/* 功能布局，以及用户指定的白色顶栏；其余主题与原组件样式由 style.css 定义。 */
header{background:#fff;color:var(--text);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.hd-nav button{color:var(--muted)}
.hd-nav button:hover{background:var(--bg);color:var(--text)}
.hd-nav button.active{background:var(--bg);color:var(--brand)}
.hd-nav .settings-button{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:6px;border-radius:50%}
.settings-button svg{display:block;flex-shrink:0}
.utility-nav{margin-left:0}
.section-nav{display:flex;gap:10px;flex-wrap:wrap;padding:12px 18px}
.section-nav .active{background:var(--brand);color:var(--card)}
.home-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
#homeAction{margin-top:16px}
.practice-fields{display:flex;gap:16px;flex-wrap:wrap;margin:12px 0}
.practice-fields label{display:flex;align-items:center;gap:8px}
.practice-fields select{max-width:100%;font:inherit}
.practice-details>summary{cursor:pointer;font-weight:600}
.practice-details[open]>summary{margin-bottom:12px}
.point-group{margin-bottom:16px}
.point-group h3{margin:14px 0 10px}
@media(max-width:860px){
  .utility-nav{display:flex;margin-left:auto;flex-wrap:nowrap}
  .utility-nav button{padding:4px 8px}
  .logo{flex-wrap:wrap}
  #hdStat{display:none}
  .section-nav{gap:8px}
}