/* 課前操作入口：保留完整內容，先讓學生找得到要做的事。 */
.clubhouse-primary-actions { padding-block: 8px; background: var(--bg); border-bottom: 2px solid var(--line); }
.clubhouse-primary-actions .dock-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.clubhouse-primary-actions .dock-actions button { flex: 1 1 150px; min-width: 0; min-height: 44px; font-size: clamp(16px, 1.5vw, 22px); padding: 10px 14px; }
.clubhouse-primary-actions #goWeek { flex-grow: 2; }
.clubhouse-primary-actions #syncStatus { font-size: 16px; line-height: 1.5; }
.course-action-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-block: 10px 14px; }
.course-action-nav a { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 8px 14px; border: 2px solid var(--line); border-radius: 6px; background: var(--paper); color: var(--ink); font-size: clamp(16px, 1.5vw, 21px); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.course-action-nav a:focus-visible { outline: 3px solid #79d7ff; outline-offset: 3px; }
#app :target { scroll-margin-block-start: 16px; }
@media (max-width: 480px) { .clubhouse-primary-actions .dock-actions button { flex-basis: 130px; } .course-action-nav a { flex: 1 1 120px; } }