:root{--bg:#fff;--text:#111214;--muted:#666;--card:#fff;--border:#e5e7eb;--primary:#1989fa}@media(prefers-color-scheme:dark){:root{--bg:#111214;--text:#e5e7eb;--muted:#9ca3af;--card:#1f2125;--border:#2a2e33;--primary:#1989fa}}.theme-light,[data-theme=light]{--bg:#fff;--text:#111214;--muted:#666;--card:#fff;--border:#e5e7eb;--primary:#1989fa}.theme-dark,[data-theme=dark]{--bg:#111214;--text:#e5e7eb;--muted:#9ca3af;--card:#1f2125;--border:#2a2e33;--primary:#1989fa}body,html{background:var(--bg);color:var(--text)}.card{background:var(--card);border:1px solid var(--border);border-radius:12px}.text-muted{color:var(--muted)}.border{border:1px solid var(--border)}.bg-card{background:var(--card)}.text-primary{color:var(--primary)}.van-cell,.van-cell-group{background:var(--card)}.van-button--primary{background:var(--primary);border-color:var(--primary)}.page-container{background:#f5f7fa;min-height:100vh;padding-bottom:100px}