/* ========== 设置页 ========== */
.set-container { display: flex; gap: 1.5rem; min-height: 500px; }

.set-sidebar { width: 200px; flex-shrink: 0; display: flex; flex-direction: column; gap: 0.2rem; padding: 0.5rem; border-radius: var(--tw-radius); background: var(--tw-bg-card); border: 1px solid var(--tw-border); }
.set-menu-item { display: flex; align-items: center; gap: 0.5rem; padding: 0.6rem 0.8rem; border-radius: var(--tw-radius-sm); background: transparent; color: var(--tw-text-secondary); font-size: 0.9rem; cursor: pointer; transition: all 0.2s; text-align: left; border: none; }
.set-menu-item:hover { background: var(--tw-bg-secondary); color: var(--tw-text-primary); }
.set-menu-item.active { background: var(--tw-accent); color: #fff; }

.set-content { flex: 1; padding: 1rem 1.5rem; background: var(--tw-bg-card); border-radius: var(--tw-radius); border: 1px solid var(--tw-border); }
.set-section { margin-bottom: 1.5rem; }
.set-section h3 { margin-bottom: 0.7rem; font-size: 1rem; }
.set-row { display: flex; align-items: center; justify-content: space-between; padding: 0.5rem 0; gap: 0.5rem; flex-wrap: wrap; }
.set-row label { font-size: 0.875rem; color: var(--tw-text-secondary); }
.set-row select, .set-row input[type="number"], .set-row input[type="text"] { width: auto; min-width: 120px; }

/* Toggle 开关 */
.set-toggle { position: relative; width: 44px; height: 24px; background: var(--tw-border); border-radius: 12px; cursor: pointer; transition: background 0.2s; flex-shrink: 0; border: none; }
.set-toggle.on { background: var(--tw-accent); }
.set-toggle::after { content: ''; position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: transform 0.2s; box-shadow: 0 1px 3px rgba(0,0,0,0.2); }
.set-toggle.on::after { transform: translateX(20px); }

.set-archive-list { display: flex; flex-direction: column; gap: 0.4rem; }
.set-archive-item { display: flex; align-items: center; gap: 0.7rem; padding: 0.6rem 0.8rem; border-radius: var(--tw-radius-sm); background: var(--tw-bg-secondary); border: 1px solid var(--tw-border); }
.set-archive-info { flex: 1; }
.set-archive-name { font-size: 0.9rem; font-weight: 500; }
.set-archive-meta { font-size: 0.75rem; color: var(--tw-text-muted); }

.set-cleanup-preview { padding: 0.5rem 0; }
.set-cleanup-preview p { margin-bottom: 0.5rem; }
.set-cleanup-warn { color: var(--tw-warning); font-weight: 600; }

.set-color-row { display: flex; gap: 0.4rem; align-items: center; }

.set-about { text-align: center; padding: 2rem 0; }
.set-about .logo { font-size: 3rem; margin-bottom: 0.5rem; }
.set-about h2 { margin-bottom: 0.3rem; }
.set-about p { color: var(--tw-text-muted); font-size: 0.85rem; }

@media (max-width: 768px) {
  .set-container { flex-direction: column; }
  .set-sidebar { width: 100%; flex-direction: row; overflow-x: auto; }
  .set-menu-item { white-space: nowrap; }
  .set-content { padding: 0.8rem; }
}