.wd-wrap {
    max-width: 560px;
    margin: 0 auto;
    padding: 24px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #ffffff;
    font-family: inherit;
}

.wd-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.wd-field {
    margin-bottom: 18px;
}

.wd-field label,
.wd-label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: #1e293b;
}

.wd-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 15px;
    box-sizing: border-box;
}

.wd-ta {
    min-height: 90px;
    resize: vertical;
}

.wd-hint {
    margin: 6px 0 0;
    font-size: 13px;
    color: #64748b;
}

.wd-days {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
}

.wd-days label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 400;
    margin: 0;
    cursor: pointer;
}

.wd-btn {
    display: inline-block;
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    background: #2563eb;
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

.wd-btn:hover {
    background: #1d4ed8;
}

.wd-error {
    margin-top: 16px;
    padding: 10px 14px;
    border-radius: 8px;
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.wd-results {
    margin-top: 20px;
    padding: 20px;
    border-radius: 10px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    text-align: center;
}

.wd-big {
    font-size: 56px;
    font-weight: 700;
    color: #2563eb;
    line-height: 1;
}

.wd-big-label {
    font-size: 15px;
    color: #475569;
    margin-bottom: 14px;
}

.wd-breakdown {
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: left;
}

.wd-breakdown li {
    padding: 6px 0;
    border-top: 1px solid #e2e8f0;
    font-size: 14px;
    color: #334155;
}

.wd-note {
    margin: 12px 0 0;
    font-size: 13px;
    color: #b45309;
    text-align: left;
}

@media (max-width: 480px) {
    .wd-grid {
        grid-template-columns: 1fr;
    }
}