.em-preview{margin-top:12px;padding:10px 12px;border:1px solid rgb(0 0 0 / .08);border-radius:12px;background:#fff}.em-preview-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.em-preview-title{font-size:14px;font-weight:700}.em-preview-border-toggle{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:#333;user-select:none;cursor:pointer}.em-preview-border-toggle input{transform:translateY(1px)}.em-preview-canvas{width:100%;max-width:280px;margin:0 auto}.em-preview-svg{width:100%;height:auto;display:block}.em-preview-warn{margin-top:8px;padding:8px 10px;border-radius:10px;background:rgb(255 193 7 / .18);font-size:12px;line-height:1.35}.em-preview-note{margin-top:8px;font-size:12px;line-height:1.35;color:#666}