/* Hộp thoại demo và nội dung SEO trên trang chủ. */
/* Hộp thoại demo: hai thẻ lựa chọn ở đầu hộp thoại */
.newfields { display: flex; flex-direction: column; gap: 14px; min-height: 0; flex: 1 1 auto; }
.choices { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.choice { display: flex; flex-direction: column; gap: 4px; text-align: left; padding: 12px 14px 12px 40px; position: relative; background: var(--panel-2); border: 2px solid var(--line); border-radius: 12px; color: var(--text); cursor: pointer; font-size: 14px; }
.choice span { color: var(--muted); font-size: 12px; font-weight: 400; }
.choice::before { content: ''; position: absolute; left: 14px; top: 16px; width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--muted); box-sizing: border-box; }
.choice:hover { border-color: #3a4156; }
.choice.on { border-color: var(--brand); background: rgba(109,91,255,.12); }
.choice.on::before { border-color: var(--brand); background: radial-gradient(circle, var(--brand) 45%, transparent 50%); }
@media (max-width: 560px) { .choices { grid-template-columns: 1fr; } }

/* Nội dung SEO trên trang chủ */
.seo-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px 36px; }
.seo-cols p, .seo-lead { margin: 0; color: var(--muted); font-size: 15.5px; line-height: 1.7; max-width: 70ch; }
.seo-lead { margin-bottom: 22px; }
.size-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.size-group { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; }
.size-group h3 { margin: 0 0 12px; font-size: 16px; }
.size-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.size-list li { font-size: 12.5px; color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 999px; padding: 4px 11px; }
.cat-chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.faq { display: grid; gap: 10px; max-width: 860px; }
.faq-item { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; }
.faq-item summary { cursor: pointer; padding: 15px 0; font-weight: 600; font-size: 15.5px; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; color: var(--muted); font-size: 20px; line-height: 1; }
.faq-item[open] summary::after { content: '–'; }
.faq-item p { margin: 0 0 16px; color: var(--muted); font-size: 14.5px; line-height: 1.65; }