.rcg1 { max-width: 720px; margin: 2rem auto; padding: clamp(20px, 4vw, 36px); border: 1px solid #d8dfd5; border-top: 5px solid #285b39; border-radius: 12px; background: #fff; color: #17261c; font-family: inherit; }
.rcg1 h2 { margin: 0 0 12px; color: #204d30; }
.rcg1-form { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 24px 0; }
.rcg1-form label, .rcg1-form input, .rcg1-form > p, .rcg1-captcha { flex-basis: 100%; }
.rcg1-form label { font-weight: 650; }
.rcg1-form input { width: 100%; min-width: 0; padding: 14px; border: 1px solid #7b8d80; border-radius: 6px; font: inherit; letter-spacing: .04em; box-sizing: border-box; }
.rcg1-form button { padding: 12px 18px; border: 1px solid #285b39; border-radius: 6px; background: #285b39; color: #fff; font: inherit; font-weight: 650; cursor: pointer; }
.rcg1-form .rcg1-clear { background: #fff; color: #285b39; }
.rcg1-form button:disabled { opacity: .55; cursor: not-allowed; }
.rcg1-form :focus-visible, .rcg1 a:focus-visible { outline: 3px solid #b77a12; outline-offset: 3px; }
.rcg1-form > p { margin: 0; }
.rcg1-note, .rcg1-help { font-size: .88rem; line-height: 1.6; color: #47574b; }
.rcg1 a { color: #245b39; text-decoration: underline; }
.rcg1-message { margin-top: 16px; line-height: 1.6; white-space: pre-line; }
.rcg1-result { margin-top: 16px; padding: 20px; border: 1px solid #c7d9ca; border-radius: 8px; background: #f2f7f2; }
.rcg1-result h3 { margin: 0 0 12px; font-size: 1.15rem; }
.rcg1-result p { margin: 8px 0 0; }
.rcg1-mark { font-weight: 650; }
.rcg1-list { white-space: pre-line; line-height: 1.6; }
.rcg1 [hidden] { display: none !important; }
@media (max-width: 420px) { .rcg1 { padding: 12px; margin-inline: 0; } .rcg1-captcha { overflow-x: auto; } }