inside: avoid;
    }

    .intro-card {
        grid-template-columns: 1fr;
    }

    .legend {
        display: flex;
        flex-direction: row;
        gap: 1rem;
    }

    .legend-item {
        background: none;
        padding: 0;
        border-radius: 0;
        font-size: 9pt;
    }

    .legend-swatch {
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .howto-card {
        margin-top: 0.4cm;
    }

    .room-grid {
        gap: 0.6cm;
        margin-top: 0.5cm;
    }

    .room-card {
        break-inside: avoid;
    }

    .room-card h2 {
        font-size: 13pt;
        border-bottom: 1pt solid #ccc;
        padding-bottom: 0.2cm;
        margin-bottom: 0.3cm;
    }

    .device-table-wrapper {
        overflow: visible;
    }

    .device-table {
        min-width: 0;
        width: 100%;
        font-size: 9pt;
        table-layout: fixed;
    }

    .device-table th,
    .device-table td {
        padding: 0.25cm 0.3cm;
        border-bottom: 0.5pt solid #ccc;
        vertical-align: top;
        word-break: break-word;
    }

    .device-table th {
        color: #555;
        font-size: 8pt;
        background: none !important;
    }

    .audit-pill {
        border-radius: 3pt;
        padding: 1pt 4pt;
        font-size: 8pt;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
        display: none;
    }

    .audit-list li {
        gap: 0;
    }

    .audit-list li::before {
        content: "– ";
    }
}