/* 方案 A · 主色沿用 */
:root{
  --brand:#FFC107;--brand-dark:#E5A600;--brand-soft:#FFF6DC;--on-brand:#1A1A1A;
  --ink:#1A1A1A;--ink-2:#5A5A5A;--ink-3:#8A8F98;
  --bg:#F5F6F8;--card:#FFFFFF;--line:#E8EAED;--live:#E53935;
  --nav-bg:#FFC107;--nav-ink:#1A1A1A;--nav-underline:rgba(0,0,0,.55);
  --head-bg:#FCFCFD;--row-hover:#FCFCFD;--ph:linear-gradient(120deg,#d6d9de,#eceef1);
  --eyebrow-ink:#8A6100;--note-bg:#FFFBF0;
  --foot-bg:#1A1A1A;--foot-ink:#9A9A9A;  --nav-hover:rgba(0,0,0,.10);
  --radius:10px;
}