.rc-wrapper { width: 100%; }
.rc-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 768px) {
    .rc-grid { grid-template-columns: 1fr 1fr; }
}

.rc-form { display: flex; flex-direction: column; gap: 14px; }
.rc-field { display: flex; flex-direction: column; gap: 4px; }
.rc-field label { font-size: 13px; font-weight: 600; color: #374151; }
.rc-field input {
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
}
.rc-field input:focus { outline: none; border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37,99,235,.15); }

.rc-btn {
    margin-top: 8px;
    padding: 12px 20px;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
}
.rc-btn:hover { background: #1d4ed8; }

.rc-result { display: flex; flex-direction: column; gap: 12px; align-content: start; }
.rc-result-card {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.rc-result-label { font-size: 13px; color: #6b7280; }
.rc-result-value { font-size: 20px; font-weight: 700; color: #111827; }

.rc-highlight.rc-positive { background: #ecfdf5; border-color: #10b981; }
.rc-highlight.rc-positive .rc-result-value { color: #047857; }
.rc-highlight.rc-negative { background: #fef2f2; border-color: #ef4444; }
.rc-highlight.rc-negative .rc-result-value { color: #b91c1c; }