.sign-container[data-v-7349899d]{width:100%;min-height:100vh;background:#f5f7fa;display:flex;flex-direction:column;align-items:center;padding:20px;box-sizing:border-box;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.canvas-wrapper[data-v-7349899d]{position:relative;width:100%;max-width:600px;height:300px;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,.08);overflow:hidden;margin-bottom:24px;background-color:#fff}.canvas-bg[data-v-7349899d]{position:absolute;top:0;left:0;width:100%;height:100%;background-color:#fff;background-image:linear-gradient(#ddd 1px,transparent 0),linear-gradient(90deg,#ddd 1px,transparent 0);background-size:20px 20px;z-index:1}.canvas-watermark[data-v-7349899d]{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-12deg);font-size:26px;font-weight:600;color:rgba(0,0,0,.1);pointer-events:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;z-index:2;letter-spacing:2px}.canvas-submitted-mask[data-v-7349899d]{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;background:hsla(0,0%,100%,.82);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:600;color:#52c41a;letter-spacing:2px;pointer-events:all}canvas[data-v-7349899d]{position:absolute;top:0;left:0;width:100%;height:100%;z-index:3;background:transparent;touch-action:none;cursor:crosshair}.btn-group[data-v-7349899d]{display:flex;gap:16px;width:100%;max-width:600px}.btn[data-v-7349899d]{flex:1;padding:14px;border:none;border-radius:8px;font-size:16px;font-weight:500;cursor:pointer;transition:opacity .2s}.btn[data-v-7349899d]:disabled{opacity:.6;cursor:not-allowed}.btn-clear[data-v-7349899d]{background:#e9ecef;color:#495057}.btn-submit[data-v-7349899d]{background:#1890ff;color:#fff}.status-msg[data-v-7349899d]{margin-top:20px;font-size:15px;color:#52c41a;text-align:center;line-height:1.5}.status-msg.status-error[data-v-7349899d]{color:#f5222d}