.btn-appearance-trigger{display:inline-flex;align-items:center;gap:5px;padding:4px 9px;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-primary);font-size:12px;font-weight:600;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:all var(--transition-fast)}.btn-appearance-trigger:hover{background:var(--bg-surface-hover);border-color:var(--primary);transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.08)}.flower-icon{width:17px;height:17px;display:inline-block;flex-shrink:0;transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.btn-appearance-trigger:hover .flower-icon{transform:rotate(45deg) scale(1.1)}.appearance-modal-card{width:92%;max-width:680px;max-height:88vh;display:flex;flex-direction:column;background:var(--bg-surface);border-radius:var(--radius-lg);box-shadow:0 20px 50px rgba(0,0,0,.22);border:1px solid var(--border-subtle);overflow:hidden;animation:.22s cubic-bezier(.16,1,.3,1) modal-zoom-in}.appearance-modal-body{padding:16px 24px 28px;overflow-y:auto;max-height:calc(88vh - 70px)}.appearance-subtitle{font-size:13px;color:var(--text-secondary);margin-bottom:20px;line-height:1.5}.themes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:16px}.theme-card{display:flex;flex-direction:column;align-items:center;padding:10px;background:var(--bg-surface);border:2px solid var(--border-subtle);border-radius:12px;cursor:pointer;transition:.2s cubic-bezier(.16,1,.3,1);position:relative;user-select:none}.theme-card:hover{transform:translateY(-3px);border-color:var(--primary);box-shadow:0 8px 20px rgba(0,0,0,.08)}.theme-card.active{border-color:var(--primary);background:rgba(37,99,235,.04);box-shadow:0 0 0 3px rgba(37,99,235,.2),0 8px 24px rgba(37,99,235,.15)}.theme-card.active::after{content:"✓";position:absolute;top:6px;right:6px;width:18px;height:18px;background:var(--primary);color:#fff;border-radius:50%;font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px rgba(37,99,235,.4)}.theme-preview-box{width:100%;height:85px;border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:10px;border:1px solid rgba(0,0,0,.08);box-shadow:inset 0 1px 3px rgba(0,0,0,.04);overflow:hidden;position:relative;transition:transform .2s}.theme-card:hover .theme-preview-box{transform:scale(1.02)}.theme-preview-svg{width:100%;height:100%;display:block}.theme-name{font-size:13px;font-weight:600;color:var(--text-primary);text-align:center}#canvas-container[data-canvas-theme]{background-color:var(--theme-canvas-bg,var(--bg-app))!important;background-image:radial-gradient(var(--theme-canvas-dot,rgba(148,163,184,.3)) 1.2px,transparent 1.2px)!important;transition:background-color .3s}