/* ── IA-05 单书页「从这里开始」导航块（信息架构改版第 4 批，2026-10-29） ── */
.start-here{margin:0 0 1.2em;padding:14px 18px;background:#eef1eb;border:1px solid #dfe5dc;
  border-radius:14px;font-size:.9rem;line-height:1.8}
.start-here .sh-title{margin:0 0 .25em;font:700 .95rem/1.5 var(--serif,var(--sans));color:var(--green,#315e50)}
.start-here .sh-links{margin:.4em 0 0;display:flex;gap:18px;flex-wrap:wrap}
.start-here .sh-links a{color:var(--green,#315e50);font-weight:700;text-decoration:none;
  border-bottom:1px dotted #8a9b6e}
.start-here .sh-links a:hover{border-bottom-style:solid}
@media(max-width:680px){.start-here{padding:12px 14px}.start-here .sh-links{gap:10px 16px;flex-direction:column}}