.working-time-card {
    overflow: hidden;
}

.form-section {
    margin-top: 30px;
    padding-top: 26px;
    border-top: 1px solid var(--border);
}

.form-section h2,
.result-section h3 {
    margin: 0;
    font-size: 22px;
    line-height: 1.25;
}

.section-heading,
.result-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 18px;
}

.section-heading p {
    margin: 7px 0 0;
    color: var(--muted);
    line-height: 1.65;
}

.working-time-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.exception-row,
.replacement-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px;
    align-items: end;
    margin-top: 12px;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.72);
}

.swap-row {
    grid-template-columns: 1fr 1fr auto;
}

.exception-row label,
.replacement-row label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 700;
}

.replacement-row {
    grid-template-columns: minmax(240px, 1fr) minmax(220px, 1fr);
}

.replacement-row strong,
.replacement-row span {
    display: block;
}

.replacement-row span {
    margin-top: 5px;
    color: var(--muted);
    font-size: 14px;
}

.remove-row {
    padding: 11px 14px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--muted);
    box-shadow: none;
}

.remove-row:hover {
    background: var(--danger-bg);
    color: var(--danger-text);
}

.field-note,
.empty-state {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
}

.working-time-result {
    margin-top: 34px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
}

.result-heading {
    align-items: center;
}

.result-heading h2 {
    margin: 0;
    font-size: 26px;
}

.result-range {
    margin: -8px 0 24px;
    color: var(--muted);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.summary-card {
    padding: 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--accent-soft);
}

.summary-card span,
.summary-card small {
    display: block;
    color: var(--muted);
}

.summary-card strong {
    display: block;
    margin: 8px 0;
    font-size: 25px;
    line-height: 1.2;
}

.result-section {
    margin-top: 32px;
}

.table-wrapper {
    margin-top: 16px;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

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

th,
td {
    padding: 13px 15px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    white-space: nowrap;
}

th {
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

tbody tr:last-child td {
    border-bottom: 0;
}

.details-section details {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}

.details-section summary {
    cursor: pointer;
    font-weight: 700;
}

.details-section h4 {
    margin: 16px 0 8px;
}

.details-section ul {
    margin: 0;
    padding-left: 20px;
    line-height: 1.7;
}

.result-assumption {
    margin: 28px 0 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.6;
}

@media (max-width: 800px) {
    .working-time-grid,
    .summary-grid {
        grid-template-columns: 1fr;
    }

    .section-heading,
    .result-heading {
        align-items: stretch;
        flex-direction: column;
    }

    .swap-row,
    .replacement-row {
        grid-template-columns: 1fr;
    }
}

@media print {
    .working-time-result {
        margin-top: 0;
        padding-top: 0;
        border: 0;
    }

    .summary-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .summary-card,
    .table-wrapper {
        break-inside: avoid;
        box-shadow: none;
    }

    .details-section details {
        break-inside: avoid;
    }

    .details-section details[open] summary {
        margin-bottom: 8px;
    }
}