/* 模型提供的選項卡片（chat-choice.js） */
.aris-choice { margin: var(--brand-space-2, 8px) 0 0; padding: 12px 14px; border: 1px solid var(--brand-border, #cfd8e3); border-radius: var(--brand-radius-md, 10px); background: var(--brand-soft, #f7f3ec); }
.aris-choice-question { margin: 0 0 8px; font-weight: 600; }
.aris-choice-options { display: flex; flex-direction: column; gap: 6px; }
.aris-choice-option { display: flex; align-items: flex-start; gap: 8px; padding: 8px 10px; border: 1px solid transparent; border-radius: var(--brand-radius-md, 10px); background: #fff; cursor: pointer; line-height: 1.5; }
.aris-choice-option:hover { border-color: var(--brand-border, #cfd8e3); }
.aris-choice-option:focus-within { outline: 2px solid var(--brand-primary-text, #1F5FA8); outline-offset: 1px; }
.aris-choice-option:has(input:checked) { border-color: var(--brand-primary, #c8641e); box-shadow: 0 0 0 1px var(--brand-primary, #c8641e) inset; }
.aris-choice-option input { margin-top: 4px; flex-shrink: 0; accent-color: var(--brand-primary, #c8641e); }
.aris-choice-submit { margin-top: 10px; padding: 8px 18px; border: 0; border-radius: var(--brand-radius-pill, 999px); background: var(--brand-primary, #c8641e); color: #fff; font-size: 0.95rem; cursor: pointer; }
.aris-choice-submit:disabled { opacity: .45; cursor: not-allowed; }
.aris-choice.is-answered { opacity: .7; }
.aris-choice.is-pending { opacity: .55; }
.aris-choice.is-pending .aris-choice-option { cursor: progress; }
.message.user.message-choice::before { content: '☑ '; opacity: .7; }
.aris-choice.is-answered .aris-choice-option { cursor: default; }