.arptc-rra-wrap {
    --arptc-blue: #164d7d;
    --arptc-light: #eef4f9;
    --arptc-border: #c6d1dc;
    --arptc-text: #17202a;
    max-width: 1080px;
    margin: 24px auto;
    color: var(--arptc-text);
    font-family: Arial, Helvetica, sans-serif;
}

.arptc-rra-wrap * { box-sizing: border-box; }

.arptc-rra-header {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 20px;
    margin-bottom: 18px;
    border: 1px solid var(--arptc-border);
    border-top: 6px solid var(--arptc-blue);
    background: #fff;
}

.arptc-rra-header h2 { margin: 0 0 6px; font-size: 24px; line-height: 1.25; }
.arptc-rra-header p { margin: 0; color: #52606d; }
.arptc-rra-brand {
    min-width: 94px;
    padding: 17px 12px;
    border-radius: 8px;
    background: var(--arptc-blue);
    color: #fff;
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 1px;
}

.arptc-rra-alert { padding: 13px 16px; margin: 0 0 16px; border-left: 5px solid; background: #fff; }
.arptc-rra-success { border-color: #168247; background: #edf9f2; }
.arptc-rra-error { border-color: #b42318; background: #fff1f0; }

.arptc-rra-form { display: grid; gap: 18px; }
.arptc-rra-section {
    padding: 20px;
    border: 1px solid var(--arptc-border);
    border-radius: 4px;
    background: #fff;
}
.arptc-rra-section h3 {
    margin: -20px -20px 20px;
    padding: 11px 16px;
    background: var(--arptc-blue);
    color: #fff;
    font-size: 18px;
    text-transform: uppercase;
}
.arptc-rra-section h4 {
    margin: 22px 0 12px;
    padding: 8px 10px;
    border-left: 4px solid var(--arptc-blue);
    background: var(--arptc-light);
    font-size: 16px;
}

.arptc-rra-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
}

.arptc-rra-field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 14px; font-weight: 600; }
.arptc-rra-field-full { width: 100%; }
.arptc-rra-field input,
.arptc-rra-field textarea,
.arptc-rra-document-row input[type="file"] {
    width: 100%;
    padding: 10px 11px;
    border: 1px solid #aebdca;
    border-radius: 4px;
    background: #fff;
    color: #17202a;
    font: inherit;
}
.arptc-rra-field textarea { min-height: 96px; resize: vertical; }
.arptc-rra-required { color: #b42318; }

.arptc-rra-label { display: block; margin: 10px 0 8px; font-weight: 700; }
.arptc-rra-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px 14px;
    margin: 8px 0 16px;
}
.arptc-rra-options-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.arptc-rra-option {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 9px 10px;
    border: 1px solid #d5dee7;
    border-radius: 4px;
    background: #fafcfe;
    font-weight: 500;
}
.arptc-rra-option input { margin-top: 3px; }

.arptc-rra-yesno {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #e1e7ed;
}
.arptc-rra-yesno > div { display: flex; gap: 18px; white-space: nowrap; }
.arptc-rra-yesno label { font-weight: 600; }

.arptc-rra-help { margin: 0 0 14px; padding: 12px; background: #fff8e5; border-left: 4px solid #d59a00; }
.arptc-rra-documents { display: grid; gap: 12px; }
.arptc-rra-document-row {
    padding: 13px;
    border: 1px solid #d6e0e8;
    border-radius: 5px;
    background: #f8fbfd;
}
.arptc-rra-document-row label { display: grid; grid-template-columns: minmax(260px, 1fr) minmax(260px, 1fr); gap: 16px; align-items: center; }
.arptc-rra-document-row input[type="file"] { padding: 8px; font-weight: 400; }

.arptc-rra-certify {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 14px;
    margin-top: 10px;
    border: 1px solid #b8cad9;
    background: var(--arptc-light);
    font-weight: 600;
}
.arptc-rra-certify input { margin-top: 4px; }

.arptc-rra-actions { text-align: center; }
.arptc-rra-actions button {
    min-width: 260px;
    padding: 14px 24px;
    border: 0;
    border-radius: 5px;
    background: var(--arptc-blue);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
}
.arptc-rra-actions button:hover { filter: brightness(.92); }

@media (max-width: 800px) {
    .arptc-rra-header { align-items: flex-start; }
    .arptc-rra-grid,
    .arptc-rra-options,
    .arptc-rra-options-3 { grid-template-columns: 1fr; }
    .arptc-rra-document-row label { grid-template-columns: 1fr; }
    .arptc-rra-yesno { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
    .arptc-rra-header { flex-direction: column; }
    .arptc-rra-section { padding: 15px; }
    .arptc-rra-section h3 { margin: -15px -15px 16px; }
    .arptc-rra-actions button { width: 100%; min-width: 0; }
}